From: Alok Hota <alok.hota@intel.com>
Date: Wed, 12 Sep 2018 19:18:28 +0000 (-0500)
Subject: swr/rast: early exit on empty triangle mask
X-Git-Tag: upstream/19.3.0~6760
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4c68acba3749b84c95c0e8751a00eeb1e820d6f4;p=platform%2Fupstream%2Fmesa.git

swr/rast: early exit on empty triangle mask

Reviewed-by: Bruce Cherniak <bruce.cherniak@intel.com>
---

diff --git a/src/gallium/drivers/swr/rasterizer/core/binner.cpp b/src/gallium/drivers/swr/rasterizer/core/binner.cpp
index 7731e99..6dc703c 100644
--- a/src/gallium/drivers/swr/rasterizer/core/binner.cpp
+++ b/src/gallium/drivers/swr/rasterizer/core/binner.cpp
@@ -1027,6 +1027,12 @@ void SIMDCALL BinTrianglesImpl(DRAW_CONTEXT*          pDC,
 endBinTriangles:
 
 
+    if (!triMask)
+    {
+        RDTSC_END(FEBinTriangles, 1);
+        return;
+    }
+
     // Send surviving triangles to the line or point binner based on fill mode
     if (rastState.fillMode == SWR_FILLMODE_WIREFRAME)
     {