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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [swrast] piglit glsl-lod-bias regression"
href="https://bugs.freedesktop.org/show_bug.cgi?id=74911">74911</a>
</td>
</tr>
<tr>
<th>Keywords</th>
<td>regression
</td>
</tr>
<tr>
<th>CC</th>
<td>eric@anholt.net, idr@freedesktop.org
</td>
</tr>
<tr>
<th>Assignee</th>
<td>mesa-dev@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[swrast] piglit glsl-lod-bias regression
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>vlee@freedesktop.org
</td>
</tr>
<tr>
<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>git
</td>
</tr>
<tr>
<th>Component</th>
<td>Mesa core
</td>
</tr>
<tr>
<th>Product</th>
<td>Mesa
</td>
</tr></table>
<p>
<div>
<pre>mesa: 76f95ba2721ec3214e39711a991b510bdb3c5a36 (master)
$ ./bin/glsl-lod-bias -auto
Mesa 10.2.0-devel implementation error: meta program compile failed:
0:6(12): error: value of type vec3 cannot be assigned to variable of type vec4
source:
attribute vec2 position;
attribute vec3 textureCoords;
varying vec4 texCoords;
void main()
{
texCoords = textureCoords;
gl_Position = vec4(position, 0.0, 1.0);
}
Please report at <a href="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa">https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa</a>
Mesa: User error: GL_INVALID_VALUE in glAttachShader
Probe color at (75,2)
Expected: 0.000000 1.000000 0.000000
Observed: 0.447059 0.639216 0.466667
Probe color at (157,2)
Expected: 0.600000 0.600000 0.600000
Observed: 0.509804 0.533333 0.525490
Probe color at (207,2)
Expected: 0.000000 1.000000 0.000000
Observed: 0.600000 0.600000 0.600000
Probe color at (273,2)
Expected: 0.000000 1.000000 0.000000
Observed: 0.600000 0.600000 0.600000
PIGLIT: {'result': 'fail' }
10f7c544772a4b0b1f69d8e9fe4efd593c94418b is the first bad commit
commit 10f7c544772a4b0b1f69d8e9fe4efd593c94418b
Author: Ian Romanick <<a href="mailto:ian.d.romanick@intel.com">ian.d.romanick@intel.com</a>>
Date: Mon Dec 16 15:35:02 2013 -0800
meta: Expand texture coordinate from vec3 to vec4
This will be necessary to support cubemap array textures because they
use all four components.
Signed-off-by: Ian Romanick <<a href="mailto:ian.d.romanick@intel.com">ian.d.romanick@intel.com</a>>
Reviewed-by: Eric Anholt <<a href="mailto:eric@anholt.net">eric@anholt.net</a>>
:040000 040000 ab6708f31712fcfee8ba025fa236cd320d04bad2
fc1619427d93f0c69b76766909e080dac19fb4b4 M src
bisect run success</pre>
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