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swr/rast: allow early-z if shader uses depth value 

Reviewed-by: Bruce Cherniak <bruce.cherniak@intel.com>
This commit is contained in:
Tim Rowley 2017-05-18 15:44:22 -05:00
parent 628fefc15c
commit e9e999ae32
1 changed files with 1 additions and 1 deletions
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2
src/gallium/drivers/swr/rasterizer/core/api.cpp
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@ -804,7 +804,7 @@ void SetupPipeline(DRAW_CONTEXT *pDC)
const uint32_t forcedSampleCount = (rastState.forcedSampleCount) ? 1 : 0;
const bool bMultisampleEnable = ((rastState.sampleCount > SWR_MULTISAMPLE_1X) || forcedSampleCount) ? 1 : 0;
const uint32_t centroid = ((psState.barycentricsMask & SWR_BARYCENTRIC_CENTROID_MASK) > 0) ? 1 : 0;
const uint32_t canEarlyZ = (psState.forceEarlyZ || (!psState.writesODepth && !psState.usesSourceDepth && !psState.usesUAV)) ? 1 : 0;
const uint32_t canEarlyZ = (psState.forceEarlyZ || (!psState.writesODepth && !psState.usesUAV)) ? 1 : 0;
SWR_BARYCENTRICS_MASK barycentricsMask = (SWR_BARYCENTRICS_MASK)psState.barycentricsMask;
// select backend function