Open Bug 1137876 Opened 10 years ago Updated 3 years ago

preserveDrawingBuffers = true is especially bad with ANGLE

Categories

(Core :: Graphics: CanvasWebGL, enhancement, P3)

x86
Windows 7
enhancement

Tracking

()

People

(Reporter: jrmuizel, Unassigned)

Details

(Whiteboard: gfx-noted webgl-perf)

With ANGLE we do a texture allocation and two copies every frame.
OS: Mac OS X → Windows 7
Yep, it's bad. Perf-sensitive devs largely know not to do this, but it would be nice to improve on it.
Severity: normal → enhancement
Whiteboard: gfx-noted
Whiteboard: gfx-noted → gfx-noted webgl-perf
Priority: -- → P3
Severity: normal → S3
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