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(); } + case Operation::AddSigned: + { + // TODO(bunnei): Verify that the color conversion from (float) 0.5f to (byte) 128 is correct + auto result = input[0].Cast() + input[1].Cast() - Math::MakeVec(128, 128, 128); + result.r() = MathUtil::Clamp(result.r(), 0, 255); + result.g() = MathUtil::Clamp(result.g(), 0, 255); + result.b() = MathUtil::Clamp(result.b(), 0, 255); + return result.Cast(); + } + case Operation::Lerp: return ((input[0] * input[2] + input[1] * (Math::MakeVec(255, 255, 255) - input[2]).Cast()) / 255).Cast();