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Fix ColorMask

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This commit is contained in:
Alan Hourihane
2005-01-11 16:42:56 +00:00
parent cdb6541634
commit f29aaf80a4
1 changed files with 14 additions and 2 deletions
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src/mesa/drivers/dri/unichrome/via_state.c
+14 -2
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@@ -1320,8 +1320,18 @@ static void viaChooseColorState(GLcontext *ctx)
else
vmesa->regHROP = HC_HROP_P;
vmesa->regHFBBMSKL = (*(GLuint *)&ctx->Color.ColorMask[0]) & 0xFFFFFF;
vmesa->regHROP |= ctx->Color.ColorMask[3];
if (vmesa->viaScreen->bitsPerPixel == 32) {
vmesa->regHFBBMSKL = PACK_COLOR_888(ctx->Color.ColorMask[0],
ctx->Color.ColorMask[1],
ctx->Color.ColorMask[2]);
vmesa->regHROP |= ctx->Color.ColorMask[3];
} else {
GLushort color = PACK_COLOR_565(ctx->Color.ColorMask[0],
ctx->Color.ColorMask[1],
ctx->Color.ColorMask[2]);
vmesa->regHFBBMSKL = (color & 0xFF) << 16;
vmesa->regHROP |= (color & 0xFF00) >> 8;
}
if (ctx->Color.ColorMask[3])
vmesa->regEnable |= HC_HenAW_MASK;
@@ -1607,12 +1617,14 @@ void viaValidateState( GLcontext *ctx )
* are incorrectly writen to the z buffer. This is a pretty big
* slowdown, it would be good to find out this wasn't necessary:
*/
#if 0
if (vmesa->viaScreen->deviceID == VIA_CLE266) {
GLboolean fallback = (ctx->Color.AlphaEnabled &&
ctx->Color.AlphaFunc != GL_ALWAYS &&
ctx->Depth.Mask);
FALLBACK( vmesa, VIA_FALLBACK_ALPHATEST, fallback );
}
#endif
vmesa->newEmitState |= vmesa->newState;
vmesa->newState = 0;