/*
* Mesa 3-D graphics library
- * Version: 3.3
+ * Version: 3.5
*
- * Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2001 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"),
#include "fxdrv.h"
#include "image.h"
+#include "teximage.h"
+#include "texstore.h"
#include "texutil.h"
-void fxPrintTextureData(tfxTexInfo *ti)
+void
+fxPrintTextureData(tfxTexInfo * ti)
{
- fprintf(stderr, "Texture Data:\n");
- if (ti->tObj) {
- fprintf(stderr, "\tName: %d\n", ti->tObj->Name);
- fprintf(stderr, "\tBaseLevel: %d\n", ti->tObj->BaseLevel);
- fprintf(stderr, "\tSize: %d x %d\n",
- ti->tObj->Image[ti->tObj->BaseLevel]->Width,
- ti->tObj->Image[ti->tObj->BaseLevel]->Height);
- } else
- fprintf(stderr, "\tName: UNNAMED\n");
- fprintf(stderr, "\tLast used: %d\n", ti->lastTimeUsed);
- fprintf(stderr, "\tTMU: %ld\n", ti->whichTMU);
- fprintf(stderr, "\t%s\n", (ti->isInTM)?"In TMU":"Not in TMU");
- if (ti->tm[0])
- fprintf(stderr, "\tMem0: %x-%x\n", (unsigned) ti->tm[0]->startAddr,
- (unsigned) ti->tm[0]->endAddr);
- if (ti->tm[1])
- fprintf(stderr, "\tMem1: %x-%x\n", (unsigned) ti->tm[1]->startAddr,
- (unsigned) ti->tm[1]->endAddr);
- fprintf(stderr, "\tMipmaps: %d-%d\n", ti->minLevel, ti->maxLevel);
- fprintf(stderr, "\tFilters: min %d min %d\n",
- (int) ti->minFilt, (int) ti->maxFilt);
- fprintf(stderr, "\tClamps: s %d t %d\n", (int) ti->sClamp, (int) ti->tClamp);
- fprintf(stderr, "\tScales: s %f t %f\n", ti->sScale, ti->tScale);
- fprintf(stderr, "\tInt Scales: s %d t %d\n",
- ti->int_sScale/0x800000, ti->int_tScale/0x800000);
- fprintf(stderr, "\t%s\n", (ti->fixedPalette)?"Fixed palette":"Non fixed palette");
- fprintf(stderr, "\t%s\n", (ti->validated)?"Validated":"Not validated");
+ fprintf(stderr, "Texture Data:\n");
+ if (ti->tObj) {
+ fprintf(stderr, "\tName: %d\n", ti->tObj->Name);
+ fprintf(stderr, "\tBaseLevel: %d\n", ti->tObj->BaseLevel);
+ fprintf(stderr, "\tSize: %d x %d\n",
+ ti->tObj->Image[ti->tObj->BaseLevel]->Width,
+ ti->tObj->Image[ti->tObj->BaseLevel]->Height);
+ }
+ else
+ fprintf(stderr, "\tName: UNNAMED\n");
+ fprintf(stderr, "\tLast used: %d\n", ti->lastTimeUsed);
+ fprintf(stderr, "\tTMU: %ld\n", ti->whichTMU);
+ fprintf(stderr, "\t%s\n", (ti->isInTM) ? "In TMU" : "Not in TMU");
+ if (ti->tm[0])
+ fprintf(stderr, "\tMem0: %x-%x\n", (unsigned) ti->tm[0]->startAddr,
+ (unsigned) ti->tm[0]->endAddr);
+ if (ti->tm[1])
+ fprintf(stderr, "\tMem1: %x-%x\n", (unsigned) ti->tm[1]->startAddr,
+ (unsigned) ti->tm[1]->endAddr);
+ fprintf(stderr, "\tMipmaps: %d-%d\n", ti->minLevel, ti->maxLevel);
+ fprintf(stderr, "\tFilters: min %d min %d\n",
+ (int) ti->minFilt, (int) ti->maxFilt);
+ fprintf(stderr, "\tClamps: s %d t %d\n", (int) ti->sClamp,
+ (int) ti->tClamp);
+ fprintf(stderr, "\tScales: s %f t %f\n", ti->sScale, ti->tScale);
+ fprintf(stderr, "\tInt Scales: s %d t %d\n",
+ ti->int_sScale / 0x800000, ti->int_tScale / 0x800000);
+ fprintf(stderr, "\t%s\n",
+ (ti->fixedPalette) ? "Fixed palette" : "Non fixed palette");
+ fprintf(stderr, "\t%s\n", (ti->validated) ? "Validated" : "Not validated");
}
/*************************** Texture Mapping ****************************/
/************************************************************************/
-static void fxTexInvalidate(GLcontext *ctx, struct gl_texture_object *tObj)
+static void
+fxTexInvalidate(GLcontext * ctx, struct gl_texture_object *tObj)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- tfxTexInfo *ti;
+ fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ tfxTexInfo *ti;
- ti=fxTMGetTexInfo(tObj);
- if (ti->isInTM) fxTMMoveOutTM(fxMesa,tObj); /* TO DO: SLOW but easy to write */
+ ti = fxTMGetTexInfo(tObj);
+ if (ti->isInTM)
+ fxTMMoveOutTM(fxMesa, tObj); /* TO DO: SLOW but easy to write */
- ti->validated=GL_FALSE;
- fxMesa->new_state|=FX_NEW_TEXTURING;
- ctx->Driver.RenderStart = fxSetupFXUnits;
+ ti->validated = GL_FALSE;
+ fxMesa->new_state |= FX_NEW_TEXTURING;
}
-static tfxTexInfo *fxAllocTexObjData(fxMesaContext fxMesa)
+static tfxTexInfo *
+fxAllocTexObjData(fxMesaContext fxMesa)
{
- tfxTexInfo *ti;
- int i;
-
- if(!(ti=CALLOC(sizeof(tfxTexInfo)))) {
- fprintf(stderr,"fx Driver: out of memory !\n");
- fxCloseHardware();
- exit(-1);
- }
+ tfxTexInfo *ti;
- ti->validated=GL_FALSE;
- ti->isInTM=GL_FALSE;
+ if (!(ti = CALLOC(sizeof(tfxTexInfo)))) {
+ fprintf(stderr, "fx Driver: out of memory !\n");
+ fxCloseHardware();
+ exit(-1);
+ }
- ti->whichTMU=FX_TMU_NONE;
+ ti->validated = GL_FALSE;
+ ti->isInTM = GL_FALSE;
- ti->tm[FX_TMU0]=NULL;
- ti->tm[FX_TMU1]=NULL;
+ ti->whichTMU = FX_TMU_NONE;
- ti->minFilt=GR_TEXTUREFILTER_POINT_SAMPLED;
- ti->maxFilt=GR_TEXTUREFILTER_BILINEAR;
+ ti->tm[FX_TMU0] = NULL;
+ ti->tm[FX_TMU1] = NULL;
- ti->sClamp=GR_TEXTURECLAMP_WRAP;
- ti->tClamp=GR_TEXTURECLAMP_WRAP;
+ ti->minFilt = GR_TEXTUREFILTER_POINT_SAMPLED;
+ ti->maxFilt = GR_TEXTUREFILTER_BILINEAR;
- ti->mmMode=GR_MIPMAP_NEAREST;
- ti->LODblend=FXFALSE;
+ ti->sClamp = GR_TEXTURECLAMP_WRAP;
+ ti->tClamp = GR_TEXTURECLAMP_WRAP;
- for(i=0;i<MAX_TEXTURE_LEVELS;i++) {
- ti->mipmapLevel[i].data=NULL;
- }
+ ti->mmMode = GR_MIPMAP_NEAREST;
+ ti->LODblend = FXFALSE;
- return ti;
+ return ti;
}
-void fxDDTexBind(GLcontext *ctx, GLenum target, struct gl_texture_object *tObj)
+void
+fxDDTexBind(GLcontext * ctx, GLenum target, struct gl_texture_object *tObj)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- tfxTexInfo *ti;
+ fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ tfxTexInfo *ti;
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxDDTexBind(%d,%x)\n",tObj->Name,(GLuint)tObj->DriverData);
- }
+ if (MESA_VERBOSE & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxmesa: fxDDTexBind(%d,%x)\n", tObj->Name,
+ (GLuint) tObj->DriverData);
+ }
- if(target!=GL_TEXTURE_2D)
- return;
+ if (target != GL_TEXTURE_2D)
+ return;
- if (!tObj->DriverData) {
- tObj->DriverData=fxAllocTexObjData(fxMesa);
- }
+ if (!tObj->DriverData) {
+ tObj->DriverData = fxAllocTexObjData(fxMesa);
+ }
- ti=fxTMGetTexInfo(tObj);
+ ti = fxTMGetTexInfo(tObj);
- fxMesa->texBindNumber++;
- ti->lastTimeUsed=fxMesa->texBindNumber;
+ fxMesa->texBindNumber++;
+ ti->lastTimeUsed = fxMesa->texBindNumber;
- fxMesa->new_state|=FX_NEW_TEXTURING;
- ctx->Driver.RenderStart = fxSetupFXUnits;
+ fxMesa->new_state |= FX_NEW_TEXTURING;
}
-void fxDDTexEnv(GLcontext *ctx, GLenum target, GLenum pname, const GLfloat *param)
+void
+fxDDTexEnv(GLcontext * ctx, GLenum target, GLenum pname,
+ const GLfloat * param)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
+ fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- if(param)
- fprintf(stderr,"fxmesa: texenv(%x,%x)\n",pname,(GLint)(*param));
+ if (MESA_VERBOSE & VERBOSE_DRIVER) {
+ if (param)
+ fprintf(stderr, "fxmesa: texenv(%x,%x)\n", pname, (GLint) (*param));
else
- fprintf(stderr,"fxmesa: texenv(%x)\n",pname);
+ fprintf(stderr, "fxmesa: texenv(%x)\n", pname);
