[Webkit-unassigned] [Bug 70293] [TexMap][QT] TexMapGL renders a strange one-pixel border of BitmapTexture.
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Mon Oct 17 18:34:38 PDT 2011
https://bugs.webkit.org/show_bug.cgi?id=70293
Noam Rosenthal <noam.rosenthal at nokia.com> changed:
What |Removed |Added
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Attachment #111363|review?, commit-queue? |review-, commit-queue-
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--- Comment #4 from Noam Rosenthal <noam.rosenthal at nokia.com> 2011-10-17 18:34:38 PST ---
(From update of attachment 111363)
View in context: https://bugs.webkit.org/attachment.cgi?id=111363&action=review
Good catch!
Some nitpicks and we're done.
> Source/WebCore/ChangeLog:9
> + It is because BitmapTexture is larger than original bitmap due to POT and the
> + rest space of BitmapTexture would be filled undefined values.
Grammar:
Bug occurs because BitmapTexture is larger than the content due to rounding to NPOT, and its pixel data is never initialized.
> Source/WebCore/platform/graphics/opengl/TextureMapperGL.cpp:507
> +static void texImage2DResourceSafe(size_t width, size_t height)
Don't like the name... how about resetTexturePixelData?
> Source/WebCore/platform/graphics/opengl/TextureMapperGL.cpp:511
> + if (width > 0 && height > 0) {
those are unsigned, so
if (width && height)
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