[Mesa-dev] [Bug 97569] [swrast] piglit getteximage-formats regression

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=97569

            Bug ID: 97569
           Summary: [swrast] piglit getteximage-formats regression
           Product: Mesa
           Version: git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Keywords: bisected, regression
          Severity: normal
          Priority: medium
         Component: Mesa core
          Assignee: mesa-dev at lists.freedesktop.org
          Reporter: vlee at freedesktop.org
        QA Contact: mesa-dev at lists.freedesktop.org
                CC: kenneth at whitecape.org, topi.pohjolainen at intel.com

mesa: 72b56e8b1ae34b4c10f822b704521ccd463270b3 (master 12.1.0-devel)


$ ./bin/getteximage-formats -auto
getteximage-formats failure: format: GL_SRGB_EXT, level 1 at pixel(369, 103)
 Expected (0.992157, 0.992157, 0.501961, 1.000000)
         Found (0.972549, 0.972549, 0.215686, 1.000000)
Tolerance (0.031250, 0.031250, 0.031250, 0.250000)
getteximage-formats failure: format: GL_SRGB_EXT, level 2 at pixel(421, 71)
 Expected (0.992157, 0.992157, 0.501961, 1.000000)
         Found (0.956863, 0.956863, 0.215686, 1.000000)
Tolerance (0.031250, 0.031250, 0.031250, 0.250000)
getteximage-formats failure: format: GL_SRGB8_EXT, level 1 at pixel(369, 103)
 Expected (0.992157, 0.992157, 0.501961, 1.000000)
         Found (0.972549, 0.972549, 0.215686, 1.000000)
Tolerance (0.031250, 0.031250, 0.031250, 0.250000)
getteximage-formats failure: format: GL_SRGB8_EXT, level 2 at pixel(421, 71)
 Expected (0.992157, 0.992157, 0.501961, 1.000000)
         Found (0.956863, 0.956863, 0.215686, 1.000000)
Tolerance (0.031250, 0.031250, 0.031250, 0.250000)
getteximage-formats failure: format: GL_SRGB_ALPHA_EXT, level 1 at pixel(369,
103)
 Expected (0.690273, 0.690273, 0.449981, 0.240292)
         Found (0.678431, 0.678431, 0.305882, 0.239216)
Tolerance (0.031250, 0.031250, 0.031250, 0.031250)
getteximage-formats failure: format: GL_SRGB_ALPHA_EXT, level 2 at pixel(421,
71)
 Expected (0.690273, 0.690273, 0.449981, 0.240292)
         Found (0.670588, 0.670588, 0.305882, 0.239216)
Tolerance (0.031250, 0.031250, 0.031250, 0.031250)
getteximage-formats failure: format: GL_SRGB8_ALPHA8_EXT, level 1 at pixel(369,
103)
 Expected (0.690273, 0.690273, 0.449981, 0.240292)
         Found (0.678431, 0.678431, 0.305882, 0.239216)
Tolerance (0.031250, 0.031250, 0.031250, 0.031250)
getteximage-formats failure: format: GL_SRGB8_ALPHA8_EXT, level 2 at pixel(421,
71)
 Expected (0.690273, 0.690273, 0.449981, 0.240292)
         Found (0.670588, 0.670588, 0.305882, 0.239216)
Tolerance (0.031250, 0.031250, 0.031250, 0.031250)
PIGLIT: {"result": "fail" }


6cf8708ce55fb38c400c8f005e55170f54241187 is the first bad commit
commit 6cf8708ce55fb38c400c8f005e55170f54241187
Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Fri Aug 12 14:48:54 2016 -0700

    meta: Always do GenerateMipmaps in linear colorspace.

    When generating mipmaps for sRGB textures, force both decode and encode,
    so the filtering is done in linear colorspace, regardless of settings.

    Fixes a WebGL conformance test in Chrome:
   
https://www.khronos.org/registry/webgl/sdk/tests/conformance2/textures/misc/tex-srgb-mipmap.html?webglVersion=2

    Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97322
    Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
    Reviewed-by: Topi Pohjolainen <topi.pohjolainen at intel.com>

:040000 040000 733e4c7b073125598497a608ebd397f141256506
55d86d5e6b408e71bb86f249941fd03d224934c7 M      src
bisect run success

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