diff options
| author |  Tony Wasserka <NeoBrainX@gmail.com> | 2014-12-13 21:22:55 +0100 |
|---|---|---|
| committer | Tony Wasserka <NeoBrainX@gmail.com> | 2014-12-20 18:06:55 +0100 |
| commit | cd163fb59ae2922d33aa931f51ef5d116c0adc3f (patch) | |
| tree | 4a3b18a64e55d95cdc2218734bd024fa06ad3737 /src/video_core/vertex_shader.cpp | |
| parent | aff808b2fdfd9605179a13eb55b72d68a7cdd8c2 (diff) | |
Pica/VertexShader: Implement MAX instructions.
Diffstat (limited to 'src/video_core/vertex_shader.cpp')
| -rw-r--r-- | src/video_core/vertex_shader.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/video_core/vertex_shader.cpp b/src/video_core/vertex_shader.cpp index fbec1bcc..742e5a9f 100644 --- a/src/video_core/vertex_shader.cpp +++ b/src/video_core/vertex_shader.cpp @@ -197,6 +197,15 @@ static void ProcessShaderCode(VertexShaderState& state) { break; } + case Instruction::OpCode::MAX: + for (int i = 0; i < 4; ++i) { + if (!swizzle.DestComponentEnabled(i)) + continue; + + dest[i] = std::max(src1[i], src2[i]); + } + break; + case Instruction::OpCode::DP3: case Instruction::OpCode::DP4: { |