From 642699a19f1c07336a6fadacd6d5a9028f5d346f Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Mon, 16 Jun 2003 14:32:44 +0000 Subject: DOS updates for new tree (Daniel Borca) --- Makefile.DJ | 108 ++ docs/README.DJ | 451 ++--- include/GL/dmesa.h | 294 +-- progs/samples/Makefile.DJ | 169 +- src/glu/mesa/Makefile.DJ | 202 ++- src/glu/sgi/Makefile.DJ | 378 ++-- src/glut/dos/Makefile.DJ | 270 +-- src/glut/dos/PC_HW/pc_hw.c | 290 +-- src/glut/dos/PC_HW/pc_hw.h | 450 ++--- src/glut/dos/PC_HW/pc_irq.S | 364 ++-- src/glut/dos/PC_HW/pc_keyb.c | 1084 +++++------ src/glut/dos/PC_HW/pc_mouse.c | 556 +++--- src/glut/dos/PC_HW/pc_timer.c | 316 ++-- src/glut/dos/callback.c | 328 ++-- src/glut/dos/color.c | 118 +- src/glut/dos/extens.c | 126 +- src/glut/dos/glutint.h | 300 +-- src/glut/dos/init.c | 508 +++--- src/glut/dos/menu.c | 232 +-- src/glut/dos/mouse.c | 120 +- src/glut/dos/overlay.c | 182 +- src/glut/dos/state.c | 284 +-- src/glut/dos/window.c | 520 +++--- src/mesa/Makefile.DJ | 373 ++++ src/mesa/drivers/dos/blit.S | 398 ++-- src/mesa/drivers/dos/dmesa.c | 3421 ++++++++++++++++++----------------- src/mesa/drivers/dos/dpmi.c | 296 +-- src/mesa/drivers/dos/internal.h | 258 +-- src/mesa/drivers/dos/mga/m_ttemp.h | 754 ++++---- src/mesa/drivers/dos/mga/m_ttemp2.h | 750 ++++---- src/mesa/drivers/dos/mga/mga.c | 3072 +++++++++++++++---------------- src/mesa/drivers/dos/mga/mga.h | 182 +- src/mesa/drivers/dos/mga/mga_hw.c | 832 ++++----- src/mesa/drivers/dos/mga/mga_hw.h | 226 +-- src/mesa/drivers/dos/mga/mga_mode.c | 462 ++--- src/mesa/drivers/dos/mga/mga_mode.h | 94 +- src/mesa/drivers/dos/mga/mga_reg.h | 414 ++--- src/mesa/drivers/dos/vesa.c | 1066 +++++------ src/mesa/drivers/dos/vesa.h | 94 +- src/mesa/drivers/dos/vga.c | 470 ++--- src/mesa/drivers/dos/vga.h | 84 +- src/mesa/drivers/dos/video.c | 1050 +++++------ src/mesa/drivers/dos/video.h | 128 +- src/mesa/drivers/dos/virtual.S | 978 +++++----- src/mesa/main/Makefile.DJ | 348 ---- 45 files changed, 11794 insertions(+), 11606 deletions(-) create mode 100644 Makefile.DJ create mode 100644 src/mesa/Makefile.DJ delete mode 100644 src/mesa/main/Makefile.DJ diff --git a/Makefile.DJ b/Makefile.DJ new file mode 100644 index 0000000000..78207d9ed1 --- /dev/null +++ b/Makefile.DJ @@ -0,0 +1,108 @@ +# Mesa 3-D graphics library +# Version: 4.0 +# +# Copyright (C) 1999 Brian Paul All Rights Reserved. +# +# Permission is hereby granted, free of charge, to any person obtaining a +# copy of this software and associated documentation files (the "Software"), +# to deal in the Software without restriction, including without limitation +# the rights to use, copy, modify, merge, publish, distribute, sublicense, +# and/or sell copies of the Software, and to permit persons to whom the +# Software is furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +# DOS/DJGPP makefile v1.4 for Mesa +# +# Copyright (C) 2002 - Borca Daniel +# Email : dborca@yahoo.com +# Web : http://www.geocities.com/dborca + + +# +# Available options: +# +# Environment variables: +# CPU optimize for the given processor. +# default = k6 +# GLU=[mesa|sgi] specify GLU directory; can be `sgi' (requires GNU/C++) +# or `mesa'. +# default = mesa +# GLIDE path to Glide3 SDK include files; used with FX. +# default = $(TOP)/include/glide3 +# FX=1 build for 3dfx Glide3. Note that this disables +# compilation of most DMesa code and requires fxMesa. +# As a consequence, you'll need the DJGPP Glide3 +# library to build any application. +# default = no +# MATROX=1 build for Matrox Millennium I (MGA2064W) cards. +# This is experimental and not intensively tested. +# default = no +# HAVE_X86=1 optimize for i386. +# default = no +# HAVE_MMX=1 allow MMX specializations, provided your assembler +# supports MMX instruction set. However, the true CPU +# capabilities are checked at run-time to avoid crashes. +# default = no +# HAVE_SSE=1 (see HAVE_MMX) +# default = no +# HAVE_3DNOW=1 (see HAVE_MMX) +# default = no +# +# Targets: +# all: build everything +# libgl: build GL +# libglu: build GLU +# libglut: build GLUT +# clean: remove object files +# realclean: remove all generated files +# + + + +.PHONY : all libgl libglu libglut clean realclean + +CPU ?= k6 + +GLU ?= mesa + +CFLAGS = -Wall -W -pedantic +CFLAGS += -O2 -ffast-math -mcpu=$(CPU) + +export CFLAGS + +ifeq ($(wildcard $(addsuffix /rm.exe,$(subst ;, ,$(PATH)))),) +UNLINK = del $(subst /,\,$(1)) +else +UNLINK = $(RM) $(1) +endif + +all: libgl libglu libglut + +libgl: lib + $(MAKE) -f Makefile.DJ -C src/mesa +libglu: lib + $(MAKE) -f Makefile.DJ -C src/glu/$(GLU) +libglut: lib + $(MAKE) -f Makefile.DJ -C src/glut/dos + +lib: + mkdir lib + +clean: + $(MAKE) -f Makefile.DJ clean -C src/mesa + $(MAKE) -f Makefile.DJ clean -C src/glu/mesa + $(MAKE) -f Makefile.DJ clean -C src/glu/sgi + $(MAKE) -f Makefile.DJ clean -C src/glut/dos + +realclean: clean + -$(call UNLINK,lib/*.a) + -$(call UNLINK,lib/*.dxe) diff --git a/docs/README.DJ b/docs/README.DJ index 0ddcea8bae..7851258766 100644 --- a/docs/README.DJ +++ b/docs/README.DJ @@ -1,225 +1,226 @@ - Mesa 5.0.1 DOS/DJGPP Port v1.3 - ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - - - -Description: -~~~~~~~~~~~~ - -Well, guess what... this is the DOS port of Mesa 5.0.1, for DJGPP fans... Whoa! -The driver has its origins in ddsample.c, written by Brian Paul and found by me -in Mesa 3.4.2. - - - -Legal: -~~~~~~ - -Mesa copyright applies, provided this package is used within Mesa. For anything -else, see GPL. - - - -Installation: -~~~~~~~~~~~~~ - -Unzip and type: - - make -f Makefile.DJ [OPTIONS...] - -Available options: - - Environment variables: - CPU optimize for the given processor. - default = k6 - GLU=[src|si] specify GLU directory; can be `src' (src-glu = Mesa) - or `si' (si-glu = SGI's GLU -- requires GNU/C++). - default = src - GLIDE path to Glide3 SDK include files; used with FX. - default = $(TOP)/include/glide3 - FX=1 build for 3dfx Glide3. Note that this disables - compilation of most DMesa code and requires fxMesa. - As a consequence, you'll need the DJGPP Glide3 - library to build any application. - default = no - MATROX=1 build for Matrox Millennium I (MGA2064W) cards. - This is experimental and not intensively tested. - default = no - HAVE_X86=1 optimize for i386. - default = no - HAVE_MMX=1 allow MMX specializations, provided your assembler - supports MMX instruction set. However, the true CPU - capabilities are checked at run-time to avoid crashes. - default = no - HAVE_SSE=1 (see HAVE_MMX) - default = no - HAVE_3DNOW=1 (see HAVE_MMX) - default = no - - Targets: - all: build everything - libgl: build GL - libglu: build GLU - libglut: build GLUT - clean: remove object files - realclean: remove all generated files - - - -Tested on: - CPU: K6-2 (CXT) @500(412.5) MHz - Mainboard: ViA Apollo VP2/97 w/ 128 MB SDRAM - Video card: PowerColor EvilKing3 (Voodoo3 3000 PCI) w/ 16 MB SDRAM - DJGPP: djdev 2.04 + gcc v3.2.2 + make v3.79.1 - OS: DOS and Win9x - - - -FAQ: -~~~~ - -1. Compilation - - Q) I tried to run `make' and it exits because `gcc' complains it cannot find - some stupid file. - A) You need LFN support. - A) When compiling for Glide (FX=1), pay attention to Glide path. - - Q) Libraries built OK, but linker complains about `vsnprintf' every time I - compile some demo. - A) Upgrade to DJGPP 2.04. - A) Add `vsnprintf.c' to the CORE_SOURCES in `src/Makefile.DJ' (untested!). - A) The following hack should be safe in 90% of the cases, but if anything - goes wrong, don't come back to me crying. Anyway, patch `src/imports.c' - with the following line: - #define vsnprintf(buf, max, fmt, arg) vsprintf(buf, fmt, arg) - - Q) `make' complains about DXE3 or something, yet it builds the libraries. - A) DXE3 refers to the DJGPP dynamic modules. You'll need either the latest - DJGPP distro, or download the separate package from my web page. Read the - DXE3 documentation on how to use them. Hint: build your export object - file; then link it with your application. For example: - dxe3res -o dxe3tbl.c gl.dxe glu.dxe glut.dxe - gcc -o dxe3tbl.o -c dxe3tbl.c - gcc -o OUT.exe dxe3tbl.o IN.c -liglut -liglu -ligl -ldl - -2. Using Mesa for DJGPP - - Q) DMesa is so SLOOOW! The Win32 OpenGL performs so much better... - A) Is that a question? If you have a Voodoo3/Banshee card, you're lucky (the - Glide port is on my web page). If you have a Matrox Millennium I card, - you just MIGHT be lucky... If you haven't, sorry; everything is done in - software. Suggestions? - - Q) I tried to set refresh rate w/ DMesa, but without success. - A) Refresh rate control works only for VESA 3.0. If you were compiling for - Glide, see Glide info. If not, sorry! - - Q) I made a simple application and it does nothing. It exits right away. Not - even a blank screen. - A) The pure software drivers (VESA/VGA) support only double-buffered modes. - A) Another weird "feature" is that buffer width must be multiple of 8 (I'm a - lazy programmer and I found that the easiest way to keep buffer handling - at peak performance ;-). - - Q) My demo doesn't display text. I know I used the GLUT font routines! - A) Then you probably use GLUT as a DXE. Well, there is no direct access to - variables due to the way DXE works. Read the documentation. The author of - GLUT took this into account for _WIN32 DLL's only; I don't want to modify - his headers. The only workaround is to link GLUT the old way :-( - - Q) The GLUT is incomplete. - A) See below. - - - -libGLUT (the toolkit): -~~~~~~~~~~~~~~~~~~~~~~ - -Well, this "skeletal" GLUT implementation was taken from AllegGL project and -heavily changed. Thanks should go to Bernhard Tschirren, Mark Kilgard, Brian -Paul and probably others (or probably not ;-). GLUT functionality will be -extended only on an "as needed" basis. - -GLUT talks to hardware via PC_HW package which was put together from various -pieces I wrote long time ago. It consists from the keyboard, mouse and timer -drivers. - -My keyboard driver used only scancodes; as GLUT requires ASCII values for keys, -I borrowed the translation tables (and maybe more) from Allegro -- many thanks -to Shawn Hargreaves et co. Ctrl-Alt-Del (plus Ctrl-Alt-End, for Windows users) -will shut down the GLUT engine unconditionally: it will raise SIGINT, which in -turn will (hopefully) call the destructors, thus cleaning up your/my mess ;-) -NB: since the DJGPP guys ensured signal handlers won't go beyond program's -space (and since dynamic modules shall) the SIGINT can't be hooked (well, it -can, but it is useless), therefore you must live with the 'Exiting due to -signal SIGINT' message... - -The mouse driver is far from complete (lack of drawing, etc), but is enough to -make almost all the demos work. Supports the CuteMouse WheelAPI. - -The timer is pretty versatile for it supports multiple timers with different -frequencies. While not being the most accurate timer in the known universe, I -think it's OK. Take this example: you have timer A with a very high rate, and -then you have timer B with very low rate compared to A; now, A ticks OK, but -timer B will probably loose precision! - -As an addition, stdout and stderr are redirected and dumped upon exit. This -means that `printf' can be safely called during graphics. A bit of a hack, I -know, because all messages come in bulk, but I think it's better than nothing. -"Borrowed" from LIBRHUTI (Robert Hoehne). - -Window creating defaults: 300x300x16 at (0,0), 16-bit depth, 16-bit accum, -8-bit stencil. However, the video mode is chosen in such a way that first -window will fit. If you need high resolution with small windows, set initial -position far to the right (or way down); then you can move them back to any -position right before the main loop. - -The following environment variables can customize GLUT behaviour: - DMESA_GLUT_REFRESH - set vertical screen refresh rate (VESA3) - DMESA_GLUT_BPP - set default bits per pixel (VGA needs 8) - GLUT_FPS - print frames/second statistics to stderr - - - -History: -~~~~~~~~ - -v1.0 (mar-2002) - initial release - -v1.1 (sep-2002) - + added 3dfx Glide3 support - + added refresh rate control - + added fonts in GLUT - * lots of minor changes - -v1.2 (nov-2002) - * synced w/ Mesa-4.1 - - removed dmesadxe.h - -v1.3 (mar-2003) - + enabled OpenGL 1.4 support - + added MMX clear/blit routines - + enabled SGI's GLU compilation - + added samples makefile - + added new GLUT functions - + added color-index modes - + added Matrox Millennium MGA2064W driver - + added 8bit FakeColor (thanks to Neil Funk) - + added VGA support (to keep Ben Decker happy) - ! fixed some compilation errors (reported by Chan Kar Heng) - * optimized driver for faster callback access... yeah, right :) - * overhauled virtual buffer and internal video drivers - * better fxMesa integration - * revamped GLUT - * switched to DXE3 - - - -Contact: -~~~~~~~~ - -Name: Borca Daniel -E-mail: dborca@yahoo.com -WWW: http://www.geocities.com/dborca/ + Mesa 5.0.1 DOS/DJGPP Port v1.4 + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + + + +Description: +~~~~~~~~~~~~ + +Well, guess what... this is the DOS port of Mesa 5.0.1, for DJGPP fans... Whoa! +The driver has its origins in ddsample.c, written by Brian Paul and found by me +in Mesa 3.4.2. + + + +Legal: +~~~~~~ + +Mesa copyright applies, provided this package is used within Mesa. For anything +else, see GPL. + + + +Installation: +~~~~~~~~~~~~~ + +Unzip and type: + + make -f Makefile.DJ [OPTIONS...] + +Available options: + + Environment variables: + CPU optimize for the given processor. + default = k6 + GLU=[mesa|sgi] specify GLU directory; can be `sgi' (requires GNU/C++) + or `mesa'. + default = mesa + GLIDE path to Glide3 SDK include files; used with FX. + default = $(TOP)/include/glide3 + FX=1 build for 3dfx Glide3. Note that this disables + compilation of most DMesa code and requires fxMesa. + As a consequence, you'll need the DJGPP Glide3 + library to build any application. + default = no + MATROX=1 build for Matrox Millennium I (MGA2064W) cards. + This is experimental and not intensively tested. + default = no + HAVE_X86=1 optimize for i386. + default = no + HAVE_MMX=1 allow MMX specializations, provided your assembler + supports MMX instruction set. However, the true CPU + capabilities are checked at run-time to avoid crashes. + default = no + HAVE_SSE=1 (see HAVE_MMX) + default = no + HAVE_3DNOW=1 (see HAVE_MMX) + default = no + + Targets: + all: build everything + libgl: build GL + libglu: build GLU + libglut: build GLUT + clean: remove object files + realclean: remove all generated files + + + +Tested on: + CPU: AMD Duron @800 MHz + Mainboard: EP-8KTA3 w/ 128 MB SDRAM + Video card: Voodoo5 5500 AGP w/ 64 MB SDRAM + DJGPP: djdev 2.04 + gcc v3.2.2 + make v3.79.1 + OS: DOS and Win98SE + + + +FAQ: +~~~~ + +1. Compilation + + Q) I tried to run `make' and it exits because `gcc' complains it cannot find + some stupid file. + A) You need LFN support. + A) When compiling for Glide (FX=1), pay attention to Glide path. + + Q) Libraries built OK, but linker complains about `vsnprintf' every time I + compile some demo. + A) Upgrade to DJGPP 2.04. + A) Add `vsnprintf.c' to the CORE_SOURCES in `src/Makefile.DJ' (untested!). + A) The following hack should be safe in 90% of the cases, but if anything + goes wrong, don't come back to me crying. Anyway, patch `src/imports.c' + with the following line: + #define vsnprintf(buf, max, fmt, arg) vsprintf(buf, fmt, arg) + + Q) `make' complains about DXE3 or something, yet it builds the libraries. + A) DXE3 refers to the DJGPP dynamic modules. You'll need either the latest + DJGPP distro, or download the separate package from my web page. Read the + DXE3 documentation on how to use them. + A) When compiling for Glide (FX=1), make sure `glid3.dxe' can be found in + LD_LIBRARY_PATH (or top `lib' directory). + +2. Using Mesa for DJGPP + + Q) DMesa is so SLOOOW! The Win32 OpenGL performs so much better... + A) Is that a question? If you have a 3dfx Voodoo Banshee or higher card, + you're lucky (check http://sourceforge.net/projects/glide for the DJGPP + port). If you have a Matrox Millennium I card, you just MIGHT be lucky... + If you haven't, sorry; everything is done in software. Suggestions? + + Q) I tried to set refresh rate w/ DMesa, but without success. + A) Refresh rate control works only for VESA 3.0. If you were compiling for + Glide, see Glide info. If not, sorry! + + Q) I made a simple application and it does nothing. It exits right away. Not + even a blank screen. + A) The pure software drivers (VESA/VGA) support only double-buffered modes. + A) Another weird "feature" is that buffer width must be multiple of 8 (I'm a + lazy programmer and I found that the easiest way to keep buffer handling + at peak performance ;-). + + Q) My demo doesn't display text. I know I used the GLUT font routines! + A) Then you probably use GLUT as a DXE. Well, there is no direct access to + variables due to the way DXE works. Read the documentation. The author of + GLUT took this into account for _WIN32 DLL's only; I don't want to modify + his headers. The only workaround is to link GLUT the old way :-( + + Q) The GLUT is incomplete. + A) See below. + + + +libGLUT (the toolkit): +~~~~~~~~~~~~~~~~~~~~~~ + +Well, this "skeletal" GLUT implementation was taken from AllegGL project and +heavily changed. Thanks should go to Bernhard Tschirren, Mark Kilgard, Brian +Paul and probably others (or probably not ;-). GLUT functionality will be +extended only on an "as needed" basis. + +GLUT talks to hardware via PC_HW package which was put together from various +pieces I wrote long time ago. It consists from the keyboard, mouse and timer +drivers. + +My keyboard driver used only scancodes; as GLUT requires ASCII values for keys, +I borrowed the translation tables (and maybe more) from Allegro -- many thanks +to Shawn Hargreaves et co. Ctrl-Alt-Del (plus Ctrl-Alt-End, for Windows users) +will shut down the GLUT engine unconditionally: it will raise SIGINT, which in +turn will (hopefully) call the destructors, thus cleaning up your/my mess ;-) +NB: since the DJGPP guys ensured signal handlers won't go beyond program's +space (and since dynamic modules shall) the SIGINT can't be hooked (well, it +can, but it is useless), therefore you must live with the 'Exiting due to +signal SIGINT' message... + +The mouse driver is far from complete (lack of drawing, etc), but is enough to +make almost all the demos work. Supports the CuteMouse WheelAPI. + +The timer is pretty versatile for it supports multiple timers with different +frequencies. While not being the most accurate timer in the known universe, I +think it's OK. Take this example: you have timer A with a very high rate, and +then you have timer B with very low rate compared to A; now, A ticks OK, but +timer B will probably loose precision! + +As an addition, stdout and stderr are redirected and dumped upon exit. This +means that `printf' can be safely called during graphics. A bit of a hack, I +know, because all messages come in bulk, but I think it's better than nothing. +"Borrowed" from LIBRHUTI (Robert Hoehne). + +Window creating defaults: 300x300x16 at (0,0), 16-bit depth, 16-bit accum, +8-bit stencil. However, the video mode is chosen in such a way that first +window will fit. If you need high resolution with small windows, set initial +position far to the right (or way down); then you can move them back to any +position right before the main loop. + +The following environment variables can customize GLUT behaviour: + DMESA_GLUT_REFRESH - set vertical screen refresh rate (VESA3) + DMESA_GLUT_BPP - set default bits per pixel (VGA needs 8) + GLUT_FPS - print frames/second statistics to stderr + + + +History: +~~~~~~~~ + +v1.0 (mar-2002) + initial release + +v1.1 (sep-2002) + + added 3dfx Glide3 support + + added refresh rate control + + added fonts in GLUT + * lots of minor changes + +v1.2 (nov-2002) + * synced w/ Mesa-4.1 + - removed dmesadxe.h + +v1.3 (mar-2003) + + enabled OpenGL 1.4 support + + added MMX clear/blit routines + + enabled SGI's GLU compilation + + added samples makefile + + added new GLUT functions + + added color-index modes + + added Matrox Millennium MGA2064W driver + + added 8bit FakeColor (thanks to Neil Funk) + + added VGA support (to keep Ben Decker happy) + ! fixed some compilation errors (reported by Chan Kar Heng) + * optimized driver for faster callback access... yeah, right :) + * overhauled virtual buffer and internal video drivers + * better fxMesa integration + * revamped GLUT + * switched to DXE3 + +v1.4 (jun-2003) + * accomodated makefiles with the new sourcetree + + + +Contact: +~~~~~~~~ + +Name: Borca Daniel +E-mail: dborca@yahoo.com +WWW: http://www.geocities.com/dborca/ diff --git a/include/GL/dmesa.h b/include/GL/dmesa.h index 89df5a4e21..bb7d9b0cc9 100644 --- a/include/GL/dmesa.h +++ b/include/GL/dmesa.h @@ -1,147 +1,147 @@ -/* - * Mesa 3-D graphics library - * Version: 5.0 - * - * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#ifndef DMESA_H_included -#define DMESA_H_included - -#define DMESA_MAJOR_VERSION 5 -#define DMESA_MINOR_VERSION 0 - -/* Sample Usage: - * - * 1. Call DMesaCreateVisual() to initialize graphics. - * 2. Call DMesaCreateContext() to create a DMesa rendering context. - * 3. Call DMesaCreateBuffer() to define the window. - * 4. Call DMesaMakeCurrent() to bind the DMesaBuffer to a DMesaContext. - * 5. Make gl* calls to render your graphics. - * 6. Use DMesaSwapBuffers() when double buffering to swap front/back buffers. - * 7. Before exiting, destroy DMesaBuffer, DMesaContext and DMesaVisual. - */ - -typedef struct dmesa_context *DMesaContext; -typedef struct dmesa_visual *DMesaVisual; -typedef struct dmesa_buffer *DMesaBuffer; - -#ifdef __cplusplus -extern "C" { -#endif - -/* - * Create a new Visual and set graphics mode. - */ -DMesaVisual DMesaCreateVisual (GLint width, /* X res */ - GLint height, /* Y res */ - GLint colDepth, /* BPP */ - GLint refresh, /* refresh rate: 0=default */ - GLboolean dbFlag, /* double-buffered */ - GLboolean rgbFlag, /* RGB mode */ - GLboolean alphaFlag,/* alpha buffer requested */ - GLint depthSize, /* requested bits/depth */ - GLint stencilSize, /* requested bits/stencil */ - GLint accumSize); /* requested bits/accum */ - -/* - * Destroy Visual and restore screen. - */ -void DMesaDestroyVisual (DMesaVisual v); - - - -/* - * Create a new Context for rendering. - */ -DMesaContext DMesaCreateContext (DMesaVisual visual, DMesaContext share); - -/* - * Destroy Context. - */ -void DMesaDestroyContext (DMesaContext c); - -/* - * Return a handle to the current context. - */ -DMesaContext DMesaGetCurrentContext (void); - - - -/* - * Create a new Buffer (window). - */ -DMesaBuffer DMesaCreateBuffer (DMesaVisual visual, - GLint xpos, GLint ypos, - GLint width, GLint height); - -/* - * Destroy Buffer. - */ -void DMesaDestroyBuffer (DMesaBuffer b); - -/* - * Swap the front and back buffers for the given Buffer. - * No action is taken if the buffer is not double buffered. - */ -void DMesaSwapBuffers (DMesaBuffer b); - -/* - * Bind Buffer to Context and make the Context the current one. - */ -GLboolean DMesaMakeCurrent (DMesaContext c, DMesaBuffer b); - - - -/* - * Move/Resize current Buffer. - */ -GLboolean DMesaMoveBuffer (GLint xpos, GLint ypos); -GLboolean DMesaResizeBuffer (GLint width, GLint height); - -/* - * Set palette index, using normalized values. - */ -void DMesaSetCI (int ndx, GLfloat red, GLfloat green, GLfloat blue); - -/* - * DMesa state retrieval. - */ -#define DMESA_GET_SCREEN_SIZE 0x0100 -#define DMESA_GET_DRIVER_CAPS 0x0200 - -#define DMESA_DRIVER_SWDB_BIT 0x1 /* software double-buffered */ -#define DMESA_DRIVER_LLWO_BIT 0x2 /* lower-left window origin */ -int DMesaGetIntegerv (GLenum pname, GLint *params); - -#ifdef __cplusplus -} -#endif - -#endif +/* + * Mesa 3-D graphics library + * Version: 5.0 + * + * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#ifndef DMESA_H_included +#define DMESA_H_included + +#define DMESA_MAJOR_VERSION 5 +#define DMESA_MINOR_VERSION 0 + +/* Sample Usage: + * + * 1. Call DMesaCreateVisual() to initialize graphics. + * 2. Call DMesaCreateContext() to create a DMesa rendering context. + * 3. Call DMesaCreateBuffer() to define the window. + * 4. Call DMesaMakeCurrent() to bind the DMesaBuffer to a DMesaContext. + * 5. Make gl* calls to render your graphics. + * 6. Use DMesaSwapBuffers() when double buffering to swap front/back buffers. + * 7. Before exiting, destroy DMesaBuffer, DMesaContext and DMesaVisual. + */ + +typedef struct dmesa_context *DMesaContext; +typedef struct dmesa_visual *DMesaVisual; +typedef struct dmesa_buffer *DMesaBuffer; + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * Create a new Visual and set graphics mode. + */ +DMesaVisual DMesaCreateVisual (GLint width, /* X res */ + GLint height, /* Y res */ + GLint colDepth, /* BPP */ + GLint refresh, /* refresh rate: 0=default */ + GLboolean dbFlag, /* double-buffered */ + GLboolean rgbFlag, /* RGB mode */ + GLboolean alphaFlag,/* alpha buffer requested */ + GLint depthSize, /* requested bits/depth */ + GLint stencilSize, /* requested bits/stencil */ + GLint accumSize); /* requested bits/accum */ + +/* + * Destroy Visual and restore screen. + */ +void DMesaDestroyVisual (DMesaVisual v); + + + +/* + * Create a new Context for rendering. + */ +DMesaContext DMesaCreateContext (DMesaVisual visual, DMesaContext share); + +/* + * Destroy Context. + */ +void DMesaDestroyContext (DMesaContext c); + +/* + * Return a handle to the current context. + */ +DMesaContext DMesaGetCurrentContext (void); + + + +/* + * Create a new Buffer (window). + */ +DMesaBuffer DMesaCreateBuffer (DMesaVisual visual, + GLint xpos, GLint ypos, + GLint width, GLint height); + +/* + * Destroy Buffer. + */ +void DMesaDestroyBuffer (DMesaBuffer b); + +/* + * Swap the front and back buffers for the given Buffer. + * No action is taken if the buffer is not double buffered. + */ +void DMesaSwapBuffers (DMesaBuffer b); + +/* + * Bind Buffer to Context and make the Context the current one. + */ +GLboolean DMesaMakeCurrent (DMesaContext c, DMesaBuffer b); + + + +/* + * Move/Resize current Buffer. + */ +GLboolean DMesaMoveBuffer (GLint xpos, GLint ypos); +GLboolean DMesaResizeBuffer (GLint width, GLint height); + +/* + * Set palette index, using normalized values. + */ +void DMesaSetCI (int ndx, GLfloat red, GLfloat green, GLfloat blue); + +/* + * DMesa state retrieval. + */ +#define DMESA_GET_SCREEN_SIZE 0x0100 +#define DMESA_GET_DRIVER_CAPS 0x0200 + +#define DMESA_DRIVER_SWDB_BIT 0x1 /* software double-buffered */ +#define DMESA_DRIVER_LLWO_BIT 0x2 /* lower-left window origin */ +int DMesaGetIntegerv (GLenum pname, GLint *params); + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/progs/samples/Makefile.DJ b/progs/samples/Makefile.DJ index e29e0e598c..13b1c7221b 100644 --- a/progs/samples/Makefile.DJ +++ b/progs/samples/Makefile.DJ @@ -1,86 +1,83 @@ -# Mesa 3-D graphics library -# Version: 4.0 -# -# Copyright (C) 1999 Brian Paul All Rights Reserved. -# -# Permission is hereby granted, free of charge, to any person obtaining a -# copy of this software and associated documentation files (the "Software"), -# to deal in the Software without restriction, including without limitation -# the rights to use, copy, modify, merge, publish, distribute, sublicense, -# and/or sell copies of the Software, and to permit persons to whom the -# Software is furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included -# in all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL -# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -# DOS/DJGPP samples makefile v1.3 for Mesa -# -# Copyright (C) 2002 - Borca Daniel -# Email : dborca@yahoo.com -# Web : http://www.geocities.com/dborca - - -# -# Available options: -# -# Environment variables: -# CPU optimize for the given processor. -# default = k6 -# GLIDE path to Glide3 SDK library files; used with FX. -# default = $(TOP)/lib/glide3 -# FX=1 build for 3dfx Glide3. Note that this disables -# compilation of most DMesa code and requires fxMesa. -# As a consequence, you'll need the DJGPP Glide3 -# library to build any application. -# default = no -# DXE=1 use DXE modules. The resolution object file must be -# present in the `lib' directory in order to use this -# option (see README.DJ for details). -# default = no -# -# Targets: -# build a specific file -# - - - -.PHONY : all -.SUFFIXES : .c .o .exe - -TOP = .. -CPU ?= k6 -GLIDE ?= $(TOP)/lib/glide3 - -CC = gcc -CFLAGS = -Wall -W -pedantic -CFLAGS += -O2 -ffast-math -mcpu=$(CPU) -CFLAGS += -I$(TOP)/include - -LD = gxx -LDFLAGS = -s -L$(TOP)/lib - -ifeq ($(DXE),1) -DXE3TABLE = $(TOP)/lib/dxe3tbl.o -LDLIBS += -liglut -liglu -ligl -ldl -else -LDLIBS = -lglut -lglu -lgl -ifeq ($(FX),1) -LDFLAGS += -L$(GLIDE) -LDLIBS += -lglid3 -endif -endif - -.c.o: - $(CC) -o $@ $(CFLAGS) -c $< -.o.exe: - $(LD) -o $@ $(LDFLAGS) $(DXE3TABLE) $< $(LDLIBS) - -all: - $(error Must specify to build) +# Mesa 3-D graphics library +# Version: 4.0 +# +# Copyright (C) 1999 Brian Paul All Rights Reserved. +# +# Permission is hereby granted, free of charge, to any person obtaining a +# copy of this software and associated documentation files (the "Software"), +# to deal in the Software without restriction, including without limitation +# the rights to use, copy, modify, merge, publish, distribute, sublicense, +# and/or sell copies of the Software, and to permit persons to whom the +# Software is furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +# DOS/DJGPP samples makefile v1.4 for Mesa +# +# Copyright (C) 2002 - Borca Daniel +# Email : dborca@yahoo.com +# Web : http://www.geocities.com/dborca + + +# +# Available options: +# +# Environment variables: +# CPU optimize for the given processor. +# default = k6 +# GLIDE path to Glide3 SDK library files; used with FX. +# default = $(TOP)/lib/glide3 +# FX=1 build for 3dfx Glide3. Note that this disables +# compilation of most DMesa code and requires fxMesa. +# As a consequence, you'll need the DJGPP Glide3 +# library to build any application. +# default = no +# DXE=1 use DXE modules (see README.DJ for details). +# default = no +# +# Targets: +# build a specific file +# + + + +.PHONY : all +.SUFFIXES : .c .o .exe + +TOP = ../.. +CPU ?= k6 +GLIDE ?= $(TOP)/lib/glide3 + +CC = gcc +CFLAGS = -Wall -W -pedantic +CFLAGS += -O2 -ffast-math -mcpu=$(CPU) +CFLAGS += -I$(TOP)/include -I../util + +LD = gxx +LDFLAGS = -s -L$(TOP)/lib + +ifeq ($(DXE),1) +LDLIBS += -liglut -liglu -ligl +else +LDLIBS = -lglut -lglu -lgl +ifeq ($(FX),1) +LDFLAGS += -L$(GLIDE) +LDLIBS += -lglid3 +endif +endif + +.c.o: + $(CC) -o $@ $(CFLAGS) -c $< +.o.exe: + $(LD) -o $@ $(LDFLAGS) $< $(LDLIBS) + +all: + $(error Must specify to build) diff --git a/src/glu/mesa/Makefile.DJ b/src/glu/mesa/Makefile.DJ index b11b23345f..1e61080b49 100644 --- a/src/glu/mesa/Makefile.DJ +++ b/src/glu/mesa/Makefile.DJ @@ -1,100 +1,102 @@ -# Mesa 3-D graphics library -# Version: 4.0 -# -# Copyright (C) 1999 Brian Paul All Rights Reserved. -# -# Permission is hereby granted, free of charge, to any person obtaining a -# copy of this software and associated documentation files (the "Software"), -# to deal in the Software without restriction, including without limitation -# the rights to use, copy, modify, merge, publish, distribute, sublicense, -# and/or sell copies of the Software, and to permit persons to whom the -# Software is furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included -# in all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL -# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -# DOS/DJGPP glu makefile v1.3 for Mesa -# -# Copyright (C) 2002 - Borca Daniel -# Email : dborca@yahoo.com -# Web : http://www.geocities.com/dborca - - -# -# Available options: -# -# Environment variables: -# CFLAGS -# -# Targets: -# all: build GLU -# clean: remove object files -# - - - -.PHONY: all clean - -TOP = .. -LIBDIR = $(TOP)/lib -GLU_LIB = libglu.a -GLU_DXE = glu.dxe -GLU_IMP = libiglu.a - -CC = gcc -CFLAGS += -I$(TOP)/include - -AR = ar -ARFLAGS = rus - -HAVEDXE3 = $(wildcard $(DJDIR)/bin/dxe3gen.exe) - -ifeq ($(wildcard $(addsuffix /rm.exe,$(subst ;, ,$(PATH)))),) -UNLINK = del $(subst /,\,$(1)) -else -UNLINK = $(RM) $(1) -endif - -CORE_SOURCES = \ - glu.c \ - mipmap.c \ - nurbs.c \ - nurbscrv.c \ - nurbssrf.c \ - nurbsutl.c \ - polytest.c \ - project.c \ - quadric.c \ - tess.c \ - tesselat.c - -SOURCES = $(CORE_SOURCES) - -OBJECTS = $(SOURCES:.c=.o) - -.c.o: - $(CC) -o $@ $(CFLAGS) -c $< - -all: $(LIBDIR)/$(GLU_LIB) $(LIBDIR)/$(GLU_DXE) $(LIBDIR)/$(GLU_IMP) - -$(LIBDIR)/$(GLU_LIB): $(OBJECTS) - $(AR) $(ARFLAGS) $(LIBDIR)/$(GLU_LIB) $(OBJECTS) - -$(LIBDIR)/$(GLU_DXE) $(LIBDIR)/$(GLU_IMP): $(OBJECTS) -ifeq ($(HAVEDXE3),) - $(warning Missing DXE3 package... Skipping $(GLU_DXE)) -else - -dxe3gen -o $(LIBDIR)/$(GLU_DXE) -I $(LIBDIR)/$(GLU_IMP) -D "MesaGLU DJGPP" -E _glu -P gl.dxe -U $(OBJECTS) -endif - -clean: - -$(call UNLINK,*.o) - --include depend +# Mesa 3-D graphics library +# Version: 4.0 +# +# Copyright (C) 1999 Brian Paul All Rights Reserved. +# +# Permission is hereby granted, free of charge, to any person obtaining a +# copy of this software and associated documentation files (the "Software"), +# to deal in the Software without restriction, including without limitation +# the rights to use, copy, modify, merge, publish, distribute, sublicense, +# and/or sell copies of the Software, and to permit persons to whom the +# Software is furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +# DOS/DJGPP glu makefile v1.4 for Mesa +# +# Copyright (C) 2002 - Borca Daniel +# Email : dborca@yahoo.com +# Web : http://www.geocities.com/dborca + + +# +# Available options: +# +# Environment variables: +# CFLAGS +# +# Targets: +# all: build GLU +# clean: remove object files +# + + + +.PHONY: all clean + +TOP = ../../.. +LIBDIR = $(TOP)/lib +GLU_LIB = libglu.a +GLU_DXE = glu.dxe +GLU_IMP = libiglu.a + +export LD_LIBRARY_PATH := $(LD_LIBRARY_PATH);$(LIBDIR) + +CC = gcc +CFLAGS += -I$(TOP)/include + +AR = ar +ARFLAGS = rus + +HAVEDXE3 = $(wildcard $(DJDIR)/bin/dxe3gen.exe) + +ifeq ($(wildcard $(addsuffix /rm.exe,$(subst ;, ,$(PATH)))),) +UNLINK = del $(subst /,\,$(1)) +else +UNLINK = $(RM) $(1) +endif + +CORE_SOURCES = \ + glu.c \ + mipmap.c \ + nurbs.c \ + nurbscrv.c \ + nurbssrf.c \ + nurbsutl.c \ + polytest.c \ + project.c \ + quadric.c \ + tess.c \ + tesselat.c + +SOURCES = $(CORE_SOURCES) + +OBJECTS = $(SOURCES:.c=.o) + +.c.o: + $(CC) -o $@ $(CFLAGS) -c $< + +all: $(LIBDIR)/$(GLU_LIB) $(LIBDIR)/$(GLU_DXE) $(LIBDIR)/$(GLU_IMP) + +$(LIBDIR)/$(GLU_LIB): $(OBJECTS) + $(AR) $(ARFLAGS) $(LIBDIR)/$(GLU_LIB) $(OBJECTS) + +$(LIBDIR)/$(GLU_DXE) $(LIBDIR)/$(GLU_IMP): $(OBJECTS) +ifeq ($(HAVEDXE3),) + $(warning Missing DXE3 package... Skipping $(GLU_DXE)) +else + -dxe3gen -o $(LIBDIR)/$(GLU_DXE) -Y $(LIBDIR)/$(GLU_IMP) -D "MesaGLU DJGPP" -E _glu -P gl.dxe -U $(OBJECTS) +endif + +clean: + -$(call UNLINK,*.o) + +-include depend diff --git a/src/glu/sgi/Makefile.DJ b/src/glu/sgi/Makefile.DJ index d81da0fba4..0facbc7ee9 100644 --- a/src/glu/sgi/Makefile.DJ +++ b/src/glu/sgi/Makefile.DJ @@ -1,188 +1,190 @@ -# Mesa 3-D graphics library -# Version: 4.0 -# -# Copyright (C) 1999 Brian Paul All Rights Reserved. -# -# Permission is hereby granted, free of charge, to any person obtaining a -# copy of this software and associated documentation files (the "Software"), -# to deal in the Software without restriction, including without limitation -# the rights to use, copy, modify, merge, publish, distribute, sublicense, -# and/or sell copies of the Software, and to permit persons to whom the -# Software is furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included -# in all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL -# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -# DOS/DJGPP glu makefile v1.3 for Mesa -# -# Copyright (C) 2002 - Borca Daniel -# Email : dborca@yahoo.com -# Web : http://www.geocities.com/dborca - - -# -# Available options: -# -# Environment variables: -# CFLAGS -# -# Targets: -# all: build GLU -# clean: remove object files -# - - - -.PHONY: all clean - -TOP = .. -LIBDIR = $(TOP)/lib -GLU_LIB = libglu.a -GLU_DXE = glu.dxe -GLU_IMP = libiglu.a - -CC = gcc -CFLAGS += -DNDEBUG -DLIBRARYBUILD -I$(TOP)/include -Iinclude -CXX = gpp -CXXFLAGS = $(CFLAGS) -Ilibnurbs/internals -Ilibnurbs/interface -Ilibnurbs/nurbtess - -AR = ar -ARFLAGS = rus - -HAVEDXE3 = $(wildcard $(DJDIR)/bin/dxe3gen.exe) - -ifeq ($(wildcard $(addsuffix /rm.exe,$(subst ;, ,$(PATH)))),) -UNLINK = del $(subst /,\,$(1)) -else -UNLINK = $(RM) $(1) -endif - -C_SOURCES = \ - libutil/error.c \ - libutil/glue.c \ - libutil/mipmap.c \ - libutil/project.c \ - libutil/quad.c \ - libutil/registry.c \ - libtess/dict.c \ - libtess/geom.c \ - libtess/memalloc.c \ - libtess/mesh.c \ - libtess/normal.c \ - libtess/priorityq.c \ - libtess/render.c \ - libtess/sweep.c \ - libtess/tess.c \ - libtess/tessmono.c - -CC_SOURCES = \ - libnurbs/interface/bezierEval.cc \ - libnurbs/interface/bezierPatch.cc \ - libnurbs/interface/bezierPatchMesh.cc \ - libnurbs/interface/glcurveval.cc \ - libnurbs/interface/glinterface.cc \ - libnurbs/interface/glrenderer.cc \ - libnurbs/interface/glsurfeval.cc \ - libnurbs/interface/incurveeval.cc \ - libnurbs/interface/insurfeval.cc \ - libnurbs/internals/arc.cc \ - libnurbs/internals/arcsorter.cc \ - libnurbs/internals/arctess.cc \ - libnurbs/internals/backend.cc \ - libnurbs/internals/basiccrveval.cc \ - libnurbs/internals/basicsurfeval.cc \ - libnurbs/internals/bin.cc \ - libnurbs/internals/bufpool.cc \ - libnurbs/internals/cachingeval.cc \ - libnurbs/internals/ccw.cc \ - libnurbs/internals/coveandtiler.cc \ - libnurbs/internals/curve.cc \ - libnurbs/internals/curvelist.cc \ - libnurbs/internals/curvesub.cc \ - libnurbs/internals/dataTransform.cc \ - libnurbs/internals/displaylist.cc \ - libnurbs/internals/flist.cc \ - libnurbs/internals/flistsorter.cc \ - libnurbs/internals/hull.cc \ - libnurbs/internals/intersect.cc \ - libnurbs/internals/knotvector.cc \ - libnurbs/internals/mapdesc.cc \ - libnurbs/internals/mapdescv.cc \ - libnurbs/internals/maplist.cc \ - libnurbs/internals/mesher.cc \ - libnurbs/internals/monoTriangulationBackend.cc \ - libnurbs/internals/monotonizer.cc \ - libnurbs/internals/mycode.cc \ - libnurbs/internals/nurbsinterfac.cc \ - libnurbs/internals/nurbstess.cc \ - libnurbs/internals/patch.cc \ - libnurbs/internals/patchlist.cc \ - libnurbs/internals/quilt.cc \ - libnurbs/internals/reader.cc \ - libnurbs/internals/renderhints.cc \ - libnurbs/internals/slicer.cc \ - libnurbs/internals/sorter.cc \ - libnurbs/internals/splitarcs.cc \ - libnurbs/internals/subdivider.cc \ - libnurbs/internals/tobezier.cc \ - libnurbs/internals/trimline.cc \ - libnurbs/internals/trimregion.cc \ - libnurbs/internals/trimvertpool.cc \ - libnurbs/internals/uarray.cc \ - libnurbs/internals/varray.cc \ - libnurbs/nurbtess/directedLine.cc \ - libnurbs/nurbtess/gridWrap.cc \ - libnurbs/nurbtess/monoChain.cc \ - libnurbs/nurbtess/monoPolyPart.cc \ - libnurbs/nurbtess/monoTriangulation.cc \ - libnurbs/nurbtess/partitionX.cc \ - libnurbs/nurbtess/partitionY.cc \ - libnurbs/nurbtess/polyDBG.cc \ - libnurbs/nurbtess/polyUtil.cc \ - libnurbs/nurbtess/primitiveStream.cc \ - libnurbs/nurbtess/quicksort.cc \ - libnurbs/nurbtess/rectBlock.cc \ - libnurbs/nurbtess/sampleComp.cc \ - libnurbs/nurbtess/sampleCompBot.cc \ - libnurbs/nurbtess/sampleCompRight.cc \ - libnurbs/nurbtess/sampleCompTop.cc \ - libnurbs/nurbtess/sampleMonoPoly.cc \ - libnurbs/nurbtess/sampledLine.cc \ - libnurbs/nurbtess/searchTree.cc - -SOURCES = $(C_SOURCES) $(CC_SOURCES) - -OBJECTS = $(addsuffix .o,$(basename $(SOURCES))) - -.c.o: - $(CC) -o $@ $(CFLAGS) -c $< -.cc.o: - $(CXX) -o $@ $(CXXFLAGS) -c $< - -all: $(LIBDIR)/$(GLU_LIB) $(LIBDIR)/$(GLU_DXE) $(LIBDIR)/$(GLU_IMP) - -$(LIBDIR)/$(GLU_LIB): $(OBJECTS) - $(AR) $(ARFLAGS) $(LIBDIR)/$(GLU_LIB) $(OBJECTS) - -$(LIBDIR)/$(GLU_DXE) $(LIBDIR)/$(GLU_IMP): $(OBJECTS) -ifeq ($(HAVEDXE3),) - $(warning Missing DXE3 package... Skipping $(GLU_DXE)) -else - -dxe3gen -o $(LIBDIR)/$(GLU_DXE) -I $(LIBDIR)/$(GLU_IMP) -D "MesaGLU/SGI DJGPP" -E _glu -P gl.dxe -U $(OBJECTS) -endif - -clean: - -$(call UNLINK,libutil/*.o) - -$(call UNLINK,libtess/*.o) - -$(call UNLINK,libnurbs/interface/*.o) - -$(call UNLINK,libnurbs/internals/*.o) - -$(call UNLINK,libnurbs/nurbtess/*.o) - --include depend +# Mesa 3-D graphics library +# Version: 4.0 +# +# Copyright (C) 1999 Brian Paul All Rights Reserved. +# +# Permission is hereby granted, free of charge, to any person obtaining a +# copy of this software and associated documentation files (the "Software"), +# to deal in the Software without restriction, including without limitation +# the rights to use, copy, modify, merge, publish, distribute, sublicense, +# and/or sell copies of the Software, and to permit persons to whom the +# Software is furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +# DOS/DJGPP glu makefile v1.4 for Mesa +# +# Copyright (C) 2002 - Borca Daniel +# Email : dborca@yahoo.com +# Web : http://www.geocities.com/dborca + + +# +# Available options: +# +# Environment variables: +# CFLAGS +# +# Targets: +# all: build GLU +# clean: remove object files +# + + + +.PHONY: all clean + +TOP = ../../.. +LIBDIR = $(TOP)/lib +GLU_LIB = libglu.a +GLU_DXE = glu.dxe +GLU_IMP = libiglu.a + +export LD_LIBRARY_PATH := $(LD_LIBRARY_PATH);$(LIBDIR) + +CC = gcc +CFLAGS += -DNDEBUG -DLIBRARYBUILD -I$(TOP)/include -Iinclude +CXX = gpp +CXXFLAGS = $(CFLAGS) -Ilibnurbs/internals -Ilibnurbs/interface -Ilibnurbs/nurbtess + +AR = ar +ARFLAGS = rus + +HAVEDXE3 = $(wildcard $(DJDIR)/bin/dxe3gen.exe) + +ifeq ($(wildcard $(addsuffix /rm.exe,$(subst ;, ,$(PATH)))),) +UNLINK = del $(subst /,\,$(1)) +else +UNLINK = $(RM) $(1) +endif + +C_SOURCES = \ + libutil/error.c \ + libutil/glue.c \ + libutil/mipmap.c \ + libutil/project.c \ + libutil/quad.c \ + libutil/registry.c \ + libtess/dict.c \ + libtess/geom.c \ + libtess/memalloc.c \ + libtess/mesh.c \ + libtess/normal.c \ + libtess/priorityq.c \ + libtess/render.c \ + libtess/sweep.c \ + libtess/tess.c \ + libtess/tessmono.c + +CC_SOURCES = \ + libnurbs/interface/bezierEval.cc \ + libnurbs/interface/bezierPatch.cc \ + libnurbs/interface/bezierPatchMesh.cc \ + libnurbs/interface/glcurveval.cc \ + libnurbs/interface/glinterface.cc \ + libnurbs/interface/glrenderer.cc \ + libnurbs/interface/glsurfeval.cc \ + libnurbs/interface/incurveeval.cc \ + libnurbs/interface/insurfeval.cc \ + libnurbs/internals/arc.cc \ + libnurbs/internals/arcsorter.cc \ + libnurbs/internals/arctess.cc \ + libnurbs/internals/backend.cc \ + libnurbs/internals/basiccrveval.cc \ + libnurbs/internals/basicsurfeval.cc \ + libnurbs/internals/bin.cc \ + libnurbs/internals/bufpool.cc \ + libnurbs/internals/cachingeval.cc \ + libnurbs/internals/ccw.cc \ + libnurbs/internals/coveandtiler.cc \ + libnurbs/internals/curve.cc \ + libnurbs/internals/curvelist.cc \ + libnurbs/internals/curvesub.cc \ + libnurbs/internals/dataTransform.cc \ + libnurbs/internals/displaylist.cc \ + libnurbs/internals/flist.cc \ + libnurbs/internals/flistsorter.cc \ + libnurbs/internals/hull.cc \ + libnurbs/internals/intersect.cc \ + libnurbs/internals/knotvector.cc \ + libnurbs/internals/mapdesc.cc \ + libnurbs/internals/mapdescv.cc \ + libnurbs/internals/maplist.cc \ + libnurbs/internals/mesher.cc \ + libnurbs/internals/monoTriangulationBackend.cc \ + libnurbs/internals/monotonizer.cc \ + libnurbs/internals/mycode.cc \ + libnurbs/internals/nurbsinterfac.cc \ + libnurbs/internals/nurbstess.cc \ + libnurbs/internals/patch.cc \ + libnurbs/internals/patchlist.cc \ + libnurbs/internals/quilt.cc \ + libnurbs/internals/reader.cc \ + libnurbs/internals/renderhints.cc \ + libnurbs/internals/slicer.cc \ + libnurbs/internals/sorter.cc \ + libnurbs/internals/splitarcs.cc \ + libnurbs/internals/subdivider.cc \ + libnurbs/internals/tobezier.cc \ + libnurbs/internals/trimline.cc \ + libnurbs/internals/trimregion.cc \ + libnurbs/internals/trimvertpool.cc \ + libnurbs/internals/uarray.cc \ + libnurbs/internals/varray.cc \ + libnurbs/nurbtess/directedLine.cc \ + libnurbs/nurbtess/gridWrap.cc \ + libnurbs/nurbtess/monoChain.cc \ + libnurbs/nurbtess/monoPolyPart.cc \ + libnurbs/nurbtess/monoTriangulation.cc \ + libnurbs/nurbtess/partitionX.cc \ + libnurbs/nurbtess/partitionY.cc \ + libnurbs/nurbtess/polyDBG.cc \ + libnurbs/nurbtess/polyUtil.cc \ + libnurbs/nurbtess/primitiveStream.cc \ + libnurbs/nurbtess/quicksort.cc \ + libnurbs/nurbtess/rectBlock.cc \ + libnurbs/nurbtess/sampleComp.cc \ + libnurbs/nurbtess/sampleCompBot.cc \ + libnurbs/nurbtess/sampleCompRight.cc \ + libnurbs/nurbtess/sampleCompTop.cc \ + libnurbs/nurbtess/sampleMonoPoly.cc \ + libnurbs/nurbtess/sampledLine.cc \ + libnurbs/nurbtess/searchTree.cc + +SOURCES = $(C_SOURCES) $(CC_SOURCES) + +OBJECTS = $(addsuffix .o,$(basename $(SOURCES))) + +.c.o: + $(CC) -o $@ $(CFLAGS) -c $< +.cc.o: + $(CXX) -o $@ $(CXXFLAGS) -c $< + +all: $(LIBDIR)/$(GLU_LIB) $(LIBDIR)/$(GLU_DXE) $(LIBDIR)/$(GLU_IMP) + +$(LIBDIR)/$(GLU_LIB): $(OBJECTS) + $(AR) $(ARFLAGS) $(LIBDIR)/$(GLU_LIB) $(OBJECTS) + +$(LIBDIR)/$(GLU_DXE) $(LIBDIR)/$(GLU_IMP): $(OBJECTS) +ifeq ($(HAVEDXE3),) + $(warning Missing DXE3 package... Skipping $(GLU_DXE)) +else + -dxe3gen -o $(LIBDIR)/$(GLU_DXE) -Y $(LIBDIR)/$(GLU_IMP) -D "MesaGLU/SGI DJGPP" -E _glu -P gl.dxe -U $(OBJECTS) +endif + +clean: + -$(call UNLINK,libutil/*.o) + -$(call UNLINK,libtess/*.o) + -$(call UNLINK,libnurbs/interface/*.o) + -$(call UNLINK,libnurbs/internals/*.o) + -$(call UNLINK,libnurbs/nurbtess/*.o) + +-include depend diff --git a/src/glut/dos/Makefile.DJ b/src/glut/dos/Makefile.DJ index 52c347cda3..c870d23d44 100644 --- a/src/glut/dos/Makefile.DJ +++ b/src/glut/dos/Makefile.DJ @@ -1,134 +1,136 @@ -# Mesa 3-D graphics library -# Version: 4.0 -# -# Copyright (C) 1999 Brian Paul All Rights Reserved. -# -# Permission is hereby granted, free of charge, to any person obtaining a -# copy of this software and associated documentation files (the "Software"), -# to deal in the Software without restriction, including without limitation -# the rights to use, copy, modify, merge, publish, distribute, sublicense, -# and/or sell copies of the Software, and to permit persons to whom the -# Software is furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included -# in all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL -# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -# DOS/DJGPP glut makefile v1.3 for Mesa -# -# Copyright (C) 2002 - Borca Daniel -# Email : dborca@yahoo.com -# Web : http://www.geocities.com/dborca - - -# -# Available options: -# -# Environment variables: -# CFLAGS -# -# MKGLUT absolute path to original GLUT. -# default = $(TOP)/src-glut -# -# Targets: -# all: build GLUT -# clean: remove object files -# - - - -.PHONY: all clean - -TOP = .. -GLIDE ?= $(TOP)/include/glide3 -MKGLUT ?= $(TOP)/src-glut -LIBDIR = $(TOP)/lib -GLUT_LIB = libglut.a -GLUT_DXE = glut.dxe -GLUT_IMP = libiglut.a - -CC = gcc -CFLAGS += -I- -I$(TOP)/include -I. -I$(MKGLUT) -IPC_HW - -AR = ar -ARFLAGS = rus - -HAVEDXE3 = $(wildcard $(DJDIR)/bin/dxe3gen.exe) - -ifeq ($(wildcard $(addsuffix /rm.exe,$(subst ;, ,$(PATH)))),) -UNLINK = del $(subst /,\,$(1)) -else -UNLINK = $(RM) $(1) -endif - -CORE_SOURCES = \ - callback.c \ - color.c \ - extens.c \ - init.c \ - menu.c \ - mouse.c \ - overlay.c \ - state.c \ - window.c - -PC_HW_SOURCES = \ - PC_HW/pc_hw.c \ - PC_HW/pc_keyb.c \ - PC_HW/pc_mouse.c \ - PC_HW/pc_timer.c \ - PC_HW/pc_irq.S - -MKGLUT_SOURCES = \ - $(MKGLUT)/glut_bitmap.c \ - $(MKGLUT)/glut_bwidth.c \ - $(MKGLUT)/glut_stroke.c \ - $(MKGLUT)/glut_swidth.c \ - $(MKGLUT)/glut_shapes.c \ - $(MKGLUT)/glut_teapot.c \ - $(MKGLUT)/glut_8x13.c \ - $(MKGLUT)/glut_9x15.c \ - $(MKGLUT)/glut_hel10.c \ - $(MKGLUT)/glut_hel12.c \ - $(MKGLUT)/glut_hel18.c \ - $(MKGLUT)/glut_tr10.c \ - $(MKGLUT)/glut_tr24.c \ - $(MKGLUT)/glut_roman.c \ - $(MKGLUT)/glut_mroman.c \ - $(MKGLUT)/glut_util.c - -SOURCES = $(CORE_SOURCES) $(PC_HW_SOURCES) $(MKGLUT_SOURCES) - -OBJECTS = $(addsuffix .o,$(basename $(SOURCES))) - -.c.o: - $(CC) -o $@ $(CFLAGS) -c $< -.S.o: - $(CC) -o $@ $(CFLAGS) -c $< -.s.o: - $(CC) -o $@ $(CFLAGS) -x assembler-with-cpp -c $< - -all: $(LIBDIR)/$(GLUT_LIB) $(LIBDIR)/$(GLUT_DXE) $(LIBDIR)/$(GLUT_IMP) - -$(LIBDIR)/$(GLUT_LIB): $(OBJECTS) - $(AR) $(ARFLAGS) $(LIBDIR)/$(GLUT_LIB) $(OBJECTS) - -$(LIBDIR)/$(GLUT_DXE) $(LIBDIR)/$(GLUT_IMP): $(OBJECTS) -ifeq ($(HAVEDXE3),) - $(warning Missing DXE3 package... Skipping $(GLUT_DXE)) -else - -dxe3gen -o $(LIBDIR)/$(GLUT_DXE) -I $(LIBDIR)/$(GLUT_IMP) -D "MesaGLUT DJGPP" -E _glut -P gl.dxe -P glu.dxe -U $(OBJECTS) -endif - -clean: - -$(call UNLINK,*.o) - -$(call UNLINK,PC_HW/*.o) - -$(call UNLINK,$(MKGLUT)/*.o) - --include depend +# Mesa 3-D graphics library +# Version: 4.0 +# +# Copyright (C) 1999 Brian Paul All Rights Reserved. +# +# Permission is hereby granted, free of charge, to any person obtaining a +# copy of this software and associated documentation files (the "Software"), +# to deal in the Software without restriction, including without limitation +# the rights to use, copy, modify, merge, publish, distribute, sublicense, +# and/or sell copies of the Software, and to permit persons to whom the +# Software is furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +# DOS/DJGPP glut makefile v1.4 for Mesa +# +# Copyright (C) 2002 - Borca Daniel +# Email : dborca@yahoo.com +# Web : http://www.geocities.com/dborca + + +# +# Available options: +# +# Environment variables: +# CFLAGS +# +# MKGLUT absolute path to original GLUT. +# default = $(TOP)/src-glut +# +# Targets: +# all: build GLUT +# clean: remove object files +# + + + +.PHONY: all clean + +TOP = ../../.. +GLIDE ?= $(TOP)/include/glide3 +MKGLUT ?