Bug 108310

Summary: GraphicsContext3DCG needs to copy image data in paintToCanvas
Product: WebKit Reporter: Tim Horton <thorton>
Component: WebGLAssignee: Nobody <webkit-unassigned>
Status: RESOLVED FIXED    
Severity: Normal CC: dino, noam, roger_fong, simon.fraser, thorton, webkit.review.bot
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: Unspecified   
OS: Unspecified   
Bug Depends on:    
Bug Blocks: 107804    
Attachments:
Description Flags
patch simon.fraser: review+

Tim Horton
Reported 2013-01-30 01:18:39 PST
In the case of paintToCanvas into an accelerated destination canvas, drawing may happen later, so we need to copy the pixel data. ImageBuffer already knows to do this, but this WebGL-specific function does not!
Attachments
patch (6.40 KB, patch)
2013-01-30 02:24 PST, Tim Horton 		simon.fraser: review+
DetailsFormatted DiffDiff
View All Add attachment proposed patch, testcase, etc.
Tim Horton
Comment 1 2013-01-30 01:25:32 PST
https://bugs.webkit.org/show_bug.cgi?id=77185 was the fix for this for 2D canvas.
Tim Horton
Comment 2 2013-01-30 02:24:13 PST
Created attachment 185440 [details] patch
Tim Horton
Comment 3 2013-01-30 11:20:30 PST
http://trac.webkit.org/changeset/141288
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