[Mesa-dev] [PATCH 02/20] swr/rast: Binner fixes for viewport index offset handling

[Tim Rowley]

---
 src/gallium/drivers/swr/rasterizer/core/binner.cpp | 9 ++++++++-
 src/gallium/drivers/swr/rasterizer/core/clip.h     | 5 ++++-
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/swr/rasterizer/core/binner.cpp 
b/src/gallium/drivers/swr/rasterizer/core/binner.cpp
index 9d1f0d8799..52375f8956 100644
--- a/src/gallium/drivers/swr/rasterizer/core/binner.cpp
+++ b/src/gallium/drivers/swr/rasterizer/core/binner.cpp
@@ -470,6 +470,10 @@ void SIMDCALL BinTrianglesImpl(
         typename SIMD_T::Integer vClearMask = SIMD_T::cmplt_epi32(vpai, 
vNumViewports);
         viewportIdx = SIMD_T::and_si(vClearMask, vpai);
     }
+    else
+    {
+        viewportIdx = vpai;
+    }
 
     if (feState.vpTransformDisable)
     {
@@ -1326,6 +1330,10 @@ void BinPointsImpl(
         typename SIMD_T::Integer vClearMask = SIMD_T::cmplt_epi32(vpai, 
vNumViewports);
         viewportIdx = SIMD_T::and_si(vClearMask, vpai);
     }
+    else
+    {
+        viewportIdx = vpai;
+    }
 
     if (!feState.vpTransformDisable)
     {
@@ -1647,7 +1655,6 @@ void SIMDCALL BinLinesImpl(
     if (state.backendState.readViewportArrayIndex)
     {
         pa.Assemble(VERTEX_SGV_SLOT, vpiAttrib);
-
         vpai = SIMD_T::castps_si(vpiAttrib[0][VERTEX_SGV_VAI_COMP]);
     }
 
diff --git a/src/gallium/drivers/swr/rasterizer/core/clip.h 
b/src/gallium/drivers/swr/rasterizer/core/clip.h
index 0d3d78057f..9d8bbc19e6 100644
--- a/src/gallium/drivers/swr/rasterizer/core/clip.h
+++ b/src/gallium/drivers/swr/rasterizer/core/clip.h
@@ -694,7 +694,6 @@ public:
         if (state.backendState.readViewportArrayIndex)
         {
             pa.Assemble(VERTEX_SGV_SLOT, vpiAttrib);
-
             vpai = SIMD_T::castps_si(vpiAttrib[0][VERTEX_SGV_VAI_COMP]);
         }
 
@@ -707,6 +706,10 @@ public:
             typename SIMD_T::Integer vClearMask = SIMD_T::cmplt_epi32(vpai, 
vNumViewports);
             viewportIdx = SIMD_T::and_si(vClearMask, vpai);
         }
+        else
+        {
+            viewportIdx = vpai;
+        }
 
         ComputeClipCodes(prim, viewportIdx);
 
-- 
2.14.1

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