= $(TOP)/src/glut/glx +LIBDIR = $(TOP)/lib +GLUT_LIB = libglut.a +GLUT_DXE = glut.dxe +GLUT_IMP = libiglut.a + +export LD_LIBRARY_PATH := $(LD_LIBRARY_PATH);$(LIBDIR) + +CC = gcc +CFLAGS += -I- -I$(TOP)/include -I. -I$(MKGLUT) -IPC_HW + +AR = ar +ARFLAGS = rus + +HAVEDXE3 = $(wildcard $(DJDIR)/bin/dxe3gen.exe) + +ifeq ($(wildcard $(addsuffix /rm.exe,$(subst ;, ,$(PATH)))),) +UNLINK = del $(subst /,\,$(1)) +else +UNLINK = $(RM) $(1) +endif + +CORE_SOURCES = \ + callback.c \ + color.c \ + extens.c \ + init.c \ + menu.c \ + mouse.c \ + overlay.c \ + state.c \ + window.c + +PC_HW_SOURCES = \ + PC_HW/pc_hw.c \ + PC_HW/pc_keyb.c \ + PC_HW/pc_mouse.c \ + PC_HW/pc_timer.c \ + PC_HW/pc_irq.S + +MKGLUT_SOURCES = \ + $(MKGLUT)/glut_bitmap.c \ + $(MKGLUT)/glut_bwidth.c \ + $(MKGLUT)/glut_stroke.c \ + $(MKGLUT)/glut_swidth.c \ + $(MKGLUT)/glut_shapes.c \ + $(MKGLUT)/glut_teapot.c \ + $(MKGLUT)/glut_8x13.c \ + $(MKGLUT)/glut_9x15.c \ + $(MKGLUT)/glut_hel10.c \ + $(MKGLUT)/glut_hel12.c \ + $(MKGLUT)/glut_hel18.c \ + $(MKGLUT)/glut_tr10.c \ + $(MKGLUT)/glut_tr24.c \ + $(MKGLUT)/glut_roman.c \ + $(MKGLUT)/glut_mroman.c \ + $(MKGLUT)/glut_util.c + +SOURCES = $(CORE_SOURCES) $(PC_HW_SOURCES) $(MKGLUT_SOURCES) + +OBJECTS = $(addsuffix .o,$(basename $(SOURCES))) + +.c.o: + $(CC) -o $@ $(CFLAGS) -c $< +.S.o: + $(CC) -o $@ $(CFLAGS) -c $< +.s.o: + $(CC) -o $@ $(CFLAGS) -x assembler-with-cpp -c $< + +all: $(LIBDIR)/$(GLUT_LIB) $(LIBDIR)/$(GLUT_DXE) $(LIBDIR)/$(GLUT_IMP) + +$(LIBDIR)/$(GLUT_LIB): $(OBJECTS) + $(AR) $(ARFLAGS) $(LIBDIR)/$(GLUT_LIB) $(OBJECTS) + +$(LIBDIR)/$(GLUT_DXE) $(LIBDIR)/$(GLUT_IMP): $(OBJECTS) +ifeq ($(HAVEDXE3),) + $(warning Missing DXE3 package... Skipping $(GLUT_DXE)) +else + -dxe3gen -o $(LIBDIR)/$(GLUT_DXE) -Y $(LIBDIR)/$(GLUT_IMP) -D "MesaGLUT DJGPP" -E _glut -P gl.dxe -P glu.dxe -U $(OBJECTS) +endif + +clean: + -$(call UNLINK,*.o) + -$(call UNLINK,PC_HW/*.o) + -$(call UNLINK,$(MKGLUT)/*.o) + +-include depend diff --git a/src/glut/dos/PC_HW/pc_hw.c b/src/glut/dos/PC_HW/pc_hw.c index f08286d4c4..b1fd84bdb6 100644 --- a/src/glut/dos/PC_HW/pc_hw.c +++ b/src/glut/dos/PC_HW/pc_hw.c @@ -1,145 +1,145 @@ -/* - * PC/HW routine collection v1.3 for DOS/DJGPP - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include -#include -#include /* for mode definitions */ -#include -#include -#include - -#include "pc_hw.h" - -/* - * atexit - */ -#define MAX_ATEXIT 32 - -static volatile int atexitcnt; -static VFUNC atexittbl[MAX_ATEXIT]; - -static void __attribute__((destructor)) doexit (void) -{ - while (atexitcnt) atexittbl[--atexitcnt](); -} - -int pc_clexit (VFUNC f) -{ - int i; - - for (i=0;i 0) { - h_outbak = dup(STDOUT_FILENO); - fflush(stdout); - dup2(h_out, STDOUT_FILENO); - } - - return h_out; -} - -void pc_close_stdout (void) -{ - FILE *f; - char *line = alloca(512); - - if (h_out > 0) { - dup2(h_outbak, STDOUT_FILENO); - close(h_out); - close(h_outbak); - - f = fopen(outname, "rt"); - while (fgets(line, 512, f)) { - fputs(line, stdout); - } - fclose(f); - - remove(outname); - } -} - -int pc_open_stderr (void) -{ - tmpnam(errname); - - if ((h_err=open(errname, O_WRONLY | O_CREAT | O_TEXT | O_TRUNC, S_IREAD | S_IWRITE)) > 0) { - h_errbak = dup(STDERR_FILENO); - fflush(stderr); - dup2(h_err, STDERR_FILENO); - } - - return h_err; -} - -void pc_close_stderr (void) -{ - FILE *f; - char *line = alloca(512); - - if (h_err > 0) { - dup2(h_errbak, STDERR_FILENO); - close(h_err); - close(h_errbak); - - f = fopen(errname, "rt"); - while (fgets(line, 512, f)) { - fputs(line, stderr); - } - fclose(f); - - remove(errname); - } -} +/* + * PC/HW routine collection v1.3 for DOS/DJGPP + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include +#include +#include /* for mode definitions */ +#include +#include +#include + +#include "pc_hw.h" + +/* + * atexit + */ +#define MAX_ATEXIT 32 + +static volatile int atexitcnt; +static VFUNC atexittbl[MAX_ATEXIT]; + +static void __attribute__((destructor)) doexit (void) +{ + while (atexitcnt) atexittbl[--atexitcnt](); +} + +int pc_clexit (VFUNC f) +{ + int i; + + for (i=0;i 0) { + h_outbak = dup(STDOUT_FILENO); + fflush(stdout); + dup2(h_out, STDOUT_FILENO); + } + + return h_out; +} + +void pc_close_stdout (void) +{ + FILE *f; + char *line = alloca(512); + + if (h_out > 0) { + dup2(h_outbak, STDOUT_FILENO); + close(h_out); + close(h_outbak); + + f = fopen(outname, "rt"); + while (fgets(line, 512, f)) { + fputs(line, stdout); + } + fclose(f); + + remove(outname); + } +} + +int pc_open_stderr (void) +{ + tmpnam(errname); + + if ((h_err=open(errname, O_WRONLY | O_CREAT | O_TEXT | O_TRUNC, S_IREAD | S_IWRITE)) > 0) { + h_errbak = dup(STDERR_FILENO); + fflush(stderr); + dup2(h_err, STDERR_FILENO); + } + + return h_err; +} + +void pc_close_stderr (void) +{ + FILE *f; + char *line = alloca(512); + + if (h_err > 0) { + dup2(h_errbak, STDERR_FILENO); + close(h_err); + close(h_errbak); + + f = fopen(errname, "rt"); + while (fgets(line, 512, f)) { + fputs(line, stderr); + } + fclose(f); + + remove(errname); + } +} diff --git a/src/glut/dos/PC_HW/pc_hw.h b/src/glut/dos/PC_HW/pc_hw.h index c029005b53..26bb8ba17d 100644 --- a/src/glut/dos/PC_HW/pc_hw.h +++ b/src/glut/dos/PC_HW/pc_hw.h @@ -1,225 +1,225 @@ -/* - * PC/HW routine collection v1.3 for DOS/DJGPP - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#ifndef PC_HW_H_included -#define PC_HW_H_included - -#include -#include - -/* - * misc C definitions - */ -#define FALSE 0 -#define TRUE !FALSE - -#define MIN(x,y) (((x) < (y)) ? (x) : (y)) -#define MAX(x,y) (((x) > (y)) ? (x) : (y)) -#define MID(x,y,z) MAX((x), MIN((y), (z))) - -typedef void (*VFUNC) (void); -typedef void (*PFUNC) (void *); -typedef void (*MFUNC) (int x, int y, int z, int b); - -/* - * atexit - */ -int pc_atexit (VFUNC f); -int pc_clexit (VFUNC f); - -/* - * locked memory - */ -#define ENDOFUNC(x) static void x##_end() { } -#define LOCKFUNC(x) _go32_dpmi_lock_code((void *)x, (long)x##_end - (long)x) -#define LOCKDATA(x) _go32_dpmi_lock_data((void *)&x, sizeof(x)) -#define LOCKBUFF(x, l) _go32_dpmi_lock_data((void *)x, l) - -void *pc_malloc (size_t size); - -/* - * IRQ - */ -#define ENABLE() __asm __volatile ("sti") -#define DISABLE() __asm __volatile ("cli") - -extern int pc_install_irq (int i, int (*handler) ()); -extern int pc_remove_irq (int i); - -/* - * keyboard - */ -#define KB_SHIFT_FLAG 0x0001 -#define KB_CTRL_FLAG 0x0002 -#define KB_ALT_FLAG 0x0004 -#define KB_LWIN_FLAG 0x0008 -#define KB_RWIN_FLAG 0x0010 -#define KB_MENU_FLAG 0x0020 -#define KB_SCROLOCK_FLAG 0x0100 -#define KB_NUMLOCK_FLAG 0x0200 -#define KB_CAPSLOCK_FLAG 0x0400 -#define KB_INALTSEQ_FLAG 0x0800 -#define KB_ACCENT1_FLAG 0x1000 -#define KB_ACCENT2_FLAG 0x2000 -#define KB_ACCENT3_FLAG 0x4000 -#define KB_ACCENT4_FLAG 0x8000 - -#define KEY_A 1 -#define KEY_B 2 -#define KEY_C 3 -#define KEY_D 4 -#define KEY_E 5 -#define KEY_F 6 -#define KEY_G 7 -#define KEY_H 8 -#define KEY_I 9 -#define KEY_J 10 -#define KEY_K 11 -#define KEY_L 12 -#define KEY_M 13 -#define KEY_N 14 -#define KEY_O 15 -#define KEY_P 16 -#define KEY_Q 17 -#define KEY_R 18 -#define KEY_S 19 -#define KEY_T 20 -#define KEY_U 21 -#define KEY_V 22 -#define KEY_W 23 -#define KEY_X 24 -#define KEY_Y 25 -#define KEY_Z 26 -#define KEY_0 27 -#define KEY_1 28 -#define KEY_2 29 -#define KEY_3 30 -#define KEY_4 31 -#define KEY_5 32 -#define KEY_6 33 -#define KEY_7 34 -#define KEY_8 35 -#define KEY_9 36 -#define KEY_0_PAD 37 -#define KEY_1_PAD 38 -#define KEY_2_PAD 39 -#define KEY_3_PAD 40 -#define KEY_4_PAD 41 -#define KEY_5_PAD 42 -#define KEY_6_PAD 43 -#define KEY_7_PAD 44 -#define KEY_8_PAD 45 -#define KEY_9_PAD 46 -#define KEY_F1 47 -#define KEY_F2 48 -#define KEY_F3 49 -#define KEY_F4 50 -#define KEY_F5 51 -#define KEY_F6 52 -#define KEY_F7 53 -#define KEY_F8 54 -#define KEY_F9 55 -#define KEY_F10 56 -#define KEY_F11 57 -#define KEY_F12 58 -#define KEY_ESC 59 -#define KEY_TILDE 60 -#define KEY_MINUS 61 -#define KEY_EQUALS 62 -#define KEY_BACKSPACE 63 -#define KEY_TAB 64 -#define KEY_OPENBRACE 65 -#define KEY_CLOSEBRACE 66 -#define KEY_ENTER 67 -#define KEY_COLON 68 -#define KEY_QUOTE 69 -#define KEY_BACKSLASH 70 -#define KEY_BACKSLASH2 71 -#define KEY_COMMA 72 -#define KEY_STOP 73 -#define KEY_SLASH 74 -#define KEY_SPACE 75 -#define KEY_INSERT 76 -#define KEY_DEL 77 -#define KEY_HOME 78 -#define KEY_END 79 -#define KEY_PGUP 80 -#define KEY_PGDN 81 -#define KEY_LEFT 82 -#define KEY_RIGHT 83 -#define KEY_UP 84 -#define KEY_DOWN 85 -#define KEY_SLASH_PAD 86 -#define KEY_ASTERISK 87 -#define KEY_MINUS_PAD 88 -#define KEY_PLUS_PAD 89 -#define KEY_DEL_PAD 90 -#define KEY_ENTER_PAD 91 -#define KEY_PRTSCR 92 -#define KEY_PAUSE 93 -#define KEY_ABNT_C1 94 -#define KEY_YEN 95 -#define KEY_KANA 96 -#define KEY_CONVERT 97 -#define KEY_NOCONVERT 98 -#define KEY_AT 99 -#define KEY_CIRCUMFLEX 100 -#define KEY_COLON2 101 -#define KEY_KANJI 102 - -#define KEY_MODIFIERS 103 - -#define KEY_LSHIFT 103 -#define KEY_RSHIFT 104 -#define KEY_LCONTROL 105 -#define KEY_RCONTROL 106 -#define KEY_ALT 107 -#define KEY_ALTGR 108 -#define KEY_LWIN 109 -#define KEY_RWIN 110 -#define KEY_MENU 111 -#define KEY_SCRLOCK 112 -#define KEY_NUMLOCK 113 -#define KEY_CAPSLOCK 114 - -#define KEY_MAX 115 - -int pc_install_keyb (void); -void pc_remove_keyb (void); -int pc_keypressed (void); -int pc_readkey (void); -int pc_keydown (int code); -int pc_keyshifts (void); - -/* - * timer - */ -int pc_install_int (PFUNC func, void *parm, unsigned int freq); -void pc_remove_timer (void); - -/* - * mouse - */ -int pc_install_mouse (void); -void pc_remove_mouse (void); -MFUNC pc_install_mouse_handler (MFUNC handler); -void pc_mouse_area (int x1, int y1, int x2, int y2); -void pc_mouse_speed (int xspeed, int yspeed); -int pc_query_mouse (int *x, int *y, int *z); -void pc_warp_mouse (int x, int y); - -/* - * standard redirection - */ -int pc_open_stdout (void); -int pc_open_stderr (void); -void pc_close_stdout (void); -void pc_close_stderr (void); - -#endif +/* + * PC/HW routine collection v1.3 for DOS/DJGPP + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#ifndef PC_HW_H_included +#define PC_HW_H_included + +#include +#include + +/* + * misc C definitions + */ +#define FALSE 0 +#define TRUE !FALSE + +#define MIN(x,y) (((x) < (y)) ? (x) : (y)) +#define MAX(x,y) (((x) > (y)) ? (x) : (y)) +#define MID(x,y,z) MAX((x), MIN((y), (z))) + +typedef void (*VFUNC) (void); +typedef void (*PFUNC) (void *); +typedef void (*MFUNC) (int x, int y, int z, int b); + +/* + * atexit + */ +int pc_atexit (VFUNC f); +int pc_clexit (VFUNC f); + +/* + * locked memory + */ +#define ENDOFUNC(x) static void x##_end() { } +#define LOCKFUNC(x) _go32_dpmi_lock_code((void *)x, (long)x##_end - (long)x) +#define LOCKDATA(x) _go32_dpmi_lock_data((void *)&x, sizeof(x)) +#define LOCKBUFF(x, l) _go32_dpmi_lock_data((void *)x, l) + +void *pc_malloc (size_t size); + +/* + * IRQ + */ +#define ENABLE() __asm __volatile ("sti") +#define DISABLE() __asm __volatile ("cli") + +extern int pc_install_irq (int i, int (*handler) ()); +extern int pc_remove_irq (int i); + +/* + * keyboard + */ +#define KB_SHIFT_FLAG 0x0001 +#define KB_CTRL_FLAG 0x0002 +#define KB_ALT_FLAG 0x0004 +#define KB_LWIN_FLAG 0x0008 +#define KB_RWIN_FLAG 0x0010 +#define KB_MENU_FLAG 0x0020 +#define KB_SCROLOCK_FLAG 0x0100 +#define KB_NUMLOCK_FLAG 0x0200 +#define KB_CAPSLOCK_FLAG 0x0400 +#define KB_INALTSEQ_FLAG 0x0800 +#define KB_ACCENT1_FLAG 0x1000 +#define KB_ACCENT2_FLAG 0x2000 +#define KB_ACCENT3_FLAG 0x4000 +#define KB_ACCENT4_FLAG 0x8000 + +#define KEY_A 1 +#define KEY_B 2 +#define KEY_C 3 +#define KEY_D 4 +#define KEY_E 5 +#define KEY_F 6 +#define KEY_G 7 +#define KEY_H 8 +#define KEY_I 9 +#define KEY_J 10 +#define KEY_K 11 +#define KEY_L 12 +#define KEY_M 13 +#define KEY_N 14 +#define KEY_O 15 +#define KEY_P 16 +#define KEY_Q 17 +#define KEY_R 18 +#define KEY_S 19 +#define KEY_T 20 +#define KEY_U 21 +#define KEY_V 22 +#define KEY_W 23 +#define KEY_X 24 +#define KEY_Y 25 +#define KEY_Z 26 +#define KEY_0 27 +#define KEY_1 28 +#define KEY_2 29 +#define KEY_3 30 +#define KEY_4 31 +#define KEY_5 32 +#define KEY_6 33 +#define KEY_7 34 +#define KEY_8 35 +#define KEY_9 36 +#define KEY_0_PAD 37 +#define KEY_1_PAD 38 +#define KEY_2_PAD 39 +#define KEY_3_PAD 40 +#define KEY_4_PAD 41 +#define KEY_5_PAD 42 +#define KEY_6_PAD 43 +#define KEY_7_PAD 44 +#define KEY_8_PAD 45 +#define KEY_9_PAD 46 +#define KEY_F1 47 +#define KEY_F2 48 +#define KEY_F3 49 +#define KEY_F4 50 +#define KEY_F5 51 +#define KEY_F6 52 +#define KEY_F7 53 +#define KEY_F8 54 +#define KEY_F9 55 +#define KEY_F10 56 +#define KEY_F11 57 +#define KEY_F12 58 +#define KEY_ESC 59 +#define KEY_TILDE 60 +#define KEY_MINUS 61 +#define KEY_EQUALS 62 +#define KEY_BACKSPACE 63 +#define KEY_TAB 64 +#define KEY_OPENBRACE 65 +#define KEY_CLOSEBRACE 66 +#define KEY_ENTER 67 +#define KEY_COLON 68 +#define KEY_QUOTE 69 +#define KEY_BACKSLASH 70 +#define KEY_BACKSLASH2 71 +#define KEY_COMMA 72 +#define KEY_STOP 73 +#define KEY_SLASH 74 +#define KEY_SPACE 75 +#define KEY_INSERT 76 +#define KEY_DEL 77 +#define KEY_HOME 78 +#define KEY_END 79 +#define KEY_PGUP 80 +#define KEY_PGDN 81 +#define KEY_LEFT 82 +#define KEY_RIGHT 83 +#define KEY_UP 84 +#define KEY_DOWN 85 +#define KEY_SLASH_PAD 86 +#define KEY_ASTERISK 87 +#define KEY_MINUS_PAD 88 +#define KEY_PLUS_PAD 89 +#define KEY_DEL_PAD 90 +#define KEY_ENTER_PAD 91 +#define KEY_PRTSCR 92 +#define KEY_PAUSE 93 +#define KEY_ABNT_C1 94 +#define KEY_YEN 95 +#define KEY_KANA 96 +#define KEY_CONVERT 97 +#define KEY_NOCONVERT 98 +#define KEY_AT 99 +#define KEY_CIRCUMFLEX 100 +#define KEY_COLON2 101 +#define KEY_KANJI 102 + +#define KEY_MODIFIERS 103 + +#define KEY_LSHIFT 103 +#define KEY_RSHIFT 104 +#define KEY_LCONTROL 105 +#define KEY_RCONTROL 106 +#define KEY_ALT 107 +#define KEY_ALTGR 108 +#define KEY_LWIN 109 +#define KEY_RWIN 110 +#define KEY_MENU 111 +#define KEY_SCRLOCK 112 +#define KEY_NUMLOCK 113 +#define KEY_CAPSLOCK 114 + +#define KEY_MAX 115 + +int pc_install_keyb (void); +void pc_remove_keyb (void); +int pc_keypressed (void); +int pc_readkey (void); +int pc_keydown (int code); +int pc_keyshifts (void); + +/* + * timer + */ +int pc_install_int (PFUNC func, void *parm, unsigned int freq); +void pc_remove_timer (void); + +/* + * mouse + */ +int pc_install_mouse (void); +void pc_remove_mouse (void); +MFUNC pc_install_mouse_handler (MFUNC handler); +void pc_mouse_area (int x1, int y1, int x2, int y2); +void pc_mouse_speed (int xspeed, int yspeed); +int pc_query_mouse (int *x, int *y, int *z); +void pc_warp_mouse (int x, int y); + +/* + * standard redirection + */ +int pc_open_stdout (void); +int pc_open_stderr (void); +void pc_close_stdout (void); +void pc_close_stderr (void); + +#endif diff --git a/src/glut/dos/PC_HW/pc_irq.S b/src/glut/dos/PC_HW/pc_irq.S index 7f0b747d34..6d99bd805e 100644 --- a/src/glut/dos/PC_HW/pc_irq.S +++ b/src/glut/dos/PC_HW/pc_irq.S @@ -1,182 +1,182 @@ -/* - * PC/HW routine collection v1.3 for DOS/DJGPP - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - - .file "pc_irq.S" - - .text - -#define IRQ_STACK_SIZE 16384 - -#define IRQ_WRAPPER_LEN (__irq_wrapper_1-__irq_wrapper_0) -#define IRQ_OLD (__irq_old_0-__irq_wrapper_0) -#define IRQ_HOOK (__irq_hook_0-__irq_wrapper_0) -#define IRQ_STACK (__irq_stack_0-__irq_wrapper_0) - - .balign 4 -common: - movw $0x0400, %ax - int $0x31 - - movl %ss:8(%ebp), %ebx - cmpl $15, %ebx - jbe 0f - fail: - orl $-1, %eax - popl %edi - popl %ebx - leave - ret - - 0: - movl %ebx, %edi - imull $IRQ_WRAPPER_LEN, %edi - addl $__irq_wrapper_0, %edi - - cmpb $7, %bl - jbe 1f - movb %dl, %dh - subb $8, %dh - 1: - addb %dh, %bl - ret - - .balign 4 - .global _pc_install_irq -_pc_install_irq: - pushl %ebp - movl %esp, %ebp - pushl %ebx - pushl %edi - - call common - - cmpl $0, IRQ_HOOK(%edi) - jne fail - - pushl $IRQ_WRAPPER_LEN - pushl %edi - call __go32_dpmi_lock_code - addl $8, %esp - testl %eax, %eax - jnz fail - - pushl $IRQ_STACK_SIZE - call _pc_malloc - popl %edx - testl %eax, %eax - jz fail - addl %edx, %eax - movl %eax, IRQ_STACK(%edi) - - movl ___djgpp_ds_alias, %eax - movl %eax, IRQ_STACK+4(%edi) - - movl %ss:12(%ebp), %eax - movl %eax, IRQ_HOOK(%edi) - - movw $0x0204, %ax - int $0x31 - movl %edx, IRQ_OLD(%edi) - movw %cx, IRQ_OLD+4(%edi) - movw $0x0205, %ax - movl %edi, %edx - movl %cs, %ecx - int $0x31 - - done: - xorl %eax, %eax - popl %edi - popl %ebx - leave - ret - - .balign 4 - .global _pc_remove_irq -_pc_remove_irq: - pushl %ebp - movl %esp, %ebp - pushl %ebx - pushl %edi - - call common - - cmpl $0, IRQ_HOOK(%edi) - je fail - - movl $0, IRQ_HOOK(%edi) - - movw $0x0205, %ax - movl IRQ_OLD(%edi), %edx - movl IRQ_OLD+4(%edi), %ecx - int $0x31 - - movl IRQ_STACK(%edi), %eax - subl $IRQ_STACK_SIZE, %eax - pushl %eax - call _free - popl %eax - - jmp done - -#define WRAPPER(x) ; \ - .balign 4 ; \ -__irq_wrapper_##x: ; \ - pushal ; \ - pushl %ds ; \ - pushl %es ; \ - pushl %fs ; \ - pushl %gs ; \ - movl %ss, %ebx ; \ - movl %esp, %esi ; \ - lss %cs:__irq_stack_##x, %esp ; \ - pushl %ss ; \ - pushl %ss ; \ - popl %es ; \ - popl %ds ; \ - movl ___djgpp_dos_sel, %fs ; \ - pushl %fs ; \ - popl %gs ; \ - call *__irq_hook_##x ; \ - movl %ebx, %ss ; \ - movl %esi, %esp ; \ - testl %eax, %eax ; \ - popl %gs ; \ - popl %fs ; \ - popl %es ; \ - popl %ds ; \ - popal ; \ - jz __irq_ignore_##x ; \ -__irq_bypass_##x: ; \ - ljmp *%cs:__irq_old_##x ; \ -__irq_ignore_##x: ; \ - iret ; \ - .balign 4 ; \ -__irq_old_##x: ; \ - .long 0, 0 ; \ -__irq_hook_##x: ; \ - .long 0 ; \ -__irq_stack_##x: ; \ - .long 0, 0 - - WRAPPER(0); - WRAPPER(1); - WRAPPER(2); - WRAPPER(3); - WRAPPER(4); - WRAPPER(5); - WRAPPER(6); - WRAPPER(7); - WRAPPER(8); - WRAPPER(9); - WRAPPER(10); - WRAPPER(11); - WRAPPER(12); - WRAPPER(13); - WRAPPER(14); - WRAPPER(15); +/* + * PC/HW routine collection v1.3 for DOS/DJGPP + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + + .file "pc_irq.S" + + .text + +#define IRQ_STACK_SIZE 16384 + +#define IRQ_WRAPPER_LEN (__irq_wrapper_1-__irq_wrapper_0) +#define IRQ_OLD (__irq_old_0-__irq_wrapper_0) +#define IRQ_HOOK (__irq_hook_0-__irq_wrapper_0) +#define IRQ_STACK (__irq_stack_0-__irq_wrapper_0) + + .balign 4 +common: + movw $0x0400, %ax + int $0x31 + + movl %ss:8(%ebp), %ebx + cmpl $15, %ebx + jbe 0f + fail: + orl $-1, %eax + popl %edi + popl %ebx + leave + ret + + 0: + movl %ebx, %edi + imull $IRQ_WRAPPER_LEN, %edi + addl $__irq_wrapper_0, %edi + + cmpb $7, %bl + jbe 1f + movb %dl, %dh + subb $8, %dh + 1: + addb %dh, %bl + ret + + .balign 4 + .global _pc_install_irq +_pc_install_irq: + pushl %ebp + movl %esp, %ebp + pushl %ebx + pushl %edi + + call common + + cmpl $0, IRQ_HOOK(%edi) + jne fail + + pushl $IRQ_WRAPPER_LEN + pushl %edi + call __go32_dpmi_lock_code + addl $8, %esp + testl %eax, %eax + jnz fail + + pushl $IRQ_STACK_SIZE + call _pc_malloc + popl %edx + testl %eax, %eax + jz fail + addl %edx, %eax + movl %eax, IRQ_STACK(%edi) + + movl ___djgpp_ds_alias, %eax + movl %eax, IRQ_STACK+4(%edi) + + movl %ss:12(%ebp), %eax + movl %eax, IRQ_HOOK(%edi) + + movw $0x0204, %ax + int $0x31 + movl %edx, IRQ_OLD(%edi) + movw %cx, IRQ_OLD+4(%edi) + movw $0x0205, %ax + movl %edi, %edx + movl %cs, %ecx + int $0x31 + + done: + xorl %eax, %eax + popl %edi + popl %ebx + leave + ret + + .balign 4 + .global _pc_remove_irq +_pc_remove_irq: + pushl %ebp + movl %esp, %ebp + pushl %ebx + pushl %edi + + call common + + cmpl $0, IRQ_HOOK(%edi) + je fail + + movl $0, IRQ_HOOK(%edi) + + movw $0x0205, %ax + movl IRQ_OLD(%edi), %edx + movl IRQ_OLD+4(%edi), %ecx + int $0x31 + + movl IRQ_STACK(%edi), %eax + subl $IRQ_STACK_SIZE, %eax + pushl %eax + call _free + popl %eax + + jmp done + +#define WRAPPER(x) ; \ + .balign 4 ; \ +__irq_wrapper_##x: ; \ + pushal ; \ + pushl %ds ; \ + pushl %es ; \ + pushl %fs ; \ + pushl %gs ; \ + movl %ss, %ebx ; \ + movl %esp, %esi ; \ + lss %cs:__irq_stack_##x, %esp ; \ + pushl %ss ; \ + pushl %ss ; \ + popl %es ; \ + popl %ds ; \ + movl ___djgpp_dos_sel, %fs ; \ + pushl %fs ; \ + popl %gs ; \ + call *__irq_hook_##x ; \ + movl %ebx, %ss ; \ + movl %esi, %esp ; \ + testl %eax, %eax ; \ + popl %gs ; \ + popl %fs ; \ + popl %es ; \ + popl %ds ; \ + popal ; \ + jz __irq_ignore_##x ; \ +__irq_bypass_##x: ; \ + ljmp *%cs:__irq_old_##x ; \ +__irq_ignore_##x: ; \ + iret ; \ + .balign 4 ; \ +__irq_old_##x: ; \ + .long 0, 0 ; \ +__irq_hook_##x: ; \ + .long 0 ; \ +__irq_stack_##x: ; \ + .long 0, 0 + + WRAPPER(0); + WRAPPER(1); + WRAPPER(2); + WRAPPER(3); + WRAPPER(4); + WRAPPER(5); + WRAPPER(6); + WRAPPER(7); + WRAPPER(8); + WRAPPER(9); + WRAPPER(10); + WRAPPER(11); + WRAPPER(12); + WRAPPER(13); + WRAPPER(14); + WRAPPER(15); diff --git a/src/glut/dos/PC_HW/pc_keyb.c b/src/glut/dos/PC_HW/pc_keyb.c index ec509c2ace..d3c87bc5bd 100644 --- a/src/glut/dos/PC_HW/pc_keyb.c +++ b/src/glut/dos/PC_HW/pc_keyb.c @@ -1,542 +1,542 @@ -/* - * PC/HW routine collection v1.3 for DOS/DJGPP - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include -#include -#include - -#include "pc_hw.h" - - - -#define KEYB_IRQ 1 - -#define KEY_BUFFER_SIZE 64 - -#define KB_MODIFIERS (KB_SHIFT_FLAG | KB_CTRL_FLAG | KB_ALT_FLAG | KB_LWIN_FLAG | KB_RWIN_FLAG | KB_MENU_FLAG) -#define KB_LED_FLAGS (KB_SCROLOCK_FLAG | KB_NUMLOCK_FLAG | KB_CAPSLOCK_FLAG) - -static int keyboard_installed; - -static volatile struct { - volatile int start, end; - volatile int key[KEY_BUFFER_SIZE]; -} key_buffer; - -static volatile int key_enhanced, key_pause_loop, key_shifts; -static int leds_ok = TRUE; -static int in_a_terrupt = FALSE; -static volatile char pc_key[KEY_MAX]; - - - -/* convert Allegro format scancodes into key_shifts flag bits */ -static unsigned short modifier_table[KEY_MAX - KEY_MODIFIERS] = -{ - KB_SHIFT_FLAG, KB_SHIFT_FLAG, KB_CTRL_FLAG, - KB_CTRL_FLAG, KB_ALT_FLAG, KB_ALT_FLAG, - KB_LWIN_FLAG, KB_RWIN_FLAG, KB_MENU_FLAG, - KB_SCROLOCK_FLAG, KB_NUMLOCK_FLAG, KB_CAPSLOCK_FLAG -}; - - - -/* lookup table for converting hardware scancodes into Allegro format */ -static unsigned char hw_to_mycode[128] = -{ - /* 0x00 */ 0, KEY_ESC, KEY_1, KEY_2, - /* 0x04 */ KEY_3, KEY_4, KEY_5, KEY_6, - /* 0x08 */ KEY_7, KEY_8, KEY_9, KEY_0, - /* 0x0C */ KEY_MINUS, KEY_EQUALS, KEY_BACKSPACE, KEY_TAB, - /* 0x10 */ KEY_Q, KEY_W, KEY_E, KEY_R, - /* 0x14 */ KEY_T, KEY_Y, KEY_U, KEY_I, - /* 0x18 */ KEY_O, KEY_P, KEY_OPENBRACE, KEY_CLOSEBRACE, - /* 0x1C */ KEY_ENTER, KEY_LCONTROL, KEY_A, KEY_S, - /* 0x20 */ KEY_D, KEY_F, KEY_G, KEY_H, - /* 0x24 */ KEY_J, KEY_K, KEY_L, KEY_COLON, - /* 0x28 */ KEY_QUOTE, KEY_TILDE, KEY_LSHIFT, KEY_BACKSLASH, - /* 0x2C */ KEY_Z, KEY_X, KEY_C, KEY_V, - /* 0x30 */ KEY_B, KEY_N, KEY_M, KEY_COMMA, - /* 0x34 */ KEY_STOP, KEY_SLASH, KEY_RSHIFT, KEY_ASTERISK, - /* 0x38 */ KEY_ALT, KEY_SPACE, KEY_CAPSLOCK, KEY_F1, - /* 0x3C */ KEY_F2, KEY_F3, KEY_F4, KEY_F5, - /* 0x40 */ KEY_F6, KEY_F7, KEY_F8, KEY_F9, - /* 0x44 */ KEY_F10, KEY_NUMLOCK, KEY_SCRLOCK, KEY_7_PAD, - /* 0x48 */ KEY_8_PAD, KEY_9_PAD, KEY_MINUS_PAD, KEY_4_PAD, - /* 0x4C */ KEY_5_PAD, KEY_6_PAD, KEY_PLUS_PAD, KEY_1_PAD, - /* 0x50 */ KEY_2_PAD, KEY_3_PAD, KEY_0_PAD, KEY_DEL_PAD, - /* 0x54 */ KEY_PRTSCR, 0, KEY_BACKSLASH2, KEY_F11, - /* 0x58 */ KEY_F12, 0, 0, KEY_LWIN, - /* 0x5C */ KEY_RWIN, KEY_MENU, 0, 0, - /* 0x60 */ 0, 0, 0, 0, - /* 0x64 */ 0, 0, 0, 0, - /* 0x68 */ 0, 0, 0, 0, - /* 0x6C */ 0, 0, 0, 0, - /* 0x70 */ KEY_KANA, 0, 0, KEY_ABNT_C1, - /* 0x74 */ 0, 0, 0, 0, - /* 0x78 */ 0, KEY_CONVERT, 0, KEY_NOCONVERT, - /* 0x7C */ 0, KEY_YEN, 0, 0 -}; - - - -/* lookup table for converting extended hardware codes into Allegro format */ -static unsigned char hw_to_mycode_ex[128] = -{ - /* 0x00 */ 0, KEY_ESC, KEY_1, KEY_2, - /* 0x04 */ KEY_3, KEY_4, KEY_5, KEY_6, - /* 0x08 */ KEY_7, KEY_8, KEY_9, KEY_0, - /* 0x0C */ KEY_MINUS, KEY_EQUALS, KEY_BACKSPACE, KEY_TAB, - /* 0x10 */ KEY_CIRCUMFLEX, KEY_AT, KEY_COLON2, KEY_R, - /* 0x14 */ KEY_KANJI, KEY_Y, KEY_U, KEY_I, - /* 0x18 */ KEY_O, KEY_P, KEY_OPENBRACE, KEY_CLOSEBRACE, - /* 0x1C */ KEY_ENTER_PAD, KEY_RCONTROL, KEY_A, KEY_S, - /* 0x20 */ KEY_D, KEY_F, KEY_G, KEY_H, - /* 0x24 */ KEY_J, KEY_K, KEY_L, KEY_COLON, - /* 0x28 */ KEY_QUOTE, KEY_TILDE, 0, KEY_BACKSLASH, - /* 0x2C */ KEY_Z, KEY_X, KEY_C, KEY_V, - /* 0x30 */ KEY_B, KEY_N, KEY_M, KEY_COMMA, - /* 0x34 */ KEY_STOP, KEY_SLASH_PAD, 0, KEY_PRTSCR, - /* 0x38 */ KEY_ALTGR, KEY_SPACE, KEY_CAPSLOCK, KEY_F1, - /* 0x3C */ KEY_F2, KEY_F3, KEY_F4, KEY_F5, - /* 0x40 */ KEY_F6, KEY_F7, KEY_F8, KEY_F9, - /* 0x44 */ KEY_F10, KEY_NUMLOCK, KEY_PAUSE, KEY_HOME, - /* 0x48 */ KEY_UP, KEY_PGUP, KEY_MINUS_PAD, KEY_LEFT, - /* 0x4C */ KEY_5_PAD, KEY_RIGHT, KEY_PLUS_PAD, KEY_END, - /* 0x50 */ KEY_DOWN, KEY_PGDN, KEY_INSERT, KEY_DEL, - /* 0x54 */ KEY_PRTSCR, 0, KEY_BACKSLASH2, KEY_F11, - /* 0x58 */ KEY_F12, 0, 0, KEY_LWIN, - /* 0x5C */ KEY_RWIN, KEY_MENU, 0, 0, - /* 0x60 */ 0, 0, 0, 0, - /* 0x64 */ 0, 0, 0, 0, - /* 0x68 */ 0, 0, 0, 0, - /* 0x6C */ 0, 0, 0, 0, - /* 0x70 */ 0, 0, 0, 0, - /* 0x74 */ 0, 0, 0, 0, - /* 0x78 */ 0, 0, 0, 0, - /* 0x7C */ 0, 0, 0, 0 -}; - - - -/* default mapping table for the US keyboard layout */ -static unsigned short standard_key_ascii_table[KEY_MAX] = -{ - /* start */ 0, - /* alphabet */ 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', - /* numbers */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', - /* numpad */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', - /* func keys */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, - /* misc chars */ 27, '`', '-', '=', 8, 9, '[', ']', 13, ';', '\'', '\\', '\\', ',', '.', '/', ' ', - /* controls */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, - /* numpad */ '/', '*', '-', '+', '.', 13, - /* modifiers */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -}; - - - -/* capslock mapping table for the US keyboard layout */ -static unsigned short standard_key_capslock_table[KEY_MAX] = -{ - /* start */ 0, - /* alphabet */ 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', - /* numbers */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', - /* numpad */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', - /* func keys */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, - /* misc chars */ 27, '`', '-', '=', 8, 9, '[', ']', 13, ';', '\'', '\\', '\\', ',', '.', '/', ' ', - /* controls */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, - /* numpad */ '/', '*', '-', '+', '.', 13, - /* modifiers */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -}; - - - -/* shifted mapping table for the US keyboard layout */ -static unsigned short standard_key_shift_table[KEY_MAX] = -{ - /* start */ 0, - /* alphabet */ 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', - /* numbers */ ')', '!', '@', '#', '$', '%', '^', '&', '*', '(', - /* numpad */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', - /* func keys */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, - /* misc chars */ 27, '~', '_', '+', 8, 9, '{', '}', 13, ':', '"', '|', '|', '<', '>', '?', ' ', - /* controls */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, - /* numpad */ '/', '*', '-', '+', '.', 13, - /* modifiers */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -}; - - - -/* ctrl+key mapping table for the US keyboard layout */ -static unsigned short standard_key_control_table[KEY_MAX] = -{ - /* start */ 0, - /* alphabet */ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, - /* numbers */ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - /* numpad */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', - /* func keys */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, - /* misc chars */ 27, 2, 2, 2, 127, 127, 2, 2, 10, 2, 2, 2, 2, 2, 2, 2, 2, - /* controls */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, - /* numpad */ 2, 2, 2, 2, 2, 10, - /* modifiers */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -}; - - - -/* convert numeric pad scancodes into arrow codes */ -static unsigned char numlock_table[10] = -{ - KEY_INSERT, KEY_END, KEY_DOWN, KEY_PGDN, KEY_LEFT, - KEY_5_PAD, KEY_RIGHT, KEY_HOME, KEY_UP, KEY_PGUP -}; - - - -/* kb_wait_for_write_ready: - * Wait for the keyboard controller to set the ready-for-write bit. - */ -static __inline int kb_wait_for_write_ready (void) -{ - int timeout = 4096; - - while ((timeout>0) && (inportb(0x64)&2)) timeout--; - - return (timeout>0); -} - - - -/* kb_wait_for_read_ready: - * Wait for the keyboard controller to set the ready-for-read bit. - */ -static __inline int kb_wait_for_read_ready (void) -{ - int timeout = 16384; - - while ((timeout>0) && (!(inportb(0x64)&1))) timeout--; - - return (timeout>0); -} - - - -/* kb_send_data: - * Sends a byte to the keyboard controller. Returns 1 if all OK. - */ -static __inline int kb_send_data (unsigned char data) -{ - int resends = 4; - int timeout, temp; - - do { - if (!kb_wait_for_write_ready()) - return 0; - - outportb(0x60, data); - timeout = 4096; - - while (--timeout>0) { - if (!kb_wait_for_read_ready()) - return 0; - - temp = inportb(0x60); - - if (temp == 0xFA) - return 1; - - if (temp == 0xFE) - break; - } - } while ((resends-- > 0) && (timeout > 0)); - - return 0; -} - - - -static void update_leds (int leds) -{ - if (leds_ok) { - if (!in_a_terrupt) - DISABLE(); - - if (!kb_send_data(0xED)) { - kb_send_data(0xF4); - leds_ok = FALSE; - } else if (!kb_send_data((leds>>8)&7)) { - kb_send_data(0xF4); - leds_ok = FALSE; - } - - if (!in_a_terrupt) - ENABLE(); - } -} ENDOFUNC(update_leds) - - - -static void inject_key (int scancode) -{ - unsigned short *table; - - if ((scancode >= KEY_0_PAD) && (scancode <= KEY_9_PAD)) { - if (((key_shifts & KB_NUMLOCK_FLAG) != 0) == ((key_shifts & KB_SHIFT_FLAG) != 0)) { - scancode = numlock_table[scancode - KEY_0_PAD]; - } - table = standard_key_ascii_table; - } else if (key_shifts & KB_CTRL_FLAG) { - table = standard_key_control_table; - } else if (key_shifts & KB_SHIFT_FLAG) { - if (key_shifts & KB_CAPSLOCK_FLAG) { - if (standard_key_ascii_table[scancode]==standard_key_capslock_table[scancode]) { - table = standard_key_shift_table; - } else { - table = standard_key_ascii_table; - } - } else { - table = standard_key_shift_table; - } - } else if (key_shifts & KB_CAPSLOCK_FLAG) { - table = standard_key_capslock_table; - } else { - table = standard_key_ascii_table; - } - - key_buffer.key[key_buffer.end++] = (scancode<<16)|table[scancode]; - - if (key_buffer.end>=KEY_BUFFER_SIZE) - key_buffer.end = 0; - if (key_buffer.end==key_buffer.start) { - key_buffer.start++; - if (key_buffer.start>=KEY_BUFFER_SIZE) - key_buffer.start = 0; - } -} ENDOFUNC(inject_key) - -static void handle_code (int scancode, int keycode) -{ - in_a_terrupt++; - - if (keycode==0) { /* pause */ - inject_key(scancode); - pc_key[KEY_PAUSE] ^= TRUE; - } else if (scancode) { - int flag; - - if (scancode>=KEY_MODIFIERS) { - flag = modifier_table[scancode - KEY_MODIFIERS]; - } else { - flag = 0; - } - if ((char)keycode<0) { /* release */ - pc_key[scancode] = FALSE; - if (flag&KB_MODIFIERS) { - key_shifts &= ~flag; - } - } else { /* keypress */ - pc_key[scancode] = TRUE; - if (flag&KB_MODIFIERS) { - key_shifts |= flag; - } - if (flag&KB_LED_FLAGS) { - key_shifts ^= flag; - update_leds(key_shifts); - } - if (scancode=KEY_BUFFER_SIZE) - key_buffer.start = 0; - ENABLE(); - - return key; - } else { - return 0; - } -} - -int pc_keydown (int code) -{ - return pc_key[code]; -} - -int pc_keyshifts (void) -{ - return key_shifts; -} - -void pc_remove_keyb (void) -{ - if (keyboard_installed) { - int s1, s2, s3; - - keyboard_installed = FALSE; - pc_clexit(pc_remove_keyb); - - DISABLE(); - _farsetsel(__djgpp_dos_sel); - _farnspokew(0x41c, _farnspeekw(0x41a)); - - s1 = _farnspeekb(0x417) & 0x80; - s2 = _farnspeekb(0x418) & 0xFC; - s3 = _farnspeekb(0x496) & 0xF3; - - if (pc_key[KEY_RSHIFT]) { s1 |= 1; } - if (pc_key[KEY_LSHIFT]) { s1 |= 2; } - if (pc_key[KEY_LCONTROL]) { s2 |= 1; s1 |= 4; } - if (pc_key[KEY_ALT]) { s1 |= 8; s2 |= 2; } - if (pc_key[KEY_RCONTROL]) { s1 |= 4; s3 |= 4; } - if (pc_key[KEY_ALTGR]) { s1 |= 8; s3 |= 8; } - - if (key_shifts&KB_SCROLOCK_FLAG) s1 |= 16; - if (key_shifts&KB_NUMLOCK_FLAG) s1 |= 32; - if (key_shifts&KB_CAPSLOCK_FLAG) s1 |= 64; - - _farnspokeb(0x417, s1); - _farnspokeb(0x418, s2); - _farnspokeb(0x496, s3); - update_leds(key_shifts); - - ENABLE(); - pc_remove_irq(KEYB_IRQ); - } -} - -int pc_install_keyb (void) -{ - if (keyboard_installed||pc_install_irq(KEYB_IRQ, keyboard)) { - return -1; - } else { - int s1, s2, s3; - - LOCKDATA(key_buffer); - LOCKDATA(key_enhanced); - LOCKDATA(key_pause_loop); - LOCKDATA(key_shifts); - LOCKDATA(leds_ok); - LOCKDATA(in_a_terrupt); - LOCKDATA(pc_key); - LOCKDATA(modifier_table); - LOCKDATA(hw_to_mycode); - LOCKDATA(hw_to_mycode_ex); - LOCKDATA(standard_key_ascii_table); - LOCKDATA(standard_key_capslock_table); - LOCKDATA(standard_key_shift_table); - LOCKDATA(standard_key_control_table); - LOCKDATA(numlock_table); - LOCKFUNC(update_leds); - LOCKFUNC(inject_key); - LOCKFUNC(handle_code); - LOCKFUNC(keyboard); - - DISABLE(); - _farsetsel(__djgpp_dos_sel); - _farnspokew(0x41c, _farnspeekw(0x41a)); - - key_shifts = 0; - s1 = _farnspeekb(0x417); - s2 = _farnspeekb(0x418); - s3 = _farnspeekb(0x496); - - if (s1&1) { key_shifts |= KB_SHIFT_FLAG; pc_key[KEY_RSHIFT] = TRUE; } - if (s1&2) { key_shifts |= KB_SHIFT_FLAG; pc_key[KEY_LSHIFT] = TRUE; } - if (s2&1) { key_shifts |= KB_CTRL_FLAG; pc_key[KEY_LCONTROL] = TRUE; } - if (s2&2) { key_shifts |= KB_ALT_FLAG; pc_key[KEY_ALT] = TRUE; } - if (s3&4) { key_shifts |= KB_CTRL_FLAG; pc_key[KEY_RCONTROL] = TRUE; } - if (s3&8) { key_shifts |= KB_ALT_FLAG; pc_key[KEY_ALTGR] = TRUE; } - - if (s1&16) key_shifts |= KB_SCROLOCK_FLAG; - if (s1&32) key_shifts |= KB_NUMLOCK_FLAG; - if (s1&64) key_shifts |= KB_CAPSLOCK_FLAG; - update_leds(key_shifts); - - key_enhanced = key_pause_loop = 0; - key_buffer.start = key_buffer.end = 0; - ENABLE(); - - pc_atexit(pc_remove_keyb); - keyboard_installed = TRUE; - return 0; - } -} +/* + * PC/HW routine collection v1.3 for DOS/DJGPP + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include +#include +#include + +#include "pc_hw.h" + + + +#define KEYB_IRQ 1 + +#define KEY_BUFFER_SIZE 64 + +#define KB_MODIFIERS (KB_SHIFT_FLAG | KB_CTRL_FLAG | KB_ALT_FLAG | KB_LWIN_FLAG | KB_RWIN_FLAG | KB_MENU_FLAG) +#define KB_LED_FLAGS (KB_SCROLOCK_FLAG | KB_NUMLOCK_FLAG | KB_CAPSLOCK_FLAG) + +static int keyboard_installed; + +static volatile struct { + volatile int start, end; + volatile int key[KEY_BUFFER_SIZE]; +} key_buffer; + +static volatile int key_enhanced, key_pause_loop, key_shifts; +static int leds_ok = TRUE; +static int in_a_terrupt = FALSE; +static volatile char pc_key[KEY_MAX]; + + + +/* convert Allegro format scancodes into key_shifts flag bits */ +static unsigned short modifier_table[KEY_MAX - KEY_MODIFIERS] = +{ + KB_SHIFT_FLAG, KB_SHIFT_FLAG, KB_CTRL_FLAG, + KB_CTRL_FLAG, KB_ALT_FLAG, KB_ALT_FLAG, + KB_LWIN_FLAG, KB_RWIN_FLAG, KB_MENU_FLAG, + KB_SCROLOCK_FLAG, KB_NUMLOCK_FLAG, KB_CAPSLOCK_FLAG +}; + + + +/* lookup table for converting hardware scancodes into Allegro format */ +static unsigned char hw_to_mycode[128] = +{ + /* 0x00 */ 0, KEY_ESC, KEY_1, KEY_2, + /* 0x04 */ KEY_3, KEY_4, KEY_5, KEY_6, + /* 0x08 */ KEY_7, KEY_8, KEY_9, KEY_0, + /* 0x0C */ KEY_MINUS, KEY_EQUALS, KEY_BACKSPACE, KEY_TAB, + /* 0x10 */ KEY_Q, KEY_W, KEY_E, KEY_R, + /* 0x14 */ KEY_T, KEY_Y, KEY_U, KEY_I, + /* 0x18 */ KEY_O, KEY_P, KEY_OPENBRACE, KEY_CLOSEBRACE, + /* 0x1C */ KEY_ENTER, KEY_LCONTROL, KEY_A, KEY_S, + /* 0x20 */ KEY_D, KEY_F, KEY_G, KEY_H, + /* 0x24 */ KEY_J, KEY_K, KEY_L, KEY_COLON, + /* 0x28 */ KEY_QUOTE, KEY_TILDE, KEY_LSHIFT, KEY_BACKSLASH, + /* 0x2C */ KEY_Z, KEY_X, KEY_C, KEY_V, + /* 0x30 */ KEY_B, KEY_N, KEY_M, KEY_COMMA, + /* 0x34 */ KEY_STOP, KEY_SLASH, KEY_RSHIFT, KEY_ASTERISK, + /* 0x38 */ KEY_ALT, KEY_SPACE, KEY_CAPSLOCK, KEY_F1, + /* 0x3C */ KEY_F2, KEY_F3, KEY_F4, KEY_F5, + /* 0x40 */ KEY_F6, KEY_F7, KEY_F8, KEY_F9, + /* 0x44 */ KEY_F10, KEY_NUMLOCK, KEY_SCRLOCK, KEY_7_PAD, + /* 0x48 */ KEY_8_PAD, KEY_9_PAD, KEY_MINUS_PAD, KEY_4_PAD, + /* 0x4C */ KEY_5_PAD, KEY_6_PAD, KEY_PLUS_PAD, KEY_1_PAD, + /* 0x50 */ KEY_2_PAD, KEY_3_PAD, KEY_0_PAD, KEY_DEL_PAD, + /* 0x54 */ KEY_PRTSCR, 0, KEY_BACKSLASH2, KEY_F11, + /* 0x58 */ KEY_F12, 0, 0, KEY_LWIN, + /* 0x5C */ KEY_RWIN, KEY_MENU, 0, 0, + /* 0x60 */ 0, 0, 0, 0, + /* 0x64 */ 0, 0, 0, 0, + /* 0x68 */ 0, 0, 0, 0, + /* 0x6C */ 0, 0, 0, 0, + /* 0x70 */ KEY_KANA, 0, 0, KEY_ABNT_C1, + /* 0x74 */ 0, 0, 0, 0, + /* 0x78 */ 0, KEY_CONVERT, 0, KEY_NOCONVERT, + /* 0x7C */ 0, KEY_YEN, 0, 0 +}; + + + +/* lookup table for converting extended hardware codes into Allegro format */ +static unsigned char hw_to_mycode_ex[128] = +{ + /* 0x00 */ 0, KEY_ESC, KEY_1, KEY_2, + /* 0x04 */ KEY_3, KEY_4, KEY_5, KEY_6, + /* 0x08 */ KEY_7, KEY_8, KEY_9, KEY_0, + /* 0x0C */ KEY_MINUS, KEY_EQUALS, KEY_BACKSPACE, KEY_TAB, + /* 0x10 */ KEY_CIRCUMFLEX, KEY_AT, KEY_COLON2, KEY_R, + /* 0x14 */ KEY_KANJI, KEY_Y, KEY_U, KEY_I, + /* 0x18 */ KEY_O, KEY_P, KEY_OPENBRACE, KEY_CLOSEBRACE, + /* 0x1C */ KEY_ENTER_PAD, KEY_RCONTROL, KEY_A, KEY_S, + /* 0x20 */ KEY_D, KEY_F, KEY_G, KEY_H, + /* 0x24 */ KEY_J, KEY_K, KEY_L, KEY_COLON, + /* 0x28 */ KEY_QUOTE, KEY_TILDE, 0, KEY_BACKSLASH, + /* 0x2C */ KEY_Z, KEY_X, KEY_C, KEY_V, + /* 0x30 */ KEY_B, KEY_N, KEY_M, KEY_COMMA, + /* 0x34 */ KEY_STOP, KEY_SLASH_PAD, 0, KEY_PRTSCR, + /* 0x38 */ KEY_ALTGR, KEY_SPACE, KEY_CAPSLOCK, KEY_F1, + /* 0x3C */ KEY_F2, KEY_F3, KEY_F4, KEY_F5, + /* 0x40 */ KEY_F6, KEY_F7, KEY_F8, KEY_F9, + /* 0x44 */ KEY_F10, KEY_NUMLOCK, KEY_PAUSE, KEY_HOME, + /* 0x48 */ KEY_UP, KEY_PGUP, KEY_MINUS_PAD, KEY_LEFT, + /* 0x4C */ KEY_5_PAD, KEY_RIGHT, KEY_PLUS_PAD, KEY_END, + /* 0x50 */ KEY_DOWN, KEY_PGDN, KEY_INSERT, KEY_DEL, + /* 0x54 */ KEY_PRTSCR, 0, KEY_BACKSLASH2, KEY_F11, + /* 0x58 */ KEY_F12, 0, 0, KEY_LWIN, + /* 0x5C */ KEY_RWIN, KEY_MENU, 0, 0, + /* 0x60 */ 0, 0, 0, 0, + /* 0x64 */ 0, 0, 0, 0, + /* 0x68 */ 0, 0, 0, 0, + /* 0x6C */ 0, 0, 0, 0, + /* 0x70 */ 0, 0, 0, 0, + /* 0x74 */ 0, 0, 0, 0, + /* 0x78 */ 0, 0, 0, 0, + /* 0x7C */ 0, 0, 0, 0 +}; + + + +/* default mapping table for the US keyboard layout */ +static unsigned short standard_key_ascii_table[KEY_MAX] = +{ + /* start */ 0, + /* alphabet */ 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', + /* numbers */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', + /* numpad */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', + /* func keys */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, + /* misc chars */ 27, '`', '-', '=', 8, 9, '[', ']', 13, ';', '\'', '\\', '\\', ',', '.', '/', ' ', + /* controls */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, + /* numpad */ '/', '*', '-', '+', '.', 13, + /* modifiers */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +}; + + + +/* capslock mapping table for the US keyboard layout */ +static unsigned short standard_key_capslock_table[KEY_MAX] = +{ + /* start */ 0, + /* alphabet */ 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', + /* numbers */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', + /* numpad */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', + /* func keys */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, + /* misc chars */ 27, '`', '-', '=', 8, 9, '[', ']', 13, ';', '\'', '\\', '\\', ',', '.', '/', ' ', + /* controls */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, + /* numpad */ '/', '*', '-', '+', '.', 13, + /* modifiers */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +}; + + + +/* shifted mapping table for the US keyboard layout */ +static unsigned short standard_key_shift_table[KEY_MAX] = +{ + /* start */ 0, + /* alphabet */ 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', + /* numbers */ ')', '!', '@', '#', '$', '%', '^', '&', '*', '(', + /* numpad */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', + /* func keys */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, + /* misc chars */ 27, '~', '_', '+', 8, 9, '{', '}', 13, ':', '"', '|', '|', '<', '>', '?', ' ', + /* controls */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, + /* numpad */ '/', '*', '-', '+', '.', 13, + /* modifiers */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +}; + + + +/* ctrl+key mapping table for the US keyboard layout */ +static unsigned short standard_key_control_table[KEY_MAX] = +{ + /* start */ 0, + /* alphabet */ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, + /* numbers */ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + /* numpad */ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', + /* func keys */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, + /* misc chars */ 27, 2, 2, 2, 127, 127, 2, 2, 10, 2, 2, 2, 2, 2, 2, 2, 2, + /* controls */ 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, + /* numpad */ 2, 2, 2, 2, 2, 10, + /* modifiers */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +}; + + + +/* convert numeric pad scancodes into arrow codes */ +static unsigned char numlock_table[10] = +{ + KEY_INSERT, KEY_END, KEY_DOWN, KEY_PGDN, KEY_LEFT, + KEY_5_PAD, KEY_RIGHT, KEY_HOME, KEY_UP, KEY_PGUP +}; + + + +/* kb_wait_for_write_ready: + * Wait for the keyboard controller to set the ready-for-write bit. + */ +static __inline int kb_wait_for_write_ready (void) +{ + int timeout = 4096; + + while ((timeout>0) && (inportb(0x64)&2)) timeout--; + + return (timeout>0); +} + + + +/* kb_wait_for_read_ready: + * Wait for the keyboard controller to set the ready-for-read bit. + */ +static __inline int kb_wait_for_read_ready (void) +{ + int timeout = 16384; + + while ((timeout>0) && (!(inportb(0x64)&1))) timeout--; + + return (timeout>0); +} + + + +/* kb_send_data: + * Sends a byte to the keyboard controller. Returns 1 if all OK. + */ +static __inline int kb_send_data (unsigned char data) +{ + int resends = 4; + int timeout, temp; + + do { + if (!kb_wait_for_write_ready()) + return 0; + + outportb(0x60, data); + timeout = 4096; + + while (--timeout>0) { + if (!kb_wait_for_read_ready()) + return 0; + + temp = inportb(0x60); + + if (temp == 0xFA) + return 1; + + if (temp == 0xFE) + break; + } + } while ((resends-- > 0) && (timeout > 0)); + + return 0; +} + + + +static void update_leds (int leds) +{ + if (leds_ok) { + if (!in_a_terrupt) + DISABLE(); + + if (!kb_send_data(0xED)) { + kb_send_data(0xF4); + leds_ok = FALSE; + } else if (!kb_send_data((leds>>8)&7)) { + kb_send_data(0xF4); + leds_ok = FALSE; + } + + if (!in_a_terrupt) + ENABLE(); + } +} ENDOFUNC(update_leds) + + + +static void inject_key (int scancode) +{ + unsigned short *table; + + if ((scancode >= KEY_0_PAD) && (scancode <= KEY_9_PAD)) { + if (((key_shifts & KB_NUMLOCK_FLAG) != 0) == ((key_shifts & KB_SHIFT_FLAG) != 0)) { + scancode = numlock_table[scancode - KEY_0_PAD]; + } + table = standard_key_ascii_table; + } else if (key_shifts & KB_CTRL_FLAG) { + table = standard_key_control_table; + } else if (key_shifts & KB_SHIFT_FLAG) { + if (key_shifts & KB_CAPSLOCK_FLAG) { + if (standard_key_ascii_table[scancode]==standard_key_capslock_table[scancode]) { + table = standard_key_shift_table; + } else { + table = standard_key_ascii_table; + } + } else { + table = standard_key_shift_table; + } + } else if (key_shifts & KB_CAPSLOCK_FLAG) { + table = standard_key_capslock_table; + } else { + table = standard_key_ascii_table; + } + + key_buffer.key[key_buffer.end++] = (scancode<<16)|table[scancode]; + + if (key_buffer.end>=KEY_BUFFER_SIZE) + key_buffer.end = 0; + if (key_buffer.end==key_buffer.start) { + key_buffer.start++; + if (key_buffer.start>=KEY_BUFFER_SIZE) + key_buffer.start = 0; + } +} ENDOFUNC(inject_key) + +static void handle_code (int scancode, int keycode) +{ + in_a_terrupt++; + + if (keycode==0) { /* pause */ + inject_key(scancode); + pc_key[KEY_PAUSE] ^= TRUE; + } else if (scancode) { + int flag; + + if (scancode>=KEY_MODIFIERS) { + flag = modifier_table[scancode - KEY_MODIFIERS]; + } else { + flag = 0; + } + if ((char)keycode<0) { /* release */ + pc_key[scancode] = FALSE; + if (flag&KB_MODIFIERS) { + key_shifts &= ~flag; + } + } else { /* keypress */ + pc_key[scancode] = TRUE; + if (flag&KB_MODIFIERS) { + key_shifts |= flag; + } + if (flag&KB_LED_FLAGS) { + key_shifts ^= flag; + update_leds(key_shifts); + } + if (scancode=KEY_BUFFER_SIZE) + key_buffer.start = 0; + ENABLE(); + + return key; + } else { + return 0; + } +} + +int pc_keydown (int code) +{ + return pc_key[code]; +} + +int pc_keyshifts (void) +{ + return key_shifts; +} + +void pc_remove_keyb (void) +{ + if (keyboard_installed) { + int s1, s2, s3; + + keyboard_installed = FALSE; + pc_clexit(pc_remove_keyb); + + DISABLE(); + _farsetsel(__djgpp_dos_sel); + _farnspokew(0x41c, _farnspeekw(0x41a)); + + s1 = _farnspeekb(0x417) & 0x80; + s2 = _farnspeekb(0x418) & 0xFC; + s3 = _farnspeekb(0x496) & 0xF3; + + if (pc_key[KEY_RSHIFT]) { s1 |= 1; } + if (pc_key[KEY_LSHIFT]) { s1 |= 2; } + if (pc_key[KEY_LCONTROL]) { s2 |= 1; s1 |= 4; } + if (pc_key[KEY_ALT]) { s1 |= 8; s2 |= 2; } + if (pc_key[KEY_RCONTROL]) { s1 |= 4; s3 |= 4; } + if (pc_key[KEY_ALTGR]) { s1 |= 8; s3 |= 8; } + + if (key_shifts&KB_SCROLOCK_FLAG) s1 |= 16; + if (key_shifts&KB_NUMLOCK_FLAG) s1 |= 32; + if (key_shifts&KB_CAPSLOCK_FLAG) s1 |= 64; + + _farnspokeb(0x417, s1); + _farnspokeb(0x418, s2); + _farnspokeb(0x496, s3); + update_leds(key_shifts); + + ENABLE(); + pc_remove_irq(KEYB_IRQ); + } +} + +int pc_install_keyb (void) +{ + if (keyboard_installed||pc_install_irq(KEYB_IRQ, keyboard)) { + return -1; + } else { + int s1, s2, s3; + + LOCKDATA(key_buffer); + LOCKDATA(key_enhanced); + LOCKDATA(key_pause_loop); + LOCKDATA(key_shifts); + LOCKDATA(leds_ok); + LOCKDATA(in_a_terrupt); + LOCKDATA(pc_key); + LOCKDATA(modifier_table); + LOCKDATA(hw_to_mycode); + LOCKDATA(hw_to_mycode_ex); + LOCKDATA(standard_key_ascii_table); + LOCKDATA(standard_key_capslock_table); + LOCKDATA(standard_key_shift_table); + LOCKDATA(standard_key_control_table); + LOCKDATA(numlock_table); + LOCKFUNC(update_leds); + LOCKFUNC(inject_key); + LOCKFUNC(handle_code); + LOCKFUNC(keyboard); + + DISABLE(); + _farsetsel(__djgpp_dos_sel); + _farnspokew(0x41c, _farnspeekw(0x41a)); + + key_shifts = 0; + s1 = _farnspeekb(0x417); + s2 = _farnspeekb(0x418); + s3 = _farnspeekb(0x496); + + if (s1&1) { key_shifts |= KB_SHIFT_FLAG; pc_key[KEY_RSHIFT] = TRUE; } + if (s1&2) { key_shifts |= KB_SHIFT_FLAG; pc_key[KEY_LSHIFT] = TRUE; } + if (s2&1) { key_shifts |= KB_CTRL_FLAG; pc_key[KEY_LCONTROL] = TRUE; } + if (s2&2) { key_shifts |= KB_ALT_FLAG; pc_key[KEY_ALT] = TRUE; } + if (s3&4) { key_shifts |= KB_CTRL_FLAG; pc_key[KEY_RCONTROL] = TRUE; } + if (s3&8) { key_shifts |= KB_ALT_FLAG; pc_key[KEY_ALTGR] = TRUE; } + + if (s1&16) key_shifts |= KB_SCROLOCK_FLAG; + if (s1&32) key_shifts |= KB_NUMLOCK_FLAG; + if (s1&64) key_shifts |= KB_CAPSLOCK_FLAG; + update_leds(key_shifts); + + key_enhanced = key_pause_loop = 0; + key_buffer.start = key_buffer.end = 0; + ENABLE(); + + pc_atexit(pc_remove_keyb); + keyboard_installed = TRUE; + return 0; + } +} diff --git a/src/glut/dos/PC_HW/pc_mouse.c b/src/glut/dos/PC_HW/pc_mouse.c index cf8fb668ba..fc0902ce81 100644 --- a/src/glut/dos/PC_HW/pc_mouse.c +++ b/src/glut/dos/PC_HW/pc_mouse.c @@ -1,278 +1,278 @@ -/* - * PC/HW routine collection v1.3 for DOS/DJGPP - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include -#include -#include - -#include "pc_hw.h" - - - -#define PC_CUTE_WHEEL 1 /* CuteMouse WheelAPI */ - -#define MOUSE_STACK_SIZE 16384 - -#define CLEAR_MICKEYS() \ - do { \ - __asm __volatile ("movw $0xb, %%ax; int $0x33":::"%eax", "%ecx", "%edx"); \ - ox = oy = 0; \ - } while (0) - -extern void mouse_wrap (void); -extern int mouse_wrap_end[]; - -static MFUNC mouse_func; -static long mouse_callback; -static __dpmi_regs mouse_regs; - -static volatile struct { - volatile int x, y, z, b; -} pc_mouse; - -static int minx = 0; -static int maxx = 319; -static int miny = 0; -static int maxy = 199; -static int minz = 0; -static int maxz = 255; - -static int sx = 2; -static int sy = 2; - -static int emulat3 = FALSE; - -static int ox, oy; - - -static void mouse (__dpmi_regs *r) -{ - int nx = (signed short)r->x.si / sx; - int ny = (signed short)r->x.di / sy; - int dx = nx - ox; - int dy = ny - oy; -#if PC_CUTE_WHEEL - int dz = (signed char)r->h.bh; -#endif - ox = nx; - oy = ny; - - pc_mouse.b = r->h.bl; - pc_mouse.x = MID(minx, pc_mouse.x + dx, maxx); - pc_mouse.y = MID(miny, pc_mouse.y + dy, maxy); -#if PC_CUTE_WHEEL - pc_mouse.z = MID(minz, pc_mouse.z + dz, maxz); -#endif - - if (emulat3) { - if ((pc_mouse.b&3)==3) { - pc_mouse.b = 4; - } - } - - if (mouse_func) { - mouse_func(pc_mouse.x, pc_mouse.y, pc_mouse.z, pc_mouse.b); - } -} ENDOFUNC(mouse) - -void pc_remove_mouse (void) -{ - if (mouse_callback) { - pc_clexit(pc_remove_mouse); - __asm("\n\ - movl %%edx, %%ecx \n\ - shrl $16, %%ecx \n\ - movw $0x0304, %%ax \n\ - int $0x31 \n\ - movw $0x000c, %%ax \n\ - xorl %%ecx, %%ecx \n\ - int $0x33 \n\ - "::"d"(mouse_callback):"%eax", "%ecx"); - - mouse_callback = 0; - - free((void *)(mouse_wrap_end[0] - MOUSE_STACK_SIZE)); - } -} - -int pc_install_mouse (void) -{ - int buttons; - - /* fail if already call-backed */ - if (mouse_callback) { - return 0; - } - - /* reset mouse and get status */ - __asm("\n\ - xorl %%eax, %%eax \n\ - int $0x33 \n\ - andl %%ebx, %%eax \n\ - movl %%eax, %0 \n\ - ":"=g" (buttons)::"%eax", "%ebx"); - if (!buttons) { - return 0; - } - - /* lock wrapper */ - LOCKDATA(mouse_func); - LOCKDATA(mouse_callback); - LOCKDATA(mouse_regs); - LOCKDATA(pc_mouse); - LOCKDATA(minx); - LOCKDATA(maxx); - LOCKDATA(miny); - LOCKDATA(maxy); - LOCKDATA(minz); - LOCKDATA(maxz); - LOCKDATA(sx); - LOCKDATA(sy); - LOCKDATA(emulat3); - LOCKDATA(ox); - LOCKDATA(oy); - LOCKFUNC(mouse); - LOCKFUNC(mouse_wrap); - - mouse_wrap_end[1] = __djgpp_ds_alias; - /* grab a locked stack */ - if ((mouse_wrap_end[0] = (int)pc_malloc(MOUSE_STACK_SIZE)) == NULL) { - return 0; - } - - /* try to hook a call-back */ - __asm("\n\ - pushl %%ds \n\ - pushl %%es \n\ - movw $0x0303, %%ax \n\ - pushl %%ds \n\ - pushl %%cs \n\ - popl %%ds \n\ - popl %%es \n\ - int $0x31 \n\ - popl %%es \n\ - popl %%ds \n\ - jc 0f \n\ - shll $16, %%ecx \n\ - movw %%dx, %%cx \n\ - movl %%ecx, %0 \n\ - 0: \n\ - ":"=g"(mouse_callback) - :"S" (mouse_wrap), "D"(&mouse_regs) - :"%eax", "%ecx", "%edx"); - if (!mouse_callback) { - free((void *)mouse_wrap_end[0]); - return 0; - } - - /* adjust stack */ - mouse_wrap_end[0] += MOUSE_STACK_SIZE; - - /* install the handler */ - mouse_regs.x.ax = 0x000c; -#if PC_CUTE_WHEEL - mouse_regs.x.cx = 0x7f | 0x80; -#else - mouse_regs.x.cx = 0x7f; -#endif - mouse_regs.x.dx = mouse_callback&0xffff; - mouse_regs.x.es = mouse_callback>>16; - __dpmi_int(0x33, &mouse_regs); - - CLEAR_MICKEYS(); - - emulat3 = buttons<3; - pc_atexit(pc_remove_mouse); - return buttons; -} - -MFUNC pc_install_mouse_handler (MFUNC handler) -{ - MFUNC old; - - if (!mouse_callback && !pc_install_mouse()) { - return NULL; - } - - old = mouse_func; - mouse_func = handler; - return old; -} - -void pc_mouse_area (int x1, int y1, int x2, int y2) -{ - minx = x1; - maxx = x2; - miny = y1; - maxy = y2; -} - -void pc_mouse_speed (int xspeed, int yspeed) -{ - DISABLE(); - - sx = MAX(1, xspeed); - sy = MAX(1, yspeed); - - ENABLE(); -} - -int pc_query_mouse (int *x, int *y, int *z) -{ - *x = pc_mouse.x; - *y = pc_mouse.y; - *z = pc_mouse.z; - return pc_mouse.b; -} - -void pc_warp_mouse (int x, int y) -{ - CLEAR_MICKEYS(); - - pc_mouse.x = MID(minx, x, maxx); - pc_mouse.y = MID(miny, y, maxy); - - if (mouse_func) { - mouse_func(pc_mouse.x, pc_mouse.y, pc_mouse.z, pc_mouse.b); - } -} - -/* Hack alert: - * `mouse_wrap_end' actually holds the - * address of stack in a safe data selector. - */ -__asm("\n\ - .text \n\ - .p2align 5,,31 \n\ - .global _mouse_wrap \n\ -_mouse_wrap: \n\ - cld \n\ - lodsl \n\ - movl %eax, %es:42(%edi) \n\ - addw $4, %es:46(%edi) \n\ - pushl %es \n\ - movl %ss, %ebx \n\ - movl %esp, %esi \n\ - lss %cs:_mouse_wrap_end, %esp\n\ - pushl %ss \n\ - pushl %ss \n\ - popl %es \n\ - popl %ds \n\ - movl ___djgpp_dos_sel, %fs \n\ - pushl %fs \n\ - popl %gs \n\ - pushl %edi \n\ - call _mouse \n\ - popl %edi \n\ - movl %ebx, %ss \n\ - movl %esi, %esp \n\ - popl %es \n\ - iret \n\ - .global _mouse_wrap_end \n\ -_mouse_wrap_end:.long 0, 0"); +/* + * PC/HW routine collection v1.3 for DOS/DJGPP + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include +#include +#include + +#include "pc_hw.h" + + + +#define PC_CUTE_WHEEL 1 /* CuteMouse WheelAPI */ + +#define MOUSE_STACK_SIZE 16384 + +#define CLEAR_MICKEYS() \ + do { \ + __asm __volatile ("movw $0xb, %%ax; int $0x33":::"%eax", "%ecx", "%edx"); \ + ox = oy = 0; \ + } while (0) + +extern void mouse_wrap (void); +extern int mouse_wrap_end[]; + +static MFUNC mouse_func; +static long mouse_callback; +static __dpmi_regs mouse_regs; + +static volatile struct { + volatile int x, y, z, b; +} pc_mouse; + +static int minx = 0; +static int maxx = 319; +static int miny = 0; +static int maxy = 199; +static int minz = 0; +static int maxz = 255; + +static int sx = 2; +static int sy = 2; + +static int emulat3 = FALSE; + +static int ox, oy; + + +static void mouse (__dpmi_regs *r) +{ + int nx = (signed short)r->x.si / sx; + int ny = (signed short)r->x.di / sy; + int dx = nx - ox; + int dy = ny - oy; +#if PC_CUTE_WHEEL + int dz = (signed char)r->h.bh; +#endif + ox = nx; + oy = ny; + + pc_mouse.b = r->h.bl; + pc_mouse.x = MID(minx, pc_mouse.x + dx, maxx); + pc_mouse.y = MID(miny, pc_mouse.y + dy, maxy); +#if PC_CUTE_WHEEL + pc_mouse.z = MID(minz, pc_mouse.z + dz, maxz); +#endif + + if (emulat3) { + if ((pc_mouse.b&3)==3) { + pc_mouse.b = 4; + } + } + + if (mouse_func) { + mouse_func(pc_mouse.x, pc_mouse.y, pc_mouse.z, pc_mouse.b); + } +} ENDOFUNC(mouse) + +void pc_remove_mouse (void) +{ + if (mouse_callback) { + pc_clexit(pc_remove_mouse); + __asm("\n\ + movl %%edx, %%ecx \n\ + shrl $16, %%ecx \n\ + movw $0x0304, %%ax \n\ + int $0x31 \n\ + movw $0x000c, %%ax \n\ + xorl %%ecx, %%ecx \n\ + int $0x33 \n\ + "::"d"(mouse_callback):"%eax", "%ecx"); + + mouse_callback = 0; + + free((void *)(mouse_wrap_end[0] - MOUSE_STACK_SIZE)); + } +} + +int pc_install_mouse (void) +{ + int buttons; + + /* fail if already call-backed */ + if (mouse_callback) { + return 0; + } + + /* reset mouse and get status */ + __asm("\n\ + xorl %%eax, %%eax \n\ + int $0x33 \n\ + andl %%ebx, %%eax \n\ + movl %%eax, %0 \n\ + ":"=g" (buttons)::"%eax", "%ebx"); + if (!buttons) { + return 0; + } + + /* lock wrapper */ + LOCKDATA(mouse_func); + LOCKDATA(mouse_callback); + LOCKDATA(mouse_regs); + LOCKDATA(pc_mouse); + LOCKDATA(minx); + LOCKDATA(maxx); + LOCKDATA(miny); + LOCKDATA(maxy); + LOCKDATA(minz); + LOCKDATA(maxz); + LOCKDATA(sx); + LOCKDATA(sy); + LOCKDATA(emulat3); + LOCKDATA(ox); + LOCKDATA(oy); + LOCKFUNC(mouse); + LOCKFUNC(mouse_wrap); + + mouse_wrap_end[1] = __djgpp_ds_alias; + /* grab a locked stack */ + if ((mouse_wrap_end[0] = (int)pc_malloc(MOUSE_STACK_SIZE)) == NULL) { + return 0; + } + + /* try to hook a call-back */ + __asm("\n\ + pushl %%ds \n\ + pushl %%es \n\ + movw $0x0303, %%ax \n\ + pushl %%ds \n\ + pushl %%cs \n\ + popl %%ds \n\ + popl %%es \n\ + int $0x31 \n\ + popl %%es \n\ + popl %%ds \n\ + jc 0f \n\ + shll $16, %%ecx \n\ + movw %%dx, %%cx \n\ + movl %%ecx, %0 \n\ + 0: \n\ + ":"=g"(mouse_callback) + :"S" (mouse_wrap), "D"(&mouse_regs) + :"%eax", "%ecx", "%edx"); + if (!mouse_callback) { + free((void *)mouse_wrap_end[0]); + return 0; + } + + /* adjust stack */ + mouse_wrap_end[0] += MOUSE_STACK_SIZE; + + /* install the handler */ + mouse_regs.x.ax = 0x000c; +#if PC_CUTE_WHEEL + mouse_regs.x.cx = 0x7f | 0x80; +#else + mouse_regs.x.cx = 0x7f; +#endif + mouse_regs.x.dx = mouse_callback&0xffff; + mouse_regs.x.es = mouse_callback>>16; + __dpmi_int(0x33, &mouse_regs); + + CLEAR_MICKEYS(); + + emulat3 = buttons<3; + pc_atexit(pc_remove_mouse); + return buttons; +} + +MFUNC pc_install_mouse_handler (MFUNC handler) +{ + MFUNC old; + + if (!mouse_callback && !pc_install_mouse()) { + return NULL; + } + + old = mouse_func; + mouse_func = handler; + return old; +} + +void pc_mouse_area (int x1, int y1, int x2, int y2) +{ + minx = x1; + maxx = x2; + miny = y1; + maxy = y2; +} + +void pc_mouse_speed (int xspeed, int yspeed) +{ + DISABLE(); + + sx = MAX(1, xspeed); + sy = MAX(1, yspeed); + + ENABLE(); +} + +int pc_query_mouse (int *x, int *y, int *z) +{ + *x = pc_mouse.x; + *y = pc_mouse.y; + *z = pc_mouse.z; + return pc_mouse.b; +} + +void pc_warp_mouse (int x, int y) +{ + CLEAR_MICKEYS(); + + pc_mouse.x = MID(minx, x, maxx); + pc_mouse.y = MID(miny, y, maxy); + + if (mouse_func) { + mouse_func(pc_mouse.x, pc_mouse.y, pc_mouse.z, pc_mouse.b); + } +} + +/* Hack alert: + * `mouse_wrap_end' actually holds the + * address of stack in a safe data selector. + */ +__asm("\n\ + .text \n\ + .p2align 5,,31 \n\ + .global _mouse_wrap \n\ +_mouse_wrap: \n\ + cld \n\ + lodsl \n\ + movl %eax, %es:42(%edi) \n\ + addw $4, %es:46(%edi) \n\ + pushl %es \n\ + movl %ss, %ebx \n\ + movl %esp, %esi \n\ + lss %cs:_mouse_wrap_end, %esp\n\ + pushl %ss \n\ + pushl %ss \n\ + popl %es \n\ + popl %ds \n\ + movl ___djgpp_dos_sel, %fs \n\ + pushl %fs \n\ + popl %gs \n\ + pushl %edi \n\ + call _mouse \n\ + popl %edi \n\ + movl %ebx, %ss \n\ + movl %esi, %esp \n\ + popl %es \n\ + iret \n\ + .global _mouse_wrap_end \n\ +_mouse_wrap_end:.long 0, 0"); diff --git a/src/glut/dos/PC_HW/pc_timer.c b/src/glut/dos/PC_HW/pc_timer.c index 36c02910a3..bf39bd0a4c 100644 --- a/src/glut/dos/PC_HW/pc_timer.c +++ b/src/glut/dos/PC_HW/pc_timer.c @@ -1,158 +1,158 @@ -/* - * PC/HW routine collection v1.3 for DOS/DJGPP - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include - -#include "pc_hw.h" - -#define TIMER_IRQ 0 - -#define MAX_TIMERS 8 - -#define PIT_FREQ 0x1234DD - -#define unvolatile(__v, __t) __extension__ ({union { volatile __t __cp; __t __p; } __q; __q.__cp = __v; __q.__p;}) - -static int timer_installed; - -typedef struct { - volatile unsigned int counter, clock_ticks, freq; - volatile PFUNC func; - volatile void *parm; -} TIMER; - -static TIMER timer_main, timer_func[MAX_TIMERS]; - -static int timer () -{ - int i; - - for (i=0;ifunc) { - t->clock_ticks += t->counter; - if (t->clock_ticks>=timer_main.counter) { - t->clock_ticks -= timer_main.counter; - t->func(unvolatile(t->parm, void *)); - } - } - } - - timer_main.clock_ticks += timer_main.counter; - if (timer_main.clock_ticks>=0x10000) { - timer_main.clock_ticks -= 0x10000; - return 1; - } else { - outportb(0x20, 0x20); - return 0; - } -} ENDOFUNC(timer) - -void pc_remove_timer (void) -{ - if (timer_installed) { - timer_installed = FALSE; - pc_clexit(pc_remove_timer); - - DISABLE(); - outportb(0x43, 0x34); - outportb(0x40, 0); - outportb(0x40, 0); - ENABLE(); - - pc_remove_irq(TIMER_IRQ); - } -} - -static int install_timer (void) -{ - if (timer_installed||pc_install_irq(TIMER_IRQ, timer)) { - return -1; - } else { - LOCKDATA(timer_func); - LOCKDATA(timer_main); - LOCKFUNC(timer); - - timer_main.counter = 0x10000; - - DISABLE(); - outportb(0x43, 0x34); - outportb(0x40, 0); - outportb(0x40, 0); - timer_main.clock_ticks = 0; - ENABLE(); - - pc_atexit(pc_remove_timer); - timer_installed = TRUE; - return 0; - } -} - -static TIMER *find_slot (PFUNC func) -{ - int i; - - for (i=0;ifunc = func; - t->parm = parm; - t->freq = freq; - t->clock_ticks = 0; - - if (new_counter < timer_main.counter) { - for (i=0;i>8)); - timer_main.clock_ticks = 0; - timer_main.counter = new_counter; - timer_main.freq = freq; - } else { - t->counter = PIT_FREQ * freq / (timer_main.freq * timer_main.freq); - } - - ENABLE(); - - return 0; - } - - return -1; -} +/* + * PC/HW routine collection v1.3 for DOS/DJGPP + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include + +#include "pc_hw.h" + +#define TIMER_IRQ 0 + +#define MAX_TIMERS 8 + +#define PIT_FREQ 0x1234DD + +#define unvolatile(__v, __t) __extension__ ({union { volatile __t __cp; __t __p; } __q; __q.__cp = __v; __q.