[Mesa-dev] [Bug 91672] [llvmpipe] [softpipe] piglit gl-3.2-layered-rendering-framebuffertexture regression

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Mon Aug 17 21:03:56 PDT 2015


            Bug ID: 91672
           Summary: [llvmpipe] [softpipe] piglit
                    gl-3.2-layered-rendering-framebuffertexture 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: anuj.phogat at gmail.com, lemody at gmail.com,
                    t_arceri at yahoo.com.au

mesa: df97126731a745c1797c783414a44652be039d84 (master 11.0.0-devel)

$ ./bin/gl-3.2-layered-rendering-framebuffertexture -auto
Mesa: User error: GL_INVALID_VALUE in glTexImage2DMultisample(samples < 1)
Unexpected GL error: GL_INVALID_VALUE 0x501
(Error at piglit/tests/spec/gl-3.2/layered-rendering/framebuffertexture.c:216)
Texture Type: GL_TEXTURE_2D_MULTISAMPLE. Error during setup.
Texture Type: GL_TEXTURE_2D_MULTISAMPLE. FramebufferTexture() Test Failed.
Mesa: User error: GL_INVALID_VALUE in glTexImage3DMultisample(samples < 1)
Unexpected GL error: GL_INVALID_VALUE 0x501
(Error at /piglit/tests/spec/gl-3.2/layered-rendering/framebuffertexture.c:216)
Texture Type: GL_TEXTURE_2D_MULTISAMPLE_ARRAY. Error during setup.
Texture Type: GL_TEXTURE_2D_MULTISAMPLE_ARRAY. FramebufferTexture() Test
PIGLIT: {"result": "fail" }

d3ace603a97bdd031bdff7517728eff4d0fd6458 is the first bad commit
commit d3ace603a97bdd031bdff7517728eff4d0fd6458
Author: Timothy Arceri <t_arceri at yahoo.com.au>
Date:   Mon Aug 17 21:33:49 2015 +1000

    mesa: check samples > 0 for glTex*Multisample

    The GL 4.5 spec says its an GL_INVALID_VALUE error if samples equals 0 for
    glTexImage*Multisample and an GL_INVALID_VALUE error if samples < 1 for

    The spec says its undefined what happens if glTexImage*Multisample is
    a samples value < 0 but we currently already produced a GL_INVALID_VALUE
    in this case, this is also consistent with the Nvidia binary.

    Cc: Tapani Pälli <tapani.palli at intel.com>
    Reviewed-by: Anuj Phogat <anuj.phogat at gmail.com>

:040000 040000 07ad29d4e0e6516e0209b2aff640fd2bf3eb2c6c
222dc2c649c9c6cef68068fe8d1839261eb3a013 M    src
bisect run success

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