Performance optimization, and fixes some clipping issues.
---
src/gallium/drivers/swr/rasterizer/core/clip.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/gallium/drivers/swr/rasterizer/core/clip.h
b/src/gallium/drivers/swr/rasterizer/core/clip.h
index 1d336b6..5193672 100644
--- a/src/gallium/drivers/swr/rasterizer/core/clip.h
+++ b/src/gallium/drivers/swr/rasterizer/core/clip.h
@@ -417,6 +417,7 @@ public:
uint32_t slot = index >> 2;
uint32_t component = index & 0x3;
+ typename SIMD_T::Float vCullMaskElem = SIMD_T::set1_ps(-1.0f);
for (uint32_t e = 0; e < NumVertsPerPrim; ++e)
{
typename SIMD_T::Float vClipComp;
@@ -430,8 +431,11 @@ public:
}
typename SIMD_T::Float vClip = SIMD_T::template
cmp_ps<SIMD_T::CompareType::UNORD_Q>(vClipComp, vClipComp);
+ typename SIMD_T::Float vCull = SIMD_T::template
cmp_ps<SIMD_T::CompareType::NLE_UQ>(SIMD_T::setzero_ps(), vClipComp);
+ vCullMaskElem = SIMD_T::and_ps(vCullMaskElem, vCull);
vClipCullMask = SIMD_T::or_ps(vClipCullMask, vClip);
}
+ vClipCullMask = SIMD_T::or_ps(vClipCullMask, vCullMaskElem);
}
return SIMD_T::movemask_ps(vClipCullMask);
--
2.7.4
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