__p;}) + +static int timer_installed; + +typedef struct { + volatile unsigned int counter, clock_ticks, freq; + volatile PFUNC func; + volatile void *parm; +} TIMER; + +static TIMER timer_main, timer_func[MAX_TIMERS]; + +static int timer () +{ + int i; + + for (i=0;ifunc) { + t->clock_ticks += t->counter; + if (t->clock_ticks>=timer_main.counter) { + t->clock_ticks -= timer_main.counter; + t->func(unvolatile(t->parm, void *)); + } + } + } + + timer_main.clock_ticks += timer_main.counter; + if (timer_main.clock_ticks>=0x10000) { + timer_main.clock_ticks -= 0x10000; + return 1; + } else { + outportb(0x20, 0x20); + return 0; + } +} ENDOFUNC(timer) + +void pc_remove_timer (void) +{ + if (timer_installed) { + timer_installed = FALSE; + pc_clexit(pc_remove_timer); + + DISABLE(); + outportb(0x43, 0x34); + outportb(0x40, 0); + outportb(0x40, 0); + ENABLE(); + + pc_remove_irq(TIMER_IRQ); + } +} + +static int install_timer (void) +{ + if (timer_installed||pc_install_irq(TIMER_IRQ, timer)) { + return -1; + } else { + LOCKDATA(timer_func); + LOCKDATA(timer_main); + LOCKFUNC(timer); + + timer_main.counter = 0x10000; + + DISABLE(); + outportb(0x43, 0x34); + outportb(0x40, 0); + outportb(0x40, 0); + timer_main.clock_ticks = 0; + ENABLE(); + + pc_atexit(pc_remove_timer); + timer_installed = TRUE; + return 0; + } +} + +static TIMER *find_slot (PFUNC func) +{ + int i; + + for (i=0;ifunc = func; + t->parm = parm; + t->freq = freq; + t->clock_ticks = 0; + + if (new_counter < timer_main.counter) { + for (i=0;i>8)); + timer_main.clock_ticks = 0; + timer_main.counter = new_counter; + timer_main.freq = freq; + } else { + t->counter = PIT_FREQ * freq / (timer_main.freq * timer_main.freq); + } + + ENABLE(); + + return 0; + } + + return -1; +} diff --git a/src/glut/dos/callback.c b/src/glut/dos/callback.c index 67e52ee59f..8ab75e794c 100644 --- a/src/glut/dos/callback.c +++ b/src/glut/dos/callback.c @@ -1,164 +1,164 @@ -/* - * Mesa 3-D graphics library - * Version: 3.4 - * Copyright (C) 1995-1998 Brian Paul - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* - * DOS/DJGPP glut driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include "glutint.h" - - - -GLUTidleCB g_idle_func = NULL; - - - -void APIENTRY glutDisplayFunc (GLUTdisplayCB func) -{ - g_curwin->display = func; -} - - - -void APIENTRY glutReshapeFunc (GLUTreshapeCB func) -{ - g_curwin->reshape = func; -} - - - -void APIENTRY glutKeyboardFunc (GLUTkeyboardCB func) -{ - g_curwin->keyboard = func; -} - - - -void APIENTRY glutMouseFunc (GLUTmouseCB func) -{ - g_curwin->mouse = func; -} - - - -void APIENTRY glutMotionFunc (GLUTmotionCB func) -{ - g_curwin->motion = func; -} - - - -void APIENTRY glutPassiveMotionFunc (GLUTpassiveCB func) -{ - g_curwin->passive = func; -} - - - -void APIENTRY glutEntryFunc (GLUTentryCB func) -{ - g_curwin->entry = func; -} - - - -void APIENTRY glutVisibilityFunc (GLUTvisibilityCB func) -{ - g_curwin->visibility = func; -} - - - -void APIENTRY glutWindowStatusFunc (GLUTwindowStatusCB func) -{ -} - - - -void APIENTRY glutIdleFunc (GLUTidleCB func) -{ - g_idle_func = func; -} - - - -void APIENTRY glutTimerFunc (unsigned int millis, GLUTtimerCB func, int value) -{ -} - - - -void APIENTRY glutSpecialFunc (GLUTspecialCB func) -{ - g_curwin->special = func; -} - - - -void APIENTRY glutSpaceballMotionFunc (GLUTspaceMotionCB func) -{ -} - - - -void APIENTRY glutSpaceballRotateFunc (GLUTspaceRotateCB func) -{ -} - - - -void APIENTRY glutSpaceballButtonFunc (GLUTspaceButtonCB func) -{ -} - - - -void APIENTRY glutDialsFunc (GLUTdialsCB func) -{ -} - - - -void APIENTRY glutButtonBoxFunc (GLUTbuttonBoxCB func) -{ -} - - - -void APIENTRY glutTabletMotionFunc (GLUTtabletMotionCB func) -{ -} - - - -void APIENTRY glutTabletButtonFunc (GLUTtabletButtonCB func) -{ -} - - - -void APIENTRY glutJoystickFunc (GLUTjoystickCB func, int interval) -{ -} +/* + * Mesa 3-D graphics library + * Version: 3.4 + * Copyright (C) 1995-1998 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * DOS/DJGPP glut driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include "glutint.h" + + + +GLUTidleCB g_idle_func = NULL; + + + +void APIENTRY glutDisplayFunc (GLUTdisplayCB func) +{ + g_curwin->display = func; +} + + + +void APIENTRY glutReshapeFunc (GLUTreshapeCB func) +{ + g_curwin->reshape = func; +} + + + +void APIENTRY glutKeyboardFunc (GLUTkeyboardCB func) +{ + g_curwin->keyboard = func; +} + + + +void APIENTRY glutMouseFunc (GLUTmouseCB func) +{ + g_curwin->mouse = func; +} + + + +void APIENTRY glutMotionFunc (GLUTmotionCB func) +{ + g_curwin->motion = func; +} + + + +void APIENTRY glutPassiveMotionFunc (GLUTpassiveCB func) +{ + g_curwin->passive = func; +} + + + +void APIENTRY glutEntryFunc (GLUTentryCB func) +{ + g_curwin->entry = func; +} + + + +void APIENTRY glutVisibilityFunc (GLUTvisibilityCB func) +{ + g_curwin->visibility = func; +} + + + +void APIENTRY glutWindowStatusFunc (GLUTwindowStatusCB func) +{ +} + + + +void APIENTRY glutIdleFunc (GLUTidleCB func) +{ + g_idle_func = func; +} + + + +void APIENTRY glutTimerFunc (unsigned int millis, GLUTtimerCB func, int value) +{ +} + + + +void APIENTRY glutSpecialFunc (GLUTspecialCB func) +{ + g_curwin->special = func; +} + + + +void APIENTRY glutSpaceballMotionFunc (GLUTspaceMotionCB func) +{ +} + + + +void APIENTRY glutSpaceballRotateFunc (GLUTspaceRotateCB func) +{ +} + + + +void APIENTRY glutSpaceballButtonFunc (GLUTspaceButtonCB func) +{ +} + + + +void APIENTRY glutDialsFunc (GLUTdialsCB func) +{ +} + + + +void APIENTRY glutButtonBoxFunc (GLUTbuttonBoxCB func) +{ +} + + + +void APIENTRY glutTabletMotionFunc (GLUTtabletMotionCB func) +{ +} + + + +void APIENTRY glutTabletButtonFunc (GLUTtabletButtonCB func) +{ +} + + + +void APIENTRY glutJoystickFunc (GLUTjoystickCB func, int interval) +{ +} diff --git a/src/glut/dos/color.c b/src/glut/dos/color.c index 490839968e..cfb2ff926a 100644 --- a/src/glut/dos/color.c +++ b/src/glut/dos/color.c @@ -1,59 +1,59 @@ -/* - * Mesa 3-D graphics library - * Version: 3.4 - * Copyright (C) 1995-1998 Brian Paul - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* - * DOS/DJGPP glut driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include "glutint.h" -#include "GL/dmesa.h" - - - -#define CLAMP(i) ((i) > 1.0 ? 1.0 : ((i) < 0.0 ? 0.0 : (i))) - - - -void APIENTRY glutSetColor (int ndx, GLfloat red, GLfloat green, GLfloat blue) -{ - if (g_display_mode & GLUT_INDEX) { - if ((ndx >= 0) && (ndx < (256 - RESERVED_COLORS))) { - DMesaSetCI(ndx, CLAMP(red), CLAMP(green), CLAMP(blue)); - } - } -} - - - -GLfloat APIENTRY glutGetColor (int ndx, int component) -{ - return 0.0; -} - - - -void APIENTRY glutCopyColormap (int win) -{ -} +/* + * Mesa 3-D graphics library + * Version: 3.4 + * Copyright (C) 1995-1998 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * DOS/DJGPP glut driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include "glutint.h" +#include "GL/dmesa.h" + + + +#define CLAMP(i) ((i) > 1.0 ? 1.0 : ((i) < 0.0 ? 0.0 : (i))) + + + +void APIENTRY glutSetColor (int ndx, GLfloat red, GLfloat green, GLfloat blue) +{ + if (g_display_mode & GLUT_INDEX) { + if ((ndx >= 0) && (ndx < (256 - RESERVED_COLORS))) { + DMesaSetCI(ndx, CLAMP(red), CLAMP(green), CLAMP(blue)); + } + } +} + + + +GLfloat APIENTRY glutGetColor (int ndx, int component) +{ + return 0.0; +} + + + +void APIENTRY glutCopyColormap (int win) +{ +} diff --git a/src/glut/dos/extens.c b/src/glut/dos/extens.c index ca4da058cd..bc6cfe0f5f 100644 --- a/src/glut/dos/extens.c +++ b/src/glut/dos/extens.c @@ -1,63 +1,63 @@ -/* - * Mesa 3-D graphics library - * Version: 3.4 - * Copyright (C) 1995-1998 Brian Paul - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* - * DOS/DJGPP glut driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include - -#include "GL/glut.h" - - - -int APIENTRY glutExtensionSupported (const char *extension) -{ - static const GLubyte *extensions = NULL; - const GLubyte *last, *where; - - /* Extension names should not have spaces. */ - if (strchr(extension, ' ') || *extension == '\0') { - return GL_FALSE; - } - - /* Not my problem if you don't have a valid OpenGL context */ - if (!extensions) { - extensions = glGetString(GL_EXTENSIONS); - } - - /* Take care of sub-strings etc. */ - for (last = extensions;;) { - if ((where = (GLubyte *)strstr((const char *)last, extension)) == NULL) { - return GL_FALSE; - } - last = where + strlen(extension); - if (where == extensions || *(where - 1) == ' ') { - if (*last == ' ' || *last == '\0') { - return GL_TRUE; - } - } - } -} +/* + * Mesa 3-D graphics library + * Version: 3.4 + * Copyright (C) 1995-1998 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * DOS/DJGPP glut driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include + +#include "GL/glut.h" + + + +int APIENTRY glutExtensionSupported (const char *extension) +{ + static const GLubyte *extensions = NULL; + const GLubyte *last, *where; + + /* Extension names should not have spaces. */ + if (strchr(extension, ' ') || *extension == '\0') { + return GL_FALSE; + } + + /* Not my problem if you don't have a valid OpenGL context */ + if (!extensions) { + extensions = glGetString(GL_EXTENSIONS); + } + + /* Take care of sub-strings etc. */ + for (last = extensions;;) { + if ((where = (GLubyte *)strstr((const char *)last, extension)) == NULL) { + return GL_FALSE; + } + last = where + strlen(extension); + if (where == extensions || *(where - 1) == ' ') { + if (*last == ' ' || *last == '\0') { + return GL_TRUE; + } + } + } +} diff --git a/src/glut/dos/glutint.h b/src/glut/dos/glutint.h index dfc42754df..e8dffb581b 100644 --- a/src/glut/dos/glutint.h +++ b/src/glut/dos/glutint.h @@ -1,150 +1,150 @@ -/* - * Mesa 3-D graphics library - * Version: 4.0 - * Copyright (C) 1995-1998 Brian Paul - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* - * DOS/DJGPP glut driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#ifndef __glutint_h__ -#define __glutint_h__ - -#include - -#include "GL/dmesa.h" - - - -/* GLUT function types */ -typedef void (GLUTCALLBACK *GLUTdisplayCB) (void); -typedef void (GLUTCALLBACK *GLUTreshapeCB) (int, int); -typedef void (GLUTCALLBACK *GLUTkeyboardCB) (unsigned char, int, int); -typedef void (GLUTCALLBACK *GLUTmouseCB) (int, int, int, int); -typedef void (GLUTCALLBACK *GLUTmotionCB) (int, int); -typedef void (GLUTCALLBACK *GLUTpassiveCB) (int, int); -typedef void (GLUTCALLBACK *GLUTentryCB) (int); -typedef void (GLUTCALLBACK *GLUTvisibilityCB) (int); -typedef void (GLUTCALLBACK *GLUTwindowStatusCB) (int); -typedef void (GLUTCALLBACK *GLUTidleCB) (void); -typedef void (GLUTCALLBACK *GLUTtimerCB) (int); -typedef void (GLUTCALLBACK *GLUTmenuStateCB) (int); /* DEPRECATED. */ -typedef void (GLUTCALLBACK *GLUTmenuStatusCB) (int, int, int); -typedef void (GLUTCALLBACK *GLUTselectCB) (int); -typedef void (GLUTCALLBACK *GLUTspecialCB) (int, int, int); -typedef void (GLUTCALLBACK *GLUTspaceMotionCB) (int, int, int); -typedef void (GLUTCALLBACK *GLUTspaceRotateCB) (int, int, int); -typedef void (GLUTCALLBACK *GLUTspaceButtonCB) (int, int); -typedef void (GLUTCALLBACK *GLUTdialsCB) (int, int); -typedef void (GLUTCALLBACK *GLUTbuttonBoxCB) (int, int); -typedef void (GLUTCALLBACK *GLUTtabletMotionCB) (int, int); -typedef void (GLUTCALLBACK *GLUTtabletButtonCB) (int, int, int, int); -typedef void (GLUTCALLBACK *GLUTjoystickCB) (unsigned int, int, int, int); - -typedef struct GLUTwindow { - int num; /* window id */ - - DMesaBuffer buffer; - - int show_mouse; - - /* GLUT settable or visible window state. */ - int xpos; - int ypos; - int width; /* window width in pixels */ - int height; /* window height in pixels */ - - /* Per-window callbacks. */ - GLUTdisplayCB display; /* redraw */ - GLUTreshapeCB reshape; /* resize (width,height) */ - GLUTmouseCB mouse; /* mouse (button,state,x,y) */ - GLUTmotionCB motion; /* motion (x,y) */ - GLUTpassiveCB passive; /* passive motion (x,y) */ - GLUTentryCB entry; /* window entry/exit (state) */ - GLUTkeyboardCB keyboard; /* keyboard (ASCII,x,y) */ - GLUTkeyboardCB keyboardUp; /* keyboard up (ASCII,x,y) */ - GLUTwindowStatusCB windowStatus; /* window status */ - GLUTvisibilityCB visibility; /* visibility */ - GLUTspecialCB special; /* special key */ - GLUTspecialCB specialUp; /* special up key */ - GLUTbuttonBoxCB buttonBox; /* button box */ - GLUTdialsCB dials; /* dials */ - GLUTspaceMotionCB spaceMotion; /* Spaceball motion */ - GLUTspaceRotateCB spaceRotate; /* Spaceball rotate */ - GLUTspaceButtonCB spaceButton; /* Spaceball button */ - GLUTtabletMotionCB tabletMotion; /* tablet motion */ - GLUTtabletButtonCB tabletButton; /* tablet button */ - GLUTjoystickCB joystick; /* joystick */ -} GLUTwindow; - -extern GLUTidleCB g_idle_func; -extern GLUTmenuStatusCB g_menu_status_func; - -extern GLboolean g_redisplay; - -extern GLuint g_bpp; /* HW: bits per pixel */ -extern GLuint g_refresh; /* HW: vertical refresh rate */ -extern GLuint g_screen_w, g_screen_h; /* HW: physical screen size */ -extern GLint g_driver_caps; - -extern GLuint g_fps; - -extern GLuint g_display_mode; /* display bits */ -extern int g_init_x, g_init_y; /* initial window position */ -extern GLuint g_init_w, g_init_h; /* initial window size */ - -extern int g_mouse; /* non-zero if mouse installed */ -extern int g_mouse_x, g_mouse_y; /* mouse coords, relative to current win */ - -extern GLUTwindow *g_curwin; /* current window */ - -extern char *__glutProgramName; /* program name */ - -extern void __glutInitMouse (void); - -/* private routines from glut_util.c */ -extern char * __glutStrdup(const char *string); -extern void __glutWarning(char *format,...); -extern void __glutFatalError(char *format,...); -extern void __glutFatalUsage(char *format,...); - - - -/* hmmm... */ -#include "pc_hw/pc_hw.h" - - - -#define MAX_WINDOWS 2 - -#define DEFAULT_WIDTH 300 -#define DEFAULT_HEIGHT 300 -#define DEFAULT_BPP 16 - -#define DEPTH_SIZE 16 -#define STENCIL_SIZE 8 -#define ACCUM_SIZE 16 - -#define RESERVED_COLORS 0 - -#endif /* __glutint_h__ */ +/* + * Mesa 3-D graphics library + * Version: 4.0 + * Copyright (C) 1995-1998 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * DOS/DJGPP glut driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#ifndef __glutint_h__ +#define __glutint_h__ + +#include + +#include "GL/dmesa.h" + + + +/* GLUT function types */ +typedef void (GLUTCALLBACK *GLUTdisplayCB) (void); +typedef void (GLUTCALLBACK *GLUTreshapeCB) (int, int); +typedef void (GLUTCALLBACK *GLUTkeyboardCB) (unsigned char, int, int); +typedef void (GLUTCALLBACK *GLUTmouseCB) (int, int, int, int); +typedef void (GLUTCALLBACK *GLUTmotionCB) (int, int); +typedef void (GLUTCALLBACK *GLUTpassiveCB) (int, int); +typedef void (GLUTCALLBACK *GLUTentryCB) (int); +typedef void (GLUTCALLBACK *GLUTvisibilityCB) (int); +typedef void (GLUTCALLBACK *GLUTwindowStatusCB) (int); +typedef void (GLUTCALLBACK *GLUTidleCB) (void); +typedef void (GLUTCALLBACK *GLUTtimerCB) (int); +typedef void (GLUTCALLBACK *GLUTmenuStateCB) (int); /* DEPRECATED. */ +typedef void (GLUTCALLBACK *GLUTmenuStatusCB) (int, int, int); +typedef void (GLUTCALLBACK *GLUTselectCB) (int); +typedef void (GLUTCALLBACK *GLUTspecialCB) (int, int, int); +typedef void (GLUTCALLBACK *GLUTspaceMotionCB) (int, int, int); +typedef void (GLUTCALLBACK *GLUTspaceRotateCB) (int, int, int); +typedef void (GLUTCALLBACK *GLUTspaceButtonCB) (int, int); +typedef void (GLUTCALLBACK *GLUTdialsCB) (int, int); +typedef void (GLUTCALLBACK *GLUTbuttonBoxCB) (int, int); +typedef void (GLUTCALLBACK *GLUTtabletMotionCB) (int, int); +typedef void (GLUTCALLBACK *GLUTtabletButtonCB) (int, int, int, int); +typedef void (GLUTCALLBACK *GLUTjoystickCB) (unsigned int, int, int, int); + +typedef struct GLUTwindow { + int num; /* window id */ + + DMesaBuffer buffer; + + int show_mouse; + + /* GLUT settable or visible window state. */ + int xpos; + int ypos; + int width; /* window width in pixels */ + int height; /* window height in pixels */ + + /* Per-window callbacks. */ + GLUTdisplayCB display; /* redraw */ + GLUTreshapeCB reshape; /* resize (width,height) */ + GLUTmouseCB mouse; /* mouse (button,state,x,y) */ + GLUTmotionCB motion; /* motion (x,y) */ + GLUTpassiveCB passive; /* passive motion (x,y) */ + GLUTentryCB entry; /* window entry/exit (state) */ + GLUTkeyboardCB keyboard; /* keyboard (ASCII,x,y) */ + GLUTkeyboardCB keyboardUp; /* keyboard up (ASCII,x,y) */ + GLUTwindowStatusCB windowStatus; /* window status */ + GLUTvisibilityCB visibility; /* visibility */ + GLUTspecialCB special; /* special key */ + GLUTspecialCB specialUp; /* special up key */ + GLUTbuttonBoxCB buttonBox; /* button box */ + GLUTdialsCB dials; /* dials */ + GLUTspaceMotionCB spaceMotion; /* Spaceball motion */ + GLUTspaceRotateCB spaceRotate; /* Spaceball rotate */ + GLUTspaceButtonCB spaceButton; /* Spaceball button */ + GLUTtabletMotionCB tabletMotion; /* tablet motion */ + GLUTtabletButtonCB tabletButton; /* tablet button */ + GLUTjoystickCB joystick; /* joystick */ +} GLUTwindow; + +extern GLUTidleCB g_idle_func; +extern GLUTmenuStatusCB g_menu_status_func; + +extern GLboolean g_redisplay; + +extern GLuint g_bpp; /* HW: bits per pixel */ +extern GLuint g_refresh; /* HW: vertical refresh rate */ +extern GLuint g_screen_w, g_screen_h; /* HW: physical screen size */ +extern GLint g_driver_caps; + +extern GLuint g_fps; + +extern GLuint g_display_mode; /* display bits */ +extern int g_init_x, g_init_y; /* initial window position */ +extern GLuint g_init_w, g_init_h; /* initial window size */ + +extern int g_mouse; /* non-zero if mouse installed */ +extern int g_mouse_x, g_mouse_y; /* mouse coords, relative to current win */ + +extern GLUTwindow *g_curwin; /* current window */ + +extern char *__glutProgramName; /* program name */ + +extern void __glutInitMouse (void); + +/* private routines from glut_util.c */ +extern char * __glutStrdup(const char *string); +extern void __glutWarning(char *format,...); +extern void __glutFatalError(char *format,...); +extern void __glutFatalUsage(char *format,...); + + + +/* hmmm... */ +#include "pc_hw/pc_hw.h" + + + +#define MAX_WINDOWS 2 + +#define DEFAULT_WIDTH 300 +#define DEFAULT_HEIGHT 300 +#define DEFAULT_BPP 16 + +#define DEPTH_SIZE 16 +#define STENCIL_SIZE 8 +#define ACCUM_SIZE 16 + +#define RESERVED_COLORS 0 + +#endif /* __glutint_h__ */ diff --git a/src/glut/dos/init.c b/src/glut/dos/init.c index 9553cf2532..5d09561dac 100644 --- a/src/glut/dos/init.c +++ b/src/glut/dos/init.c @@ -1,254 +1,254 @@ -/* - * Mesa 3-D graphics library - * Version: 4.0 - * Copyright (C) 1995-1998 Brian Paul - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* - * DOS/DJGPP glut driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include - -#include "glutint.h" - - - -GLboolean g_redisplay = GL_FALSE; - -GLuint g_bpp = DEFAULT_BPP; -GLuint g_refresh = 0; -GLuint g_screen_w, g_screen_h; -GLint g_driver_caps; - -GLuint g_fps = 0; - -GLuint g_display_mode = 0; -int g_init_x = 0, g_init_y = 0; -GLuint g_init_w = DEFAULT_WIDTH, g_init_h = DEFAULT_HEIGHT; - -char *__glutProgramName = NULL; - - - -void APIENTRY glutInit (int *argc, char **argv) -{ - char *str; - const char *env; - - if ((env = getenv("DMESA_GLUT_BPP")) != NULL) { - g_bpp = atoi(env); - } - if ((env = getenv("DMESA_GLUT_REFRESH")) != NULL) { - g_refresh = atoi(env); - } - - /* Determine program name. */ - str = strrchr(argv[0], '/'); - if (str == NULL) { - str = argv[0]; - } else { - str++; - } - __glutProgramName = __glutStrdup(str); - - /* check if GLUT_FPS env var is set */ - if ((env = getenv("GLUT_FPS")) != NULL) { - if ((g_fps = atoi(env)) <= 0) { - g_fps = 5000; /* 5000 milliseconds */ - } - } - - /* Initialize timer */ - glutGet(GLUT_ELAPSED_TIME); -} - - - -void APIENTRY glutInitDisplayMode (unsigned int mode) -{ - g_display_mode = mode; -} - - - -void APIENTRY glutInitWindowPosition (int x, int y) -{ - g_init_x = x; - g_init_y = y; -} - - - -void APIENTRY glutInitWindowSize (int width, int height) -{ - g_init_w = width; - g_init_h = height; -} - - - -void APIENTRY glutMainLoop (void) -{ - GLboolean idle; - static int old_mouse_x = 0; - static int old_mouse_y = 0; - static int old_mouse_b = 0; - - { - GLint screen_size[2]; - DMesaGetIntegerv(DMESA_GET_SCREEN_SIZE, screen_size); - g_screen_w = screen_size[0]; - g_screen_h = screen_size[1]; - DMesaGetIntegerv(DMESA_GET_DRIVER_CAPS, &g_driver_caps); - } - - pc_install_keyb(); - __glutInitMouse(); - - glutPostRedisplay(); - if (g_curwin->reshape) { - g_curwin->reshape(g_curwin->width, g_curwin->height); - } - if (g_curwin->visibility) { - g_curwin->visibility(GLUT_VISIBLE); - } - - while (GL_TRUE) { - idle = GL_TRUE; - - if (g_redisplay && g_curwin->display) { - idle = GL_FALSE; - g_redisplay = GL_FALSE; - - if (g_curwin->show_mouse && !(g_display_mode & GLUT_DOUBLE)) { - /* XXX scare mouse */ - g_curwin->display(); - /* XXX unscare mouse */ - } else { - g_curwin->display(); - } - } - - if (g_mouse) { - int mouse_x; - int mouse_y; - int mouse_z; - int mouse_b; - - /* query mouse */ - mouse_b = pc_query_mouse(&mouse_x, &mouse_y, &mouse_z); - - /* relative to window coordinates */ - g_mouse_x = mouse_x - g_curwin->xpos; - g_mouse_y = mouse_y - g_curwin->ypos; - - /* mouse was moved? */ - if ((mouse_x != old_mouse_x) || (mouse_y != old_mouse_y)) { - idle = GL_FALSE; - old_mouse_x = mouse_x; - old_mouse_y = mouse_y; - - if (mouse_b) { - /* any button pressed */ - if (g_curwin->motion) { - g_curwin->motion(g_mouse_x, g_mouse_y); - } - } else { - /* no button pressed */ - if (g_curwin->passive) { - g_curwin->passive(g_mouse_x, g_mouse_y); - } - } - } - - /* button state changed? */ - if (mouse_b != old_mouse_b) { - GLUTmouseCB mouse_func; - - if ((mouse_func = g_curwin->mouse)) { - if ((old_mouse_b & 1) && !(mouse_b & 1)) - mouse_func(GLUT_LEFT_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y); - else if (!(old_mouse_b & 1) && (mouse_b & 1)) - mouse_func(GLUT_LEFT_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y); - - if ((old_mouse_b & 2) && !(mouse_b & 2)) - mouse_func(GLUT_RIGHT_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y); - else if (!(old_mouse_b & 2) && (mouse_b & 2)) - mouse_func(GLUT_RIGHT_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y); - - if ((old_mouse_b & 4) && !(mouse_b & 4)) - mouse_func(GLUT_MIDDLE_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y); - else if (!(old_mouse_b & 3) && (mouse_b & 4)) - mouse_func(GLUT_MIDDLE_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y); - } - - idle = GL_FALSE; - old_mouse_b = mouse_b; - } - } - - if (pc_keypressed()) { - int key; - int glut_key; - - idle = GL_FALSE; - key = pc_readkey(); - - switch (key>>16) { - case KEY_F1: glut_key = GLUT_KEY_F1; goto special; - case KEY_F2: glut_key = GLUT_KEY_F2; goto special; - case KEY_F3: glut_key = GLUT_KEY_F3; goto special; - case KEY_F4: glut_key = GLUT_KEY_F4; goto special; - case KEY_F5: glut_key = GLUT_KEY_F5; goto special; - case KEY_F6: glut_key = GLUT_KEY_F6; goto special; - case KEY_F7: glut_key = GLUT_KEY_F7; goto special; - case KEY_F8: glut_key = GLUT_KEY_F8; goto special; - case KEY_F9: glut_key = GLUT_KEY_F9; goto special; - case KEY_F10: glut_key = GLUT_KEY_F10; goto special; - case KEY_F11: glut_key = GLUT_KEY_F11; goto special; - case KEY_F12: glut_key = GLUT_KEY_F12; goto special; - case KEY_LEFT: glut_key = GLUT_KEY_LEFT; goto special; - case KEY_UP: glut_key = GLUT_KEY_UP; goto special; - case KEY_RIGHT: glut_key = GLUT_KEY_RIGHT; goto special; - case KEY_DOWN: glut_key = GLUT_KEY_DOWN; goto special; - case KEY_PGUP: glut_key = GLUT_KEY_PAGE_UP; goto special; - case KEY_PGDN: glut_key = GLUT_KEY_PAGE_DOWN; goto special; - case KEY_HOME: glut_key = GLUT_KEY_HOME; goto special; - case KEY_END: glut_key = GLUT_KEY_END; goto special; - case KEY_INSERT: glut_key = GLUT_KEY_INSERT; goto special; - special: - if (g_curwin->special) { - g_curwin->special(glut_key, g_mouse_x, g_mouse_y); - } - break; - default: - if (g_curwin->keyboard) { - g_curwin->keyboard(key & 0xFF, g_mouse_x, g_mouse_y); - } - } - } - - if (idle && g_idle_func) - g_idle_func(); - } -} +/* + * Mesa 3-D graphics library + * Version: 4.0 + * Copyright (C) 1995-1998 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * DOS/DJGPP glut driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include + +#include "glutint.h" + + + +GLboolean g_redisplay = GL_FALSE; + +GLuint g_bpp = DEFAULT_BPP; +GLuint g_refresh = 0; +GLuint g_screen_w, g_screen_h; +GLint g_driver_caps; + +GLuint g_fps = 0; + +GLuint g_display_mode = 0; +int g_init_x = 0, g_init_y = 0; +GLuint g_init_w = DEFAULT_WIDTH, g_init_h = DEFAULT_HEIGHT; + +char *__glutProgramName = NULL; + + + +void APIENTRY glutInit (int *argc, char **argv) +{ + char *str; + const char *env; + + if ((env = getenv("DMESA_GLUT_BPP")) != NULL) { + g_bpp = atoi(env); + } + if ((env = getenv("DMESA_GLUT_REFRESH")) != NULL) { + g_refresh = atoi(env); + } + + /* Determine program name. */ + str = strrchr(argv[0], '/'); + if (str == NULL) { + str = argv[0]; + } else { + str++; + } + __glutProgramName = __glutStrdup(str); + + /* check if GLUT_FPS env var is set */ + if ((env = getenv("GLUT_FPS")) != NULL) { + if ((g_fps = atoi(env)) <= 0) { + g_fps = 5000; /* 5000 milliseconds */ + } + } + + /* Initialize timer */ + glutGet(GLUT_ELAPSED_TIME); +} + + + +void APIENTRY glutInitDisplayMode (unsigned int mode) +{ + g_display_mode = mode; +} + + + +void APIENTRY glutInitWindowPosition (int x, int y) +{ + g_init_x = x; + g_init_y = y; +} + + + +void APIENTRY glutInitWindowSize (int width, int height) +{ + g_init_w = width; + g_init_h = height; +} + + + +void APIENTRY glutMainLoop (void) +{ + GLboolean idle; + static int old_mouse_x = 0; + static int old_mouse_y = 0; + static int old_mouse_b = 0; + + { + GLint screen_size[2]; + DMesaGetIntegerv(DMESA_GET_SCREEN_SIZE, screen_size); + g_screen_w = screen_size[0]; + g_screen_h = screen_size[1]; + DMesaGetIntegerv(DMESA_GET_DRIVER_CAPS, &g_driver_caps); + } + + pc_install_keyb(); + __glutInitMouse(); + + glutPostRedisplay(); + if (g_curwin->reshape) { + g_curwin->reshape(g_curwin->width, g_curwin->height); + } + if (g_curwin->visibility) { + g_curwin->visibility(GLUT_VISIBLE); + } + + while (GL_TRUE) { + idle = GL_TRUE; + + if (g_redisplay && g_curwin->display) { + idle = GL_FALSE; + g_redisplay = GL_FALSE; + + if (g_curwin->show_mouse && !(g_display_mode & GLUT_DOUBLE)) { + /* XXX scare mouse */ + g_curwin->display(); + /* XXX unscare mouse */ + } else { + g_curwin->display(); + } + } + + if (g_mouse) { + int mouse_x; + int mouse_y; + int mouse_z; + int mouse_b; + + /* query mouse */ + mouse_b = pc_query_mouse(&mouse_x, &mouse_y, &mouse_z); + + /* relative to window coordinates */ + g_mouse_x = mouse_x - g_curwin->xpos; + g_mouse_y = mouse_y - g_curwin->ypos; + + /* mouse was moved? */ + if ((mouse_x != old_mouse_x) || (mouse_y != old_mouse_y)) { + idle = GL_FALSE; + old_mouse_x = mouse_x; + old_mouse_y = mouse_y; + + if (mouse_b) { + /* any button pressed */ + if (g_curwin->motion) { + g_curwin->motion(g_mouse_x, g_mouse_y); + } + } else { + /* no button pressed */ + if (g_curwin->passive) { + g_curwin->passive(g_mouse_x, g_mouse_y); + } + } + } + + /* button state changed? */ + if (mouse_b != old_mouse_b) { + GLUTmouseCB mouse_func; + + if ((mouse_func = g_curwin->mouse)) { + if ((old_mouse_b & 1) && !(mouse_b & 1)) + mouse_func(GLUT_LEFT_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y); + else if (!(old_mouse_b & 1) && (mouse_b & 1)) + mouse_func(GLUT_LEFT_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y); + + if ((old_mouse_b & 2) && !(mouse_b & 2)) + mouse_func(GLUT_RIGHT_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y); + else if (!(old_mouse_b & 2) && (mouse_b & 2)) + mouse_func(GLUT_RIGHT_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y); + + if ((old_mouse_b & 4) && !(mouse_b & 4)) + mouse_func(GLUT_MIDDLE_BUTTON, GLUT_UP, g_mouse_x, g_mouse_y); + else if (!(old_mouse_b & 3) && (mouse_b & 4)) + mouse_func(GLUT_MIDDLE_BUTTON, GLUT_DOWN, g_mouse_x, g_mouse_y); + } + + idle = GL_FALSE; + old_mouse_b = mouse_b; + } + } + + if (pc_keypressed()) { + int key; + int glut_key; + + idle = GL_FALSE; + key = pc_readkey(); + + switch (key>>16) { + case KEY_F1: glut_key = GLUT_KEY_F1; goto special; + case KEY_F2: glut_key = GLUT_KEY_F2; goto special; + case KEY_F3: glut_key = GLUT_KEY_F3; goto special; + case KEY_F4: glut_key = GLUT_KEY_F4; goto special; + case KEY_F5: glut_key = GLUT_KEY_F5; goto special; + case KEY_F6: glut_key = GLUT_KEY_F6; goto special; + case KEY_F7: glut_key = GLUT_KEY_F7; goto special; + case KEY_F8: glut_key = GLUT_KEY_F8; goto special; + case KEY_F9: glut_key = GLUT_KEY_F9; goto special; + case KEY_F10: glut_key = GLUT_KEY_F10; goto special; + case KEY_F11: glut_key = GLUT_KEY_F11; goto special; + case KEY_F12: glut_key = GLUT_KEY_F12; goto special; + case KEY_LEFT: glut_key = GLUT_KEY_LEFT; goto special; + case KEY_UP: glut_key = GLUT_KEY_UP; goto special; + case KEY_RIGHT: glut_key = GLUT_KEY_RIGHT; goto special; + case KEY_DOWN: glut_key = GLUT_KEY_DOWN; goto special; + case KEY_PGUP: glut_key = GLUT_KEY_PAGE_UP; goto special; + case KEY_PGDN: glut_key = GLUT_KEY_PAGE_DOWN; goto special; + case KEY_HOME: glut_key = GLUT_KEY_HOME; goto special; + case KEY_END: glut_key = GLUT_KEY_END; goto special; + case KEY_INSERT: glut_key = GLUT_KEY_INSERT; goto special; + special: + if (g_curwin->special) { + g_curwin->special(glut_key, g_mouse_x, g_mouse_y); + } + break; + default: + if (g_curwin->keyboard) { + g_curwin->keyboard(key & 0xFF, g_mouse_x, g_mouse_y); + } + } + } + + if (idle && g_idle_func) + g_idle_func(); + } +} diff --git a/src/glut/dos/menu.c b/src/glut/dos/menu.c index e8f7b0a75b..31e05f0c47 100644 --- a/src/glut/dos/menu.c +++ b/src/glut/dos/menu.c @@ -1,116 +1,116 @@ -/* - * Mesa 3-D graphics library - * Version: 3.4 - * Copyright (C) 1995-1998 Brian Paul - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* - * DOS/DJGPP glut driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include "glutint.h" - - - -GLUTmenuStatusCB g_menu_status_func = NULL; - - - -void APIENTRY glutMenuStateFunc (GLUTmenuStateCB func) -{ - g_menu_status_func = (GLUTmenuStatusCB)func; -} - - - -void APIENTRY glutMenuStatusFunc (GLUTmenuStatusCB func) -{ - g_menu_status_func = func; -} - - - -int APIENTRY glutCreateMenu (GLUTselectCB func) -{ - return 0; -} - - - -void APIENTRY glutDestroyMenu (int menu) -{ -} - - - -int APIENTRY glutGetMenu (void) -{ - return 0; -} - - - -void APIENTRY glutSetMenu (int menu) -{ -} - - - -void APIENTRY glutAddMenuEntry (const char *label, int value) -{ -} - - - -void APIENTRY glutAddSubMenu (const char *label, int submenu) -{ -} - - - -void APIENTRY glutChangeToMenuEntry (int item, const char *label, int value) -{ -} - - - -void APIENTRY glutChangeToSubMenu (int item, const char *label, int submenu) -{ -} - - - -void APIENTRY glutRemoveMenuItem (int item) -{ -} - - - -void APIENTRY glutAttachMenu (int button) -{ -} - - - -void APIENTRY glutDetachMenu (int button) -{ -} +/* + * Mesa 3-D graphics library + * Version: 3.4 + * Copyright (C) 1995-1998 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * DOS/DJGPP glut driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include "glutint.h" + + + +GLUTmenuStatusCB g_menu_status_func = NULL; + + + +void APIENTRY glutMenuStateFunc (GLUTmenuStateCB func) +{ + g_menu_status_func = (GLUTmenuStatusCB)func; +} + + + +void APIENTRY glutMenuStatusFunc (GLUTmenuStatusCB func) +{ + g_menu_status_func = func; +} + + + +int APIENTRY glutCreateMenu (GLUTselectCB func) +{ + return 0; +} + + + +void APIENTRY glutDestroyMenu (int menu) +{ +} + + + +int APIENTRY glutGetMenu (void) +{ + return 0; +} + + + +void APIENTRY glutSetMenu (int menu) +{ +} + + + +void APIENTRY glutAddMenuEntry (const char *label, int value) +{ +} + + + +void APIENTRY glutAddSubMenu (const char *label, int submenu) +{ +} + + + +void APIENTRY glutChangeToMenuEntry (int item, const char *label, int value) +{ +} + + + +void APIENTRY glutChangeToSubMenu (int item, const char *label, int submenu) +{ +} + + + +void APIENTRY glutRemoveMenuItem (int item) +{ +} + + + +void APIENTRY glutAttachMenu (int button) +{ +} + + + +void APIENTRY glutDetachMenu (int button) +{ +} diff --git a/src/glut/dos/mouse.c b/src/glut/dos/mouse.c index 7ba6358bc2..373ac49ffe 100644 --- a/src/glut/dos/mouse.c +++ b/src/glut/dos/mouse.c @@ -1,60 +1,60 @@ -/* - * Mesa 3-D graphics library - * Version: 3.4 - * Copyright (C) 1995-1998 Brian Paul - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* - * DOS/DJGPP glut driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include "glutint.h" - - - -int g_mouse; -int g_mouse_x = 0, g_mouse_y = 0; - - - -void __glutInitMouse (void) -{ - if ((g_mouse = pc_install_mouse())) { - pc_mouse_area(g_curwin->xpos, g_curwin->ypos, g_curwin->xpos + g_curwin->width - 1, g_curwin->ypos + g_curwin->height - 1); - - g_curwin->show_mouse = (g_curwin->mouse || g_curwin->motion || g_curwin->passive); - } -} - - - -void APIENTRY glutSetCursor (int cursor) -{ - /* XXX completely futile until full mouse support (maybe never) */ -} - - - -void APIENTRY glutWarpPointer (int x, int y) -{ - pc_warp_mouse(x, y); -} +/* + * Mesa 3-D graphics library + * Version: 3.4 + * Copyright (C) 1995-1998 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * DOS/DJGPP glut driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include "glutint.h" + + + +int g_mouse; +int g_mouse_x = 0, g_mouse_y = 0; + + + +void __glutInitMouse (void) +{ + if ((g_mouse = pc_install_mouse())) { + pc_mouse_area(g_curwin->xpos, g_curwin->ypos, g_curwin->xpos + g_curwin->width - 1, g_curwin->ypos + g_curwin->height - 1); + + g_curwin->show_mouse = (g_curwin->mouse || g_curwin->motion || g_curwin->passive); + } +} + + + +void APIENTRY glutSetCursor (int cursor) +{ + /* XXX completely futile until full mouse support (maybe never) */ +} + + + +void APIENTRY glutWarpPointer (int x, int y) +{ + pc_warp_mouse(x, y); +} diff --git a/src/glut/dos/overlay.c b/src/glut/dos/overlay.c index d0e2a859c7..b36f94c49a 100644 --- a/src/glut/dos/overlay.c +++ b/src/glut/dos/overlay.c @@ -1,91 +1,91 @@ -/* - * Mesa 3-D graphics library - * Version: 3.4 - * Copyright (C) 1995-1998 Brian Paul - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* - * DOS/DJGPP glut driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include "glutint.h" - - - -int APIENTRY glutLayerGet (GLenum info) -{ - switch (info) { - case GLUT_OVERLAY_POSSIBLE: - case GLUT_HAS_OVERLAY: - return GL_FALSE; - case GLUT_LAYER_IN_USE: - return GLUT_NORMAL; - case GLUT_NORMAL_DAMAGED: - return GL_FALSE; - case GLUT_OVERLAY_DAMAGED: - case GLUT_TRANSPARENT_INDEX: - default: - return -1; - } -} - - - -void APIENTRY glutOverlayDisplayFunc (GLUTdisplayCB func) -{ -} - - - -void APIENTRY glutEstablishOverlay (void) -{ -} - - - -void APIENTRY glutRemoveOverlay (void) -{ -} - - - -void APIENTRY glutUseLayer (GLenum layer) -{ -} - - - -void APIENTRY glutPostOverlayRedisplay (void) -{ -} - - - -void APIENTRY glutShowOverlay (void) -{ -} - - - -void APIENTRY glutHideOverlay (void) -{ -} +/* + * Mesa 3-D graphics library + * Version: 3.4 + * Copyright (C) 1995-1998 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * DOS/DJGPP glut driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include "glutint.h" + + + +int APIENTRY glutLayerGet (GLenum info) +{ + switch (info) { + case GLUT_OVERLAY_POSSIBLE: + case GLUT_HAS_OVERLAY: + return GL_FALSE; + case GLUT_LAYER_IN_USE: + return GLUT_NORMAL; + case GLUT_NORMAL_DAMAGED: + return GL_FALSE; + case GLUT_OVERLAY_DAMAGED: + case GLUT_TRANSPARENT_INDEX: + default: + return -1; + } +} + + + +void APIENTRY glutOverlayDisplayFunc (GLUTdisplayCB func) +{ +} + + + +void APIENTRY glutEstablishOverlay (void) +{ +} + + + +void APIENTRY glutRemoveOverlay (void) +{ +} + + + +void APIENTRY glutUseLayer (GLenum layer) +{ +} + + + +void APIENTRY glutPostOverlayRedisplay (void) +{ +} + + + +void APIENTRY glutShowOverlay (void) +{ +} + + + +void APIENTRY glutHideOverlay (void) +{ +} diff --git a/src/glut/dos/state.c b/src/glut/dos/state.c index 38b03a72ab..245d2ef621 100644 --- a/src/glut/dos/state.c +++ b/src/glut/dos/state.c @@ -1,142 +1,142 @@ -/* - * Mesa 3-D graphics library - * Version: 3.4 - * Copyright (C) 1995-1998 Brian Paul - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* - * DOS/DJGPP glut driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include "glutint.h" - - - -#define FREQUENCY 100 - - - -static int timer_installed; -static volatile int ticks; - - - -static void ticks_timer (void *p) -{ - (void)p; - ticks++; -} ENDOFUNC(ticks_timer) - - - -int APIENTRY glutGet (GLenum type) -{ - switch (type) { - case GLUT_WINDOW_X: - return g_curwin->xpos; - case GLUT_WINDOW_Y: - return g_curwin->ypos; - case GLUT_WINDOW_WIDTH: - return g_curwin->width; - case GLUT_WINDOW_HEIGHT: - return g_curwin->height; - case GLUT_WINDOW_STENCIL_SIZE: - return STENCIL_SIZE; - case GLUT_WINDOW_DEPTH_SIZE: - return DEPTH_SIZE; - case GLUT_WINDOW_RGBA: - return !(g_display_mode & GLUT_INDEX); - case GLUT_WINDOW_COLORMAP_SIZE: - return (g_display_mode & GLUT_INDEX) ? (256 - RESERVED_COLORS) : 0; - case GLUT_SCREEN_WIDTH: - return g_screen_w; - case GLUT_SCREEN_HEIGHT: - return g_screen_h; - case GLUT_INIT_WINDOW_X: - return g_init_x; - case GLUT_INIT_WINDOW_Y: - return g_init_y; - case GLUT_INIT_WINDOW_WIDTH: - return g_init_w; - case GLUT_INIT_WINDOW_HEIGHT: - return g_init_h; - case GLUT_INIT_DISPLAY_MODE: - return g_display_mode; - case GLUT_ELAPSED_TIME: - if (!timer_installed) { - timer_installed = GL_TRUE; - LOCKDATA(ticks); - LOCKFUNC(ticks_timer); - pc_install_int(ticks_timer, NULL, FREQUENCY); - } - return ticks*1000/FREQUENCY; - default: - return -1; - } -} - - - -int APIENTRY glutDeviceGet (GLenum type) -{ - switch (type) { - case GLUT_HAS_KEYBOARD: - return GL_TRUE; - case GLUT_HAS_MOUSE: - return (g_mouse != 0); - case GLUT_NUM_MOUSE_BUTTONS: - return g_mouse; - case GLUT_HAS_SPACEBALL: - case GLUT_HAS_DIAL_AND_BUTTON_BOX: - case GLUT_HAS_TABLET: - return GL_FALSE; - case GLUT_NUM_SPACEBALL_BUTTONS: - case GLUT_NUM_BUTTON_BOX_BUTTONS: - case GLUT_NUM_DIALS: - case GLUT_NUM_TABLET_BUTTONS: - return 0; - default: - return -1; - } -} - - - -int APIENTRY glutGetModifiers (void) -{ - int mod = 0; - int shifts = pc_keyshifts(); - - if (shifts & (KB_SHIFT_FLAG | KB_CAPSLOCK_FLAG)) { - mod |= GLUT_ACTIVE_SHIFT; - } - - if (shifts & KB_ALT_FLAG) { - mod |= GLUT_ACTIVE_ALT; - } - - if (shifts & KB_CTRL_FLAG) { - mod |= GLUT_ACTIVE_CTRL; - } - - return mod; -} +/* + * Mesa 3-D graphics library + * Version: 3.4 + * Copyright (C) 1995-1998 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * DOS/DJGPP glut driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include "glutint.h" + + + +#define FREQUENCY 100 + + + +static int timer_installed; +static volatile int ticks; + + + +static void ticks_timer (void *p) +{ + (void)p; + ticks++; +} ENDOFUNC(ticks_timer) + + + +int APIENTRY glutGet (GLenum type) +{ + switch (type) { + case GLUT_WINDOW_X: + return g_curwin->xpos; + case GLUT_WINDOW_Y: + return g_curwin->ypos; + case GLUT_WINDOW_WIDTH: + return g_curwin->width; + case GLUT_WINDOW_HEIGHT: + return g_curwin->height; + case GLUT_WINDOW_STENCIL_SIZE: + return STENCIL_SIZE; + case GLUT_WINDOW_DEPTH_SIZE: + return DEPTH_SIZE; + case GLUT_WINDOW_RGBA: + return !(g_display_mode & GLUT_INDEX); + case GLUT_WINDOW_COLORMAP_SIZE: + return (g_display_mode & GLUT_INDEX) ? (256 - RESERVED_COLORS) : 0; + case GLUT_SCREEN_WIDTH: + return g_screen_w; + case GLUT_SCREEN_HEIGHT: + return g_screen_h; + case GLUT_INIT_WINDOW_X: + return g_init_x; + case GLUT_INIT_WINDOW_Y: + return g_init_y; + case GLUT_INIT_WINDOW_WIDTH: + return g_init_w; + case GLUT_INIT_WINDOW_HEIGHT: + return g_init_h; + case GLUT_INIT_DISPLAY_MODE: + return g_display_mode; + case GLUT_ELAPSED_TIME: + if (!timer_installed) { + timer_installed = GL_TRUE; + LOCKDATA(ticks); + LOCKFUNC(ticks_timer); + pc_install_int(ticks_timer, NULL, FREQUENCY); + } + return ticks*1000/FREQUENCY; + default: + return -1; + } +} + + + +int APIENTRY glutDeviceGet (GLenum type) +{ + switch (type) { + case GLUT_HAS_KEYBOARD: + return GL_TRUE; + case GLUT_HAS_MOUSE: + return (g_mouse != 0); + case GLUT_NUM_MOUSE_BUTTONS: + return g_mouse; + case GLUT_HAS_SPACEBALL: + case GLUT_HAS_DIAL_AND_BUTTON_BOX: + case GLUT_HAS_TABLET: + return GL_FALSE; + case GLUT_NUM_SPACEBALL_BUTTONS: + case GLUT_NUM_BUTTON_BOX_BUTTONS: + case GLUT_NUM_DIALS: + case GLUT_NUM_TABLET_BUTTONS: + return 0; + default: + return -1; + } +} + + + +int APIENTRY glutGetModifiers (void) +{ + int mod = 0; + int shifts = pc_keyshifts(); + + if (shifts & (KB_SHIFT_FLAG | KB_CAPSLOCK_FLAG)) { + mod |= GLUT_ACTIVE_SHIFT; + } + + if (shifts & KB_ALT_FLAG) { + mod |= GLUT_ACTIVE_ALT; + } + + if (shifts & KB_CTRL_FLAG) { + mod |= GLUT_ACTIVE_CTRL; + } + + return mod; +} diff --git a/src/glut/dos/window.c b/src/glut/dos/window.c index 839241a9b0..cfc2f965c0 100644 --- a/src/glut/dos/window.c +++ b/src/glut/dos/window.c @@ -1,260 +1,260 @@ -/* - * Mesa 3-D graphics library - * Version: 4.1 - * Copyright (C) 1995-1998 Brian Paul - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* - * DOS/DJGPP glut driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include - -#include "glutint.h" -#include "GL/dmesa.h" - - - -GLUTwindow *g_curwin; -static GLuint swaptime, swapcount; - -static DMesaVisual visual = NULL; -static DMesaContext context = NULL; -static GLUTwindow *windows[MAX_WINDOWS]; - - - -static void clean (void) -{ - int i; - - for (i=1; i<=MAX_WINDOWS; i++) { - glutDestroyWindow(i); - } - if (context) DMesaDestroyContext(context); - if (visual) DMesaDestroyVisual(visual); - - pc_close_stdout(); - pc_close_stderr(); -} - - - -int APIENTRY glutCreateWindow (const char *title) -{ - int i; - int m8width = (g_init_w + 7) & ~7; - - if (!visual) { - if ((visual=DMesaCreateVisual(g_init_x + m8width, g_init_y + g_init_h, g_bpp, g_refresh, - g_display_mode & GLUT_DOUBLE, - !(g_display_mode & GLUT_INDEX), - g_display_mode & GLUT_ALPHA, - g_display_mode & GLUT_DEPTH ?DEPTH_SIZE :0, - g_display_mode & GLUT_STENCIL?STENCIL_SIZE:0, - g_display_mode & GLUT_ACCUM ?ACCUM_SIZE :0))==NULL) { - return 0; - } - - if ((context=DMesaCreateContext(visual, NULL))==NULL) { - DMesaDestroyVisual(visual); - return 0; - } - - pc_open_stdout(); - pc_open_stderr(); - pc_atexit(clean); - } - - for (i=0; inum = ++i; - w->xpos = g_init_x; - w->ypos = g_init_y; - w->width = m8width; - w->height = g_init_h; - w->buffer = b; - - return i; - } - } - - return 0; -} - - - -int APIENTRY glutCreateSubWindow (int win, int x, int y, int width, int height) -{ - return GL_FALSE; -} - - - -void APIENTRY glutDestroyWindow (int win) -{ - if (windows[--win]) { - DMesaDestroyBuffer(windows[win]->buffer); - free(windows[win]); - windows[win] = NULL; - } -} - - - -void APIENTRY glutPostRedisplay (void) -{ - g_redisplay = GL_TRUE; -} - - - -void APIENTRY glutSwapBuffers (void) -{ - if (g_curwin->show_mouse) { - /* XXX scare mouse */ - DMesaSwapBuffers(g_curwin->buffer); - /* XXX unscare mouse */ - } else { - DMesaSwapBuffers(g_curwin->buffer); - } - - if (g_fps) { - GLint t = glutGet(GLUT_ELAPSED_TIME); - swapcount++; - if (swaptime == 0) - swaptime = t; - else if (t - swaptime > g_fps) { - double time = 0.001 * (t - swaptime); - double fps = (double)swapcount / time; - fprintf(stderr, "GLUT: %d frames in %.2f seconds = %.2f FPS\n", swapcount, time, fps); - swaptime = t; - swapcount = 0; - } - } -} - - - -int APIENTRY glutGetWindow (void) -{ - return g_curwin->num; -} - - - -void APIENTRY glutSetWindow (int win) -{ - g_curwin = windows[win - 1]; -} - - - -void APIENTRY glutSetWindowTitle (const char *title) -{ -} - - - -void APIENTRY glutSetIconTitle (const char *title) -{ -} - - - -void APIENTRY glutPositionWindow (int x, int y) -{ - if (DMesaMoveBuffer(x, y)) { - g_curwin->xpos = x; - g_curwin->ypos = y; - } -} - - - -void APIENTRY glutReshapeWindow (int width, int height) -{ - if (DMesaResizeBuffer(width, height)) { - g_curwin->width = width; - g_curwin->height = height; - if (g_curwin->reshape) { - g_curwin->reshape(width, height); - } else { - glViewport(0, 0, width, height); - } - } -} - - - -void APIENTRY glutFullScreen (void) -{ -} - - - -void APIENTRY glutPopWindow (void) -{ -} - - - -void APIENTRY glutPushWindow (void) -{ -} - - - -void APIENTRY glutIconifyWindow (void) -{ -} - - - -void APIENTRY glutShowWindow (void) -{ -} - - - -void APIENTRY glutHideWindow (void) -{ -} +/* + * Mesa 3-D graphics library + * Version: 4.1 + * Copyright (C) 1995-1998 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * DOS/DJGPP glut driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include + +#include "glutint.h" +#include "GL/dmesa.h" + + + +GLUTwindow *g_curwin; +static GLuint swaptime, swapcount; + +static DMesaVisual visual = NULL; +static DMesaContext context = NULL; +static GLUTwindow *windows[MAX_WINDOWS]; + + + +static void clean (void) +{ + int i; + + for (i=1; i<=MAX_WINDOWS; i++) { + glutDestroyWindow(i); + } + if (context) DMesaDestroyContext(context); + if (visual) DMesaDestroyVisual(visual); + + pc_close_stdout(); + pc_close_stderr(); +} + + + +int APIENTRY glutCreateWindow (const char *title) +{ + int i; + int m8width = (g_init_w + 7) & ~7; + + if (!visual) { + if ((visual=DMesaCreateVisual(g_init_x + m8width, g_init_y + g_init_h, g_bpp, g_refresh, + g_display_mode & GLUT_DOUBLE, + !(g_display_mode & GLUT_INDEX), + g_display_mode & GLUT_ALPHA, + g_display_mode & GLUT_DEPTH ?DEPTH_SIZE :0, + g_display_mode & GLUT_STENCIL?STENCIL_SIZE:0, + g_display_mode & GLUT_ACCUM ?ACCUM_SIZE :0))==NULL) { + return 0; + } + + if ((context=DMesaCreateContext(visual, NULL))==NULL) { + DMesaDestroyVisual(visual); + return 0; + } + + pc_open_stdout(); + pc_open_stderr(); + pc_atexit(clean); + } + + for (i=0; inum = ++i; + w->xpos = g_init_x; + w->ypos = g_init_y; + w->width = m8width; + w->height = g_init_h; + w->buffer = b; + + return i; + } + } + + return 0; +} + + + +int APIENTRY glutCreateSubWindow (int win, int x, int y, int width, int height) +{ + return GL_FALSE; +} + + + +void APIENTRY glutDestroyWindow (int win) +{ + if (windows[--win]) { + DMesaDestroyBuffer(windows[win]->buffer); + free(windows[win]); + windows[win] = NULL; + } +} + + + +void APIENTRY glutPostRedisplay (void) +{ + g_redisplay = GL_TRUE; +} + + + +void APIENTRY glutSwapBuffers (void) +{ + if (g_curwin->show_mouse) { + /* XXX scare mouse */ + DMesaSwapBuffers(g_curwin->buffer); + /* XXX unscare mouse */ + } else { + DMesaSwapBuffers(g_curwin->buffer); + } + + if (g_fps) { + GLint t = glutGet(GLUT_ELAPSED_TIME); + swapcount++; + if (swaptime == 0) + swaptime = t; + else if (t - swaptime > g_fps) { + double time = 0.001 * (t - swaptime); + double fps = (double)swapcount / time; + fprintf(stderr, "GLUT: %d frames in %.2f seconds = %.2f FPS\n", swapcount, time, fps); + swaptime = t; + swapcount = 0; + } + } +} + + + +int APIENTRY glutGetWindow (void) +{ + return g_curwin->num; +} + + + +void APIENTRY glutSetWindow (int win) +{ + g_curwin = windows[win - 1]; +} + + + +void APIENTRY glutSetWindowTitle (const char *title) +{ +} + + + +void APIENTRY glutSetIconTitle (const char *title) +{ +} + + + +void APIENTRY glutPositionWindow (int x, int y) +{ + if (DMesaMoveBuffer(x, y)) { + g_curwin->xpos = x; + g_curwin->ypos = y; + } +} + + + +void APIENTRY glutReshapeWindow (int width, int height) +{ + if (DMesaResizeBuffer(width, height)) { + g_curwin->width = width; + g_curwin->height = height; + if (g_curwin->reshape) { + g_curwin->reshape(width, height); + } else { + glViewport(0, 0, width, height); + } + } +} + + + +void APIENTRY glutFullScreen (void) +{ +} + + + +void APIENTRY glutPopWindow (void) +{ +} + + + +void APIENTRY glutPushWindow (void) +{ +} + + + +void APIENTRY glutIconifyWindow (void) +{ +} + + + +void APIENTRY glutShowWindow (void) +{ +} + + + +void APIENTRY glutHideWindow (void) +{ +} diff --git a/src/mesa/Makefile.DJ b/src/mesa/Makefile.DJ new file mode 100644 index 0000000000..ad9cd5b37b --- /dev/null +++ b/src/mesa/Makefile.DJ @@ -0,0 +1,373 @@ +# Mesa 3-D graphics library +# Version: 5.1 +# +# Copyright (C) 1999-2003 Brian Paul All Rights Reserved. +# +# Permission is hereby granted, free of charge, to any person obtaining a +# copy of this software and associated documentation files (the "Software"), +# to deal in the Software without restriction, including without limitation +# the rights to use, copy, modify, merge, publish, distribute, sublicense, +# and/or sell copies of the Software, and to permit persons to whom the +# Software is furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +# DOS/DJGPP core makefile v1.4 for Mesa +# +# Copyright (C) 2002 - Borca Daniel +# Email : dborca@yahoo.com +# Web : http://www.geocities.com/dborca + + +# +# Available options: +# +# Environment variables: +# CFLAGS +# +# GLIDE path to Glide3 SDK include files; used with FX. +# default = $(TOP)/include/glide3 +# FX=1 build for 3dfx Glide3. Note that this disables +# compilation of most DMesa code and requires fxMesa. +# As a consequence, you'll need the DJGPP Glide3 +# library to build any application. +# default = no +# MATROX=1 build for Matrox Millennium I (MGA2064W) cards. +# This is experimental and not intensively tested. +# default = no +# HAVE_X86=1 optimize for i386. +# default = no +# HAVE_MMX=1 allow MMX specializations, provided your assembler +# supports MMX instruction set. However, the true CPU +# capabilities are checked at run-time to avoid crashes. +# default = no +# HAVE_SSE=1 (see HAVE_MMX) +# default = no +# HAVE_3DNOW=1 (see HAVE_MMX) +# default = no +# +# Targets: +# all: build GL +# clean: remove object files +# + + + +.PHONY: all clean +.INTERMEDIATE: x86/gen_matypes.exe + +TOP = ../.. +GLIDE ?= $(TOP)/include/glide3 +LIBDIR = $(TOP)/lib +GL_LIB = libgl.a +GL_DXE = gl.dxe +GL_IMP = libigl.a + +export LD_LIBRARY_PATH := $(LD_LIBRARY_PATH);$(LIBDIR) + +CC = gcc +CFLAGS += -I$(TOP)/include -I. -Imain -Iglapi +ifeq ($(FX),1) +CFLAGS += -D__DOS__ -DH3 +CFLAGS += -I$(GLIDE) -DFX -DFX_GLIDE3 -DFXMESA_USE_ARGB +LIBNAME = "MesaGL/FX DJGPP" +else +ifeq ($(MATROX),1) +CFLAGS += -DMATROX +LIBNAME = "MesaGL/MGA DJGPP" +else +LIBNAME = "MesaGL DJGPP" +endif +endif + +AR = ar +ARFLAGS = rus + +HAVEDXE3 = $(wildcard $(DJDIR)/bin/dxe3gen.exe) + +ifeq ($(wildcard $(addsuffix /rm.exe,$(subst ;, ,$(PATH)))),) +UNLINK = del $(subst /,\,$(1)) +else +UNLINK = $(RM) $(1) +endif + +MAIN_SOURCES = \ + main/api_arrayelt.c \ + main/api_loopback.c \ + main/api_noop.c \ + main/api_validate.c \ + main/accum.c \ + main/arbprogram.c \ + main/attrib.c \ + main/blend.c \ + main/bufferobj.c \ + main/buffers.c \ + main/clip.c \ + main/colortab.c \ + main/context.c \ + main/convolve.c \ + main/debug.c \ + main/depth.c \ + main/dispatch.c \ + main/dlist.c \ + main/drawpix.c \ + main/enable.c \ + main/enums.c \ + main/eval.c \ + main/extensions.c \ + main/feedback.c \ + main/fog.c \ + main/get.c \ + main/hash.c \ + main/hint.c \ + main/histogram.c \ + main/image.c \ + main/imports.c \ + main/light.c \ + main/lines.c \ + main/matrix.c \ + main/nvprogram.c \ + main/nvfragparse.c \ + main/nvvertexec.c \ + main/nvvertparse.c \ + main/occlude.c \ + main/pixel.c \ + main/points.c \ + main/polygon.c \ + main/rastpos.c \ + main/state.c \ + main/stencil.c \ + main/texcompress.c \ + main/texformat.c \ + main/teximage.c \ + main/texobj.c \ + main/texstate.c \ + main/texstore.c \ + main/texutil.c \ + main/varray.c \ + main/vtxfmt.c + +GLAPI_SOURCES = \ + glapi/glapi.c \ + glapi/glthread.c + +MATH_SOURCES = \ + math/m_debug_clip.c \ + math/m_debug_norm.c \ + math/m_debug_xform.c \ + math/m_eval.c \ + math/m_matrix.c \ + math/m_translate.c \ + math/m_vector.c \ + math/m_xform.c + +ARRAY_CACHE_SOURCES = \ + array_cache/ac_context.c \ + array_cache/ac_import.c + +SWRAST_SOURCES = \ + swrast/s_aaline.c \ + swrast/s_aatriangle.c \ + swrast/s_accum.c \ + swrast/s_alpha.c \ + swrast/s_alphabuf.c \ + swrast/s_bitmap.c \ + swrast/s_blend.c \ + swrast/s_buffers.c \ + swrast/s_copypix.c \ + swrast/s_context.c \ + swrast/s_depth.c \ + swrast/s_drawpix.c \ + swrast/s_feedback.c \ + swrast/s_fog.c \ + swrast/s_imaging.c \ + swrast/s_lines.c \ + swrast/s_logic.c \ + swrast/s_masking.c \ + swrast/s_nvfragprog.c \ + swrast/s_pixeltex.c \ + swrast/s_points.c \ + swrast/s_readpix.c \ + swrast/s_span.c \ + swrast/s_stencil.c \ + swrast/s_texture.c \ + swrast/s_texstore.c \ + swrast/s_triangle.c \ + swrast/s_zoom.c + +SWRAST_SETUP_SOURCES = \ + swrast_setup/ss_context.c \ + swrast_setup/ss_triangle.c \ + swrast_setup/ss_vb.c + +TNL_SOURCES = \ + tnl/t_array_api.c \ + tnl/t_array_import.c \ + tnl/t_context.c \ + tnl/t_eval_api.c \ + tnl/t_imm_alloc.c \ + tnl/t_imm_api.c \ + tnl/t_imm_debug.c \ + tnl/t_imm_dlist.c \ + tnl/t_imm_elt.c \ + tnl/t_imm_eval.c \ + tnl/t_imm_exec.c \ + tnl/t_imm_fixup.c \ + tnl/t_pipeline.c \ + tnl/t_vb_fog.c \ + tnl/t_vb_light.c \ + tnl/t_vb_normals.c \ + tnl/t_vb_points.c \ + tnl/t_vb_program.c \ + tnl/t_vb_render.c \ + tnl/t_vb_texgen.c \ + tnl/t_vb_texmat.c \ + tnl/t_vb_vertex.c + +X86_SOURCES = \ + x86/x86.c \ + x86/glapi_x86.S \ + x86/common_x86.c \ + x86/common_x86_asm.S \ + x86/x86_xform2.S \ + x86/x86_xform3.S \ + x86/x86_xform4.S \ + x86/x86_cliptest.S + +MMX_SOURCES = \ + x86/mmx_blend.S + +SSE_SOURCES = \ + x86/sse.c \ + x86/sse_xform2.S \ + x86/sse_xform3.S \ + x86/sse_xform4.S \ + x86/sse_normal.S + +K3D_SOURCES = \ + x86/3dnow.c \ + x86/3dnow_xform2.S \ + x86/3dnow_xform3.S \ + x86/3dnow_xform4.S \ + x86/3dnow_normal.S + +CORE_SOURCES = \ + $(MAIN_SOURCES) \ + $(GLAPI_SOURCES) \ + $(MATH_SOURCES) \ + $(ARRAY_CACHE_SOURCES) \ + $(SWRAST_SOURCES) \ + $(SWRAST_SETUP_SOURCES) \ + $(TNL_SOURCES) + +ifeq ($(HAVE_MMX),1) +X86_SOURCES += $(MMX_SOURCES) +CFLAGS += -DUSE_MMX_ASM +HAVE_X86 = 1 +endif +ifeq ($(HAVE_SSE),1) +X86_SOURCES += $(SSE_SOURCES) +CFLAGS += -DUSE_SSE_ASM +HAVE_X86 = 1 +endif +ifeq ($(HAVE_3DNOW),1) +X86_SOURCES += $(K3D_SOURCES) +CFLAGS += -DUSE_3DNOW_ASM +HAVE_X86 = 1 +endif +ifeq ($(HAVE_X86),1) +CFLAGS += -DUSE_X86_ASM +else +X86_SOURCES = +endif + +DRIVER_SOURCES = \ + drivers/dos/dmesa.c +ifeq ($(FX),1) +DRIVER_SOURCES += \ + drivers/glide/fxapi.c \ + drivers/glide/fxdd.c \ + drivers/glide/fxddspan.c \ + drivers/glide/fxddtex.c \ + drivers/glide/fxsetup.c \ + drivers/glide/fxtexman.c \ + drivers/glide/fxtris.c \ + drivers/glide/fxvb.c \ + drivers/glide/fxglidew.c +else +ifeq ($(MATROX),1) +DRIVER_SOURCES += \ + drivers/dos/mga/mga.c \ + drivers/dos/mga/mga_hw.c \ + drivers/dos/mga/mga_mode.c \ + drivers/dos/dpmi.c +else +DRIVER_SOURCES += \ + drivers/dos/video.c \ + drivers/dos/virtual.S \ + drivers/dos/vesa.c \ + drivers/dos/blit.S \ + drivers/dos/vga.c \ + drivers/dos/dpmi.c +endif +endif + +SOURCES = $(CORE_SOURCES) $(X86_SOURCES) $(DRIVER_SOURCES) + +OBJECTS = $(addsuffix .o,$(basename $(SOURCES))) + +X86_OBJECTS = $(addsuffix .o,$(basename $(X86_SOURCES))) + +.c.o: + $(CC) -o $@ $(CFLAGS) -c $< +.S.o: + $(CC) -o $@ $(CFLAGS) -c $< +.s.o: + $(CC) -o $@ $(CFLAGS) -x assembler-with-cpp -c $< + +all: $(LIBDIR)/$(GL_LIB) $(LIBDIR)/$(GL_DXE) $(LIBDIR)/$(GL_IMP) + +$(LIBDIR)/$(GL_LIB): $(OBJECTS) + $(AR) $(ARFLAGS) $(LIBDIR)/$(GL_LIB) $(OBJECTS) + +$(LIBDIR)/$(GL_DXE) $(LIBDIR)/$(GL_IMP): $(OBJECTS) +ifeq ($(HAVEDXE3),) + $(warning Missing DXE3 package... Skipping $(GL_DXE)) +else +ifeq ($(FX),1) + -dxe3gen -o $(LIBDIR)/$(GL_DXE) -Y $(LIBDIR)/$(GL_IMP) -D $(LIBNAME) -E _gl -E _DMesa -P glid3.dxe -U $(OBJECTS) +else + -dxe3gen -o $(LIBDIR)/$(GL_DXE) -Y $(LIBDIR)/$(GL_IMP) -D $(LIBNAME) -E _gl -E _DMesa -U $(OBJECTS) +endif +endif + +$(X86_OBJECTS): x86/matypes.h + +x86/matypes.h: x86/gen_matypes.exe + $< > $@ + +x86/gen_matypes.exe: x86/gen_matypes.c + $(CC) -o $@ $(CFLAGS) -s $< + +clean: + -$(call UNLINK,array_cache/*.o) + -$(call UNLINK,glapi/*.o) + -$(call UNLINK,main/*.o) + -$(call UNLINK,math/*.o) + -$(call UNLINK,swrast/*.o) + -$(call UNLINK,swrast_setup/*.o) + -$(call UNLINK,tnl/*.o) + -$(call UNLINK,x86/*.o) + -$(call UNLINK,drivers/dos/*.o) + -$(call UNLINK,drivers/dos/mga/*.o) + -$(call UNLINK,drivers/glide/*.o) + +-include depend diff --git a/src/mesa/drivers/dos/blit.S b/src/mesa/drivers/dos/blit.S index 7d0da5da28..f5888c7e39 100644 --- a/src/mesa/drivers/dos/blit.S +++ b/src/mesa/drivers/dos/blit.S @@ -1,199 +1,199 @@ -/* - * Mesa 3-D graphics library - * Version: 4.0 - * - * Copyright (C) 1999 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - - .file "blit.S" - -/* - * extern unsigned int vesa_gran_mask, vesa_gran_shift; - * extern int vl_video_selector; - - * extern void *vl_current_draw_buffer; - * extern int vl_current_stride, vl_current_height; - * extern int vl_current_offset, vl_current_delta; - */ - - .text - -/* Desc: VESA bank switching routine (BIOS) - * - * In : EBX=0, EDX = bank number - * Out : - - * - * Note: thrashes EAX - */ - .p2align 5,,31 -_vesa_swbankBIOS: - movw $0x4f05, %ax - int $0x10 - ret - - .p2align 2,,3 - .global _vesa_swbank -_vesa_swbank: .long _vesa_swbankBIOS - -/* Desc: void vesa_b_dump_virtual (void); - * - * In : - - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _vesa_b_dump_virtual -_vesa_b_dump_virtual: - cld - pushl %es - pushl %ebx - pushl %esi - pushl %edi - pushl %ebp - movl _vl_video_selector, %es - movl _vl_current_draw_buffer, %esi - movl _vl_current_offset, %edi - movl _vesa_gran_shift, %ecx - movl _vesa_gran_mask, %ebp - movl %edi, %edx - xorl %ebx, %ebx - andl %ebp, %edi - shrl %cl, %edx - incl %ebp - call *_vesa_swbank - movl _vl_current_stride, %ecx - movl _vl_current_height, %eax - movl _vl_current_delta, %ebx - shrl $2, %ecx - .balign 4 - 0: - pushl %ecx - .balign 4 - 1: - cmpl %ebp, %edi - jb 2f - pushl %eax - pushl %ebx - incl %edx - xorl %ebx, %ebx - call *_vesa_swbank - popl %ebx - popl %eax - subl %ebp, %edi - .balign 4 - 2: - movsl - decl %ecx - jnz 1b - popl %ecx - addl %ebx, %edi - decl %eax - jnz 0b - popl %ebp - popl %edi - popl %esi - popl %ebx - popl %es - ret - -/* Desc: void vesa_l_dump_virtual (void); - * - * In : - - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _vesa_l_dump_virtual -_vesa_l_dump_virtual: - cld - pushl %es - pushl %esi - pushl %edi - movl _vl_video_selector, %es - movl _vl_current_draw_buffer, %esi - movl _vl_current_offset, %edi - movl _vl_current_stride, %ecx - movl _vl_current_height, %edx - movl _vl_current_delta, %eax - shrl $2, %ecx - .balign 4 - 0: - pushl %ecx - rep; movsl - popl %ecx - addl %eax, %edi - decl %edx - jnz 0b - popl %edi - popl %esi - popl %es - ret - -/* Desc: void vesa_l_dump_virtual_mmx (void); - * - * In : - - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _vesa_l_dump_virtual_mmx -_vesa_l_dump_virtual_mmx: -#ifdef USE_MMX_ASM - pushl %esi - pushl %edi - movl _vl_video_selector, %fs - movl _vl_current_draw_buffer, %esi - movl _vl_current_offset, %edi - movl _vl_current_stride, %ecx - movl _vl_current_height, %edx - movl _vl_current_delta, %eax - shrl $3, %ecx - .balign 4 - 0: - pushl %ecx - .balign 4 - 1: - movq (%esi), %mm0 - addl $8, %esi - movq %mm0, %fs:(%edi) - addl $8, %edi - decl %ecx - jnz 1b - popl %ecx - addl %eax, %edi - decl %edx - jnz 0b - popl %edi - popl %esi - emms -#endif - ret +/* + * Mesa 3-D graphics library + * Version: 4.0 + * + * Copyright (C) 1999 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + + .file "blit.S" + +/* + * extern unsigned int vesa_gran_mask, vesa_gran_shift; + * extern int vl_video_selector; + + * extern void *vl_current_draw_buffer; + * extern int vl_current_stride, vl_current_height; + * extern int vl_current_offset, vl_current_delta; + */ + + .text + +/* Desc: VESA bank switching routine (BIOS) + * + * In : EBX=0, EDX = bank number + * Out : - + * + * Note: thrashes EAX + */ + .p2align 5,,31 +_vesa_swbankBIOS: + movw $0x4f05, %ax + int $0x10 + ret + + .p2align 2,,3 + .global _vesa_swbank +_vesa_swbank: .long _vesa_swbankBIOS + +/* Desc: void vesa_b_dump_virtual (void); + * + * In : - + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _vesa_b_dump_virtual +_vesa_b_dump_virtual: + cld + pushl %es + pushl %ebx + pushl %esi + pushl %edi + pushl %ebp + movl _vl_video_selector, %es + movl _vl_current_draw_buffer, %esi + movl _vl_current_offset, %edi + movl _vesa_gran_shift, %ecx + movl _vesa_gran_mask, %ebp + movl %edi, %edx + xorl %ebx, %ebx + andl %ebp, %edi + shrl %cl, %edx + incl %ebp + call *_vesa_swbank + movl _vl_current_stride, %ecx + movl _vl_current_height, %eax + movl _vl_current_delta, %ebx + shrl $2, %ecx + .balign 4 + 0: + pushl %ecx + .balign 4 + 1: + cmpl %ebp, %edi + jb 2f + pushl %eax + pushl %ebx + incl %edx + xorl %ebx, %ebx + call *_vesa_swbank + popl %ebx + popl %eax + subl %ebp, %edi + .balign 4 + 2: + movsl + decl %ecx + jnz 1b + popl %ecx + addl %ebx, %edi + decl %eax + jnz 0b + popl %ebp + popl %edi + popl %esi + popl %ebx + popl %es + ret + +/* Desc: void vesa_l_dump_virtual (void); + * + * In : - + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _vesa_l_dump_virtual +_vesa_l_dump_virtual: + cld + pushl %es + pushl %esi + pushl %edi + movl _vl_video_selector, %es + movl _vl_current_draw_buffer, %esi + movl _vl_current_offset, %edi + movl _vl_current_stride, %ecx + movl _vl_current_height, %edx + movl _vl_current_delta, %eax + shrl $2, %ecx + .balign 4 + 0: + pushl %ecx + rep; movsl + popl %ecx + addl %eax, %edi + decl %edx + jnz 0b + popl %edi + popl %esi + popl %es + ret + +/* Desc: void vesa_l_dump_virtual_mmx (void); + * + * In : - + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _vesa_l_dump_virtual_mmx +_vesa_l_dump_virtual_mmx: +#ifdef USE_MMX_ASM + pushl %esi + pushl %edi + movl _vl_video_selector, %fs + movl _vl_current_draw_buffer, %esi + movl _vl_current_offset, %edi + movl _vl_current_stride, %ecx + movl _vl_current_height, %edx + movl _vl_current_delta, %eax + shrl $3, %ecx + .balign 4 + 0: + pushl %ecx + .balign 4 + 1: + movq (%esi), %mm0 + addl $8, %esi + movq %mm0, %fs:(%edi) + addl $8, %edi + decl %ecx + jnz 1b + popl %ecx + addl %eax, %edi + decl %edx + jnz 0b + popl %edi + popl %esi + emms +#endif + ret diff --git a/src/mesa/drivers/dos/dmesa.c b/src/mesa/drivers/dos/dmesa.c index a389e3d339..9ec0036176 100644 --- a/src/mesa/drivers/dos/dmesa.c +++ b/src/mesa/drivers/dos/dmesa.c @@ -1,1685 +1,1736 @@ -/* - * Mesa 3-D graphics library - * Version: 5.0.1 - * - * Copyright (C) 1999-2003 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (c) 2003 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#ifndef FX -#include "glheader.h" -#include "context.h" -#include "extensions.h" -#include "macros.h" -#include "matrix.h" -#include "mmath.h" -#include "texformat.h" -#include "texstore.h" -#include "array_cache/acache.h" -#include "swrast/s_context.h" -#include "swrast/s_depth.h" -#include "swrast/s_lines.h" -#include "swrast/s_triangle.h" -#include "swrast/s_trispan.h" -#include "swrast/swrast.h" -#include "swrast_setup/swrast_setup.h" -#include "tnl/tnl.h" -#include "tnl/t_context.h" -#include "tnl/t_pipeline.h" -#ifndef MATROX -#include "video.h" -#else /* MATROX */ -#include "mga/mga.h" -#endif /* MATROX */ -#else /* FX */ -#include "../FX/fxdrv.h" -#endif /* FX */ - -#include "GL/dmesa.h" - - - -/* - * In C++ terms, this class derives from the GLvisual class. - * Add system-specific fields to it. - */ -struct dmesa_visual { - GLvisual gl_visual; - GLboolean db_flag; /* double buffered? */ - GLboolean rgb_flag; /* RGB mode? */ - GLuint depth; /* bits per pixel (1, 8, 24, etc) */ -#ifdef MATROX - int stride_in_pixels; -#endif - int zbuffer; /* Z=buffer: 0=no, 1=SW, -1=HW */ -}; - -/* - * In C++ terms, this class derives from the GLframebuffer class. - * Add system-specific fields to it. - */ -struct dmesa_buffer { - GLframebuffer gl_buffer; /* The depth, stencil, accum, etc buffers */ - void *the_window; /* your window handle, etc */ - - int xpos, ypos; /* position */ - int width, height; /* size in pixels */ -}; - -/* - * In C++ terms, this class derives from the GLcontext class. - * Add system-specific fields to it. - */ -struct dmesa_context { - GLcontext gl_ctx; /* the core library context */ - DMesaVisual visual; - DMesaBuffer Buffer; - GLuint ClearColor; - GLuint ClearIndex; - /* etc... */ -}; - - - -#ifndef FX -/**************************************************************************** - * Read/Write pixels - ***************************************************************************/ -#define FLIP(y) (dmesa->Buffer->height - (y) - 1) -#define FLIP2(y) (_b_ - (y)) - - -#ifndef MATROX -#define DSTRIDE dmesa->Buffer->width -#else -#define DSTRIDE dmesa->visual->stride_in_pixels -#define vl_putpixel mga_putpixel -#define vl_mixrgba mga_mixrgb -#define vl_mixrgb mga_mixrgb -#define vl_getrgba mga_getrgba -#define vl_setz mga_setz -#define vl_getz mga_getz -#endif - -/**************************************************************************** - * RGB[A] - ***************************************************************************/ -static void write_rgba_span (const GLcontext *ctx, GLuint n, GLint x, GLint y, - const GLubyte rgba[][4], const GLubyte mask[]) -{ - const DMesaContext dmesa = (DMesaContext)ctx; - GLuint i, offset; - -#ifndef MATROX - offset = DSTRIDE * FLIP(y) + x; - if (mask) { - /* draw some pixels */ - for (i=0; iBuffer->height - 1; - - if (mask) { - /* draw some pixels */ - for (i=0; iBuffer->height - 1, rgba = vl_mixrgba(color); - - if (mask) { - /* draw some pixels */ - for (i=0; iBuffer->height - 1; - - if (mask) { - /* read some pixels */ - for (i=0; iBuffer->height - 1; - - if (mask) { - /* draw some pixels */ - for (i=0; iBuffer->height - 1; - - if (mask) { - /* draw some pixels */ - for (i=0; iBuffer->height - 1; - - if (mask) { - /* read some pixels */ - for (i=0; iBuffer->height - 1; - - if (mask) { - /* draw some values */ - for (i=0; iBuffer->height - 1; - - /* read all values */ - for (i=0; iBuffer->height - 1; -#ifndef MATROX - GLuint _w_ = dmesa->Buffer->width; - -#define SETUP_CODE GLuint rgb = vl_mixrgb(v2->color); - -#define RENDER_SPAN(span) \ - GLuint i, offset = FLIP2(span.y)*_w_ + span.x; \ - for (i = 0; i < span.end; i++, offset++) { \ - vl_putpixel(offset, rgb); \ - } - -#include "swrast/s_tritemp.h" -#else /* MATROX */ - MGAvertex m0, m1, m2; - m0.win[0] = v0->win[0]; - m0.win[1] = FLIP2(v0->win[1]); - m1.win[0] = v1->win[0]; - m1.win[1] = FLIP2(v1->win[1]); - m2.win[0] = v2->win[0]; - m2.win[1] = FLIP2(v2->win[1]); - *(unsigned long *)m2.color = *(unsigned long *)v2->color; - mga_draw_tri_rgb_flat((int)SWRAST_CONTEXT(ctx)->_backface_sign, &m0, &m1, &m2); -#endif /* MATROX */ -} - - - -/* - * Z-less flat triangle. - */ -static void tri_rgb_flat_zless (GLcontext *ctx, - const SWvertex *v0, - const SWvertex *v1, - const SWvertex *v2) -{ - const DMesaContext dmesa = (DMesaContext)ctx; - GLuint _b_ = dmesa->Buffer->height - 1; -#ifndef MATROX - GLuint _w_ = dmesa->Buffer->width; - -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define SETUP_CODE GLuint rgb = vl_mixrgb(v2->color); - -#define RENDER_SPAN(span) \ - GLuint i, offset = FLIP2(span.y)*_w_ + span.x; \ - for (i = 0; i < span.end; i++, offset++) { \ - const DEPTH_TYPE z = FixedToDepth(span.z); \ - if (z < zRow[i]) { \ - vl_putpixel(offset, rgb); \ - zRow[i] = z; \ - } \ - span.z += span.zStep; \ - } - -#include "swrast/s_tritemp.h" -#else /* MATROX */ - MGAvertex m0, m1, m2; - m0.win[0] = v0->win[0]; - m0.win[1] = FLIP2(v0->win[1]); - m0.win[2] = v0->win[2]; - m1.win[0] = v1->win[0]; - m1.win[1] = FLIP2(v1->win[1]); - m1.win[2] = v1->win[2]; - m2.win[0] = v2->win[0]; - m2.win[1] = FLIP2(v2->win[1]); - m2.win[2] = v2->win[2]; - *(unsigned long *)m2.color = *(unsigned long *)v2->color; - mga_draw_tri_rgb_flat_zless((int)SWRAST_CONTEXT(ctx)->_backface_sign, &m0, &m1, &m2); -#endif /* MATROX */ -} - - - -/* - * NON-depth-buffered iterated triangle. - */ -static void tri_rgb_iter (GLcontext *ctx, - const SWvertex *v0, - const SWvertex *v1, - const SWvertex *v2) -{ - const DMesaContext dmesa = (DMesaContext)ctx; - GLuint _b_ = dmesa->Buffer->height - 1; -#ifndef MATROX - GLuint _w_ = dmesa->Buffer->width; - -#define INTERP_RGB 1 -#define RENDER_SPAN(span) \ - GLuint i, offset = FLIP2(span.y)*_w_ + span.x; \ - for (i = 0; i < span.end; i++, offset++) { \ - vl_putpixel(offset, vl_mixfix(span.red, span.green, span.blue)); \ - span.red += span.redStep; \ - span.green += span.greenStep; \ - span.blue += span.blueStep; \ - } - -#include "swrast/s_tritemp.h" -#else /* MATROX */ - MGAvertex m0, m1, m2; - m0.win[0] = v0->win[0]; - m0.win[1] = FLIP2(v0->win[1]); - m1.win[0] = v1->win[0]; - m1.win[1] = FLIP2(v1->win[1]); - m2.win[0] = v2->win[0]; - m2.win[1] = FLIP2(v2->win[1]); - *(unsigned long *)m0.color = *(unsigned long *)v0->color; - *(unsigned long *)m1.color = *(unsigned long *)v1->color; - *(unsigned long *)m2.color = *(unsigned long *)v2->color; - mga_draw_tri_rgb_iter((int)SWRAST_CONTEXT(ctx)->_backface_sign, &m0, &m1, &m2); -#endif /* MATROX */ -} - - - -/* - * Z-less iterated triangle. - */ -static void tri_rgb_iter_zless (GLcontext *ctx, - const SWvertex *v0, - const SWvertex *v1, - const SWvertex *v2) -{ - const DMesaContext dmesa = (DMesaContext)ctx; - GLuint _b_ = dmesa->Buffer->height - 1; -#ifndef MATROX - GLuint _w_ = dmesa->Buffer->width; - -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define INTERP_RGB 1 - -#define RENDER_SPAN(span) \ - GLuint i, offset = FLIP2(span.y)*_w_ + span.x; \ - for (i = 0; i < span.end; i++, offset++) { \ - const DEPTH_TYPE z = FixedToDepth(span.z); \ - if (z < zRow[i]) { \ - vl_putpixel(offset, vl_mixfix(span.red, span.green, span.blue));\ - zRow[i] = z; \ - } \ - span.red += span.redStep; \ - span.green += span.greenStep; \ - span.blue += span.blueStep; \ - span.z += span.zStep; \ - } - -#include "swrast/s_tritemp.h" -#else /* MATROX */ - MGAvertex m0, m1, m2; - m0.win[0] = v0->win[0]; - m0.win[1] = FLIP2(v0->win[1]); - m0.win[2] = v0->win[2]; - m1.win[0] = v1->win[0]; - m1.win[1] = FLIP2(v1->win[1]); - m1.win[2] = v1->win[2]; - m2.win[0] = v2->win[0]; - m2.win[1] = FLIP2(v2->win[1]); - m2.win[2] = v2->win[2]; - *(unsigned long *)m0.color = *(unsigned long *)v0->color; - *(unsigned long *)m1.color = *(unsigned long *)v1->color; - *(unsigned long *)m2.color = *(unsigned long *)v2->color; - mga_draw_tri_rgb_iter_zless((int)SWRAST_CONTEXT(ctx)->_backface_sign, &m0, &m1, &m2); -#endif /* MATROX */ -} - - - -/* - * Analyze context state to see if we can provide a fast triangle function - * Otherwise, return NULL. - */ -static swrast_tri_func dmesa_choose_tri_function (GLcontext *ctx) -{ - const SWcontext *swrast = SWRAST_CONTEXT(ctx); - - if ((ctx->RenderMode != GL_RENDER) - || (ctx->Polygon.SmoothFlag) - || (ctx->Polygon.StippleFlag) - || (ctx->Texture._EnabledUnits) - || (swrast->_RasterMask & MULTI_DRAW_BIT) - || (ctx->Polygon.CullFlag && ctx->Polygon.CullFaceMode == GL_FRONT_AND_BACK)) { - return (swrast_tri_func)NULL; - } - - if (swrast->_RasterMask==DEPTH_BIT - && ctx->Depth.Func==GL_LESS - && ctx->Depth.Mask==GL_TRUE - && ctx->Visual.depthBits == DEFAULT_SOFTWARE_DEPTH_BITS) { - return (ctx->Light.ShadeModel==GL_SMOOTH) ? tri_rgb_iter_zless : tri_rgb_flat_zless; - } - - if (swrast->_RasterMask==0) { /* no depth test */ - return (ctx->Light.ShadeModel==GL_SMOOTH) ? tri_rgb_iter : tri_rgb_flat; - } - - return (swrast_tri_func)NULL; -} - - - -/* Override for the swrast triangle-selection function. Try to use one - * of our internal triangle functions, otherwise fall back to the - * standard swrast functions. - */ -static void dmesa_choose_tri (GLcontext *ctx) -{ - SWcontext *swrast = SWRAST_CONTEXT(ctx); - - if (!(swrast->Triangle=dmesa_choose_tri_function(ctx))) - _swrast_choose_triangle(ctx); -} - - - -/**************************************************************************** - * Optimized line rendering - ***************************************************************************/ - -#ifdef MATROX -static __inline void matrox_line_clip_hack (GLcontext *ctx, int _b_, MGAvertex *m0, const SWvertex *vert0, MGAvertex *m1, const SWvertex *vert1) -{ - int x0 = vert0->win[0]; - int y0 = vert0->win[1]; - int x1 = vert1->win[0]; - int y1 = vert1->win[1]; - /* s_linetemp.h { */ - GLint w = ctx->DrawBuffer->Width; - GLint h = ctx->DrawBuffer->Height; - if ((x0==w) | (x1==w)) { - if ((x0==w) & (x1==w)) - return; - x0 -= x0==w; - x1 -= x1==w; - } - if ((y0==h) | (y1==h)) { - if ((y0==h) & (y1==h)) - return; - y0 -= y0==h; - y1 -= y1==h; - } - /* } s_linetemp.h */ - m0->win[0] = x0; - m0->win[1] = FLIP2(y0); - m1->win[0] = x1; - m1->win[1] = FLIP2(y1); -} -#endif - -/* - * NON-depth-buffered flat line. - */ -static void line_rgb_flat (GLcontext *ctx, - const SWvertex *vert0, - const SWvertex *vert1) -{ - const DMesaContext dmesa = (DMesaContext)ctx; - GLuint _b_ = dmesa->Buffer->height - 1; -#ifndef MATROX - GLuint _w_ = dmesa->Buffer->width; - GLuint rgb = vl_mixrgb(vert1->color); - -#define INTERP_XY 1 -#define CLIP_HACK 1 -#define PLOT(X,Y) vl_putpixel(FLIP2(Y) * _w_ + X, rgb); - -#include "swrast/s_linetemp.h" -#else - MGAvertex m0, m1; - matrox_line_clip_hack(ctx, _b_, &m0, vert0, &m1, vert1); - *(unsigned long *)m1.color = *(unsigned long *)vert1->color; - mga_draw_line_rgb_flat(&m0, &m1); -#endif -} - - - -/* - * Z-less flat line. - */ -static void line_rgb_flat_zless (GLcontext *ctx, - const SWvertex *vert0, - const SWvertex *vert1) -{ - const DMesaContext dmesa = (DMesaContext)ctx; - GLuint _b_ = dmesa->Buffer->height - 1; -#ifndef MATROX - GLuint _w_ = dmesa->Buffer->width; - GLuint rgb = vl_mixrgb(vert1->color); - -#define INTERP_XY 1 -#define INTERP_Z 1 -#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE -#define CLIP_HACK 1 -#define PLOT(X,Y) \ - if (Z < *zPtr) { \ - *zPtr = Z; \ - vl_putpixel(FLIP2(Y) * _w_ + X, rgb); \ - } - -#include "swrast/s_linetemp.h" -#else - MGAvertex m0, m1; - matrox_line_clip_hack(ctx, _b_, &m0, vert0, &m1, vert1); - m0.win[2] = vert0->win[2]; - m1.win[2] = vert1->win[2]; - *(unsigned long *)m1.color = *(unsigned long *)vert1->color; - mga_draw_line_rgb_flat_zless(&m0, &m1); -#endif -} - - - -#ifndef MATROX -#define line_rgb_iter NULL -#define line_rgb_iter_zless NULL -#else /* MATROX */ -/* - * NON-depth-buffered iterated line. - */ -static void line_rgb_iter (GLcontext *ctx, - const SWvertex *vert0, - const SWvertex *vert1) -{ - const DMesaContext dmesa = (DMesaContext)ctx; - GLuint _b_ = dmesa->Buffer->height - 1; - MGAvertex m0, m1; - matrox_line_clip_hack(ctx, _b_, &m0, vert0, &m1, vert1); - *(unsigned long *)m0.color = *(unsigned long *)vert0->color; - *(unsigned long *)m1.color = *(unsigned long *)vert1->color; - mga_draw_line_rgb_iter(&m0, &m1); -} - - - -/* - * Z-less iterated line. - */ -static void line_rgb_iter_zless (GLcontext *ctx, - const SWvertex *vert0, - const SWvertex *vert1) -{ - const DMesaContext dmesa = (DMesaContext)ctx; - GLuint _b_ = dmesa->Buffer->height - 1; - MGAvertex m0, m1; - matrox_line_clip_hack(ctx, _b_, &m0, vert0, &m1, vert1); - m0.win[2] = vert0->win[2]; - m1.win[2] = vert1->win[2]; - *(unsigned long *)m0.color = *(unsigned long *)vert0->color; - *(unsigned long *)m1.color = *(unsigned long *)vert1->color; - mga_draw_line_rgb_iter_zless(&m0, &m1); -} -#endif /* MATROX */ - - - -/* - * Analyze context state to see if we can provide a fast line function - * Otherwise, return NULL. - */ -static swrast_line_func dmesa_choose_line_function (GLcontext *ctx) -{ - const SWcontext *swrast = SWRAST_CONTEXT(ctx); - - if ((ctx->RenderMode != GL_RENDER) - || (ctx->Line.SmoothFlag) - || (ctx->Texture._EnabledUnits) - || (ctx->Line.StippleFlag) - || (swrast->_RasterMask & MULTI_DRAW_BIT) - || (ctx->Line.Width!=1.0F)) { - return (swrast_line_func)NULL; - } - - if (swrast->_RasterMask==DEPTH_BIT - && ctx->Depth.Func==GL_LESS - && ctx->Depth.Mask==GL_TRUE - && ctx->Visual.depthBits == DEFAULT_SOFTWARE_DEPTH_BITS) { - return (ctx->Light.ShadeModel==GL_SMOOTH) ? line_rgb_iter_zless : line_rgb_flat_zless; - } - - if (swrast->_RasterMask==0) { /* no depth test */ - return (ctx->Light.ShadeModel==GL_SMOOTH) ? line_rgb_iter : line_rgb_flat; - } - - return (swrast_line_func)NULL; -} - - - -/* Override for the swrast line-selection function. Try to use one - * of our internal line functions, otherwise fall back to the - * standard swrast functions. - */ -static void dmesa_choose_line (GLcontext *ctx) -{ - SWcontext *swrast = SWRAST_CONTEXT(ctx); - - if (!(swrast->Line=dmesa_choose_line_function(ctx))) - _swrast_choose_line(ctx); -} - - - -/**************************************************************************** - * Miscellaneous device driver funcs - ***************************************************************************/ - -static void clear_index (GLcontext *ctx, GLuint index) -{ - ((DMesaContext)ctx)->ClearIndex = index; -} - -static void clear_color (GLcontext *ctx, const GLfloat color[4]) -{ - GLubyte col[4]; - CLAMPED_FLOAT_TO_UBYTE(col[0], color[0]); - CLAMPED_FLOAT_TO_UBYTE(col[1], color[1]); - CLAMPED_FLOAT_TO_UBYTE(col[2], color[2]); - CLAMPED_FLOAT_TO_UBYTE(col[3], color[3]); - ((DMesaContext)ctx)->ClearColor = vl_mixrgba(col); -} - - - -static void clear (GLcontext *ctx, GLbitfield mask, GLboolean all, - GLint x, GLint y, GLint width, GLint height) -{ - const DMesaContext c = (DMesaContext)ctx; - const GLuint *colorMask = (GLuint *)&ctx->Color.ColorMask; - -/* - * Clear the specified region of the buffers indicated by 'mask' - * using the clear color or index as specified by one of the two - * functions above. - * If all==GL_TRUE, clear whole buffer, else just clear region defined - * by x,y,width,height - */ - - /* we can't handle color or index masking */ - if ((*colorMask == 0xffffffff) && (ctx->Color.IndexMask == 0xffffffff)) { -#ifndef MATROX - if (mask & DD_BACK_LEFT_BIT) { - int color = c->visual->rgb_flag ? c->ClearColor : c->ClearIndex; - - if (all) { - vl_clear(color); - } else { - vl_rect(x, y, width, height, color); - } - - mask &= ~DD_BACK_LEFT_BIT; - } -#else /* MATROX */ - unsigned short z = -1; - int color = c->ClearColor; - if (mask & DD_DEPTH_BIT) { - z = ctx->Depth.Clear * 0xffff; - } - if (all) { - mga_clear(mask & DD_FRONT_LEFT_BIT, - mask & DD_BACK_LEFT_BIT, - mask & DD_DEPTH_BIT, - 0, 0, c->Buffer->width, c->Buffer->height, - color, z); - } else { - mga_clear(mask & DD_FRONT_LEFT_BIT, - mask & DD_BACK_LEFT_BIT, - mask & DD_DEPTH_BIT, - x, y, width, height, - color, z); - } - mask &= ~(DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT | DD_DEPTH_BIT); -#endif /* MATROX */ - } - - if (mask) { - _swrast_Clear(ctx, mask, all, x, y, width, height); - } -} - - - -static void set_buffer (GLcontext *ctx, GLframebuffer *colorBuffer, GLuint bufferBit) -{ - /* - * XXX todo - examine bufferBit and set read/write pointers - */ -} - - - -/* - * Return the width and height of the current buffer. - * If anything special has to been done when the buffer/window is - * resized, do it now. - */ -static void get_buffer_size (GLframebuffer *buffer, GLuint *width, GLuint *height) -{ - DMesaBuffer b = (DMesaBuffer)buffer; - - *width = b->width; - *height = b->height; -} - - - -static const GLubyte* get_string (GLcontext *ctx, GLenum name) -{ - switch (name) { - case GL_RENDERER: - return (const GLubyte *)"Mesa DJGPP" - #ifdef FX - " (FX)" - #endif - #ifdef MATROX - " (MGA)" - #endif - "\0port (c) Borca Daniel mar-2003"; - default: - return NULL; - } -} - - - -static void finish (GLcontext *ctx) -{ - /* - * XXX todo - OPTIONAL FUNCTION: implements glFinish if possible - */ -} - - - -static void flush (GLcontext *ctx) -{ - /* - * XXX todo - OPTIONAL FUNCTION: implements glFlush if possible - */ -} - - - -/**************************************************************************** - * State - ***************************************************************************/ -#define DMESA_NEW_LINE (_NEW_LINE | \ - _NEW_TEXTURE | \ - _NEW_LIGHT | \ - _NEW_DEPTH | \ - _NEW_RENDERMODE | \ - _SWRAST_NEW_RASTERMASK) - -#define DMESA_NEW_TRIANGLE (_NEW_POLYGON | \ - _NEW_TEXTURE | \ - _NEW_LIGHT | \ - _NEW_DEPTH | \ - _NEW_RENDERMODE | \ - _SWRAST_NEW_RASTERMASK) - -/* Extend the software rasterizer with our line and triangle - * functions. - */ -static void dmesa_register_swrast_functions (GLcontext *ctx) -{ - SWcontext *swrast = SWRAST_CONTEXT(ctx); - - swrast->choose_line = dmesa_choose_line; - swrast->choose_triangle = dmesa_choose_tri; - - swrast->invalidate_line |= DMESA_NEW_LINE; - swrast->invalidate_triangle |= DMESA_NEW_TRIANGLE; -} - - - -/* Setup pointers and other driver state that is constant for the life - * of a context. - */ -static void dmesa_init_pointers (GLcontext *ctx) -{ - TNLcontext *tnl; - struct swrast_device_driver *dd = _swrast_GetDeviceDriverReference(ctx); - - ctx->Driver.GetString = get_string; - ctx->Driver.GetBufferSize = get_buffer_size; - ctx->Driver.Flush = flush; - ctx->Driver.Finish = finish; - - /* Software rasterizer pixel paths: - */ - ctx->Driver.Accum = _swrast_Accum; - ctx->Driver.Bitmap = _swrast_Bitmap; - ctx->Driver.Clear = clear; - ctx->Driver.ResizeBuffers = _swrast_alloc_buffers; - ctx->Driver.CopyPixels = _swrast_CopyPixels; - ctx->Driver.DrawPixels = _swrast_DrawPixels; - ctx->Driver.ReadPixels = _swrast_ReadPixels; - ctx->Driver.DrawBuffer = _swrast_DrawBuffer; - - /* Software texture functions: - */ - ctx->Driver.ChooseTextureFormat = _mesa_choose_tex_format; - ctx->Driver.TexImage1D = _mesa_store_teximage1d; - ctx->Driver.TexImage2D = _mesa_store_teximage2d; - ctx->Driver.TexImage3D = _mesa_store_teximage3d; - ctx->Driver.TexSubImage1D = _mesa_store_texsubimage1d; - ctx->Driver.TexSubImage2D = _mesa_store_texsubimage2d; - ctx->Driver.TexSubImage3D = _mesa_store_texsubimage3d; - ctx->Driver.TestProxyTexImage = _mesa_test_proxy_teximage; - - ctx->Driver.CopyTexImage1D = _swrast_copy_teximage1d; - ctx->Driver.CopyTexImage2D = _swrast_copy_teximage2d; - ctx->Driver.CopyTexSubImage1D = _swrast_copy_texsubimage1d; - ctx->Driver.CopyTexSubImage2D = _swrast_copy_texsubimage2d; - ctx->Driver.CopyTexSubImage3D = _swrast_copy_texsubimage3d; - - ctx->Driver.CompressedTexImage1D = _mesa_store_compressed_teximage1d; - ctx->Driver.CompressedTexImage2D = _mesa_store_compressed_teximage2d; - ctx->Driver.CompressedTexImage3D = _mesa_store_compressed_teximage3d; - ctx->Driver.CompressedTexSubImage1D = _mesa_store_compressed_texsubimage1d; - ctx->Driver.CompressedTexSubImage2D = _mesa_store_compressed_texsubimage2d; - ctx->Driver.CompressedTexSubImage3D = _mesa_store_compressed_texsubimage3d; - - /* Swrast hooks for imaging extensions: - */ - ctx->Driver.CopyColorTable = _swrast_CopyColorTable; - ctx->Driver.CopyColorSubTable = _swrast_CopyColorSubTable; - ctx->Driver.CopyConvolutionFilter1D = _swrast_CopyConvolutionFilter1D; - ctx->Driver.CopyConvolutionFilter2D = _swrast_CopyConvolutionFilter2D; - - /* Statechange callbacks: - */ - ctx->Driver.ClearColor = clear_color; - ctx->Driver.ClearIndex = clear_index; - - /* Initialize the TNL driver interface: - */ - tnl = TNL_CONTEXT(ctx); - tnl->Driver.RunPipeline = _tnl_run_pipeline; - - dd->SetBuffer = set_buffer; - - /* Install swsetup for tnl->Driver.Render.*: - */ - _swsetup_Wakeup(ctx); - - /* The span functions should be in `dmesa_update_state', but I'm - * pretty sure they will never change during the life of the Visual - */ -#ifdef MATROX - if (((DMesaContext)ctx)->visual->zbuffer == -1) { - /* Depth span/pixel functions */ - dd->WriteDepthSpan = write_depth_span; - dd->WriteDepthPixels = write_depth_pixels; - dd->ReadDepthSpan = read_depth_span; - dd->ReadDepthPixels = read_depth_pixels; - } -#endif - -#ifndef MATROX - /* Index span/pixel functions */ - dd->WriteCI32Span = write_index_span; - dd->WriteCI8Span = write_index8_span; - dd->WriteMonoCISpan = write_mono_index_span; - dd->WriteCI32Pixels = write_index_pixels; - dd->WriteMonoCIPixels = write_mono_index_pixels; - dd->ReadCI32Span = read_index_span; - dd->ReadCI32Pixels = read_index_pixels; -#endif - - /* RGB(A) span/pixel functions */ - dd->WriteRGBASpan = write_rgba_span; - dd->WriteRGBSpan = write_rgb_span; - dd->WriteMonoRGBASpan = write_mono_rgba_span; - dd->WriteRGBAPixels = write_rgba_pixels; - dd->WriteMonoRGBAPixels = write_mono_rgba_pixels; - dd->ReadRGBASpan = read_rgba_span; - dd->ReadRGBAPixels = read_rgba_pixels; -} - - - -static void dmesa_update_state (GLcontext *ctx, GLuint new_state) -{ - /* Propogate statechange information to swrast and swrast_setup - * modules. The DMesa driver has no internal GL-dependent state. - */ - _swrast_InvalidateState( ctx, new_state ); - _ac_InvalidateState( ctx, new_state ); - _tnl_InvalidateState( ctx, new_state ); - _swsetup_InvalidateState( ctx, new_state ); -} -#endif /* FX */ - - - -/**************************************************************************** - * DMesa Public API Functions - ***************************************************************************/ - -/* - * The exact arguments to this function will depend on your window system - */ -DMesaVisual DMesaCreateVisual (GLint width, - GLint height, - GLint colDepth, - GLint refresh, - GLboolean dbFlag, - GLboolean rgbFlag, - GLboolean alphaFlag, - GLint depthSize, - GLint stencilSize, - GLint accumSize) -{ -#ifndef FX - DMesaVisual v; - GLint redBits, greenBits, blueBits, alphaBits, indexBits; - -#ifndef MATROX - if (!dbFlag) { - return NULL; - } -#else - if (!rgbFlag) { - return NULL; - } -#endif - - alphaBits = 0; - - if (!rgbFlag) { - indexBits = 8; - redBits = 0; - greenBits = 0; - blueBits = 0; - } else { - indexBits = 0; - switch (colDepth) { - case 8: - redBits = 8; - greenBits = 8; - blueBits = 8; - break; - case 15: - redBits = 5; - greenBits = 5; - blueBits = 5; - break; - case 16: - redBits = 5; - greenBits = 6; - blueBits = 5; - break; - case 32: - alphaBits = 8; - case 24: - redBits = 8; - greenBits = 8; - blueBits = 8; - break; - default: - return NULL; - } - } - -#ifndef MATROX - if ((colDepth=vl_video_init(width, height, colDepth, rgbFlag, refresh)) <= 0) { - return NULL; - } -#else - if (mga_open(width, height, colDepth, dbFlag ? 2 : 1, depthSize == 16, refresh) < 0) { - return NULL; - } -#endif - - if (alphaFlag && (alphaBits==0)) { - alphaBits = 8; - } - - if ((v=(DMesaVisual)CALLOC_STRUCT(dmesa_visual)) != NULL) { - /* Create core visual */ - _mesa_initialize_visual((GLvisual *)v, - rgbFlag, /* rgb */ - dbFlag, - GL_FALSE, /* stereo */ - redBits, - greenBits, - blueBits, - alphaBits, - indexBits, /* indexBits */ - depthSize, - stencilSize, - accumSize, /* accumRed */ - accumSize, /* accumGreen */ - accumSize, /* accumBlue */ - alphaFlag?accumSize:0, /* accumAlpha */ - 1); /* numSamples */ - - v->depth = colDepth; - v->db_flag = dbFlag; - v->rgb_flag = rgbFlag; - - v->zbuffer = (depthSize > 0) ? 1 : 0; -#ifdef MATROX - mga_get(MGA_GET_HPIXELS, &v->stride_in_pixels); - if (depthSize == 16) { - v->zbuffer = -1; - } -#endif - } - - return v; - -#else /* FX */ - - int i = 0, fx_attrib[32]; - - if (!rgbFlag) { - return NULL; - } - - if (dbFlag) fx_attrib[i++] = FXMESA_DOUBLEBUFFER; - if (depthSize > 0) { fx_attrib[i++] = FXMESA_DEPTH_SIZE; fx_attrib[i++] = depthSize; } - if (stencilSize > 0) { fx_attrib[i++] = FXMESA_STENCIL_SIZE; fx_attrib[i++] = stencilSize; } - if (accumSize > 0) { fx_attrib[i++] = FXMESA_ACCUM_SIZE; fx_attrib[i++] = accumSize; } - if (alphaFlag) { fx_attrib[i++] = FXMESA_ALPHA_SIZE; fx_attrib[i++] = 1; } - fx_attrib[i] = FXMESA_NONE; - - return (DMesaVisual)fxMesaCreateBestContext(-1, width, height, fx_attrib); -#endif /* FX */ -} - - - -void DMesaDestroyVisual (DMesaVisual v) -{ -#ifndef FX - _mesa_destroy_visual((GLvisual *)v); - -#ifndef MATROX - vl_video_exit(); -#else - mga_close(1, 1); -#endif - -#else - fxMesaDestroyContext((fxMesaContext)v); -#endif -} - - - -DMesaBuffer DMesaCreateBuffer (DMesaVisual visual, - GLint xpos, GLint ypos, - GLint width, GLint height) -{ -#ifndef FX - DMesaBuffer b; - - if ((b=(DMesaBuffer)CALLOC_STRUCT(dmesa_buffer)) != NULL) { - _mesa_initialize_framebuffer((GLframebuffer *)b, - (GLvisual *)visual, - visual->zbuffer == 1, - ((GLvisual *)visual)->stencilBits > 0, - ((GLvisual *)visual)->accumRedBits > 0, - ((GLvisual *)visual)->alphaBits > 0); - b->xpos = xpos; - b->ypos = ypos; - b->width = width; - b->height = height; - } - - return b; -#else - return (DMesaBuffer)visual; -#endif -} - - - -void DMesaDestroyBuffer (DMesaBuffer b) -{ -#ifndef FX -#ifndef MATROX - free(b->the_window); -#endif - _mesa_destroy_framebuffer((GLframebuffer *)b); -#endif -} - - - -DMesaContext DMesaCreateContext (DMesaVisual visual, - DMesaContext share) -{ -#ifndef FX - DMesaContext c; - GLboolean direct = GL_FALSE; - - if ((c=(DMesaContext)CALLOC_STRUCT(dmesa_context)) != NULL) { - _mesa_initialize_context((GLcontext *)c, - (GLvisual *)visual, - (GLcontext *)share, - (void *)c, direct); - - _mesa_enable_sw_extensions((GLcontext *)c); - _mesa_enable_1_3_extensions((GLcontext *)c); - _mesa_enable_1_4_extensions((GLcontext *)c); - - /* you probably have to do a bunch of other initializations here. */ - c->visual = visual; - - ((GLcontext *)c)->Driver.UpdateState = dmesa_update_state; - - /* Initialize the software rasterizer and helper modules. - */ - _swrast_CreateContext((GLcontext *)c); - _ac_CreateContext((GLcontext *)c); - _tnl_CreateContext((GLcontext *)c); - _swsetup_CreateContext((GLcontext *)c); - if (visual->rgb_flag) dmesa_register_swrast_functions((GLcontext *)c); - dmesa_init_pointers((GLcontext *)c); - } - - return c; - -#else /* FX */ - return (DMesaContext)visual; -#endif /* FX */ -} - - - -void DMesaDestroyContext (DMesaContext c) -{ -#ifndef FX - if (c) { - _swsetup_DestroyContext((GLcontext *)c); - _swrast_DestroyContext((GLcontext *)c); - _tnl_DestroyContext((GLcontext *)c); - _ac_DestroyContext((GLcontext *)c); - _mesa_destroy_context((GLcontext *)c); - } -#endif -} - - - -GLboolean DMesaMoveBuffer (GLint xpos, GLint ypos) -{ -#if !defined(FX) && !defined(MATROX) - GET_CURRENT_CONTEXT(ctx); - DMesaBuffer b = ((DMesaContext)ctx)->Buffer; - - if (vl_sync_buffer(&b->the_window, xpos, ypos, b->width, b->height) != 0) { - return GL_FALSE; - } else { - b->xpos = xpos; - b->ypos = ypos; - return GL_TRUE; - } - -#else - return GL_FALSE; -#endif -} - - - -GLboolean DMesaResizeBuffer (GLint width, GLint height) -{ -#if !defined(FX) && !defined(MATROX) - GET_CURRENT_CONTEXT(ctx); - DMesaBuffer b = ((DMesaContext)ctx)->Buffer; - - if (vl_sync_buffer(&b->the_window, b->xpos, b->ypos, width, height) != 0) { - return GL_FALSE; - } else { - b->width = width; - b->height = height; - return GL_TRUE; - } - -#else - return GL_FALSE; -#endif -} - - - -/* - * Make the specified context and buffer the current one. - */ -GLboolean DMesaMakeCurrent (DMesaContext c, DMesaBuffer b) -{ -#ifndef FX - if ((c != NULL) && (b != NULL)) { -#ifndef MATROX - if (vl_sync_buffer(&b->the_window, b->xpos, b->ypos, b->width, b->height) != 0) { - return GL_FALSE; - } -#endif - - c->Buffer = b; - - _mesa_make_current((GLcontext *)c, (GLframebuffer *)b); - if (((GLcontext *)c)->Viewport.Width == 0) { - /* initialize viewport to window size */ - _mesa_Viewport(0, 0, b->width, b->height); - } - } else { - /* Detach */ - _mesa_make_current(NULL, NULL); - } - -#else - fxMesaMakeCurrent((fxMesaContext)c); -#endif - - return GL_TRUE; -} - - - -void DMesaSwapBuffers (DMesaBuffer b) -{ - /* copy/swap back buffer to front if applicable */ -#ifndef FX - GET_CURRENT_CONTEXT(ctx); - _mesa_notifySwapBuffers(ctx); -#ifndef MATROX - vl_flip(); -#else - if (((DMesaContext)ctx)->visual->db_flag) { - mga_swapbuffers(1); - } -#endif -#else - fxMesaSwapBuffers(); -#endif -} - - - -void DMesaSetCI (int ndx, GLfloat red, GLfloat green, GLfloat blue) -{ -#if !defined(FX) && !defined(MATROX) - vl_setCI(ndx, red, green, blue); -#endif -} - - - -DMesaContext DMesaGetCurrentContext (void) -{ -#ifndef FX - GET_CURRENT_CONTEXT(ctx); - return (DMesaContext)ctx; -#else - return (DMesaContext)fxMesaGetCurrentContext(); -#endif -} - - - -int DMesaGetIntegerv (GLenum pname, GLint *params) -{ -#ifndef FX - GET_CURRENT_CONTEXT(ctx); - const DMesaContext c = (DMesaContext)ctx; -#else - const fxMesaContext c = fxMesaGetCurrentContext(); -#endif - - if (c == NULL) { - return -1; - } - - switch (pname) { - case DMESA_GET_SCREEN_SIZE: - #ifndef FX - #ifndef MATROX - vl_get(VL_GET_SCREEN_SIZE, params); - #else - mga_get(MGA_GET_SCREEN_SIZE, params); - #endif - #else - params[0] = c->screen_width; - params[1] = c->screen_height; - #endif - break; - case DMESA_GET_DRIVER_CAPS: - #ifndef FX - #ifndef MATROX - params[0] = DMESA_DRIVER_SWDB_BIT; - #else - params[0] = 0; - #endif - #else - params[0] = DMESA_DRIVER_LLWO_BIT; - #endif - break; - default: - return -1; - } - - return 0; -} +/* + * Mesa 3-D graphics library + * Version: 5.0.1 + * + * Copyright (C) 1999-2003 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.4 for Mesa + * + * Copyright (c) 2003 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#ifndef FX +#include "glheader.h" +#include "context.h" +#include "extensions.h" +#include "macros.h" +#include "matrix.h" +#include "mtypes.h" +#include "texformat.h" +#include "teximage.h" +#include "texstore.h" +#include "imports.h" +#include "array_cache/acache.h" +#include "swrast/s_context.h" +#include "swrast/s_depth.h" +#include "swrast/s_lines.h" +#include "swrast/s_triangle.h" +#include "swrast/swrast.h" +#include "swrast_setup/swrast_setup.h" +#include "tnl/tnl.h" +#include "tnl/t_context.h" +#include "tnl/t_pipeline.h" +#ifndef MATROX +#include "video.h" +#else /* MATROX */ +#include "mga/mga.h" +#endif /* MATROX */ +#else /* FX */ +#include "../glide/fxdrv.h" +#endif /* FX */ + +#include "GL/dmesa.h" + + + +/* + * In C++ terms, this class derives from the GLvisual class. + * Add system-specific fields to it. + */ +struct dmesa_visual { + GLvisual gl_visual; + GLboolean db_flag; /* double buffered? */ + GLboolean rgb_flag; /* RGB mode? */ + GLuint depth; /* bits per pixel (1, 8, 24, etc) */ +#ifdef MATROX + int stride_in_pixels; +#endif + int zbuffer; /* Z=buffer: 0=no, 1=SW, -1=HW */ +}; + +/* + * In C++ terms, this class derives from the GLframebuffer class. + * Add system-specific fields to it. + */ +struct dmesa_buffer { + GLframebuffer gl_buffer; /* The depth, stencil, accum, etc buffers */ + void *the_window; /* your window handle, etc */ + + int xpos, ypos; /* position */ + int width, height; /* size in pixels */ +}; + +/* + * In C++ terms, this class derives from the GLcontext class. + * Add system-specific fields to it. + */ +struct dmesa_context { + GLcontext gl_ctx; /* the core library context */ + DMesaVisual visual; + DMesaBuffer Buffer; + GLuint ClearColor; + GLuint ClearIndex; + /* etc... */ +}; + + + +#ifndef FX +/**************************************************************************** + * Read/Write pixels + ***************************************************************************/ +#define FLIP(y) (dmesa->Buffer->height - (y) - 1) +#define FLIP2(y) (_b_ - (y)) + + +#ifndef MATROX +#define DSTRIDE dmesa->Buffer->width +#else +#define DSTRIDE dmesa->visual->stride_in_pixels +#define vl_putpixel mga_putpixel +#define vl_mixrgba mga_mixrgb +#define vl_mixrgb mga_mixrgb +#define vl_getrgba mga_getrgba +#define vl_setz mga_setz +#define vl_getz mga_getz +#endif + +/**************************************************************************** + * RGB[A] + ***************************************************************************/ +static void write_rgba_span (const GLcontext *ctx, GLuint n, GLint x, GLint y, + const GLubyte rgba[][4], const GLubyte mask[]) +{ + const DMesaContext dmesa = (DMesaContext)ctx; + GLuint i, offset; + +#ifndef MATROX + offset = DSTRIDE * FLIP(y) + x; + if (mask) { + /* draw some pixels */ + for (i=0; iBuffer->height - 1; + + if (mask) { + /* draw some pixels */ + for (i=0; iBuffer->height - 1, rgba = vl_mixrgba(color); + + if (mask) { + /* draw some pixels */ + for (i=0; iBuffer->height - 1; + + if (mask) { + /* read some pixels */ + for (i=0; iBuffer->height - 1; + + if (mask) { + /* draw some pixels */ + for (i=0; iBuffer->height - 1; + + if (mask) { + /* draw some pixels */ + for (i=0; iBuffer->height - 1; + + if (mask) { + /* read some pixels */ + for (i=0; iBuffer->height - 1; + + if (mask) { + /* draw some values */ + for (i=0; iBuffer->height - 1; + + /* read all values */ + for (i=0; iBuffer->height - 1; \ + GLuint _w_ = dmesa->Buffer->width; \ + GLuint rgb = vl_mixrgb(v2->color); + +#define RENDER_SPAN(span) \ + GLuint i, offset = FLIP2(span.y)*_w_ + span.x; \ + for (i = 0; i < span.end; i++, offset++) { \ + vl_putpixel(offset, rgb); \ + } + +#include "swrast/s_tritemp.h" + +#else /* MATROX */ + +static void tri_rgb_flat (GLcontext *ctx, + const SWvertex *v0, + const SWvertex *v1, + const SWvertex *v2) +{ + const DMesaContext dmesa = (DMesaContext)ctx; + GLuint _b_ = dmesa->Buffer->height - 1; + MGAvertex m0, m1, m2; + m0.win[0] = v0->win[0]; + m0.win[1] = FLIP2(v0->win[1]); + m1.win[0] = v1->win[0]; + m1.win[1] = FLIP2(v1->win[1]); + m2.win[0] = v2->win[0]; + m2.win[1] = FLIP2(v2->win[1]); + *(unsigned long *)m2.color = *(unsigned long *)v2->color; + mga_draw_tri_rgb_flat((int)SWRAST_CONTEXT(ctx)->_backface_sign, &m0, &m1, &m2); +} +#endif /* MATROX */ + + + +/* + * Z-less flat triangle. + */ +#ifndef MATROX + +#define NAME tri_rgb_flat_zless + +#define INTERP_Z 1 +#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE + +#define SETUP_CODE \ + const DMesaContext dmesa = (DMesaContext)ctx; \ + GLuint _b_ = dmesa->Buffer->height - 1; \ + GLuint _w_ = dmesa->Buffer->width; \ + GLuint rgb = vl_mixrgb(v2->color); + +#define RENDER_SPAN(span) \ + GLuint i, offset = FLIP2(span.y)*_w_ + span.x; \ + for (i = 0; i < span.end; i++, offset++) { \ + const DEPTH_TYPE z = FixedToDepth(span.z); \ + if (z < zRow[i]) { \ + vl_putpixel(offset, rgb); \ + zRow[i] = z; \ + } \ + span.z += span.zStep; \ + } + +#include "swrast/s_tritemp.h" + +#else /* MATROX */ + +static void tri_rgb_flat_zless (GLcontext *ctx, + const SWvertex *v0, + const SWvertex *v1, + const SWvertex *v2) +{ + const DMesaContext dmesa = (DMesaContext)ctx; + GLuint _b_ = dmesa->Buffer->height - 1; + MGAvertex m0, m1, m2; + m0.win[0] = v0->win[0]; + m0.win[1] = FLIP2(v0->win[1]); + m0.win[2] = v0->win[2]; + m1.win[0] = v1->win[0]; + m1.win[1] = FLIP2(v1->win[1]); + m1.win[2] = v1->win[2]; + m2.win[0] = v2->win[0]; + m2.win[1] = FLIP2(v2->win[1]); + m2.win[2] = v2->win[2]; + *(unsigned long *)m2.color = *(unsigned long *)v2->color; + mga_draw_tri_rgb_flat_zless((int)SWRAST_CONTEXT(ctx)->_backface_sign, &m0, &m1, &m2); +} +#endif /* MATROX */ + + + +/* + * NON-depth-buffered iterated triangle. + */ +#ifndef MATROX + +#define NAME tri_rgb_iter + +#define INTERP_RGB 1 + +#define SETUP_CODE \ + const DMesaContext dmesa = (DMesaContext)ctx; \ + GLuint _b_ = dmesa->Buffer->height - 1; \ + GLuint _w_ = dmesa->Buffer->width; + +#define RENDER_SPAN(span) \ + GLuint i, offset = FLIP2(span.y)*_w_ + span.x; \ + for (i = 0; i < span.end; i++, offset++) { \ + vl_putpixel(offset, vl_mixfix(span.red, span.green, span.blue)); \ + span.red += span.redStep; \ + span.green += span.greenStep; \ + span.blue += span.blueStep; \ + } + +#include "swrast/s_tritemp.h" + +#else /* MATROX */ + +static void tri_rgb_iter (GLcontext *ctx, + const SWvertex *v0, + const SWvertex *v1, + const SWvertex *v2) +{ + const DMesaContext dmesa = (DMesaContext)ctx; + GLuint _b_ = dmesa->Buffer->height - 1; + MGAvertex m0, m1, m2; + m0.win[0] = v0->win[0]; + m0.win[1] = FLIP2(v0->win[1]); + m1.win[0] = v1->win[0]; + m1.win[1] = FLIP2(v1->win[1]); + m2.win[0] = v2->win[0]; + m2.win[1] = FLIP2(v2->win[1]); + *(unsigned long *)m0.color = *(unsigned long *)v0->color; + *(unsigned long *)m1.color = *(unsigned long *)v1->color; + *(unsigned long *)m2.color = *(unsigned long *)v2->color; + mga_draw_tri_rgb_iter((int)SWRAST_CONTEXT(ctx)->_backface_sign, &m0, &m1, &m2); +} +#endif /* MATROX */ + + + +/* + * Z-less iterated triangle. + */ +#ifndef MATROX + +#define NAME tri_rgb_iter_zless + +#define INTERP_Z 1 +#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE +#define INTERP_RGB 1 + +#define SETUP_CODE \ + const DMesaContext dmesa = (DMesaContext)ctx; \ + GLuint _b_ = dmesa->Buffer->height - 1; \ + GLuint _w_ = dmesa->Buffer->width; + +#define RENDER_SPAN(span) \ + GLuint i, offset = FLIP2(span.y)*_w_ + span.x; \ + for (i = 0; i < span.end; i++, offset++) { \ + const DEPTH_TYPE z = FixedToDepth(span.z); \ + if (z < zRow[i]) { \ + vl_putpixel(offset, vl_mixfix(span.red, span.green, span.blue));\ + zRow[i] = z; \ + } \ + span.red += span.redStep; \ + span.green += span.greenStep; \ + span.blue += span.blueStep; \ + span.z += span.zStep; \ + } + +#include "swrast/s_tritemp.h" + +#else /* MATROX */ + +static void tri_rgb_iter_zless (GLcontext *ctx, + const SWvertex *v0, + const SWvertex *v1, + const SWvertex *v2) +{ + const DMesaContext dmesa = (DMesaContext)ctx; + GLuint _b_ = dmesa->Buffer->height - 1; + MGAvertex m0, m1, m2; + m0.win[0] = v0->win[0]; + m0.win[1] = FLIP2(v0->win[1]); + m0.win[2] = v0->win[2]; + m1.win[0] = v1->win[0]; + m1.win[1] = FLIP2(v1->win[1]); + m1.win[2] = v1->win[2]; + m2.win[0] = v2->win[0]; + m2.win[1] = FLIP2(v2->win[1]); + m2.win[2] = v2->win[2]; + *(unsigned long *)m0.color = *(unsigned long *)v0->color; + *(unsigned long *)m1.color = *(unsigned long *)v1->color; + *(unsigned long *)m2.color = *(unsigned long *)v2->color; + mga_draw_tri_rgb_iter_zless((int)SWRAST_CONTEXT(ctx)->_backface_sign, &m0, &m1, &m2); +} +#endif /* MATROX */ + + + +/* + * Analyze context state to see if we can provide a fast triangle function + * Otherwise, return NULL. + */ +static swrast_tri_func dmesa_choose_tri_function (GLcontext *ctx) +{ + const SWcontext *swrast = SWRAST_CONTEXT(ctx); + + if ((ctx->RenderMode != GL_RENDER) + || (ctx->Polygon.SmoothFlag) + || (ctx->Polygon.StippleFlag) + || (ctx->Texture._EnabledUnits) + || (swrast->_RasterMask & MULTI_DRAW_BIT) + || (ctx->Polygon.CullFlag && ctx->Polygon.CullFaceMode == GL_FRONT_AND_BACK)) { + return (swrast_tri_func)NULL; + } + + if (swrast->_RasterMask==DEPTH_BIT + && ctx->Depth.Func==GL_LESS + && ctx->Depth.Mask==GL_TRUE + && ctx->Visual.depthBits == DEFAULT_SOFTWARE_DEPTH_BITS) { + return (ctx->Light.ShadeModel==GL_SMOOTH) ? tri_rgb_iter_zless : tri_rgb_flat_zless; + } + + if (swrast->_RasterMask==0) { /* no depth test */ + return (ctx->Light.ShadeModel==GL_SMOOTH) ? tri_rgb_iter : tri_rgb_flat; + } + + return (swrast_tri_func)NULL; +} + + + +/* Override for the swrast triangle-selection function. Try to use one + * of our internal triangle functions, otherwise fall back to the + * standard swrast functions. + */ +static void dmesa_choose_tri (GLcontext *ctx) +{ + SWcontext *swrast = SWRAST_CONTEXT(ctx); + + if (!(swrast->Triangle=dmesa_choose_tri_function(ctx))) + _swrast_choose_triangle(ctx); +} + + + +/**************************************************************************** + * Optimized line rendering + ***************************************************************************/ + +#ifdef MATROX +static __inline void matrox_line_clip_hack (GLcontext *ctx, int _b_, MGAvertex *m0, const SWvertex *vert0, MGAvertex *m1, const SWvertex *vert1) +{ + int x0 = vert0->win[0]; + int y0 = vert0->win[1]; + int x1 = vert1->win[0]; + int y1 = vert1->win[1]; + /* s_linetemp.h { */ + GLint w = ctx->DrawBuffer->Width; + GLint h = ctx->DrawBuffer->Height; + if ((x0==w) | (x1==w)) { + if ((x0==w) & (x1==w)) + return; + x0 -= x0==w; + x1 -= x1==w; + } + if ((y0==h) | (y1==h)) { + if ((y0==h) & (y1==h)) + return; + y0 -= y0==h; + y1 -= y1==h; + } + /* } s_linetemp.h */ + m0->win[0] = x0; + m0->win[1] = FLIP2(y0); + m1->win[0] = x1; + m1->win[1] = FLIP2(y1); +} +#endif + +/* + * NON-depth-buffered flat line. + */ +#ifndef MATROX + +#define NAME line_rgb_flat + +#define INTERP_XY 1 +#define CLIP_HACK 1 + +#define SETUP_CODE \ + const DMesaContext dmesa = (DMesaContext)ctx; \ + GLuint _b_ = dmesa->Buffer->height - 1; \ + GLuint _w_ = dmesa->Buffer->width; \ + GLuint rgb = vl_mixrgb(vert1->color); + +#define PLOT(X,Y) vl_putpixel(FLIP2(Y) * _w_ + X, rgb); + +#include "swrast/s_linetemp.h" + +#else /* MATROX */ + +static void line_rgb_flat (GLcontext *ctx, + const SWvertex *vert0, + const SWvertex *vert1) +{ + const DMesaContext dmesa = (DMesaContext)ctx; + GLuint _b_ = dmesa->Buffer->height - 1; + MGAvertex m0, m1; + matrox_line_clip_hack(ctx, _b_, &m0, vert0, &m1, vert1); + *(unsigned long *)m1.color = *(unsigned long *)vert1->color; + mga_draw_line_rgb_flat(&m0, &m1); +} +#endif /* MATROX */ + + + +/* + * Z-less flat line. + */ +#ifndef MATROX + +#define NAME line_rgb_flat_zless + +#define INTERP_XY 1 +#define INTERP_Z 1 +#define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE +#define CLIP_HACK 1 + +#define SETUP_CODE \ + const DMesaContext dmesa = (DMesaContext)ctx; \ + GLuint _b_ = dmesa->Buffer->height - 1; \ + GLuint _w_ = dmesa->Buffer->width; \ + GLuint rgb = vl_mixrgb(vert1->color); + +#define PLOT(X,Y) \ + if (Z < *zPtr) { \ + *zPtr = Z; \ + vl_putpixel(FLIP2(Y) * _w_ + X, rgb); \ + } + +#include "swrast/s_linetemp.h" + +#else /* MATROX */ + +static void line_rgb_flat_zless (GLcontext *ctx, + const SWvertex *vert0, + const SWvertex *vert1) +{ + const DMesaContext dmesa = (DMesaContext)ctx; + GLuint _b_ = dmesa->Buffer->height - 1; + MGAvertex m0, m1; + matrox_line_clip_hack(ctx, _b_, &m0, vert0, &m1, vert1); + m0.win[2] = vert0->win[2]; + m1.win[2] = vert1->win[2]; + *(unsigned long *)m1.color = *(unsigned long *)vert1->color; + mga_draw_line_rgb_flat_zless(&m0, &m1); +} +#endif /* MATROX */ + + + +#ifndef MATROX +#define line_rgb_iter NULL +#define line_rgb_iter_zless NULL +#else /* MATROX */ +/* + * NON-depth-buffered iterated line. + */ +static void line_rgb_iter (GLcontext *ctx, + const SWvertex *vert0, + const SWvertex *vert1) +{ + const DMesaContext dmesa = (DMesaContext)ctx; + GLuint _b_ = dmesa->Buffer->height - 1; + MGAvertex m0, m1; + matrox_line_clip_hack(ctx, _b_, &m0, vert0, &m1, vert1); + *(unsigned long *)m0.color = *(unsigned long *)vert0->color; + *(unsigned long *)m1.color = *(unsigned long *)vert1->color; + mga_draw_line_rgb_iter(&m0, &m1); +} + + + +/* + * Z-less iterated line. + */ +static void line_rgb_iter_zless (GLcontext *ctx, + const SWvertex *vert0, + const SWvertex *vert1) +{ + const DMesaContext dmesa = (DMesaContext)ctx; + GLuint _b_ = dmesa->Buffer->height - 1; + MGAvertex m0, m1; + matrox_line_clip_hack(ctx, _b_, &m0, vert0, &m1, vert1); + m0.win[2] = vert0->win[2]; + m1.win[2] = vert1->win[2]; + *(unsigned long *)m0.color = *(unsigned long *)vert0->color; + *(unsigned long *)m1.color = *(unsigned long *)vert1->color; + mga_draw_line_rgb_iter_zless(&m0, &m1); +} +#endif /* MATROX */ + + + +/* + * Analyze context state to see if we can provide a fast line function + * Otherwise, return NULL. + */ +static swrast_line_func dmesa_choose_line_function (GLcontext *ctx) +{ + const SWcontext *swrast = SWRAST_CONTEXT(ctx); + + if ((ctx->RenderMode != GL_RENDER) + || (ctx->Line.SmoothFlag) + || (ctx->Texture._EnabledUnits) + || (ctx->Line.StippleFlag) + || (swrast->_RasterMask & MULTI_DRAW_BIT) + || (ctx->Line.Width!=1.0F)) { + return (swrast_line_func)NULL; + } + + if (swrast->_RasterMask==DEPTH_BIT + && ctx->Depth.Func==GL_LESS + && ctx->Depth.Mask==GL_TRUE + && ctx->Visual.depthBits == DEFAULT_SOFTWARE_DEPTH_BITS) { + return (ctx->Light.ShadeModel==GL_SMOOTH) ? line_rgb_iter_zless : line_rgb_flat_zless; + } + + if (swrast->_RasterMask==0) { /* no depth test */ + return (ctx->Light.ShadeModel==GL_SMOOTH) ? line_rgb_iter : line_rgb_flat; + } + + return (swrast_line_func)NULL; +} + + + +/* Override for the swrast line-selection function. Try to use one + * of our internal line functions, otherwise fall back to the + * standard swrast functions. + */ +static void dmesa_choose_line (GLcontext *ctx) +{ + SWcontext *swrast = SWRAST_CONTEXT(ctx); + + if (!(swrast->Line=dmesa_choose_line_function(ctx))) + _swrast_choose_line(ctx); +} + + + +/**************************************************************************** + * Miscellaneous device driver funcs + ***************************************************************************/ + +static void clear_index (GLcontext *ctx, GLuint index) +{ + ((DMesaContext)ctx)->ClearIndex = index; +} + +static void clear_color (GLcontext *ctx, const GLfloat color[4]) +{ + GLubyte col[4]; + CLAMPED_FLOAT_TO_UBYTE(col[0], color[0]); + CLAMPED_FLOAT_TO_UBYTE(col[1], color[1]); + CLAMPED_FLOAT_TO_UBYTE(col[2], color[2]); + CLAMPED_FLOAT_TO_UBYTE(col[3], color[3]); + ((DMesaContext)ctx)->ClearColor = vl_mixrgba(col); +} + + + +static void clear (GLcontext *ctx, GLbitfield mask, GLboolean all, + GLint x, GLint y, GLint width, GLint height) +{ + const DMesaContext c = (DMesaContext)ctx; + const GLuint *colorMask = (GLuint *)&ctx->Color.ColorMask; + +/* + * Clear the specified region of the buffers indicated by 'mask' + * using the clear color or index as specified by one of the two + * functions above. + * If all==GL_TRUE, clear whole buffer, else just clear region defined + * by x,y,width,height + */ + + /* we can't handle color or index masking */ + if ((*colorMask == 0xffffffff) && (ctx->Color.IndexMask == 0xffffffff)) { +#ifndef MATROX + if (mask & DD_BACK_LEFT_BIT) { + int color = c->visual->rgb_flag ? c->ClearColor : c->ClearIndex; + + if (all) { + vl_clear(color); + } else { + vl_rect(x, y, width, height, color); + } + + mask &= ~DD_BACK_LEFT_BIT; + } +#else /* MATROX */ + unsigned short z = -1; + int color = c->ClearColor; + if (mask & DD_DEPTH_BIT) { + z = ctx->Depth.Clear * 0xffff; + } + if (all) { + mga_clear(mask & DD_FRONT_LEFT_BIT, + mask & DD_BACK_LEFT_BIT, + mask & DD_DEPTH_BIT, + 0, 0, c->Buffer->width, c->Buffer->height, + color, z); + } else { + mga_clear(mask & DD_FRONT_LEFT_BIT, + mask & DD_BACK_LEFT_BIT, + mask & DD_DEPTH_BIT, + x, y, width, height, + color, z); + } + mask &= ~(DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT | DD_DEPTH_BIT); +#endif /* MATROX */ + } + + if (mask) { + _swrast_Clear(ctx, mask, all, x, y, width, height); + } +} + + + +static void set_buffer (GLcontext *ctx, GLframebuffer *colorBuffer, GLuint bufferBit) +{ + /* + * XXX todo - examine bufferBit and set read/write pointers + */ +} + + + +/* + * Return the width and height of the current buffer. + * If anything special has to been done when the buffer/window is + * resized, do it now. + */ +static void get_buffer_size (GLframebuffer *buffer, GLuint *width, GLuint *height) +{ + DMesaBuffer b = (DMesaBuffer)buffer; + + *width = b->width; + *height = b->height; +} + + + +static const GLubyte* get_string (GLcontext *ctx, GLenum name) +{ + switch (name) { + case GL_RENDERER: + return (const GLubyte *)"Mesa DJGPP" + #ifdef FX + " (FX)" + #endif + #ifdef MATROX + " (MGA)" + #endif + "\0port (c) Borca Daniel mar-2003"; + default: + return NULL; + } +} + + + +static void finish (GLcontext *ctx) +{ + /* + * XXX todo - OPTIONAL FUNCTION: implements glFinish if possible + */ +} + + + +static void flush (GLcontext *ctx) +{ + /* + * XXX todo - OPTIONAL FUNCTION: implements glFlush if possible + */ +} + + + +/**************************************************************************** + * State + ***************************************************************************/ +#define DMESA_NEW_LINE (_NEW_LINE | \ + _NEW_TEXTURE | \ + _NEW_LIGHT | \ + _NEW_DEPTH | \ + _NEW_RENDERMODE | \ + _SWRAST_NEW_RASTERMASK) + +#define DMESA_NEW_TRIANGLE (_NEW_POLYGON | \ + _NEW_TEXTURE | \ + _NEW_LIGHT | \ + _NEW_DEPTH | \ + _NEW_RENDERMODE | \ + _SWRAST_NEW_RASTERMASK) + +/* Extend the software rasterizer with our line and triangle + * functions. + */ +static void dmesa_register_swrast_functions (GLcontext *ctx) +{ + SWcontext *swrast = SWRAST_CONTEXT(ctx); + + swrast->choose_line = dmesa_choose_line; + swrast->choose_triangle = dmesa_choose_tri; + + swrast->invalidate_line |= DMESA_NEW_LINE; + swrast->invalidate_triangle |= DMESA_NEW_TRIANGLE; +} + + + +/* Setup pointers and other driver state that is constant for the life + * of a context. + */ +static void dmesa_init_pointers (GLcontext *ctx) +{ + TNLcontext *tnl; + struct swrast_device_driver *dd = _swrast_GetDeviceDriverReference(ctx); + + ctx->Driver.GetString = get_string; + ctx->Driver.GetBufferSize = get_buffer_size; + ctx->Driver.Flush = flush; + ctx->Driver.Finish = finish; + + /* Software rasterizer pixel paths: + */ + ctx->Driver.Accum = _swrast_Accum; + ctx->Driver.Bitmap = _swrast_Bitmap; + ctx->Driver.Clear = clear; + ctx->Driver.ResizeBuffers = _swrast_alloc_buffers; + ctx->Driver.CopyPixels = _swrast_CopyPixels; + ctx->Driver.DrawPixels = _swrast_DrawPixels; + ctx->Driver.ReadPixels = _swrast_ReadPixels; + ctx->Driver.DrawBuffer = _swrast_DrawBuffer; + + /* Software texture functions: + */ + ctx->Driver.ChooseTextureFormat = _mesa_choose_tex_format; + ctx->Driver.TexImage1D = _mesa_store_teximage1d; + ctx->Driver.TexImage2D = _mesa_store_teximage2d; + ctx->Driver.TexImage3D = _mesa_store_teximage3d; + ctx->Driver.TexSubImage1D = _mesa_store_texsubimage1d; + ctx->Driver.TexSubImage2D = _mesa_store_texsubimage2d; + ctx->Driver.TexSubImage3D = _mesa_store_texsubimage3d; + ctx->Driver.TestProxyTexImage = _mesa_test_proxy_teximage; + + ctx->Driver.CopyTexImage1D = _swrast_copy_teximage1d; + ctx->Driver.CopyTexImage2D = _swrast_copy_teximage2d; + ctx->Driver.CopyTexSubImage1D = _swrast_copy_texsubimage1d; + ctx->Driver.CopyTexSubImage2D = _swrast_copy_texsubimage2d; + ctx->Driver.CopyTexSubImage3D = _swrast_copy_texsubimage3d; + + ctx->Driver.CompressedTexImage1D = _mesa_store_compressed_teximage1d; + ctx->Driver.CompressedTexImage2D = _mesa_store_compressed_teximage2d; + ctx->Driver.CompressedTexImage3D = _mesa_store_compressed_teximage3d; + ctx->Driver.CompressedTexSubImage1D = _mesa_store_compressed_texsubimage1d; + ctx->Driver.CompressedTexSubImage2D = _mesa_store_compressed_texsubimage2d; + ctx->Driver.CompressedTexSubImage3D = _mesa_store_compressed_texsubimage3d; + + /* Swrast hooks for imaging extensions: + */ + ctx->Driver.CopyColorTable = _swrast_CopyColorTable; + ctx->Driver.CopyColorSubTable = _swrast_CopyColorSubTable; + ctx->Driver.CopyConvolutionFilter1D = _swrast_CopyConvolutionFilter1D; + ctx->Driver.CopyConvolutionFilter2D = _swrast_CopyConvolutionFilter2D; + + /* Statechange callbacks: + */ + ctx->Driver.ClearColor = clear_color; + ctx->Driver.ClearIndex = clear_index; + + /* Initialize the TNL driver interface: + */ + tnl = TNL_CONTEXT(ctx); + tnl->Driver.RunPipeline = _tnl_run_pipeline; + + dd->SetBuffer = set_buffer; + + /* Install swsetup for tnl->Driver.Render.