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Added packed ARGB support.

This commit is contained in:
Miklos Fazekas 1999-10-05 19:49:41 +00:00
parent 1076e7cd21
commit 37290c844c
1 changed files with 57 additions and 0 deletions
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57
src/mesa/drivers/glide/fxsetup.c
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@ -167,6 +167,9 @@ GLuint fxGetTexSetConfiguration(GLcontext *ctx,
case GL_BLEND:
envmode|=FX_UM_E0_BLEND;
break;
case GL_ADD:
envmode|=FX_UM_E0_ADD;
break;
default:
/* do nothing */
break;
@ -213,6 +216,9 @@ GLuint fxGetTexSetConfiguration(GLcontext *ctx,
case GL_BLEND:
envmode|=FX_UM_E1_BLEND;
break;
case GL_ADD:
envmode|=FX_UM_E1_ADD;
break;
default:
/* do nothing */
break;
@ -786,6 +792,57 @@ static void fxSetupTextureDoubleTMU(GLcontext *ctx)
GR_COMBINE_OTHER_TEXTURE,
FXFALSE);
break;
case (FX_UM_E0_MODULATE | FX_UM_E1_ADD): /* Quake 3 Sky */
{
GLboolean isalpha[FX_NUM_TMU];
if(ti0->baseLevelInternalFormat==GL_ALPHA)
isalpha[ti0->tmi.whichTMU]=GL_TRUE;
else
isalpha[ti0->tmi.whichTMU]=GL_FALSE;
if(ti1->baseLevelInternalFormat==GL_ALPHA)
isalpha[ti1->tmi.whichTMU]=GL_TRUE;
else
isalpha[ti1->tmi.whichTMU]=GL_FALSE;
if(isalpha[FX_TMU1])
grTexCombine(GR_TMU1,
GR_COMBINE_FUNCTION_ZERO,GR_COMBINE_FACTOR_NONE,
GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
FXTRUE,FXFALSE);
else
grTexCombine(GR_TMU1,
GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
GR_COMBINE_FUNCTION_LOCAL,GR_COMBINE_FACTOR_NONE,
FXFALSE,FXFALSE);
if(isalpha[FX_TMU0])
grTexCombine(GR_TMU0,
GR_COMBINE_FUNCTION_SCALE_OTHER,GR_COMBINE_FACTOR_ONE,
GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL,GR_COMBINE_FACTOR_ONE,
FXFALSE,FXFALSE);
else
grTexCombine(GR_TMU0,
GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL,GR_COMBINE_FACTOR_ONE,
GR_COMBINE_FUNCTION_SCALE_OTHER_ADD_LOCAL,GR_COMBINE_FACTOR_ONE,
FXFALSE,FXFALSE);
grColorCombine(GR_COMBINE_FUNCTION_SCALE_OTHER,
GR_COMBINE_FACTOR_LOCAL,
localc,
GR_COMBINE_OTHER_TEXTURE,
FXFALSE);
grAlphaCombine(GR_COMBINE_FUNCTION_SCALE_OTHER,
GR_COMBINE_FACTOR_LOCAL,
locala, GR_COMBINE_OTHER_TEXTURE,
FXFALSE);
break;
}
}
if (MESA_VERBOSE&VERBOSE_DRIVER) {