diff options
Diffstat (limited to 'src/mesa/drivers/directfb/idirectfbgl_mesa.c')
| -rw-r--r-- | src/mesa/drivers/directfb/idirectfbgl_mesa.c | 982 |
1 files changed, 0 insertions, 982 deletions
diff --git a/src/mesa/drivers/directfb/idirectfbgl_mesa.c b/src/mesa/drivers/directfb/idirectfbgl_mesa.c deleted file mode 100644 index 85a6f03672..0000000000 --- a/src/mesa/drivers/directfb/idirectfbgl_mesa.c +++ /dev/null @@ -1,982 +0,0 @@ -/* - * Copyright (C) 2004-2007 Claudio Ciccani <klan@directfb.org> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * - * Based on glfbdev.c, written by Brian Paul. - * - */ - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> - -#include <pthread.h> - -#include <directfb.h> -#include <directfb_version.h> - -#include <directfbgl.h> - -#include <direct/mem.h> -#include <direct/messages.h> -#include <direct/interface.h> - -#undef CLAMP -#include "main/glheader.h" -#include "main/buffers.h" -#include "main/context.h" -#include "main/extensions.h" -#include "main/framebuffer.h" -#include "main/renderbuffer.h" -#include "main/imports.h" -#include "main/texformat.h" -#include "main/teximage.h" -#include "main/texstore.h" -#include "vbo/vbo.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" -#include "drivers/common/driverfuncs.h" - - -#define VERSION_CODE( M, m, r ) (((M) * 1000) + ((m) * 100) + ((r))) -#define DIRECTFB_VERSION_CODE VERSION_CODE( DIRECTFB_MAJOR_VERSION, \ - DIRECTFB_MINOR_VERSION, \ - DIRECTFB_MICRO_VERSION ) - - -static DFBResult -Probe( void *data ); - -static DFBResult -Construct( IDirectFBGL *thiz, - IDirectFBSurface *surface ); - -#include <direct/interface_implementation.h> - -DIRECT_INTERFACE_IMPLEMENTATION( IDirectFBGL, Mesa ) - -/* - * private data struct of IDirectFBGL - */ -typedef struct { - int ref; /* reference counter */ - - int locked; - - IDirectFBSurface *surface; - DFBSurfacePixelFormat format; - int width; - int height; - - struct { - GLubyte *start; - GLubyte *end; - int pitch; - } video; - - GLvisual visual; - GLframebuffer framebuffer; - GLcontext context; - struct gl_renderbuffer render; -} IDirectFBGL_data; - -/******************************************************************************/ - -static pthread_mutex_t global_lock = PTHREAD_MUTEX_INITIALIZER; -static unsigned int global_ref = 0; - -static INLINE int directfbgl_init( void ) -{ - pthread_mutexattr_t attr; - int ret; - - if (global_ref++) - return 0; - - pthread_mutexattr_init( &attr ); - pthread_mutexattr_settype( &attr, PTHREAD_MUTEX_ERRORCHECK ); - ret = pthread_mutex_init( &global_lock, &attr ); - pthread_mutexattr_destroy( &attr ); - - return ret; -} - -static INLINE void directfbgl_finish( void ) -{ - if (--global_ref == 0) - pthread_mutex_destroy( &global_lock ); -} - -#define directfbgl_lock() pthread_mutex_lock( &global_lock ) -#define directfbgl_unlock() pthread_mutex_unlock( &global_lock ) - -/******************************************************************************/ - -static bool directfbgl_init_visual ( GLvisual *visual, - DFBSurfacePixelFormat format ); -static bool directfbgl_create_context ( GLcontext *context, - GLframebuffer *framebuffer, - GLvisual *visual, - IDirectFBGL_data *data ); -static void directfbgl_destroy_context( GLcontext *context, - GLframebuffer *framebuffer ); - -/******************************************************************************/ - - -static void -IDirectFBGL_Mesa_Destruct( IDirectFBGL *thiz ) -{ - IDirectFBGL_data *data = (IDirectFBGL_data*) thiz->priv; - - directfbgl_destroy_context( &data->context, &data->framebuffer ); - - if (data->surface) - data->surface->Release( data->surface ); - - DIRECT_DEALLOCATE_INTERFACE( thiz ); - - directfbgl_finish(); -} - -static DFBResult -IDirectFBGL_Mesa_AddRef( IDirectFBGL *thiz ) -{ - DIRECT_INTERFACE_GET_DATA( IDirectFBGL ); - - data->ref++; - - return DFB_OK; -} - -static DFBResult -IDirectFBGL_Mesa_Release( IDirectFBGL *thiz ) -{ - DIRECT_INTERFACE_GET_DATA( IDirectFBGL ) - - if (--data->ref == 0) - IDirectFBGL_Mesa_Destruct( thiz ); - - return DFB_OK; -} - -static DFBResult -IDirectFBGL_Mesa_Lock( IDirectFBGL *thiz ) -{ - IDirectFBSurface *surface; - int width = 0; - int height = 0; - DFBResult ret; - - DIRECT_INTERFACE_GET_DATA( IDirectFBGL ); - - if (data->locked) { - data->locked++; - return DFB_OK; - } - - if (directfbgl_lock()) - return DFB_LOCKED; - - surface = data->surface; - surface->GetSize( surface, &width, &height ); - - ret = surface->Lock( surface, DSLF_READ | DSLF_WRITE, - (void*)&data->video.start, &data->video.pitch ); - if (ret) { - D_ERROR( "DirectFBGL/Mesa: couldn't lock surface.\n" ); - directfbgl_unlock(); - return ret; - } - data->video.end = data->video.start + (height-1) * data->video.pitch; - - data->render.Data = data->video.start; - - _mesa_make_current( &data->context, - &data->framebuffer, &data->framebuffer ); - - if (data->width != width || data->height != height) { - _mesa_resize_framebuffer( &data->context, - &data->framebuffer, width, height ); - data->width = width; - data->height = height; - } - - data->locked++; - - return DFB_OK; -} - -static DFBResult -IDirectFBGL_Mesa_Unlock( IDirectFBGL *thiz ) -{ - DIRECT_INTERFACE_GET_DATA( IDirectFBGL ); - - if (!data->locked) - return DFB_OK; - - if (--data->locked == 0) { - _mesa_make_current( NULL, NULL, NULL ); - - data->surface->Unlock( data->surface ); - - directfbgl_unlock(); - } - - return DFB_OK; -} - -static DFBResult -IDirectFBGL_Mesa_GetAttributes( IDirectFBGL *thiz, - DFBGLAttributes *attributes ) -{ - DFBSurfaceCapabilities caps; - GLvisual *visual; - - DIRECT_INTERFACE_GET_DATA( IDirectFBGL ); - - if (!attributes) - return DFB_INVARG; - - data->surface->GetCapabilities( data->surface, &caps ); - - visual = &data->visual; - - attributes->buffer_size = visual->rgbBits ? : visual->indexBits; - attributes->depth_size = visual->depthBits; - attributes->stencil_size = visual->stencilBits; - attributes->aux_buffers = visual->numAuxBuffers; - attributes->red_size = visual->redBits; - attributes->green_size = visual->greenBits; - attributes->blue_size = visual->blueBits; - attributes->alpha_size = visual->alphaBits; - attributes->accum_red_size = visual->accumRedBits; - attributes->accum_green_size = visual->accumGreenBits; - attributes->accum_blue_size = visual->accumBlueBits; - attributes->accum_alpha_size = visual->accumAlphaBits; - attributes->double_buffer = ((caps & DSCAPS_FLIPPING) != 0); - attributes->stereo = (visual->stereoMode != 0); - - return DFB_OK; -} - -#if DIRECTFBGL_INTERFACE_VERSION >= 1 -static DFBResult -IDirectFBGL_Mesa_GetProcAddress( IDirectFBGL *thiz, - const char *name, - void **ret_address ) -{ - DIRECT_INTERFACE_GET_DATA( IDirectFBGL ); - - if (!name) - return DFB_INVARG; - - if (!ret_address) - return DFB_INVARG; - - *ret_address = _glapi_get_proc_address( name ); - - return (*ret_address) ? DFB_OK : DFB_UNSUPPORTED; -} -#endif - - -/* exported symbols */ - -static DFBResult -Probe( void *data ) -{ - return DFB_OK; -} - -static DFBResult -Construct( IDirectFBGL *thiz, IDirectFBSurface *surface ) -{ - DFBResult ret; - - /* Initialize global resources. */ - if (directfbgl_init()) - return DFB_INIT; - - /* Allocate interface data. */ - DIRECT_ALLOCATE_INTERFACE_DATA( thiz, IDirectFBGL ); - - /* Initialize interface data. */ - data->ref = 1; - - /* Duplicate destination surface. */ - ret = surface->GetSubSurface( surface, NULL, &data->surface ); - if (ret) { - IDirectFBGL_Mesa_Destruct( thiz ); - return ret; - } - - data->surface->GetPixelFormat( data->surface, &data->format ); - data->surface->GetSize( data->surface, &data->width, &data->height ); - - /* Configure visual. */ - if (!directfbgl_init_visual( &data->visual, data->format )) { - D_ERROR( "DirectFBGL/Mesa: failed to initialize visual.\n" ); - IDirectFBGL_Mesa_Destruct( thiz ); - return DFB_UNSUPPORTED; - } - - /* Create context. */ - if (!directfbgl_create_context( &data->context, - &data->framebuffer, - &data->visual, data )) { - D_ERROR( "DirectFBGL/Mesa: failed to create context.\n" ); - IDirectFBGL_Mesa_Destruct( thiz ); - return DFB_UNSUPPORTED; - } - - /* Assign interface pointers. */ - thiz->AddRef = IDirectFBGL_Mesa_AddRef; - thiz->Release = IDirectFBGL_Mesa_Release; - thiz->Lock = IDirectFBGL_Mesa_Lock; - thiz->Unlock = IDirectFBGL_Mesa_Unlock; - thiz->GetAttributes = IDirectFBGL_Mesa_GetAttributes; -#if DIRECTFBGL_INTERFACE_VERSION >= 1 - thiz->GetProcAddress = IDirectFBGL_Mesa_GetProcAddress; -#endif - - return DFB_OK; -} - - -/***************************** Driver functions ******************************/ - -static const GLubyte* -dfbGetString( GLcontext *ctx, GLenum pname ) -{ - return NULL; -} - -static void -dfbUpdateState( GLcontext *ctx, GLuint new_state ) -{ - _swrast_InvalidateState( ctx, new_state ); - _swsetup_InvalidateState( ctx, new_state ); - _vbo_InvalidateState( ctx, new_state ); - _tnl_InvalidateState( ctx, new_state ); -} - -static void -dfbGetBufferSize( GLframebuffer *buffer, GLuint *width, GLuint *height ) -{ - GLcontext *ctx = _mesa_get_current_context(); - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; - - *width = (GLuint) data->width; - *height = (GLuint) data->height; -} - -/** - * We only implement this function as a mechanism to check if the - * framebuffer size has changed (and update corresponding state). - */ -static void -dfbSetViewport( GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h ) -{ - /* Nothing to do (the surface can't be resized while it's locked). */ - return; -} - -static void -dfbClear( GLcontext *ctx, GLbitfield mask ) -{ - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; - -#define BUFFER_BIT_MASK (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_FRONT_RIGHT | \ - BUFFER_BIT_BACK_LEFT | BUFFER_BIT_BACK_RIGHT ) - if (mask & BUFFER_BIT_MASK && - ctx->Color.ColorMask[0][0] && - ctx->Color.ColorMask[0][1] && - ctx->Color.ColorMask[0][2] && - ctx->Color.ColorMask[0][3]) - { - DFBRegion clip; - GLubyte a, r, g, b; - - UNCLAMPED_FLOAT_TO_UBYTE( a, ctx->Color.ClearColor[ACOMP] ); - UNCLAMPED_FLOAT_TO_UBYTE( r, ctx->Color.ClearColor[RCOMP] ); - UNCLAMPED_FLOAT_TO_UBYTE( g, ctx->Color.ClearColor[GCOMP] ); - UNCLAMPED_FLOAT_TO_UBYTE( b, ctx->Color.ClearColor[BCOMP] ); - - clip.x1 = ctx->DrawBuffer->_Xmin; - clip.y1 = ctx->DrawBuffer->_Ymin; - clip.x2 = ctx->DrawBuffer->_Xmax - 1; - clip.y2 = ctx->DrawBuffer->_Ymax - 1; - data->surface->SetClip( data->surface, &clip ); - - data->surface->Unlock( data->surface ); - - data->surface->Clear( data->surface, r, g, b, a ); - - data->surface->Lock( data->surface, DSLF_READ | DSLF_WRITE, - (void*)&data->video.start, &data->video.pitch ); - data->video.end = data->video.start + (data->height-1) * data->video.pitch; - data->render.Data = data->video.start; - - mask &= ~BUFFER_BIT_MASK; - } -#undef BUFFER_BIT_MASK - - if (mask) - _swrast_Clear( ctx, mask ); -} - - -/************************ RenderBuffer functions *****************************/ - -static void -dfbDeleteRenderbuffer( struct gl_renderbuffer *render ) -{ - return; -} - -static GLboolean -dfbRenderbufferStorage( GLcontext *ctx, struct gl_renderbuffer *render, - GLenum internalFormat, GLuint width, GLuint height ) -{ - return GL_TRUE; -} - - -/***************************** Span functions ********************************/ - -/* RGB332 */ -#define NAME(PREFIX) PREFIX##_RGB332 -#define FORMAT GL_RGBA8 -#define RB_TYPE GLubyte -#define SPAN_VARS \ - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; -#define INIT_PIXEL_PTR(P, X, Y) \ - GLubyte *P = data->video.end - (Y) * data->video.pitch + (X); -#define INC_PIXEL_PTR(P) P += 1 -#define STORE_PIXEL(P, X, Y, S) \ - *P = ( (((S[RCOMP]) & 0xe0) ) | \ - (((S[GCOMP]) & 0xe0) >> 3) | \ - (((S[BCOMP]) ) >> 6) ) -#define FETCH_PIXEL(D, P) \ - D[RCOMP] = ((*P & 0xe0) ); \ - D[GCOMP] = ((*P & 0x1c) << 3); \ - D[BCOMP] = ((*P & 0x03) << 6); \ - D[ACOMP] = 0xff - -#include "swrast/s_spantemp.h" - -/* ARGB4444 */ -#define NAME(PREFIX) PREFIX##_ARGB4444 -#define FORMAT GL_RGBA8 -#define RB_TYPE GLubyte -#define SPAN_VARS \ - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; -#define INIT_PIXEL_PTR(P, X, Y) \ - GLushort *P = (GLushort *) (data->video.end - (Y) * data->video.pitch + (X) * 2); -#define INC_PIXEL_PTR(P) P += 1 -#define STORE_PIXEL_RGB(P, X, Y, S) \ - *P = ( 0xf000 | \ - (((S[RCOMP]) & 0xf0) << 4) | \ - (((S[GCOMP]) & 0xf0) ) | \ - (((S[BCOMP]) & 0xf0) >> 4) ) -#define STORE_PIXEL(P, X, Y, S) \ - *P = ( (((S[ACOMP]) & 0xf0) << 8) | \ - (((S[RCOMP]) & 0xf0) << 4) | \ - (((S[GCOMP]) & 0xf0) ) | \ - (((S[BCOMP]) & 0xf0) >> 4) ) -#define FETCH_PIXEL(D, P) \ - D[RCOMP] = ((*P & 0x0f00) >> 4) | ((*P & 0x0f00) >> 8); \ - D[GCOMP] = ((*P & 0x00f0) ) | ((*P & 0x00f0) >> 4); \ - D[BCOMP] = ((*P & 0x000f) << 4) | ((*P & 0x000f) ); \ - D[ACOMP] = ((*P & 0xf000) >> 8) | ((*P & 0xf000) >> 12) - -#include "swrast/s_spantemp.h" - -/* RGB444 */ -#define NAME(PREFIX) PREFIX##_RGB444 -#define FORMAT GL_RGBA8 -#define RB_TYPE GLubyte -#define SPAN_VARS \ - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; -#define INIT_PIXEL_PTR(P, X, Y) \ - GLushort *P = (GLushort *) (data->video.end - (Y) * data->video.pitch + (X) * 2); -#define INC_PIXEL_PTR(P) P += 1 -#define STORE_PIXEL(P, X, Y, S) \ - *P = ( (((S[RCOMP]) & 0xf0) << 4) | \ - (((S[GCOMP]) & 0xf0) ) | \ - (((S[BCOMP]) & 0xf0) >> 4) ) -#define FETCH_PIXEL(D, P) \ - D[RCOMP] = ((*P & 0x0f00) >> 4) | ((*P & 0x0f00) >> 8); \ - D[GCOMP] = ((*P & 0x00f0) ) | ((*P & 0x00f0) >> 4); \ - D[BCOMP] = ((*P & 0x000f) << 4) | ((*P & 0x000f) ); \ - D[ACOMP] = 0xff - -#include "swrast/s_spantemp.h" - -/* ARGB2554 */ -#define NAME(PREFIX) PREFIX##_ARGB2554 -#define FORMAT GL_RGBA8 -#define RB_TYPE