Bug 34158

Summary: [swrast] piglit fbo-luminance-alpha fails
Product: Mesa Reporter: Vinson Lee <vlee>
Component: Drivers/DRI/swrastAssignee: Brian Paul <brianp>
Status: RESOLVED MOVED QA Contact:
Severity: normal    
Priority: medium    
Version: git   
Hardware: x86 (IA32)   
OS: Linux (All)   
Whiteboard:
i915 platform: i915 features:
Attachments: fbo-luminance-alpha.png

Description Vinson Lee 2011-02-10 20:55:26 UTC 
Created attachment 43223 [details]
fbo-luminance-alpha.png

mesa: 596684eb93067f5281ce7c32123a7f009c8a98c6 (master)

Run piglit test on fbo-luminance-alpha on swrast. The test fails. The test passes on softpipe and llvmpipe.

$ ./bin/fbo-luminance-alpha
Testing FBO result, simple 1.
Probe at (8,0)
  Expected: 0.300000 0.300000 0.300000 0.000000
  Observed: 0.000000 0.000000 0.000000 0.000000
Testing FBO result, simple 2.
Probe at (24,0)
  Expected: 0.600000 0.600000 0.600000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Testing FBO result, blending DST_ALPHA.
Probe at (40,0)
  Expected: 0.400000 0.400000 0.400000 0.500000
  Observed: 0.000000 0.000000 0.000000 0.501961
Testing FBO result, blending SRC_ALPHA.
Probe at (56,0)
  Expected: 0.560000 0.560000 0.560000 0.400000
  Observed: 0.000000 0.000000 0.000000 0.400000
Testing window result, simple 1.
Testing window result, simple 2.
Testing window result, blending DST_ALPHA.
Testing window result, blending SRC_ALPHA.
Comment 1 GitLab Migration User 2019-09-18 18:44:35 UTC 
-- GitLab Migration Automatic Message --

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