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authorbunnei <bunneidev@gmail.com>2015-01-27 23:26:09 +0100
committerbunnei <bunneidev@gmail.com>2015-01-28 04:03:34 +0100
commitb522cf4e6a77d025eab4f70c1efdbc401f08e15b (patch)
treef99ff5df34528c4b6098d471e140ab057004ba3c
parentMerge pull request #507 from bunnei/alpha-testing (diff)
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-rw-r--r--src/video_core/pica.h4
-rw-r--r--src/video_core/rasterizer.cpp9
2 files changed, 12 insertions, 1 deletions
diff --git a/src/video_core/pica.h b/src/video_core/pica.h
index a19f4190c..78603ebdf 100644
--- a/src/video_core/pica.h
+++ b/src/video_core/pica.h
@@ -370,6 +370,10 @@ struct Regs {
union {
BitField< 0, 1, u32> depth_test_enable;
BitField< 4, 3, CompareFunc> depth_test_func;
+ BitField< 8, 1, u32> red_enable;
+ BitField< 9, 1, u32> green_enable;
+ BitField<10, 1, u32> blue_enable;
+ BitField<11, 1, u32> alpha_enable;
BitField<12, 1, u32> depth_write_enable;
};
diff --git a/src/video_core/rasterizer.cpp b/src/video_core/rasterizer.cpp
index 15715c43d..7f66c6d42 100644
--- a/src/video_core/rasterizer.cpp
+++ b/src/video_core/rasterizer.cpp
@@ -594,7 +594,14 @@ void ProcessTriangle(const VertexShader::OutputVertex& v0,
exit(0);
}
- DrawPixel(x >> 4, y >> 4, combiner_output);
+ const Math::Vec4<u8> result = {
+ registers.output_merger.red_enable ? combiner_output.r() : dest.r(),
+ registers.output_merger.green_enable ? combiner_output.g() : dest.g(),
+ registers.output_merger.blue_enable ? combiner_output.b() : dest.b(),
+ registers.output_merger.alpha_enable ? combiner_output.a() : dest.a()
+ };
+
+ DrawPixel(x >> 4, y >> 4, result);
}
}
}