Bug 35878

Summary: No support for user clip planes in NV50 driver
Product: Mesa Reporter: maximlevitsky
Component: Drivers/DRI/nouveauAssignee: Nouveau Project <nouveau>
Status: RESOLVED FIXED QA Contact:
Severity: minor    
Priority: lowest    
Version: git   
Hardware: x86-64 (AMD64)   
OS: Linux (All)   
Whiteboard:
i915 platform: i915 features:
Attachments: git snapshot
screenshot
patch

Description maximlevitsky 2011-04-01 09:06:10 UTC
Created attachment 45140 [details]
git snapshot

Hardware: Geforce 8400M GS - (0x086700a2)
          Acer Aspire 5720G

Userspace: Git tips of all components except Xserver.
          In attached file, you see the latest commits of each tree

Kernel drm version: dd34154f9bd75d13caefffd9d6086a1d23a45856
          drm/nouveau: use static vidshift of 2 on volt 0x30 tables


This can be seen in the welcome screen, might somehow be related to stencil.
Screenshot attached.
Comment 1 maximlevitsky 2011-04-01 09:13:10 UTC
Created attachment 45141 [details]
screenshot

you see that letters are rendered with black surface instead of glassy one
Comment 2 Christoph Bumiller 2011-04-01 12:03:47 UTC
This is because user clip planes are ignored by nv50, it looks correct on nvc0 and like on the screenshot when I comment out the clip planes enable there.
Comment 3 maximlevitsky 2011-04-01 12:43:50 UTC
Aha!. Thats the same problem with 3D windows of compiz.
So thats is a really very minor problem.
Comment 4 maximlevitsky 2011-04-01 12:45:05 UTC
Aha!. Thats the same problem with 3D windows of compiz.
So thats is a really very minor problem.
Comment 5 maximlevitsky 2011-05-16 21:35:03 UTC
Created attachment 46789 [details] [review]
patch

Should fix this
Comment 6 maximlevitsky 2011-05-19 11:12:05 UTC
patch applied now, bug fixed.

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.