GLubyte -#define SPAN_VARS \ - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; -#define INIT_PIXEL_PTR(P, X, Y) \ - GLushort *P = (GLushort *) (data->video.end - (Y) * data->video.pitch + (X) * 2); -#define INC_PIXEL_PTR(P) P += 1 -#define STORE_PIXEL_RGB(P, X, Y, S) \ - *P = ( 0xc000 | \ - (((S[RCOMP]) & 0xf8) << 6) | \ - (((S[GCOMP]) & 0xf8) << 1) | \ - (((S[BCOMP]) & 0xf0) >> 4) ) -#define STORE_PIXEL(P, X, Y, S) \ - *P = ( (((S[ACOMP]) & 0xc0) << 8) | \ - (((S[RCOMP]) & 0xf8) << 6) | \ - (((S[GCOMP]) & 0xf8) << 1) | \ - (((S[BCOMP]) & 0xf0) >> 4) ) -#define FETCH_PIXEL(D, P) \ - D[RCOMP] = ((*P & 0x3e00) >> 9); \ - D[GCOMP] = ((*P & 0x01f0) >> 4); \ - D[BCOMP] = ((*P & 0x000f) << 4); \ - D[ACOMP] = ((*P & 0xc000) >> 14) - -#include "swrast/s_spantemp.h" - -/* ARGB1555 */ -#define NAME(PREFIX) PREFIX##_ARGB1555 -#define FORMAT GL_RGBA8 -#define RB_TYPE GLubyte -#define SPAN_VARS \ - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; -#define INIT_PIXEL_PTR(P, X, Y) \ - GLushort *P = (GLushort *) (data->video.end - (Y) * data->video.pitch + (X) * 2); -#define INC_PIXEL_PTR(P) P += 1 -#define STORE_PIXEL_RGB(P, X, Y, S) \ - *P = ( 0x8000 | \ - (((S[RCOMP]) & 0xf8) << 7) | \ - (((S[GCOMP]) & 0xf8) << 2) | \ - (((S[BCOMP]) ) >> 3) ) -#define STORE_PIXEL(P, X, Y, S) \ - *P = ( (((S[ACOMP]) & 0x80) << 16) | \ - (((S[RCOMP]) & 0xf8) << 7) | \ - (((S[GCOMP]) & 0xf8) << 2) | \ - (((S[BCOMP]) ) >> 3) ) -#define FETCH_PIXEL(D, P) \ - D[RCOMP] = ((*P & 0x7c00) >> 7) | ((*P & 0x7c00) >> 12); \ - D[GCOMP] = ((*P & 0x03e0) >> 2) | ((*P & 0x03e0) >> 7); \ - D[BCOMP] = ((*P & 0x001f) << 3) | ((*P & 0x001f) << 2); \ - D[ACOMP] = ((*P & 0x8000) ? 0xff : 0) - -#include "swrast/s_spantemp.h" - -/* RGB555 */ -#define NAME(PREFIX) PREFIX##_RGB555 -#define FORMAT GL_RGBA8 -#define RB_TYPE GLubyte -#define SPAN_VARS \ - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; -#define INIT_PIXEL_PTR(P, X, Y) \ - GLushort *P = (GLushort *) (data->video.end - (Y) * data->video.pitch + (X) * 2); -#define INC_PIXEL_PTR(P) P += 1 -#define STORE_PIXEL(P, X, Y, S) \ - *P = ( (((S[RCOMP]) & 0xf8) << 7) | \ - (((S[GCOMP]) & 0xf8) << 2) | \ - (((S[BCOMP]) ) >> 3) ) -#define FETCH_PIXEL(D, P) \ - D[RCOMP] = ((*P & 0x7c00) >> 7) | ((*P & 0x7c00) >> 12); \ - D[GCOMP] = ((*P & 0x03e0) >> 2) | ((*P & 0x03e0) >> 7); \ - D[BCOMP] = ((*P & 0x001f) << 3) | ((*P & 0x001f) << 2); \ - D[ACOMP] = 0xff - -#include "swrast/s_spantemp.h" - -/* RGB16 */ -#define NAME(PREFIX) PREFIX##_RGB16 -#define FORMAT GL_RGBA8 -#define RB_TYPE GLubyte -#define SPAN_VARS \ - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; -#define INIT_PIXEL_PTR(P, X, Y) \ - GLushort *P = (GLushort *) (data->video.end - (Y) * data->video.pitch + (X) * 2); -#define INC_PIXEL_PTR(P) P += 1 -#define STORE_PIXEL(P, X, Y, S) \ - *P = ( (((S[RCOMP]) & 0xf8) << 8) | \ - (((S[GCOMP]) & 0xfc) << 3) | \ - (((S[BCOMP]) ) >> 3) ) -#define FETCH_PIXEL(D, P) \ - D[RCOMP] = ((*P & 0xf800) >> 8) | ((*P & 0xf800) >> 13); \ - D[GCOMP] = ((*P & 0x07e0) >> 3) | ((*P & 0x07e0) >> 9); \ - D[BCOMP] = ((*P & 0x001f) << 3) | ((*P & 0x001f) >> 2); \ - D[ACOMP] = 0xff - -#include "swrast/s_spantemp.h" - -/* RGB24 */ -#define NAME(PREFIX) PREFIX##_RGB24 -#define FORMAT GL_RGBA8 -#define RB_TYPE GLubyte -#define SPAN_VARS \ - IDirectFBGL_data *data = ctx->DriverCtx; -#define INIT_PIXEL_PTR(P, X, Y) \ - GLubyte *P = data->video.end - (Y) * data->video.pitch + (X) * 3; -#define INC_PIXEL_PTR(P) P += 3 -#define STORE_PIXEL(P, X, Y, S) \ - P[0] = S[BCOMP]; P[1] = S[GCOMP]; P[2] = S[BCOMP] -#define FETCH_PIXEL(D, P) \ - D[RCOMP] = P[2]; D[GCOMP] = P[1]; D[BCOMP] = P[0]; D[ACOMP] = 0xff - -#include "swrast/s_spantemp.h" - -/* RGB32 */ -#define NAME(PREFIX) PREFIX##_RGB32 -#define FORMAT GL_RGBA8 -#define RB_TYPE GLubyte -#define SPAN_VARS \ - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; -#define INIT_PIXEL_PTR(P, X, Y) \ - GLuint *P = (GLuint*) (data->video.end - (Y) * data->video.pitch + (X) * 4); -#define INC_PIXEL_PTR(P) P += 1 -#define STORE_PIXEL(P, X, Y, S) \ - *P = ( ((S[RCOMP]) << 16) | \ - ((S[GCOMP]) << 8) | \ - ((S[BCOMP]) ) ) -#define FETCH_PIXEL(D, P) \ - D[RCOMP] = ((*P & 0x00ff0000) >> 16); \ - D[GCOMP] = ((*P & 0x0000ff00) >> 8); \ - D[BCOMP] = ((*P & 0x000000ff) ); \ - D[ACOMP] = 0xff - -#include "swrast/s_spantemp.h" - -/* ARGB */ -#define NAME(PREFIX) PREFIX##_ARGB -#define FORMAT GL_RGBA8 -#define RB_TYPE GLubyte -#define SPAN_VARS \ - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; -#define INIT_PIXEL_PTR(P, X, Y) \ - GLuint *P = (GLuint*) (data->video.end - (Y) * data->video.pitch + (X) * 4); -#define INC_PIXEL_PTR(P) P += 1 -#define STORE_PIXEL_RGB(P, X, Y, S) \ - *P = ( 0xff000000 | \ - ((S[RCOMP]) << 16) | \ - ((S[GCOMP]) << 8) | \ - ((S[BCOMP]) ) ) -#define STORE_PIXEL(P, X, Y, S) \ - *P = ( ((S[ACOMP]) << 24) | \ - ((S[RCOMP]) << 16) | \ - ((S[GCOMP]) << 8) | \ - ((S[BCOMP]) ) ) -#define FETCH_PIXEL(D, P) \ - D[RCOMP] = ((*P & 0x00ff0000) >> 16); \ - D[GCOMP] = ((*P & 0x0000ff00) >> 8); \ - D[BCOMP] = ((*P & 0x000000ff) ); \ - D[ACOMP] = ((*P & 0xff000000) >> 24) - -#include "swrast/s_spantemp.h" - -/* AiRGB */ -#define NAME(PREFIX) PREFIX##_AiRGB -#define FORMAT GL_RGBA8 -#define RB_TYPE GLubyte -#define SPAN_VARS \ - IDirectFBGL_data *data = (IDirectFBGL_data*) ctx->DriverCtx; -#define INIT_PIXEL_PTR(P, X, Y) \ - GLuint *P = (GLuint*) (data->video.end - (Y) * data->video.pitch + (X) * 4); -#define INC_PIXEL_PTR(P) P += 1 -#define STORE_PIXEL_RGB(P, X, Y, S) \ - *P = ( ((S[RCOMP]) << 16) | \ - ((S[GCOMP]) << 8) | \ - ((S[BCOMP]) ) ) -#define STORE_PIXEL(P, X, Y, S) \ - *P = ( (((S[ACOMP]) ^ 0xff) << 24) | \ - (((S[RCOMP]) ) << 16) | \ - (((S[GCOMP]) ) << 8) | \ - (((S[BCOMP]) ) ) ) -#define FETCH_PIXEL(D, P) \ - D[RCOMP] = ((*P & 0x00ff0000) >> 16); \ - D[GCOMP] = ((*P & 0x0000ff00) >> 8); \ - D[BCOMP] = ((*P & 0x000000ff) ); \ - D[ACOMP] = (((*P & 0xff000000) >> 24) ^ 0xff) - -#include "swrast/s_spantemp.h" - - -/*****************************************************************************/ - -static bool -directfbgl_init_visual( GLvisual *visual, - DFBSurfacePixelFormat format ) -{ - GLboolean rgbFlag = GL_TRUE; - GLboolean dbFlag = GL_FALSE; - GLboolean stereoFlag = GL_FALSE; - GLint redBits = 0; - GLint blueBits = 0; - GLint greenBits = 0; - GLint alphaBits = 0; - GLint indexBits = 0; - GLint depthBits = 0; - GLint stencilBits = 0; - GLint accumRedBits = 0; - GLint accumGreenBits = 0; - GLint accumBlueBits = 0; - GLint accumAlphaBits = 0; - GLint numSamples = 0; - - /* FIXME: LUT8 support. */ - switch (format) { - case DSPF_RGB332: - redBits = 3; - greenBits = 3; - blueBits = 2; - break; - case DSPF_ARGB4444: - alphaBits = 4; - case DSPF_RGB444: - redBits = 4; - greenBits = 4; - blueBits = 4; - break; - case DSPF_ARGB2554: - alphaBits = 2; - redBits = 5; - greenBits = 5; - blueBits = 4; - break; - case DSPF_ARGB1555: - alphaBits = 1; - case DSPF_RGB555: - redBits = 5; - greenBits = 5; - blueBits = 5; - break; - case DSPF_RGB16: - redBits = 5; - greenBits = 6; - blueBits = 5; - break; - case DSPF_ARGB: - case DSPF_AiRGB: - alphaBits = 8; - case DSPF_RGB24: - case DSPF_RGB32: - redBits = 8; - greenBits = 8; - blueBits = 8; - break; - default: - D_WARN( "unsupported pixelformat" ); - return false; - } - - if (rgbFlag) { - accumRedBits = redBits; - accumGreenBits = greenBits; - accumBlueBits = blueBits; - accumAlphaBits = alphaBits; - depthBits = redBits + greenBits + blueBits; - stencilBits = alphaBits; - } else - depthBits = 8; - - return _mesa_initialize_visual( visual, - rgbFlag, dbFlag, stereoFlag, - redBits, greenBits, blueBits, alphaBits, - indexBits, depthBits, stencilBits, - accumRedBits, accumGreenBits, - accumBlueBits, accumAlphaBits, - numSamples ); -} - -static bool -directfbgl_create_context( GLcontext *context, - GLframebuffer *framebuffer, - GLvisual *visual, - IDirectFBGL_data *data ) -{ - struct dd_function_table functions; - - _mesa_initialize_window_framebuffer( framebuffer, visual ); - - _mesa_init_driver_functions( &functions ); - functions.GetString = dfbGetString; - functions.UpdateState = dfbUpdateState; - functions.GetBufferSize = dfbGetBufferSize; - functions.Viewport = dfbSetViewport; - functions.Clear = dfbClear; - - if (!_mesa_initialize_context( context, visual, NULL, - &functions, (void*) data )) { - D_DEBUG( "DirectFBGL/Mesa: _mesa_initialize_context() failed.\n" ); - _mesa_free_framebuffer_data( framebuffer ); - return false; - } - - _swrast_CreateContext( context ); - _vbo_CreateContext( context ); - _tnl_CreateContext( context ); - _swsetup_CreateContext( context ); - _swsetup_Wakeup( context ); - - _mesa_init_renderbuffer( &data->render, 0 ); - data->render.InternalFormat = GL_RGBA; - data->render._BaseFormat = GL_RGBA; - data->render.DataType = GL_UNSIGNED_BYTE; - data->render.Data = data->video.start; - data->render.Delete = dfbDeleteRenderbuffer; - data->render.AllocStorage = dfbRenderbufferStorage; - - switch (data->format) { - case DSPF_RGB332: - data->render.GetRow = get_row_RGB332; - data->render.GetValues = get_values_RGB332; - data->render.PutRow = put_row_RGB332; - data->render.PutRowRGB = put_row_rgb_RGB332; - data->render.PutMonoRow = put_mono_row_RGB332; - data->render.PutValues = put_values_RGB332; - data->render.PutMonoValues = put_mono_values_RGB332; - break; - case DSPF_ARGB4444: - data->render.GetRow = get_row_ARGB4444; - data->render.GetValues = get_values_ARGB4444; - data->render.PutRow = put_row_ARGB4444; - data->render.PutRowRGB = put_row_rgb_ARGB4444; - data->render.PutMonoRow = put_mono_row_ARGB4444; - data->render.PutValues = put_values_ARGB4444; - data->render.PutMonoValues = put_mono_values_ARGB4444; - break; - case DSPF_RGB444: - data->render.GetRow = get_row_RGB444; - data->render.GetValues = get_values_RGB444; - data->render.PutRow = put_row_RGB444; - data->render.PutRowRGB = put_row_rgb_RGB444; - data->render.PutMonoRow = put_mono_row_RGB444; - data->render.PutValues = put_values_RGB444; - data->render.PutMonoValues = put_mono_values_RGB444; - break; - case DSPF_ARGB2554: - data->render.GetRow = get_row_ARGB2554; - data->render.GetValues = get_values_ARGB2554; - data->render.PutRow = put_row_ARGB2554; - data->render.PutRowRGB = put_row_rgb_ARGB2554; - data->render.PutMonoRow = put_mono_row_ARGB2554; - data->render.PutValues = put_values_ARGB2554; - data->render.PutMonoValues = put_mono_values_ARGB2554; - break; - case DSPF_ARGB1555: - data->render.GetRow = get_row_ARGB1555; - data->render.GetValues = get_values_ARGB1555; - data->render.PutRow = put_row_ARGB1555; - data->render.PutRowRGB = put_row_rgb_ARGB1555; - data->render.PutMonoRow = put_mono_row_ARGB1555; - data->render.PutValues = put_values_ARGB1555; - data->render.PutMonoValues = put_mono_values_ARGB1555; - break; - case DSPF_RGB555: - data->render.GetRow = get_row_RGB555; - data->render.GetValues = get_values_RGB555; - data->render.PutRow = put_row_RGB555; - data->render.PutRowRGB = put_row_rgb_RGB555; - data->render.PutMonoRow = put_mono_row_RGB555; - data->render.PutValues = put_values_RGB555; - data->render.PutMonoValues = put_mono_values_RGB555; - break; - case DSPF_RGB16: - data->render.GetRow = get_row_RGB16; - data->render.GetValues = get_values_RGB16; - data->render.PutRow = put_row_RGB16; - data->render.PutRowRGB = put_row_rgb_RGB16; - data->render.PutMonoRow = put_mono_row_RGB16; - data->render.PutValues = put_values_RGB16; - data->render.PutMonoValues = put_mono_values_RGB16; - break; - case DSPF_RGB24: - data->render.GetRow = get_row_RGB24; - data->render.GetValues = get_values_RGB24; - data->render.PutRow = put_row_RGB24; - data->render.PutRowRGB = put_row_rgb_RGB24; - data->render.PutMonoRow = put_mono_row_RGB24; - data->render.PutValues = put_values_RGB24; - data->render.PutMonoValues = put_mono_values_RGB24; - break; - case DSPF_RGB32: - data->render.GetRow = get_row_RGB32; - data->render.GetValues = get_values_RGB32; - data->render.PutRow = put_row_RGB32; - data->render.PutRowRGB = put_row_rgb_RGB32; - data->render.PutMonoRow = put_mono_row_RGB32; - data->render.PutValues = put_values_RGB32; - data->render.PutMonoValues = put_mono_values_RGB32; - break; - case DSPF_ARGB: - data->render.GetRow = get_row_ARGB; - data->render.GetValues = get_values_ARGB; - data->render.PutRow = put_row_ARGB; - data->render.PutRowRGB = put_row_rgb_ARGB; - data->render.PutMonoRow = put_mono_row_ARGB; - data->render.PutValues = put_values_ARGB; - data->render.PutMonoValues = put_mono_values_ARGB; - break; - case DSPF_AiRGB: - data->render.GetRow = get_row_AiRGB; - data->render.GetValues = get_values_AiRGB; - data->render.PutRow = put_row_AiRGB; - data->render.PutRowRGB = put_row_rgb_AiRGB; - data->render.PutMonoRow = put_mono_row_AiRGB; - data->render.PutValues = put_values_AiRGB; - data->render.PutMonoValues = put_mono_values_AiRGB; - break; - default: - D_BUG( "unexpected pixelformat" ); - return false; - } - - data->render.Width = data->width; - data->render.Height = data->height; - - _mesa_add_renderbuffer( framebuffer, BUFFER_FRONT_LEFT, &data->render ); - - _mesa_add_soft_renderbuffers( framebuffer, - GL_FALSE, - visual->haveDepthBuffer, - visual->haveStencilBuffer, - visual->haveAccumBuffer, - GL_FALSE, - GL_FALSE ); - - TNL_CONTEXT( context )->Driver.RunPipeline = _tnl_run_pipeline; - - _mesa_enable_sw_extensions( context ); - - return true; -} - -static void -directfbgl_destroy_context( GLcontext *context, - GLframebuffer *framebuffer ) -{ - _swsetup_DestroyContext( context ); - _swrast_DestroyContext( context ); - _tnl_DestroyContext( context ); - _vbo_DestroyContext( context ); - //_mesa_free_framebuffer_data( framebuffer ); - _mesa_free_context_data( context ); -} - |