diff options
author | Keith Whitwell <keith@tungstengraphics.com> | 2008-09-11 16:05:15 +0100 |
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committer | Keith Whitwell <keith@tungstengraphics.com> | 2008-09-11 16:05:15 +0100 |
commit | 0397b2bb41b0f337af2949a15bcd7d0e7e8a7dc1 (patch) | |
tree | 732c93d74ed806942a13bf15575a61aa4f001253 /src/gallium/auxiliary/draw/draw_pt.c | |
parent | 80af50b35b5a4e8890e15b28940576f8a1ac1476 (diff) | |
parent | e6887a5752774c18cf527477fdd3e57e4893ff3b (diff) |
Merge branch 'gallium-0.1' into gallium-0.2
A first attempt at moving gallium onto a branch directly off master...
It will be interesting to see how much work this takes to get running.
Have resolved the conflicts semi-arbitarily, not compiled or tested.
Conflicts:
.gitignore
Makefile
configs/config.mgw
configs/darwin
configs/darwin-x86ppc
configs/default
configs/freebsd-dri
configs/linux-dri
configs/linux-dri-xcb
configs/linux-fbdev
configs/linux-static
configs/linux-x86-64-static
configs/linux-x86-static
doxygen/Makefile
include/GL/gl.h
progs/demos/Makefile
progs/demos/descrip.mms
progs/demos/texenv.c
progs/egl/.gitignore
progs/egl/Makefile
progs/glsl/.gitignore
progs/glsl/Makefile
progs/glsl/convolutions.c
progs/samples/Makefile.mgw
progs/tests/.gitignore
progs/trivial/.gitignore
progs/trivial/point-param.c
progs/trivial/tri.c
progs/xdemos/.gitignore
progs/xdemos/glthreads.c
src/egl/drivers/demo/Makefile
src/egl/drivers/dri/Makefile
src/egl/main/Makefile
src/glu/Makefile
src/glu/sgi/Makefile
src/glu/sgi/Makefile.mgw
src/glut/glx/Makefile.mgw
src/glut/os2/WarpWin.cpp
src/glut/os2/glut_cindex.cpp
src/glut/os2/glut_gamemode.cpp
src/glut/os2/glut_win.cpp
src/glut/os2/glut_winmisc.cpp
src/glut/os2/os2_glx.cpp
src/glut/os2/os2_menu.cpp
src/glut/os2/os2_winproc.cpp
src/glw/Makefile
src/glx/x11/dri_glx.c
src/glx/x11/glxext.c
src/mesa/Makefile
src/mesa/Makefile.mgw
src/mesa/descrip.mms
src/mesa/drivers/beos/Makefile
src/mesa/drivers/common/descrip.mms
src/mesa/drivers/common/driverfuncs.c
src/mesa/drivers/directfb/Makefile
src/mesa/drivers/dri/Makefile.template
src/mesa/drivers/dri/common/dri_bufmgr.c
src/mesa/drivers/dri/common/dri_bufmgr.h
src/mesa/drivers/dri/common/dri_util.c
src/mesa/drivers/dri/common/extension_helper.h
src/mesa/drivers/dri/common/mmio.h
src/mesa/drivers/dri/common/utils.c
src/mesa/drivers/dri/common/utils.h
src/mesa/drivers/dri/glcore/Makefile
src/mesa/drivers/dri/i810/i810screen.c
src/mesa/drivers/dri/i915/intel_ioctl.c
src/mesa/drivers/dri/i915/intel_ioctl.h
src/mesa/drivers/dri/i915/intel_screen.c
src/mesa/drivers/dri/i915/server/i830_common.h
src/mesa/drivers/dri/i915/server/i830_dri.h
src/mesa/drivers/dri/i965/intel_screen.c
src/mesa/drivers/dri/i965/server/i830_common.h
src/mesa/drivers/dri/i965/server/i830_dri.h
src/mesa/drivers/dri/mach64/mach64_screen.c
src/mesa/drivers/dri/nouveau/nouveau_context.h
src/mesa/drivers/dri/nouveau/nouveau_fifo.c
src/mesa/drivers/dri/nouveau/nouveau_fifo.h
src/mesa/drivers/dri/nouveau/nouveau_screen.c
src/mesa/drivers/dri/nouveau/nouveau_screen.h
src/mesa/drivers/dri/r128/r128_tex.h
src/mesa/drivers/dri/savage/savageioctl.h
src/mesa/drivers/fbdev/Makefile
src/mesa/drivers/osmesa/Makefile
src/mesa/drivers/osmesa/descrip.mms
src/mesa/drivers/x11/Makefile
src/mesa/drivers/x11/descrip.mms
src/mesa/drivers/x11/xm_dd.c
src/mesa/glapi/glapi.c
src/mesa/glapi/glthread.c
src/mesa/main/api_validate.c
