Bug 107576

Summary: Blender rendering errors with CYCLES_OPENCL_MEGA_KERNEL_TEST
Product: Beignet Reporter: Sven Arvidsson <sa>
Component: BeignetAssignee: Zhigang Gong <zhigang.gong>
Status: RESOLVED MOVED QA Contact:
Severity: normal    
Priority: medium    
Version: unspecified   
Hardware: x86-64 (AMD64)   
OS: Linux (All)   
Whiteboard:
i915 platform: i915 features:
Attachments: GPU rendering
CPU rendering (correct)

Description Sven Arvidsson 2018-08-15 10:26:14 UTC
Created attachment 141102 [details]
GPU rendering

Rendering using CYCLES_OPENCL_MEGA_KERNEL_TEST=1 results in rendering errors. See attached screenshots. No colors are rendered and the background in the cube scene is transparent.

Blender 2.79

Beignet 1.3.2
Comment 1 Sven Arvidsson 2018-08-15 10:26:46 UTC
Created attachment 141103 [details]
CPU rendering (correct)
Comment 2 Sven Arvidsson 2018-08-15 11:34:05 UTC
Same behavior using  Intel(R) HD Graphics Skylake Desktop GT2 and Intel(R) HD Graphics IvyBridge M GT2, 1536/2048 MB allocatable, 16MCU

Beignet reports "unable to find good values for local_work_size[i], please provide\n" " local_work_size[] explicitly, you can find good values with\n" " trial-and-error method."
Comment 3 GitLab Migration User 2018-10-12 21:27:08 UTC
-- GitLab Migration Automatic Message --

This bug has been migrated to freedesktop.org's GitLab instance and has been closed from further activity.

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