/*
* Mesa 3-D graphics library
- * Version: 3.1
+ * Version: 3.3
*
- * Copyright (C) 1999 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2000 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"),
static void fxSetupTexture(GLcontext *ctx);
static void fxSetupBlend(GLcontext *ctx);
static void fxSetupDepthTest(GLcontext *ctx);
-static void fxFogTableGenerate(GLcontext *ctx);
-static void fxSetupFog(GLcontext *ctx, GLboolean forceTableRebuild);
static void fxSetupScissor(GLcontext *ctx);
static void fxSetupCull(GLcontext *ctx);
static void gl_print_fx_state_flags( const char *msg, GLuint flags);
-static GLboolean fxMultipassBlend(struct vertex_buffer *, GLuint);
+/*static GLboolean fxMultipassBlend(struct vertex_buffer *, GLuint);*/
static GLboolean fxMultipassTexture( struct vertex_buffer *, GLuint );
static void fxTexValidate(GLcontext *ctx, struct gl_texture_object *tObj)
else
FX_smallLodLog2(ti->info)=FX_largeLodLog2(ti->info);
- fxTexGetFormat(tObj->Image[minl]->Format,&(ti->info.format),&(ti->baseLevelInternalFormat));
+ fxTexGetFormat(tObj->Image[minl]->IntFormat,&(ti->info.format),&(ti->baseLevelInternalFormat));
switch (tObj->WrapS) {
case GL_CLAMP_TO_EDGE:
GLuint envmode=0;
GLuint ifmt=0;
- if((ctx->Light.ShadeModel==GL_SMOOTH) ||
+ if((ctx->Light.ShadeModel==GL_SMOOTH) || 1 ||
(ctx->Point.SmoothFlag) ||
(ctx->Line.SmoothFlag) ||
(ctx->Polygon.SmoothFlag))
else
unitsmode|=FX_UM_ALPHA_CONSTANT;
- if(ctx->Light.ShadeModel==GL_SMOOTH)
+ if(ctx->Light.ShadeModel==GL_SMOOTH || 1)
unitsmode|=FX_UM_COLOR_ITERATED;
else
unitsmode|=FX_UM_COLOR_CONSTANT;
+
+
/*
OpenGL Feeds Texture 0 into Texture 1
Glide Feeds Texture 1 into Texture 0
static void fxSelectSingleTMUSrc_NoLock(fxMesaContext fxMesa, GLint tmu,
FxBool LODblend)
{
- if (MESA_VERBOSE&VERBOSE_DRIVER) {
- fprintf(stderr,"fxmesa: fxSelectSingleTMUSrc(%d,%d)\n",tmu,LODblend);
- }
+ if (MESA_VERBOSE&VERBOSE_DRIVER) {
+ fprintf(stderr,"fxmesa: fxSelectSingleTMUSrc(%d,%d)\n",tmu,LODblend);
+ }
- if(LODblend) {
+ if (LODblend) {
FX_grTexCombine_NoLock(GR_TMU0,
GR_COMBINE_FUNCTION_BLEND,
GR_COMBINE_FACTOR_ONE_MINUS_LOD_FRACTION,
GR_COMBINE_FACTOR_ONE_MINUS_LOD_FRACTION,
FXFALSE,FXFALSE);
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
- FXFALSE,FXFALSE);
+ if (fxMesa->haveTwoTMUs)
+ FX_grTexCombine_NoLock(GR_TMU1,
+ GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
+ GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
+ FXFALSE,FXFALSE);
fxMesa->tmuSrc=FX_TMU_SPLIT;
- } else {
+ }
+ else {
if (tmu!=FX_TMU1) {
FX_grTexCombine_NoLock(GR_TMU0,
GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
FXFALSE,FXFALSE);
- FX_grTexCombine_NoLock(GR_TMU1,
- GR_COMBINE_FUNCTION_ZERO, GR_COMBINE_FACTOR_NONE,
