Bug 97386

Summary:	[softpipe] piglit ext_framebuffer_multisample-fast-clear GL_ARB_texture_rg-float single-sample regression
Product:	Mesa	Reporter:	Vinson Lee <vlee>
Component:	Drivers/Gallium/softpipe	Assignee:	mesa-dev
Status:	RESOLVED MOVED	QA Contact:	mesa-dev
Severity:	normal
Priority:	medium	CC:	maraeo, nhaehnle
Version:	13.0	Keywords:	bisected, regression
Hardware:	x86-64 (AMD64)
OS:	Linux (All)
Whiteboard:
i915 platform:		i915 features:
Bug Depends on:
Bug Blocks:	98471

Description Vinson Lee 2016-08-17 18:39:08 UTC

mesa: 607ab6d3bf7e5d32d57d79b508351bcea13f1740 (master 12.1.0-devel)

$ ./bin/ext_framebuffer_multisample-fast-clear GL_ARB_texture_rg-float single-sample -auto
Using test set: GL_ARB_texture_rg-float
Testing GL_R16F
Probe color at (0,0)
  Expected: 1.000000 0.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: 1.000000 0.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: 0.250000 0.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: 0.750000 0.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: 0.500000 0.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: 2.000000 0.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: -2.000000 0.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: -0.500000 0.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Testing GL_R32F
Testing GL_RG16F
Probe color at (0,0)
  Expected: 1.000000 1.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: 1.000000 0.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: 0.250000 0.500000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: 0.750000 0.500000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: 0.500000 0.250000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: 2.000000 3.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: -2.000000 0.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Probe color at (0,0)
  Expected: -0.500000 0.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
Testing GL_RG32F
Probe color at (0,0)
  Expected: 2.000000 3.000000 0.000000 1.000000
  Observed: 0.000000 0.000000 0.000000 1.000000
PIGLIT: {"result": "fail" }


79dcd69afae4ada47fd4e746e9eec87c6d8028f0 is the first bad commit
commit 79dcd69afae4ada47fd4e746e9eec87c6d8028f0
Author: Marek Olšák <marek.olsak@amd.com>
Date:   Sun Jul 17 20:37:58 2016 +0200

    st/mesa: remove excessive shader state dirtying
    
    This just needs to be done by st_validate_state.
    
    v2: add "shaders_may_be_dirty" flags for not skipping st_validate_state
        on _NEW_PROGRAM to detect real shader changes
    
    Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>

:040000 040000 4238d586367bef5a5a86b083a13b523b6f7eab26 a510286b945d1d577b39aa2ba417a652d1ebbc2d M	src
bisect run success

Comment 1 GitLab Migration User 2019-09-18 18:28:00 UTC

-- GitLab Migration Automatic Message --

This bug has been migrated to freedesktop.org's GitLab instance and has been closed from further activity.

You can subscribe and participate further through the new bug through this link to our GitLab instance: https://gitlab.freedesktop.org/mesa/mesa/issues/218.

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