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Fix Min and Max blend equations

This commit is contained in:
Darius Goad 2015-02-11 14:48:23 -06:00
parent 54de697084
commit 5db62cc758
1 changed files with 8 additions and 6 deletions
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14
src/video_core/rasterizer.cpp
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@ -653,20 +653,22 @@ void ProcessTriangle(const VertexShader::OutputVertex& v0,
case params.Min:
{
// TODO: GL spec says to do it without the factors, but is this what the 3DS does?
Math::Vec4<int> result;
result.r() = std::min(src_result.r(),dst_result.r());
result.g() = std::min(src_result.g(),dst_result.g());
result.b() = std::min(src_result.b(),dst_result.b());
result.r() = std::min(combiner_output.r(),dest.r());
result.g() = std::min(combiner_output.g(),dest.g());
result.b() = std::min(combiner_output.b(),dest.b());
combiner_output = result.Cast<u8>();
break;
}
case params.Max:
{
// TODO: GL spec says to do it without the factors, but is this what the 3DS does?
Math::Vec4<int> result;
result.r() = std::max(src_result.r(),dst_result.r());
result.g() = std::max(src_result.g(),dst_result.g());
result.b() = std::max(src_result.b(),dst_result.b());
result.r() = std::max(combiner_output.r(),dest.r());
result.g() = std::max(combiner_output.g(),dest.g());
result.b() = std::max(combiner_output.b(),dest.b());
combiner_output = result.Cast<u8>();
break;
}