- GR_COMBINE_FUNCTION_ZERO, GR_COMBINE_FACTOR_NONE,
- FXFALSE,FXFALSE);
+ if (fxMesa->haveTwoTMUs) {
+ FX_grTexCombine_NoLock(GR_TMU1,
+ GR_COMBINE_FUNCTION_ZERO, GR_COMBINE_FACTOR_NONE,
+ GR_COMBINE_FUNCTION_ZERO, GR_COMBINE_FACTOR_NONE,
+ FXFALSE,FXFALSE);
+ }
fxMesa->tmuSrc=FX_TMU0;
- } else {
+ }
+ else {
FX_grTexCombine_NoLock(GR_TMU1,
GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
FXFALSE,FXFALSE);
-
+
/* GR_COMBINE_FUNCTION_SCALE_OTHER doesn't work ?!? */
-
+
FX_grTexCombine_NoLock(GR_TMU0,
GR_COMBINE_FUNCTION_BLEND,
GR_COMBINE_FACTOR_ONE,
GR_COMBINE_FUNCTION_BLEND,
GR_COMBINE_FACTOR_ONE,
FXFALSE,FXFALSE);
-
+
fxMesa->tmuSrc=FX_TMU1;
}
}
else
unitsmode=fxGetTexSetConfiguration(ctx,NULL,tObj);
- if(fxMesa->lastUnitsMode==unitsmode)
- return;
+/* if(fxMesa->lastUnitsMode==unitsmode) */
+/* return; */
fxMesa->lastUnitsMode=unitsmode;
FXTRUE);
ctx->Driver.MultipassFunc = fxMultipassBlend;
#else
-#ifndef FX_SILENT
- fprintf(stderr,"fx Driver: GL_BLEND not yet supported\n");
-#endif
+ if (MESA_VERBOSE&VERBOSE_DRIVER)
+ fprintf(stderr,"fx Driver: GL_BLEND not yet supported\n");
#endif
break;
case GL_REPLACE:
FXFALSE);
break;
default:
-#ifndef FX_SILENT
- fprintf(stderr,"fx Driver: %x Texture.EnvMode not yet supported\n",ctx->Texture.Unit[textureset].EnvMode);
-#endif
+ if (MESA_VERBOSE&VERBOSE_DRIVER)
+ fprintf(stderr, "fx Driver: %x Texture.EnvMode not yet supported\n",
+ ctx->Texture.Unit[textureset].EnvMode);
break;
}
unitsmode=fxGetTexSetConfiguration(ctx,tObj0,tObj1);
- if(fxMesa->lastUnitsMode==unitsmode)
- return;
+/* if(fxMesa->lastUnitsMode==unitsmode) */
+/* return; */
fxMesa->lastUnitsMode=unitsmode;
fprintf(stderr,"fxmesa: fxSetupTextureNone(...)\n");
}
- if((ctx->Light.ShadeModel==GL_SMOOTH) ||
+ if((ctx->Light.ShadeModel==GL_SMOOTH) || 1 ||
(ctx->Point.SmoothFlag) ||
(ctx->Line.SmoothFlag) ||
(ctx->Polygon.SmoothFlag))
else
locala=GR_COMBINE_LOCAL_CONSTANT;
- if(ctx->Light.ShadeModel==GL_SMOOTH)
+ if(ctx->Light.ShadeModel==GL_SMOOTH || 1)
localc=GR_COMBINE_LOCAL_ITERATED;
else
localc=GR_COMBINE_LOCAL_CONSTANT;
fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
tfxUnitsState *us=&fxMesa->unitsState;
- if(us->depthTestEnabled)
+ if (us->depthTestEnabled) {
FX_grDepthBufferFunction(us->depthTestFunc);
- else
+ FX_grDepthMask(us->depthMask);
+ }
+ else {
FX_grDepthBufferFunction(GR_CMP_ALWAYS);
-
- FX_grDepthMask(us->depthMask);
+ FX_grDepthMask(FXFALSE);
+ }
}
/************************************************************************/
{
fxMesaContext fxMesa = FX_CONTEXT(ctx);
- FX_grColorMask(ctx->Color.ColorMask[RCOMP] ||
- ctx->Color.ColorMask[GCOMP] ||
- ctx->Color.ColorMask[BCOMP],
- ctx->Color.ColorMask[ACOMP] && fxMesa->haveAlphaBuffer);
+ if (ctx->Color.DrawBuffer == GL_NONE) {