}
/* apply any lod biasing right now */
- if (pname==GL_TEXTURE_LOD_BIAS_EXT) {
- FX_grTexLodBiasValue(GR_TMU0,*param);
+ if (pname == GL_TEXTURE_LOD_BIAS_EXT) {
+ FX_grTexLodBiasValue(GR_TMU0, *param);
- if(fxMesa->haveTwoTMUs) {
- FX_grTexLodBiasValue(GR_TMU1,*param);
- }
+ if (fxMesa->haveTwoTMUs) {
+ FX_grTexLodBiasValue(GR_TMU1, *param);
+ }
}
- fxMesa->new_state|=FX_NEW_TEXTURING;
- ctx->Driver.RenderStart = fxSetupFXUnits;
+ fxMesa->new_state |= FX_NEW_TEXTURING;
}
-void fxDDTexParam(GLcontext *ctx, GLenum target, struct gl_texture_object *tObj,
- GLenum pname, const GLfloat *params)
+void
+fxDDTexParam(GLcontext * ctx, GLenum target, struct gl_texture_object *tObj,
+ GLenum pname, const GLfloat * params)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
- GLenum param=(GLenum)(GLint)params[0];
- tfxTexInfo *ti;
-
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxDDTexParam(%d,%x,%x,%x)\n",tObj->Name,(GLuint)tObj->DriverData,pname,param);
- }
-
- if(target!=GL_TEXTURE_2D)
- return;
+ fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ GLenum param = (GLenum) (GLint) params[0];
+ tfxTexInfo *ti;
- if (!tObj->DriverData)
- tObj->DriverData=fxAllocTexObjData(fxMesa);
+ if (MESA_VERBOSE & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxmesa: fxDDTexParam(%d,%x,%x,%x)\n", tObj->Name,
+ (GLuint) tObj->DriverData, pname, param);
+ }
- ti=fxTMGetTexInfo(tObj);
+ if (target != GL_TEXTURE_2D)
+ return;
- switch(pname) {
+ if (!tObj->DriverData)
+ tObj->DriverData = fxAllocTexObjData(fxMesa);
- case GL_TEXTURE_MIN_FILTER:
- switch(param) {
- case GL_NEAREST:
- ti->mmMode=GR_MIPMAP_DISABLE;
- ti->minFilt=GR_TEXTUREFILTER_POINT_SAMPLED;
- ti->LODblend=FXFALSE;
- break;
- case GL_LINEAR:
- ti->mmMode=GR_MIPMAP_DISABLE;
- ti->minFilt=GR_TEXTUREFILTER_BILINEAR;
- ti->LODblend=FXFALSE;
- break;
- case GL_NEAREST_MIPMAP_NEAREST:
- ti->mmMode=GR_MIPMAP_NEAREST;
- ti->minFilt=GR_TEXTUREFILTER_POINT_SAMPLED;
- ti->LODblend=FXFALSE;
- break;
- case GL_LINEAR_MIPMAP_NEAREST:
- ti->mmMode=GR_MIPMAP_NEAREST;
- ti->minFilt=GR_TEXTUREFILTER_BILINEAR;
- ti->LODblend=FXFALSE;
- break;
- case GL_NEAREST_MIPMAP_LINEAR:
- if(fxMesa->haveTwoTMUs) {
- ti->mmMode=GR_MIPMAP_NEAREST;
- ti->LODblend=FXTRUE;
- } else {
- ti->mmMode=GR_MIPMAP_NEAREST_DITHER;
- ti->LODblend=FXFALSE;
+ ti = fxTMGetTexInfo(tObj);
+
+ switch (pname) {
+
+ case GL_TEXTURE_MIN_FILTER:
+ switch (param) {
+ case GL_NEAREST:
+ ti->mmMode = GR_MIPMAP_DISABLE;
+ ti->minFilt = GR_TEXTUREFILTER_POINT_SAMPLED;
+ ti->LODblend = FXFALSE;
+ break;
+ case GL_LINEAR:
+ ti->mmMode = GR_MIPMAP_DISABLE;
+ ti->minFilt = GR_TEXTUREFILTER_BILINEAR;
+ ti->LODblend = FXFALSE;
+ break;
+ case GL_NEAREST_MIPMAP_NEAREST:
+ ti->mmMode = GR_MIPMAP_NEAREST;
+ ti->minFilt = GR_TEXTUREFILTER_POINT_SAMPLED;
+ ti->LODblend = FXFALSE;
+ break;
+ case GL_LINEAR_MIPMAP_NEAREST:
+ ti->mmMode = GR_MIPMAP_NEAREST;
+ ti->minFilt = GR_TEXTUREFILTER_BILINEAR;
+ ti->LODblend = FXFALSE;
+ break;
+ case GL_NEAREST_MIPMAP_LINEAR:
+ if (fxMesa->haveTwoTMUs) {
+ ti->mmMode = GR_MIPMAP_NEAREST;
+ ti->LODblend = FXTRUE;
+ }
+ else {
+ ti->mmMode = GR_MIPMAP_NEAREST_DITHER;
+ ti->LODblend = FXFALSE;
+ }
+ ti->minFilt = GR_TEXTUREFILTER_POINT_SAMPLED;
+ break;
+ case GL_LINEAR_MIPMAP_LINEAR:
+ if (fxMesa->haveTwoTMUs) {
+ ti->mmMode = GR_MIPMAP_NEAREST;
+ ti->LODblend = FXTRUE;
+ }
+ else {
+ ti->mmMode = GR_MIPMAP_NEAREST_DITHER;
+ ti->LODblend = FXFALSE;
+ }
+ ti->minFilt = GR_TEXTUREFILTER_BILINEAR;
+ break;
+ default:
+ break;
}
- ti->minFilt=GR_TEXTUREFILTER_POINT_SAMPLED;
+ fxTexInvalidate(ctx, tObj);
break;
- case GL_LINEAR_MIPMAP_LINEAR:
- if(fxMesa->haveTwoTMUs) {
- ti->mmMode=GR_MIPMAP_NEAREST;
- ti->LODblend=FXTRUE;
- } else {
- ti->mmMode=GR_MIPMAP_NEAREST_DITHER;
- ti->LODblend=FXFALSE;
+
+ case GL_TEXTURE_MAG_FILTER:
+ switch (param) {
+ case GL_NEAREST:
+ ti->maxFilt = GR_TEXTUREFILTER_POINT_SAMPLED;
+ break;
+ case GL_LINEAR:
+ ti->maxFilt = GR_TEXTUREFILTER_BILINEAR;
+ break;
+ default:
+ break;
}
- ti->minFilt=GR_TEXTUREFILTER_BILINEAR;
- break;
- default:
- break;
- }
- fxTexInvalidate(ctx,tObj);
- break;
-
- case GL_TEXTURE_MAG_FILTER:
- switch(param) {
- case GL_NEAREST:
- ti->maxFilt=GR_TEXTUREFILTER_POINT_SAMPLED;
+ fxTexInvalidate(ctx, tObj);
break;
- case GL_LINEAR:
- ti->maxFilt=GR_TEXTUREFILTER_BILINEAR;
+
+ case GL_TEXTURE_WRAP_S:
+ switch (param) {
+ case GL_CLAMP:
+ ti->sClamp = GR_TEXTURECLAMP_CLAMP;
+ break;
+ case GL_REPEAT:
+ ti->sClamp = GR_TEXTURECLAMP_WRAP;
+ break;
+ default:
+ break;
+ }
+ fxMesa->new_state |= FX_NEW_TEXTURING;
break;
- default:
+
+ case GL_TEXTURE_WRAP_T:
+ switch (param) {
+ case GL_CLAMP:
+ ti->tClamp = GR_TEXTURECLAMP_CLAMP;
+ break;
+ case GL_REPEAT:
+ ti->tClamp = GR_TEXTURECLAMP_WRAP;
+ break;
+ default:
+ break;
+ }
+ fxMesa->new_state |= FX_NEW_TEXTURING;
break;
- }
- fxTexInvalidate(ctx,tObj);
- break;
-
- case GL_TEXTURE_WRAP_S:
- switch(param) {
- case GL_CLAMP:
- ti->sClamp=GR_TEXTURECLAMP_CLAMP;
+
+ case GL_TEXTURE_BORDER_COLOR:
+ /* TO DO */
break;
- case GL_REPEAT:
- ti->sClamp=GR_TEXTURECLAMP_WRAP;
+
+ case GL_TEXTURE_MIN_LOD:
+ /* TO DO */
break;
- default:
+ case GL_TEXTURE_MAX_LOD:
+ /* TO DO */
break;
- }
- fxMesa->new_state|=FX_NEW_TEXTURING;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- break;
-
- case GL_TEXTURE_WRAP_T:
- switch(param) {
- case GL_CLAMP:
- ti->tClamp=GR_TEXTURECLAMP_CLAMP;
+ case GL_TEXTURE_BASE_LEVEL:
+ fxTexInvalidate(ctx, tObj);
break;
- case GL_REPEAT:
- ti->tClamp=GR_TEXTURECLAMP_WRAP;
+ case GL_TEXTURE_MAX_LEVEL:
+ fxTexInvalidate(ctx, tObj);
break;
- default:
+
+ default:
break;
- }
- fxMesa->new_state|=FX_NEW_TEXTURING;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- break;
-
- case GL_TEXTURE_BORDER_COLOR:
- /* TO DO */
- break;
-
- case GL_TEXTURE_MIN_LOD:
- /* TO DO */
- break;
- case GL_TEXTURE_MAX_LOD:
- /* TO DO */
- break;
- case GL_TEXTURE_BASE_LEVEL:
- fxTexInvalidate(ctx,tObj);
- break;
- case GL_TEXTURE_MAX_LEVEL:
- fxTexInvalidate(ctx,tObj);
- break;
-
- default:
- break;
- }
+ }
}
-void fxDDTexDel(GLcontext *ctx, struct gl_texture_object *tObj)
+void
+fxDDTexDel(GLcontext * ctx, struct gl_texture_object *tObj)
{
- fxMesaContext fxMesa = FX_CONTEXT(ctx);
- tfxTexInfo *ti = fxTMGetTexInfo(tObj);
-
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxDDTexDel(%d,%p)\n", tObj->Name, ti);
- }
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ tfxTexInfo *ti = fxTMGetTexInfo(tObj);
- if (!ti)
- return;
+ if (MESA_VERBOSE & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxmesa: fxDDTexDel(%d,%p)\n", tObj->Name, ti);
+ }
- fxTMFreeTexture(fxMesa, tObj);
+ if (!ti)
+ return;
- FREE(ti);
- tObj->DriverData = NULL;
+ fxTMFreeTexture(fxMesa, tObj);
-/* Pushed into core: Set _NEW_TEXTURE whenever a bound texture is
- * deleted (changes bound texture id).