*: + */ + _swsetup_Wakeup(ctx); + + /* The span functions should be in `dmesa_update_state', but I'm + * pretty sure they will never change during the life of the Visual + */ +#ifdef MATROX + if (((DMesaContext)ctx)->visual->zbuffer == -1) { + /* Depth span/pixel functions */ + dd->WriteDepthSpan = write_depth_span; + dd->WriteDepthPixels = write_depth_pixels; + dd->ReadDepthSpan = read_depth_span; + dd->ReadDepthPixels = read_depth_pixels; + } +#endif + +#ifndef MATROX + /* Index span/pixel functions */ + dd->WriteCI32Span = write_index_span; + dd->WriteCI8Span = write_index8_span; + dd->WriteMonoCISpan = write_mono_index_span; + dd->WriteCI32Pixels = write_index_pixels; + dd->WriteMonoCIPixels = write_mono_index_pixels; + dd->ReadCI32Span = read_index_span; + dd->ReadCI32Pixels = read_index_pixels; +#endif + + /* RGB(A) span/pixel functions */ + dd->WriteRGBASpan = write_rgba_span; + dd->WriteRGBSpan = write_rgb_span; + dd->WriteMonoRGBASpan = write_mono_rgba_span; + dd->WriteRGBAPixels = write_rgba_pixels; + dd->WriteMonoRGBAPixels = write_mono_rgba_pixels; + dd->ReadRGBASpan = read_rgba_span; + dd->ReadRGBAPixels = read_rgba_pixels; +} + + + +static void dmesa_update_state (GLcontext *ctx, GLuint new_state) +{ + /* Propogate statechange information to swrast and swrast_setup + * modules. The DMesa driver has no internal GL-dependent state. + */ + _swrast_InvalidateState( ctx, new_state ); + _ac_InvalidateState( ctx, new_state ); + _tnl_InvalidateState( ctx, new_state ); + _swsetup_InvalidateState( ctx, new_state ); +} +#endif /* FX */ + + + +/**************************************************************************** + * DMesa Public API Functions + ***************************************************************************/ + +/* + * The exact arguments to this function will depend on your window system + */ +DMesaVisual DMesaCreateVisual (GLint width, + GLint height, + GLint colDepth, + GLint refresh, + GLboolean dbFlag, + GLboolean rgbFlag, + GLboolean alphaFlag, + GLint depthSize, + GLint stencilSize, + GLint accumSize) +{ +#ifndef FX + DMesaVisual v; + GLint redBits, greenBits, blueBits, alphaBits, indexBits; + +#ifndef MATROX + if (!dbFlag) { + return NULL; + } +#else + if (!rgbFlag) { + return NULL; + } +#endif + + alphaBits = 0; + + if (!rgbFlag) { + indexBits = 8; + redBits = 0; + greenBits = 0; + blueBits = 0; + } else { + indexBits = 0; + switch (colDepth) { + case 8: + redBits = 8; + greenBits = 8; + blueBits = 8; + break; + case 15: + redBits = 5; + greenBits = 5; + blueBits = 5; + break; + case 16: + redBits = 5; + greenBits = 6; + blueBits = 5; + break; + case 32: + alphaBits = 8; + case 24: + redBits = 8; + greenBits = 8; + blueBits = 8; + break; + default: + return NULL; + } + } + +#ifndef MATROX + if ((colDepth=vl_video_init(width, height, colDepth, rgbFlag, refresh)) <= 0) { + return NULL; + } +#else + if (mga_open(width, height, colDepth, dbFlag ? 2 : 1, depthSize == 16, refresh) < 0) { + return NULL; + } +#endif + + if (alphaFlag && (alphaBits==0)) { + alphaBits = 8; + } + + if ((v=(DMesaVisual)CALLOC_STRUCT(dmesa_visual)) != NULL) { + /* Create core visual */ + _mesa_initialize_visual((GLvisual *)v, + rgbFlag, /* rgb */ + dbFlag, + GL_FALSE, /* stereo */ + redBits, + greenBits, + blueBits, + alphaBits, + indexBits, /* indexBits */ + depthSize, + stencilSize, + accumSize, /* accumRed */ + accumSize, /* accumGreen */ + accumSize, /* accumBlue */ + alphaFlag?accumSize:0, /* accumAlpha */ + 1); /* numSamples */ + + v->depth = colDepth; + v->db_flag = dbFlag; + v->rgb_flag = rgbFlag; + + v->zbuffer = (depthSize > 0) ? 1 : 0; +#ifdef MATROX + mga_get(MGA_GET_HPIXELS, &v->stride_in_pixels); + if (depthSize == 16) { + v->zbuffer = -1; + } +#endif + } + + return v; + +#else /* FX */ + + int i = 0, fx_attrib[32]; + + if (!rgbFlag) { + return NULL; + } + + if (dbFlag) fx_attrib[i++] = FXMESA_DOUBLEBUFFER; + if (depthSize > 0) { fx_attrib[i++] = FXMESA_DEPTH_SIZE; fx_attrib[i++] = depthSize; } + if (stencilSize > 0) { fx_attrib[i++] = FXMESA_STENCIL_SIZE; fx_attrib[i++] = stencilSize; } + if (accumSize > 0) { fx_attrib[i++] = FXMESA_ACCUM_SIZE; fx_attrib[i++] = accumSize; } + if (alphaFlag) { fx_attrib[i++] = FXMESA_ALPHA_SIZE; fx_attrib[i++] = 1; } + fx_attrib[i] = FXMESA_NONE; + + return (DMesaVisual)fxMesaCreateBestContext(-1, width, height, fx_attrib); +#endif /* FX */ +} + + + +void DMesaDestroyVisual (DMesaVisual v) +{ +#ifndef FX + _mesa_destroy_visual((GLvisual *)v); + +#ifndef MATROX + vl_video_exit(); +#else + mga_close(1, 1); +#endif + +#else + fxMesaDestroyContext((fxMesaContext)v); +#endif +} + + + +DMesaBuffer DMesaCreateBuffer (DMesaVisual visual, + GLint xpos, GLint ypos, + GLint width, GLint height) +{ +#ifndef FX + DMesaBuffer b; + + if ((b=(DMesaBuffer)CALLOC_STRUCT(dmesa_buffer)) != NULL) { + _mesa_initialize_framebuffer((GLframebuffer *)b, + (GLvisual *)visual, + visual->zbuffer == 1, + ((GLvisual *)visual)->stencilBits > 0, + ((GLvisual *)visual)->accumRedBits > 0, + ((GLvisual *)visual)->alphaBits > 0); + b->xpos = xpos; + b->ypos = ypos; + b->width = width; + b->height = height; + } + + return b; +#else + return (DMesaBuffer)visual; +#endif +} + + + +void DMesaDestroyBuffer (DMesaBuffer b) +{ +#ifndef FX +#ifndef MATROX + free(b->the_window); +#endif + _mesa_destroy_framebuffer((GLframebuffer *)b); +#endif +} + + + +DMesaContext DMesaCreateContext (DMesaVisual visual, + DMesaContext share) +{ +#ifndef FX + DMesaContext c; + GLboolean direct = GL_FALSE; + + if ((c=(DMesaContext)CALLOC_STRUCT(dmesa_context)) != NULL) { + _mesa_initialize_context((GLcontext *)c, + (GLvisual *)visual, + (GLcontext *)share, + (void *)c, direct); + + _mesa_enable_sw_extensions((GLcontext *)c); + _mesa_enable_1_3_extensions((GLcontext *)c); + _mesa_enable_1_4_extensions((GLcontext *)c); + + /* you probably have to do a bunch of other initializations here. */ + c->visual = visual; + + ((GLcontext *)c)->Driver.UpdateState = dmesa_update_state; + + /* Initialize the software rasterizer and helper modules. + */ + _swrast_CreateContext((GLcontext *)c); + _ac_CreateContext((GLcontext *)c); + _tnl_CreateContext((GLcontext *)c); + _swsetup_CreateContext((GLcontext *)c); + if (visual->rgb_flag) dmesa_register_swrast_functions((GLcontext *)c); + dmesa_init_pointers((GLcontext *)c); + } + + return c; + +#else /* FX */ + return (DMesaContext)visual; +#endif /* FX */ +} + + + +void DMesaDestroyContext (DMesaContext c) +{ +#ifndef FX + if (c) { + _swsetup_DestroyContext((GLcontext *)c); + _swrast_DestroyContext((GLcontext *)c); + _tnl_DestroyContext((GLcontext *)c); + _ac_DestroyContext((GLcontext *)c); + _mesa_destroy_context((GLcontext *)c); + } +#endif +} + + + +GLboolean DMesaMoveBuffer (GLint xpos, GLint ypos) +{ +#if !defined(FX) && !defined(MATROX) + GET_CURRENT_CONTEXT(ctx); + DMesaBuffer b = ((DMesaContext)ctx)->Buffer; + + if (vl_sync_buffer(&b->the_window, xpos, ypos, b->width, b->height) != 0) { + return GL_FALSE; + } else { + b->xpos = xpos; + b->ypos = ypos; + return GL_TRUE; + } + +#else + return GL_FALSE; +#endif +} + + + +GLboolean DMesaResizeBuffer (GLint width, GLint height) +{ +#if !defined(FX) && !defined(MATROX) + GET_CURRENT_CONTEXT(ctx); + DMesaBuffer b = ((DMesaContext)ctx)->Buffer; + + if (vl_sync_buffer(&b->the_window, b->xpos, b->ypos, width, height) != 0) { + return GL_FALSE; + } else { + b->width = width; + b->height = height; + return GL_TRUE; + } + +#else + return GL_FALSE; +#endif +} + + + +/* + * Make the specified context and buffer the current one. + */ +GLboolean DMesaMakeCurrent (DMesaContext c, DMesaBuffer b) +{ +#ifndef FX + if ((c != NULL) && (b != NULL)) { +#ifndef MATROX + if (vl_sync_buffer(&b->the_window, b->xpos, b->ypos, b->width, b->height) != 0) { + return GL_FALSE; + } +#endif + + c->Buffer = b; + + _mesa_make_current((GLcontext *)c, (GLframebuffer *)b); + if (((GLcontext *)c)->Viewport.Width == 0) { + /* initialize viewport to window size */ + _mesa_Viewport(0, 0, b->width, b->height); + } + } else { + /* Detach */ + _mesa_make_current(NULL, NULL); + } + +#else + fxMesaMakeCurrent((fxMesaContext)c); +#endif + + return GL_TRUE; +} + + + +void DMesaSwapBuffers (DMesaBuffer b) +{ + /* copy/swap back buffer to front if applicable */ +#ifndef FX + GET_CURRENT_CONTEXT(ctx); + _mesa_notifySwapBuffers(ctx); +#ifndef MATROX + vl_flip(); +#else + if (((DMesaContext)ctx)->visual->db_flag) { + mga_swapbuffers(1); + } +#endif +#else + fxMesaSwapBuffers(); +#endif +} + + + +void DMesaSetCI (int ndx, GLfloat red, GLfloat green, GLfloat blue) +{ +#if !defined(FX) && !defined(MATROX) + vl_setCI(ndx, red, green, blue); +#endif +} + + + +DMesaContext DMesaGetCurrentContext (void) +{ +#ifndef FX + GET_CURRENT_CONTEXT(ctx); + return (DMesaContext)ctx; +#else + return (DMesaContext)fxMesaGetCurrentContext(); +#endif +} + + + +int DMesaGetIntegerv (GLenum pname, GLint *params) +{ +#ifndef FX + GET_CURRENT_CONTEXT(ctx); + const DMesaContext c = (DMesaContext)ctx; +#else + const fxMesaContext c = fxMesaGetCurrentContext(); +#endif + + if (c == NULL) { + return -1; + } + + switch (pname) { + case DMESA_GET_SCREEN_SIZE: + #ifndef FX + #ifndef MATROX + vl_get(VL_GET_SCREEN_SIZE, params); + #else + mga_get(MGA_GET_SCREEN_SIZE, params); + #endif + #else + params[0] = c->screen_width; + params[1] = c->screen_height; + #endif + break; + case DMESA_GET_DRIVER_CAPS: + #ifndef FX + #ifndef MATROX + params[0] = DMESA_DRIVER_SWDB_BIT; + #else + params[0] = 0; + #endif + #else + params[0] = DMESA_DRIVER_LLWO_BIT; + #endif + break; + default: + return -1; + } + + return 0; +} diff --git a/src/mesa/drivers/dos/dpmi.c b/src/mesa/drivers/dos/dpmi.c index 17c005a9e5..f9943ea60b 100644 --- a/src/mesa/drivers/dos/dpmi.c +++ b/src/mesa/drivers/dos/dpmi.c @@ -1,148 +1,148 @@ -/* - * Mesa 3-D graphics library - * Version: 4.0 - * - * Copyright (C) 1999 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include - -#include "internal.h" - - - -#ifndef MAX -#define MAX(x, y) (((x)<(y))?(y):(x)) -#endif - - - -/* _create_linear_mapping: - * Maps a physical address range into linear memory. - */ -int _create_linear_mapping (unsigned long *linear, unsigned long physaddr, int size) -{ - __dpmi_meminfo meminfo; - - if (physaddr >= 0x100000) { - /* map into linear memory */ - meminfo.address = physaddr; - meminfo.size = size; - if (__dpmi_physical_address_mapping(&meminfo) != 0) - return -1; - - *linear = meminfo.address; - } else { - /* exploit 1 -> 1 physical to linear mapping in low megabyte */ - *linear = physaddr; - } - - return 0; -} - - - -/* _remove_linear_mapping: - * Frees the DPMI resources being used to map a linear address range. - */ -void _remove_linear_mapping (unsigned long *linear) -{ - __dpmi_meminfo meminfo; - - if (*linear) { - if (*linear >= 0x100000) { - meminfo.address = *linear; - __dpmi_free_physical_address_mapping(&meminfo); - } - - *linear = 0; - } -} - - - -/* _create_selector: - * Allocates a selector to access a region of linear memory. - */ -int _create_selector (int *segment, unsigned long base, int size) -{ - /* allocate an ldt descriptor */ - if ((*segment=__dpmi_allocate_ldt_descriptors(1)) < 0) { - *segment = 0; - return -1; - } - - /* create the linear mapping */ - if (_create_linear_mapping(&base, base, size)) { - __dpmi_free_ldt_descriptor(*segment); - *segment = 0; - return -1; - } - - /* set the descriptor base and limit */ - __dpmi_set_segment_base_address(*segment, base); - __dpmi_set_segment_limit(*segment, MAX(size-1, 0xFFFF)); - - return 0; -} - - - -/* _remove_selector: - * Frees a DPMI segment selector. - */ -void _remove_selector (int *segment) -{ - if (*segment) { - unsigned long base; - __dpmi_get_segment_base_address(*segment, &base); - _remove_linear_mapping(&base); - __dpmi_free_ldt_descriptor(*segment); - *segment = 0; - } -} - - - -/* Desc: retrieve CPU MMX capability - * - * In : - - * Out : FALSE if CPU cannot do MMX - * - * Note: - - */ -int _can_mmx (void) -{ -#ifdef USE_MMX_ASM - extern int _mesa_identify_x86_cpu_features (void); - return (_mesa_identify_x86_cpu_features() & 0x00800000); -#else - return 0; -#endif -} +/* + * Mesa 3-D graphics library + * Version: 4.0 + * + * Copyright (C) 1999 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.4 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include + +#include "internal.h" + + + +#ifndef MAX +#define MAX(x, y) (((x)<(y))?(y):(x)) +#endif + + + +/* _create_linear_mapping: + * Maps a physical address range into linear memory. + */ +int _create_linear_mapping (unsigned long *linear, unsigned long physaddr, int size) +{ + __dpmi_meminfo meminfo; + + if (physaddr >= 0x100000) { + /* map into linear memory */ + meminfo.address = physaddr; + meminfo.size = size; + if (__dpmi_physical_address_mapping(&meminfo) != 0) + return -1; + + *linear = meminfo.address; + } else { + /* exploit 1 -> 1 physical to linear mapping in low megabyte */ + *linear = physaddr; + } + + return 0; +} + + + +/* _remove_linear_mapping: + * Frees the DPMI resources being used to map a linear address range. + */ +void _remove_linear_mapping (unsigned long *linear) +{ + __dpmi_meminfo meminfo; + + if (*linear) { + if (*linear >= 0x100000) { + meminfo.address = *linear; + __dpmi_free_physical_address_mapping(&meminfo); + } + + *linear = 0; + } +} + + + +/* _create_selector: + * Allocates a selector to access a region of linear memory. + */ +int _create_selector (int *segment, unsigned long base, int size) +{ + /* allocate an ldt descriptor */ + if ((*segment=__dpmi_allocate_ldt_descriptors(1)) < 0) { + *segment = 0; + return -1; + } + + /* create the linear mapping */ + if (_create_linear_mapping(&base, base, size)) { + __dpmi_free_ldt_descriptor(*segment); + *segment = 0; + return -1; + } + + /* set the descriptor base and limit */ + __dpmi_set_segment_base_address(*segment, base); + __dpmi_set_segment_limit(*segment, MAX(size-1, 0xFFFF)); + + return 0; +} + + + +/* _remove_selector: + * Frees a DPMI segment selector. + */ +void _remove_selector (int *segment) +{ + if (*segment) { + unsigned long base; + __dpmi_get_segment_base_address(*segment, &base); + _remove_linear_mapping(&base); + __dpmi_free_ldt_descriptor(*segment); + *segment = 0; + } +} + + + +/* Desc: retrieve CPU MMX capability + * + * In : - + * Out : FALSE if CPU cannot do MMX + * + * Note: - + */ +int _can_mmx (void) +{ +#ifdef USE_MMX_ASM + extern int _mesa_x86_cpu_features; + return (_mesa_x86_cpu_features & 0x00800000); +#else + return 0; +#endif +} diff --git a/src/mesa/drivers/dos/internal.h b/src/mesa/drivers/dos/internal.h index 6860ef3584..dfb9274ecc 100644 --- a/src/mesa/drivers/dos/internal.h +++ b/src/mesa/drivers/dos/internal.h @@ -1,129 +1,129 @@ -/* - * Mesa 3-D graphics library - * Version: 4.0 - * - * Copyright (C) 1999 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#ifndef INTERNAL_H_included -#define INTERNAL_H_included - -#include "../mmath.h" - -/* - * general purpose defines, etc. - */ -#ifndef FALSE -#define FALSE 0 -#define TRUE !FALSE -#endif - -#define __PACKED__ __attribute__((packed)) - -typedef unsigned char word8; -typedef unsigned short word16; -typedef unsigned long word32; - -#define _16_ *(word16 *)& -#define _32_ *(word32 *)& - - - -/* - * video mode structure - */ -typedef struct vl_mode { - int mode; - int xres, yres; - int scanlen; - int bpp; - - int sel; - int gran; -} vl_mode; - - - -/* - * video driver structure - */ -typedef struct { - vl_mode *(*init) (void); - int (*entermode) (vl_mode *p, int refresh); - void (*blit) (void); - void (*setCI_f) (int index, float red, float green, float blue); - void (*setCI_i) (int index, int red, int green, int blue); - int (*get) (int pname, int *params); - void (*restore) (void); - void (*fini) (void); -} vl_driver; - - - -/* - * memory mapping - */ -int _create_linear_mapping (unsigned long *linear, unsigned long physaddr, int size); -void _remove_linear_mapping (unsigned long *linear); -int _create_selector (int *segment, unsigned long base, int size); -void _remove_selector (int *segment); - -/* - * system routines - */ -int _can_mmx (void); - -/* - * asm routines to deal with virtual buffering - */ -extern void v_clear8 (int color); -#define v_clear15 v_clear16 -extern void v_clear16 (int color); -extern void v_clear24 (int color); -extern void v_clear32 (int color); - -extern void v_clear8_mmx (int color); -#define v_clear15_mmx v_clear16_mmx -extern void v_clear16_mmx (int color); -extern void v_clear24_mmx (int color); -extern void v_clear32_mmx (int color); - -extern void v_rect8 (int x, int y, int width, int height, int color); -#define v_rect15 v_rect16 -extern void v_rect16 (int x, int y, int width, int height, int color); -extern void v_rect24 (int x, int y, int width, int height, int color); -extern void v_rect32 (int x, int y, int width, int height, int color); - -extern void v_putpixel8 (unsigned int offset, int color); -#define v_putpixel15 v_putpixel16 -extern void v_putpixel16 (unsigned int offset, int color); -extern void v_putpixel24 (unsigned int offset, int color); -extern void v_putpixel32 (unsigned int offset, int color); - -#endif +/* + * Mesa 3-D graphics library + * Version: 4.0 + * + * Copyright (C) 1999 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.4 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#ifndef INTERNAL_H_included +#define INTERNAL_H_included + +#include "../main/mtypes.h" + +/* + * general purpose defines, etc. + */ +#ifndef FALSE +#define FALSE 0 +#define TRUE !FALSE +#endif + +#define __PACKED__ __attribute__((packed)) + +typedef unsigned char word8; +typedef unsigned short word16; +typedef unsigned long word32; + +#define _16_ *(word16 *)& +#define _32_ *(word32 *)& + + + +/* + * video mode structure + */ +typedef struct vl_mode { + int mode; + int xres, yres; + int scanlen; + int bpp; + + int sel; + int gran; +} vl_mode; + + + +/* + * video driver structure + */ +typedef struct { + vl_mode *(*init) (void); + int (*entermode) (vl_mode *p, int refresh); + void (*blit) (void); + void (*setCI_f) (int index, float red, float green, float blue); + void (*setCI_i) (int index, int red, int green, int blue); + int (*get) (int pname, int *params); + void (*restore) (void); + void (*fini) (void); +} vl_driver; + + + +/* + * memory mapping + */ +int _create_linear_mapping (unsigned long *linear, unsigned long physaddr, int size); +void _remove_linear_mapping (unsigned long *linear); +int _create_selector (int *segment, unsigned long base, int size); +void _remove_selector (int *segment); + +/* + * system routines + */ +int _can_mmx (void); + +/* + * asm routines to deal with virtual buffering + */ +extern void v_clear8 (int color); +#define v_clear15 v_clear16 +extern void v_clear16 (int color); +extern void v_clear24 (int color); +extern void v_clear32 (int color); + +extern void v_clear8_mmx (int color); +#define v_clear15_mmx v_clear16_mmx +extern void v_clear16_mmx (int color); +extern void v_clear24_mmx (int color); +extern void v_clear32_mmx (int color); + +extern void v_rect8 (int x, int y, int width, int height, int color); +#define v_rect15 v_rect16 +extern void v_rect16 (int x, int y, int width, int height, int color); +extern void v_rect24 (int x, int y, int width, int height, int color); +extern void v_rect32 (int x, int y, int width, int height, int color); + +extern void v_putpixel8 (unsigned int offset, int color); +#define v_putpixel15 v_putpixel16 +extern void v_putpixel16 (unsigned int offset, int color); +extern void v_putpixel24 (unsigned int offset, int color); +extern void v_putpixel32 (unsigned int offset, int color); + +#endif diff --git a/src/mesa/drivers/dos/mga/m_ttemp.h b/src/mesa/drivers/dos/mga/m_ttemp.h index 1c5fbda29a..90d9de3564 100644 --- a/src/mesa/drivers/dos/mga/m_ttemp.h +++ b/src/mesa/drivers/dos/mga/m_ttemp.h @@ -1,377 +1,377 @@ -/* - * Mesa 3-D graphics library - * Version: 5.0 - * - * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W triangle template - * - * Copyright (c) 2003 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -/* - * Triangle Rasterizer Template - * - * This file is #include'd to generate custom triangle rasterizers. - * - * The following macros may be defined to indicate what auxillary information - * must be interplated across the triangle: - * INTERP_Z - if defined, interpolate Z values - * INTERP_RGB - if defined, interpolate RGB values - * - * TAG - function name - * CULL - enable culling for: 0=no, 1=back, -1=front - * - * SETUP_CODE - to be executed once per triangle (usually HW init) - * - * For flatshaded primitives, the provoking vertex is the final one. - * This code was designed for the origin to be in the upper-left corner. - * - * Inspired by triangle rasterizer code written by Brian Paul. - */ - - - -#define TRI_SWAP(a, b) \ -do { \ - const MGAvertex *tmp = a; \ - a = b; \ - b = tmp; \ -} while (0) - -void TAG (int cull, const MGAvertex *v1, const MGAvertex *v2, const MGAvertex *v3) -{ - int area; - int x1, y1, x2, y2, x3, y3; - int eMaj_dx, eMaj_dy, eBot_dx, eBot_dy, eTop_dx, eTop_dy; -#ifdef INTERP_RGB -#define FIFO_CNT_RGB 3 - int eMaj_dr, eBot_dr, eMaj_dg, eBot_dg, eMaj_db, eBot_db; - int drdx, drdy, dgdx, dgdy, dbdx, dbdy; -#else -#define FIFO_CNT_RGB 0 -#endif -#ifdef INTERP_Z -#define FIFO_CNT_Z 1 - int dzdx, dzdy; - int eMaj_dz, eBot_dz; - int z1, z2, z3; -#else -#define FIFO_CNT_Z 0 -#endif - -#if defined(INTERP_Z) || defined(INTERP_RGB) - double one_area; -#ifndef INTERP_RGB - int red = v3->color[0]; - int green = v3->color[1]; - int blue = v3->color[2]; -#endif -#else - unsigned long color = mga_mixrgb_full(v3->color); -#endif - - int sgn = 0; - - /* sort along the vertical axis */ - if (v2->win[1] < v1->win[1]) { - TRI_SWAP(v1, v2); -#ifdef CULL - cull = -cull; -#endif - } - - if (v3->win[1] < v1->win[1]) { - TRI_SWAP(v1, v3); - TRI_SWAP(v2, v3); - } else if (v3->win[1] < v2->win[1]) { - TRI_SWAP(v2, v3); -#ifdef CULL - cull = -cull; -#endif - } - - x1 = v1->win[0]; - y1 = v1->win[1]; - x2 = v2->win[0]; - y2 = v2->win[1]; - x3 = v3->win[0]; - y3 = v3->win[1]; - - /* compute deltas for each edge */ - eMaj_dx = x3 - x1; - eMaj_dy = y3 - y1; - eBot_dx = x2 - x1; - eBot_dy = y2 - y1; - eTop_dx = x3 - x2; - eTop_dy = y3 - y2; - - /* compute area */ - if ((area = eMaj_dx * eBot_dy - eBot_dx * eMaj_dy) == 0) { - return; - } -#ifdef CULL - if ((area * cull) > 0) { - return; - } -#endif - - mga_select(); - - /* set engine state */ -#ifdef SETUP_CODE - SETUP_CODE -#endif - - /* draw lower triangle */ -#if defined(INTERP_Z) || defined(INTERP_RGB) - one_area = (double)(1<<15) / (double)area; - mga_fifo(1); -#else - mga_fifo(2); - mga_outl(M_FCOL, color); -#endif - mga_outl(M_YDST, y1); - -#ifdef INTERP_Z - z1 = v1->win[2]; - z2 = v2->win[2]; - z3 = v3->win[2]; - - /* compute d?/dx and d?/dy derivatives */ - eMaj_dz = z3 - z1; - eBot_dz = z2 - z1; - dzdx = (eMaj_dz * eBot_dy - eMaj_dy * eBot_dz) * one_area; - dzdy = (eMaj_dx * eBot_dz - eMaj_dz * eBot_dx) * one_area; - -#ifndef INTERP_RGB - mga_fifo(11); - mga_outl(M_DR2, dzdx); - mga_outl(M_DR3, dzdy); - mga_outl(M_DR4, red<<15); - mga_outl(M_DR6, 0); - mga_outl(M_DR7, 0); - mga_outl(M_DR8, green<<15); - mga_outl(M_DR10, 0); - mga_outl(M_DR11, 0); - mga_outl(M_DR12, blue<<15); - mga_outl(M_DR14, 0); - mga_outl(M_DR15, 0); -#else - mga_fifo(2); - mga_outl(M_DR2, dzdx); - mga_outl(M_DR3, dzdy); -#endif -#endif - -#ifdef INTERP_RGB - /* compute color deltas */ - eMaj_dr = v3->color[0] - v1->color[0]; - eBot_dr = v2->color[0] - v1->color[0]; - eMaj_dg = v3->color[1] - v1->color[1]; - eBot_dg = v2->color[1] - v1->color[1]; - eMaj_db = v3->color[2] - v1->color[2]; - eBot_db = v2->color[2] - v1->color[2]; - - /* compute color increments */ - drdx = (eMaj_dr * eBot_dy - eMaj_dy * eBot_dr) * one_area; - drdy = (eMaj_dx * eBot_dr - eMaj_dr * eBot_dx) * one_area; - dgdx = (eMaj_dg * eBot_dy - eMaj_dy * eBot_dg) * one_area; - dgdy = (eMaj_dx * eBot_dg - eMaj_dg * eBot_dx) * one_area; - dbdx = (eMaj_db * eBot_dy - eMaj_dy * eBot_db) * one_area; - dbdy = (eMaj_dx * eBot_db - eMaj_db * eBot_dx) * one_area; - - mga_fifo(6); - mga_outl(M_DR6, drdx); - mga_outl(M_DR7, drdy); - mga_outl(M_DR10, dgdx); - mga_outl(M_DR11, dgdy); - mga_outl(M_DR14, dbdx); - mga_outl(M_DR15, dbdy); -#endif - - if (area > 0) { /* major edge on the right */ - if (eBot_dy) { /* have lower triangle */ - mga_fifo(9 + FIFO_CNT_Z + FIFO_CNT_RGB); - - mga_outl(M_AR0, eBot_dy); - if (x2 < x1) { - mga_outl(M_AR1, eBot_dx + eBot_dy - 1); - mga_outl(M_AR2, eBot_dx); - sgn |= M_SDXL; - } else { - mga_outl(M_AR1, -eBot_dx); - mga_outl(M_AR2, -eBot_dx); - } - - mga_outl(M_AR6, eMaj_dy); - if (x3 < x1) { - mga_outl(M_AR4, eMaj_dx + eMaj_dy - 1); - mga_outl(M_AR5, eMaj_dx); - sgn |= M_SDXR; - } else { - mga_outl(M_AR4, -eMaj_dx); - mga_outl(M_AR5, -eMaj_dx); - } - - mga_outl(M_FXBNDRY, (x1<<16) | x1); -#ifdef INTERP_Z - mga_outl(M_DR0, z1<<15); -#endif -#ifdef INTERP_RGB - mga_outl(M_DR4, v1->color[0]<<15); - mga_outl(M_DR8, v1->color[1]<<15); - mga_outl(M_DR12, v1->color[2]<<15); -#endif - mga_outl(M_SGN, sgn); - mga_outl(M_LEN | M_EXEC, eBot_dy); - } else { /* no lower triangle */ - mga_fifo(4 + FIFO_CNT_Z + FIFO_CNT_RGB); - - mga_outl(M_AR6, eMaj_dy); - if (x3 < x1) { - mga_outl(M_AR4, eMaj_dx + eMaj_dy - 1); - mga_outl(M_AR5, eMaj_dx); - sgn |= M_SDXR; - } else { - mga_outl(M_AR4, -eMaj_dx); - mga_outl(M_AR5, -eMaj_dx); - } - - mga_outl(M_FXBNDRY, (x1<<16) | x2); -#ifdef INTERP_Z - mga_outl(M_DR0, z2<<15); -#endif -#ifdef INTERP_RGB - mga_outl(M_DR4, v2->color[0]<<15); - mga_outl(M_DR8, v2->color[1]<<15); - mga_outl(M_DR12, v2->color[2]<<15); -#endif - } - - /* draw upper triangle */ - if (eTop_dy) { - mga_fifo(5); - mga_outl(M_AR0, eTop_dy); - if (x3 < x2) { - mga_outl(M_AR1, eTop_dx + eTop_dy - 1); - mga_outl(M_AR2, eTop_dx); - sgn |= M_SDXL; - } else { - mga_outl(M_AR1, -eTop_dx); - mga_outl(M_AR2, -eTop_dx); - sgn &= ~M_SDXL; - } - mga_outl(M_SGN, sgn); - mga_outl(M_LEN | M_EXEC, eTop_dy); - } - } else { /* major edge on the left */ - if (eBot_dy) { /* have lower triangle */ - mga_fifo(9 + FIFO_CNT_Z + FIFO_CNT_RGB); - - mga_outl(M_AR0, eMaj_dy); - if (x3 < x1) { - mga_outl(M_AR1, eMaj_dx + eMaj_dy - 1); - mga_outl(M_AR2, eMaj_dx); - sgn |= M_SDXL; - } else { - mga_outl(M_AR1, -eMaj_dx); - mga_outl(M_AR2, -eMaj_dx); - } - - mga_outl(M_AR6, eBot_dy); - if (x2 < x1) { - mga_outl(M_AR4, eBot_dx + eBot_dy - 1); - mga_outl(M_AR5, eBot_dx); - sgn |= M_SDXR; - } else { - mga_outl(M_AR4, -eBot_dx); - mga_outl(M_AR5, -eBot_dx); - } - - mga_outl(M_FXBNDRY, (x1<<16) | x1); -#ifdef INTERP_Z - mga_outl(M_DR0, z1<<15); -#endif -#ifdef INTERP_RGB - mga_outl(M_DR4, v1->color[0]<<15); - mga_outl(M_DR8, v1->color[1]<<15); - mga_outl(M_DR12, v1->color[2]<<15); -#endif - mga_outl(M_SGN, sgn); - mga_outl(M_LEN | M_EXEC, eBot_dy); - } else { /* no lower triangle */ - mga_fifo(4 + FIFO_CNT_Z + FIFO_CNT_RGB); - - mga_outl(M_AR0, eMaj_dy); - if (x3 < x1) { - mga_outl(M_AR1, eMaj_dx + eMaj_dy - 1); - mga_outl(M_AR2, eMaj_dx); - sgn |= M_SDXL; - } else { - mga_outl(M_AR1, -eMaj_dx); - mga_outl(M_AR2, -eMaj_dx); - } - - mga_outl(M_FXBNDRY, (x2<<16) | x1); -#ifdef INTERP_Z - mga_outl(M_DR0, z1<<15); -#endif -#ifdef INTERP_RGB - mga_outl(M_DR4, v1->color[0]<<15); - mga_outl(M_DR8, v1->color[1]<<15); - mga_outl(M_DR12, v1->color[2]<<15); -#endif - } - - /* draw upper triangle */ - if (eTop_dy) { - mga_fifo(5); - mga_outl(M_AR6, eTop_dy); - if (x3 < x2) { - mga_outl(M_AR4, eTop_dx + eTop_dy - 1); - mga_outl(M_AR5, eTop_dx); - sgn |= M_SDXR; - } else { - mga_outl(M_AR4, -eTop_dx); - mga_outl(M_AR5, -eTop_dx); - sgn &= ~M_SDXR; - } - mga_outl(M_SGN, sgn); - mga_outl(M_LEN | M_EXEC, eTop_dy); - } - } -} - -#undef FIFO_CNT_RGB -#undef FIFO_CNT_Z - -#undef TRI_SWAP - -#undef SETUP_CODE -#undef INTERP_RGB -#undef INTERP_Z -#undef CULL -#undef TAG +/* + * Mesa 3-D graphics library + * Version: 5.0 + * + * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W triangle template + * + * Copyright (c) 2003 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +/* + * Triangle Rasterizer Template + * + * This file is #include'd to generate custom triangle rasterizers. + * + * The following macros may be defined to indicate what auxillary information + * must be interplated across the triangle: + * INTERP_Z - if defined, interpolate Z values + * INTERP_RGB - if defined, interpolate RGB values + * + * TAG - function name + * CULL - enable culling for: 0=no, 1=back, -1=front + * + * SETUP_CODE - to be executed once per triangle (usually HW init) + * + * For flatshaded primitives, the provoking vertex is the final one. + * This code was designed for the origin to be in the upper-left corner. + * + * Inspired by triangle rasterizer code written by Brian Paul. + */ + + + +#define TRI_SWAP(a, b) \ +do { \ + const MGAvertex *tmp = a; \ + a = b; \ + b = tmp; \ +} while (0) + +void TAG (int cull, const MGAvertex *v1, const MGAvertex *v2, const MGAvertex *v3) +{ + int area; + int x1, y1, x2, y2, x3, y3; + int eMaj_dx, eMaj_dy, eBot_dx, eBot_dy, eTop_dx, eTop_dy; +#ifdef INTERP_RGB +#define FIFO_CNT_RGB 3 + int eMaj_dr, eBot_dr, eMaj_dg, eBot_dg, eMaj_db, eBot_db; + int drdx, drdy, dgdx, dgdy, dbdx, dbdy; +#else +#define FIFO_CNT_RGB 0 +#endif +#ifdef INTERP_Z +#define FIFO_CNT_Z 1 + int dzdx, dzdy; + int eMaj_dz, eBot_dz; + int z1, z2, z3; +#else +#define FIFO_CNT_Z 0 +#endif + +#if defined(INTERP_Z) || defined(INTERP_RGB) + double one_area; +#ifndef INTERP_RGB + int red = v3->color[0]; + int green = v3->color[1]; + int blue = v3->color[2]; +#endif +#else + unsigned long color = mga_mixrgb_full(v3->color); +#endif + + int sgn = 0; + + /* sort along the vertical axis */ + if (v2->win[1] < v1->win[1]) { + TRI_SWAP(v1, v2); +#ifdef CULL + cull = -cull; +#endif + } + + if (v3->win[1] < v1->win[1]) { + TRI_SWAP(v1, v3); + TRI_SWAP(v2, v3); + } else if (v3->win[1] < v2->win[1]) { + TRI_SWAP(v2, v3); +#ifdef CULL + cull = -cull; +#endif + } + + x1 = v1->win[0]; + y1 = v1->win[1]; + x2 = v2->win[0]; + y2 = v2->win[1]; + x3 = v3->win[0]; + y3 = v3->win[1]; + + /* compute deltas for each edge */ + eMaj_dx = x3 - x1; + eMaj_dy = y3 - y1; + eBot_dx = x2 - x1; + eBot_dy = y2 - y1; + eTop_dx = x3 - x2; + eTop_dy = y3 - y2; + + /* compute area */ + if ((area = eMaj_dx * eBot_dy - eBot_dx * eMaj_dy) == 0) { + return; + } +#ifdef CULL + if ((area * cull) > 0) { + return; + } +#endif + + mga_select(); + + /* set engine state */ +#ifdef SETUP_CODE + SETUP_CODE +#endif + + /* draw lower triangle */ +#if defined(INTERP_Z) || defined(INTERP_RGB) + one_area = (double)(1<<15) / (double)area; + mga_fifo(1); +#else + mga_fifo(2); + mga_outl(M_FCOL, color); +#endif + mga_outl(M_YDST, y1); + +#ifdef INTERP_Z + z1 = v1->win[2]; + z2 = v2->win[2]; + z3 = v3->win[2]; + + /* compute d?/dx and d?/dy derivatives */ + eMaj_dz = z3 - z1; + eBot_dz = z2 - z1; + dzdx = (eMaj_dz * eBot_dy - eMaj_dy * eBot_dz) * one_area; + dzdy = (eMaj_dx * eBot_dz - eMaj_dz * eBot_dx) * one_area; + +#ifndef INTERP_RGB + mga_fifo(11); + mga_outl(M_DR2, dzdx); + mga_outl(M_DR3, dzdy); + mga_outl(M_DR4, red<<15); + mga_outl(M_DR6, 0); + mga_outl(M_DR7, 0); + mga_outl(M_DR8, green<<15); + mga_outl(M_DR10, 0); + mga_outl(M_DR11, 0); + mga_outl(M_DR12, blue<<15); + mga_outl(M_DR14, 0); + mga_outl(M_DR15, 0); +#else + mga_fifo(2); + mga_outl(M_DR2, dzdx); + mga_outl(M_DR3, dzdy); +#endif +#endif + +#ifdef INTERP_RGB + /* compute color deltas */ + eMaj_dr = v3->color[0] - v1->color[0]; + eBot_dr = v2->color[0] - v1->color[0]; + eMaj_dg = v3->color[1] - v1->color[1]; + eBot_dg = v2->color[1] - v1->color[1]; + eMaj_db = v3->color[2] - v1->color[2]; + eBot_db = v2->color[2] - v1->color[2]; + + /* compute color increments */ + drdx = (eMaj_dr * eBot_dy - eMaj_dy * eBot_dr) * one_area; + drdy = (eMaj_dx * eBot_dr - eMaj_dr * eBot_dx) * one_area; + dgdx = (eMaj_dg * eBot_dy - eMaj_dy * eBot_dg) * one_area; + dgdy = (eMaj_dx * eBot_dg - eMaj_dg * eBot_dx) * one_area; + dbdx = (eMaj_db * eBot_dy - eMaj_dy * eBot_db) * one_area; + dbdy = (eMaj_dx * eBot_db - eMaj_db * eBot_dx) * one_area; + + mga_fifo(6); + mga_outl(M_DR6, drdx); + mga_outl(M_DR7, drdy); + mga_outl(M_DR10, dgdx); + mga_outl(M_DR11, dgdy); + mga_outl(M_DR14, dbdx); + mga_outl(M_DR15, dbdy); +#endif + + if (area > 0) { /* major edge on the right */ + if (eBot_dy) { /* have lower triangle */ + mga_fifo(9 + FIFO_CNT_Z + FIFO_CNT_RGB); + + mga_outl(M_AR0, eBot_dy); + if (x2 < x1) { + mga_outl(M_AR1, eBot_dx + eBot_dy - 1); + mga_outl(M_AR2, eBot_dx); + sgn |= M_SDXL; + } else { + mga_outl(M_AR1, -eBot_dx); + mga_outl(M_AR2, -eBot_dx); + } + + mga_outl(M_AR6, eMaj_dy); + if (x3 < x1) { + mga_outl(M_AR4, eMaj_dx + eMaj_dy - 1); + mga_outl(M_AR5, eMaj_dx); + sgn |= M_SDXR; + } else { + mga_outl(M_AR4, -eMaj_dx); + mga_outl(M_AR5, -eMaj_dx); + } + + mga_outl(M_FXBNDRY, (x1<<16) | x1); +#ifdef INTERP_Z + mga_outl(M_DR0, z1<<15); +#endif +#ifdef INTERP_RGB + mga_outl(M_DR4, v1->color[0]<<15); + mga_outl(M_DR8, v1->color[1]<<15); + mga_outl(M_DR12, v1->color[2]<<15); +#endif + mga_outl(M_SGN, sgn); + mga_outl(M_LEN | M_EXEC, eBot_dy); + } else { /* no lower triangle */ + mga_fifo(4 + FIFO_CNT_Z + FIFO_CNT_RGB); + + mga_outl(M_AR6, eMaj_dy); + if (x3 < x1) { + mga_outl(M_AR4, eMaj_dx + eMaj_dy - 1); + mga_outl(M_AR5, eMaj_dx); + sgn |= M_SDXR; + } else { + mga_outl(M_AR4, -eMaj_dx); + mga_outl(M_AR5, -eMaj_dx); + } + + mga_outl(M_FXBNDRY, (x1<<16) | x2); +#ifdef INTERP_Z + mga_outl(M_DR0, z2<<15); +#endif +#ifdef INTERP_RGB + mga_outl(M_DR4, v2->color[0]<<15); + mga_outl(M_DR8, v2->color[1]<<15); + mga_outl(M_DR12, v2->color[2]<<15); +#endif + } + + /* draw upper triangle */ + if (eTop_dy) { + mga_fifo(5); + mga_outl(M_AR0, eTop_dy); + if (x3 < x2) { + mga_outl(M_AR1, eTop_dx + eTop_dy - 1); + mga_outl(M_AR2, eTop_dx); + sgn |= M_SDXL; + } else { + mga_outl(M_AR1, -eTop_dx); + mga_outl(M_AR2, -eTop_dx); + sgn &= ~M_SDXL; + } + mga_outl(M_SGN, sgn); + mga_outl(M_LEN | M_EXEC, eTop_dy); + } + } else { /* major edge on the left */ + if (eBot_dy) { /* have lower triangle */ + mga_fifo(9 + FIFO_CNT_Z + FIFO_CNT_RGB); + + mga_outl(M_AR0, eMaj_dy); + if (x3 < x1) { + mga_outl(M_AR1, eMaj_dx + eMaj_dy - 1); + mga_outl(M_AR2, eMaj_dx); + sgn |= M_SDXL; + } else { + mga_outl(M_AR1, -eMaj_dx); + mga_outl(M_AR2, -eMaj_dx); + } + + mga_outl(M_AR6, eBot_dy); + if (x2 < x1) { + mga_outl(M_AR4, eBot_dx + eBot_dy - 1); + mga_outl(M_AR5, eBot_dx); + sgn |= M_SDXR; + } else { + mga_outl(M_AR4, -eBot_dx); + mga_outl(M_AR5, -eBot_dx); + } + + mga_outl(M_FXBNDRY, (x1<<16) | x1); +#ifdef INTERP_Z + mga_outl(M_DR0, z1<<15); +#endif +#ifdef INTERP_RGB + mga_outl(M_DR4, v1->color[0]<<15); + mga_outl(M_DR8, v1->color[1]<<15); + mga_outl(M_DR12, v1->color[2]<<15); +#endif + mga_outl(M_SGN, sgn); + mga_outl(M_LEN | M_EXEC, eBot_dy); + } else { /* no lower triangle */ + mga_fifo(4 + FIFO_CNT_Z + FIFO_CNT_RGB); + + mga_outl(M_AR0, eMaj_dy); + if (x3 < x1) { + mga_outl(M_AR1, eMaj_dx + eMaj_dy - 1); + mga_outl(M_AR2, eMaj_dx); + sgn |= M_SDXL; + } else { + mga_outl(M_AR1, -eMaj_dx); + mga_outl(M_AR2, -eMaj_dx); + } + + mga_outl(M_FXBNDRY, (x2<<16) | x1); +#ifdef INTERP_Z + mga_outl(M_DR0, z1<<15); +#endif +#ifdef INTERP_RGB + mga_outl(M_DR4, v1->color[0]<<15); + mga_outl(M_DR8, v1->color[1]<<15); + mga_outl(M_DR12, v1->color[2]<<15); +#endif + } + + /* draw upper triangle */ + if (eTop_dy) { + mga_fifo(5); + mga_outl(M_AR6, eTop_dy); + if (x3 < x2) { + mga_outl(M_AR4, eTop_dx + eTop_dy - 1); + mga_outl(M_AR5, eTop_dx); + sgn |= M_SDXR; + } else { + mga_outl(M_AR4, -eTop_dx); + mga_outl(M_AR5, -eTop_dx); + sgn &= ~M_SDXR; + } + mga_outl(M_SGN, sgn); + mga_outl(M_LEN | M_EXEC, eTop_dy); + } + } +} + +#undef FIFO_CNT_RGB +#undef FIFO_CNT_Z + +#undef TRI_SWAP + +#undef SETUP_CODE +#undef INTERP_RGB +#undef INTERP_Z +#undef CULL +#undef TAG diff --git a/src/mesa/drivers/dos/mga/m_ttemp2.h b/src/mesa/drivers/dos/mga/m_ttemp2.h index 2933f2b1a9..13ca87d348 100644 --- a/src/mesa/drivers/dos/mga/m_ttemp2.h +++ b/src/mesa/drivers/dos/mga/m_ttemp2.h @@ -1,375 +1,375 @@ -/* - * Mesa 3-D graphics library - * Version: 5.0 - * - * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W triangle template - * - * Copyright (c) 2003 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -/* - * Triangle Rasterizer Template - * - * This file is #include'd to generate custom triangle rasterizers. - * - * The following macros may be defined to indicate what auxillary information - * must be interplated across the triangle: - * INTERP_Z - if defined, interpolate Z values - * INTERP_RGB - if defined, interpolate RGB values - * - * TAG - function name - * CULL - enable culling for: 0=no, 1=back, -1=front - * - * SETUP_CODE - to be executed once per triangle (usually HW init) - * - * For flatshaded primitives, the provoking vertex is the final one. - * This code was designed for the origin to be in the upper-left corner. - * - * Inspired by triangle rasterizer code written by Brian Paul. - */ - - - -#define TRI_SWAP(a, b) \ -do { \ - const MGAvertex *tmp = a; \ - a = b; \ - b = tmp; \ -} while (0) - -void TAG (int cull, const MGAvertex *v1, const MGAvertex *v2, const MGAvertex *v3) -{ - int area; - int x1, y1, x2, y2, x3, y3; - int eMaj_dx, eMaj_dy, eBot_dx, eBot_dy, eTop_dx, eTop_dy; -#ifdef INTERP_RGB -#define FIFO_CNT_RGB 3 - int eMaj_dr, eBot_dr, eMaj_dg, eBot_dg, eMaj_db, eBot_db; - int drdx, drdy, dgdx, dgdy, dbdx, dbdy; -#else -#define FIFO_CNT_RGB 0 -#endif -#ifdef INTERP_Z -#define FIFO_CNT_Z 1 - int dzdx, dzdy; - int eMaj_dz, eBot_dz; - int z1, z2, z3; -#else -#define FIFO_CNT_Z 0 -#endif - -#if defined(INTERP_Z) || defined(INTERP_RGB) -#ifndef INTERP_RGB - int red = v3->color[0]; - int green = v3->color[1]; - int blue = v3->color[2]; -#endif -#else - unsigned long color = mga_mixrgb_full(v3->color); -#endif - - int sgn = 0; - - /* sort along the vertical axis */ - if (v2->win[1] < v1->win[1]) { - TRI_SWAP(v1, v2); -#ifdef CULL - cull = -cull; -#endif - } - - if (v3->win[1] < v1->win[1]) { - TRI_SWAP(v1, v3); - TRI_SWAP(v2, v3); - } else if (v3->win[1] < v2->win[1]) { - TRI_SWAP(v2, v3); -#ifdef CULL - cull = -cull; -#endif - } - - x1 = v1->win[0]; - y1 = v1->win[1]; - x2 = v2->win[0]; - y2 = v2->win[1]; - x3 = v3->win[0]; - y3 = v3->win[1]; - - /* compute deltas for each edge */ - eMaj_dx = x3 - x1; - eMaj_dy = y3 - y1; - eBot_dx = x2 - x1; - eBot_dy = y2 - y1; - eTop_dx = x3 - x2; - eTop_dy = y3 - y2; - - /* compute area */ - if ((area = eMaj_dx * eBot_dy - eBot_dx * eMaj_dy) == 0) { - return; - } -#ifdef CULL - if ((area * cull) > 0) { - return; - } -#endif - - mga_select(); - - /* set engine state */ -#ifdef SETUP_CODE - SETUP_CODE -#endif - - /* draw lower triangle */ -#if defined(INTERP_Z) || defined(INTERP_RGB) - mga_fifo(1); -#else - mga_fifo(2); - mga_outl(M_FCOL, color); -#endif - mga_outl(M_YDST, y1); - -#ifdef INTERP_Z - z1 = v1->win[2]; - z2 = v2->win[2]; - z3 = v3->win[2]; - - /* compute d?/dx and d?/dy derivatives */ - eMaj_dz = z3 - z1; - eBot_dz = z2 - z1; - dzdx = ((long long)(eMaj_dz * eBot_dy - eMaj_dy * eBot_dz)<<15) / area; - dzdy = ((long long)(eMaj_dx * eBot_dz - eMaj_dz * eBot_dx)<<15) / area; - -#ifndef INTERP_RGB - mga_fifo(11); - mga_outl(M_DR2, dzdx); - mga_outl(M_DR3, dzdy); - mga_outl(M_DR4, red<<15); - mga_outl(M_DR6, 0); - mga_outl(M_DR7, 0); - mga_outl(M_DR8, green<<15); - mga_outl(M_DR10, 0); - mga_outl(M_DR11, 0); - mga_outl(M_DR12, blue<<15); - mga_outl(M_DR14, 0); - mga_outl(M_DR15, 0); -#else - mga_fifo(2); - mga_outl(M_DR2, dzdx); - mga_outl(M_DR3, dzdy); -#endif -#endif - -#ifdef INTERP_RGB - /* compute color deltas */ - eMaj_dr = v3->color[0] - v1->color[0]; - eBot_dr = v2->color[0] - v1->color[0]; - eMaj_dg = v3->color[1] - v1->color[1]; - eBot_dg = v2->color[1] - v1->color[1]; - eMaj_db = v3->color[2] - v1->color[2]; - eBot_db = v2->color[2] - v1->color[2]; - - /* compute color increments */ - drdx = ((long long)(eMaj_dr * eBot_dy - eMaj_dy * eBot_dr)<<15) / area; - drdy = ((long long)(eMaj_dx * eBot_dr - eMaj_dr * eBot_dx)<<15) / area; - dgdx = ((long long)(eMaj_dg * eBot_dy - eMaj_dy * eBot_dg)<<15) / area; - dgdy = ((long long)(eMaj_dx * eBot_dg - eMaj_dg * eBot_dx)<<15) / area; - dbdx = ((long long)(eMaj_db * eBot_dy - eMaj_dy * eBot_db)<<15) / area; - dbdy = ((long long)(eMaj_dx * eBot_db - eMaj_db * eBot_dx)<<15) / area; - - mga_fifo(6); - mga_outl(M_DR6, drdx); - mga_outl(M_DR7, drdy); - mga_outl(M_DR10, dgdx); - mga_outl(M_DR11, dgdy); - mga_outl(M_DR14, dbdx); - mga_outl(M_DR15, dbdy); -#endif - - if (area > 0) { /* major edge on the right */ - if (eBot_dy) { /* have lower triangle */ - mga_fifo(9 + FIFO_CNT_Z + FIFO_CNT_RGB); - - mga_outl(M_AR0, eBot_dy); - if (x2 < x1) { - mga_outl(M_AR1, eBot_dx + eBot_dy - 1); - mga_outl(M_AR2, eBot_dx); - sgn |= M_SDXL; - } else { - mga_outl(M_AR1, -eBot_dx); - mga_outl(M_AR2, -eBot_dx); - } - - mga_outl(M_AR6, eMaj_dy); - if (x3 < x1) { - mga_outl(M_AR4, eMaj_dx + eMaj_dy - 1); - mga_outl(M_AR5, eMaj_dx); - sgn |= M_SDXR; - } else { - mga_outl(M_AR4, -eMaj_dx); - mga_outl(M_AR5, -eMaj_dx); - } - - mga_outl(M_FXBNDRY, (x1<<16) | x1); -#ifdef INTERP_Z - mga_outl(M_DR0, z1<<15); -#endif -#ifdef INTERP_RGB - mga_outl(M_DR4, v1->color[0]<<15); - mga_outl(M_DR8, v1->color[1]<<15); - mga_outl(M_DR12, v1->color[2]<<15); -#endif - mga_outl(M_SGN, sgn); - mga_outl(M_LEN | M_EXEC, eBot_dy); - } else { /* no lower triangle */ - mga_fifo(4 + FIFO_CNT_Z + FIFO_CNT_RGB); - - mga_outl(M_AR6, eMaj_dy); - if (x3 < x1) { - mga_outl(M_AR4, eMaj_dx + eMaj_dy - 1); - mga_outl(M_AR5, eMaj_dx); - sgn |= M_SDXR; - } else { - mga_outl(M_AR4, -eMaj_dx); - mga_outl(M_AR5, -eMaj_dx); - } - - mga_outl(M_FXBNDRY, (x1<<16) | x2); -#ifdef INTERP_Z - mga_outl(M_DR0, z2<<15); -#endif -#ifdef INTERP_RGB - mga_outl(M_DR4, v2->color[0]<<15); - mga_outl(M_DR8, v2->color[1]<<15); - mga_outl(M_DR12, v2->color[2]<<15); -#endif - } - - /* draw upper triangle */ - if (eTop_dy) { - mga_fifo(5); - mga_outl(M_AR0, eTop_dy); - if (x3 < x2) { - mga_outl(M_AR1, eTop_dx + eTop_dy - 1); - mga_outl(M_AR2, eTop_dx); - sgn |= M_SDXL; - } else { - mga_outl(M_AR1, -eTop_dx); - mga_outl(M_AR2, -eTop_dx); - sgn &= ~M_SDXL; - } - mga_outl(M_SGN, sgn); - mga_outl(M_LEN | M_EXEC, eTop_dy); - } - } else { /* major edge on the left */ - if (eBot_dy) { /* have lower triangle */ - mga_fifo(9 + FIFO_CNT_Z + FIFO_CNT_RGB); - - mga_outl(M_AR0, eMaj_dy); - if (x3 < x1) { - mga_outl(M_AR1, eMaj_dx + eMaj_dy - 1); - mga_outl(M_AR2, eMaj_dx); - sgn |= M_SDXL; - } else { - mga_outl(M_AR1, -eMaj_dx); - mga_outl(M_AR2, -eMaj_dx); - } - - mga_outl(M_AR6, eBot_dy); - if (x2 < x1) { - mga_outl(M_AR4, eBot_dx + eBot_dy - 1); - mga_outl(M_AR5, eBot_dx); - sgn |= M_SDXR; - } else { - mga_outl(M_AR4, -eBot_dx); - mga_outl(M_AR5, -eBot_dx); - } - - mga_outl(M_FXBNDRY, (x1<<16) | x1); -#ifdef INTERP_Z - mga_outl(M_DR0, z1<<15); -#endif -#ifdef INTERP_RGB - mga_outl(M_DR4, v1->color[0]<<15); - mga_outl(M_DR8, v1->color[1]<<15); - mga_outl(M_DR12, v1->color[2]<<15); -#endif - mga_outl(M_SGN, sgn); - mga_outl(M_LEN | M_EXEC, eBot_dy); - } else { /* no lower triangle */ - mga_fifo(4 + FIFO_CNT_Z + FIFO_CNT_RGB); - - mga_outl(M_AR0, eMaj_dy); - if (x3 < x1) { - mga_outl(M_AR1, eMaj_dx + eMaj_dy - 1); - mga_outl(M_AR2, eMaj_dx); - sgn |= M_SDXL; - } else { - mga_outl(M_AR1, -eMaj_dx); - mga_outl(M_AR2, -eMaj_dx); - } - - mga_outl(M_FXBNDRY, (x2<<16) | x1); -#ifdef INTERP_Z - mga_outl(M_DR0, z1<<15); -#endif -#ifdef INTERP_RGB - mga_outl(M_DR4, v1->color[0]<<15); - mga_outl(M_DR8, v1->color[1]<<15); - mga_outl(M_DR12, v1->color[2]<<15); -#endif - } - - /* draw upper triangle */ - if (eTop_dy) { - mga_fifo(5); - mga_outl(M_AR6, eTop_dy); - if (x3 < x2) { - mga_outl(M_AR4, eTop_dx + eTop_dy - 1); - mga_outl(M_AR5, eTop_dx); - sgn |= M_SDXR; - } else { - mga_outl(M_AR4, -eTop_dx); - mga_outl(M_AR5, -eTop_dx); - sgn &= ~M_SDXR; - } - mga_outl(M_SGN, sgn); - mga_outl(M_LEN | M_EXEC, eTop_dy); - } - } -} - -#undef FIFO_CNT_RGB -#undef FIFO_CNT_Z - -#undef TRI_SWAP - -#undef SETUP_CODE -#undef INTERP_RGB -#undef INTERP_Z -#undef CULL -#undef TAG +/* + * Mesa 3-D graphics library + * Version: 5.0 + * + * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W triangle template + * + * Copyright (c) 2003 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +/* + * Triangle Rasterizer Template + * + * This file is #include'd to generate custom triangle rasterizers. + * + * The following macros may be defined to indicate what auxillary information + * must be interplated across the triangle: + * INTERP_Z - if defined, interpolate Z values + * INTERP_RGB - if defined, interpolate RGB values + * + * TAG - function name + * CULL - enable culling for: 0=no, 1=back, -1=front + * + * SETUP_CODE - to be executed once per triangle (usually HW init) + * + * For flatshaded primitives, the provoking vertex is the final one. + * This code was designed for the origin to be in the upper-left corner. + * + * Inspired by triangle rasterizer code written by Brian Paul. + */ + + + +#define TRI_SWAP(a, b) \ +do { \ + const MGAvertex *tmp = a; \ + a = b; \ + b = tmp; \ +} while (0) + +void TAG (int cull, const MGAvertex *v1, const MGAvertex *v2, const MGAvertex *v3) +{ + int area; + int x1, y1, x2, y2, x3, y3; + int eMaj_dx, eMaj_dy, eBot_dx, eBot_dy, eTop_dx, eTop_dy; +#ifdef INTERP_RGB +#define FIFO_CNT_RGB 3 + int eMaj_dr, eBot_dr, eMaj_dg, eBot_dg, eMaj_db, eBot_db; + int drdx, drdy, dgdx, dgdy, dbdx, dbdy; +#else +#define FIFO_CNT_RGB 0 +#endif +#ifdef INTERP_Z +#define FIFO_CNT_Z 1 + int dzdx, dzdy; + int eMaj_dz, eBot_dz; + int z1, z2, z3; +#else +#define FIFO_CNT_Z 0 +#endif + +#if defined(INTERP_Z) || defined(INTERP_RGB) +#ifndef INTERP_RGB + int red = v3->color[0]; + int green = v3->color[1]; + int blue = v3->color[2]; +#endif +#else + unsigned long color = mga_mixrgb_full(v3->color); +#endif + + int sgn = 0; + + /* sort along the vertical axis */ + if (v2->win[1] < v1->win[1]) { + TRI_SWAP(v1, v2); +#ifdef CULL + cull = -cull; +#endif + } + + if (v3->win[1] < v1->win[1]) { + TRI_SWAP(v1, v3); + TRI_SWAP(v2, v3); + } else if (v3->win[1] < v2->win[1]) { + TRI_SWAP(v2, v3); +#ifdef CULL + cull = -cull; +#endif + } + + x1 = v1->win[0]; + y1 = v1->win[1]; + x2 = v2->win[0]; + y2 = v2->win[1]; + x3 = v3->win[0]; + y3 = v3->win[1]; + + /* compute deltas for each edge */ + eMaj_dx = x3 - x1; + eMaj_dy = y3 - y1; + eBot_dx = x2 - x1; + eBot_dy = y2 - y1; + eTop_dx = x3 - x2; + eTop_dy = y3 - y2; + + /* compute area */ + if ((area = eMaj_dx * eBot_dy - eBot_dx * eMaj_dy) == 0) { + return; + } +#ifdef CULL + if ((area * cull) > 0) { + return; + } +#endif + + mga_select(); + + /* set engine state */ +#ifdef SETUP_CODE + SETUP_CODE +#endif + + /* draw lower triangle */ +#if defined(INTERP_Z) || defined(INTERP_RGB) + mga_fifo(1); +#else + mga_fifo(2); + mga_outl(M_FCOL, color); +#endif + mga_outl(M_YDST, y1); + +#ifdef INTERP_Z + z1 = v1->win[2]; + z2 = v2->win[2]; + z3 = v3->win[2]; + + /* compute d?/dx and d?/dy derivatives */ + eMaj_dz = z3 - z1; + eBot_dz = z2 - z1; + dzdx = ((long long)(eMaj_dz * eBot_dy - eMaj_dy * eBot_dz)<<15) / area; + dzdy = ((long long)(eMaj_dx * eBot_dz - eMaj_dz * eBot_dx)<<15) / area; + +#ifndef INTERP_RGB + mga_fifo(11); + mga_outl(M_DR2, dzdx); + mga_outl(M_DR3, dzdy); + mga_outl(M_DR4, red<<15); + mga_outl(M_DR6, 0); + mga_outl(M_DR7, 0); + mga_outl(M_DR8, green<<15); + mga_outl(M_DR10, 0); + mga_outl(M_DR11, 0); + mga_outl(M_DR12, blue<<15); + mga_outl(M_DR14, 0); + mga_outl(M_DR15, 0); +#else + mga_fifo(2); + mga_outl(M_DR2, dzdx); + mga_outl(M_DR3, dzdy); +#endif +#endif + +#ifdef INTERP_RGB + /* compute color deltas */ + eMaj_dr = v3->color[0] - v1->color[0]; + eBot_dr = v2->color[0] - v1->color[0]; + eMaj_dg = v3->color[1] - v1->color[1]; + eBot_dg = v2->color[1] - v1->color[1]; + eMaj_db = v3->color[2] - v1->color[2]; + eBot_db = v2->color[2] - v1->color[2]; + + /* compute color increments */ + drdx = ((long long)(eMaj_dr * eBot_dy - eMaj_dy * eBot_dr)<<15) / area; + drdy = ((long long)(eMaj_dx * eBot_dr - eMaj_dr * eBot_dx)<<15) / area; + dgdx = ((long long)(eMaj_dg * eBot_dy - eMaj_dy * eBot_dg)<<15) / area; + dgdy = ((long long)(eMaj_dx * eBot_dg - eMaj_dg * eBot_dx)<<15) / area; + dbdx = ((long long)(eMaj_db * eBot_dy - eMaj_dy * eBot_db)<<15) / area; + dbdy = ((long long)(eMaj_dx * eBot_db - eMaj_db * eBot_dx)<<15) / area; + + mga_fifo(6); + mga_outl(M_DR6, drdx); + mga_outl(M_DR7, drdy); + mga_outl(M_DR10, dgdx); + mga_outl(M_DR11, dgdy); + mga_outl(M_DR14, dbdx); + mga_outl(M_DR15, dbdy); +#endif + + if (area > 0) { /* major edge on the right */ + if (eBot_dy) { /* have lower triangle */ + mga_fifo(9 + FIFO_CNT_Z + FIFO_CNT_RGB); + + mga_outl(M_AR0, eBot_dy); + if (x2 < x1) { + mga_outl(M_AR1, eBot_dx + eBot_dy - 1); + mga_outl(M_AR2, eBot_dx); + sgn |= M_SDXL; + } else { + mga_outl(M_AR1, -eBot_dx); + mga_outl(M_AR2, -eBot_dx); + } + + mga_outl(M_AR6, eMaj_dy); + if (x3 < x1) { + mga_outl(M_AR4, eMaj_dx + eMaj_dy - 1); + mga_outl(M_AR5, eMaj_dx); + sgn |= M_SDXR; + } else { + mga_outl(M_AR4, -eMaj_dx); + mga_outl(M_AR5, -eMaj_dx); + } + + mga_outl(M_FXBNDRY, (x1<<16) | x1); +#ifdef INTERP_Z + mga_outl(M_DR0, z1<<15); +#endif +#ifdef INTERP_RGB + mga_outl(M_DR4, v1->color[0]<<15); + mga_outl(M_DR8, v1->color[1]<<15); + mga_outl(M_DR12, v1->color[2]<<15); +#endif + mga_outl(M_SGN, sgn); + mga_outl(M_LEN | M_EXEC, eBot_dy); + } else { /* no lower triangle */ + mga_fifo(4 + FIFO_CNT_Z + FIFO_CNT_RGB); + + mga_outl(M_AR6, eMaj_dy); + if (x3 < x1) { + mga_outl(M_AR4, eMaj_dx + eMaj_dy - 1); + mga_outl(M_AR5, eMaj_dx); + sgn |= M_SDXR; + } else { + mga_outl(M_AR4, -eMaj_dx); + mga_outl(M_AR5, -eMaj_dx); + } + + mga_outl(M_FXBNDRY, (x1<<16) | x2); +#ifdef INTERP_Z + mga_outl(M_DR0, z2<<15); +#endif +#ifdef INTERP_RGB + mga_outl(M_DR4, v2->color[0]<<15); + mga_outl(M_DR8, v2->color[1]<<15); + mga_outl(M_DR12, v2->color[2]<<15); +#endif + } + + /* draw upper triangle */ + if (eTop_dy) { + mga_fifo(5); + mga_outl(M_AR0, eTop_dy); + if (x3 < x2) { + mga_outl(M_AR1, eTop_dx + eTop_dy - 1); + mga_outl(M_AR2, eTop_dx); + sgn |= M_SDXL; + } else { + mga_outl(M_AR1, -eTop_dx); + mga_outl(M_AR2, -eTop_dx); + sgn &= ~M_SDXL; + } + mga_outl(M_SGN, sgn); + mga_outl(M_LEN | M_EXEC, eTop_dy); + } + } else { /* major edge on the left */ + if (eBot_dy) { /* have lower triangle */ + mga_fifo(9 + FIFO_CNT_Z + FIFO_CNT_RGB); + + mga_outl(M_AR0, eMaj_dy); + if (x3 < x1) { + mga_outl(M_AR1, eMaj_dx + eMaj_dy - 1); + mga_outl(M_AR2, eMaj_dx); + sgn |= M_SDXL; + } else { + mga_outl(M_AR1, -eMaj_dx); + mga_outl(M_AR2, -eMaj_dx); + } + + mga_outl(M_AR6, eBot_dy); + if (x2 < x1) { + mga_outl(M_AR4, eBot_dx + eBot_dy - 1); + mga_outl(M_AR5, eBot_dx); + sgn |= M_SDXR; + } else { + mga_outl(M_AR4, -eBot_dx); + mga_outl(M_AR5, -eBot_dx); + } + + mga_outl(M_FXBNDRY, (x1<<16) | x1); +#ifdef INTERP_Z + mga_outl(M_DR0, z1<<15); +#endif +#ifdef INTERP_RGB + mga_outl(M_DR4, v1->color[0]<<15); + mga_outl(M_DR8, v1->color[1]<<15); + mga_outl(M_DR12, v1->color[2]<<15); +#endif + mga_outl(M_SGN, sgn); + mga_outl(M_LEN | M_EXEC, eBot_dy); + } else { /* no lower triangle */ + mga_fifo(4 + FIFO_CNT_Z + FIFO_CNT_RGB); + + mga_outl(M_AR0, eMaj_dy); + if (x3 < x1) { + mga_outl(M_AR1, eMaj_dx + eMaj_dy - 1); + mga_outl(M_AR2, eMaj_dx); + sgn |= M_SDXL; + } else { + mga_outl(M_AR1, -eMaj_dx); + mga_outl(M_AR2, -eMaj_dx); + } + + mga_outl(M_FXBNDRY, (x2<<16) | x1); +#ifdef INTERP_Z + mga_outl(M_DR0, z1<<15); +#endif +#ifdef INTERP_RGB + mga_outl(M_DR4, v1->color[0]<<15); + mga_outl(M_DR8, v1->color[1]<<15); + mga_outl(M_DR12, v1->color[2]<<15); +#endif + } + + /* draw upper triangle */ + if (eTop_dy) { + mga_fifo(5); + mga_outl(M_AR6, eTop_dy); + if (x3 < x2) { + mga_outl(M_AR4, eTop_dx + eTop_dy - 1); + mga_outl(M_AR5, eTop_dx); + sgn |= M_SDXR; + } else { + mga_outl(M_AR4, -eTop_dx); + mga_outl(M_AR5, -eTop_dx); + sgn &= ~M_SDXR; + } + mga_outl(M_SGN, sgn); + mga_outl(M_LEN | M_EXEC, eTop_dy); + } + } +} + +#undef FIFO_CNT_RGB +#undef FIFO_CNT_Z + +#undef TRI_SWAP + +#undef SETUP_CODE +#undef INTERP_RGB +#undef INTERP_Z +#undef CULL +#undef TAG diff --git a/src/mesa/drivers/dos/mga/mga.c b/src/mesa/drivers/dos/mga/mga.c index 27afba0ba0..5b0ee6437e 100644 --- a/src/mesa/drivers/dos/mga/mga.c +++ b/src/mesa/drivers/dos/mga/mga.c @@ -1,1536 +1,1536 @@ -/* - * Mesa 3-D graphics library - * Version: 5.0 - * - * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W - * - * Copyright (c) 2003 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - * - * Thanks to Shawn Hargreaves for FreeBE/AF - */ - - -#include -#include -#include - -#include "../internal.h" -#include "mga_reg.h" -#include "mga_hw.h" -#include "mga_mode.h" -#include "mga.h" - - - -/* cached drawing engine state */ -#define OP_NONE 0 - -#define OP_DRAWRECT (\ - M_DWG_TRAP | /* opcod */ \ - M_DWG_BLK | /* atype */ \ - /* linear */ \ - M_DWG_NOZCMP | /* zmode */ \ - M_DWG_SOLID | /* solid */ \ - M_DWG_ARZERO | /* arzero */ \ - M_DWG_SGNZERO | /* sgnzero */ \ - M_DWG_SHFTZERO | /* shftzero */ \ - M_DWG_BOP_SRC /* bop */ \ - /* trans */ \ - /* bltmod */ \ - /* pattern */ \ - /* transc */ ) -#define OP_DRAWRECT_TX32BGR (\ - M_DWG_TEXTURE_TRAP | /* opcod */ \ - M_DWG_I | /* atype */ \ - /* linear */ \ - M_DWG_NOZCMP | /* zmode */ \ - /* solid */ \ - M_DWG_ARZERO | /* arzero */ \ - M_DWG_SGNZERO | /* sgnzero */ \ - M_DWG_SHFTZERO | /* shftzero */ \ - M_DWG_BOP_SRC | /* bop */ \ - /* trans */ \ - M_DWG_BU32BGR /* bltmod */ \ - /* pattern */ \ - /* transc */ ) -#define OP_DRAWRECT_TX24BGR (\ - M_DWG_TEXTURE_TRAP | /* opcod */ \ - M_DWG_I | /* atype */ \ - /* linear */ \ - M_DWG_NOZCMP | /* zmode */ \ - /* solid */ \ - M_DWG_ARZERO | /* arzero */ \ - M_DWG_SGNZERO | /* sgnzero */ \ - M_DWG_SHFTZERO | /* shftzero */ \ - M_DWG_BOP_SRC | /* bop */ \ - /* trans */ \ - M_DWG_BU24BGR /* bltmod */ \ - /* pattern */ \ - /* transc */ ) -#define OP_DRAWLINE (\ - M_DWG_AUTOLINE_CLOSE | /* opcod */ \ - M_DWG_RPL | /* atype */ \ - /* linear */ \ - M_DWG_NOZCMP | /* zmode */ \ - M_DWG_SOLID | /* solid */ \ - /* arzero */ \ - /* sgnzero */ \ - M_DWG_SHFTZERO | /* shftzero */ \ - M_DWG_BOP_SRC | /* bop */ \ - /* trans */ \ - M_DWG_BFCOL /* bltmod */ \ - /* pattern */ \ - /* transc */ ) -#define OP_DRAWLINE_I (\ - M_DWG_AUTOLINE_CLOSE | /* opcod */ \ - M_DWG_I | /* atype */ \ - /* linear */ \ - M_DWG_NOZCMP | /* zmode */ \ - /* solid */ \ - /* arzero */ \ - /* sgnzero */ \ - /* shftzero */ \ - M_DWG_BOP_SRC | /* bop */ \ - /* trans */ \ - M_DWG_BFCOL /* bltmod */ \ - /* pattern */ \ - /* transc */ ) -#define OP_DRAWLINE_ZI (\ - M_DWG_AUTOLINE_CLOSE | /* opcod */ \ - M_DWG_ZI | /* atype */ \ - /* linear */ \ - M_DWG_ZLT | /* zmode */ \ - /* solid */ \ - /* arzero */ \ - /* sgnzero */ \ - /* shftzero */ \ - M_DWG_BOP_SRC | /* bop */ \ - /* trans */ \ - M_DWG_BFCOL /* bltmod */ \ - /* pattern */ \ - /* transc */ ) -#define OP_DRAWTRAP (\ - M_DWG_TRAP | /* opcod */ \ - M_DWG_BLK | /* atype */ \ - /* linear */ \ - M_DWG_NOZCMP | /* zmode */ \ - M_DWG_SOLID | /* solid */ \ - /* arzero */ \ - /* sgnzero */ \ - M_DWG_SHFTZERO | /* shftzero */ \ - M_DWG_BOP_SRC /* bop */ \ - /* trans */ \ - /* bltmod */ \ - /* pattern */ \ - /* transc */ ) -#define OP_DRAWTRAP_I (\ - M_DWG_TRAP | /* opcod */ \ - M_DWG_I | /* atype */ \ - /* linear */ \ - M_DWG_NOZCMP | /* zmode */ \ - /* solid */ \ - /* arzero */ \ - /* sgnzero */ \ - M_DWG_SHFTZERO | /* shftzero */ \ - M_DWG_BOP_SRC /* bop */ \ - /* trans */ \ - /* bltmod */ \ - /* pattern */ \ - /* transc */ ) -#define OP_DRAWTRAP_ZI (\ - M_DWG_TRAP | /* opcod */ \ - M_DWG_ZI | /* atype */ \ - /* linear */ \ - M_DWG_ZLT | /* zmode */ \ - /* solid */ \ - /* arzero */ \ - /* sgnzero */ \ - M_DWG_SHFTZERO | /* shftzero */ \ - M_DWG_BOP_SRC /* bop */ \ - /* trans */ \ - /* bltmod */ \ - /* pattern */ \ - /* transc */ ) -#define OP_ILOAD_32BGR (\ - M_DWG_ILOAD | /* opcod */ \ - M_DWG_RPL | /* atype */ \ - /* linear */ \ - /* zmode */ \ - /* solid */ \ - /* arzero */ \ - M_DWG_SGNZERO | /* sgnzero */ \ - M_DWG_SHFTZERO | /* shftzero */ \ - M_DWG_BOP_SRC | /* bop */ \ - /* trans */ \ - M_DWG_BU32BGR /* bltmod */ \ - /* pattern */ \ - /* transc */ ) -#define OP_ILOAD_24BGR (\ - M_DWG_ILOAD | /* opcod */ \ - M_DWG_RPL | /* atype */ \ - /* linear */ \ - /* zmode */ \ - /* solid */ \ - /* arzero */ \ - M_DWG_SGNZERO | /* sgnzero */ \ - M_DWG_SHFTZERO | /* shftzero */ \ - M_DWG_BOP_SRC | /* bop */ \ - /* trans */ \ - M_DWG_BU24BGR /* bltmod */ \ - /* pattern */ \ - /* transc */ ) - - - -/* internal hardware data structures */ -static int interleave; -static unsigned long zorg; -static unsigned long vram; -static char card_name[80]; - - - -/* some info about current mode */ -static int __bpp, __bypp; -static int __pixwidth, __bytwidth, __pagewidth, __width, __height, __zheight; -static int __operation; -static int __scrollx, __scrolly; - - - -/* buffers */ -static int mga_readbuffer, mga_writebuffer; -static long mga_readbuffer_ptr, mga_writebuffer_ptr; -static long mga_backbuffer_ptr, mga_frontbuffer_ptr; - - - -/* lookup table for scaling 2 bit colors up to 8 bits */ -static int _rgb_scale_2[4] = { - 0, 85, 170, 255 -}; - -/* lookup table for scaling 3 bit colors up to 8 bits */ -static int _rgb_scale_3[8] = { - 0, 36, 73, 109, 146, 182, 219, 255 -}; - -/* lookup table for scaling 5 bit colors up to 8 bits */ -static int _rgb_scale_5[32] = { - 0, 8, 16, 25, 33, 41, 49, 58, - 66, 74, 82, 90, 99, 107, 115, 123, - 132, 140, 148, 156, 165, 173, 181, 189, - 197, 206, 214, 222, 230, 239, 247, 255 -}; - -/* lookup table for scaling 6 bit colors up to 8 bits */ -static int _rgb_scale_6[64] = { - 0, 4, 8, 12, 16, 20, 24, 28, - 32, 36, 40, 45, 49, 53, 57, 61, - 65, 69, 73, 77, 81, 85, 89, 93, - 97, 101, 105, 109, 113, 117, 121, 125, - 130, 134, 138, 142, 146, 150, 154, 158, - 162, 166, 170, 174, 178, 182, 186, 190, - 194, 198, 202, 206, 210, 215, 219, 223, - 227, 231, 235, 239, 243, 247, 251, 255 -}; - - - -/* - * pixel/color routines - */ -void (*mga_putpixel) (unsigned int offset, int color); -int (*mga_getpixel) (unsigned int offset); -void (*mga_getrgba) (unsigned int offset, unsigned char rgba[4]); -int (*mga_mixrgb) (const unsigned char rgb[]); -static int (*mga_mixrgb_full) (const unsigned char rgb[]); - - - -/* mga_fifo: - * Waits until there are at least free slots in the FIFO buffer. - */ -#define mga_fifo(n) do { } while (mga_inb(M_FIFOSTATUS) < (n)) - - - -static int _mga_rread (int port, int index) -{ - mga_select(); - mga_outb(port, index); - return mga_inb(port+1); -} - - - -static void _mga_rwrite (int port, int index, int v) -{ - mga_select(); - mga_outb(port, index); - mga_outb(port+1, v); -} - - - -static void _mga_ralter (int port, int index, int mask, int v) -{ - int temp; - temp = _mga_rread(port, index); - temp &= (~mask); - temp |= (v & mask); - _mga_rwrite(port, index, temp); -} - - - -/* WaitTillIdle: - * Delay until the hardware controller has finished drawing. - */ -void mga_wait_idle (void) -{ - int tries = 2; - - /*hwptr_unselect(oldptr);*/ - - mga_select(); - - while (tries--) { - do { - } while (!