[Mesa-dev] [PATCH] mesa: check width and height in copyteximage

[Eric Anholt]

Marek Olšák <maraeo at gmail.com> writes:

> This WebGL test sets width and height to 0:
> https://www.khronos.org/registry/webgl/sdk/tests/conformance/misc/type-conversion-test.html

I don't see it being undefined, it just inherits behavior from teximage:

"CopyTexImage2D... defines a two-dimensional texture array in exactly
the manner of TexImage2D, except that the image data are taken from the
framebuffer rather than from client memory."
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