- */
-/* ctx->NewState |= _NEW_TEXTURE; */
+ FREE(ti);
+ tObj->DriverData = NULL;
}
static void
convertPalette(FxU32 data[256], const struct gl_color_table *table)
{
- const GLubyte *tableUB = (const GLubyte *) table->Table;
- GLint width = table->Size;
- FxU32 r, g, b, a;
- GLint i;
+ const GLubyte *tableUB = (const GLubyte *) table->Table;
+ GLint width = table->Size;
+ FxU32 r, g, b, a;
+ GLint i;
- ASSERT(!table->FloatTable);
+ ASSERT(!table->FloatTable);
- switch (table->Format) {
- case GL_INTENSITY:
+ switch (table->Format) {
+ case GL_INTENSITY:
for (i = 0; i < width; i++) {
- r = tableUB[i];
- g = tableUB[i];
- b = tableUB[i];
- a = tableUB[i];
- data[i] = (a << 24) | (r << 16) | (g << 8) | b;
+ r = tableUB[i];
+ g = tableUB[i];
+ b = tableUB[i];
+ a = tableUB[i];
+ data[i] = (a << 24) | (r << 16) | (g << 8) | b;
}
break;
- case GL_LUMINANCE:
+ case GL_LUMINANCE:
for (i = 0; i < width; i++) {
- r = tableUB[i];
- g = tableUB[i];
- b = tableUB[i];
- a = 255;
- data[i] = (a << 24) | (r << 16) | (g << 8) | b;
+ r = tableUB[i];
+ g = tableUB[i];
+ b = tableUB[i];
+ a = 255;
+ data[i] = (a << 24) | (r << 16) | (g << 8) | b;
}
break;
- case GL_ALPHA:
+ case GL_ALPHA:
for (i = 0; i < width; i++) {
- r = g = b = 255;
- a = tableUB[i];
- data[i] = (a << 24) | (r << 16) | (g << 8) | b;
+ r = g = b = 255;
+ a = tableUB[i];
+ data[i] = (a << 24) | (r << 16) | (g << 8) | b;
}
break;
- case GL_LUMINANCE_ALPHA:
+ case GL_LUMINANCE_ALPHA:
for (i = 0; i < width; i++) {
- r = g = b = tableUB[i*2+0];
- a = tableUB[i*2+1];
- data[i] = (a << 24) | (r << 16) | (g << 8) | b;
+ r = g = b = tableUB[i * 2 + 0];
+ a = tableUB[i * 2 + 1];
+ data[i] = (a << 24) | (r << 16) | (g << 8) | b;
}
break;
- case GL_RGB:
+ case GL_RGB:
for (i = 0; i < width; i++) {
- r = tableUB[i*3+0];
- g = tableUB[i*3+1];
- b = tableUB[i*3+2];
- a = 255;
- data[i] = (a << 24) | (r << 16) | (g << 8) | b;
+ r = tableUB[i * 3 + 0];
+ g = tableUB[i * 3 + 1];
+ b = tableUB[i * 3 + 2];
+ a = 255;
+ data[i] = (a << 24) | (r << 16) | (g << 8) | b;
}
break;
- case GL_RGBA:
+ case GL_RGBA:
for (i = 0; i < width; i++) {
- r = tableUB[i*4+0];
- g = tableUB[i*4+1];
- b = tableUB[i*4+2];
- a = tableUB[i*4+3];
- data[i] = (a << 24) | (r << 16) | (g << 8) | b;
+ r = tableUB[i * 4 + 0];
+ g = tableUB[i * 4 + 1];
+ b = tableUB[i * 4 + 2];
+ a = tableUB[i * 4 + 3];
+ data[i] = (a << 24) | (r << 16) | (g << 8) | b;
}
break;
- }
+ }
}
-void fxDDTexPalette(GLcontext *ctx, struct gl_texture_object *tObj)
+void
+fxDDTexPalette(GLcontext * ctx, struct gl_texture_object *tObj)
{
- fxMesaContext fxMesa = FX_CONTEXT(ctx);
-
- if (tObj) {
- /* per-texture palette */
- tfxTexInfo *ti;
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxDDTexPalette(%d,%x)\n",
- tObj->Name, (GLuint) tObj->DriverData);
- }
- if (!tObj->DriverData)
- tObj->DriverData = fxAllocTexObjData(fxMesa);
- ti = fxTMGetTexInfo(tObj);
- convertPalette(ti->palette.data, &tObj->Palette);
- fxTexInvalidate(ctx, tObj);
- }
- else {
- /* global texture palette */
- if (MESA_VERBOSE & VERBOSE_DRIVER) {
- fprintf(stderr, "fxmesa: fxDDTexPalette(global)\n");
- }
- convertPalette(fxMesa->glbPalette.data, &ctx->Texture.Palette);
- fxMesa->new_state |= FX_NEW_TEXTURING;
- ctx->Driver.RenderStart = fxSetupFXUnits;
- }
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
+
+ if (tObj) {
+ /* per-texture palette */
+ tfxTexInfo *ti;
+ if (MESA_VERBOSE & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxmesa: fxDDTexPalette(%d,%x)\n",
+ tObj->Name, (GLuint) tObj->DriverData);
+ }
+ if (!tObj->DriverData)
+ tObj->DriverData = fxAllocTexObjData(fxMesa);
+ ti = fxTMGetTexInfo(tObj);
+ convertPalette(ti->palette.data, &tObj->Palette);
+ fxTexInvalidate(ctx, tObj);
+ }
+ else {
+ /* global texture palette */
+ if (MESA_VERBOSE & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxmesa: fxDDTexPalette(global)\n");
+ }
+ convertPalette(fxMesa->glbPalette.data, &ctx->Texture.Palette);
+ fxMesa->new_state |= FX_NEW_TEXTURING;
+ }
}
-void fxDDTexUseGlbPalette(GLcontext *ctx, GLboolean state)
+void
+fxDDTexUseGlbPalette(GLcontext * ctx, GLboolean state)
{
- fxMesaContext fxMesa = FX_CONTEXT(ctx);
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxDDTexUseGlbPalette(%d)\n",state);
- }
+ if (MESA_VERBOSE & VERBOSE_DRIVER) {
+ fprintf(stderr, "fxmesa: fxDDTexUseGlbPalette(%d)\n", state);
+ }
- if (state) {
- fxMesa->haveGlobalPaletteTexture = 1;
+ if (state) {
+ fxMesa->haveGlobalPaletteTexture = 1;
- FX_grTexDownloadTable(GR_TMU0,GR_TEXTABLE_PALETTE, &(fxMesa->glbPalette));
- if (fxMesa->haveTwoTMUs)
- FX_grTexDownloadTable(GR_TMU1, GR_TEXTABLE_PALETTE, &(fxMesa->glbPalette));
- }
- else {
- fxMesa->haveGlobalPaletteTexture = 0;
+ FX_grTexDownloadTable(GR_TMU0, GR_TEXTABLE_PALETTE,
+ &(fxMesa->glbPalette));
+ if (fxMesa->haveTwoTMUs)
+ FX_grTexDownloadTable(GR_TMU1, GR_TEXTABLE_PALETTE,
+ &(fxMesa->glbPalette));
+ }
+ else {
+ fxMesa->haveGlobalPaletteTexture = 0;
- if ((ctx->Texture.Unit[0]._Current == ctx->Texture.Unit[0].Current2D) &&
- (ctx->Texture.Unit[0]._Current != NULL)) {
- struct gl_texture_object *tObj = ctx->Texture.Unit[0]._Current;
+ if ((ctx->Texture.Unit[0]._Current == ctx->Texture.Unit[0].Current2D) &&
+ (ctx->Texture.Unit[0]._Current != NULL)) {
+ struct gl_texture_object *tObj = ctx->Texture.Unit[0]._Current;
- if (!tObj->DriverData)
- tObj->DriverData = fxAllocTexObjData(fxMesa);
-
- fxTexInvalidate(ctx, tObj);
- }
- }
+ if (!tObj->DriverData)
+ tObj->DriverData = fxAllocTexObjData(fxMesa);
+
+ fxTexInvalidate(ctx, tObj);
+ }
+ }
}
-static int logbase2(int n)
+static int
+logbase2(int n)
{
- GLint i = 1;
- GLint log2 = 0;
-
- if (n<0) {
- return -1;
- }
-
- while (n > i) {
- i *= 2;
- log2++;
- }
- if (i != n) {
- return -1;
- }
- else {
- return log2;
- }
+ GLint i = 1;
+ GLint log2 = 0;
+
+ if (n < 0) {
+ return -1;
+ }
+
+ while (n > i) {
+ i *= 2;
+ log2++;
+ }
+ if (i != n) {
+ return -1;
+ }
+ else {
+ return log2;
+ }
}
/* Need different versions for different cpus.
