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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 --- - [BDW]Piglit spec_AMD_vertex_shader_layer_amd_vertex_shader_layer-layered-depth-texture-render fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=77851">77851</a>
</td>
</tr>
<tr>
<th>Assignee</th>
<td>idr@freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BDW]Piglit spec_AMD_vertex_shader_layer_amd_vertex_shader_layer-layered-depth-texture-render fails
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-3d-bugs@lists.freedesktop.org
</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>huax.lu@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>Drivers/DRI/i965
</td>
</tr>
<tr>
<th>Product</th>
<td>Mesa
</td>
</tr></table>
<p>
<div>
<pre>System Environment:
--------------------------
Platform: Broadwell
Libdrm:
(master)libdrm-2.4.53-6-gd4083dc762a2974c35ecd16be995272bbb6d57b4
Mesa: (master)34a68345e228b7cbc1bc6909704a89c08bf5368e
Xserver:
(master)xorg-server-1.15.99.902-47-ge924034269532979f1e88947ee9c33d30461edae
Xf86_video_intel:(master)2.99.911-94-gbb5b21e34f6cbe44a249e566471754b45c500e60
Libva: (staging)8577efbd3b1d4e8f113f78cf13d2182aa681b738
Libva_intel_driver:(staging)42258e128f19b93aa102672d5f61eb73d9f9808f
Kernel: (drm-intel-nightly)1e771b84e47085ef9b6efea1321e7cb5a8b2c065
Bug detailed description:
-----------------------------
It fails on Broadwell with Mesa master branch, but works well on Haswell.
output:
libGL: screen 0 does not appear to be DRI3 capable
libGL: pci id for fd 4: 8086:1616, driver i965
libGL: OpenDriver: trying /opt/X11R7/lib/dri/i965_dri.so
Probe depth at (0,0)
Expected: 0.514286
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.528571
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.542857
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.557143
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.585714
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.600000
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.614286
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.628571
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.657143
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.671429
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.685714
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.700000
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.728571
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.742857
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.757143
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.771429
Observed: 1.000000
Probe depth at (0,0)
Expected: 0.800000
Observed: 0.000000
Probe depth at (0,0)
Expected: 0.814286
Observed: 0.000000
Probe depth at (0,0)
Expected: 0.828571
Observed: 0.000000
Probe depth at (0,0)
Expected: 0.842857
Observed: 0.000000
Probe depth at (0,0)
Expected: 0.871429
Observed: 0.000000
Probe depth at (0,0)
Expected: 0.885714
Observed: 0.000000
Probe depth at (0,0)
Expected: 0.900000
Observed: 0.000000
Probe depth at (0,0)
Expected: 0.914286
Observed: 0.000000
Probe depth at (0,0)
Expected: 0.942857
Observed: 0.000000
Probe depth at (0,0)
Expected: 0.957143
Observed: 0.000000
Probe depth at (0,0)
Expected: 0.971429
Observed: 0.000000
Probe depth at (0,0)
Expected: 0.985714
Observed: 0.000000
PIGLIT: {'result': 'fail' }
Reproduce steps:
----------------------------
1. xinit
2. ./bin/amd_vertex_shader_layer-layered-depth-texture-render -auto</pre>
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