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Clamp RGB values in pal mode

This commit is contained in:
Magnus Norddahl 2016-12-15 02:39:55 +01:00
parent c643238b86
commit 823dc6ea00
1 changed files with 4 additions and 1 deletions
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5
tools/drawergen/fixedfunction/drawtrianglecodegen.cpp
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@ -454,7 +454,10 @@ SSAVec4i DrawTriangleCodegen::ToBgra(SSAInt index)
SSAInt DrawTriangleCodegen::ToPal8(SSAVec4i c)
{
return RGB32k[((c[2] >> 3) * 32 + (c[1] >> 3)) * 32 + (c[0] >> 3)].load(true).zext_int();
SSAInt red = SSAInt::clamp(c[0], SSAInt(0), SSAInt(255));
SSAInt green = SSAInt::clamp(c[1], SSAInt(0), SSAInt(255));
SSAInt blue = SSAInt::clamp(c[2], SSAInt(0), SSAInt(255));
return RGB32k[((blue >> 3) * 32 + (green >> 3)) * 32 + (red >> 3)].load(true).zext_int();
}
SSAInt DrawTriangleCodegen::ProcessPixel8(SSAInt bg, SSAInt *varying)