#define INT_TRICK(l2) (0x800000 * l2)
-int fxTexGetInfo(int w, int h, GrLOD_t *lodlevel, GrAspectRatio_t *ar,
- float *sscale, float *tscale,
- int *i_sscale, int *i_tscale,
- int *wscale, int *hscale)
+int
+fxTexGetInfo(int w, int h, GrLOD_t * lodlevel, GrAspectRatio_t * ar,
+ float *sscale, float *tscale,
+ int *i_sscale, int *i_tscale, int *wscale, int *hscale)
{
- static GrLOD_t lod[9]={GR_LOD_256,GR_LOD_128,GR_LOD_64,GR_LOD_32,
- GR_LOD_16,GR_LOD_8,GR_LOD_4,GR_LOD_2,GR_LOD_1};
-
- int logw,logh,ws,hs;
- GrLOD_t l;
- GrAspectRatio_t aspectratio;
- float s,t;
- int is,it;
-
- logw=logbase2(w);
- logh=logbase2(h);
-
- switch(logw-logh) {
- case 0:
- aspectratio=GR_ASPECT_1x1;
- l=lod[8-logw];
- s=t=256.0f;
- is=it=INT_TRICK(8);
- ws=hs=1;
- break;
- case 1:
- aspectratio=GR_ASPECT_2x1;
- l=lod[8-logw];
- s=256.0f;
- t=128.0f;
- is=INT_TRICK(8);it=INT_TRICK(7);
- ws=1;
- hs=1;
- break;
- case 2:
- aspectratio=GR_ASPECT_4x1;
- l=lod[8-logw];
- s=256.0f;
- t=64.0f;
- is=INT_TRICK(8);it=INT_TRICK(6);
- ws=1;
- hs=1;
- break;
- case 3:
- aspectratio=GR_ASPECT_8x1;
- l=lod[8-logw];
- s=256.0f;
- t=32.0f;
- is=INT_TRICK(8);it=INT_TRICK(5);
- ws=1;
- hs=1;
- break;
- case 4:
- aspectratio=GR_ASPECT_8x1;
- l=lod[8-logw];
- s=256.0f;
- t=32.0f;
- is=INT_TRICK(8);it=INT_TRICK(5);
- ws=1;
- hs=2;
- break;
- case 5:
- aspectratio=GR_ASPECT_8x1;
- l=lod[8-logw];
- s=256.0f;
- t=32.0f;
- is=INT_TRICK(8);it=INT_TRICK(5);
- ws=1;
- hs=4;
- break;
- case 6:
- aspectratio=GR_ASPECT_8x1;
- l=lod[8-logw];
- s=256.0f;
- t=32.0f;
- is=INT_TRICK(8);it=INT_TRICK(5);
- ws=1;
- hs=8;
- break;
- case 7:
- aspectratio=GR_ASPECT_8x1;
- l=lod[8-logw];
- s=256.0f;
- t=32.0f;
- is=INT_TRICK(8);it=INT_TRICK(5);
- ws=1;
- hs=16;
- break;
- case 8:
- aspectratio=GR_ASPECT_8x1;
- l=lod[8-logw];
- s=256.0f;
- t=32.0f;
- is=INT_TRICK(8);it=INT_TRICK(5);
- ws=1;
- hs=32;
- break;
- case -1:
- aspectratio=GR_ASPECT_1x2;
- l=lod[8-logh];
- s=128.0f;
- t=256.0f;
- is=INT_TRICK(7);it=INT_TRICK(8);
- ws=1;
- hs=1;
- break;
- case -2:
- aspectratio=GR_ASPECT_1x4;
- l=lod[8-logh];
- s=64.0f;
- t=256.0f;
- is=INT_TRICK(6);it=INT_TRICK(8);
- ws=1;
- hs=1;
- break;
- case -3:
- aspectratio=GR_ASPECT_1x8;
- l=lod[8-logh];
- s=32.0f;
- t=256.0f;
- is=INT_TRICK(5);it=INT_TRICK(8);
- ws=1;
- hs=1;
- break;
- case -4:
- aspectratio=GR_ASPECT_1x8;
- l=lod[8-logh];
- s=32.0f;
- t=256.0f;
- is=INT_TRICK(5);it=INT_TRICK(8);
- ws=2;
- hs=1;
- break;
- case -5:
- aspectratio=GR_ASPECT_1x8;
- l=lod[8-logh];
- s=32.0f;
- t=256.0f;
- is=INT_TRICK(5);it=INT_TRICK(8);
- ws=4;
- hs=1;
- break;
- case -6:
- aspectratio=GR_ASPECT_1x8;
- l=lod[8-logh];
- s=32.0f;
- t=256.0f;
- is=INT_TRICK(5);it=INT_TRICK(8);
- ws=8;
- hs=1;
- break;
- case -7:
- aspectratio=GR_ASPECT_1x8;
- l=lod[8-logh];
- s=32.0f;
- t=256.0f;
- is=INT_TRICK(5);it=INT_TRICK(8);
- ws=16;
- hs=1;
- break;
- case -8:
- aspectratio=GR_ASPECT_1x8;
- l=lod[8-logh];
- s=32.0f;
- t=256.0f;
- is=INT_TRICK(5);it=INT_TRICK(8);
- ws=32;
- hs=1;
- break;
- default:
- return 0;
- break;
- }
-
- if(lodlevel)
- (*lodlevel)=l;
-
- if(ar)
- (*ar)=aspectratio;
-
- if(sscale)
- (*sscale)=s;
-
- if(tscale)
- (*tscale)=t;
-
- if(wscale)
- (*wscale)=ws;
-
- if(hscale)
- (*hscale)=hs;
-
- if (i_sscale)
- *i_sscale = is;
-
- if (i_tscale)
- *i_tscale = it;
-
-
- return 1;
+ static GrLOD_t lod[9] = { GR_LOD_256, GR_LOD_128, GR_LOD_64, GR_LOD_32,
+ GR_LOD_16, GR_LOD_8, GR_LOD_4, GR_LOD_2, GR_LOD_1
+ };
+
+ int logw, logh, ws, hs;
+ GrLOD_t l;
+ GrAspectRatio_t aspectratio;
+ float s, t;
+ int is, it;
+
+ logw = logbase2(w);
+ logh = logbase2(h);
+
+ switch (logw - logh) {
+ case 0:
+ aspectratio = GR_ASPECT_1x1;
+ l = lod[8 - logw];
+ s = t = 256.0f;
+ is = it = INT_TRICK(8);
+ ws = hs = 1;
+ break;
+ case 1:
+ aspectratio = GR_ASPECT_2x1;
+ l = lod[8 - logw];
+ s = 256.0f;
+ t = 128.0f;
+ is = INT_TRICK(8);
+ it = INT_TRICK(7);
+ ws = 1;
+ hs = 1;
+ break;
+ case 2:
+ aspectratio = GR_ASPECT_4x1;
+ l = lod[8 - logw];
+ s = 256.0f;
+ t = 64.0f;
+ is = INT_TRICK(8);
+ it = INT_TRICK(6);
+ ws = 1;
+ hs = 1;
+ break;
+ case 3:
+ aspectratio = GR_ASPECT_8x1;
+ l = lod[8 - logw];
+ s = 256.0f;
+ t = 32.0f;
+ is = INT_TRICK(8);
+ it = INT_TRICK(5);
+ ws = 1;
+ hs = 1;
+ break;
+ case 4:
+ aspectratio = GR_ASPECT_8x1;
+ l = lod[8 - logw];
+ s = 256.0f;
+ t = 32.0f;
+ is = INT_TRICK(8);
+ it = INT_TRICK(5);
+ ws = 1;
+ hs = 2;
+ break;
+ case 5:
+ aspectratio = GR_ASPECT_8x1;
+ l = lod[8 - logw];
+ s = 256.0f;
+ t = 32.0f;
+ is = INT_TRICK(8);
+ it = INT_TRICK(5);
+ ws = 1;
+ hs = 4;
+ break;
+ case 6:
+ aspectratio = GR_ASPECT_8x1;
+ l = lod[8 - logw];
+ s = 256.0f;
+ t = 32.0f;
+ is = INT_TRICK(8);
+ it = INT_TRICK(5);
+ ws = 1;
+ hs = 8;
+ break;
+ case 7:
+ aspectratio = GR_ASPECT_8x1;
+ l = lod[8 - logw];
+ s = 256.0f;
+ t = 32.0f;
+ is = INT_TRICK(8);
+ it = INT_TRICK(5);
+ ws = 1;
+ hs = 16;
+ break;
+ case 8:
+ aspectratio = GR_ASPECT_8x1;
+ l = lod[8 - logw];
+ s = 256.0f;
+ t = 32.0f;
+ is = INT_TRICK(8);
+ it = INT_TRICK(5);
+ ws = 1;
+ hs = 32;
+ break;
+ case -1:
+ aspectratio = GR_ASPECT_1x2;
+ l = lod[8 - logh];
+ s = 128.0f;
+ t = 256.0f;
+ is = INT_TRICK(7);
+ it = INT_TRICK(8);
+ ws = 1;
+ hs = 1;
+ break;
+ case -2:
+ aspectratio = GR_ASPECT_1x4;
+ l = lod[8 - logh];
+ s = 64.0f;
+ t = 256.0f;
+ is = INT_TRICK(6);
+ it = INT_TRICK(8);
+ ws = 1;
+ hs = 1;
+ break;
+ case -3:
+ aspectratio = GR_ASPECT_1x8;
+ l = lod[8 - logh];
+ s = 32.0f;
+ t = 256.0f;
+ is = INT_TRICK(5);
+ it = INT_TRICK(8);
+ ws = 1;
+ hs = 1;
+ break;
+ case -4:
+ aspectratio = GR_ASPECT_1x8;
+ l = lod[8 - logh];
+ s = 32.0f;
+ t = 256.0f;
+ is = INT_TRICK(5);
+ it = INT_TRICK(8);
+ ws = 2;
+ hs = 1;
+ break;
+ case -5:
+ aspectratio = GR_ASPECT_1x8;
+ l = lod[8 - logh];
+ s = 32.0f;
+ t = 256.0f;
+ is = INT_TRICK(5);
+ it = INT_TRICK(8);
+ ws = 4;
+ hs = 1;
+ break;
+ case -6:
+ aspectratio = GR_ASPECT_1x8;
+ l = lod[8 - logh];
+ s = 32.0f;
+ t = 256.0f;
+ is = INT_TRICK(5);
+ it = INT_TRICK(8);
+ ws = 8;
+ hs = 1;
+ break;
+ case -7:
+ aspectratio = GR_ASPECT_1x8;
+ l = lod[8 - logh];
+ s = 32.0f;
+ t = 256.0f;
+ is = INT_TRICK(5);
+ it = INT_TRICK(8);
+ ws = 16;
+ hs = 1;
+ break;
+ case -8:
+ aspectratio = GR_ASPECT_1x8;
+ l = lod[8 - logh];
+ s = 32.0f;
+ t = 256.0f;
+ is = INT_TRICK(5);
+ it = INT_TRICK(8);
+ ws = 32;
+ hs = 1;
+ break;
+ default:
+ return 0;
+ break;
+ }
+
+ if (lodlevel)
+ (*lodlevel) = l;
+
+ if (ar)
+ (*ar) = aspectratio;
+
+ if (sscale)
+ (*sscale) = s;
+
+ if (tscale)
+ (*tscale) = t;
+
+ if (wscale)
+ (*wscale) = ws;
+
+ if (hscale)
+ (*hscale) = hs;
+
+ if (i_sscale)
+ *i_sscale = is;
+
+ if (i_tscale)
+ *i_tscale = it;
+
+
+ return 1;
}
/*
* Given an OpenGL internal texture format, return the corresponding
* Glide internal texture format and base texture format.