(mga_inl(M_FIFOSTATUS) & 0x200)); - - do { - } while (mga_inl(M_STATUS) & 0x10000); - - mga_outb(M_CRTC_INDEX, 0); - } - - /*hwptr_select(oldptr);*/ -} - - - -/* Desc: Waits for the next vertical sync period. - * - * In : - * Out : - * - * Note: - */ -static void _mga_wait_retrace (void) -{ - int t1 = 0; - int t2 = 0; - - do { - t1 = t2; - t2 = mga_inl(M_VCOUNT); - } while (t2 >= t1); -} - - - -/* Desc: fix scan lines - * - * In : - * Out : - * - * Note: - */ -static unsigned long _mga_fix_scans (unsigned long l) -{ - unsigned long m = 0; - - switch (__bpp) { - case 8: - m = interleave?128:64; - break; - case 15: - case 16: - m = interleave?64:32; - break; - case 24: - m = interleave?128:64; - break; - case 32: - m = 32; - break; - } - - m -= 1; - return (l + m) & ~m; -} - - - -/* Desc: HW scrolling function - * - * In : - * Out : - * - * Note: view Z-buffer in 16bit modes: _mga_display_start(0, 0, __height, 1) - */ -void mga_display_start (long boffset, long x, long y, long waitVRT) -{ - long addr; - - mga_select(); - - if (waitVRT >= 0) { - - addr = __bytwidth * y + (boffset + x) * __bypp; - - if (interleave) { - addr /= 8; - } else { - addr /= 4; - } - - _mga_rwrite(M_CRTC_INDEX, 0x0D, (addr)&0xFF); - _mga_rwrite(M_CRTC_INDEX, 0x0C, (addr>>8)&0xFF); - _mga_ralter(M_CRTC_EXT_INDEX, 0, 0x0F, (addr>>16)&0x0F); - - while (waitVRT--) { - _mga_wait_retrace(); - } - } - - __scrollx = x; - __scrolly = y; -} - - - -/* Desc: set READ buffer - * - * In : either FRONT or BACK buffer - * Out : - * - * Note: - */ -void mga_set_readbuffer (int buffer) -{ - mga_readbuffer = buffer; - - mga_readbuffer_ptr = (mga_readbuffer == MGA_FRONTBUFFER) ? mga_frontbuffer_ptr : mga_backbuffer_ptr; -} - - - -/* Desc: set WRITE buffer - * - * In : either FRONT or BACK buffer - * Out : - * - * Note: - */ -void mga_set_writebuffer (int buffer) -{ - mga_writebuffer = buffer; - - mga_writebuffer_ptr = (mga_writebuffer == MGA_FRONTBUFFER) ? mga_frontbuffer_ptr : mga_backbuffer_ptr; - - mga_select(); - mga_fifo(1); - mga_outl(M_YDSTORG, mga_writebuffer_ptr); - - __operation = OP_NONE; -} - - - -/* Desc: swap buffers - * - * In : number of vertical retraces to wait - * Out : - * - * Note: - */ -void mga_swapbuffers (int swapinterval) -{ - /* flip the buffers */ - mga_backbuffer_ptr ^= __pagewidth; - mga_frontbuffer_ptr ^= __pagewidth; - - /* update READ/WRITE pointers */ - mga_set_readbuffer(mga_readbuffer); - mga_set_writebuffer(mga_writebuffer); - - /* make sure we always see the FRONT buffer */ - mga_display_start(mga_frontbuffer_ptr, __scrollx, __scrolly, swapinterval); -} - - - -/* Desc: color composition (w/o ALPHA) - * - * In : array of integers (R, G, B) - * Out : color - * - * Note: - - */ -static __inline int _mga_mixrgb8 (const unsigned char rgb[]) -{ - return (rgb[0]&0xe0)|((rgb[1]>>5)<<2)|(rgb[2]>>6); -} -static __inline int _mga_mixrgb15 (const unsigned char rgb[]) -{ - return ((rgb[0]>>3)<<10)|((rgb[1]>>3)<<5)|(rgb[2]>>3); -} -static __inline int _mga_mixrgb16 (const unsigned char rgb[]) -{ - return ((rgb[0]>>3)<<11)|((rgb[1]>>2)<<5)|(rgb[2]>>3); -} -static __inline int _mga_mixrgb32 (const unsigned char rgb[]) -{ - return (rgb[0]<<16)|(rgb[1]<<8)|(rgb[2]); -} - - - -/* Desc: color composition (w/o ALPHA) + replication - * - * In : array of integers (R, G, B) - * Out : color - * - * Note: - - */ -static int _mga_mixrgb8_full (const unsigned char rgb[]) -{ - int color = _mga_mixrgb8(rgb); - color |= color<<8; - return (color<<16) | color; -} -static int _mga_mixrgb15_full (const unsigned char rgb[]) -{ - int color = _mga_mixrgb15(rgb); - return (color<<16) | color; -} -static int _mga_mixrgb16_full (const unsigned char rgb[]) -{ - int color = _mga_mixrgb16(rgb); - return (color<<16) | color; -} -#define _mga_mixrgb32_full _mga_mixrgb32 - - - -/* Desc: putpixel - * - * In : pixel offset, pixel value - * Out : - - * - * Note: uses current write buffer - */ -static void _mga_putpixel8 (unsigned int offset, int color) -{ - hwptr_pokeb(mgaptr.linear_map, mga_writebuffer_ptr + offset, color); -} -#define _mga_putpixel15 _mga_putpixel16 -static void _mga_putpixel16 (unsigned int offset, int color) -{ - hwptr_pokew(mgaptr.linear_map, (mga_writebuffer_ptr + offset) * 2, color); -} -static void _mga_putpixel32 (unsigned int offset, int color) -{ - hwptr_pokel(mgaptr.linear_map, (mga_writebuffer_ptr + offset) * 4, color); -} - - - -/* Desc: pixel retrieval - * - * In : pixel offset - * Out : pixel value - * - * Note: uses current read buffer - */ -static __inline int _mga_getpixel8 (unsigned int offset) -{ - return hwptr_peekb(mgaptr.linear_map, mga_readbuffer_ptr + offset); -} -#define _mga_getpixel15 _mga_getpixel16 -static __inline int _mga_getpixel16 (unsigned int offset) -{ - return hwptr_peekw(mgaptr.linear_map, (mga_readbuffer_ptr + offset) * 2); -} -static __inline int _mga_getpixel32 (unsigned int offset) -{ - return hwptr_peekl(mgaptr.linear_map, (mga_readbuffer_ptr + offset) * 4); -} - - - -/* Desc: color decomposition - * - * In : pixel offset, array of integers to hold color components (R, G, B, A) - * Out : - - * - * Note: uses current read buffer - */ -static void _mga_getrgba8 (unsigned int offset, unsigned char rgba[4]) -{ - int c = _mga_getpixel8(offset); - rgba[0] = _rgb_scale_3[(c >> 5) & 0x7]; - rgba[1] = _rgb_scale_3[(c >> 2) & 0x7]; - rgba[2] = _rgb_scale_2[c & 0x3]; - rgba[3] = 255; -} -static void _mga_getrgba15 (unsigned int offset, unsigned char rgba[4]) -{ - int c = _mga_getpixel15(offset); - rgba[0] = _rgb_scale_5[(c >> 10) & 0x1F]; - rgba[1] = _rgb_scale_5[(c >> 5) & 0x1F]; - rgba[2] = _rgb_scale_5[c & 0x1F]; - rgba[3] = 255; -} -static void _mga_getrgba16 (unsigned int offset, unsigned char rgba[4]) -{ - int c = _mga_getpixel16(offset); - rgba[0] = _rgb_scale_5[(c >> 11) & 0x1F]; - rgba[1] = _rgb_scale_6[(c >> 5) & 0x3F]; - rgba[2] = _rgb_scale_5[c & 0x1F]; - rgba[3] = 255; -} -static void _mga_getrgba32 (unsigned int offset, unsigned char rgba[4]) -{ - int c = _mga_getpixel32(offset); - rgba[0] = c >> 16; - rgba[1] = c >> 8; - rgba[2] = c; - rgba[3] = c >> 24; -} - - - -/* Desc: RGB flat line - * - * In : - * Out : - * - * Note: - */ -void mga_draw_line_rgb_flat (const MGAvertex *v1, const MGAvertex *v2) -{ - unsigned long color; - int x1 = v1->win[0]; - int y1 = v1->win[1]; - int x2 = v2->win[0]; - int y2 = v2->win[1]; - - if ((x1 == x2) && (y1 == y2)) { - return; - } - - mga_select(); - - /* set engine state */ - if (__operation != OP_DRAWLINE) { - mga_fifo(1); - mga_outl(M_DWGCTL, OP_DRAWLINE); - __operation = OP_DRAWLINE; - } - - color = mga_mixrgb_full(v2->color); - - /* draw the line */ - mga_fifo(3); - mga_outl(M_FCOL, color); - mga_outl(M_XYSTRT, (y1<<16) | x1); - mga_outl(M_XYEND | M_EXEC, (y2<<16) | x2); -} - - - -/* Desc: RGB flat Z-less line - * - * In : - * Out : - * - * Note: I never figured out "diagonal increments" - */ -void mga_draw_line_rgb_flat_zless (const MGAvertex *v1, const MGAvertex *v2) -{ - int z1, dz; - int x1 = v1->win[0]; - int y1 = v1->win[1]; - int x2 = v2->win[0]; - int y2 = v2->win[1]; - int dx = abs(x2 - x1); - int dy = abs(y2 - y1); - - if ((dx == 0) && (dy == 0)) { - return; - } - - mga_select(); - - /* set engine state */ - if (__operation != OP_DRAWLINE_ZI) { - mga_fifo(1); - mga_outl(M_DWGCTL, OP_DRAWLINE_ZI); - __operation = OP_DRAWLINE_ZI; - } - - if (dx < dy) { - dx = dy; - } - - z1 = v1->win[2] << 15; - dz = ((v2->win[2] << 15) - z1) / dx; - - /* draw the line */ - mga_fifo(14); - mga_outl(M_DR0, z1); - mga_outl(M_DR2, dz); - mga_outl(M_DR3, dz); - mga_outl(M_DR4, v2->color[0] << 15); - mga_outl(M_DR6, 0); - mga_outl(M_DR7, 0); - mga_outl(M_DR8, v2->color[1] << 15); - mga_outl(M_DR10, 0); - mga_outl(M_DR11, 0); - mga_outl(M_DR12, v2->color[2] << 15); - mga_outl(M_DR14, 0); - mga_outl(M_DR15, 0); - mga_outl(M_XYSTRT, (y1<<16) | x1); - mga_outl(M_XYEND | M_EXEC, (y2<<16) | x2); -} - - - -/* Desc: RGB iterated line - * - * In : - * Out : - * - * Note: I never figured out "diagonal increments" - */ -void mga_draw_line_rgb_iter (const MGAvertex *v1, const MGAvertex *v2) -{ - int r1, g1, b1; - int dr, dg, db; - int x1 = v1->win[0]; - int y1 = v1->win[1]; - int x2 = v2->win[0]; - int y2 = v2->win[1]; - int dx = abs(x2 - x1); - int dy = abs(y2 - y1); - - if ((dx == 0) && (dy == 0)) { - return; - } - - mga_select(); - - /* set engine state */ - if (__operation != OP_DRAWLINE_I) { - mga_fifo(1); - mga_outl(M_DWGCTL, OP_DRAWLINE_I); - __operation = OP_DRAWLINE_I; - } - - if (dx < dy) { - dx = dy; - } - - r1 = v1->color[0] << 15; - g1 = v1->color[1] << 15; - b1 = v1->color[2] << 15; - dr = ((v2->color[0] << 15) - r1) / dx; - dg = ((v2->color[1] << 15) - g1) / dx; - db = ((v2->color[2] << 15) - b1) / dx; - - /* draw the line */ - mga_fifo(11); - mga_outl(M_DR4, r1); - mga_outl(M_DR6, dr); - mga_outl(M_DR7, dr); - mga_outl(M_DR8, g1); - mga_outl(M_DR10, dg); - mga_outl(M_DR11, dg); - mga_outl(M_DR12, b1); - mga_outl(M_DR14, db); - mga_outl(M_DR15, db); - mga_outl(M_XYSTRT, (y1<<16) | x1); - mga_outl(M_XYEND | M_EXEC, (y2<<16) | x2); -} - - - -/* Desc: RGB iterated Z-less line - * - * In : - * Out : - * - * Note: I never figured out "diagonal increments" - */ -void mga_draw_line_rgb_iter_zless (const MGAvertex *v1, const MGAvertex *v2) -{ - int z1, dz; - int r1, g1, b1; - int dr, dg, db; - int x1 = v1->win[0]; - int y1 = v1->win[1]; - int x2 = v2->win[0]; - int y2 = v2->win[1]; - int dx = abs(x2 - x1); - int dy = abs(y2 - y1); - - if ((dx == 0) && (dy == 0)) { - return; - } - - mga_select(); - - /* set engine state */ - if (__operation != OP_DRAWLINE_ZI) { - mga_fifo(1); - mga_outl(M_DWGCTL, OP_DRAWLINE_ZI); - __operation = OP_DRAWLINE_ZI; - } - - if (dx < dy) { - dx = dy; - } - - z1 = v1->win[2] << 15; - dz = ((v2->win[2] << 15) - z1) / dx; - - r1 = v1->color[0] << 15; - g1 = v1->color[1] << 15; - b1 = v1->color[2] << 15; - dr = ((v2->color[0] << 15) - r1) / dx; - dg = ((v2->color[1] << 15) - g1) / dx; - db = ((v2->color[2] << 15) - b1) / dx; - - /* draw the line */ - mga_fifo(14); - mga_outl(M_DR0, z1); - mga_outl(M_DR2, dz); - mga_outl(M_DR3, dz); - mga_outl(M_DR4, r1); - mga_outl(M_DR6, dr); - mga_outl(M_DR7, dr); - mga_outl(M_DR8, g1); - mga_outl(M_DR10, dg); - mga_outl(M_DR11, dg); - mga_outl(M_DR12, b1); - mga_outl(M_DR14, db); - mga_outl(M_DR15, db); - mga_outl(M_XYSTRT, (y1<<16) | x1); - mga_outl(M_XYEND | M_EXEC, (y2<<16) | x2); -} - - - -/* Desc: RGB flat triangle - * - * In : - * Out : - * - * Note: - */ -#define TAG mga_draw_tri_rgb_flat -#define CULL -#define SETUP_CODE \ - if (__operation != OP_DRAWTRAP) { \ - mga_fifo(1); \ - mga_outl(M_DWGCTL, OP_DRAWTRAP); \ - __operation = OP_DRAWTRAP; \ - } -#include "m_ttemp.h" - - - -/* Desc: RGB flat Z-less triangle - * - * In : - * Out : - * - * Note: - */ -#define TAG mga_draw_tri_rgb_flat_zless -#define CULL -#define INTERP_Z -#define SETUP_CODE \ - if (__operation != OP_DRAWTRAP_ZI) { \ - mga_fifo(1); \ - mga_outl(M_DWGCTL, OP_DRAWTRAP_ZI); \ - __operation = OP_DRAWTRAP_ZI; \ - } -#include "m_ttemp.h" - - - -/* Desc: RGB iterated triangle - * - * In : - * Out : - * - * Note: - */ -#define TAG mga_draw_tri_rgb_iter -#define CULL -#define INTERP_RGB -#define SETUP_CODE \ - if (__operation != OP_DRAWTRAP_I) { \ - mga_fifo(1); \ - mga_outl(M_DWGCTL, OP_DRAWTRAP_I); \ - __operation = OP_DRAWTRAP_I; \ - } -#include "m_ttemp.h" - - - -/* Desc: RGB iterated Z-less triangle - * - * In : - * Out : - * - * Note: - */ -#define TAG mga_draw_tri_rgb_iter_zless -#define CULL -#define INTERP_Z -#define INTERP_RGB -#define SETUP_CODE \ - if (__operation != OP_DRAWTRAP_ZI) { \ - mga_fifo(1); \ - mga_outl(M_DWGCTL, OP_DRAWTRAP_ZI); \ - __operation = OP_DRAWTRAP_ZI; \ - } -#include "m_ttemp.h" - - - -/* Desc: RGB flat rectangle - * - * In : - * Out : - * - * Note: - */ -void mga_draw_rect_rgb_flat (int left, int top, int width, int height, int color) -{ - if (__bpp == 8) { - color |= color << 8; - } - if (__bpp <= 16) { - color |= color << 16; - } - - mga_select(); - - /* set engine state */ - if (__operation != OP_DRAWRECT) { - - mga_fifo(1); - mga_outl(M_DWGCTL, OP_DRAWRECT); - __operation = OP_DRAWRECT; - } - - /* draw the rectangle */ - mga_fifo(3); - mga_outl(M_FCOL, color); - mga_outl(M_FXBNDRY, ((left+width)<<16) | left); - mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | height); -} - - - -/* Desc: 32RGB textured span - * - * In : - * Out : - * - * Note: 0 <= width <= 7*1024 - */ -void mga_draw_span_rgb_tx32 (int left, int top, int width, const unsigned long *bitmap) -{ - int i; - - if (!width) { - return; - } - - mga_select(); - - /* set engine state */ - if (__operation != OP_DRAWRECT_TX32BGR) { - mga_fifo(1); - mga_outl(M_DWGCTL, OP_DRAWRECT_TX32BGR); - __operation = OP_DRAWRECT_TX32BGR; - } - - /* draw the rectangle */ - mga_fifo(2); - mga_outl(M_FXBNDRY, ((left+width)<<16) | left); - mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | 1); - - /* copy data to the pseudo-dma window */ - i = 0; - do { - mga_outl(i, *bitmap); - bitmap++; - i += 4; - } while (--width); -} - - - -/* Desc: 24RGB textured span - * - * In : - * Out : - * - * Note: 0 <= width <= 7*1024 - */ -void mga_draw_span_rgb_tx24 (int left, int top, int width, const unsigned long *bitmap) -{ - int i; - - mga_select(); - - /* set engine state */ - if (__operation != OP_DRAWRECT_TX24BGR) { - mga_fifo(1); - mga_outl(M_DWGCTL, OP_DRAWRECT_TX24BGR); - __operation = OP_DRAWRECT_TX24BGR; - } - - /* draw the rectangle */ - mga_fifo(2); - mga_outl(M_FXBNDRY, ((left+width)<<16) | left); - mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | 1); - - /* copy data to the pseudo-dma window */ - i = 0; - width = (width * 3 + 3) / 4; - while (width) { - mga_outl(i & (7 * 1024 - 1), *bitmap); - bitmap++; - i += 4; - width--; - } -} - - - -/* Desc: 32RGB textured rectangle - * - * In : - * Out : - * - * Note: - */ -void mga_draw_rect_rgb_tx32 (int left, int top, int width, int height, const unsigned long *bitmap) -{ - int i; - - mga_select(); - - /* set engine state */ - if (__operation != OP_DRAWRECT_TX32BGR) { - mga_fifo(1); - mga_outl(M_DWGCTL, OP_DRAWRECT_TX32BGR); - __operation = OP_DRAWRECT_TX32BGR; - } - - /* draw the rectangle */ - mga_fifo(2); - mga_outl(M_FXBNDRY, ((left+width)<<16) | left); - mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | height); - - /* copy data to the pseudo-dma window */ - i = 0; - width *= height; - while (width) { - mga_outl(i & (7 * 1024 - 1), *bitmap); - bitmap++; - i += 4; - width--; - } -} - - - -/* Desc: 24RGB textured rectangle - * - * In : - * Out : - * - * Note: - */ -void mga_draw_rect_rgb_tx24 (int left, int top, int width, int height, const unsigned long *bitmap) -{ - int i; - - mga_select(); - - /* set engine state */ - if (__operation != OP_DRAWRECT_TX24BGR) { - mga_fifo(1); - mga_outl(M_DWGCTL, OP_DRAWRECT_TX24BGR); - __operation = OP_DRAWRECT_TX24BGR; - } - - /* draw the rectangle */ - mga_fifo(2); - mga_outl(M_FXBNDRY, ((left+width)<<16) | left); - mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | height); - - /* copy data to the pseudo-dma window */ - i = 0; - width = (width * height * 3 + 3) / 4; - while (width) { - mga_outl(i & (7 * 1024 - 1), *bitmap); - bitmap++; - i += 4; - width--; - } -} - - - -/* Desc: copy 32RGB image to screen - * - * In : - * Out : - * - * Note: - */ -void mga_iload_32RGB (int left, int top, int width, int height, const unsigned long *bitmap) -{ - int i; - - mga_select(); - - /* set engine state */ - if (__operation != OP_ILOAD_32BGR) { - mga_fifo(1); - mga_outl(M_DWGCTL, OP_ILOAD_32BGR); - __operation = OP_ILOAD_32BGR; - } - - /* draw the bitmap */ - mga_fifo(5); - mga_outl(M_AR0, width-1); - mga_outl(M_AR3, 0); - mga_outl(M_AR5, 0); - mga_outl(M_FXBNDRY, ((left+width-1)<<16) | left); - mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | height); - - /* copy data to the pseudo-dma window */ - i = 0; - width *= height; - while (width) { - mga_outl(i & (7 * 1024 - 1), *bitmap); - bitmap++; - i += 4; - width--; - } -} - - - -/* Desc: copy 24RGB image to screen - * - * In : - * Out : - * - * Note: - */ -void mga_iload_24RGB (int left, int top, int width, int height, const unsigned long *bitmap) -{ - int i; - - mga_select(); - - /* set engine state */ - if (__operation != OP_ILOAD_24BGR) { - mga_fifo(1); - mga_outl(M_DWGCTL, OP_ILOAD_24BGR); - __operation = OP_ILOAD_24BGR; - } - - /* draw the bitmap */ - mga_fifo(5); - mga_outl(M_AR0, width-1); - mga_outl(M_AR3, 0); - mga_outl(M_AR5, 0); - mga_outl(M_FXBNDRY, ((left+width-1)<<16) | left); - mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | height); - - /* copy data to the pseudo-dma window */ - i = 0; - width = (width * height * 3 + 3) / 4; - while (width) { - mga_outl(i & (7 * 1024 - 1), *bitmap); - bitmap++; - i += 4; - width--; - } -} - - - -/* Desc: get Z-buffer value - * - * In : - * Out : - * - * Note: - */ -unsigned short mga_getz (int offset) -{ - return hwptr_peekw(mgaptr.linear_map, zorg + (mga_readbuffer_ptr + offset) * 2); -} - - - -/* Desc: put Z-buffer value - * - * In : - * Out : - * - * Note: - */ -void mga_setz (int offset, unsigned short z) -{ - hwptr_pokew(mgaptr.linear_map, zorg + (mga_writebuffer_ptr + offset) * 2, z); -} - - - -/* Desc: clear Z-buffer - * - * In : - * Out : - * - * Note: uses current write buffer - */ -static void _mga_clear_zed (int left, int top, int width, int height, unsigned short z) -{ - if (__bpp == 16) { - /* GPU store (high bandwidth) - * Hack alert: - * can cause problems with concurrent FB accesses - */ - mga_select(); - mga_fifo(1); - mga_outl(M_YDSTORG, mga_writebuffer_ptr + zorg/2); - mga_draw_rect_rgb_flat(left, top, width, height, z); - mga_fifo(1); - mga_outl(M_YDSTORG, mga_writebuffer_ptr); - } else { - /* CPU store */ - unsigned long i, zz = (z<<16) | z; - unsigned long ofs = zorg + (top * __pixwidth + left + mga_writebuffer_ptr) * 2; - hwptr_select(mgaptr.linear_map); - while (height--) { - i = width/2; - while (i--) { - hwptr_nspokel(mgaptr.linear_map, ofs, zz); - ofs += 4; - } - if (width & 1) { - hwptr_nspokew(mgaptr.linear_map, ofs, z); - ofs += 2; - } - ofs += (__pixwidth - width) * 2; - } - } -} - - - -/* Desc: clear color- and Z-buffer - * - * In : front = clear front buffer - * back = clear back buffer - * zed = clear depth buffer - * left = leftmost pixel to be cleared - * top = starting line - * width = number of pixels - * height = number of lines - * color = color to clear to - * z = z value (ignored if zed==0) - * Out : - * - * Note: - */ -void mga_clear (int front, int back, int zed, int left, int top, int width, int height, int color, unsigned short z) -{ - if (front) { - if (mga_writebuffer == MGA_FRONTBUFFER) { - mga_draw_rect_rgb_flat(left, top, width, height, color); - if (zed) { - _mga_clear_zed(left, top, width, height, z); - } - front = 0; - } - } - if (back) { - if (mga_writebuffer == MGA_BACKBUFFER) { - mga_draw_rect_rgb_flat(left, top, width, height, color); - if (zed) { - _mga_clear_zed(left, top, width, height, z); - } - back = 0; - } - } - if (front) { - int old = mga_writebuffer; - mga_set_writebuffer(MGA_FRONTBUFFER); - mga_draw_rect_rgb_flat(left, top, width, height, color); - if (zed) { - _mga_clear_zed(left, top, width, height, z); - } - mga_set_writebuffer(old); - front = 0; - } - if (back) { - int old = mga_writebuffer; - mga_set_writebuffer(MGA_BACKBUFFER); - mga_draw_rect_rgb_flat(left, top, width, height, color); - if (zed) { - _mga_clear_zed(left, top, width, height, z); - } - mga_set_writebuffer(old); - back = 0; - } -} - - - -/* Desc: Attempts to enter specified video mode. - * - * In : ptr to mode structure, number of pages, Z-buffer request, refresh rate - * Out : 0 if success - * - * Note: also set up the accelerator engine - */ -int mga_open (int width, int height, int bpp, int buffers, int zbuffer, int refresh) -{ - static int mill_strides[] = { 640, 768, 800, 960, 1024, 1152, 1280, 1600, 1920, 2048, 0 }; - unsigned int i, used; - MGA_MODE *p; - - if (mga_hw_init(&vram, &interleave, card_name) == 0) { - return -1; - } - - if ((p = mga_mode_find(width, height, bpp)) == NULL) { - return -1; - } - - __bpp = p->bpp; - __width = __pagewidth = p->xres; - __height = p->yres; - - if (buffers > 1) { - __pagewidth = _mga_fix_scans(__pagewidth); - __pixwidth = __pagewidth * buffers; - } else { - __pixwidth = __pagewidth; - __pixwidth = _mga_fix_scans(__pixwidth); - } - - for (i=0; mill_strides[i]; i++) { - if (__pixwidth <= mill_strides[i]) { - __pixwidth = mill_strides[i]; - break; - } - } - - __bypp = (__bpp+7)/8; - __bytwidth = __pixwidth * __bypp; - - /* compute used memory: framebuffer + zbuffer */ - used = __bytwidth * __height; - if (zbuffer) { - zorg = (used + 511) & ~511; - /* Hack alert: - * a 16-bit Z-buffer size is (stride_in_pixels * number_of_lines * 2) - * We cannot mess with the Z-buffer width, but we might decrease the - * number of lines, if the user requests less than (screen_height). For - * example with a 2MB card, one can have 640x480x16 display with 2 color - * buffers and Z-buffer if the maximum requested height is 339: - * Total = (640*480 * 2 + 640*339 * 2) * 2 - * However, this means the user must not write beyond the window's height - * and if we'll ever implement moveable windows, we'll have to reconsider - * this hack. - */ -#if 1 - __zheight = height; /* smaller */ - used = zorg + __pixwidth * 2 * __zheight; -#else - __zheight = __height; - used = zorg + __pixwidth * 2 * __zheight; -#endif - } - - if (mill_strides[i] && (vram>=used)) { - /* enter mode */ - mga_mode_switch(p, refresh); - /* change the scan line length */ - _mga_ralter(M_CRTC_INDEX, 0x14, 0x40, 0); /* disable DWORD */ - _mga_ralter(M_CRTC_INDEX, 0x17, 0x40, 0x40); /* wbmode = BYTE */ - if (interleave) { - _mga_rwrite(M_CRTC_INDEX, 0x13, __bytwidth/16); - _mga_ralter(M_CRTC_EXT_INDEX, 0, 0x30, ((__bytwidth/16)>>4)&0x30); - } else { - _mga_rwrite(M_CRTC_INDEX, 0x13, __bytwidth/8); - _mga_ralter(M_CRTC_EXT_INDEX, 0, 0x30, ((__bytwidth/8)>>4)&0x30); - } - } else { - return -1; - } - - /* setup buffers */ - mga_frontbuffer_ptr = 0; - if (buffers > 1) { - mga_backbuffer_ptr = __pagewidth; - mga_set_readbuffer(MGA_BACKBUFFER); - mga_set_writebuffer(MGA_BACKBUFFER); - } else { - mga_backbuffer_ptr = 0; - mga_set_readbuffer(MGA_FRONTBUFFER); - mga_set_writebuffer(MGA_FRONTBUFFER); - } - mga_display_start(mga_frontbuffer_ptr, __scrollx = 0, __scrolly = 0, 1); - - /* set up the accelerator engine */ - mga_select(); - - mga_fifo(8); - mga_outl(M_PITCH, __pixwidth); - mga_outl(M_PLNWT, 0xFFFFFFFF); - mga_outl(M_OPMODE, M_DMA_BLIT); - mga_outl(M_CXBNDRY, 0xFFFF0000); - mga_outl(M_YTOP, 0x00000000); - mga_outl(M_YBOT, 0x007FFFFF); - mga_outl(M_ZORG, zorg); - -#define INITPTR(bpp) \ - mga_putpixel = _mga_putpixel##bpp; \ - mga_getrgba = _mga_getrgba##bpp; \ - mga_getpixel = _mga_getpixel##bpp; \ - mga_mixrgb = _mga_mixrgb##bpp; \ - mga_mixrgb_full = _mga_mixrgb##bpp##_full - - switch (__bpp) { - case 8: - mga_outl(M_MACCESS, 0); - INITPTR(8); - break; - case 15: - mga_outl(M_MACCESS, 0x80000001); - INITPTR(15); - break; - case 16: - mga_outl(M_MACCESS, 1); - INITPTR(16); - break; - case 32: - mga_outl(M_MACCESS, 2); - INITPTR(32); - break; - } - -#undef INITPTR - - /* disable VGA aperture */ - i = mga_inb(M_MISC_R); - mga_outb(M_MISC_W, i & ~2); - - /* clear Z-buffer (if any) */ - if (zbuffer) { - unsigned long ofs = zorg; - unsigned long len = zorg + __pixwidth * 2 * __zheight; - - hwptr_select(mgaptr.linear_map); - for (; ofs +#include +#include + +#include "../internal.h" +#include "mga_reg.h" +#include "mga_hw.h" +#include "mga_mode.h" +#include "mga.h" + + + +/* cached drawing engine state */ +#define OP_NONE 0 + +#define OP_DRAWRECT (\ + M_DWG_TRAP | /* opcod */ \ + M_DWG_BLK | /* atype */ \ + /* linear */ \ + M_DWG_NOZCMP | /* zmode */ \ + M_DWG_SOLID | /* solid */ \ + M_DWG_ARZERO | /* arzero */ \ + M_DWG_SGNZERO | /* sgnzero */ \ + M_DWG_SHFTZERO | /* shftzero */ \ + M_DWG_BOP_SRC /* bop */ \ + /* trans */ \ + /* bltmod */ \ + /* pattern */ \ + /* transc */ ) +#define OP_DRAWRECT_TX32BGR (\ + M_DWG_TEXTURE_TRAP | /* opcod */ \ + M_DWG_I | /* atype */ \ + /* linear */ \ + M_DWG_NOZCMP | /* zmode */ \ + /* solid */ \ + M_DWG_ARZERO | /* arzero */ \ + M_DWG_SGNZERO | /* sgnzero */ \ + M_DWG_SHFTZERO | /* shftzero */ \ + M_DWG_BOP_SRC | /* bop */ \ + /* trans */ \ + M_DWG_BU32BGR /* bltmod */ \ + /* pattern */ \ + /* transc */ ) +#define OP_DRAWRECT_TX24BGR (\ + M_DWG_TEXTURE_TRAP | /* opcod */ \ + M_DWG_I | /* atype */ \ + /* linear */ \ + M_DWG_NOZCMP | /* zmode */ \ + /* solid */ \ + M_DWG_ARZERO | /* arzero */ \ + M_DWG_SGNZERO | /* sgnzero */ \ + M_DWG_SHFTZERO | /* shftzero */ \ + M_DWG_BOP_SRC | /* bop */ \ + /* trans */ \ + M_DWG_BU24BGR /* bltmod */ \ + /* pattern */ \ + /* transc */ ) +#define OP_DRAWLINE (\ + M_DWG_AUTOLINE_CLOSE | /* opcod */ \ + M_DWG_RPL | /* atype */ \ + /* linear */ \ + M_DWG_NOZCMP | /* zmode */ \ + M_DWG_SOLID | /* solid */ \ + /* arzero */ \ + /* sgnzero */ \ + M_DWG_SHFTZERO | /* shftzero */ \ + M_DWG_BOP_SRC | /* bop */ \ + /* trans */ \ + M_DWG_BFCOL /* bltmod */ \ + /* pattern */ \ + /* transc */ ) +#define OP_DRAWLINE_I (\ + M_DWG_AUTOLINE_CLOSE | /* opcod */ \ + M_DWG_I | /* atype */ \ + /* linear */ \ + M_DWG_NOZCMP | /* zmode */ \ + /* solid */ \ + /* arzero */ \ + /* sgnzero */ \ + /* shftzero */ \ + M_DWG_BOP_SRC | /* bop */ \ + /* trans */ \ + M_DWG_BFCOL /* bltmod */ \ + /* pattern */ \ + /* transc */ ) +#define OP_DRAWLINE_ZI (\ + M_DWG_AUTOLINE_CLOSE | /* opcod */ \ + M_DWG_ZI | /* atype */ \ + /* linear */ \ + M_DWG_ZLT | /* zmode */ \ + /* solid */ \ + /* arzero */ \ + /* sgnzero */ \ + /* shftzero */ \ + M_DWG_BOP_SRC | /* bop */ \ + /* trans */ \ + M_DWG_BFCOL /* bltmod */ \ + /* pattern */ \ + /* transc */ ) +#define OP_DRAWTRAP (\ + M_DWG_TRAP | /* opcod */ \ + M_DWG_BLK | /* atype */ \ + /* linear */ \ + M_DWG_NOZCMP | /* zmode */ \ + M_DWG_SOLID | /* solid */ \ + /* arzero */ \ + /* sgnzero */ \ + M_DWG_SHFTZERO | /* shftzero */ \ + M_DWG_BOP_SRC /* bop */ \ + /* trans */ \ + /* bltmod */ \ + /* pattern */ \ + /* transc */ ) +#define OP_DRAWTRAP_I (\ + M_DWG_TRAP | /* opcod */ \ + M_DWG_I | /* atype */ \ + /* linear */ \ + M_DWG_NOZCMP | /* zmode */ \ + /* solid */ \ + /* arzero */ \ + /* sgnzero */ \ + M_DWG_SHFTZERO | /* shftzero */ \ + M_DWG_BOP_SRC /* bop */ \ + /* trans */ \ + /* bltmod */ \ + /* pattern */ \ + /* transc */ ) +#define OP_DRAWTRAP_ZI (\ + M_DWG_TRAP | /* opcod */ \ + M_DWG_ZI | /* atype */ \ + /* linear */ \ + M_DWG_ZLT | /* zmode */ \ + /* solid */ \ + /* arzero */ \ + /* sgnzero */ \ + M_DWG_SHFTZERO | /* shftzero */ \ + M_DWG_BOP_SRC /* bop */ \ + /* trans */ \ + /* bltmod */ \ + /* pattern */ \ + /* transc */ ) +#define OP_ILOAD_32BGR (\ + M_DWG_ILOAD | /* opcod */ \ + M_DWG_RPL | /* atype */ \ + /* linear */ \ + /* zmode */ \ + /* solid */ \ + /* arzero */ \ + M_DWG_SGNZERO | /* sgnzero */ \ + M_DWG_SHFTZERO | /* shftzero */ \ + M_DWG_BOP_SRC | /* bop */ \ + /* trans */ \ + M_DWG_BU32BGR /* bltmod */ \ + /* pattern */ \ + /* transc */ ) +#define OP_ILOAD_24BGR (\ + M_DWG_ILOAD | /* opcod */ \ + M_DWG_RPL | /* atype */ \ + /* linear */ \ + /* zmode */ \ + /* solid */ \ + /* arzero */ \ + M_DWG_SGNZERO | /* sgnzero */ \ + M_DWG_SHFTZERO | /* shftzero */ \ + M_DWG_BOP_SRC | /* bop */ \ + /* trans */ \ + M_DWG_BU24BGR /* bltmod */ \ + /* pattern */ \ + /* transc */ ) + + + +/* internal hardware data structures */ +static int interleave; +static unsigned long zorg; +static unsigned long vram; +static char card_name[80]; + + + +/* some info about current mode */ +static int __bpp, __bypp; +static int __pixwidth, __bytwidth, __pagewidth, __width, __height, __zheight; +static int __operation; +static int __scrollx, __scrolly; + + + +/* buffers */ +static int mga_readbuffer, mga_writebuffer; +static long mga_readbuffer_ptr, mga_writebuffer_ptr; +static long mga_backbuffer_ptr, mga_frontbuffer_ptr; + + + +/* lookup table for scaling 2 bit colors up to 8 bits */ +static int _rgb_scale_2[4] = { + 0, 85, 170, 255 +}; + +/* lookup table for scaling 3 bit colors up to 8 bits */ +static int _rgb_scale_3[8] = { + 0, 36, 73, 109, 146, 182, 219, 255 +}; + +/* lookup table for scaling 5 bit colors up to 8 bits */ +static int _rgb_scale_5[32] = { + 0, 8, 16, 25, 33, 41, 49, 58, + 66, 74, 82, 90, 99, 107, 115, 123, + 132, 140, 148, 156, 165, 173, 181, 189, + 197, 206, 214, 222, 230, 239, 247, 255 +}; + +/* lookup table for scaling 6 bit colors up to 8 bits */ +static int _rgb_scale_6[64] = { + 0, 4, 8, 12, 16, 20, 24, 28, + 32, 36, 40, 45, 49, 53, 57, 61, + 65, 69, 73, 77, 81, 85, 89, 93, + 97, 101, 105, 109, 113, 117, 121, 125, + 130, 134, 138, 142, 146, 150, 154, 158, + 162, 166, 170, 174, 178, 182, 186, 190, + 194, 198, 202, 206, 210, 215, 219, 223, + 227, 231, 235, 239, 243, 247, 251, 255 +}; + + + +/* + * pixel/color routines + */ +void (*mga_putpixel) (unsigned int offset, int color); +int (*mga_getpixel) (unsigned int offset); +void (*mga_getrgba) (unsigned int offset, unsigned char rgba[4]); +int (*mga_mixrgb) (const unsigned char rgb[]); +static int (*mga_mixrgb_full) (const unsigned char rgb[]); + + + +/* mga_fifo: + * Waits until there are at least free slots in the FIFO buffer. + */ +#define mga_fifo(n) do { } while (mga_inb(M_FIFOSTATUS) < (n)) + + + +static int _mga_rread (int port, int index) +{ + mga_select(); + mga_outb(port, index); + return mga_inb(port+1); +} + + + +static void _mga_rwrite (int port, int index, int v) +{ + mga_select(); + mga_outb(port, index); + mga_outb(port+1, v); +} + + + +static void _mga_ralter (int port, int index, int mask, int v) +{ + int temp; + temp = _mga_rread(port, index); + temp &= (~mask); + temp |= (v & mask); + _mga_rwrite(port, index, temp); +} + + + +/* WaitTillIdle: + * Delay until the hardware controller has finished drawing. + */ +void mga_wait_idle (void) +{ + int tries = 2; + + /*hwptr_unselect(oldptr);*/ + + mga_select(); + + while (tries--) { + do { + } while (!(mga_inl(M_FIFOSTATUS) & 0x200)); + + do { + } while (mga_inl(M_STATUS) & 0x10000); + + mga_outb(M_CRTC_INDEX, 0); + } + + /*hwptr_select(oldptr);*/ +} + + + +/* Desc: Waits for the next vertical sync period. + * + * In : + * Out : + * + * Note: + */ +static void _mga_wait_retrace (void) +{ + int t1 = 0; + int t2 = 0; + + do { + t1 = t2; + t2 = mga_inl(M_VCOUNT); + } while (t2 >= t1); +} + + + +/* Desc: fix scan lines + * + * In : + * Out : + * + * Note: + */ +static unsigned long _mga_fix_scans (unsigned long l) +{ + unsigned long m = 0; + + switch (__bpp) { + case 8: + m = interleave?128:64; + break; + case 15: + case 16: + m = interleave?64:32; + break; + case 24: + m = interleave?128:64; + break; + case 32: + m = 32; + break; + } + + m -= 1; + return (l + m) & ~m; +} + + + +/* Desc: HW scrolling function + * + * In : + * Out : + * + * Note: view Z-buffer in 16bit modes: _mga_display_start(0, 0, __height, 1) + */ +void mga_display_start (long boffset, long x, long y, long waitVRT) +{ + long addr; + + mga_select(); + + if (waitVRT >= 0) { + + addr = __bytwidth * y + (boffset + x) * __bypp; + + if (interleave) { + addr /= 8; + } else { + addr /= 4; + } + + _mga_rwrite(M_CRTC_INDEX, 0x0D, (addr)&0xFF); + _mga_rwrite(M_CRTC_INDEX, 0x0C, (addr>>8)&0xFF); + _mga_ralter(M_CRTC_EXT_INDEX, 0, 0x0F, (addr>>16)&0x0F); + + while (waitVRT--) { + _mga_wait_retrace(); + } + } + + __scrollx = x; + __scrolly = y; +} + + + +/* Desc: set READ buffer + * + * In : either FRONT or BACK buffer + * Out : + * + * Note: + */ +void mga_set_readbuffer (int buffer) +{ + mga_readbuffer = buffer; + + mga_readbuffer_ptr = (mga_readbuffer == MGA_FRONTBUFFER) ? mga_frontbuffer_ptr : mga_backbuffer_ptr; +} + + + +/* Desc: set WRITE buffer + * + * In : either FRONT or BACK buffer + * Out : + * + * Note: + */ +void mga_set_writebuffer (int buffer) +{ + mga_writebuffer = buffer; + + mga_writebuffer_ptr = (mga_writebuffer == MGA_FRONTBUFFER) ? mga_frontbuffer_ptr : mga_backbuffer_ptr; + + mga_select(); + mga_fifo(1); + mga_outl(M_YDSTORG, mga_writebuffer_ptr); + + __operation = OP_NONE; +} + + + +/* Desc: swap buffers + * + * In : number of vertical retraces to wait + * Out : + * + * Note: + */ +void mga_swapbuffers (int swapinterval) +{ + /* flip the buffers */ + mga_backbuffer_ptr ^= __pagewidth; + mga_frontbuffer_ptr ^= __pagewidth; + + /* update READ/WRITE pointers */ + mga_set_readbuffer(mga_readbuffer); + mga_set_writebuffer(mga_writebuffer); + + /* make sure we always see the FRONT buffer */ + mga_display_start(mga_frontbuffer_ptr, __scrollx, __scrolly, swapinterval); +} + + + +/* Desc: color composition (w/o ALPHA) + * + * In : array of integers (R, G, B) + * Out : color + * + * Note: - + */ +static __inline int _mga_mixrgb8 (const unsigned char rgb[]) +{ + return (rgb[0]&0xe0)|((rgb[1]>>5)<<2)|(rgb[2]>>6); +} +static __inline int _mga_mixrgb15 (const unsigned char rgb[]) +{ + return ((rgb[0]>>3)<<10)|((rgb[1]>>3)<<5)|(rgb[2]>>3); +} +static __inline int _mga_mixrgb16 (const unsigned char rgb[]) +{ + return ((rgb[0]>>3)<<11)|((rgb[1]>>2)<<5)|(rgb[2]>>3); +} +static __inline int _mga_mixrgb32 (const unsigned char rgb[]) +{ + return (rgb[0]<<16)|(rgb[1]<<8)|(rgb[2]); +} + + + +/* Desc: color composition (w/o ALPHA) + replication + * + * In : array of integers (R, G, B) + * Out : color + * + * Note: - + */ +static int _mga_mixrgb8_full (const unsigned char rgb[]) +{ + int color = _mga_mixrgb8(rgb); + color |= color<<8; + return (color<<16) | color; +} +static int _mga_mixrgb15_full (const unsigned char rgb[]) +{ + int color = _mga_mixrgb15(rgb); + return (color<<16) | color; +} +static int _mga_mixrgb16_full (const unsigned char rgb[]) +{ + int color = _mga_mixrgb16(rgb); + return (color<<16) | color; +} +#define _mga_mixrgb32_full _mga_mixrgb32 + + + +/* Desc: putpixel + * + * In : pixel offset, pixel value + * Out : - + * + * Note: uses current write buffer + */ +static void _mga_putpixel8 (unsigned int offset, int color) +{ + hwptr_pokeb(mgaptr.linear_map, mga_writebuffer_ptr + offset, color); +} +#define _mga_putpixel15 _mga_putpixel16 +static void _mga_putpixel16 (unsigned int offset, int color) +{ + hwptr_pokew(mgaptr.linear_map, (mga_writebuffer_ptr + offset) * 2, color); +} +static void _mga_putpixel32 (unsigned int offset, int color) +{ + hwptr_pokel(mgaptr.linear_map, (mga_writebuffer_ptr + offset) * 4, color); +} + + + +/* Desc: pixel retrieval + * + * In : pixel offset + * Out : pixel value + * + * Note: uses current read buffer + */ +static __inline int _mga_getpixel8 (unsigned int offset) +{ + return hwptr_peekb(mgaptr.linear_map, mga_readbuffer_ptr + offset); +} +#define _mga_getpixel15 _mga_getpixel16 +static __inline int _mga_getpixel16 (unsigned int offset) +{ + return hwptr_peekw(mgaptr.linear_map, (mga_readbuffer_ptr + offset) * 2); +} +static __inline int _mga_getpixel32 (unsigned int offset) +{ + return hwptr_peekl(mgaptr.linear_map, (mga_readbuffer_ptr + offset) * 4); +} + + + +/* Desc: color decomposition + * + * In : pixel offset, array of integers to hold color components (R, G, B, A) + * Out : - + * + * Note: uses current read buffer + */ +static void _mga_getrgba8 (unsigned int offset, unsigned char rgba[4]) +{ + int c = _mga_getpixel8(offset); + rgba[0] = _rgb_scale_3[(c >> 5) & 0x7]; + rgba[1] = _rgb_scale_3[(c >> 2) & 0x7]; + rgba[2] = _rgb_scale_2[c & 0x3]; + rgba[3] = 255; +} +static void _mga_getrgba15 (unsigned int offset, unsigned char rgba[4]) +{ + int c = _mga_getpixel15(offset); + rgba[0] = _rgb_scale_5[(c >> 10) & 0x1F]; + rgba[1] = _rgb_scale_5[(c >> 5) & 0x1F]; + rgba[2] = _rgb_scale_5[c & 0x1F]; + rgba[3] = 255; +} +static void _mga_getrgba16 (unsigned int offset, unsigned char rgba[4]) +{ + int c = _mga_getpixel16(offset); + rgba[0] = _rgb_scale_5[(c >> 11) & 0x1F]; + rgba[1] = _rgb_scale_6[(c >> 5) & 0x3F]; + rgba[2] = _rgb_scale_5[c & 0x1F]; + rgba[3] = 255; +} +static void _mga_getrgba32 (unsigned int offset, unsigned char rgba[4]) +{ + int c = _mga_getpixel32(offset); + rgba[0] = c >> 16; + rgba[1] = c >> 8; + rgba[2] = c; + rgba[3] = c >> 24; +} + + + +/* Desc: RGB flat line + * + * In : + * Out : + * + * Note: + */ +void mga_draw_line_rgb_flat (const MGAvertex *v1, const MGAvertex *v2) +{ + unsigned long color; + int x1 = v1->win[0]; + int y1 = v1->win[1]; + int x2 = v2->win[0]; + int y2 = v2->win[1]; + + if ((x1 == x2) && (y1 == y2)) { + return; + } + + mga_select(); + + /* set engine state */ + if (__operation != OP_DRAWLINE) { + mga_fifo(1); + mga_outl(M_DWGCTL, OP_DRAWLINE); + __operation = OP_DRAWLINE; + } + + color = mga_mixrgb_full(v2->color); + + /* draw the line */ + mga_fifo(3); + mga_outl(M_FCOL, color); + mga_outl(M_XYSTRT, (y1<<16) | x1); + mga_outl(M_XYEND | M_EXEC, (y2<<16) | x2); +} + + + +/* Desc: RGB flat Z-less line + * + * In : + * Out : + * + * Note: I never figured out "diagonal increments" + */ +void mga_draw_line_rgb_flat_zless (const MGAvertex *v1, const MGAvertex *v2) +{ + int z1, dz; + int x1 = v1->win[0]; + int y1 = v1->win[1]; + int x2 = v2->win[0]; + int y2 = v2->win[1]; + int dx = abs(x2 - x1); + int dy = abs(y2 - y1); + + if ((dx == 0) && (dy == 0)) { + return; + } + + mga_select(); + + /* set engine state */ + if (__operation != OP_DRAWLINE_ZI) { + mga_fifo(1); + mga_outl(M_DWGCTL, OP_DRAWLINE_ZI); + __operation = OP_DRAWLINE_ZI; + } + + if (dx < dy) { + dx = dy; + } + + z1 = v1->win[2] << 15; + dz = ((v2->win[2] << 15) - z1) / dx; + + /* draw the line */ + mga_fifo(14); + mga_outl(M_DR0, z1); + mga_outl(M_DR2, dz); + mga_outl(M_DR3, dz); + mga_outl(M_DR4, v2->color[0] << 15); + mga_outl(M_DR6, 0); + mga_outl(M_DR7, 0); + mga_outl(M_DR8, v2->color[1] << 15); + mga_outl(M_DR10, 0); + mga_outl(M_DR11, 0); + mga_outl(M_DR12, v2->color[2] << 15); + mga_outl(M_DR14, 0); + mga_outl(M_DR15, 0); + mga_outl(M_XYSTRT, (y1<<16) | x1); + mga_outl(M_XYEND | M_EXEC, (y2<<16) | x2); +} + + + +/* Desc: RGB iterated line + * + * In : + * Out : + * + * Note: I never figured out "diagonal increments" + */ +void mga_draw_line_rgb_iter (const MGAvertex *v1, const MGAvertex *v2) +{ + int r1, g1, b1; + int dr, dg, db; + int x1 = v1->win[0]; + int y1 = v1->win[1]; + int x2 = v2->win[0]; + int y2 = v2->win[1]; + int dx = abs(x2 - x1); + int dy = abs(y2 - y1); + + if ((dx == 0) && (dy == 0)) { + return; + } + + mga_select(); + + /* set engine state */ + if (__operation != OP_DRAWLINE_I) { + mga_fifo(1); + mga_outl(M_DWGCTL, OP_DRAWLINE_I); + __operation = OP_DRAWLINE_I; + } + + if (dx < dy) { + dx = dy; + } + + r1 = v1->color[0] << 15; + g1 = v1->color[1] << 15; + b1 = v1->color[2] << 15; + dr = ((v2->color[0] << 15) - r1) / dx; + dg = ((v2->color[1] << 15) - g1) / dx; + db = ((v2->color[2] << 15) - b1) / dx; + + /* draw the line */ + mga_fifo(11); + mga_outl(M_DR4, r1); + mga_outl(M_DR6, dr); + mga_outl(M_DR7, dr); + mga_outl(M_DR8, g1); + mga_outl(M_DR10, dg); + mga_outl(M_DR11, dg); + mga_outl(M_DR12, b1); + mga_outl(M_DR14, db); + mga_outl(M_DR15, db); + mga_outl(M_XYSTRT, (y1<<16) | x1); + mga_outl(M_XYEND | M_EXEC, (y2<<16) | x2); +} + + + +/* Desc: RGB iterated Z-less line + * + * In : + * Out : + * + * Note: I never figured out "diagonal increments" + */ +void mga_draw_line_rgb_iter_zless (const MGAvertex *v1, const MGAvertex *v2) +{ + int z1, dz; + int r1, g1, b1; + int dr, dg, db; + int x1 = v1->win[0]; + int y1 = v1->win[1]; + int x2 = v2->win[0]; + int y2 = v2->win[1]; + int dx = abs(x2 - x1); + int dy = abs(y2 - y1); + + if ((dx == 0) && (dy == 0)) { + return; + } + + mga_select(); + + /* set engine state */ + if (__operation != OP_DRAWLINE_ZI) { + mga_fifo(1); + mga_outl(M_DWGCTL, OP_DRAWLINE_ZI); + __operation = OP_DRAWLINE_ZI; + } + + if (dx < dy) { + dx = dy; + } + + z1 = v1->win[2] << 15; + dz = ((v2->win[2] << 15) - z1) / dx; + + r1 = v1->color[0] << 15; + g1 = v1->color[1] << 15; + b1 = v1->color[2] << 15; + dr = ((v2->color[0] << 15) - r1) / dx; + dg = ((v2->color[1] << 15) - g1) / dx; + db = ((v2->color[2] << 15) - b1) / dx; + + /* draw the line */ + mga_fifo(14); + mga_outl(M_DR0, z1); + mga_outl(M_DR2, dz); + mga_outl(M_DR3, dz); + mga_outl(M_DR4, r1); + mga_outl(M_DR6, dr); + mga_outl(M_DR7, dr); + mga_outl(M_DR8, g1); + mga_outl(M_DR10, dg); + mga_outl(M_DR11, dg); + mga_outl(M_DR12, b1); + mga_outl(M_DR14, db); + mga_outl(M_DR15, db); + mga_outl(M_XYSTRT, (y1<<16) | x1); + mga_outl(M_XYEND | M_EXEC, (y2<<16) | x2); +} + + + +/* Desc: RGB flat triangle + * + * In : + * Out : + * + * Note: + */ +#define TAG mga_draw_tri_rgb_flat +#define CULL +#define SETUP_CODE \ + if (__operation != OP_DRAWTRAP) { \ + mga_fifo(1); \ + mga_outl(M_DWGCTL, OP_DRAWTRAP); \ + __operation = OP_DRAWTRAP; \ + } +#include "m_ttemp.h" + + + +/* Desc: RGB flat Z-less triangle + * + * In : + * Out : + * + * Note: + */ +#define TAG mga_draw_tri_rgb_flat_zless +#define CULL +#define INTERP_Z +#define SETUP_CODE \ + if (__operation != OP_DRAWTRAP_ZI) { \ + mga_fifo(1); \ + mga_outl(M_DWGCTL, OP_DRAWTRAP_ZI); \ + __operation = OP_DRAWTRAP_ZI; \ + } +#include "m_ttemp.h" + + + +/* Desc: RGB iterated triangle + * + * In : + * Out : + * + * Note: + */ +#define TAG mga_draw_tri_rgb_iter +#define CULL +#define INTERP_RGB +#define SETUP_CODE \ + if (__operation != OP_DRAWTRAP_I) { \ + mga_fifo(1); \ + mga_outl(M_DWGCTL, OP_DRAWTRAP_I); \ + __operation = OP_DRAWTRAP_I; \ + } +#include "m_ttemp.h" + + + +/* Desc: RGB iterated Z-less triangle + * + * In : + * Out : + * + * Note: + */ +#define TAG mga_draw_tri_rgb_iter_zless +#define CULL +#define INTERP_Z +#define INTERP_RGB +#define SETUP_CODE \ + if (__operation != OP_DRAWTRAP_ZI) { \ + mga_fifo(1); \ + mga_outl(M_DWGCTL, OP_DRAWTRAP_ZI); \ + __operation = OP_DRAWTRAP_ZI; \ + } +#include "m_ttemp.h" + + + +/* Desc: RGB flat rectangle + * + * In : + * Out : + * + * Note: + */ +void mga_draw_rect_rgb_flat (int left, int top, int width, int height, int color) +{ + if (__bpp == 8) { + color |= color << 8; + } + if (__bpp <= 16) { + color |= color << 16; + } + + mga_select(); + + /* set engine state */ + if (__operation != OP_DRAWRECT) { + + mga_fifo(1); + mga_outl(M_DWGCTL, OP_DRAWRECT); + __operation = OP_DRAWRECT; + } + + /* draw the rectangle */ + mga_fifo(3); + mga_outl(M_FCOL, color); + mga_outl(M_FXBNDRY, ((left+width)<<16) | left); + mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | height); +} + + + +/* Desc: 32RGB textured span + * + * In : + * Out : + * + * Note: 0 <= width <= 7*1024 + */ +void mga_draw_span_rgb_tx32 (int left, int top, int width, const unsigned long *bitmap) +{ + int i; + + if (!width) { + return; + } + + mga_select(); + + /* set engine state */ + if (__operation != OP_DRAWRECT_TX32BGR) { + mga_fifo(1); + mga_outl(M_DWGCTL, OP_DRAWRECT_TX32BGR); + __operation = OP_DRAWRECT_TX32BGR; + } + + /* draw the rectangle */ + mga_fifo(2); + mga_outl(M_FXBNDRY, ((left+width)<<16) | left); + mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | 1); + + /* copy data to the pseudo-dma window */ + i = 0; + do { + mga_outl(i, *bitmap); + bitmap++; + i += 4; + } while (--width); +} + + + +/* Desc: 24RGB textured span + * + * In : + * Out : + * + * Note: 0 <= width <= 7*1024 + */ +void mga_draw_span_rgb_tx24 (int left, int top, int width, const unsigned long *bitmap) +{ + int i; + + mga_select(); + + /* set engine state */ + if (__operation != OP_DRAWRECT_TX24BGR) { + mga_fifo(1); + mga_outl(M_DWGCTL, OP_DRAWRECT_TX24BGR); + __operation = OP_DRAWRECT_TX24BGR; + } + + /* draw the rectangle */ + mga_fifo(2); + mga_outl(M_FXBNDRY, ((left+width)<<16) | left); + mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | 1); + + /* copy data to the pseudo-dma window */ + i = 0; + width = (width * 3 + 3) / 4; + while (width) { + mga_outl(i & (7 * 1024 - 1), *bitmap); + bitmap++; + i += 4; + width--; + } +} + + + +/* Desc: 32RGB textured rectangle + * + * In : + * Out : + * + * Note: + */ +void mga_draw_rect_rgb_tx32 (int left, int top, int width, int height, const unsigned long *bitmap) +{ + int i; + + mga_select(); + + /* set engine state */ + if (__operation != OP_DRAWRECT_TX32BGR) { + mga_fifo(1); + mga_outl(M_DWGCTL, OP_DRAWRECT_TX32BGR); + __operation = OP_DRAWRECT_TX32BGR; + } + + /* draw the rectangle */ + mga_fifo(2); + mga_outl(M_FXBNDRY, ((left+width)<<16) | left); + mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | height); + + /* copy data to the pseudo-dma window */ + i = 0; + width *= height; + while (width) { + mga_outl(i & (7 * 1024 - 1), *bitmap); + bitmap++; + i += 4; + width--; + } +} + + + +/* Desc: 24RGB textured rectangle + * + * In : + * Out : + * + * Note: + */ +void mga_draw_rect_rgb_tx24 (int left, int top, int width, int height, const unsigned long *bitmap) +{ + int i; + + mga_select(); + + /* set engine state */ + if (__operation != OP_DRAWRECT_TX24BGR) { + mga_fifo(1); + mga_outl(M_DWGCTL, OP_DRAWRECT_TX24BGR); + __operation = OP_DRAWRECT_TX24BGR; + } + + /* draw the rectangle */ + mga_fifo(2); + mga_outl(M_FXBNDRY, ((left+width)<<16) | left); + mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | height); + + /* copy data to the pseudo-dma window */ + i = 0; + width = (width * height * 3 + 3) / 4; + while (width) { + mga_outl(i & (7 * 1024 - 1), *bitmap); + bitmap++; + i += 4; + width--; + } +} + + + +/* Desc: copy 32RGB image to screen + * + * In : + * Out : + * + * Note: + */ +void mga_iload_32RGB (int left, int top, int width, int height, const unsigned long *bitmap) +{ + int i; + + mga_select(); + + /* set engine state */ + if (__operation != OP_ILOAD_32BGR) { + mga_fifo(1); + mga_outl(M_DWGCTL, OP_ILOAD_32BGR); + __operation = OP_ILOAD_32BGR; + } + + /* draw the bitmap */ + mga_fifo(5); + mga_outl(M_AR0, width-1); + mga_outl(M_AR3, 0); + mga_outl(M_AR5, 0); + mga_outl(M_FXBNDRY, ((left+width-1)<<16) | left); + mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | height); + + /* copy data to the pseudo-dma window */ + i = 0; + width *= height; + while (width) { + mga_outl(i & (7 * 1024 - 1), *bitmap); + bitmap++; + i += 4; + width--; + } +} + + + +/* Desc: copy 24RGB image to screen + * + * In : + * Out : + * + * Note: + */ +void mga_iload_24RGB (int left, int top, int width, int height, const unsigned long *bitmap) +{ + int i; + + mga_select(); + + /* set engine state */ + if (__operation != OP_ILOAD_24BGR) { + mga_fifo(1); + mga_outl(M_DWGCTL, OP_ILOAD_24BGR); + __operation = OP_ILOAD_24BGR; + } + + /* draw the bitmap */ + mga_fifo(5); + mga_outl(M_AR0, width-1); + mga_outl(M_AR3, 0); + mga_outl(M_AR5, 0); + mga_outl(M_FXBNDRY, ((left+width-1)<<16) | left); + mga_outl(M_YDSTLEN | M_EXEC, (top<<16) | height); + + /* copy data to the pseudo-dma window */ + i = 0; + width = (width * height * 3 + 3) / 4; + while (width) { + mga_outl(i & (7 * 1024 - 1), *bitmap); + bitmap++; + i += 4; + width--; + } +} + + + +/* Desc: get Z-buffer value + * + * In : + * Out : + * + * Note: + */ +unsigned short mga_getz (int offset) +{ + return hwptr_peekw(mgaptr.linear_map, zorg + (mga_readbuffer_ptr + offset) * 2); +} + + + +/* Desc: put Z-buffer value + * + * In : + * Out : + * + * Note: + */ +void mga_setz (int offset, unsigned short z) +{ + hwptr_pokew(mgaptr.linear_map, zorg + (mga_writebuffer_ptr + offset) * 2, z); +} + + + +/* Desc: clear Z-buffer + * + * In : + * Out : + * + * Note: uses current write buffer + */ +static void _mga_clear_zed (int left, int top, int width, int height, unsigned short z) +{ + if (__bpp == 16) { + /* GPU store (high bandwidth) + * Hack alert: + * can cause problems with concurrent FB accesses + */ + mga_select(); + mga_fifo(1); + mga_outl(M_YDSTORG, mga_writebuffer_ptr + zorg/2); + mga_draw_rect_rgb_flat(left, top, width, height, z); + mga_fifo(1); + mga_outl(M_YDSTORG, mga_writebuffer_ptr); + } else { + /* CPU store */ + unsigned long i, zz = (z<<16) | z; + unsigned long ofs = zorg + (top * __pixwidth + left + mga_writebuffer_ptr) * 2; + hwptr_select(mgaptr.linear_map); + while (height--) { + i = width/2; + while (i--) { + hwptr_nspokel(mgaptr.linear_map, ofs, zz); + ofs += 4; + } + if (width & 1) { + hwptr_nspokew(mgaptr.linear_map, ofs, z); + ofs += 2; + } + ofs += (__pixwidth - width) * 2; + } + } +} + + + +/* Desc: clear color- and Z-buffer + * + * In : front = clear front buffer + * back = clear back buffer + * zed = clear depth buffer + * left = leftmost pixel to be cleared + * top = starting line + * width = number of pixels + * height = number of lines + * color = color to clear to + * z = z value (ignored if zed==0) + * Out : + * + * Note: + */ +void mga_clear (int front, int back, int zed, int left, int top, int width, int height, int color, unsigned short z) +{ + if (front) { + if (mga_writebuffer == MGA_FRONTBUFFER) { + mga_draw_rect_rgb_flat(left, top, width, height, color); + if (zed) { + _mga_clear_zed(left, top, width, height, z); + } + front = 0; + } + } + if (back) { + if (mga_writebuffer == MGA_BACKBUFFER) { + mga_draw_rect_rgb_flat(left, top, width, height, color); + if (zed) { + _mga_clear_zed(left, top, width, height, z); + } + back = 0; + } + } + if (front) { + int old = mga_writebuffer; + mga_set_writebuffer(MGA_FRONTBUFFER); + mga_draw_rect_rgb_flat(left, top, width, height, color); + if (zed) { + _mga_clear_zed(left, top, width, height, z); + } + mga_set_writebuffer(old); + front = 0; + } + if (back) { + int old = mga_writebuffer; + mga_set_writebuffer(MGA_BACKBUFFER); + mga_draw_rect_rgb_flat(left, top, width, height, color); + if (zed) { + _mga_clear_zed(left, top, width, height, z); + } + mga_set_writebuffer(old); + back = 0; + } +} + + + +/* Desc: Attempts to enter specified video mode. + * + * In : ptr to mode structure, number of pages, Z-buffer request, refresh rate + * Out : 0 if success + * + * Note: also set up the accelerator engine + */ +int mga_open (int width, int height, int bpp, int buffers, int zbuffer, int refresh) +{ + static int mill_strides[] = { 640, 768, 800, 960, 1024, 1152, 1280, 1600, 1920, 2048, 0 }; + unsigned int i, used; + MGA_MODE *p; + + if (mga_hw_init(&vram, &interleave, card_name) == 0) { + return -1; + } + + if ((p = mga_mode_find(width, height, bpp)) == NULL) { + return -1; + } + + __bpp = p->bpp; + __width = __pagewidth = p->xres; + __height = p->yres; + + if (buffers > 1) { + __pagewidth = _mga_fix_scans(__pagewidth); + __pixwidth = __pagewidth * buffers; + } else { + __pixwidth = __pagewidth; + __pixwidth = _mga_fix_scans(__pixwidth); + } + + for (i=0; mill_strides[i]; i++) { + if (__pixwidth <= mill_strides[i]) { + __pixwidth = mill_strides[i]; + break; + } + } + + __bypp = (__bpp+7)/8; + __bytwidth = __pixwidth * __bypp; + + /* compute used memory: framebuffer + zbuffer */ + used = __bytwidth * __height; + if (zbuffer) { + zorg = (used + 511) & ~511; + /* Hack alert: + * a 16-bit Z-buffer size is (stride_in_pixels * number_of_lines * 2) + * We cannot mess with the Z-buffer width, but we might decrease the + * number of lines, if the user requests less than (screen_height). For + * example with a 2MB card, one can have 640x480x16 display with 2 color + * buffers and Z-buffer if the maximum requested height is 339: + * Total = (640*480 * 2 + 640*339 * 2) * 2 + * However, this means the user must not write beyond the window's height + * and if we'll ever implement moveable windows, we'll have to reconsider + * this hack. + */ +#if 1 + __zheight = height; /* smaller */ + used = zorg + __pixwidth * 2 * __zheight; +#else + __zheight = __height; + used = zorg + __pixwidth * 2 * __zheight; +#endif + } + + if (mill_strides[i] && (vram>=used)) { + /* enter mode */ + mga_mode_switch(p, refresh); + /* change the scan line length */ + _mga_ralter(M_CRTC_INDEX, 0x14, 0x40, 0); /* disable DWORD */ + _mga_ralter(M_CRTC_INDEX, 0x17, 0x40, 0x40); /* wbmode = BYTE */ + if (interleave) { + _mga_rwrite(M_CRTC_INDEX, 0x13, __bytwidth/16); + _mga_ralter(M_CRTC_EXT_INDEX, 0, 0x30, ((__bytwidth/16)>>4)&0x30); + } else { + _mga_rwrite(M_CRTC_INDEX, 0x13, __bytwidth/8); + _mga_ralter(M_CRTC_EXT_INDEX, 0, 0x30, ((__bytwidth/8)>>4)&0x30); + } + } else { + return -1; + } + + /* setup buffers */ + mga_frontbuffer_ptr = 0; + if (buffers > 1) { + mga_backbuffer_ptr = __pagewidth; + mga_set_readbuffer(MGA_BACKBUFFER); + mga_set_writebuffer(MGA_BACKBUFFER); + } else { + mga_backbuffer_ptr = 0; + mga_set_readbuffer(MGA_FRONTBUFFER); + mga_set_writebuffer(MGA_FRONTBUFFER); + } + mga_display_start(mga_frontbuffer_ptr, __scrollx = 0, __scrolly = 0, 1); + + /* set up the accelerator engine */ + mga_select(); + + mga_fifo(8); + mga_outl(M_PITCH, __pixwidth); + mga_outl(M_PLNWT, 0xFFFFFFFF); + mga_outl(M_OPMODE, M_DMA_BLIT); + mga_outl(M_CXBNDRY, 0xFFFF0000); + mga_outl(M_YTOP, 0x00000000); + mga_outl(M_YBOT, 0x007FFFFF); + mga_outl(M_ZORG, zorg); + +#define INITPTR(bpp) \ + mga_putpixel = _mga_putpixel##bpp; \ + mga_getrgba = _mga_getrgba##bpp; \ + mga_getpixel = _mga_getpixel##bpp; \ + mga_mixrgb = _mga_mixrgb##bpp; \ + mga_mixrgb_full = _mga_mixrgb##bpp##_full + + switch (__bpp) { + case 8: + mga_outl(M_MACCESS, 0); + INITPTR(8); + break; + case 