src/mesa/main/attrib.c
src/mesa/main/bufferobj.c
src/mesa/main/bufferobj.h
src/mesa/main/buffers.c
src/mesa/main/config.h
src/mesa/main/context.c
src/mesa/main/descrip.mms
src/mesa/main/drawpix.c
src/mesa/main/enums.c
src/mesa/main/fbobject.c
src/mesa/main/glheader.h
src/mesa/main/imports.c
src/mesa/main/mipmap.c
src/mesa/main/mm.c
src/mesa/main/mm.h
src/mesa/main/mtypes.h
src/mesa/main/points.c
src/mesa/main/sources
src/mesa/main/state.c
src/mesa/main/texcompress_fxt1.c
src/mesa/main/texenvprogram.c
src/mesa/main/texobj.c
src/mesa/main/texstate.c
src/mesa/main/texstore.c
src/mesa/math/descrip.mms
src/mesa/shader/arbprogram.c
src/mesa/shader/descrip.mms
src/mesa/shader/prog_execute.c
src/mesa/shader/prog_statevars.c
src/mesa/shader/prog_statevars.h
src/mesa/shader/prog_uniform.c
src/mesa/shader/program.c
src/mesa/shader/program.h
src/mesa/shader/shader_api.c
src/mesa/shader/slang/descrip.mms
src/mesa/shader/slang/library/slang_vertex_builtin_gc.h
src/mesa/sources
src/mesa/swrast/descrip.mms
src/mesa/swrast/s_drawpix.c
src/mesa/swrast/s_fragprog.c
src/mesa/swrast/s_readpix.c
src/mesa/swrast/s_span.c
src/mesa/swrast_setup/descrip.mms
src/mesa/tnl/descrip.mms
src/mesa/tnl/t_context.h
src/mesa/tnl/t_vp_build.c
src/mesa/tnl/tnl.h
src/mesa/vbo/descrip.mms
src/mesa/vbo/vbo_context.c
src/mesa/vbo/vbo_exec_array.c
src/mesa/x86-64/xform4.S
src/mesa/x86/rtasm/x86sse.c
src/mesa/x86/rtasm/x86sse.h
windows/VC6/progs/glut/glut.dsp
windows/VC7/mesa/gdi/gdi.vcproj
windows/VC7/mesa/glu/glu.vcproj
windows/VC7/mesa/mesa.sln
windows/VC7/mesa/mesa/mesa.vcproj
windows/VC7/mesa/osmesa/osmesa.vcproj
windows/VC7/progs/glut/glut.vcproj
windows/VC8/mesa/gdi/gdi.vcproj
windows/VC8/mesa/glu/glu.vcproj
windows/VC8/mesa/mesa.sln
windows/VC8/mesa/mesa/mesa.vcproj
windows/VC8/progs/glut/glut.vcproj
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_pt.c')
-rw-r--r-- | src/gallium/auxiliary/draw/draw_pt.c | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pt.c b/src/gallium/auxiliary/draw/draw_pt.c new file mode 100644 index 0000000000..669c11c993 --- /dev/null +++ b/src/gallium/auxiliary/draw/draw_pt.c @@ -0,0 +1,209 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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, sub license, 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 (including the + * next paragraph) 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 NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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. + * + **************************************************************************/ + + /* + * Authors: + * Keith Whitwell <keith@tungstengraphics.com> + */ + +#include "draw/draw_context.h" +#include "draw/draw_private.h" +#include "draw/draw_pt.h" + +static unsigned trim( unsigned count, unsigned first, unsigned incr ) +{ + if (count < first) + return 0; + return count - (count - first) % incr; +} + + + +/* Overall we split things into: + * - frontend -- prepare fetch_elts, draw_elts - eg vcache + * - middle -- fetch, shade, cliptest, viewport + * - pipeline -- the prim pipeline: clipping, wide lines, etc + * - backend -- the vbuf_render provided by the driver. + */ +static boolean +draw_pt_arrays(struct draw_context *draw, + unsigned prim, + unsigned start, + unsigned count) +{ + struct draw_pt_front_end *frontend = NULL; + struct draw_pt_middle_end *middle = NULL; + unsigned opt = 0; + + /* Sanitize primitive length: + */ + { + unsigned first, incr; + draw_pt_split_prim(prim, &first, &incr); + count = trim(count, first, incr); + if (count < first) + return TRUE; + } + + + if (!draw->render) { + opt |= PT_PIPELINE; + } + + if (draw_need_pipeline(draw, + draw->rasterizer, + prim)) { + opt |= PT_PIPELINE; + } + + if (!draw->bypass_clipping && !draw->pt.test_fse) { + opt |= PT_CLIPTEST; + } + + if (!draw->rasterizer->bypass_vs) { + opt |= PT_SHADE; + } + + + if (opt == 0) + middle = draw->pt.middle.fetch_emit; + else if (opt == PT_SHADE && !draw->pt.no_fse) + middle = draw->pt.middle.fetch_shade_emit; + else + middle = draw->pt.middle.general; + + + /* Pick the right frontend + */ + if (draw->pt.user.elts || (opt & PT_PIPELINE)) { + frontend = draw->pt.front.vcache; + } else { + frontend = draw->pt.front.varray; + } + + frontend->prepare( frontend, prim, middle, opt ); + + frontend->run(frontend, + draw_pt_elt_func(draw), + draw_pt_elt_ptr(draw, start), + count); + + frontend->finish( frontend ); + + return TRUE; +} + + +boolean draw_pt_init( struct draw_context *draw ) +{ + draw->pt.test_fse = debug_get_bool_option("DRAW_FSE", FALSE); + draw->pt.no_fse = debug_get_bool_option("DRAW_NO_FSE", FALSE); + + draw->pt.front.vcache = draw_pt_vcache( draw ); + if (!draw->pt.front.vcache) + return FALSE; + + draw->pt.front.varray = draw_pt_varray(draw); + if (!draw->pt.front.varray) + return FALSE; + + draw->pt.middle.fetch_emit = draw_pt_fetch_emit( draw ); + if (!draw->pt.middle.fetch_emit) + return FALSE; + + draw->pt.middle.fetch_shade_emit = draw_pt_middle_fse( draw ); + if (!draw->pt.middle.fetch_shade_emit) + return FALSE; + + draw->pt.middle.general = draw_pt_fetch_pipeline_or_emit( draw ); + if (!draw->pt.middle.general) + return FALSE; + + return TRUE; +} + + +void draw_pt_destroy( struct draw_context *draw ) +{ + if (draw->pt.middle.general) { + draw->pt.middle.general->destroy( draw->pt.middle.general ); + draw->pt.middle.general = NULL; + } + + if (draw->pt.middle.fetch_emit) { + draw->pt.middle.fetch_emit->destroy( draw->pt.middle.fetch_emit ); + draw->pt.middle.fetch_emit = NULL; + } + + if (draw->pt.middle.fetch_shade_emit) { + draw->pt.middle.fetch_shade_emit->destroy( draw->pt.middle.fetch_shade_emit ); + draw->pt.middle.fetch_shade_emit = NULL; + } + + if (draw->pt.front.vcache) { + draw->pt.front.vcache->destroy( draw->pt.front.vcache ); + draw->pt.front.vcache = NULL; + } + + if (draw->pt.front.varray) { + draw->pt.front.varray->destroy( draw->pt.front.varray ); + draw->pt.front.varray = NULL; + } +} + + + + +/** + * Draw vertex arrays + * This is the main entrypoint into the drawing module. + * \param prim one of PIPE_PRIM_x + * \param start index of first vertex to draw + * \param count number of vertices to draw + */ +void +draw_arrays(struct draw_context *draw, unsigned prim, + unsigned start, unsigned count) +{ + unsigned reduced_prim = draw_pt_reduced_prim(prim); + if (reduced_prim != draw->reduced_prim) { + draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE ); + draw->reduced_prim = reduced_prim; + } + + /* drawing done here: */ + draw_pt_arrays(draw, prim, start, count); +} + +boolean draw_pt_get_edgeflag( struct draw_context *draw, + unsigned idx ) +{ + if (draw->pt.user.edgeflag) + return (draw->pt.user.edgeflag[idx/32] & (1 << (idx%32))) != 0; + else + return 1; +} |