*/
-void fxTexGetFormat(GLenum glformat, GrTextureFormat_t *tfmt, GLint *ifmt)
+void
+fxTexGetFormat(GLenum glformat, GrTextureFormat_t * tfmt, GLint * ifmt)
{
- switch(glformat) {
- case 1:
- case GL_LUMINANCE:
- case GL_LUMINANCE4:
- case GL_LUMINANCE8:
- case GL_LUMINANCE12:
- case GL_LUMINANCE16:
- if(tfmt)
- (*tfmt)=GR_TEXFMT_INTENSITY_8;
- if(ifmt)
- (*ifmt)=GL_LUMINANCE;
+ switch (glformat) {
+ case 1:
+ case GL_LUMINANCE:
+ case GL_LUMINANCE4:
+ case GL_LUMINANCE8:
+ case GL_LUMINANCE12:
+ case GL_LUMINANCE16:
+ if (tfmt)
+ (*tfmt) = GR_TEXFMT_INTENSITY_8;
+ if (ifmt)
+ (*ifmt) = GL_LUMINANCE;
+ break;
+ case 2:
+ case GL_LUMINANCE_ALPHA:
+ case GL_LUMINANCE4_ALPHA4:
+ case GL_LUMINANCE6_ALPHA2:
+ case GL_LUMINANCE8_ALPHA8:
+ case GL_LUMINANCE12_ALPHA4:
+ case GL_LUMINANCE12_ALPHA12:
+ case GL_LUMINANCE16_ALPHA16:
+ if (tfmt)
+ (*tfmt) = GR_TEXFMT_ALPHA_INTENSITY_88;
+ if (ifmt)
+ (*ifmt) = GL_LUMINANCE_ALPHA;
break;
- case 2:
- case GL_LUMINANCE_ALPHA:
- case GL_LUMINANCE4_ALPHA4:
- case GL_LUMINANCE6_ALPHA2:
- case GL_LUMINANCE8_ALPHA8:
- case GL_LUMINANCE12_ALPHA4:
- case GL_LUMINANCE12_ALPHA12:
- case GL_LUMINANCE16_ALPHA16:
- if(tfmt)
- (*tfmt)=GR_TEXFMT_ALPHA_INTENSITY_88;
- if(ifmt)
- (*ifmt)=GL_LUMINANCE_ALPHA;
+ case GL_INTENSITY:
+ case GL_INTENSITY4:
+ case GL_INTENSITY8:
+ case GL_INTENSITY12:
+ case GL_INTENSITY16:
+ if (tfmt)
+ (*tfmt) = GR_TEXFMT_ALPHA_8;
+ if (ifmt)
+ (*ifmt) = GL_INTENSITY;
break;
- case GL_INTENSITY:
- case GL_INTENSITY4:
- case GL_INTENSITY8:
- case GL_INTENSITY12:
- case GL_INTENSITY16:
- if(tfmt)
- (*tfmt)=GR_TEXFMT_ALPHA_8;
- if(ifmt)
- (*ifmt)=GL_INTENSITY;
+ case GL_ALPHA:
+ case GL_ALPHA4:
+ case GL_ALPHA8:
+ case GL_ALPHA12:
+ case GL_ALPHA16:
+ if (tfmt)
+ (*tfmt) = GR_TEXFMT_ALPHA_8;
+ if (ifmt)
+ (*ifmt) = GL_ALPHA;
break;
- case GL_ALPHA:
- case GL_ALPHA4:
- case GL_ALPHA8:
- case GL_ALPHA12:
- case GL_ALPHA16:
- if(tfmt)
- (*tfmt)=GR_TEXFMT_ALPHA_8;
- if(ifmt)
- (*ifmt)=GL_ALPHA;
+ case 3:
+ case GL_RGB:
+ case GL_R3_G3_B2:
+ case GL_RGB4:
+ case GL_RGB5:
+ case GL_RGB8:
+ case GL_RGB10:
+ case GL_RGB12:
+ case GL_RGB16:
+ if (tfmt)
+ (*tfmt) = GR_TEXFMT_RGB_565;
+ if (ifmt)
+ (*ifmt) = GL_RGB;
break;
- case 3:
- case GL_RGB:
- case GL_R3_G3_B2:
- case GL_RGB4:
- case GL_RGB5:
- case GL_RGB8:
- case GL_RGB10:
- case GL_RGB12:
- case GL_RGB16:
- if(tfmt)
- (*tfmt)=GR_TEXFMT_RGB_565;
- if(ifmt)
- (*ifmt)=GL_RGB;
+ case 4:
+ case GL_RGBA:
+ case GL_RGBA2:
+ case GL_RGBA4:
+ case GL_RGBA8:
+ case GL_RGB10_A2:
+ case GL_RGBA12:
+ case GL_RGBA16:
+ if (tfmt)
+ (*tfmt) = GR_TEXFMT_ARGB_4444;
+ if (ifmt)
+ (*ifmt) = GL_RGBA;
break;
- case 4:
- case GL_RGBA:
- case GL_RGBA2:
- case GL_RGBA4:
- case GL_RGBA8:
- case GL_RGB10_A2:
- case GL_RGBA12:
- case GL_RGBA16:
- if(tfmt)
- (*tfmt)=GR_TEXFMT_ARGB_4444;
- if(ifmt)
- (*ifmt)=GL_RGBA;
+ case GL_RGB5_A1:
+ if (tfmt)
+ (*tfmt) = GR_TEXFMT_ARGB_1555;
+ if (ifmt)
+ (*ifmt) = GL_RGBA;
break;
- case GL_RGB5_A1:
- if(tfmt)
- (*tfmt)=GR_TEXFMT_ARGB_1555;
- if(ifmt)
- (*ifmt)=GL_RGBA;
- break;
- case GL_COLOR_INDEX:
- case GL_COLOR_INDEX1_EXT:
- case GL_COLOR_INDEX2_EXT:
- case GL_COLOR_INDEX4_EXT:
- case GL_COLOR_INDEX8_EXT:
- case GL_COLOR_INDEX12_EXT:
- case GL_COLOR_INDEX16_EXT:
- if(tfmt)
- (*tfmt)=GR_TEXFMT_P_8;
- if(ifmt)
- (*ifmt)=GL_RGBA; /* XXX why is this RGBA? */
+ case GL_COLOR_INDEX:
+ case GL_COLOR_INDEX1_EXT:
+ case GL_COLOR_INDEX2_EXT:
+ case GL_COLOR_INDEX4_EXT:
+ case GL_COLOR_INDEX8_EXT:
+ case GL_COLOR_INDEX12_EXT:
+ case GL_COLOR_INDEX16_EXT:
+ if (tfmt)
+ (*tfmt) = GR_TEXFMT_P_8;
+ if (ifmt)
+ (*ifmt) = GL_RGBA; /* XXX why is this RGBA? */
break;
- default:
+ default:
fprintf(stderr,
- "fx Driver: unsupported internalFormat in fxTexGetFormat()\n");
+ "fx Driver: unsupported internalFormat (0x%x) in fxTexGetFormat()\n",
+ glformat);
fxCloseHardware();
exit(-1);
break;
- }
+ }
}
-static GLboolean fxIsTexSupported(GLenum target, GLint internalFormat,
- const struct gl_texture_image *image)
+static GLboolean
+fxIsTexSupported(GLenum target, GLint internalFormat,
+ const struct gl_texture_image *image)
{
- if(target != GL_TEXTURE_2D)
- return GL_FALSE;
+ if (target != GL_TEXTURE_2D)
+ return GL_FALSE;
- if(!fxTexGetInfo(image->Width,image->Height,NULL,NULL,NULL,NULL,NULL,NULL,
- NULL,NULL))
- return GL_FALSE;
+ if (!fxTexGetInfo
+ (image->Width, image->Height, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
+ NULL)) return GL_FALSE;
- if (image->Border > 0)
- return GL_FALSE;
+ if (image->Border > 0)
+ return GL_FALSE;
- return GL_TRUE;
+ return GL_TRUE;
}
/**** NEW TEXTURE IMAGE FUNCTIONS ****/
/**********************************************************************/
-GLboolean fxDDTexImage2D(GLcontext *ctx, GLenum target, GLint level,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage,
- GLboolean *retainInternalCopy)
+/* Texel-fetch functions for software texturing and glGetTexImage().