15: + mga_outl(M_MACCESS, 0x80000001); + INITPTR(15); + break; + case 16: + mga_outl(M_MACCESS, 1); + INITPTR(16); + break; + case 32: + mga_outl(M_MACCESS, 2); + INITPTR(32); + break; + } + +#undef INITPTR + + /* disable VGA aperture */ + i = mga_inb(M_MISC_R); + mga_outb(M_MISC_W, i & ~2); + + /* clear Z-buffer (if any) */ + if (zbuffer) { + unsigned long ofs = zorg; + unsigned long len = zorg + __pixwidth * 2 * __zheight; + + hwptr_select(mgaptr.linear_map); + for (; ofs -#include -#include -#include -#include -#include - -#include "../internal.h" -#include "mga_reg.h" -#include "mga_hw.h" - - - -/* Hack alert: - * these should really be externs - */ -/* PCI access routines */ -static int pci_find_device (int deviceID, int vendorID, int deviceIndex, int *handle); -static unsigned long pci_read_long (int handle, int index); -static void pci_write_long (int handle, int index, unsigned long value); - - - -/* PCI device identifiers */ -#define MATROX_VENDOR_ID 0x102B - -typedef enum { - MATROX_MILL_ID = 0x0519 -} MATROX_ID; - -static MATROX_ID matrox_id_list[] = { - MATROX_MILL_ID, - 0 -}; - - - -/* internal hardware data structures */ -#if !MGA_FARPTR -static int dirty; -#endif -static int bus_id; -static unsigned long reg40; -static unsigned long io_mem_base[4], linear_base; -static unsigned long io_mem_size[4], linear_size; -static MATROX_ID matrox_id; - - - -/* interface structures containing hardware pointer data */ -MGA_HWPTR mgaptr; - - - -/* Desc: create MMAP - * - * In : - * Out : - * - * Note: - */ -static int _create_mmap (__dpmi_paddr *m, unsigned long base, unsigned long size) -{ -#if MGA_FARPTR - int sel; - if (_create_selector(&sel, base, size)) { - return -1; - } - m->selector = sel; - m->offset32 = 0; -#else - m->selector = _my_ds(); - if (_create_linear_mapping(&m->offset32, base, size)) { - return -1; - } - m->offset32 -= __djgpp_base_address; -#endif - return 0; -} - - - -/* Desc: destroy MMAP - * - * In : - * Out : - * - * Note: - */ -static void _destroy_mmap (__dpmi_paddr *m) -{ -#if MGA_FARPTR - int sel = m->selector; - _remove_selector(&sel); -#else - m->offset32 += __djgpp_base_address; - _remove_linear_mapping(&m->offset32); -#endif - m->selector = 0; - m->offset32 = 0; -} - - - -/* Desc: Counts amount of installed RAM - * - * In : - * Out : - * - * Note: - */ -static int _mga_get_vram (MATROX_ID chip, unsigned long base) -{ - int ProbeSize = 8; - int SizeFound = 2; - unsigned char tmp; - int i; - __dpmi_paddr fb; - - switch (chip) { - case MATROX_MILL_ID: - ProbeSize = 8; - break; - } - - if (_create_mmap(&fb, base, ProbeSize*1024*1024)) { - return 0; - } - - /* turn MGA mode on - enable linear frame buffer (CRTCEXT3) */ - mga_select(); - mga_outb(M_CRTC_EXT_INDEX, 3); - tmp = mga_inb(M_CRTC_EXT_DATA); - mga_outb(M_CRTC_EXT_DATA, tmp | M_MGAMODE); - - /* write, read and compare method */ - for (i=ProbeSize; i>2; i-= 2) { - hwptr_pokeb(fb, i*1024*1024 - 1, 0xAA); - mga_select(); - mga_outb(M_CRTC_INDEX, 0); /* flush the cache */ - mga_inl(M_STATUS); /* delay */ - mga_inl(M_STATUS); /* delay */ - mga_inl(M_STATUS); /* delay */ - if (hwptr_peekb(fb, i*1024*1024 - 1) == 0xAA) { - SizeFound = i; - break; - } - } - - /* restore CRTCEXT3 state */ - mga_select(); - mga_outb(M_CRTC_EXT_INDEX, 3); - mga_outb(M_CRTC_EXT_DATA, tmp); - - _destroy_mmap(&fb); - - return SizeFound*1024*1024; -} - - - -/* Desc: Frees all resources allocated by MGA init code. - * - * In : - * Out : - * - * Note: - */ -void mga_hw_fini (void) -{ - int i; - - pci_write_long(bus_id, 0x40, reg40); - - for (i=0; i<4; i++) { - _destroy_mmap(&mgaptr.io_mem_map[i]); - } - - _destroy_mmap(&mgaptr.linear_map); - -#if !MGA_FARPTR - if (dirty) { - __djgpp_nearptr_disable(); - dirty = FALSE; - } -#endif - - matrox_id = 0; -} - - - -/* Desc: Attempts to detect MGA. - * - * In : - * Out : - * - * Note: The first thing ever to be called. This is in charge of filling in - * the driver header with all the required information and function - * pointers. We do not yet have access to the video memory, so we can't - * talk directly to the card. - */ -int mga_hw_init (unsigned long *vram, int *interleave, char *name) -{ - int i; - unsigned long pci_base[2]; - - if (matrox_id) { - return matrox_id; - } - -#if !MGA_FARPTR - /* enable nearptr access */ - if (_crt0_startup_flags & _CRT0_FLAG_NEARPTR) { - dirty = FALSE; - } else { - if (__djgpp_nearptr_enable() == 0) - return NULL; - - dirty = TRUE; - } -#endif - - /* find PCI device */ - matrox_id = 0; - - for (bus_id=0, i=0; matrox_id_list[i]; i++) { - if (pci_find_device(matrox_id_list[i], MATROX_VENDOR_ID, 0, &bus_id)) { - matrox_id = matrox_id_list[i]; - break; - } - } - - /* set up the card name */ - switch (matrox_id) { - case MATROX_MILL_ID: - if (name) strcpy(name, "Millennium"); - break; - default: - matrox_id = 0; - return -1; - } - - reg40 = pci_read_long(bus_id, 0x40); -#if 0 /* overclock a little :) */ - { - int rfhcnt = (reg40 >> 16) & 0xF; - if ((reg40 & 0x200000) && (rfhcnt < 0xC)) { - pci_write_long(bus_id, 0x40, (reg40 & 0xFFF0FFFF) | 0x000C0000); - } - } -#endif - - /* read hardware configuration data */ - for (i=0; i<2; i++) - pci_base[i] = pci_read_long(bus_id, 16+i*4); - - /* work out the linear framebuffer and MMIO addresses */ - if (matrox_id == MATROX_MILL_ID) { - if (pci_base[0]) - io_mem_base[0] = pci_base[0] & 0xFFFFC000; - - if (pci_base[1]) - linear_base = pci_base[1] & 0xFF800000; - } - - if (!linear_base || !io_mem_base[0]) - return NULL; - - /* deal with the memory mapping crap */ - io_mem_size[0] = 0x4000; - - for (i=0; i<4; i++) { - if (io_mem_base[i]) { - if (_create_mmap(&mgaptr.io_mem_map[i], io_mem_base[i], io_mem_size[i])) { - mga_hw_fini(); - return NULL; - } - } - } - - *vram = linear_size = _mga_get_vram(matrox_id, linear_base); - - if (_create_mmap(&mgaptr.linear_map, linear_base, linear_size)) { - mga_hw_fini(); - return NULL; - } - - /* fill in user data */ - *interleave = linear_size > 2*1024*1024; - - return matrox_id; -} - - - -/* PCI routines added by SET */ -#define PCIAddr 0xCF8 -#define PCIData 0xCFC -#define PCIEnable 0x80000000 - - - -/* FindPCIDevice: - * Replacement for the INT 1A - PCI BIOS v2.0c+ - FIND PCI DEVICE, AX = B102h - * - * Note: deviceIndex is because a card can hold more than one PCI chip. - * - * Searches the board of the vendor supplied in vendorID with - * identification number deviceID and index deviceIndex (normally 0). - * The value returned in handle can be used to access the PCI registers - * of this board. - * - * Return: 1 if found 0 if not found. - */ -static int pci_find_device (int deviceID, int vendorID, int deviceIndex, int *handle) -{ - int model, vendor, card, device; - unsigned value, full_id, bus, busMax; - - deviceIndex <<= 8; - - /* for each PCI bus */ - for (bus=0, busMax=0x10000; bus> 16; - - if (vendor != 0xFFFF) { - /* is this the one we want? */ - if ((deviceID == model) && (vendorID == vendor)) { - *handle = value; - return 1; - } - - /* is it a bridge to a secondary bus? */ - outportl(PCIAddr, value | 8); - - if (((inportl(PCIData) >> 16) == 0x0600) || (full_id==0x00011011)) - busMax += 0x10000; - } - } - } - - return 0; -} - - - -/* Desc: - * - * In : - * Out : - * - * Note: - */ -static unsigned long pci_read_long (int handle, int index) -{ - outportl(PCIAddr, PCIEnable | handle | index); - return inportl(PCIData); -} - - - -/* Desc: - * - * In : - * Out : - * - * Note: - */ -static void pci_write_long (int handle, int index, unsigned long value) -{ - outportl(PCIAddr, PCIEnable | handle | index); - outportl(PCIData, value); -} +/* + * Mesa 3-D graphics library + * Version: 5.0 + * + * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.4 for Mesa -- MGA2064W HW mapping + * + * Copyright (c) 2003 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include +#include +#include +#include +#include +#include + +#include "../internal.h" +#include "mga_reg.h" +#include "mga_hw.h" + + + +/* Hack alert: + * these should really be externs + */ +/* PCI access routines */ +static int pci_find_device (int deviceID, int vendorID, int deviceIndex, int *handle); +static unsigned long pci_read_long (int handle, int index); +static void pci_write_long (int handle, int index, unsigned long value); + + + +/* PCI device identifiers */ +#define MATROX_VENDOR_ID 0x102B + +typedef enum { + MATROX_MILL_ID = 0x0519 +} MATROX_ID; + +static MATROX_ID matrox_id_list[] = { + MATROX_MILL_ID, + 0 +}; + + + +/* internal hardware data structures */ +#if !MGA_FARPTR +static int dirty; +#endif +static int bus_id; +static unsigned long reg40; +static unsigned long io_mem_base[4], linear_base; +static unsigned long io_mem_size[4], linear_size; +static MATROX_ID matrox_id; + + + +/* interface structures containing hardware pointer data */ +MGA_HWPTR mgaptr; + + + +/* Desc: create MMAP + * + * In : + * Out : + * + * Note: + */ +static int _create_mmap (__dpmi_paddr *m, unsigned long base, unsigned long size) +{ +#if MGA_FARPTR + int sel; + if (_create_selector(&sel, base, size)) { + return -1; + } + m->selector = sel; + m->offset32 = 0; +#else + m->selector = _my_ds(); + if (_create_linear_mapping(&m->offset32, base, size)) { + return -1; + } + m->offset32 -= __djgpp_base_address; +#endif + return 0; +} + + + +/* Desc: destroy MMAP + * + * In : + * Out : + * + * Note: + */ +static void _destroy_mmap (__dpmi_paddr *m) +{ +#if MGA_FARPTR + int sel = m->selector; + _remove_selector(&sel); +#else + m->offset32 += __djgpp_base_address; + _remove_linear_mapping(&m->offset32); +#endif + m->selector = 0; + m->offset32 = 0; +} + + + +/* Desc: Counts amount of installed RAM + * + * In : + * Out : + * + * Note: + */ +static int _mga_get_vram (MATROX_ID chip, unsigned long base) +{ + int ProbeSize = 8; + int SizeFound = 2; + unsigned char tmp; + int i; + __dpmi_paddr fb; + + switch (chip) { + case MATROX_MILL_ID: + ProbeSize = 8; + break; + } + + if (_create_mmap(&fb, base, ProbeSize*1024*1024)) { + return 0; + } + + /* turn MGA mode on - enable linear frame buffer (CRTCEXT3) */ + mga_select(); + mga_outb(M_CRTC_EXT_INDEX, 3); + tmp = mga_inb(M_CRTC_EXT_DATA); + mga_outb(M_CRTC_EXT_DATA, tmp | M_MGAMODE); + + /* write, read and compare method */ + for (i=ProbeSize; i>2; i-= 2) { + hwptr_pokeb(fb, i*1024*1024 - 1, 0xAA); + mga_select(); + mga_outb(M_CRTC_INDEX, 0); /* flush the cache */ + mga_inl(M_STATUS); /* delay */ + mga_inl(M_STATUS); /* delay */ + mga_inl(M_STATUS); /* delay */ + if (hwptr_peekb(fb, i*1024*1024 - 1) == 0xAA) { + SizeFound = i; + break; + } + } + + /* restore CRTCEXT3 state */ + mga_select(); + mga_outb(M_CRTC_EXT_INDEX, 3); + mga_outb(M_CRTC_EXT_DATA, tmp); + + _destroy_mmap(&fb); + + return SizeFound*1024*1024; +} + + + +/* Desc: Frees all resources allocated by MGA init code. + * + * In : + * Out : + * + * Note: + */ +void mga_hw_fini (void) +{ + int i; + + pci_write_long(bus_id, 0x40, reg40); + + for (i=0; i<4; i++) { + _destroy_mmap(&mgaptr.io_mem_map[i]); + } + + _destroy_mmap(&mgaptr.linear_map); + +#if !MGA_FARPTR + if (dirty) { + __djgpp_nearptr_disable(); + dirty = FALSE; + } +#endif + + matrox_id = 0; +} + + + +/* Desc: Attempts to detect MGA. + * + * In : + * Out : + * + * Note: The first thing ever to be called. This is in charge of filling in + * the driver header with all the required information and function + * pointers. We do not yet have access to the video memory, so we can't + * talk directly to the card. + */ +int mga_hw_init (unsigned long *vram, int *interleave, char *name) +{ + int i; + unsigned long pci_base[2]; + + if (matrox_id) { + return matrox_id; + } + +#if !MGA_FARPTR + /* enable nearptr access */ + if (_crt0_startup_flags & _CRT0_FLAG_NEARPTR) { + dirty = FALSE; + } else { + if (__djgpp_nearptr_enable() == 0) + return 0; + + dirty = TRUE; + } +#endif + + /* find PCI device */ + matrox_id = 0; + + for (bus_id=0, i=0; matrox_id_list[i]; i++) { + if (pci_find_device(matrox_id_list[i], MATROX_VENDOR_ID, 0, &bus_id)) { + matrox_id = matrox_id_list[i]; + break; + } + } + + /* set up the card name */ + switch (matrox_id) { + case MATROX_MILL_ID: + if (name) strcpy(name, "Millennium"); + break; + default: + matrox_id = 0; + return -1; + } + + reg40 = pci_read_long(bus_id, 0x40); +#if 0 /* overclock a little :) */ + { + int rfhcnt = (reg40 >> 16) & 0xF; + if ((reg40 & 0x200000) && (rfhcnt < 0xC)) { + pci_write_long(bus_id, 0x40, (reg40 & 0xFFF0FFFF) | 0x000C0000); + } + } +#endif + + /* read hardware configuration data */ + for (i=0; i<2; i++) + pci_base[i] = pci_read_long(bus_id, 16+i*4); + + /* work out the linear framebuffer and MMIO addresses */ + if (matrox_id == MATROX_MILL_ID) { + if (pci_base[0]) + io_mem_base[0] = pci_base[0] & 0xFFFFC000; + + if (pci_base[1]) + linear_base = pci_base[1] & 0xFF800000; + } + + if (!linear_base || !io_mem_base[0]) + return 0; + + /* deal with the memory mapping crap */ + io_mem_size[0] = 0x4000; + + for (i=0; i<4; i++) { + if (io_mem_base[i]) { + if (_create_mmap(&mgaptr.io_mem_map[i], io_mem_base[i], io_mem_size[i])) { + mga_hw_fini(); + return 0; + } + } + } + + *vram = linear_size = _mga_get_vram(matrox_id, linear_base); + + if (_create_mmap(&mgaptr.linear_map, linear_base, linear_size)) { + mga_hw_fini(); + return 0; + } + + /* fill in user data */ + *interleave = linear_size > 2*1024*1024; + + return matrox_id; +} + + + +/* PCI routines added by SET */ +#define PCIAddr 0xCF8 +#define PCIData 0xCFC +#define PCIEnable 0x80000000 + + + +/* FindPCIDevice: + * Replacement for the INT 1A - PCI BIOS v2.0c+ - FIND PCI DEVICE, AX = B102h + * + * Note: deviceIndex is because a card can hold more than one PCI chip. + * + * Searches the board of the vendor supplied in vendorID with + * identification number deviceID and index deviceIndex (normally 0). + * The value returned in handle can be used to access the PCI registers + * of this board. + * + * Return: 1 if found 0 if not found. + */ +static int pci_find_device (int deviceID, int vendorID, int deviceIndex, int *handle) +{ + int model, vendor, card, device; + unsigned value, full_id, bus, busMax; + + deviceIndex <<= 8; + + /* for each PCI bus */ + for (bus=0, busMax=0x10000; bus> 16; + + if (vendor != 0xFFFF) { + /* is this the one we want? */ + if ((deviceID == model) && (vendorID == vendor)) { + *handle = value; + return 1; + } + + /* is it a bridge to a secondary bus? */ + outportl(PCIAddr, value | 8); + + if (((inportl(PCIData) >> 16) == 0x0600) || (full_id==0x00011011)) + busMax += 0x10000; + } + } + } + + return 0; +} + + + +/* Desc: + * + * In : + * Out : + * + * Note: + */ +static unsigned long pci_read_long (int handle, int index) +{ + outportl(PCIAddr, PCIEnable | handle | index); + return inportl(PCIData); +} + + + +/* Desc: + * + * In : + * Out : + * + * Note: + */ +static void pci_write_long (int handle, int index, unsigned long value) +{ + outportl(PCIAddr, PCIEnable | handle | index); + outportl(PCIData, value); +} diff --git a/src/mesa/drivers/dos/mga/mga_hw.h b/src/mesa/drivers/dos/mga/mga_hw.h index c6575b97f8..8cc266b49e 100644 --- a/src/mesa/drivers/dos/mga/mga_hw.h +++ b/src/mesa/drivers/dos/mga/mga_hw.h @@ -1,113 +1,113 @@ -/* - * Mesa 3-D graphics library - * Version: 5.0 - * - * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W HW mapping - * - * Copyright (c) 2003 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#ifndef MGA_HW_included -#define MGA_HW_included - - - -/* set this to zero to use near pointers */ -#define MGA_FARPTR 1 - - - -/* access macros */ -#if MGA_FARPTR - -#include - -#define hwptr_pokeb(ptr, off, val) _farpokeb((ptr).selector, (ptr).offset32+(off), (val)) -#define hwptr_pokew(ptr, off, val) _farpokew((ptr).selector, (ptr).offset32+(off), (val)) -#define hwptr_pokel(ptr, off, val) _farpokel((ptr).selector, (ptr).offset32+(off), (val)) - -#define hwptr_peekb(ptr, off) _farpeekb((ptr).selector, (ptr).offset32+(off)) -#define hwptr_peekw(ptr, off) _farpeekw((ptr).selector, (ptr).offset32+(off)) -#define hwptr_peekl(ptr, off) _farpeekl((ptr).selector, (ptr).offset32+(off)) - -#define hwptr_select(ptr) _farsetsel((ptr).selector) -#define hwptr_unselect(ptr) (ptr).selector = _fargetsel() - -#define hwptr_nspokeb(ptr, off, val) _farnspokeb((ptr).offset32+(off), (val)) -#define hwptr_nspokew(ptr, off, val) _farnspokew((ptr).offset32+(off), (val)) -#define hwptr_nspokel(ptr, off, val) _farnspokel((ptr).offset32+(off), (val)) - -#define hwptr_nspeekb(ptr, off) _farnspeekb((ptr).offset32+(off)) -#define hwptr_nspeekw(ptr, off) _farnspeekw((ptr).offset32+(off)) -#define hwptr_nspeekl(ptr, off) _farnspeekl((ptr).offset32+(off)) - -#else - -#define hwptr_pokeb(ptr, off, val) *((volatile unsigned char *)((ptr).offset32+(off))) = (val) -#define hwptr_pokew(ptr, off, val) *((volatile unsigned short *)((ptr).offset32+(off))) = (val) -#define hwptr_pokel(ptr, off, val) *((volatile unsigned long *)((ptr).offset32+(off))) = (val) - -#define hwptr_peekb(ptr, off) (*((volatile unsigned char *)((ptr).offset32+(off)))) -#define hwptr_peekw(ptr, off) (*((volatile unsigned short *)((ptr).offset32+(off)))) -#define hwptr_peekl(ptr, off) (*((volatile unsigned long *)((ptr).offset32+(off)))) - -#define hwptr_select(ptr) -#define hwptr_unselect(ptr) - -#define hwptr_nspokeb(ptr, off, val) *((volatile unsigned char *)((ptr).offset32+(off))) = (val) -#define hwptr_nspokew(ptr, off, val) *((volatile unsigned short *)((ptr).offset32+(off))) = (val) -#define hwptr_nspokel(ptr, off, val) *((volatile unsigned long *)((ptr).offset32+(off))) = (val) - -#define hwptr_nspeekb(ptr, off) (*((volatile unsigned char *)((ptr).offset32+(off)))) -#define hwptr_nspeekw(ptr, off) (*((volatile unsigned short *)((ptr).offset32+(off)))) -#define hwptr_nspeekl(ptr, off) (*((volatile unsigned long *)((ptr).offset32+(off)))) - -#endif - - - -/* helpers for accessing the Matrox registers */ -#define mga_select() hwptr_select(mgaptr.io_mem_map[0]) -#define mga_inb(addr) hwptr_nspeekb(mgaptr.io_mem_map[0], addr) -#define mga_inw(addr) hwptr_nspeekw(mgaptr.io_mem_map[0], addr) -#define mga_inl(addr) hwptr_nspeekl(mgaptr.io_mem_map[0], addr) -#define mga_outb(addr, val) hwptr_nspokeb(mgaptr.io_mem_map[0], addr, val) -#define mga_outw(addr, val) hwptr_nspokew(mgaptr.io_mem_map[0], addr, val) -#define mga_outl(addr, val) hwptr_nspokel(mgaptr.io_mem_map[0], addr, val) - - - -typedef struct MGA_HWPTR { - __dpmi_paddr io_mem_map[4], linear_map; -} MGA_HWPTR; - -extern MGA_HWPTR mgaptr; - -void mga_hw_fini (void); -int mga_hw_init (unsigned long *vram, int *interleave, char *name); - -#endif +/* + * Mesa 3-D graphics library + * Version: 5.0 + * + * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W HW mapping + * + * Copyright (c) 2003 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#ifndef MGA_HW_included +#define MGA_HW_included + + + +/* set this to zero to use near pointers */ +#define MGA_FARPTR 1 + + + +/* access macros */ +#if MGA_FARPTR + +#include + +#define hwptr_pokeb(ptr, off, val) _farpokeb((ptr).selector, (ptr).offset32+(off), (val)) +#define hwptr_pokew(ptr, off, val) _farpokew((ptr).selector, (ptr).offset32+(off), (val)) +#define hwptr_pokel(ptr, off, val) _farpokel((ptr).selector, (ptr).offset32+(off), (val)) + +#define hwptr_peekb(ptr, off) _farpeekb((ptr).selector, (ptr).offset32+(off)) +#define hwptr_peekw(ptr, off) _farpeekw((ptr).selector, (ptr).offset32+(off)) +#define hwptr_peekl(ptr, off) _farpeekl((ptr).selector, (ptr).offset32+(off)) + +#define hwptr_select(ptr) _farsetsel((ptr).selector) +#define hwptr_unselect(ptr) (ptr).selector = _fargetsel() + +#define hwptr_nspokeb(ptr, off, val) _farnspokeb((ptr).offset32+(off), (val)) +#define hwptr_nspokew(ptr, off, val) _farnspokew((ptr).offset32+(off), (val)) +#define hwptr_nspokel(ptr, off, val) _farnspokel((ptr).offset32+(off), (val)) + +#define hwptr_nspeekb(ptr, off) _farnspeekb((ptr).offset32+(off)) +#define hwptr_nspeekw(ptr, off) _farnspeekw((ptr).offset32+(off)) +#define hwptr_nspeekl(ptr, off) _farnspeekl((ptr).offset32+(off)) + +#else + +#define hwptr_pokeb(ptr, off, val) *((volatile unsigned char *)((ptr).offset32+(off))) = (val) +#define hwptr_pokew(ptr, off, val) *((volatile unsigned short *)((ptr).offset32+(off))) = (val) +#define hwptr_pokel(ptr, off, val) *((volatile unsigned long *)((ptr).offset32+(off))) = (val) + +#define hwptr_peekb(ptr, off) (*((volatile unsigned char *)((ptr).offset32+(off)))) +#define hwptr_peekw(ptr, off) (*((volatile unsigned short *)((ptr).offset32+(off)))) +#define hwptr_peekl(ptr, off) (*((volatile unsigned long *)((ptr).offset32+(off)))) + +#define hwptr_select(ptr) +#define hwptr_unselect(ptr) + +#define hwptr_nspokeb(ptr, off, val) *((volatile unsigned char *)((ptr).offset32+(off))) = (val) +#define hwptr_nspokew(ptr, off, val) *((volatile unsigned short *)((ptr).offset32+(off))) = (val) +#define hwptr_nspokel(ptr, off, val) *((volatile unsigned long *)((ptr).offset32+(off))) = (val) + +#define hwptr_nspeekb(ptr, off) (*((volatile unsigned char *)((ptr).offset32+(off)))) +#define hwptr_nspeekw(ptr, off) (*((volatile unsigned short *)((ptr).offset32+(off)))) +#define hwptr_nspeekl(ptr, off) (*((volatile unsigned long *)((ptr).offset32+(off)))) + +#endif + + + +/* helpers for accessing the Matrox registers */ +#define mga_select() hwptr_select(mgaptr.io_mem_map[0]) +#define mga_inb(addr) hwptr_nspeekb(mgaptr.io_mem_map[0], addr) +#define mga_inw(addr) hwptr_nspeekw(mgaptr.io_mem_map[0], addr) +#define mga_inl(addr) hwptr_nspeekl(mgaptr.io_mem_map[0], addr) +#define mga_outb(addr, val) hwptr_nspokeb(mgaptr.io_mem_map[0], addr, val) +#define mga_outw(addr, val) hwptr_nspokew(mgaptr.io_mem_map[0], addr, val) +#define mga_outl(addr, val) hwptr_nspokel(mgaptr.io_mem_map[0], addr, val) + + + +typedef struct MGA_HWPTR { + __dpmi_paddr io_mem_map[4], linear_map; +} MGA_HWPTR; + +extern MGA_HWPTR mgaptr; + +void mga_hw_fini (void); +int mga_hw_init (unsigned long *vram, int *interleave, char *name); + +#endif diff --git a/src/mesa/drivers/dos/mga/mga_mode.c b/src/mesa/drivers/dos/mga/mga_mode.c index 4c6d926111..efba24ca69 100644 --- a/src/mesa/drivers/dos/mga/mga_mode.c +++ b/src/mesa/drivers/dos/mga/mga_mode.c @@ -1,231 +1,231 @@ -/* - * Mesa 3-D graphics library - * Version: 5.0 - * - * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W mode switching - * - * Copyright (c) 2003 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include -#include -#include -#include -#include -#include -#include - -#include "../internal.h" -#include "mga_mode.h" - - - -static MGA_MODE oldmode; -static MGA_MODE modes[64]; - - - -/* - * VESA info - */ -#define V_SIGN 0 -#define V_MINOR 4 -#define V_MAJOR 5 -#define V_OEM_OFS 6 -#define V_OEM_SEG 8 -#define V_MODE_OFS 14 -#define V_MODE_SEG 16 -#define V_MEMORY 18 - -/* - * mode info - */ -#define M_ATTR 0 -#define M_GRAN 4 -#define M_SCANLEN 16 -#define M_XRES 18 -#define M_YRES 20 -#define M_BPP 25 -#define M_RED 31 -#define M_GREEN 33 -#define M_BLUE 35 -#define M_PHYS_PTR 40 - - - -/* Desc: get available modes - * - * In : - - * Out : linear modes list ptr - * - * Note: shouldn't use VESA... - */ -static MGA_MODE *_mga_mode_check (void) -{ - __dpmi_regs r; - word16 *p; - MGA_MODE *q; - char vesa_info[512], tmp[512]; - - _farpokel(_stubinfo->ds_selector, 0, 0x32454256); - r.x.ax = 0x4f00; - r.x.di = 0; - r.x.es = _stubinfo->ds_segment; - __dpmi_int(0x10, &r); - movedata(_stubinfo->ds_selector, 0, _my_ds(), (unsigned)vesa_info, 512); - if ((r.x.ax!=0x004f) || ((_32_ vesa_info[V_SIGN])!=0x41534556)) { - return NULL; - } - - p = (word16 *)(((_16_ vesa_info[V_MODE_SEG])<<4) + (_16_ vesa_info[V_MODE_OFS])); - q = modes; - do { - if ((q->mode=_farpeekw(__djgpp_dos_sel, (unsigned long)(p++)))==0xffff) { - break; - } - - r.x.ax = 0x4f01; - r.x.cx = q->mode; - r.x.di = 512; - r.x.es = _stubinfo->ds_segment; - __dpmi_int(0x10, &r); - movedata(_stubinfo->ds_selector, 512, _my_ds(), (unsigned)tmp, 256); - switch (tmp[M_BPP]) { - case 16: - q->bpp = tmp[M_RED] + tmp[M_GREEN] + tmp[M_BLUE]; - break; - case 8: - case 15: - case 24: - case 32: - q->bpp = tmp[M_BPP]; - break; - default: - q->bpp = 0; - } - if ((r.x.ax==0x004f) && ((tmp[M_ATTR]&0x11)==0x11) && q->bpp && (tmp[M_ATTR]&0x80)) { - q->xres = _16_ tmp[M_XRES]; - q->yres = _16_ tmp[M_YRES]; - q->mode |= 0x4000; - q++; - } - } while (TRUE); - - return modes; -} - - - -/* Desc: save current mode - * - * In : ptr to mode structure - * Out : 0 if success - * - * Note: shouldn't use VESA... - */ -static int _mga_mode_save (MGA_MODE *p) -{ - __asm("\n\ - movw $0x4f03, %%ax \n\ - int $0x10 \n\ - movl %%ebx, %0 \n\ - ":"=g"(p->mode)::"%eax", "%ebx"); - return 0; -} - - - -/* Desc: switch to specified mode - * - * In : ptr to mode structure, refresh rate - * Out : 0 if success - * - * Note: shouldn't use VESA... - */ -int mga_mode_switch (MGA_MODE *p, int refresh) -{ - if (oldmode.mode == 0) { - _mga_mode_save(&oldmode); - } - __asm("movw $0x4f02, %%ax; int $0x10"::"b"(p->mode):"%eax"); - return 0; - - (void)refresh; /* silence compiler warning */ -} - - - -/* Desc: restore to the mode prior to first call to `mga_switch' - * - * In : - - * Out : 0 if success - * - * Note: shouldn't use VESA... - */ -int mga_mode_restore (void) -{ - if (oldmode.mode != 0) { - __asm("movw $0x4f02, %%ax; int $0x10"::"b"(oldmode.mode):"%eax"); - oldmode.mode = 0; - } - return 0; -} - - - -/* Desc: return suitable mode - * - * In : width, height, bpp - * Out : ptr to mode structure - * - * Note: - - */ -MGA_MODE *mga_mode_find (int width, int height, int bpp) -{ - static MGA_MODE *q = NULL; - - MGA_MODE *p; - unsigned int min; - - if (q == NULL) { - if ((q = _mga_mode_check()) == NULL) { - return NULL; - } - } - - /* search for a mode that fits our request */ - for (min=-1, p=NULL; q->mode!=0xffff; q++) { - if ((q->xres>=width) && (q->yres>=height) && (q->bpp==bpp)) { - if (min>=(unsigned)(q->xres*q->yres)) { - min = q->xres*q->yres; - p = q; - } - } - } - - return p; -} +/* + * Mesa 3-D graphics library + * Version: 5.0 + * + * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W mode switching + * + * Copyright (c) 2003 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include +#include +#include +#include +#include +#include +#include + +#include "../internal.h" +#include "mga_mode.h" + + + +static MGA_MODE oldmode; +static MGA_MODE modes[64]; + + + +/* + * VESA info + */ +#define V_SIGN 0 +#define V_MINOR 4 +#define V_MAJOR 5 +#define V_OEM_OFS 6 +#define V_OEM_SEG 8 +#define V_MODE_OFS 14 +#define V_MODE_SEG 16 +#define V_MEMORY 18 + +/* + * mode info + */ +#define M_ATTR 0 +#define M_GRAN 4 +#define M_SCANLEN 16 +#define M_XRES 18 +#define M_YRES 20 +#define M_BPP 25 +#define M_RED 31 +#define M_GREEN 33 +#define M_BLUE 35 +#define M_PHYS_PTR 40 + + + +/* Desc: get available modes + * + * In : - + * Out : linear modes list ptr + * + * Note: shouldn't use VESA... + */ +static MGA_MODE *_mga_mode_check (void) +{ + __dpmi_regs r; + word16 *p; + MGA_MODE *q; + char vesa_info[512], tmp[512]; + + _farpokel(_stubinfo->ds_selector, 0, 0x32454256); + r.x.ax = 0x4f00; + r.x.di = 0; + r.x.es = _stubinfo->ds_segment; + __dpmi_int(0x10, &r); + movedata(_stubinfo->ds_selector, 0, _my_ds(), (unsigned)vesa_info, 512); + if ((r.x.ax!=0x004f) || ((_32_ vesa_info[V_SIGN])!=0x41534556)) { + return NULL; + } + + p = (word16 *)(((_16_ vesa_info[V_MODE_SEG])<<4) + (_16_ vesa_info[V_MODE_OFS])); + q = modes; + do { + if ((q->mode=_farpeekw(__djgpp_dos_sel, (unsigned long)(p++)))==0xffff) { + break; + } + + r.x.ax = 0x4f01; + r.x.cx = q->mode; + r.x.di = 512; + r.x.es = _stubinfo->ds_segment; + __dpmi_int(0x10, &r); + movedata(_stubinfo->ds_selector, 512, _my_ds(), (unsigned)tmp, 256); + switch (tmp[M_BPP]) { + case 16: + q->bpp = tmp[M_RED] + tmp[M_GREEN] + tmp[M_BLUE]; + break; + case 8: + case 15: + case 24: + case 32: + q->bpp = tmp[M_BPP]; + break; + default: + q->bpp = 0; + } + if ((r.x.ax==0x004f) && ((tmp[M_ATTR]&0x11)==0x11) && q->bpp && (tmp[M_ATTR]&0x80)) { + q->xres = _16_ tmp[M_XRES]; + q->yres = _16_ tmp[M_YRES]; + q->mode |= 0x4000; + q++; + } + } while (TRUE); + + return modes; +} + + + +/* Desc: save current mode + * + * In : ptr to mode structure + * Out : 0 if success + * + * Note: shouldn't use VESA... + */ +static int _mga_mode_save (MGA_MODE *p) +{ + __asm("\n\ + movw $0x4f03, %%ax \n\ + int $0x10 \n\ + movl %%ebx, %0 \n\ + ":"=g"(p->mode)::"%eax", "%ebx"); + return 0; +} + + + +/* Desc: switch to specified mode + * + * In : ptr to mode structure, refresh rate + * Out : 0 if success + * + * Note: shouldn't use VESA... + */ +int mga_mode_switch (MGA_MODE *p, int refresh) +{ + if (oldmode.mode == 0) { + _mga_mode_save(&oldmode); + } + __asm("movw $0x4f02, %%ax; int $0x10"::"b"(p->mode):"%eax"); + return 0; + + (void)refresh; /* silence compiler warning */ +} + + + +/* Desc: restore to the mode prior to first call to `mga_switch' + * + * In : - + * Out : 0 if success + * + * Note: shouldn't use VESA... + */ +int mga_mode_restore (void) +{ + if (oldmode.mode != 0) { + __asm("movw $0x4f02, %%ax; int $0x10"::"b"(oldmode.mode):"%eax"); + oldmode.mode = 0; + } + return 0; +} + + + +/* Desc: return suitable mode + * + * In : width, height, bpp + * Out : ptr to mode structure + * + * Note: - + */ +MGA_MODE *mga_mode_find (int width, int height, int bpp) +{ + static MGA_MODE *q = NULL; + + MGA_MODE *p; + unsigned int min; + + if (q == NULL) { + if ((q = _mga_mode_check()) == NULL) { + return NULL; + } + } + + /* search for a mode that fits our request */ + for (min=-1, p=NULL; q->mode!=0xffff; q++) { + if ((q->xres>=width) && (q->yres>=height) && (q->bpp==bpp)) { + if (min>=(unsigned)(q->xres*q->yres)) { + min = q->xres*q->yres; + p = q; + } + } + } + + return p; +} diff --git a/src/mesa/drivers/dos/mga/mga_mode.h b/src/mesa/drivers/dos/mga/mga_mode.h index b458d00d80..c9e04bc2ea 100644 --- a/src/mesa/drivers/dos/mga/mga_mode.h +++ b/src/mesa/drivers/dos/mga/mga_mode.h @@ -1,47 +1,47 @@ -/* - * Mesa 3-D graphics library - * Version: 5.0 - * - * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W mode switching - * - * Copyright (c) 2003 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#ifndef MGA_MODE_included -#define MGA_MODE_included - -typedef struct MGA_MODE { - int mode; - int xres, yres; - int bpp; -} MGA_MODE; - -int mga_mode_switch (MGA_MODE *p, int refresh); -int mga_mode_restore (void); -MGA_MODE *mga_mode_find (int width, int height, int bpp); - -#endif +/* + * Mesa 3-D graphics library + * Version: 5.0 + * + * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W mode switching + * + * Copyright (c) 2003 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#ifndef MGA_MODE_included +#define MGA_MODE_included + +typedef struct MGA_MODE { + int mode; + int xres, yres; + int bpp; +} MGA_MODE; + +int mga_mode_switch (MGA_MODE *p, int refresh); +int mga_mode_restore (void); +MGA_MODE *mga_mode_find (int width, int height, int bpp); + +#endif diff --git a/src/mesa/drivers/dos/mga/mga_reg.h b/src/mesa/drivers/dos/mga/mga_reg.h index 4cd664ff96..11db81886b 100644 --- a/src/mesa/drivers/dos/mga/mga_reg.h +++ b/src/mesa/drivers/dos/mga/mga_reg.h @@ -1,207 +1,207 @@ -/* - * Mesa 3-D graphics library - * Version: 5.0 - * - * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W register mnemonics - * - * Copyright (c) 2003 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#ifndef MGA_REG_H_included -#define MGA_REG_H_included - -/* Matrox hardware registers: */ -#define M_AR0 0x1C60 -#define M_AR1 0x1C64 -#define M_AR2 0x1C68 -#define M_AR3 0x1C6C -#define M_AR4 0x1C70 -#define M_AR5 0x1C74 -#define M_AR6 0x1C78 -#define M_BCOL 0x1C20 -#define M_CXBNDRY 0x1C80 -#define M_CXLEFT 0x1CA0 -#define M_CXRIGHT 0x1CA4 -#define M_DR0 0x1CC0 -#define M_DR2 0x1CC8 -#define M_DR3 0x1CCC -#define M_DR4 0x1CD0 -#define M_DR6 0x1CD8 -#define M_DR7 0x1CDC -#define M_DR8 0x1CE0 -#define M_DR10 0x1CE8 -#define M_DR11 0x1CEC -#define M_DR12 0x1CF0 -#define M_DR14 0x1CF8 -#define M_DR15 0x1CFC -#define M_DWGCTL 0x1C00 -#define M_FCOL 0x1C24 -#define M_FIFOSTATUS 0x1E10 -#define M_FXBNDRY 0x1C84 -#define M_FXLEFT 0x1CA8 -#define M_FXRIGHT 0x1CAC -#define M_ICLEAR 0x1E18 -#define M_IEN 0x1E1C -#define M_LEN 0x1C5C -#define M_MACCESS 0x1C04 -#define M_OPMODE 0x1E54 -#define M_PAT0 0x1C10 -#define M_PAT1 0x1C14 -#define M_PITCH 0x1C8C -#define M_PLNWT 0x1C1C -#define M_RESET 0x1E40 -#define M_SGN 0x1C58 -#define M_SHIFT 0x1C50 -#define M_SRC0 0x1C30 -#define M_SRC1 0x1C34 -#define M_SRC2 0x1C38 -#define M_SRC3 0x1C3C -#define M_STATUS 0x1E14 -#define M_VCOUNT 0x1E20 -#define M_XDST 0x1CB0 -#define M_XYEND 0x1C44 -#define M_XYSTRT 0x1C40 -#define M_YBOT 0x1C9C -#define M_YDST 0x1C90 -#define M_YDSTLEN 0x1C88 -#define M_YDSTORG 0x1C94 -#define M_YTOP 0x1C98 -#define M_ZORG 0x1C0C - -#define M_EXEC 0x0100 - -/* DWGCTL: opcod */ -#define M_DWG_LINE_OPEN 0x0 -#define M_DWG_AUTOLINE_OPEN 0x1 -#define M_DWG_LINE_CLOSE 0x2 -#define M_DWG_AUTOLINE_CLOSE 0x3 -#define M_DWG_TRAP 0x4 -#define M_DWG_TEXTURE_TRAP 0x5 -#define M_DWG_BITBLT 0x8 -#define M_DWG_FBITBLT 0xC -#define M_DWG_ILOAD 0x9 -#define M_DWG_ILOAD_SCALE 0xD -#define M_DWG_ILOAD_FILTER 0xF -#define M_DWG_IDUMP 0xA - -/* DWGCTL: atype */ -#define M_DWG_RPL (0x0 << 4) -#define M_DWG_RSTR (0x1 << 4) -#define M_DWG_ZI (0x3 << 4) -#define M_DWG_BLK (0x4 << 4) -#define M_DWG_I (0x7 << 4) - -/* DWGCTL: linear */ -#define M_DWG_LINEAR (0x1 << 7) - -/* DWGCTL: zmode */ -#define M_DWG_NOZCMP (0x0 << 8) -#define M_DWG_ZE (0x2 << 8) -#define M_DWG_ZNE (0x3 << 8) -#define M_DWG_ZLT (0x4 << 8) -#define M_DWG_ZLTE (0x5 << 8) -#define M_DWG_ZGT (0x6 << 8) -#define M_DWG_ZGTE (0x7 << 8) - -/* DWGCTL: solid */ -#define M_DWG_SOLID (0x1 << 11) - -/* DWGCTL: arzero */ -#define M_DWG_ARZERO (0x1 << 12) - -/* DWGCTL: sgnzero */ -#define M_DWG_SGNZERO (0x1 << 13) - -/* DWGCTL: shiftzero */ -#define M_DWG_SHFTZERO (0x1 << 14) - -/* DWGCTL: bop */ -#define M_DWG_BOP_XOR (0x6 << 16) -#define M_DWG_BOP_AND (0x8 << 16) -#define M_DWG_BOP_SRC (0xC << 16) -#define M_DWG_BOP_OR (0xE << 16) - -/* DWGCTL: trans */ -#define M_DWG_TRANS_0 (0x0 << 20) -#define M_DWG_TRANS_1 (0x1 << 20) -#define M_DWG_TRANS_2 (0x2 << 20) -#define M_DWG_TRANS_3 (0x3 << 20) -#define M_DWG_TRANS_4 (0x4 << 20) -#define M_DWG_TRANS_5 (0x5 << 20) -#define M_DWG_TRANS_6 (0x6 << 20) -#define M_DWG_TRANS_7 (0x7 << 20) -#define M_DWG_TRANS_8 (0x8 << 20) -#define M_DWG_TRANS_9 (0x9 << 20) -#define M_DWG_TRANS_A (0xA << 20) -#define M_DWG_TRANS_B (0xB << 20) -#define M_DWG_TRANS_C (0xC << 20) -#define M_DWG_TRANS_D (0xD << 20) -#define M_DWG_TRANS_E (0xE << 20) -#define M_DWG_TRANS_F (0xF << 20) - -/* DWGCTL: bltmod */ -#define M_DWG_BMONOLEF (0x0 << 25) -#define M_DWG_BMONOWF (0x4 << 25) -#define M_DWG_BPLAN (0x1 << 25) -#define M_DWG_BFCOL (0x2 << 25) -#define M_DWG_BUYUV (0xE << 25) -#define M_DWG_BU32BGR (0x3 << 25) -#define M_DWG_BU32RGB (0x7 << 25) -#define M_DWG_BU24BGR (0xB << 25) -#define M_DWG_BU24RGB (0xF << 25) - -/* DWGCTL: pattern */ -#define M_DWG_PATTERN (0x1 << 29) - -/* DWGCTL: transc */ -#define M_DWG_TRANSC (0x1 << 30) - -/* OPMODE: */ -#define M_DMA_GENERAL (0x0 << 2) -#define M_DMA_BLIT (0x1 << 2) -#define M_DMA_VECTOR (0x2 << 2) - -/* SGN: */ -#define M_SDXL (0x1 << 1) -#define M_SDXR (0x1 << 5) - - - -/* VGAREG */ -#define M_CRTC_INDEX 0x1FD4 -#define M_CRTC_DATA 0x1FD5 - -#define M_CRTC_EXT_INDEX 0x1FDE -#define M_CRTC_EXT_DATA 0x1FDF - -#define M_MISC_R 0x1FCC -#define M_MISC_W 0x1FC2 - -/* CRTCEXT3: */ -#define M_MGAMODE (0x1 << 7) - -#endif +/* + * Mesa 3-D graphics library + * Version: 5.0 + * + * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa -- MGA2064W register mnemonics + * + * Copyright (c) 2003 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#ifndef MGA_REG_H_included +#define MGA_REG_H_included + +/* Matrox hardware registers: */ +#define M_AR0 0x1C60 +#define M_AR1 0x1C64 +#define M_AR2 0x1C68 +#define M_AR3 0x1C6C +#define M_AR4 0x1C70 +#define M_AR5 0x1C74 +#define M_AR6 0x1C78 +#define M_BCOL 0x1C20 +#define M_CXBNDRY 0x1C80 +#define M_CXLEFT 0x1CA0 +#define M_CXRIGHT 0x1CA4 +#define M_DR0 0x1CC0 +#define M_DR2 0x1CC8 +#define M_DR3 0x1CCC +#define M_DR4 0x1CD0 +#define M_DR6 0x1CD8 +#define M_DR7 0x1CDC +#define M_DR8 0x1CE0 +#define M_DR10 0x1CE8 +#define M_DR11 0x1CEC +#define M_DR12 0x1CF0 +#define M_DR14 0x1CF8 +#define M_DR15 0x1CFC +#define M_DWGCTL 0x1C00 +#define M_FCOL 0x1C24 +#define M_FIFOSTATUS 0x1E10 +#define M_FXBNDRY 0x1C84 +#define M_FXLEFT 0x1CA8 +#define M_FXRIGHT 0x1CAC +#define M_ICLEAR 0x1E18 +#define M_IEN 0x1E1C +#define M_LEN 0x1C5C +#define M_MACCESS 0x1C04 +#define M_OPMODE 0x1E54 +#define M_PAT0 0x1C10 +#define M_PAT1 0x1C14 +#define M_PITCH 0x1C8C +#define M_PLNWT 0x1C1C +#define M_RESET 0x1E40 +#define M_SGN 0x1C58 +#define M_SHIFT 0x1C50 +#define M_SRC0 0x1C30 +#define M_SRC1 0x1C34 +#define M_SRC2 0x1C38 +#define M_SRC3 0x1C3C +#define M_STATUS 0x1E14 +#define M_VCOUNT 0x1E20 +#define M_XDST 0x1CB0 +#define M_XYEND 0x1C44 +#define M_XYSTRT 0x1C40 +#define M_YBOT 0x1C9C +#define M_YDST 0x1C90 +#define M_YDSTLEN 0x1C88 +#define M_YDSTORG 0x1C94 +#define M_YTOP 0x1C98 +#define M_ZORG 0x1C0C + +#define M_EXEC 0x0100 + +/* DWGCTL: opcod */ +#define M_DWG_LINE_OPEN 0x0 +#define M_DWG_AUTOLINE_OPEN 0x1 +#define M_DWG_LINE_CLOSE 0x2 +#define M_DWG_AUTOLINE_CLOSE 0x3 +#define M_DWG_TRAP 0x4 +#define M_DWG_TEXTURE_TRAP 0x5 +#define M_DWG_BITBLT 0x8 +#define M_DWG_FBITBLT 0xC +#define M_DWG_ILOAD 0x9 +#define M_DWG_ILOAD_SCALE 0xD +#define M_DWG_ILOAD_FILTER 0xF +#define M_DWG_IDUMP 0xA + +/* DWGCTL: atype */ +#define M_DWG_RPL (0x0 << 4) +#define M_DWG_RSTR (0x1 << 4) +#define M_DWG_ZI (0x3 << 4) +#define M_DWG_BLK (0x4 << 4) +#define M_DWG_I (0x7 << 4) + +/* DWGCTL: linear */ +#define M_DWG_LINEAR (0x1 << 7) + +/* DWGCTL: zmode */ +#define M_DWG_NOZCMP (0x0 << 8) +#define M_DWG_ZE (0x2 << 8) +#define M_DWG_ZNE (0x3 << 8) +#define M_DWG_ZLT (0x4 << 8) +#define M_DWG_ZLTE (0x5 << 8) +#define M_DWG_ZGT (0x6 << 8) +#define M_DWG_ZGTE (0x7 << 8) + +/* DWGCTL: solid */ +#define M_DWG_SOLID (0x1 << 11) + +/* DWGCTL: arzero */ +#define M_DWG_ARZERO (0x1 << 12) + +/* DWGCTL: sgnzero */ +#define M_DWG_SGNZERO (0x1 << 13) + +/* DWGCTL: shiftzero */ +#define M_DWG_SHFTZERO (0x1 << 14) + +/* DWGCTL: bop */ +#define M_DWG_BOP_XOR (0x6 << 16) +#define M_DWG_BOP_AND (0x8 << 16) +#define M_DWG_BOP_SRC (0xC << 16) +#define M_DWG_BOP_OR (0xE << 16) + +/* DWGCTL: trans */ +#define M_DWG_TRANS_0 (0x0 << 20) +#define M_DWG_TRANS_1 (0x1 << 20) +#define M_DWG_TRANS_2 (0x2 << 20) +#define M_DWG_TRANS_3 (0x3 << 20) +#define M_DWG_TRANS_4 (0x4 << 20) +#define M_DWG_TRANS_5 (0x5 << 20) +#define M_DWG_TRANS_6 (0x6 << 20) +#define M_DWG_TRANS_7 (0x7 << 20) +#define M_DWG_TRANS_8 (0x8 << 20) +#define M_DWG_TRANS_9 (0x9 << 20) +#define M_DWG_TRANS_A (0xA << 20) +#define M_DWG_TRANS_B (0xB << 20) +#define M_DWG_TRANS_C (0xC << 20) +#define M_DWG_TRANS_D (0xD << 20) +#define M_DWG_TRANS_E (0xE << 20) +#define M_DWG_TRANS_F (0xF << 20) + +/* DWGCTL: bltmod */ +#define M_DWG_BMONOLEF (0x0 << 25) +#define M_DWG_BMONOWF (0x4 << 25) +#define M_DWG_BPLAN (0x1 << 25) +#define M_DWG_BFCOL (0x2 << 25) +#define M_DWG_BUYUV (0xE << 25) +#define M_DWG_BU32BGR (0x3 << 25) +#define M_DWG_BU32RGB (0x7 << 25) +#define M_DWG_BU24BGR (0xB << 25) +#define M_DWG_BU24RGB (0xF << 25) + +/* DWGCTL: pattern */ +#define M_DWG_PATTERN (0x1 << 29) + +/* DWGCTL: transc */ +#define M_DWG_TRANSC (0x1 << 30) + +/* OPMODE: */ +#define M_DMA_GENERAL (0x0 << 2) +#define M_DMA_BLIT (0x1 << 2) +#define M_DMA_VECTOR (0x2 << 2) + +/* SGN: */ +#define M_SDXL (0x1 << 1) +#define M_SDXR (0x1 << 5) + + + +/* VGAREG */ +#define M_CRTC_INDEX 0x1FD4 +#define M_CRTC_DATA 0x1FD5 + +#define M_CRTC_EXT_INDEX 0x1FDE +#define M_CRTC_EXT_DATA 0x1FDF + +#define M_MISC_R 0x1FCC +#define M_MISC_W 0x1FC2 + +/* CRTCEXT3: */ +#define M_MGAMODE (0x1 << 7) + +#endif diff --git a/src/mesa/drivers/dos/vesa.c b/src/mesa/drivers/dos/vesa.c index cb8c29dfc7..ea5bcb7a86 100644 --- a/src/mesa/drivers/dos/vesa.c +++ b/src/mesa/drivers/dos/vesa.c @@ -1,533 +1,533 @@ -/* - * Mesa 3-D graphics library - * Version: 4.1 - * - * Copyright (C) 1999 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include -#include -#include -#include -#include -#include -#include -#include - -#include "video.h" -#include "vesa.h" - - - -static vl_mode modes[128]; - -static word16 vesa_ver; -static int banked_selector, linear_selector; -static int oldmode = -1; - -static int vesa_color_precision = 6; - -static word16 *vesa_pmcode; -unsigned int vesa_gran_mask, vesa_gran_shift; - - - -/* - * VESA info - */ -#define V_SIGN 0 -#define V_MINOR 4 -#define V_MAJOR 5 -#define V_OEM_OFS 6 -#define V_OEM_SEG 8 -#define V_MODE_OFS 14 -#define V_MODE_SEG 16 -#define V_MEMORY 18 - -/* - * mode info - */ -#define M_ATTR 0 -#define M_GRAN 4 -#define M_SCANLEN 16 -#define M_XRES 18 -#define M_YRES 20 -#define M_BPP 25 -#define M_RED 31 -#define M_GREEN 33 -#define M_BLUE 35 -#define M_PHYS_PTR 40 - -/* - * VESA 3.0 CRTC timings structure - */ -typedef struct CRTCInfoBlock { - unsigned short HorizontalTotal; - unsigned short HorizontalSyncStart; - unsigned short HorizontalSyncEnd; - unsigned short VerticalTotal; - unsigned short VerticalSyncStart; - unsigned short VerticalSyncEnd; - unsigned char Flags; - unsigned long PixelClock; /* units of Hz */ - unsigned short RefreshRate; /* units of 0.01 Hz */ - unsigned char reserved[40]; -} __PACKED__ CRTCInfoBlock; - -#define HNEG (1 << 2) -#define VNEG (1 << 3) -#define DOUBLESCAN (1 << 0) - - - -/* Desc: Attempts to detect VESA, check video modes and create selectors. - * - * In : - - * Out : mode array - * - * Note: - - */ -static vl_mode *vesa_init (void) -{ - __dpmi_regs r; - word16 *p; - vl_mode *q; - char vesa_info[512], tmp[512]; - int maxsize = 0; - word32 linearfb = 0; - - if (vesa_ver) { - return modes; - } - - _farpokel(_stubinfo->ds_selector, 0, 0x32454256); - r.x.ax = 0x4f00; - r.x.di = 0; - r.x.es = _stubinfo->ds_segment; - __dpmi_int(0x10, &r); - movedata(_stubinfo->ds_selector, 0, _my_ds(), (unsigned)vesa_info, 512); - if ((r.x.ax!=0x004f) || ((_32_ vesa_info[V_SIGN])!=0x41534556)) { - return NULL; - } - - p = (word16 *)(((_16_ vesa_info[V_MODE_SEG])<<4) + (_16_ vesa_info[V_MODE_OFS])); - q = modes; - do { - if ((q->mode=_farpeekw(__djgpp_dos_sel, (unsigned long)(p++)))==0xffff) { - break; - } - - r.x.ax = 0x4f01; - r.x.cx = q->mode; - r.x.di = 512; - r.x.es = _stubinfo->ds_segment; - __dpmi_int(0x10, &r); - movedata(_stubinfo->ds_selector, 512, _my_ds(), (unsigned)tmp, 256); - switch (tmp[M_BPP]) { - case 16: - q->bpp = tmp[M_RED] + tmp[M_GREEN] + tmp[M_BLUE]; - break; - case 8: - case 15: - case 24: - case 32: - q->bpp = tmp[M_BPP]; - break; - default: - q->bpp = 0; - } - if ((r.x.ax==0x004f) && ((tmp[M_ATTR]&0x11)==0x11) && q->bpp) { - q->xres = _16_ tmp[M_XRES]; - q->yres = _16_ tmp[M_YRES]; - q->scanlen = _16_ tmp[M_SCANLEN]; - q->gran = (_16_ tmp[M_GRAN])<<10; - if (tmp[M_ATTR]&0x80) { -#if 0 - *(q+1) = *q++; -#else - vl_mode *q1 = q + 1; - *q1 = *q++; -#endif - linearfb = _32_ tmp[M_PHYS_PTR]; - q->mode |= 0x4000; - } - if (maxsize<(q->scanlen*q->yres)) { - maxsize = q->scanlen*q->yres; - } - q++; - } - } while (TRUE); - - if (q==modes) { - return NULL; - } - if (linearfb) { - maxsize = ((maxsize+0xfffUL)&~0xfffUL); - if (_create_selector(&linear_selector, linearfb, maxsize)) { - return NULL; - } - } - if (_create_selector(&banked_selector, 0xa0000, modes[0].gran)) { - _remove_selector(&linear_selector); - return NULL; - } - - for (q=modes; q->mode!=0xffff; q++) { - q->sel = (q->mode&0x4000) ? linear_selector : banked_selector; - } - - if (vesa_info[V_MAJOR] >= 2) { - r.x.ax = 0x4f0a; - r.x.bx = 0; - __dpmi_int(0x10, &r); - if (r.x.ax == 0x004f) { - vesa_pmcode = (word16 *)malloc(r.x.cx); - movedata(__djgpp_dos_sel, (r.x.es << 4) + r.x.di, _my_ds(), (unsigned)vesa_pmcode, r.x.cx); - if (vesa_pmcode[3]) { - p = (word16 *)((long)vesa_pmcode + vesa_pmcode[3]); - while (*p++ != 0xffff) ; - } else { - p = NULL; - } - if (p && (*p != 0xffff)) { - free(vesa_pmcode); - vesa_pmcode = NULL; - } else { - vesa_swbank = (void *)((long)vesa_pmcode + vesa_pmcode[0]); - } - } - } - - vesa_ver = _16_ vesa_info[V_MINOR]; - return modes; -} - - - -/* Desc: Frees all resources allocated by VESA init code. - * - * In : - - * Out : - - * - * Note: - - */ -static void vesa_fini (void) -{ - if (vesa_ver) { - _remove_selector(&linear_selector); - _remove_selector(&banked_selector); - if (vesa_pmcode != NULL) { - free(vesa_pmcode); - vesa_pmcode = NULL; - } - } -} - - - -/* Desc: Uses VESA 3.0 function 0x4F0B to find the closest pixel clock to the requested value. - * - * In : mode, clock - * Out : desired clock - * - * Note: - - */ -static unsigned long _closest_pixclk (int mode_no, unsigned long vclk) -{ - __dpmi_regs r; - - r.x.ax = 0x4F0B; - r.h.bl = 0; - r.d.ecx = vclk; - r.x.dx = mode_no; - __dpmi_int(0x10, &r); - - return (r.x.ax==0x004f) ? r.d.ecx : 0; -} - - - -/* Desc: Calculates CRTC mode timings. - * - * In : crtc block, geometry, adjust - * Out : - * - * Note: - */ -static void _crtc_timing (CRTCInfoBlock *crtc, int xres, int yres, int xadjust, int yadjust) -{ - int HTotal, VTotal; - int HDisp, VDisp; - int HSS, VSS; - int HSE, VSE; - int HSWidth, VSWidth; - int SS, SE; - int doublescan = FALSE; - - if (yres < 400) { - doublescan = TRUE; - yres *= 2; - } - - HDisp = xres; - HTotal = (int)(HDisp * 1.27) & ~0x7; - HSWidth = (int)((HTotal - HDisp) / 5) & ~0x7; - HSS = HDisp + 16; - HSE = HSS + HSWidth; - VDisp = yres; - VTotal = VDisp * 1.07; - VSWidth = (VTotal / 100) + 1; - VSS = VDisp + ((int)(VTotal - VDisp) / 5) + 1; - VSE = VSS + VSWidth; - - SS = HSS + xadjust; - SE = HSE + xadjust; - - if (xadjust < 0) { - if (SS < (HDisp + 8)) { - SS = HDisp + 8; - SE = SS + HSWidth; - } - } else { - if ((HTotal - 24) < SE) { - SE = HTotal - 24; - SS = SE - HSWidth; - } - } - - HSS = SS; - HSE = SE; - - SS = VSS + yadjust; - SE = VSE + yadjust; - - if (yadjust < 0) { - if (SS < (VDisp + 3)) { - SS = VDisp + 3; - SE = SS + VSWidth; - } - } else { - if ((VTotal - 4) < SE) { - SE = VTotal - 4; - SS = SE - VSWidth; - } - } - - VSS = SS; - VSE = SE; - - crtc->HorizontalTotal = HTotal; - crtc->HorizontalSyncStart = HSS; - crtc->HorizontalSyncEnd = HSE; - crtc->VerticalTotal = VTotal; - crtc->VerticalSyncStart = VSS; - crtc->VerticalSyncEnd = VSE; - crtc->Flags = HNEG | VNEG; - - if (doublescan) - crtc->Flags |= DOUBLESCAN; -} - - - -/* Desc: Attempts to enter specified video mode. - * - * In : ptr to mode structure, refresh rate - * Out : 0 if success - * - * Note: - - */ -static int vesa_entermode (vl_mode *p, int refresh) -{ - __dpmi_regs r; - - if (p->mode & 0x4000) { - VESA.blit = _can_mmx() ? vesa_l_dump_virtual_mmx : vesa_l_dump_virtual; - } else { - VESA.blit = vesa_b_dump_virtual; - { int n; for (vesa_gran_shift=0, n=p->gran; n; vesa_gran_shift++, n>>=1) ; } - vesa_gran_mask = (1<<(--vesa_gran_shift)) - 1; - if ((unsigned)p->gran != (vesa_gran_mask+1)) { - return !0; - } - } - - if (oldmode == -1) { - r.x.ax = 0x4f03; - __dpmi_int(0x10, &r); - oldmode = r.x.bx; - } - - r.x.ax = 0x4f02; - r.x.bx = p->mode; - - if (refresh && ((vesa_ver>>8) >= 3)) { - /* VESA 3.0 stuff for controlling the refresh rate */ - CRTCInfoBlock crtc; - unsigned long vclk; - double f0; - - _crtc_timing(&crtc, p->xres, p->yres, 0, 0); - - vclk = (double)crtc.HorizontalTotal * crtc.VerticalTotal * refresh; - vclk = _closest_pixclk(p->mode, vclk); - - if (vclk != 0) { - f0 = (double)vclk / (crtc.HorizontalTotal * crtc.VerticalTotal); - /*_current_refresh_rate = (int)(f0 + 0.5);*/ - - crtc.PixelClock = vclk; - crtc.RefreshRate = refresh * 100; - - movedata(_my_ds(), (unsigned)&crtc, _stubinfo->ds_selector, 0, sizeof(crtc)); - - r.x.di = 0; - r.x.es = _stubinfo->ds_segment; - r.x.bx |= 0x0800; - } - } - - __dpmi_int(0x10, &r); - if (r.x.ax != 0x004f) { - return !0; - } - - if (p->bpp == 8) { - r.x.ax = 0x4f08; - r.x.bx = 0x0800; - __dpmi_int(0x10, &r); - if (r.x.ax == 0x004f) { - r.x.ax = 0x4f08; - r.h.bl = 0x01; - __dpmi_int(0x10, &r); - vesa_color_precision = r.h.bh; - } - } - - return 0; -} - - - -/* Desc: Restores to the mode prior to first call to vesa_entermode. - * - * In : - - * Out : - - * - * Note: - - */ -static void vesa_restore (void) -{ - __dpmi_regs r; - - if (oldmode != -1) { - r.x.ax = 0x4f02; - r.x.bx = oldmode; - __dpmi_int(0x10, &r); - } -} - - - -/* Desc: set one palette entry - * - * In : color index, R, G, B - * Out : - - * - * Note: uses integer values - */ -static void vesa_setCI_i (int index, int red, int green, int blue) -{ -#if 0 - __asm("\n\ - movw $0x1010, %%ax \n\ - movb %1, %%dh \n\ - movb %2, %%ch \n\ - int $0x10 \n\ - "::"b"(index), "m"(red), "m"(green), "c"(blue):"%eax", "%edx"); -#else - outportb(0x03C8, index); - outportb(0x03C9, red); - outportb(0x03C9, green); - outportb(0x03C9, blue); -#endif -} - - - -/* Desc: set one palette entry - * - * In : color index, R, G, B - * Out : - - * - * Note: uses normalized values - */ -static void vesa_setCI_f (int index, float red, float green, float blue) -{ - float max = (1 << vesa_color_precision) - 1; - - vesa_setCI_i(index, (int)(red * max), (int)(green * max), (int)(blue * max)); -} - - - -/* Desc: state retrieval - * - * In : parameter name, ptr to storage - * Out : 0 if request successfully processed - * - * Note: - - */ -static int vesa_get (int pname, int *params) -{ - switch (pname) { - case VL_GET_CI_PREC: - params[0] = vesa_color_precision; - break; - default: - return -1; - } - return 0; -} - - - -/* - * the driver - */ -vl_driver VESA = { - vesa_init, - vesa_entermode, - NULL, - vesa_setCI_f, - vesa_setCI_i, - vesa_get, - vesa_restore, - vesa_fini -}; +/* + * Mesa 3-D graphics library + * Version: 4.1 + * + * Copyright (C) 1999 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include +#include +#include +#include +#include +#include +#include +#include + +#include "video.h" +#include "vesa.h" + + + +static vl_mode modes[128]; + +static word16 vesa_ver; +static int banked_selector, linear_selector; +static int oldmode = -1; + +static int vesa_color_precision = 6; + +static word16 *vesa_pmcode; +unsigned int vesa_gran_mask, vesa_gran_shift; + + + +/* + * VESA info + */ +#define V_SIGN 0 +#define V_MINOR 4 +#define V_MAJOR 5 +#define V_OEM_OFS 6 +#define V_OEM_SEG 8 +#define V_MODE_OFS 14 +#define V_MODE_SEG 16 +#define V_MEMORY 18 + +/* + * mode info + */ +#define M_ATTR 0 +#define M_GRAN 4 +#define M_SCANLEN 16 +#define M_XRES 18 +#define M_YRES 20 +#define M_BPP 25 +#define M_RED 31 +#define M_GREEN 33 +#define M_BLUE 35 +#define M_PHYS_PTR 40 + +/* + * VESA 3.0 CRTC timings structure + */ +typedef struct CRTCInfoBlock { + unsigned short HorizontalTotal; + unsigned short HorizontalSyncStart; + unsigned short HorizontalSyncEnd; + unsigned short VerticalTotal; + unsigned short VerticalSyncStart; + unsigned short VerticalSyncEnd; + unsigned char Flags; + unsigned long PixelClock; /* units of Hz */ + unsigned short RefreshRate; /* units of 0.01 Hz */ + unsigned char reserved[40]; +} __PACKED__ CRTCInfoBlock; + +#define HNEG (1 << 2) +#define VNEG (1 << 3) +#define DOUBLESCAN (1 << 0) + + + +/* Desc: Attempts to detect VESA, check video modes and create selectors. + * + * In : - + * Out : mode array + * + * Note: - + */ +static vl_mode *vesa_init (void) +{ + __dpmi_regs r; + word16 *p; + vl_mode *q; + char vesa_info[512], tmp[512]; + int maxsize = 0; + word32 linearfb = 0; + + if (vesa_ver) { + return modes; + } + + _farpokel(_stubinfo->ds_selector, 0, 0x32454256); + r.x.ax = 0x4f00; + r.x.di = 0; + r.x.es = _stubinfo->ds_segment; + __dpmi_int(0x10, &r); + movedata(_stubinfo->ds_selector, 0, _my_ds(), (unsigned)vesa_info, 512); + if ((r.x.ax!=0x004f) || ((_32_ vesa_info[V_SIGN])!=0x41534556)) { + return NULL; + } + + p = (word16 *)(((_16_ vesa_info[V_MODE_SEG])<<4) + (_16_ vesa_info[V_MODE_OFS])); + q = modes; + do { + if ((q->mode=_farpeekw(__djgpp_dos_sel, (unsigned long)(p++)))==0xffff) { + break; + } + + r.x.ax = 0x4f01; + r.x.cx = q->mode; + r.x.di = 512; + r.x.es = _stubinfo->ds_segment; + __dpmi_int(0x10, &r); + movedata(_stubinfo->ds_selector, 512, _my_ds(), (unsigned)tmp, 256); + switch (tmp[M_BPP]) { + case 16: + q->bpp = tmp[M_RED] + tmp[M_GREEN] + tmp[M_BLUE]; + break; + case 8: + case 15: + case 24: + case 32: + q->bpp = tmp[M_BPP]; + break; + default: + q->bpp = 0; + } + if ((r.x.ax==0x004f) && ((tmp[M_ATTR]&0x11)==0x11) && q->bpp) { + q->xres = _16_ tmp[M_XRES]; + q->yres = _16_ tmp[M_YRES]; + q->scanlen = _16_ tmp[M_SCANLEN]; + q->gran = (_16_ tmp[M_GRAN])<<10; + if (tmp[M_ATTR]&0x80) { +#if 0 + *(q+1) = *q++; +#else + vl_mode *q1 = q + 1; + *q1 = *q++; +#endif + linearfb = _32_ tmp[M_PHYS_PTR]; + q->mode |= 0x4000; + } + if (maxsize<(q->scanlen*q->yres)) { + maxsize = q->scanlen*q->yres; + } + q++; + } + } while (TRUE); + + if (q==modes) { + return NULL; + } + if (linearfb) { + maxsize = ((maxsize+0xfffUL)&~0xfffUL); + if (_create_selector(&linear_selector, linearfb, maxsize)) { + return NULL; + } + } + if (_create_selector(&banked_selector, 0xa0000, modes[0].gran)) { + _remove_selector(&linear_selector); + return NULL; + } + + for (q=modes; q->mode!