<html>
<head>
<base href="https://bugs.freedesktop.org/">
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [bisected] texture misrender / flicker in The Talos Principle on SKL"
href="https://bugs.freedesktop.org/show_bug.cgi?id=96607">96607</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[bisected] texture misrender / flicker in The Talos Principle on SKL
</td>
</tr>
<tr>
<th>Product</th>
<td>Mesa
</td>
</tr>
<tr>
<th>Version</th>
<td>git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>Drivers/DRI/i965
</td>
</tr>
<tr>
<th>Assignee</th>
<td>idr@freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>notasas@gmail.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-3d-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>jljusten@gmail.com
</td>
</tr></table>
<p>
<div>
<pre>Very similar symptoms to <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - [bisected] occasional dark render in The Talos Principle"
href="show_bug.cgi?id=96425">bug 96425</a> , but different cause. Turns out to be a
regression:
commit 44997fc0c1cc7f24216e3b1c5d954919df946ee5
Author: Kristian Høgsberg Kristensen <<a href="mailto:kristian.h.kristensen@intel.com">kristian.h.kristensen@intel.com</a>>
Date: Sun May 1 21:20:02 2016 -0700
i965: Support textures with multiple planes
Reviewed-by: Jordan Justen <<a href="mailto:jordan.l.justen@intel.com">jordan.l.justen@intel.com</a>>
Trace with grass incorrectly rendered on the last frame:
<a href="https://drive.google.com/file/d/0Bz8fw_SGGDzsendNRDc2U1BFdk0/view?usp=sharing">https://drive.google.com/file/d/0Bz8fw_SGGDzsendNRDc2U1BFdk0/view?usp=sharing</a>
This hack seems to be enough to unbreak it:
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -911,8 +911,8 @@ brw_update_texture_surfaces(struct brw_context *brw)
}
if (fs) {
- update_stage_texture_surfaces(brw, fs, &brw->wm.base, false, 1);
- update_stage_texture_surfaces(brw, fs, &brw->wm.base, false, 2);
+ //update_stage_texture_surfaces(brw, fs, &brw->wm.base, false, 1);
+ //update_stage_texture_surfaces(brw, fs, &brw->wm.base, false, 2);
}
brw->ctx.NewDriverState |= BRW_NEW_SURFACES;</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the QA Contact for the bug.</li>
</ul>
</body>
</html>