+ * We should have been able to use some "standard" fetch functions (which
+ * may get defined in texutil.c) but we have to account for scaled texture
+ * images on tdfx hardware (the 8:1 aspect ratio limit).
+ * Hence, we need special functions here.
+ */
+
+static void
+fetch_intensity8(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLvoid * texelOut)
{
- fxMesaContext fxMesa = (fxMesaContext)ctx->DriverCtx;
-
- if (target != GL_TEXTURE_2D)
- return GL_FALSE;
-
- if (!texObj->DriverData)
- texObj->DriverData = fxAllocTexObjData(fxMesa);
-
- if (fxIsTexSupported(target, texImage->IntFormat, texImage)) {
- GrTextureFormat_t gldformat;
- tfxTexInfo *ti = fxTMGetTexInfo(texObj);
- tfxMipMapLevel *mml = &ti->mipmapLevel[level];
- GLint dstWidth, dstHeight, wScale, hScale, texelSize, dstStride;
- MesaIntTexFormat intFormat;
-
- fxTexGetFormat(texImage->IntFormat, &gldformat, NULL);
-
- fxTexGetInfo(texImage->Width, texImage->Height, NULL,NULL,NULL,NULL,
- NULL,NULL, &wScale, &hScale);
-
- dstWidth = texImage->Width * wScale;
- dstHeight = texImage->Height * hScale;
-
- switch (texImage->IntFormat) {
- case GL_INTENSITY:
- case GL_INTENSITY4:
- case GL_INTENSITY8:
- case GL_INTENSITY12:
- case GL_INTENSITY16:
- texelSize = 1;
- intFormat = MESA_I8;
- break;
- case 1:
- case GL_LUMINANCE:
- case GL_LUMINANCE4:
- case GL_LUMINANCE8:
- case GL_LUMINANCE12:
- case GL_LUMINANCE16:
- texelSize = 1;
- intFormat = MESA_L8;
- break;
- case GL_ALPHA:
- case GL_ALPHA4:
- case GL_ALPHA8:
- case GL_ALPHA12:
- case GL_ALPHA16:
- texelSize = 1;
- intFormat = MESA_A8;
- break;
- case GL_COLOR_INDEX:
- case GL_COLOR_INDEX1_EXT:
- case GL_COLOR_INDEX2_EXT:
- case GL_COLOR_INDEX4_EXT:
- case GL_COLOR_INDEX8_EXT:
- case GL_COLOR_INDEX12_EXT:
- case GL_COLOR_INDEX16_EXT:
- texelSize = 1;
- intFormat = MESA_C8;
- break;
- case 2:
- case GL_LUMINANCE_ALPHA:
- case GL_LUMINANCE4_ALPHA4:
- case GL_LUMINANCE6_ALPHA2:
- case GL_LUMINANCE8_ALPHA8:
- case GL_LUMINANCE12_ALPHA4:
- case GL_LUMINANCE12_ALPHA12:
- case GL_LUMINANCE16_ALPHA16:
- texelSize = 2;
- intFormat = MESA_A8_L8;
- break;
- case 3:
- case GL_RGB:
- case GL_R3_G3_B2:
- case GL_RGB4:
- case GL_RGB5:
- case GL_RGB8:
- case GL_RGB10:
- case GL_RGB12:
- case GL_RGB16:
- texelSize = 2;
- intFormat = MESA_R5_G6_B5;
- break;
- case 4:
- case GL_RGBA:
- case GL_RGBA2:
- case GL_RGBA4:
- case GL_RGBA8:
- case GL_RGB10_A2:
- case GL_RGBA12:
- case GL_RGBA16:
- texelSize = 2;
- intFormat = MESA_A4_R4_G4_B4;
- break;
- case GL_RGB5_A1:
- texelSize = 2;
- intFormat = MESA_A1_R5_G5_B5;
- break;
- default:
- gl_problem(NULL, "tdfx driver: texbuildimagemap() bad format");
- return GL_FALSE;
- }
-
- _mesa_set_teximage_component_sizes(intFormat, texImage);
-
- /*printf("teximage:\n");*/
- /* allocate new storage for texture image, if needed */
- if (!mml->data || mml->glideFormat != gldformat ||
- mml->width != dstWidth || mml->height != dstHeight) {
- if (mml->data)
- FREE(mml->data);
- mml->data = MALLOC(dstWidth * dstHeight * texelSize);
- if (!mml->data)
- return GL_FALSE;
- mml->glideFormat = gldformat;
- mml->width = dstWidth;
- mml->height = dstHeight;
- fxTexInvalidate(ctx, texObj);
- }
+ GLchan *rgba = (GLchan *) texelOut;
+ const tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage);
+ const GLubyte *texel;
+
+ i = i * mml->wScale;
+ j = j * mml->hScale;
+
+ texel = ((GLubyte *) texImage->Data) + j * mml->width + i;
+ rgba[RCOMP] = *texel;
+ rgba[GCOMP] = *texel;
+ rgba[BCOMP] = *texel;
+ rgba[ACOMP] = *texel;
+}
- dstStride = dstWidth * texelSize;
- /* store the texture image */
- if (!_mesa_convert_teximage(intFormat, dstWidth, dstHeight, mml->data,
- dstStride,
- texImage->Width, texImage->Height,
- format, type, pixels, packing)) {
- return GL_FALSE;
- }
-
- if (ti->validated && ti->isInTM) {
- /*printf("reloadmipmaplevels\n");*/
- fxTMReloadMipMapLevel(fxMesa, texObj, level);
- }
- else {
- /*printf("invalidate2\n");*/
- fxTexInvalidate(ctx,texObj);
- }
-
- *retainInternalCopy = GL_FALSE;
- return GL_TRUE;
- }
- else {
- gl_problem(NULL, "fx Driver: unsupported texture in fxDDTexImg()\n");
- return GL_FALSE;
- }
+static void
+fetch_luminance8(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLvoid * texelOut)
+{
+ GLchan *rgba = (GLchan *) texelOut;
+ const tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage);
+ const GLubyte *texel;
+
+ i = i * mml->wScale;
+ j = j * mml->hScale;
+
+ texel = ((GLubyte *) texImage->Data) + j * mml->width + i;
+ rgba[RCOMP] = *texel;
+ rgba[GCOMP] = *texel;
+ rgba[BCOMP] = *texel;
+ rgba[ACOMP] = 255;
+}
+
+
+static void
+fetch_alpha8(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLvoid * texelOut)
+{
+ GLchan *rgba = (GLchan *) texelOut;
+ const tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage);
+ const GLubyte *texel;
+
+ i = i * mml->wScale;
+ j = j * mml->hScale;
+ i = i * mml->width / texImage->Width;
+ j = j * mml->height / texImage->Height;
+
+ texel = ((GLubyte *) texImage->Data) + j * mml->width + i;
+ rgba[RCOMP] = 255;
+ rgba[GCOMP] = 255;
+ rgba[BCOMP] = 255;
+ rgba[ACOMP] = *texel;
+}
+
+
+static void
+fetch_index8(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLvoid * texelOut)
+{
+ /* XXX todo */
}
-GLboolean fxDDTexSubImage2D(GLcontext *ctx, GLenum target, GLint level,
- GLint xoffset, GLint yoffset,
- GLsizei width, GLsizei height,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing,
- struct gl_texture_object *texObj,
- struct gl_texture_image *texImage)
+static void
+fetch_luminance8_alpha8(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLvoid * texelOut)
+{
+ GLchan *rgba = (GLchan *) texelOut;
+ const tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage);
+ const GLubyte *texel;
+
+ i = i * mml->wScale;
+ j = j * mml->hScale;
+
+ texel = ((GLubyte *) texImage->Data) + (j * mml->width + i) * 2;
+ rgba[RCOMP] = texel[0];
+ rgba[GCOMP] = texel[0];
+ rgba[BCOMP] = texel[0];
+ rgba[ACOMP] = texel[1];
+}
+
+
+static void
+fetch_r5g6b5(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLvoid * texelOut)
{
- fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
- tfxTexInfo *ti;
- GLint wscale, hscale, dstStride;
- tfxMipMapLevel *mml;
- GLboolean result;
-
- if (target != GL_TEXTURE_2D)
- return GL_FALSE;
-
- if (!texObj->DriverData)
- return GL_FALSE;
-
- ti = fxTMGetTexInfo(texObj);
- mml = &ti->mipmapLevel[level];
-
- fxTexGetInfo( texImage->Width, texImage->Height, NULL,NULL,NULL,NULL,
- NULL,NULL, &wscale, &hscale);
-
- assert(mml->data); /* must have an existing texture image! */
-
- switch (mml->glideFormat) {
- case GR_TEXFMT_INTENSITY_8:
- dstStride = mml->width;
- result = _mesa_convert_texsubimage(MESA_I8, xoffset, yoffset,
- mml->width, mml->height, mml->data,
- dstStride, width, height,
- texImage->Width, texImage->Height,
- format, type, pixels, packing);
+ GLchan *rgba = (GLchan *) texelOut;
+ const tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage);
+ const GLushort *texel;
+
+ i = i * mml->wScale;
+ j = j * mml->hScale;
+
+ texel = ((GLushort *) texImage->Data) + j * mml->width + i;
+ rgba[RCOMP] = (((*texel) >> 11) & 0x1f) * 255 / 31;
+ rgba[GCOMP] = (((*texel) >> 5) & 0x3f) * 255 / 63;
+ rgba[BCOMP] = (((*texel) >> 0) & 0x1f) * 255 / 31;
+ rgba[ACOMP] = 255;
+}
+
+
+static void
+fetch_r4g4b4a4(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLvoid * texelOut)
+{
+ GLchan *rgba = (GLchan *) texelOut;
+ const tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage);