+ FX_grColorMask(FXFALSE, FXFALSE);
+ }
+ else {
+ FX_grColorMask(ctx->Color.ColorMask[RCOMP] ||
+ ctx->Color.ColorMask[GCOMP] ||
+ ctx->Color.ColorMask[BCOMP],
+ ctx->Color.ColorMask[ACOMP] && fxMesa->haveAlphaBuffer);
+ }
}
+
/************************************************************************/
/**************************** Fog Mode SetUp ****************************/
/************************************************************************/
-static void fxFogTableGenerate(GLcontext *ctx)
-{
- int i;
- float f,eyez;
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
-
- for(i=0;i<FX_grGetInteger(FX_FOG_TABLE_ENTRIES);i++) {
- eyez=guFogTableIndexToW(i);
-
- switch(ctx->Fog.Mode) {
- case GL_LINEAR:
- f=(ctx->Fog.End-eyez)/(ctx->Fog.End-ctx->Fog.Start);
- break;
- case GL_EXP:
- f=exp(-ctx->Fog.Density*eyez);
- break;
- case GL_EXP2:
- f=exp(-ctx->Fog.Density*ctx->Fog.Density*eyez*eyez);
- break;
- default: /* That should never happen */
- f=0.0f;
- break;
- }
-
- fxMesa->fogTable[i]=(GrFog_t)((1.0f-CLAMP(f,0.0f,1.0f))*255.0f);
- }
-}
-
-static void fxSetupFog(GLcontext *ctx, GLboolean forceTableRebuild)
+/*
+ * This is called during state update in order to update the Glide fog state.
+ */
+static void fxSetupFog(GLcontext *ctx)
{
- fxMesaContext fxMesa=(fxMesaContext)ctx->DriverCtx;
+ if (ctx->Fog.Enabled && ctx->FogMode==FOG_FRAGMENT) {
+ fxMesaContext fxMesa = FX_CONTEXT(ctx);
- if(ctx->Fog.Enabled && ctx->FogMode==FOG_FRAGMENT) {
+ /* update fog color */
GLubyte col[4];
- FX_grFogMode(GR_FOG_WITH_TABLE);
-
col[0]=(unsigned int)(255*ctx->Fog.Color[0]);
col[1]=(unsigned int)(255*ctx->Fog.Color[1]);
col[2]=(unsigned int)(255*ctx->Fog.Color[2]);
col[3]=(unsigned int)(255*ctx->Fog.Color[3]);
-
FX_grFogColorValue(FXCOLOR4(col));
- if(forceTableRebuild ||
- (fxMesa->fogTableMode!=ctx->Fog.Mode) ||
- (fxMesa->fogDensity!=ctx->Fog.Density)) {
- fxFogTableGenerate(ctx);
-
- fxMesa->fogTableMode=ctx->Fog.Mode;
- fxMesa->fogDensity=ctx->Fog.Density;
+ if(fxMesa->fogTableMode != ctx->Fog.Mode ||
+ fxMesa->fogDensity != ctx->Fog.Density ||
+ fxMesa->fogStart != ctx->Fog.Start ||
+ fxMesa->fogEnd != ctx->Fog.End) {
+ /* reload the fog table */
+ switch (ctx->Fog.Mode) {
+ case GL_LINEAR:
+ guFogGenerateLinear(fxMesa->fogTable, ctx->Fog.Start, ctx->Fog.End);
+ break;
+ case GL_EXP:
+ guFogGenerateExp(fxMesa->fogTable, ctx->Fog.Density);
+ break;
+ case GL_EXP2:
+ guFogGenerateExp2(fxMesa->fogTable, ctx->Fog.Density);
+ break;
+ default:
+ ;
+ }
+ fxMesa->fogTableMode = ctx->Fog.Mode;
+ fxMesa->fogDensity = ctx->Fog.Density;
+ fxMesa->fogStart = ctx->Fog.Start;
+ fxMesa->fogEnd = ctx->Fog.End;
}
-
+
FX_grFogTable(fxMesa->fogTable);
- } else
+ FX_grFogMode(GR_FOG_WITH_TABLE);
+ }
+ else {
FX_grFogMode(GR_FOG_DISABLE);
