Re: [Mesa3d-dev] glReadPixels

[Michael V. <bri...@lo...>]

On Mon, Jul 03, 2000 at 11:56:13AM -0500, Steve Baker wrote:

> glTexImage2D explicitly allows NULL textures - that's legal in OpenGL
> and has a very specific meaning - glReadPixels does not.

Yep, looked this up after sending my message (/me hits myself)...

> I actually quoted that from an SGI 'man' page - I don't have the Blue Book
> to hand - but I bet it's there.  If it's not, I apologise in advance - but

Yep, it's in the blue book. Create texture of width and height with
unspecified contents. Mesa sticks a big old piece of 'MESA' text in it
:)

m.

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