+ const GLushort *texel;
+
+ i = i * mml->wScale;
+ j = j * mml->hScale;
+
+ texel = ((GLushort *) texImage->Data) + j * mml->width + i;
+ rgba[RCOMP] = (((*texel) >> 12) & 0xf) * 255 / 15;
+ rgba[GCOMP] = (((*texel) >> 8) & 0xf) * 255 / 15;
+ rgba[BCOMP] = (((*texel) >> 4) & 0xf) * 255 / 15;
+ rgba[ACOMP] = (((*texel) >> 0) & 0xf) * 255 / 15;
+}
+
+
+static void
+fetch_r5g5b5a1(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLvoid * texelOut)
+{
+ GLchan *rgba = (GLchan *) texelOut;
+ const tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage);
+ const GLushort *texel;
+
+ i = i * mml->wScale;
+ j = j * mml->hScale;
+
+ texel = ((GLushort *) texImage->Data) + j * mml->width + i;
+ rgba[RCOMP] = (((*texel) >> 11) & 0x1f) * 255 / 31;
+ rgba[GCOMP] = (((*texel) >> 6) & 0x1f) * 255 / 31;
+ rgba[BCOMP] = (((*texel) >> 1) & 0x1f) * 255 / 31;
+ rgba[ACOMP] = (((*texel) >> 0) & 0x01) * 255;
+}
+
+
+static void
+PrintTexture(int w, int h, int c, const GLubyte * data)
+{
+ int i, j;
+ for (i = 0; i < h; i++) {
+ for (j = 0; j < w; j++) {
+ if (c == 2)
+ printf("%02x %02x ", data[0], data[1]);
+ else if (c == 3)
+ printf("%02x %02x %02x ", data[0], data[1], data[2]);
+ data += c;
+ }
+ printf("\n");
+ }
+}
+
+
+void
+fxDDTexImage2D(GLcontext * ctx, GLenum target, GLint level,
+ GLint internalFormat, GLint width, GLint height, GLint border,
+ GLenum format, GLenum type, const GLvoid * pixels,
+ const struct gl_pixelstore_attrib *packing,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage)
+{
+ fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ GrTextureFormat_t gldformat;
+ tfxTexInfo *ti;
+ tfxMipMapLevel *mml = FX_MIPMAP_DATA(texImage);
+ MesaIntTexFormat mesaFormat;
+ GLint texelSize;
+ GLboolean success;
+
+ if (!fxIsTexSupported(target, internalFormat, texImage)) {
+ _mesa_problem(NULL, "fx Driver: unsupported texture in fxDDTexImg()\n");
+ return;
+ }
+
+ if (!texObj->DriverData)
+ texObj->DriverData = fxAllocTexObjData(fxMesa);
+ ti = fxTMGetTexInfo(texObj);
+
+ if (!mml) {
+ texImage->DriverData = MALLOC(sizeof(tfxMipMapLevel));
+ mml = FX_MIPMAP_DATA(texImage);
+ }
+
+ fxTexGetFormat(internalFormat, &gldformat, NULL);
+
+ fxTexGetInfo(width, height, NULL, NULL, NULL, NULL,
+ NULL, NULL, &mml->wScale, &mml->hScale);
+
+ mml->width = width * mml->wScale;
+ mml->height = height * mml->hScale;
+
+ switch (internalFormat) {
+ case GL_INTENSITY:
+ case GL_INTENSITY4:
+ case GL_INTENSITY8:
+ case GL_INTENSITY12:
+ case GL_INTENSITY16:
+ texImage->Format = GL_INTENSITY;
+ texImage->FetchTexel = fetch_intensity8;
+ texelSize = 1;
+ mesaFormat = MESA_I8;
break;
- case GR_TEXFMT_ALPHA_8:
- dstStride = mml->width;
- result = _mesa_convert_texsubimage(MESA_A8, xoffset, yoffset,
- mml->width, mml->height, mml->data,
- dstStride, width, height,
- texImage->Width, texImage->Height,
- format, type, pixels, packing);
+ case 1:
+ case GL_LUMINANCE:
+ case GL_LUMINANCE4:
+ case GL_LUMINANCE8:
+ case GL_LUMINANCE12:
+ case GL_LUMINANCE16:
+ texImage->Format = GL_LUMINANCE;
+ texImage->FetchTexel = fetch_luminance8;
+ texelSize = 1;
+ mesaFormat = MESA_L8;
break;
- case GR_TEXFMT_P_8:
- dstStride = mml->width;
- result = _mesa_convert_texsubimage(MESA_C8, xoffset, yoffset,
- mml->width, mml->height, mml->data,
- dstStride, width, height,
- texImage->Width, texImage->Height,
- format, type, pixels, packing);
+ case GL_ALPHA:
+ case GL_ALPHA4:
+ case GL_ALPHA8:
+ case GL_ALPHA12:
+ case GL_ALPHA16:
+ texImage->Format = GL_ALPHA;
+ texImage->FetchTexel = fetch_alpha8;
+ texelSize = 1;
+ mesaFormat = MESA_A8;
break;
- case GR_TEXFMT_ALPHA_INTENSITY_88:
- dstStride = mml->width * 2;
- result = _mesa_convert_texsubimage(MESA_A8_L8, xoffset, yoffset,
- mml->width, mml->height, mml->data,
- dstStride, width, height,
- texImage->Width, texImage->Height,
- format, type, pixels, packing);
+ case GL_COLOR_INDEX:
+ case GL_COLOR_INDEX1_EXT:
+ case GL_COLOR_INDEX2_EXT:
+ case GL_COLOR_INDEX4_EXT:
+ case GL_COLOR_INDEX8_EXT:
+ case GL_COLOR_INDEX12_EXT:
+ case GL_COLOR_INDEX16_EXT:
+ texImage->Format = GL_COLOR_INDEX;
+ texImage->FetchTexel = fetch_index8;
+ texelSize = 1;
+ mesaFormat = MESA_C8;
break;
- case GR_TEXFMT_RGB_565:
- dstStride = mml->width * 2;
- result = _mesa_convert_texsubimage(MESA_R5_G6_B5, xoffset, yoffset,
- mml->width, mml->height, mml->data,
- dstStride, width, height,
- texImage->Width, texImage->Height,
- format, type, pixels, packing);
+ case 2:
+ case GL_LUMINANCE_ALPHA:
+ case GL_LUMINANCE4_ALPHA4:
+ case GL_LUMINANCE6_ALPHA2:
+ case GL_LUMINANCE8_ALPHA8:
+ case GL_LUMINANCE12_ALPHA4:
+ case GL_LUMINANCE12_ALPHA12:
+ case GL_LUMINANCE16_ALPHA16:
+ texImage->Format = GL_LUMINANCE_ALPHA;
+ texImage->FetchTexel = fetch_luminance8_alpha8;
+ texelSize = 2;
+ mesaFormat = MESA_A8_L8;
break;
- case GR_TEXFMT_ARGB_4444:
- dstStride = mml->width * 2;
- result = _mesa_convert_texsubimage(MESA_A4_R4_G4_B4, xoffset, yoffset,
- mml->width, mml->height, mml->data,
- dstStride, width, height,
- texImage->Width, texImage->Height,
- format, type, pixels, packing);
+ case 3:
+ case GL_RGB:
+ case GL_R3_G3_B2:
+ case GL_RGB4:
+ case GL_RGB5:
+ case GL_RGB8:
+ case GL_RGB10:
+ case GL_RGB12:
+ case GL_RGB16:
+ texImage->Format = GL_RGB;
+ texImage->FetchTexel = fetch_r5g6b5;
+ texelSize = 2;
+ mesaFormat = MESA_R5_G6_B5;
break;
- case GR_TEXFMT_ARGB_1555:
- dstStride = mml->width * 2;
- result = _mesa_convert_texsubimage(MESA_A1_R5_G5_B5, xoffset, yoffset,
- mml->width, mml->height, mml->data,
- dstStride, width, height,
- texImage->Width, texImage->Height,
- format, type, pixels, packing);
+ case 4:
+ case GL_RGBA:
+ case GL_RGBA2:
+ case GL_RGBA4:
+ case GL_RGBA8:
+ case GL_RGB10_A2:
+ case GL_RGBA12:
+ case GL_RGBA16:
+ texImage->Format = GL_RGBA;
+ texImage->FetchTexel = fetch_r4g4b4a4;
+ texelSize = 2;
+ mesaFormat = MESA_A4_R4_G4_B4;
break;
- default:
- gl_problem(NULL, "tdfx driver: fxTexBuildSubImageMap() bad format");
- result = GL_FALSE;
- }
+ case GL_RGB5_A1:
+ texImage->Format = GL_RGBA;
+ texImage->FetchTexel = fetch_r5g5b5a1;
+ texelSize = 2;
+ mesaFormat = MESA_A1_R5_G5_B5;
+ break;
+ default:
+ _mesa_problem(NULL, "tdfx driver: texbuildimagemap() bad format");
+ return;
+ }
- if (!result) {
- return GL_FALSE;
- }
+ _mesa_set_teximage_component_sizes(mesaFormat, texImage);
+ texImage->Type = 0; /* indicates a driver-specific format */
- if (ti->validated && ti->isInTM)
- fxTMReloadMipMapLevel(fxMesa, texObj, level);
- else
- fxTexInvalidate(ctx, texObj);
+ /* allocate storage for texture image */
+ texImage->Data = MALLOC(mml->width * mml->height * texelSize);
+ if (!texImage->Data)
+ return;
- return GL_TRUE;
-}
+ mml->glideFormat = gldformat;
+ fxTexInvalidate(ctx, texObj);
+ /* store the texture image */
+ if (ctx->_ImageTransferState) {
+ success = GL_FALSE;
+ }
+ else {
+ success = _mesa_convert_teximage(mesaFormat, mml->width, mml->height,
+ texImage->Data, mml->width * texelSize,
+ width, height,
+ format, type, pixels, packing);
+ }
-static void PrintTexture(int w, int h, int c, const GLubyte *data)
-{
- int i, j;
- for (i = 0; i < h; i++) {
- for (j = 0; j < w; j++) {
- if (c==2)
- printf("%02x %02x ", data[0], data[1]);
- else if (c==3)
- printf("%02x %02x %02x ", data[0], data[1], data[2]);
- data += c;
- }
- printf("\n");
- }
+ if (!success) {
+ /* First attempt at texture conversion failed. We may need to
+ * do fancy pixel transfer ops or convert from an obscure texture
+ * format.