=0xffff; q++) { + q->sel = (q->mode&0x4000) ? linear_selector : banked_selector; + } + + if (vesa_info[V_MAJOR] >= 2) { + r.x.ax = 0x4f0a; + r.x.bx = 0; + __dpmi_int(0x10, &r); + if (r.x.ax == 0x004f) { + vesa_pmcode = (word16 *)malloc(r.x.cx); + movedata(__djgpp_dos_sel, (r.x.es << 4) + r.x.di, _my_ds(), (unsigned)vesa_pmcode, r.x.cx); + if (vesa_pmcode[3]) { + p = (word16 *)((long)vesa_pmcode + vesa_pmcode[3]); + while (*p++ != 0xffff) ; + } else { + p = NULL; + } + if (p && (*p != 0xffff)) { + free(vesa_pmcode); + vesa_pmcode = NULL; + } else { + vesa_swbank = (void *)((long)vesa_pmcode + vesa_pmcode[0]); + } + } + } + + vesa_ver = _16_ vesa_info[V_MINOR]; + return modes; +} + + + +/* Desc: Frees all resources allocated by VESA init code. + * + * In : - + * Out : - + * + * Note: - + */ +static void vesa_fini (void) +{ + if (vesa_ver) { + _remove_selector(&linear_selector); + _remove_selector(&banked_selector); + if (vesa_pmcode != NULL) { + free(vesa_pmcode); + vesa_pmcode = NULL; + } + } +} + + + +/* Desc: Uses VESA 3.0 function 0x4F0B to find the closest pixel clock to the requested value. + * + * In : mode, clock + * Out : desired clock + * + * Note: - + */ +static unsigned long _closest_pixclk (int mode_no, unsigned long vclk) +{ + __dpmi_regs r; + + r.x.ax = 0x4F0B; + r.h.bl = 0; + r.d.ecx = vclk; + r.x.dx = mode_no; + __dpmi_int(0x10, &r); + + return (r.x.ax==0x004f) ? r.d.ecx : 0; +} + + + +/* Desc: Calculates CRTC mode timings. + * + * In : crtc block, geometry, adjust + * Out : + * + * Note: + */ +static void _crtc_timing (CRTCInfoBlock *crtc, int xres, int yres, int xadjust, int yadjust) +{ + int HTotal, VTotal; + int HDisp, VDisp; + int HSS, VSS; + int HSE, VSE; + int HSWidth, VSWidth; + int SS, SE; + int doublescan = FALSE; + + if (yres < 400) { + doublescan = TRUE; + yres *= 2; + } + + HDisp = xres; + HTotal = (int)(HDisp * 1.27) & ~0x7; + HSWidth = (int)((HTotal - HDisp) / 5) & ~0x7; + HSS = HDisp + 16; + HSE = HSS + HSWidth; + VDisp = yres; + VTotal = VDisp * 1.07; + VSWidth = (VTotal / 100) + 1; + VSS = VDisp + ((int)(VTotal - VDisp) / 5) + 1; + VSE = VSS + VSWidth; + + SS = HSS + xadjust; + SE = HSE + xadjust; + + if (xadjust < 0) { + if (SS < (HDisp + 8)) { + SS = HDisp + 8; + SE = SS + HSWidth; + } + } else { + if ((HTotal - 24) < SE) { + SE = HTotal - 24; + SS = SE - HSWidth; + } + } + + HSS = SS; + HSE = SE; + + SS = VSS + yadjust; + SE = VSE + yadjust; + + if (yadjust < 0) { + if (SS < (VDisp + 3)) { + SS = VDisp + 3; + SE = SS + VSWidth; + } + } else { + if ((VTotal - 4) < SE) { + SE = VTotal - 4; + SS = SE - VSWidth; + } + } + + VSS = SS; + VSE = SE; + + crtc->HorizontalTotal = HTotal; + crtc->HorizontalSyncStart = HSS; + crtc->HorizontalSyncEnd = HSE; + crtc->VerticalTotal = VTotal; + crtc->VerticalSyncStart = VSS; + crtc->VerticalSyncEnd = VSE; + crtc->Flags = HNEG | VNEG; + + if (doublescan) + crtc->Flags |= DOUBLESCAN; +} + + + +/* Desc: Attempts to enter specified video mode. + * + * In : ptr to mode structure, refresh rate + * Out : 0 if success + * + * Note: - + */ +static int vesa_entermode (vl_mode *p, int refresh) +{ + __dpmi_regs r; + + if (p->mode & 0x4000) { + VESA.blit = _can_mmx() ? vesa_l_dump_virtual_mmx : vesa_l_dump_virtual; + } else { + VESA.blit = vesa_b_dump_virtual; + { int n; for (vesa_gran_shift=0, n=p->gran; n; vesa_gran_shift++, n>>=1) ; } + vesa_gran_mask = (1<<(--vesa_gran_shift)) - 1; + if ((unsigned)p->gran != (vesa_gran_mask+1)) { + return !0; + } + } + + if (oldmode == -1) { + r.x.ax = 0x4f03; + __dpmi_int(0x10, &r); + oldmode = r.x.bx; + } + + r.x.ax = 0x4f02; + r.x.bx = p->mode; + + if (refresh && ((vesa_ver>>8) >= 3)) { + /* VESA 3.0 stuff for controlling the refresh rate */ + CRTCInfoBlock crtc; + unsigned long vclk; + double f0; + + _crtc_timing(&crtc, p->xres, p->yres, 0, 0); + + vclk = (double)crtc.HorizontalTotal * crtc.VerticalTotal * refresh; + vclk = _closest_pixclk(p->mode, vclk); + + if (vclk != 0) { + f0 = (double)vclk / (crtc.HorizontalTotal * crtc.VerticalTotal); + /*_current_refresh_rate = (int)(f0 + 0.5);*/ + + crtc.PixelClock = vclk; + crtc.RefreshRate = refresh * 100; + + movedata(_my_ds(), (unsigned)&crtc, _stubinfo->ds_selector, 0, sizeof(crtc)); + + r.x.di = 0; + r.x.es = _stubinfo->ds_segment; + r.x.bx |= 0x0800; + } + } + + __dpmi_int(0x10, &r); + if (r.x.ax != 0x004f) { + return !0; + } + + if (p->bpp == 8) { + r.x.ax = 0x4f08; + r.x.bx = 0x0800; + __dpmi_int(0x10, &r); + if (r.x.ax == 0x004f) { + r.x.ax = 0x4f08; + r.h.bl = 0x01; + __dpmi_int(0x10, &r); + vesa_color_precision = r.h.bh; + } + } + + return 0; +} + + + +/* Desc: Restores to the mode prior to first call to vesa_entermode. + * + * In : - + * Out : - + * + * Note: - + */ +static void vesa_restore (void) +{ + __dpmi_regs r; + + if (oldmode != -1) { + r.x.ax = 0x4f02; + r.x.bx = oldmode; + __dpmi_int(0x10, &r); + } +} + + + +/* Desc: set one palette entry + * + * In : color index, R, G, B + * Out : - + * + * Note: uses integer values + */ +static void vesa_setCI_i (int index, int red, int green, int blue) +{ +#if 0 + __asm("\n\ + movw $0x1010, %%ax \n\ + movb %1, %%dh \n\ + movb %2, %%ch \n\ + int $0x10 \n\ + "::"b"(index), "m"(red), "m"(green), "c"(blue):"%eax", "%edx"); +#else + outportb(0x03C8, index); + outportb(0x03C9, red); + outportb(0x03C9, green); + outportb(0x03C9, blue); +#endif +} + + + +/* Desc: set one palette entry + * + * In : color index, R, G, B + * Out : - + * + * Note: uses normalized values + */ +static void vesa_setCI_f (int index, float red, float green, float blue) +{ + float max = (1 << vesa_color_precision) - 1; + + vesa_setCI_i(index, (int)(red * max), (int)(green * max), (int)(blue * max)); +} + + + +/* Desc: state retrieval + * + * In : parameter name, ptr to storage + * Out : 0 if request successfully processed + * + * Note: - + */ +static int vesa_get (int pname, int *params) +{ + switch (pname) { + case VL_GET_CI_PREC: + params[0] = vesa_color_precision; + break; + default: + return -1; + } + return 0; +} + + + +/* + * the driver + */ +vl_driver VESA = { + vesa_init, + vesa_entermode, + NULL, + vesa_setCI_f, + vesa_setCI_i, + vesa_get, + vesa_restore, + vesa_fini +}; diff --git a/src/mesa/drivers/dos/vesa.h b/src/mesa/drivers/dos/vesa.h index 030c816f08..9287697c37 100644 --- a/src/mesa/drivers/dos/vesa.h +++ b/src/mesa/drivers/dos/vesa.h @@ -1,47 +1,47 @@ -/* - * Mesa 3-D graphics library - * Version: 4.0 - * - * Copyright (C) 1999 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#ifndef VESA_H_included -#define VESA_H_included - -#include "internal.h" - -extern void *vesa_swbank; - -extern void vesa_b_dump_virtual (void); -extern void vesa_l_dump_virtual (void); -extern void vesa_l_dump_virtual_mmx (void); - -extern vl_driver VESA; - -#endif +/* + * Mesa 3-D graphics library + * Version: 4.0 + * + * Copyright (C) 1999 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#ifndef VESA_H_included +#define VESA_H_included + +#include "internal.h" + +extern void *vesa_swbank; + +extern void vesa_b_dump_virtual (void); +extern void vesa_l_dump_virtual (void); +extern void vesa_l_dump_virtual_mmx (void); + +extern vl_driver VESA; + +#endif diff --git a/src/mesa/drivers/dos/vga.c b/src/mesa/drivers/dos/vga.c index 4fe8773243..9de32f0cd5 100644 --- a/src/mesa/drivers/dos/vga.c +++ b/src/mesa/drivers/dos/vga.c @@ -1,235 +1,235 @@ -/* - * Mesa 3-D graphics library - * Version: 4.1 - * - * Copyright (C) 1999 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#include -#include - -#include "video.h" -#include "vga.h" - - - -static vl_mode modes[] = { - {0x13 | 0x4000, 320, 200, 320, 8, -1, 320*200}, - {0xffff, -1, -1, -1, -1, -1, -1} -}; - -static word16 vga_ver; -static int linear_selector; -static int oldmode = -1; - -#define vga_color_precision 6 - - - -/* Desc: Attempts to detect VGA, check video modes and create selectors. - * - * In : - - * Out : mode array - * - * Note: - - */ -static vl_mode *vga_init (void) -{ - int rv = 0; - - if (vga_ver) { - return modes; - } - - __asm("\n\ - movw $0x1a00, %%ax \n\ - int $0x10 \n\ - cmpb $0x1a, %%al \n\ - jne 0f \n\ - cmpb $0x07, %%bl \n\ - jb 0f \n\ - andl $0xff, %%ebx \n\ - movl %%ebx, %0 \n\ - 0:":"=g"(rv)::"%eax", "%ebx"); - if (rv == 0) { - return NULL; - } - - if (_create_selector(&linear_selector, 0xa0000, 0x10000)) { - return NULL; - } - - modes[0].sel = linear_selector; - - vga_ver = rv; - return modes; -} - - - -/* Desc: Frees all resources allocated by VGA init code. - * - * In : - - * Out : - - * - * Note: - - */ -static void vga_fini (void) -{ - if (vga_ver) { - _remove_selector(&linear_selector); - } -} - - - -/* Desc: Attempts to enter specified video mode. - * - * In : ptr to mode structure, refresh rate - * Out : 0 if success - * - * Note: - - */ -static int vga_entermode (vl_mode *p, int refresh) -{ - if (!(p->mode & 0x4000)) { - return -1; - } - VGA.blit = _can_mmx() ? vesa_l_dump_virtual_mmx : vesa_l_dump_virtual; - - if (oldmode == -1) { - __asm("\n\ - movb $0x0f, %%ah \n\ - int $0x10 \n\ - andl $0xff, %%eax \n\ - movl %%eax, %0 \n\ - ":"=g"(oldmode)::"%eax", "%ebx"); - } - - __asm("int $0x10"::"a"(p->mode&0xff)); - - return 0; - - (void)refresh; /* silence compiler warning */ -} - - - -/* Desc: Restores to the mode prior to first call to vga_entermode. - * - * In : - - * Out : - - * - * Note: - - */ -static void vga_restore (void) -{ - if (oldmode != -1) { - __asm("int $0x10"::"a"(oldmode)); - } -} - - - -/* Desc: set one palette entry - * - * In : color index, R, G, B - * Out : - - * - * Note: uses integer values - */ -static void vga_setCI_i (int index, int red, int green, int blue) -{ -#if 0 - __asm("\n\ - movw $0x1010, %%ax \n\ - movb %1, %%dh \n\ - movb %2, %%ch \n\ - int $0x10 \n\ - "::"b"(index), "m"(red), "m"(green), "c"(blue):"%eax", "%edx"); -#else - outportb(0x03C8, index); - outportb(0x03C9, red); - outportb(0x03C9, green); - outportb(0x03C9, blue); -#endif -} - - - -/* Desc: set one palette entry - * - * In : color index, R, G, B - * Out : - - * - * Note: uses normalized values - */ -static void vga_setCI_f (int index, float red, float green, float blue) -{ - float max = (1 << vga_color_precision) - 1; - - vga_setCI_i(index, (int)(red * max), (int)(green * max), (int)(blue * max)); -} - - - -/* Desc: state retrieval - * - * In : parameter name, ptr to storage - * Out : 0 if request successfully processed - * - * Note: - - */ -static int vga_get (int pname, int *params) -{ - switch (pname) { - case VL_GET_CI_PREC: - params[0] = vga_color_precision; - break; - default: - return -1; - } - return 0; -} - - - -/* - * the driver - */ -vl_driver VGA = { - vga_init, - vga_entermode, - NULL, - vga_setCI_f, - vga_setCI_i, - vga_get, - vga_restore, - vga_fini -}; +/* + * Mesa 3-D graphics library + * Version: 4.1 + * + * Copyright (C) 1999 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#include +#include + +#include "video.h" +#include "vga.h" + + + +static vl_mode modes[] = { + {0x13 | 0x4000, 320, 200, 320, 8, -1, 320*200}, + {0xffff, -1, -1, -1, -1, -1, -1} +}; + +static word16 vga_ver; +static int linear_selector; +static int oldmode = -1; + +#define vga_color_precision 6 + + + +/* Desc: Attempts to detect VGA, check video modes and create selectors. + * + * In : - + * Out : mode array + * + * Note: - + */ +static vl_mode *vga_init (void) +{ + int rv = 0; + + if (vga_ver) { + return modes; + } + + __asm("\n\ + movw $0x1a00, %%ax \n\ + int $0x10 \n\ + cmpb $0x1a, %%al \n\ + jne 0f \n\ + cmpb $0x07, %%bl \n\ + jb 0f \n\ + andl $0xff, %%ebx \n\ + movl %%ebx, %0 \n\ + 0:":"=g"(rv)::"%eax", "%ebx"); + if (rv == 0) { + return NULL; + } + + if (_create_selector(&linear_selector, 0xa0000, 0x10000)) { + return NULL; + } + + modes[0].sel = linear_selector; + + vga_ver = rv; + return modes; +} + + + +/* Desc: Frees all resources allocated by VGA init code. + * + * In : - + * Out : - + * + * Note: - + */ +static void vga_fini (void) +{ + if (vga_ver) { + _remove_selector(&linear_selector); + } +} + + + +/* Desc: Attempts to enter specified video mode. + * + * In : ptr to mode structure, refresh rate + * Out : 0 if success + * + * Note: - + */ +static int vga_entermode (vl_mode *p, int refresh) +{ + if (!(p->mode & 0x4000)) { + return -1; + } + VGA.blit = _can_mmx() ? vesa_l_dump_virtual_mmx : vesa_l_dump_virtual; + + if (oldmode == -1) { + __asm("\n\ + movb $0x0f, %%ah \n\ + int $0x10 \n\ + andl $0xff, %%eax \n\ + movl %%eax, %0 \n\ + ":"=g"(oldmode)::"%eax", "%ebx"); + } + + __asm("int $0x10"::"a"(p->mode&0xff)); + + return 0; + + (void)refresh; /* silence compiler warning */ +} + + + +/* Desc: Restores to the mode prior to first call to vga_entermode. + * + * In : - + * Out : - + * + * Note: - + */ +static void vga_restore (void) +{ + if (oldmode != -1) { + __asm("int $0x10"::"a"(oldmode)); + } +} + + + +/* Desc: set one palette entry + * + * In : color index, R, G, B + * Out : - + * + * Note: uses integer values + */ +static void vga_setCI_i (int index, int red, int green, int blue) +{ +#if 0 + __asm("\n\ + movw $0x1010, %%ax \n\ + movb %1, %%dh \n\ + movb %2, %%ch \n\ + int $0x10 \n\ + "::"b"(index), "m"(red), "m"(green), "c"(blue):"%eax", "%edx"); +#else + outportb(0x03C8, index); + outportb(0x03C9, red); + outportb(0x03C9, green); + outportb(0x03C9, blue); +#endif +} + + + +/* Desc: set one palette entry + * + * In : color index, R, G, B + * Out : - + * + * Note: uses normalized values + */ +static void vga_setCI_f (int index, float red, float green, float blue) +{ + float max = (1 << vga_color_precision) - 1; + + vga_setCI_i(index, (int)(red * max), (int)(green * max), (int)(blue * max)); +} + + + +/* Desc: state retrieval + * + * In : parameter name, ptr to storage + * Out : 0 if request successfully processed + * + * Note: - + */ +static int vga_get (int pname, int *params) +{ + switch (pname) { + case VL_GET_CI_PREC: + params[0] = vga_color_precision; + break; + default: + return -1; + } + return 0; +} + + + +/* + * the driver + */ +vl_driver VGA = { + vga_init, + vga_entermode, + NULL, + vga_setCI_f, + vga_setCI_i, + vga_get, + vga_restore, + vga_fini +}; diff --git a/src/mesa/drivers/dos/vga.h b/src/mesa/drivers/dos/vga.h index f1bc62bbe7..aeb8faddae 100644 --- a/src/mesa/drivers/dos/vga.h +++ b/src/mesa/drivers/dos/vga.h @@ -1,42 +1,42 @@ -/* - * Mesa 3-D graphics library - * Version: 4.0 - * - * Copyright (C) 1999 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#ifndef VGA_H_included -#define VGA_H_included - -#include "internal.h" -#include "vesa.h" - -extern vl_driver VGA; - -#endif +/* + * Mesa 3-D graphics library + * Version: 4.0 + * + * Copyright (C) 1999 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#ifndef VGA_H_included +#define VGA_H_included + +#include "internal.h" +#include "vesa.h" + +extern vl_driver VGA; + +#endif diff --git a/src/mesa/drivers/dos/video.c b/src/mesa/drivers/dos/video.c index 297c9d5662..a2524e052c 100644 --- a/src/mesa/drivers/dos/video.c +++ b/src/mesa/drivers/dos/video.c @@ -1,525 +1,525 @@ -/* - * Mesa 3-D graphics library - * Version: 4.0 - * - * Copyright (C) 1999 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - * - * Thanks to CrazyPyro (Neil Funk) for FakeColor - */ - - -#include - -#include "internal.h" -#include "vesa.h" -#include "vga.h" -#include "video.h" - - - -static vl_driver *drv; -/* based upon mode specific data: valid entire session */ -int vl_video_selector; -static vl_mode *video_mode; -static int video_scanlen, video_bypp; -/* valid until next buffer */ -void *vl_current_draw_buffer, *vl_current_read_buffer; -int vl_current_stride, vl_current_width, vl_current_height, vl_current_bytes; -int vl_current_offset, vl_current_delta; - - - -/* lookup table for scaling 5 bit colors up to 8 bits */ -static int _rgb_scale_5[32] = { - 0, 8, 16, 25, 33, 41, 49, 58, - 66, 74, 82, 90, 99, 107, 115, 123, - 132, 140, 148, 156, 165, 173, 181, 189, - 197, 206, 214, 222, 230, 239, 247, 255 -}; - -/* lookup table for scaling 6 bit colors up to 8 bits */ -static int _rgb_scale_6[64] = { - 0, 4, 8, 12, 16, 20, 24, 28, - 32, 36, 40, 45, 49, 53, 57, 61, - 65, 69, 73, 77, 81, 85, 89, 93, - 97, 101, 105, 109, 113, 117, 121, 125, - 130, 134, 138, 142, 146, 150, 154, 158, - 162, 166, 170, 174, 178, 182, 186, 190, - 194, 198, 202, 206, 210, 215, 219, 223, - 227, 231, 235, 239, 243, 247, 251, 255 -}; - -/* FakeColor data */ -#define R_CNT 6 -#define G_CNT 6 -#define B_CNT 6 - -#define R_BIAS 7 -#define G_BIAS 7 -#define B_BIAS 7 - -static word32 VGAPalette[256]; -static word8 array_r[256]; -static word8 array_g[256]; -static word8 array_b[256]; - - - -int (*vl_mixfix) (fixed r, fixed g, fixed b); -int (*vl_mixrgb) (const unsigned char rgb[]); -int (*vl_mixrgba) (const unsigned char rgba[]); -void (*vl_getrgba) (unsigned int offset, unsigned char rgba[4]); -int (*vl_getpixel) (unsigned int offset); -void (*vl_clear) (int color); -void (*vl_rect) (int x, int y, int width, int height, int color); -void (*vl_flip) (void); -void (*vl_putpixel) (unsigned int offset, int color); - - - -/* Desc: color composition (w/o ALPHA) - * - * In : R, G, B - * Out : color - * - * Note: - - */ -static int vl_mixfix8fake (fixed r, fixed g, fixed b) -{ - return array_b[b>>FIXED_SHIFT]*G_CNT*R_CNT - + array_g[g>>FIXED_SHIFT]*R_CNT - + array_r[r>>FIXED_SHIFT]; -} -#define vl_mixfix8 vl_mixfix8fake -static int vl_mixfix15 (fixed r, fixed g, fixed b) -{ - return ((r>>(3+FIXED_SHIFT))<<10) - |((g>>(3+FIXED_SHIFT))<<5) - |(b>>(3+FIXED_SHIFT)); -} -static int vl_mixfix16 (fixed r, fixed g, fixed b) -{ - return ((r>>(3+FIXED_SHIFT))<<11) - |((g>>(2+FIXED_SHIFT))<<5) - |(b>>(3+FIXED_SHIFT)); -} -#define vl_mixfix24 vl_mixfix32 -static int vl_mixfix32 (fixed r, fixed g, fixed b) -{ - return ((r>>FIXED_SHIFT)<<16) - |((g>>FIXED_SHIFT)<<8) - |(b>>FIXED_SHIFT); -} - - - -/* Desc: color composition (w/ ALPHA) - * - * In : array of integers (R, G, B, A) - * Out : color - * - * Note: - - */ -#define vl_mixrgba8 vl_mixrgb8fake -#define vl_mixrgba15 vl_mixrgb15 -#define vl_mixrgba16 vl_mixrgb16 -#define vl_mixrgba24 vl_mixrgb24 -static int vl_mixrgba32 (const unsigned char rgba[]) -{ - return (rgba[3]<<24)|(rgba[0]<<16)|(rgba[1]<<8)|(rgba[2]); -} - - - -/* Desc: color composition (w/o ALPHA) - * - * In : array of integers (R, G, B) - * Out : color - * - * Note: - - */ -static int vl_mixrgb8fake (const unsigned char rgba[]) -{ - return array_b[rgba[2]]*G_CNT*R_CNT - + array_g[rgba[1]]*R_CNT - + array_r[rgba[0]]; -} -#define vl_mixrgb8 vl_mixrgb8fake -static int vl_mixrgb15 (const unsigned char rgb[]) -{ - return ((rgb[0]>>3)<<10)|((rgb[1]>>3)<<5)|(rgb[2]>>3); -} -static int vl_mixrgb16 (const unsigned char rgb[]) -{ - return ((rgb[0]>>3)<<11)|((rgb[1]>>2)<<5)|(rgb[2]>>3); -} -#define vl_mixrgb24 vl_mixrgb32 -static int vl_mixrgb32 (const unsigned char rgb[]) -{ - return (rgb[0]<<16)|(rgb[1]<<8)|(rgb[2]); -} - - - -/* Desc: color decomposition - * - * In : pixel offset, array of integers to hold color components (R, G, B, A) - * Out : - - * - * Note: uses current read buffer - */ -static void v_getrgba8fake6 (unsigned int offset, unsigned char rgba[]) -{ - word32 c = VGAPalette[((word8 *)vl_current_read_buffer)[offset]]; - rgba[0] = _rgb_scale_6[(c >> 16) & 0x3F]; - rgba[1] = _rgb_scale_6[(c >> 8) & 0x3F]; - rgba[2] = _rgb_scale_6[c & 0x3F]; - rgba[3] = c >> 24; -} -static void v_getrgba8fake8 (unsigned int offset, unsigned char rgba[]) -{ - word32 c = VGAPalette[((word8 *)vl_current_read_buffer)[offset]]; - rgba[0] = c >> 16; - rgba[1] = c >> 8; - rgba[2] = c; - rgba[3] = c >> 24; -} -#define v_getrgba8 v_getrgba8fake6 -static void v_getrgba15 (unsigned int offset, unsigned char rgba[4]) -{ - word32 c = ((word16 *)vl_current_read_buffer)[offset]; - rgba[0] = _rgb_scale_5[(c >> 10) & 0x1F]; - rgba[1] = _rgb_scale_5[(c >> 5) & 0x1F]; - rgba[2] = _rgb_scale_5[c & 0x1F]; - rgba[3] = 255; -} -static void v_getrgba16 (unsigned int offset, unsigned char rgba[4]) -{ - word32 c = ((word16 *)vl_current_read_buffer)[offset]; - rgba[0] = _rgb_scale_5[(c >> 11) & 0x1F]; - rgba[1] = _rgb_scale_6[(c >> 5) & 0x3F]; - rgba[2] = _rgb_scale_5[c & 0x1F]; - rgba[3] = 255; -} -static void v_getrgba24 (unsigned int offset, unsigned char rgba[4]) -{ - word32 c = *(word32 *)((long)vl_current_read_buffer+offset*3); - rgba[0] = c >> 16; - rgba[1] = c >> 8; - rgba[2] = c; - rgba[3] = 255; -} -static void v_getrgba32 (unsigned int offset, unsigned char rgba[4]) -{ - word32 c = ((word32 *)vl_current_read_buffer)[offset]; - rgba[0] = c >> 16; - rgba[1] = c >> 8; - rgba[2] = c; - rgba[3] = c >> 24; -} - - - -/* Desc: pixel retrieval - * - * In : pixel offset - * Out : pixel value - * - * Note: uses current read buffer - */ -static int v_getpixel8 (unsigned int offset) -{ - return ((word8 *)vl_current_read_buffer)[offset]; -} -#define v_getpixel15 v_getpixel16 -static int v_getpixel16 (unsigned int offset) -{ - return ((word16 *)vl_current_read_buffer)[offset]; -} -static int v_getpixel24 (unsigned int offset) -{ - return *(word32 *)((long)vl_current_read_buffer+offset*3); -} -static int v_getpixel32 (unsigned int offset) -{ - return ((word32 *)vl_current_read_buffer)[offset]; -} - - - -/* Desc: set one palette entry - * - * In : index, R, G, B - * Out : - - * - * Note: color components are in range [0.0 .. 1.0] - */ -void vl_setCI (int index, float red, float green, float blue) -{ - drv->setCI_f(index, red, green, blue); -} - - - -/* Desc: set one palette entry - * - * In : color, R, G, B - * Out : - - * - * Note: - - */ -static void fake_setcolor (int c, int r, int g, int b) -{ - VGAPalette[c] = 0xff000000 | (r<<16) | (g<<8) | b; - - drv->setCI_i(c, r, g, b); -} - - - -/* Desc: build FakeColor palette - * - * In : CI precision in bits - * Out : - - * - * Note: - - */ -static void fake_buildpalette (int bits) -{ - double c_r, c_g, c_b; - int r, g, b, color = 0; - - double max = (1 << bits) - 1; - - for (b=0; b video_mode->xres) || (y+height > video_mode->yres)) { - return -1; - } else { - void *newbuf = *buffer; - - if ((newbuf == NULL) || (vl_current_width != width) || (vl_current_height != height)) { - newbuf = realloc(newbuf, width * height * video_bypp); - } - - if (newbuf == NULL) { - return -2; - } - - vl_current_width = width; - vl_current_height = height; - vl_current_stride = vl_current_width * video_bypp; - vl_current_bytes = vl_current_stride * height; - - vl_current_offset = video_scanlen * y + video_bypp * x; - vl_current_delta = video_scanlen - vl_current_stride; - - vl_current_draw_buffer = vl_current_read_buffer = *buffer = newbuf; - return 0; - } -} - - - -/* Desc: state retrieval - * - * In : name, storage - * Out : - - * - * Note: - - */ -int vl_get (int pname, int *params) -{ - switch (pname) { - case VL_GET_SCREEN_SIZE: - params[0] = video_mode->xres; - params[1] = video_mode->yres; - break; - default: - return drv->get(pname, params); - } - return 0; -} - - - -/* Desc: setup mode - * - * In : ptr to mode definition - * Out : 0 if success - * - * Note: - - */ -static int vl_setup_mode (vl_mode *p) -{ - if (p == NULL) { - return -1; - } - -#define INITPTR(bpp) \ - vl_putpixel = v_putpixel##bpp; \ - vl_getrgba = v_getrgba##bpp; \ - vl_getpixel = v_getpixel##bpp; \ - vl_rect = v_rect##bpp; \ - vl_mixfix = vl_mixfix##bpp; \ - vl_mixrgb = vl_mixrgb##bpp; \ - vl_mixrgba = vl_mixrgba##bpp; \ - vl_clear = _can_mmx() ? v_clear##bpp##_mmx : v_clear##bpp - - switch (p->bpp) { - case 8: - INITPTR(8); - break; - case 15: - INITPTR(15); - break; - case 16: - INITPTR(16); - break; - case 24: - INITPTR(24); - break; - case 32: - INITPTR(32); - break; - default: - return -1; - } - -#undef INITPTR - - video_mode = p; - video_bypp = (p->bpp+7)/8; - video_scanlen = p->scanlen; - vl_video_selector = p->sel; - - return 0; -} - - - -/* Desc: restore to the mode prior to first call to `vl_video_init'. - * - * In : - - * Out : - - * - * Note: - - */ -void vl_video_exit (void) -{ - drv->restore(); - drv->fini(); -} - - - -/* Desc: enter mode - * - * In : xres, yres, bits/pixel, RGB, refresh rate - * Out : pixel width in bits if success - * - * Note: - - */ -int vl_video_init (int width, int height, int bpp, int rgb, int refresh) -{ - int fake; - vl_mode *p, *q; - unsigned int min; - - fake = 0; - if (!rgb) { - bpp = 8; - } else if (bpp == 8) { - fake = 1; - } - - /* initialize hardware */ - drv = &VESA; - if ((q=drv->init()) == NULL) { - drv = &VGA; - if ((q=drv->init()) == NULL) { - return 0; - } - } - - /* search for a mode that fits our request */ - for (min=-1, p=NULL; q->mode!=0xffff; q++) { - if ((q->xres>=width) && (q->yres>=height) && (q->bpp==bpp)) { - if (min>=(unsigned)(q->xres*q->yres)) { - min = q->xres*q->yres; - p = q; - } - } - } - - /* setup and enter mode */ - if ((vl_setup_mode(p) == 0) && (drv->entermode(p, refresh) == 0)) { - vl_flip = drv->blit; - if (fake) { - drv->get(VL_GET_CI_PREC, (int *)(&min)); - fake_buildpalette(min); - if (min == 8) { - vl_getrgba = v_getrgba8fake8; - } - } - return bpp; - } - - /* abort */ - return 0; -} +/* + * Mesa 3-D graphics library + * Version: 4.0 + * + * Copyright (C) 1999 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + * + * Thanks to CrazyPyro (Neil Funk) for FakeColor + */ + + +#include + +#include "internal.h" +#include "vesa.h" +#include "vga.h" +#include "video.h" + + + +static vl_driver *drv; +/* based upon mode specific data: valid entire session */ +int vl_video_selector; +static vl_mode *video_mode; +static int video_scanlen, video_bypp; +/* valid until next buffer */ +void *vl_current_draw_buffer, *vl_current_read_buffer; +int vl_current_stride, vl_current_width, vl_current_height, vl_current_bytes; +int vl_current_offset, vl_current_delta; + + + +/* lookup table for scaling 5 bit colors up to 8 bits */ +static int _rgb_scale_5[32] = { + 0, 8, 16, 25, 33, 41, 49, 58, + 66, 74, 82, 90, 99, 107, 115, 123, + 132, 140, 148, 156, 165, 173, 181, 189, + 197, 206, 214, 222, 230, 239, 247, 255 +}; + +/* lookup table for scaling 6 bit colors up to 8 bits */ +static int _rgb_scale_6[64] = { + 0, 4, 8, 12, 16, 20, 24, 28, + 32, 36, 40, 45, 49, 53, 57, 61, + 65, 69, 73, 77, 81, 85, 89, 93, + 97, 101, 105, 109, 113, 117, 121, 125, + 130, 134, 138, 142, 146, 150, 154, 158, + 162, 166, 170, 174, 178, 182, 186, 190, + 194, 198, 202, 206, 210, 215, 219, 223, + 227, 231, 235, 239, 243, 247, 251, 255 +}; + +/* FakeColor data */ +#define R_CNT 6 +#define G_CNT 6 +#define B_CNT 6 + +#define R_BIAS 7 +#define G_BIAS 7 +#define B_BIAS 7 + +static word32 VGAPalette[256]; +static word8 array_r[256]; +static word8 array_g[256]; +static word8 array_b[256]; + + + +int (*vl_mixfix) (fixed r, fixed g, fixed b); +int (*vl_mixrgb) (const unsigned char rgb[]); +int (*vl_mixrgba) (const unsigned char rgba[]); +void (*vl_getrgba) (unsigned int offset, unsigned char rgba[4]); +int (*vl_getpixel) (unsigned int offset); +void (*vl_clear) (int color); +void (*vl_rect) (int x, int y, int width, int height, int color); +void (*vl_flip) (void); +void (*vl_putpixel) (unsigned int offset, int color); + + + +/* Desc: color composition (w/o ALPHA) + * + * In : R, G, B + * Out : color + * + * Note: - + */ +static int vl_mixfix8fake (fixed r, fixed g, fixed b) +{ + return array_b[b>>FIXED_SHIFT]*G_CNT*R_CNT + + array_g[g>>FIXED_SHIFT]*R_CNT + + array_r[r>>FIXED_SHIFT]; +} +#define vl_mixfix8 vl_mixfix8fake +static int vl_mixfix15 (fixed r, fixed g, fixed b) +{ + return ((r>>(3+FIXED_SHIFT))<<10) + |((g>>(3+FIXED_SHIFT))<<5) + |(b>>(3+FIXED_SHIFT)); +} +static int vl_mixfix16 (fixed r, fixed g, fixed b) +{ + return ((r>>(3+FIXED_SHIFT))<<11) + |((g>>(2+FIXED_SHIFT))<<5) + |(b>>(3+FIXED_SHIFT)); +} +#define vl_mixfix24 vl_mixfix32 +static int vl_mixfix32 (fixed r, fixed g, fixed b) +{ + return ((r>>FIXED_SHIFT)<<16) + |((g>>FIXED_SHIFT)<<8) + |(b>>FIXED_SHIFT); +} + + + +/* Desc: color composition (w/ ALPHA) + * + * In : array of integers (R, G, B, A) + * Out : color + * + * Note: - + */ +#define vl_mixrgba8 vl_mixrgb8fake +#define vl_mixrgba15 vl_mixrgb15 +#define vl_mixrgba16 vl_mixrgb16 +#define vl_mixrgba24 vl_mixrgb24 +static int vl_mixrgba32 (const unsigned char rgba[]) +{ + return (rgba[3]<<24)|(rgba[0]<<16)|(rgba[1]<<8)|(rgba[2]); +} + + + +/* Desc: color composition (w/o ALPHA) + * + * In : array of integers (R, G, B) + * Out : color + * + * Note: - + */ +static int vl_mixrgb8fake (const unsigned char rgba[]) +{ + return array_b[rgba[2]]*G_CNT*R_CNT + + array_g[rgba[1]]*R_CNT + + array_r[rgba[0]]; +} +#define vl_mixrgb8 vl_mixrgb8fake +static int vl_mixrgb15 (const unsigned char rgb[]) +{ + return ((rgb[0]>>3)<<10)|((rgb[1]>>3)<<5)|(rgb[2]>>3); +} +static int vl_mixrgb16 (const unsigned char rgb[]) +{ + return ((rgb[0]>>3)<<11)|((rgb[1]>>2)<<5)|(rgb[2]>>3); +} +#define vl_mixrgb24 vl_mixrgb32 +static int vl_mixrgb32 (const unsigned char rgb[]) +{ + return (rgb[0]<<16)|(rgb[1]<<8)|(rgb[2]); +} + + + +/* Desc: color decomposition + * + * In : pixel offset, array of integers to hold color components (R, G, B, A) + * Out : - + * + * Note: uses current read buffer + */ +static void v_getrgba8fake6 (unsigned int offset, unsigned char rgba[]) +{ + word32 c = VGAPalette[((word8 *)vl_current_read_buffer)[offset]]; + rgba[0] = _rgb_scale_6[(c >> 16) & 0x3F]; + rgba[1] = _rgb_scale_6[(c >> 8) & 0x3F]; + rgba[2] = _rgb_scale_6[c & 0x3F]; + rgba[3] = c >> 24; +} +static void v_getrgba8fake8 (unsigned int offset, unsigned char rgba[]) +{ + word32 c = VGAPalette[((word8 *)vl_current_read_buffer)[offset]]; + rgba[0] = c >> 16; + rgba[1] = c >> 8; + rgba[2] = c; + rgba[3] = c >> 24; +} +#define v_getrgba8 v_getrgba8fake6 +static void v_getrgba15 (unsigned int offset, unsigned char rgba[4]) +{ + word32 c = ((word16 *)vl_current_read_buffer)[offset]; + rgba[0] = _rgb_scale_5[(c >> 10) & 0x1F]; + rgba[1] = _rgb_scale_5[(c >> 5) & 0x1F]; + rgba[2] = _rgb_scale_5[c & 0x1F]; + rgba[3] = 255; +} +static void v_getrgba16 (unsigned int offset, unsigned char rgba[4]) +{ + word32 c = ((word16 *)vl_current_read_buffer)[offset]; + rgba[0] = _rgb_scale_5[(c >> 11) & 0x1F]; + rgba[1] = _rgb_scale_6[(c >> 5) & 0x3F]; + rgba[2] = _rgb_scale_5[c & 0x1F]; + rgba[3] = 255; +} +static void v_getrgba24 (unsigned int offset, unsigned char rgba[4]) +{ + word32 c = *(word32 *)((long)vl_current_read_buffer+offset*3); + rgba[0] = c >> 16; + rgba[1] = c >> 8; + rgba[2] = c; + rgba[3] = 255; +} +static void v_getrgba32 (unsigned int offset, unsigned char rgba[4]) +{ + word32 c = ((word32 *)vl_current_read_buffer)[offset]; + rgba[0] = c >> 16; + rgba[1] = c >> 8; + rgba[2] = c; + rgba[3] = c >> 24; +} + + + +/* Desc: pixel retrieval + * + * In : pixel offset + * Out : pixel value + * + * Note: uses current read buffer + */ +static int v_getpixel8 (unsigned int offset) +{ + return ((word8 *)vl_current_read_buffer)[offset]; +} +#define v_getpixel15 v_getpixel16 +static int v_getpixel16 (unsigned int offset) +{ + return ((word16 *)vl_current_read_buffer)[offset]; +} +static int v_getpixel24 (unsigned int offset) +{ + return *(word32 *)((long)vl_current_read_buffer+offset*3); +} +static int v_getpixel32 (unsigned int offset) +{ + return ((word32 *)vl_current_read_buffer)[offset]; +} + + + +/* Desc: set one palette entry + * + * In : index, R, G, B + * Out : - + * + * Note: color components are in range [0.0 .. 1.0] + */ +void vl_setCI (int index, float red, float green, float blue) +{ + drv->setCI_f(index, red, green, blue); +} + + + +/* Desc: set one palette entry + * + * In : color, R, G, B + * Out : - + * + * Note: - + */ +static void fake_setcolor (int c, int r, int g, int b) +{ + VGAPalette[c] = 0xff000000 | (r<<16) | (g<<8) | b; + + drv->setCI_i(c, r, g, b); +} + + + +/* Desc: build FakeColor palette + * + * In : CI precision in bits + * Out : - + * + * Note: - + */ +static void fake_buildpalette (int bits) +{ + double c_r, c_g, c_b; + int r, g, b, color = 0; + + double max = (1 << bits) - 1; + + for (b=0; b video_mode->xres) || (y+height > video_mode->yres)) { + return -1; + } else { + void *newbuf = *buffer; + + if ((newbuf == NULL) || (vl_current_width != width) || (vl_current_height != height)) { + newbuf = realloc(newbuf, width * height * video_bypp); + } + + if (newbuf == NULL) { + return -2; + } + + vl_current_width = width; + vl_current_height = height; + vl_current_stride = vl_current_width * video_bypp; + vl_current_bytes = vl_current_stride * height; + + vl_current_offset = video_scanlen * y + video_bypp * x; + vl_current_delta = video_scanlen - vl_current_stride; + + vl_current_draw_buffer = vl_current_read_buffer = *buffer = newbuf; + return 0; + } +} + + + +/* Desc: state retrieval + * + * In : name, storage + * Out : - + * + * Note: - + */ +int vl_get (int pname, int *params) +{ + switch (pname) { + case VL_GET_SCREEN_SIZE: + params[0] = video_mode->xres; + params[1] = video_mode->yres; + break; + default: + return drv->get(pname, params); + } + return 0; +} + + + +/* Desc: setup mode + * + * In : ptr to mode definition + * Out : 0 if success + * + * Note: - + */ +static int vl_setup_mode (vl_mode *p) +{ + if (p == NULL) { + return -1; + } + +#define INITPTR(bpp) \ + vl_putpixel = v_putpixel##bpp; \ + vl_getrgba = v_getrgba##bpp; \ + vl_getpixel = v_getpixel##bpp; \ + vl_rect = v_rect##bpp; \ + vl_mixfix = vl_mixfix##bpp; \ + vl_mixrgb = vl_mixrgb##bpp; \ + vl_mixrgba = vl_mixrgba##bpp; \ + vl_clear = _can_mmx() ? v_clear##bpp##_mmx : v_clear##bpp + + switch (p->bpp) { + case 8: + INITPTR(8); + break; + case 15: + INITPTR(15); + break; + case 16: + INITPTR(16); + break; + case 24: + INITPTR(24); + break; + case 32: + INITPTR(32); + break; + default: + return -1; + } + +#undef INITPTR + + video_mode = p; + video_bypp = (p->bpp+7)/8; + video_scanlen = p->scanlen; + vl_video_selector = p->sel; + + return 0; +} + + + +/* Desc: restore to the mode prior to first call to `vl_video_init'. + * + * In : - + * Out : - + * + * Note: - + */ +void vl_video_exit (void) +{ + drv->restore(); + drv->fini(); +} + + + +/* Desc: enter mode + * + * In : xres, yres, bits/pixel, RGB, refresh rate + * Out : pixel width in bits if success + * + * Note: - + */ +int vl_video_init (int width, int height, int bpp, int rgb, int refresh) +{ + int fake; + vl_mode *p, *q; + unsigned int min; + + fake = 0; + if (!rgb) { + bpp = 8; + } else if (bpp == 8) { + fake = 1; + } + + /* initialize hardware */ + drv = &VESA; + if ((q=drv->init()) == NULL) { + drv = &VGA; + if ((q=drv->init()) == NULL) { + return 0; + } + } + + /* search for a mode that fits our request */ + for (min=-1, p=NULL; q->mode!=0xffff; q++) { + if ((q->xres>=width) && (q->yres>=height) && (q->bpp==bpp)) { + if (min>=(unsigned)(q->xres*q->yres)) { + min = q->xres*q->yres; + p = q; + } + } + } + + /* setup and enter mode */ + if ((vl_setup_mode(p) == 0) && (drv->entermode(p, refresh) == 0)) { + vl_flip = drv->blit; + if (fake) { + drv->get(VL_GET_CI_PREC, (int *)(&min)); + fake_buildpalette(min); + if (min == 8) { + vl_getrgba = v_getrgba8fake8; + } + } + return bpp; + } + + /* abort */ + return 0; +} diff --git a/src/mesa/drivers/dos/video.h b/src/mesa/drivers/dos/video.h index bb40fd00df..55560ee25b 100644 --- a/src/mesa/drivers/dos/video.h +++ b/src/mesa/drivers/dos/video.h @@ -1,64 +1,64 @@ -/* - * Mesa 3-D graphics library - * Version: 4.0 - * - * Copyright (C) 1999 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - -#ifndef VIDEO_H_included -#define VIDEO_H_included - -typedef int fixed; - -#define VL_GET_CARD_NAME 0x0100 -#define VL_GET_VRAM 0x0101 -#define VL_GET_CI_PREC 0x0200 -#define VL_GET_HPIXELS 0x0201 -#define VL_GET_SCREEN_SIZE 0x0202 - -extern int (*vl_mixfix) (fixed r, fixed g, fixed b); -extern int (*vl_mixrgb) (const unsigned char rgb[]); -extern int (*vl_mixrgba) (const unsigned char rgba[]); -extern void (*vl_getrgba) (unsigned int offset, unsigned char rgba[4]); - -extern void (*vl_clear) (int color); -extern void (*vl_rect) (int x, int y, int width, int height, int color); -extern void (*vl_flip) (void); -extern void (*vl_putpixel) (unsigned int offset, int color); -extern int (*vl_getpixel) (unsigned int offset); - -void vl_setCI (int index, float red, float green, float blue); - -int vl_sync_buffer (void **buffer, int x, int y, int width, int height); -int vl_get (int pname, int *params); - -void vl_video_exit (void); -int vl_video_init (int width, int height, int bpp, int rgb, int refresh); - -#endif +/* + * Mesa 3-D graphics library + * Version: 4.0 + * + * Copyright (C) 1999 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + +#ifndef VIDEO_H_included +#define VIDEO_H_included + +typedef int fixed; + +#define VL_GET_CARD_NAME 0x0100 +#define VL_GET_VRAM 0x0101 +#define VL_GET_CI_PREC 0x0200 +#define VL_GET_HPIXELS 0x0201 +#define VL_GET_SCREEN_SIZE 0x0202 + +extern int (*vl_mixfix) (fixed r, fixed g, fixed b); +extern int (*vl_mixrgb) (const unsigned char rgb[]); +extern int (*vl_mixrgba) (const unsigned char rgba[]); +extern void (*vl_getrgba) (unsigned int offset, unsigned char rgba[4]); + +extern void (*vl_clear) (int color); +extern void (*vl_rect) (int x, int y, int width, int height, int color); +extern void (*vl_flip) (void); +extern void (*vl_putpixel) (unsigned int offset, int color); +extern int (*vl_getpixel) (unsigned int offset); + +void vl_setCI (int index, float red, float green, float blue); + +int vl_sync_buffer (void **buffer, int x, int y, int width, int height); +int vl_get (int pname, int *params); + +void vl_video_exit (void); +int vl_video_init (int width, int height, int bpp, int rgb, int refresh); + +#endif diff --git a/src/mesa/drivers/dos/virtual.S b/src/mesa/drivers/dos/virtual.S index 0df584150f..c5cc1fe86f 100644 --- a/src/mesa/drivers/dos/virtual.S +++ b/src/mesa/drivers/dos/virtual.S @@ -1,489 +1,489 @@ -/* - * Mesa 3-D graphics library - * Version: 4.0 - * - * Copyright (C) 1999 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * DOS/DJGPP device driver v1.3 for Mesa - * - * Copyright (C) 2002 - Borca Daniel - * Email : dborca@yahoo.com - * Web : http://www.geocities.com/dborca - */ - - - .file "virtual.S" - -/* - * extern void *vl_current_draw_buffer; - * extern int vl_current_width, vl_current_bytes; - */ - - .text - -/* Desc: void v_clear8 (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_clear8 -_v_clear8: - movl 4(%esp), %eax - movb %al, %ah - pushw %ax - pushw %ax - popl %eax - jmp _v_clear_common - -/* Desc: void v_clear16 (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_clear16 -_v_clear16: - movl 4(%esp), %eax - pushw %ax - pushw %ax - popl %eax - jmp _v_clear_common - -/* Desc: void v_clear32 (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_clear32 -_v_clear32: - movl 4(%esp), %eax - .balign 4 -_v_clear_common: - movl _vl_current_bytes, %ecx - movl _vl_current_draw_buffer, %edx - shrl $2, %ecx - .balign 4 - 0: - movl %eax, (%edx) - addl $4, %edx - decl %ecx - jnz 0b - ret - -/* Desc: void v_clear8_mmx (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_clear8_mmx -_v_clear8_mmx: -#ifdef USE_MMX_ASM - movd 4(%esp), %mm0 - punpcklbw %mm0, %mm0 - punpcklwd %mm0, %mm0 - jmp _v_clear_common_mmx -#endif - -/* Desc: void v_clear16_mmx (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_clear16_mmx -_v_clear16_mmx: -#ifdef USE_MMX_ASM - movd 4(%esp), %mm0 - punpcklwd %mm0, %mm0 - jmp _v_clear_common_mmx -#endif - -/* Desc: void v_clear32_mmx (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_clear32_mmx -_v_clear32_mmx: -#ifdef USE_MMX_ASM - movd 4(%esp), %mm0 - .balign 4 -_v_clear_common_mmx: - punpckldq %mm0, %mm0 - movl _vl_current_bytes, %ecx - movl _vl_current_draw_buffer, %edx - shrl $3, %ecx - .balign 4 - 0: - movq %mm0, (%edx) - addl $8, %edx - decl %ecx - jnz 0b - emms -#endif - ret - -/* Desc: void v_clear24 (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_clear24 -_v_clear24: - movl $0xaaaaaaab, %eax - mull _vl_current_bytes - movl 4(%esp), %eax - movl %edx, %ecx - pushl %ebx - movl _vl_current_draw_buffer, %edx - shrl %ecx - movb 10(%esp), %bl - .balign 4 - 0: - movw %ax, (%edx) - movb %bl, 2(%edx) - addl $3, %edx - decl %ecx - jnz 0b - popl %ebx - ret - -/* Desc: void v_clear24_mmx (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_clear24_mmx -_v_clear24_mmx: -#ifdef USE_MMX_ASM - movl 4(%esp), %eax - movl %eax, %edx - movl %eax, %ecx - shll $16, %edx - rorl $8, %ecx - movw %cx, %dx - rorl $16, %ecx - movb %dh, %cl - shll $8, %eax - movb %ch, %al - rorl $8, %eax - - pushl %edx - pushl %eax - movq (%esp), %mm0 - pushl %ecx - movq (%esp), %mm1 - pushl %edx - movq (%esp), %mm2 - - movl $0xaaaaaaab, %eax - mull _vl_current_bytes - movl %edx, %ecx - movl _vl_current_draw_buffer, %edx - shrl $4, %ecx - .balign 4 - 0: - movq %mm0, (%edx) - movq %mm1, 8(%edx) - movq %mm2, 16(%edx) - addl $24, %edx - decl %ecx - jnz 0b - emms - addl $16, %esp -#endif - ret - -/* Desc: void v_rect8 (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_rect8 -_v_rect8: - cld - pushl %esi - pushl %edi - movl 28(%esp), %eax - movl _vl_current_width, %esi - movl 16(%esp), %edi - movb %al, %ah - movl 20(%esp), %ecx - imull %esi, %edi - movl 24(%esp), %edx - subl %ecx, %esi - addl 12(%esp), %edi - pushw %ax - pushw %ax - pushl %ds - popl %es - addl _vl_current_draw_buffer, %edi - popl %eax - pushl %ebx - movl %ecx, %ebx - andl $3, %ebx - .balign 4 - 0: - pushl %ecx - .balign 4 - 1: - shrl $2, %ecx - rep; stosl - testl %ebx, %ebx - jz 2f - movl %ebx, %ecx - rep; stosb - .balign 4 - 2: - popl %ecx - addl %esi, %edi - decl %edx - jnz 0b - popl %ebx - popl %edi - popl %esi - ret - -/* Desc: void v_rect16 (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_rect16 -_v_rect16: - cld - pushl %esi - pushl %edi - movl 28(%esp), %eax - movl _vl_current_width, %esi - movl 16(%esp), %edi - movl 20(%esp), %ecx - imull %esi, %edi - movl 24(%esp), %edx - subl %ecx, %esi - addl 12(%esp), %edi - pushw %ax - shll %esi - pushw %ax - shll %edi - pushl %ds - popl %es - addl _vl_current_draw_buffer, %edi - popl %eax - .balign 4 - 0: - pushl %ecx - .balign 4 - 1: - shrl %ecx - rep; stosl - jnc 2f - stosw - .balign 4 - 2: - popl %ecx - addl %esi, %edi - decl %edx - jnz 0b - popl %edi - popl %esi - ret - -/* Desc: void v_rect24 (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_rect24 -_v_rect24: - pushl %esi - pushl %edi - movl 28(%esp), %eax - movl _vl_current_width, %esi - movl 16(%esp), %edi - movl 20(%esp), %ecx - imull %esi, %edi - movl 24(%esp), %edx - subl %ecx, %esi - addl 12(%esp), %edi - leal (%esi, %esi, 2), %esi - pushl %ebx - leal (%edi, %edi, 2), %edi - movl %eax, %ebx - addl _vl_current_draw_buffer, %edi - shrl $16, %ebx - .balign 4 - 0: - pushl %ecx - .balign 4 - 1: - movw %ax, (%edi) - movb %bl, 2(%edi) - addl $3, %edi - decl %ecx - jnz 1b - popl %ecx - addl %esi, %edi - decl %edx - jnz 0b - popl %ebx - popl %edi - popl %esi - ret - -/* Desc: void v_rect32 (int color); - * - * In : color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_rect32 -_v_rect32: - pushl %esi - pushl %edi - movl _vl_current_width, %esi - movl 16(%esp), %edi - movl 20(%esp), %ecx - imull %esi, %edi - movl 24(%esp), %edx - subl %ecx, %esi - addl 12(%esp), %edi - shll $2, %esi - shll $2, %edi - movl 28(%esp), %eax - addl _vl_current_draw_buffer, %edi - .balign 4 - 0: - pushl %ecx - .balign 4 - 1: - movl %eax, (%edi) - addl $4, %edi - decl %ecx - jnz 1b - popl %ecx - addl %esi, %edi - decl %edx - jnz 0b - popl %edi - popl %esi - ret - -/* Desc: void v_putpixel8 (unsigned int offset, int color); - * - * In : offset within buffer, color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_putpixel8 -_v_putpixel8: - movl 8(%esp), %ecx - movl 4(%esp), %edx - movl _vl_current_draw_buffer, %eax - movb %cl, (%eax,%edx) - ret - -/* Desc: void v_putpixel16 (unsigned int offset, int color); - * - * In : offset within buffer, color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_putpixel16 -_v_putpixel16: - movl 8(%esp), %ecx - movl 4(%esp), %edx - movl _vl_current_draw_buffer, %eax - movw %cx, (%eax,%edx,2) - ret - -/* Desc: void v_putpixel24 (unsigned int offset, int color); - * - * In : offset within buffer, color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_putpixel24 -_v_putpixel24: - movl 4(%esp), %eax - movl 8(%esp), %edx - movl _vl_current_draw_buffer, %ecx - leal (%eax,%eax,2), %eax - movw %dx, (%ecx,%eax) - shrl $16, %edx - movb %dl, 2(%ecx,%eax) - ret - -/* Desc: void v_putpixel32 (unsigned int offset, int color); - * - * In : offset within buffer, color - * Out : - - * - * Note: uses current draw buffer - */ - .p2align 5,,31 - .global _v_putpixel32 -_v_putpixel32: - movl 8(%esp), %ecx - movl 4(%esp), %edx - movl _vl_current_draw_buffer, %eax - movl %ecx, (%eax,%edx,4) - ret +/* + * Mesa 3-D graphics library + * Version: 4.0 + * + * Copyright (C) 1999 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * DOS/DJGPP device driver v1.3 for Mesa + * + * Copyright (C) 2002 - Borca Daniel + * Email : dborca@yahoo.com + * Web : http://www.geocities.com/dborca + */ + + + .file "virtual.S" + +/* + * extern void *vl_current_draw_buffer; + * extern int vl_current_width, vl_current_bytes; + */ + + .text + +/* Desc: void v_clear8 (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_clear8 +_v_clear8: + movl 4(%esp), %eax + movb %al, %ah + pushw %ax + pushw %ax + popl %eax + jmp _v_clear_common + +/* Desc: void v_clear16 (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_clear16 +_v_clear16: + movl 4(%esp), %eax + pushw %ax + pushw %ax + popl %eax + jmp _v_clear_common + +/* Desc: void v_clear32 (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_clear32 +_v_clear32: + movl 4(%esp), %eax + .balign 4 +_v_clear_common: + movl _vl_current_bytes, %ecx + movl _vl_current_draw_buffer, %edx + shrl $2, %ecx + .balign 4 + 0: + movl %eax, (%edx) + addl $4, %edx + decl %ecx + jnz 0b + ret + +/* Desc: void v_clear8_mmx (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_clear8_mmx +_v_clear8_mmx: +#ifdef USE_MMX_ASM + movd 4(%esp), %mm0 + punpcklbw %mm0, %mm0 + punpcklwd %mm0, %mm0 + jmp _v_clear_common_mmx +#endif + +/* Desc: void v_clear16_mmx (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_clear16_mmx +_v_clear16_mmx: +#ifdef USE_MMX_ASM + movd 4(%esp), %mm0 + punpcklwd %mm0, %mm0 + jmp _v_clear_common_mmx +#endif + +/* Desc: void v_clear32_mmx (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_clear32_mmx +_v_clear32_mmx: +#ifdef USE_MMX_ASM + movd 4(%esp), %mm0 + .balign 4 +_v_clear_common_mmx: + punpckldq %mm0, %mm0 + movl _vl_current_bytes, %ecx + movl _vl_current_draw_buffer, %edx + shrl $3, %ecx + .balign 4 + 0: + movq %mm0, (%edx) + addl $8, %edx + decl %ecx + jnz 0b + emms +#endif + ret + +/* Desc: void v_clear24 (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_clear24 +_v_clear24: + movl $0xaaaaaaab, %eax + mull _vl_current_bytes + movl 4(%esp), %eax + movl %edx, %ecx + pushl %ebx + movl _vl_current_draw_buffer, %edx + shrl %ecx + movb 10(%esp), %bl + .balign 4 + 0: + movw %ax, (%edx) + movb %bl, 2(%edx) + addl $3, %edx + decl %ecx + jnz 0b + popl %ebx + ret + +/* Desc: void v_clear24_mmx (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_clear24_mmx +_v_clear24_mmx: +#ifdef USE_MMX_ASM + movl 4(%esp), %eax + movl %eax, %edx + movl %eax, %ecx + shll $16, %edx + rorl $8, %ecx + movw %cx, %dx + rorl $16, %ecx + movb %dh, %cl + shll $8, %eax + movb %ch, %al + rorl $8, %eax + + pushl %edx + pushl %eax + movq (%esp), %mm0 + pushl %ecx + movq (%esp), %mm1 + pushl %edx + movq (%esp), %mm2 + + movl $0xaaaaaaab, %eax + mull _vl_current_bytes + movl %edx, %ecx + movl _vl_current_draw_buffer, %edx + shrl $4, %ecx + .balign 4 + 0: + movq %mm0, (%edx) + movq %mm1, 8(%edx) + movq %mm2, 16(%edx) + addl $24, %edx + decl %ecx + jnz 0b + emms + addl $16, %esp +#endif + ret + +/* Desc: void v_rect8 (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_rect8 +_v_rect8: + cld + pushl %esi + pushl %edi + movl 28(%esp), %eax + movl _vl_current_width, %esi + movl 16(%esp), %edi + movb %al, %ah + movl 20(%esp), %ecx + imull %esi, %edi + movl 24(%esp), %edx + subl %ecx, %esi + addl 12(%esp), %edi + pushw %ax + pushw %ax + pushl %ds + popl %es + addl _vl_current_draw_buffer, %edi + popl %eax + pushl %ebx + movl %ecx, %ebx + andl $3, %ebx + .balign 4 + 0: + pushl %ecx + .balign 4 + 1: + shrl $2, %ecx + rep; stosl + testl %ebx, %ebx + jz 2f + movl %ebx, %ecx + rep; stosb + .balign 4 + 2: + popl %ecx + addl %esi, %edi + decl %edx + jnz 0b + popl %ebx + popl %edi + popl %esi + ret + +/* Desc: void v_rect16 (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_rect16 +_v_rect16: + cld + pushl %esi + pushl %edi + movl 28(%esp), %eax + movl _vl_current_width, %esi + movl 16(%esp), %edi + movl 20(%esp), %ecx + imull %esi, %edi + movl 24(%esp), %edx + subl %ecx, %esi + addl 12(%esp), %edi + pushw %ax + shll %esi + pushw %ax + shll %edi + pushl %ds + popl %es + addl _vl_current_draw_buffer, %edi + popl %eax + .balign 4 + 0: + pushl %ecx + .balign 4 + 1: + shrl %ecx + rep; stosl + jnc 2f + stosw + .balign 4 + 2: + popl %ecx + addl %esi, %edi + decl %edx + jnz 0b + popl %edi + popl %esi + ret + +/* Desc: void v_rect24 (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_rect24 +_v_rect24: + pushl %esi + pushl %edi + movl 28(%esp), %eax + movl _vl_current_width, %esi + movl 16(%esp), %edi + movl 20(%esp), %ecx + imull %esi, %edi + movl 24(%esp), %edx + subl %ecx, %esi + addl 12(%esp), %edi + leal (%esi, %esi, 2), %esi + pushl %ebx + leal (%edi, %edi, 2), %edi + movl %eax, %ebx + addl _vl_current_draw_buffer, %edi + shrl $16, %ebx + .balign 4 + 0: + pushl %ecx + .balign 4 + 1: + movw %ax, (%edi) + movb %bl, 2(%edi) + addl $3, %edi + decl %ecx + jnz 1b + popl %ecx + addl %esi, %edi + decl %edx + jnz 0b + popl %ebx + popl %edi + popl %esi + ret + +/* Desc: void v_rect32 (int color); + * + * In : color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_rect32 +_v_rect32: + pushl %esi + pushl %edi + movl _vl_current_width, %esi + movl 16(%esp), %edi + movl 20(%esp), %ecx + imull %esi, %edi + movl 24(%esp), %edx + subl %ecx, %esi + addl 12(%esp), %edi + shll $2, %esi + shll $2, %edi + movl 28(%esp), %eax + addl _vl_current_draw_buffer, %edi + .balign 4 + 0: + pushl %ecx + .balign 4 + 1: + movl %eax, (%edi) + addl $4, %edi + decl %ecx + jnz 1b + popl %ecx + addl %esi, %edi + decl %edx + jnz 0b + popl %edi + popl %esi + ret + +/* Desc: void v_putpixel8 (unsigned int offset, int color); + * + * In : offset within buffer, color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_putpixel8 +_v_putpixel8: + movl 8(%esp), %ecx + movl 4(%esp), %edx + movl _vl_current_draw_buffer, %eax + movb %cl, (%eax,%edx) + ret + +/* Desc: void v_putpixel16 (unsigned int offset, int color); + * + * In : offset within buffer, color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_putpixel16 +_v_putpixel16: + movl 8(%esp), %ecx + movl 4(%esp), %edx + movl _vl_current_draw_buffer, %eax + movw %cx, (%eax,%edx,2) + ret + +/* Desc: void v_putpixel24 (unsigned int offset, int color); + * + * In : offset within buffer, color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_putpixel24 +_v_putpixel24: + movl 4(%esp), %eax + movl 8(%esp), %edx + movl _vl_current_draw_buffer, %ecx + leal (%eax,%eax,2), %eax + movw %dx, (%ecx,%eax) + shrl $16, %edx + movb %dl, 2(%ecx,%eax) + ret + +/* Desc: void v_putpixel32 (unsigned int offset, int color); + * + * In : offset within buffer, color + * Out : - + * + * Note: uses current draw buffer + */ + .p2align 5,,31 + .global _v_putpixel32 +_v_putpixel32: + movl 8(%esp), %ecx + movl 4(%esp), %edx + movl _vl_current_draw_buffer, %eax + movl %ecx, (%eax,%edx,4) + ret diff --git a/src/mesa/main/Makefile.DJ b/src/mesa/main/Makefile.DJ deleted file mode 100644 index 518a168915..0000000000 --- a/src/mesa/main/Makefile.DJ +++ /dev/null @@ -1,348 +0,0 @@ -# Mesa 3-D graphics library -# Version: 5.1 -# -# Copyright (C) 1999-2003 Brian Paul All Rights Reserved. -# -# Permission is hereby granted, free of charge, to any person obtaining a -# copy of this software and associated documentation files (the "Software"), -# to deal in the Software without restriction, including without limitation -# the rights to use, copy, modify, merge, publish, distribute, sublicense, -# and/or sell copies of the Software, and to permit persons to whom the -# Software is furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included -# in all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL -# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -# DOS/DJGPP core makefile v1.3 for Mesa -# -# Copyright (C) 2002 - Borca Daniel -# Email : dborca@yahoo.com -# Web : http://www.geocities.com/dborca - - -# -# Available options: -# -# Environment variables: -# CFLAGS -# -# GLIDE path to Glide3 SDK include files; used with FX. -# default = $(TOP)/include/glide3 -# FX=1 build for 3dfx Glide3. Note that this disables -# compilation of most DMesa code and requires fxMesa. -# As a consequence, you'll need the DJGPP Glide3 -# library to build any application. -# default = no -# MATROX=1 build for Matrox Millennium I (MGA2064W) cards. -# This is experimental and not intensively tested. -# default = no -# HAVE_X86=1 optimize for i386. -# default = no -# HAVE_MMX=1 allow MMX specializations, provided your assembler -# supports MMX instruction set. However, the true CPU -# capabilities are checked at run-time to avoid crashes. -# default = no -# HAVE_SSE=1 (see HAVE_MMX) -# default = no -# HAVE_3DNOW=1 (see HAVE_MMX) -# default = no -# -# Targets: -# all: build GL -# clean: remove object files -# - - - -.PHONY: all clean -.INTERMEDIATE: X86/gen_matypes.exe - -TOP = .. -GLIDE ?= $(TOP)/include/glide3 -LIBDIR = $(TOP)/lib -GL_LIB = libgl.a -GL_DXE = gl.dxe -GL_IMP = libigl.a - -CC = gcc -CFLAGS += -I$(TOP)/include -I. -ifeq ($(FX),1) -CFLAGS += -D__DOS__ -DH3 -CFLAGS += -I$(GLIDE) -DFX -DFX_GLIDE3 -DFXMESA_USE_ARGB -LIBNAME = "MesaGL/FX DJGPP" -else -ifeq ($(MATROX),1) -CFLAGS += -DMATROX -LIBNAME = "MesaGL/MGA DJGPP" -else -LIBNAME = "MesaGL DJGPP" -endif -endif - -AR = ar -ARFLAGS = rus - -HAVEDXE3 = $(wildcard $(DJDIR)/bin/dxe3gen.exe) - -ifeq ($(wildcard $(addsuffix /rm.exe,$(subst ;, ,$(PATH)))),) -UNLINK = del $(subst /,\,$(1)) -else -UNLINK = $(RM) $(1) -endif - -CORE_SOURCES = \ - api_arrayelt.c \ - api_loopback.c \ - api_noop.c \ - api_validate.c \ - accum.c \ - arbprogram.c \ - attrib.c \ - blend.c \ - bufferobj.c \ - buffers.c \ - clip.c \ - colortab.c \ - context.c \ - convolve.c \ - debug.c \ - depth.c \ - dispatch.c \ - dlist.c \ - drawpix.c \ - enable.c \ - enums.c \ - eval.c \ - extensions.c \ - feedback.c \ - fog.c \ - get.c \ - glapi.c \ - glthread.c \ - hash.c \ - hint.c \ - histogram.c \ - image.c \ - imports.c \ - light.c \ - lines.c \ - matrix.c \ - mmath.c \ - pixel.c \ - points.c \ - polygon.c \ - rastpos.c \ - state.c \ - stencil.c \ - texcompress.c \ - texformat.c \ - teximage.c \ - texobj.c \ - texstate.c \ - texstore.c \ - texutil.c \ - varray.c \ - vpexec.c \ - vpparse.c \ - vpstate.c \ - vtxfmt.c \ - math/m_debug_clip.c \ - math/m_debug_norm.c \ - math/m_debug_xform.c \ - math/m_eval.c \ - math/m_matrix.c \ - math/m_translate.c \ - math/m_vector.c \ - math/m_xform.c \ - array_cache/ac_context.c \ - array_cache/ac_import.c \ - swrast/s_aaline.c \ - swrast/s_aatriangle.c \ - swrast/s_accum.c \ - swrast/s_alpha.c \ - swrast/s_alphabuf.c \ - swrast/s_bitmap.c \ - swrast/s_blend.c \ - swrast/s_buffers.c \ - swrast/s_copypix.c \ - swrast/s_context.c \ - swrast/s_depth.c \ - swrast/s_drawpix.c \ - swrast/s_feedback.c \ - swrast/s_fog.c \ - swrast/s_histogram.c \ - swrast/s_imaging.c \ - swrast/s_lines.c \ - swrast/s_logic.c \ - swrast/s_masking.c \ - swrast/s_pixeltex.c \ - swrast/s_points.c \ - swrast/s_readpix.c \ - swrast/s_span.c \ - swrast/s_stencil.c \ - swrast/s_texture.c \ - swrast/s_texstore.c \ - swrast/s_triangle.c \ - swrast/s_zoom.c \ - swrast_setup/ss_context.c \ - swrast_setup/ss_triangle.c \ - swrast_setup/ss_vb.c \ - tnl/t_array_api.c \ - tnl/t_array_import.c \ - tnl/t_context.c \ - tnl/t_eval_api.c \ - tnl/t_imm_alloc.c \ - tnl/t_imm_api.c \ - tnl/t_imm_debug.c \ - tnl/t_imm_dlist.c \ - tnl/t_imm_elt.c \ - tnl/t_imm_eval.c \ - tnl/t_imm_exec.c \ - tnl/t_imm_fixup.c \ - tnl/t_pipeline.c \ - tnl/t_vb_fog.c \ - tnl/t_vb_light.c \ - tnl/t_vb_normals.c \ - tnl/t_vb_points.c \ - tnl/t_vb_program.c \ - tnl/t_vb_render.c \ - tnl/t_vb_texgen.c \ - tnl/t_vb_texmat.c \ - tnl/t_vb_vertex.c - -X86_SOURCES = \ - X86/x86.c \ - X86/glapi_x86.S \ - X86/common_x86.c \ - X86/common_x86_asm.S \ - X86/x86_xform2.S \ - X86/x86_xform3.S \ - X86/x86_xform4.S \ - X86/x86_cliptest.S - -MMX_SOURCES = \ - X86/mmx_blend.S - -SSE_SOURCES = \ - X86/sse.c \ - X86/sse_xform2.S \ - X86/sse_xform3.S \ - X86/sse_xform4.S \ - X86/sse_normal.S - -K3D_SOURCES = \ - X86/3dnow.c \ - X86/3dnow_xform2.S \ - X86/3dnow_xform3.S \ - X86/3dnow_xform4.S \ - X86/3dnow_normal.S - -ifeq ($(HAVE_MMX),1) -X86_SOURCES += $(MMX_SOURCES) -CFLAGS += -DUSE_MMX_ASM -HAVE_X86 = 1 -endif -ifeq ($(HAVE_SSE),1) -X86_SOURCES += $(SSE_SOURCES) -CFLAGS += -DUSE_SSE_ASM -HAVE_X86 = 1 -endif -ifeq ($(HAVE_3DNOW),1) -X86_SOURCES += $(K3D_SOURCES) -CFLAGS += -DUSE_3DNOW_ASM -HAVE_X86 = 1 -endif -ifeq ($(HAVE_X86),1) -CFLAGS += -DUSE_X86_ASM -else -X86_SOURCES = -endif - -DRIVER_SOURCES = \ - DOS/dmesa.c -ifeq ($(FX),1) -DRIVER_SOURCES += \ - FX/fxapi.c \ - FX/fxdd.c \ - FX/fxddspan.c \ - FX/fxddtex.c \ - FX/fxsetup.c \ - FX/fxtexman.c \ - FX/fxtris.c \ - FX/fxvb.c \ - FX/fxglidew.c -else -ifeq ($(MATROX),1) -DRIVER_SOURCES += \ - DOS/mga/mga.c \ - DOS/mga/mga_hw.c \ - DOS/mga/mga_mode.c \ - DOS/dpmi.c -else -DRIVER_SOURCES += \ - DOS/video.c \ - DOS/virtual.S \ - DOS/vesa.c \ - DOS/blit.S \ - DOS/vga.c \ - DOS/dpmi.c -endif -endif - -SOURCES = $(CORE_SOURCES) $(X86_SOURCES) $(DRIVER_SOURCES) - -OBJECTS = $(addsuffix .o,$(basename $(SOURCES))) - -X86_OBJECTS = $(addsuffix .o,$(basename $(X86_SOURCES))) - -.c.o: - $(CC) -o $@ $(CFLAGS) -c $< -.S.o: - $(CC) -o $@ $(CFLAGS) -c $< -.s.o: - $(CC) -o $@ $(CFLAGS) -x assembler-with-cpp -c $< - -all: $(LIBDIR)/$(GL_LIB) $(LIBDIR)/$(GL_DXE) $(LIBDIR)/$(GL_IMP) - -$(LIBDIR)/$(GL_LIB): $(OBJECTS) - $(AR) $(ARFLAGS) $(LIBDIR)/$(GL_LIB) $(OBJECTS) - -$(LIBDIR)/$(GL_DXE) $(LIBDIR)/$(GL_IMP): $(OBJECTS) -ifeq ($(HAVEDXE3),) - $(warning Missing DXE3 package... Skipping $(GL_DXE)) -else -ifeq ($(FX),1) - -dxe3gen -o $(LIBDIR)/$(GL_DXE) -I $(LIBDIR)/$(GL_IMP) -D $(LIBNAME) -E _gl -E _DMesa -P glid3.dxe -U $(OBJECTS) -else - -dxe3gen -o $(LIBDIR)/$(GL_DXE) -I $(LIBDIR)/$(GL_IMP) -D $(LIBNAME) -E _gl -E _DMesa -U $(OBJECTS) -endif -endif - -$(X86_OBJECTS): X86/matypes.h - -X86/matypes.h: X86/gen_matypes.exe - $< > $@ - -X86/gen_matypes.exe: X86/gen_matypes.c - $(CC) -o $@ $(CFLAGS) -s $< - -clean: - -$(call UNLINK,*.o) - -$(call UNLINK,array_cache/*.o) - -$(call UNLINK,math/*.o) - -$(call UNLINK,swrast/*.o) - -$(call UNLINK,swrast_setup/*.o) - -$(call UNLINK,tnl/*.o) - -$(call UNLINK,X86/*.o) - -$(call UNLINK,DOS/*.o) - -$(call UNLINK,DOS/mga/*.o) - -$(call UNLINK,FX/*.o) - --include depend -- cgit v1.2.3