+ }
}
void fxDDFogfv( GLcontext *ctx, GLenum pname, const GLfloat *params )
{
FX_CONTEXT(ctx)->new_state |= FX_NEW_FOG;
- ctx->Driver.RenderStart = fxSetupFXUnits;
+ ctx->Driver.RenderStart = fxSetupFXUnits; /* XXX why is this here? */
}
/************************************************************************/
static void fxSetupCull(GLcontext *ctx)
{
- if(ctx->Polygon.CullFlag) {
- switch(ctx->Polygon.CullFaceMode) {
- case GL_BACK:
- if(ctx->Polygon.FrontFace==GL_CCW)
- FX_grCullMode(GR_CULL_NEGATIVE);
- else
- FX_grCullMode(GR_CULL_POSITIVE);
- break;
- case GL_FRONT:
- if(ctx->Polygon.FrontFace==GL_CCW)
- FX_grCullMode(GR_CULL_POSITIVE);
- else
- FX_grCullMode(GR_CULL_NEGATIVE);
- break;
- case GL_FRONT_AND_BACK:
- FX_grCullMode(GR_CULL_DISABLE);
- break;
- default:
- break;
- }
- } else
- FX_grCullMode(GR_CULL_DISABLE);
+ if (ctx->Polygon.CullFlag) {
+ switch (ctx->Polygon.CullFaceMode) {
+ case GL_BACK:
+ if (ctx->Polygon.FrontFace==GL_CCW)
+ FX_CONTEXT(ctx)->cullMode=GR_CULL_NEGATIVE;
+ else
+ FX_CONTEXT(ctx)->cullMode=GR_CULL_POSITIVE;
+ break;
+ case GL_FRONT:
+ if(ctx->Polygon.FrontFace==GL_CCW)
+ FX_CONTEXT(ctx)->cullMode=GR_CULL_POSITIVE;
+ else
+ FX_CONTEXT(ctx)->cullMode=GR_CULL_NEGATIVE;
+ break;
+ case GL_FRONT_AND_BACK:
+ FX_CONTEXT(ctx)->cullMode=GR_CULL_DISABLE;
+ break;
+ default:
+ break;
+ }
+ } else FX_CONTEXT(ctx)->cullMode=GR_CULL_DISABLE;
+ FX_grCullMode(FX_CONTEXT(ctx)->cullMode);
}
fxMesa->new_state |= FX_NEW_SCISSOR;
ctx->Driver.RenderStart = fxSetupFXUnits;
break;
+ case GL_SHARED_TEXTURE_PALETTE_EXT:
+ fxDDTexUseGlbPalette(ctx, state);
+ break;
case GL_FOG:
fxMesa->new_state |= FX_NEW_FOG;
ctx->Driver.RenderStart = fxSetupFXUnits;
ctx->Driver.RenderStart = fxSetupFXUnits;
break;
case GL_LINE_SMOOTH:
+ case GL_LINE_STIPPLE:
case GL_POINT_SMOOTH:
case GL_POLYGON_SMOOTH:
case GL_TEXTURE_2D:
ctx->Driver.RenderStart = fxSetupFXUnits;
break;
default:
- ; /* XXX no-op??? */
+ ; /* XXX no-op? */
}
}
fxDDDepthMask(ctx, FALSE);
}
/* Enable Cc*Ct mode */
- /* ??? Set the Constant Color ??? */
+ /* XXX Set the Constant Color ? */
fxDDEnable(ctx, GL_BLEND, GL_TRUE);
- fxDDBlendFunc(ctx, ???, ???);
- fxSetupTextureSingleTMU(ctx, ???);
+ fxDDBlendFunc(ctx, XXX, XXX);
+ fxSetupTextureSingleTMU(ctx, XXX);
fxSetupBlend(ctx);
fxSetupDepthTest(ctx);
break;
case 2:
/* Reset everything back to normal */
fxMesa->unitsState = fxMesa->restoreUnitsState;
- fxMesa->setupdone &= ???;
- fxSetupTextureSingleTMU(ctx, ???);
+ fxMesa->setupdone &= XXX;
+ fxSetupTextureSingleTMU(ctx, XXX);
fxSetupBlend(ctx);
fxSetupDepthTest(ctx);
break;
fxSetupDepthTest(ctx);
if (newstate & FX_NEW_FOG)
- fxSetupFog(ctx,GL_FALSE);
+ fxSetupFog(ctx);
if (newstate & FX_NEW_SCISSOR)
fxSetupScissor(ctx);