diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/video_core/rasterizer.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/video_core/rasterizer.cpp b/src/video_core/rasterizer.cpp index 2662faac5..f74721d4b 100644 --- a/src/video_core/rasterizer.cpp +++ b/src/video_core/rasterizer.cpp @@ -499,6 +499,16 @@ static void ProcessTriangleInternal(const VertexShader::OutputVertex& v0, return result.Cast<u8>(); } + case Operation::AddSigned: + { + // TODO(bunnei): Verify that the color conversion from (float) 0.5f to (byte) 128 is correct + auto result = input[0].Cast<int>() + input[1].Cast<int>() - Math::MakeVec<int>(128, 128, 128); + result.r() = MathUtil::Clamp<int>(result.r(), 0, 255); + result.g() = MathUtil::Clamp<int>(result.g(), 0, 255); + result.b() = MathUtil::Clamp<int>(result.b(), 0, 255); + return result.Cast<u8>(); + } + case Operation::Lerp: return ((input[0] * input[2] + input[1] * (Math::MakeVec<u8>(255, 255, 255) - input[2]).Cast<u8>()) / 255).Cast<u8>(); |