+ */
+ GLenum simpleFormat = _mesa_base_tex_format(ctx, internalFormat);
+ GLint comps = _mesa_components_in_format(simpleFormat);
+ GLubyte *tempImage;
+
+ tempImage = MALLOC(width * height * comps * sizeof(GLubyte));
+
+ /* Apply pixel transfer ops and convert image format to something
+ * simple (format = simpleFormat, type = CHAN_TYPE).
+ */
+ _mesa_transfer_teximage(ctx, 2, /* dimensions */
+ simpleFormat, /* dest format */
+ tempImage, /* dest addr */
+ width, height, 1, /* src size */
+ 0, 0, 0, /* dst offsets */
+ width * comps, /* dstRowStride */
+ 0, /* dstImageStride */
+ format, type, pixels, packing /* src info */ );
+
+ /* this conversion better work! */
+ success = _mesa_convert_teximage(mesaFormat, mml->width, mml->height,
+ texImage->Data, mml->width * texelSize,
+ width, height,
+ simpleFormat, CHAN_TYPE, tempImage,
+ &_mesa_native_packing);
+ assert(success);
+ FREE(tempImage);
+ }
+
+ if (ti->validated && ti->isInTM) {
+ /*printf("reloadmipmaplevels\n"); */
+ fxTMReloadMipMapLevel(fxMesa, texObj, level);
+ }
+ else {
+ /*printf("invalidate2\n"); */
+ fxTexInvalidate(ctx, texObj);
+ }
}
-GLvoid *fxDDGetTexImage(GLcontext *ctx, GLenum target, GLint level,
- const struct gl_texture_object *texObj,
- GLenum *formatOut, GLenum *typeOut,
- GLboolean *freeImageOut )
+void
+fxDDTexSubImage2D(GLcontext * ctx, GLenum target, GLint level,
+ GLint xoffset, GLint yoffset,
+ GLsizei width, GLsizei height,
+ GLenum format, GLenum type, const GLvoid * pixels,
+ const struct gl_pixelstore_attrib *packing,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage)
{
- tfxTexInfo *ti;
- tfxMipMapLevel *mml;
-
- if (target != GL_TEXTURE_2D)
- return NULL;
-
- if (!texObj->DriverData)
- return NULL;
-
- ti = fxTMGetTexInfo(texObj);
- mml = &ti->mipmapLevel[level];
- if (mml->data) {
- MesaIntTexFormat mesaFormat;
- GLenum glFormat;
- struct gl_texture_image *texImage = texObj->Image[level];
- GLint srcStride;
-
- GLubyte *data = (GLubyte *) MALLOC(texImage->Width * texImage->Height * 4);
- if (!data)
- return NULL;
-
- switch (mml->glideFormat) {
- case GR_TEXFMT_INTENSITY_8:
- mesaFormat = MESA_I8;
- glFormat = GL_INTENSITY;
- srcStride = mml->width;
- break;
- case GR_TEXFMT_ALPHA_INTENSITY_88:
- mesaFormat = MESA_A8_L8;
- glFormat = GL_LUMINANCE_ALPHA;
- srcStride = mml->width;
- break;
- case GR_TEXFMT_ALPHA_8:
- mesaFormat = MESA_A8;
- glFormat = GL_ALPHA;
- srcStride = mml->width;
- break;
- case GR_TEXFMT_RGB_565:
- mesaFormat = MESA_R5_G6_B5;
- glFormat = GL_RGB;
- srcStride = mml->width * 2;
- break;
- case GR_TEXFMT_ARGB_4444:
- mesaFormat = MESA_A4_R4_G4_B4;
- glFormat = GL_RGBA;
- srcStride = mml->width * 2;
- break;
- case GR_TEXFMT_ARGB_1555:
- mesaFormat = MESA_A1_R5_G5_B5;
- glFormat = GL_RGBA;
- srcStride = mml->width * 2;
- break;
- case GR_TEXFMT_P_8:
- mesaFormat = MESA_C8;
- glFormat = GL_COLOR_INDEX;
- srcStride = mml->width;
- break;
- default:
- gl_problem(NULL, "Bad glideFormat in fxDDGetTexImage");
- return NULL;
- }
- _mesa_unconvert_teximage(mesaFormat, mml->width, mml->height, mml->data,
- srcStride, texImage->Width, texImage->Height,
- glFormat, data);
- *formatOut = glFormat;
- *typeOut = GL_UNSIGNED_BYTE;
- *freeImageOut = GL_TRUE;
- return data;
- }
- else {
- return NULL;
- }
+ fxMesaContext fxMesa = (fxMesaContext) ctx->DriverCtx;
+ tfxTexInfo *ti;
+ GLint texelSize;
+ tfxMipMapLevel *mml;
+ GLboolean success;
+ MesaIntTexFormat mesaFormat;
+
+ if (!texObj->DriverData) {
+ _mesa_problem(ctx, "problem in fxDDTexSubImage2D");
+ return;
+ }
+
+ ti = fxTMGetTexInfo(texObj);
+ assert(ti);
+ mml = FX_MIPMAP_DATA(texImage);
+ assert(mml);
+
+ assert(texImage->Data); /* must have an existing texture image! */
+
+ switch (mml->glideFormat) {
+ case GR_TEXFMT_INTENSITY_8:
+ texelSize = 1;
+ mesaFormat = MESA_I8;
+ break;
+ case GR_TEXFMT_ALPHA_8:
+ texelSize = 1;
+ mesaFormat = MESA_A8;
+ break;
+ case GR_TEXFMT_P_8:
+ texelSize = 1;
+ mesaFormat = MESA_C8;
+ break;
+ case GR_TEXFMT_ALPHA_INTENSITY_88:
+ texelSize = 2;
+ mesaFormat = MESA_A8_L8;
+ break;
+ case GR_TEXFMT_RGB_565:
+ texelSize = 2;
+ mesaFormat = MESA_R5_G6_B5;
+ break;
+ case GR_TEXFMT_ARGB_4444:
+ texelSize = 2;
+ mesaFormat = MESA_A4_R4_G4_B4;
+ break;
+ case GR_TEXFMT_ARGB_1555:
+ texelSize = 2;
+ mesaFormat = MESA_A1_R5_G5_B5;
+ break;
+ default:
+ _mesa_problem(NULL, "tdfx driver: fxTexBuildSubImageMap() bad format");
+ return;
+ }
+
+ if (ctx->_ImageTransferState) {
+ success = GL_FALSE;
+ }
+ else {
+ success = _mesa_convert_texsubimage(mesaFormat, xoffset, yoffset,
+ mml->width, mml->height,
+ texImage->Data,
+ mml->width * texelSize,
+ width, height,
+ texImage->Width, texImage->Height,
+ format, type, pixels, packing);
+ }
+
+ if (!success) {
+ /* Incoming image might need scale/bias or is in an uncommon format
+ * that _mesa_convert_texsubimage() can't deal with. Convert it to
+ * a simpler format now.
+ */
+
+ GLenum simpleFormat = _mesa_base_tex_format(ctx, texImage->IntFormat);
+ GLint comps = _mesa_components_in_format(simpleFormat);
+ GLubyte *tempImage;
+ GLboolean success;
+
+ tempImage = MALLOC(width * height * comps * sizeof(GLubyte));
+
+ /* Apply pixel transfer ops and convert image format to something
+ * simple (format = simpleFormat, type = CHAN_TYPE).
+ */
+ _mesa_transfer_teximage(ctx, 2, /* dimensions */
+ simpleFormat, /* dest format */
+ tempImage, /* dest addr */
+ width, height, 1, /* src size */
+ 0, 0, 0, /* dst offsets */
+ width * comps, /* dstRowStride */
+ 0, /* dstImageStride */
+ format, type, pixels, packing /* src info */ );
+
+ /* this conversion better work! */
+ success = _mesa_convert_texsubimage(mesaFormat, xoffset, yoffset,
+ mml->width, mml->height,
+ texImage->Data, mml->width * texelSize, /* dstRowStride */
+ width * mml->wScale,
+ height * mml->hScale,
+ width, height,
+ simpleFormat, CHAN_TYPE, tempImage,
+ &_mesa_native_packing);
+ assert(success);
+ FREE(tempImage);
+ }
+
+ if (ti->validated && ti->isInTM)
+ fxTMReloadMipMapLevel(fxMesa, texObj, level);
+ else
+ fxTexInvalidate(ctx, texObj);
}
* Need this to provide at least one external definition.
*/
-int gl_fx_dummy_function_ddtex(void)
+extern int gl_fx_dummy_function_ddtex(void);
+int
+gl_fx_dummy_function_ddtex(void)
{
- return 0;
+ return 0;
}
-#endif /* FX */
+#endif /* FX */
projects / mesa.git / blobdiff