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glCopyPixels is too slow!


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#1   Members   -  Reputation: 100

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Posted 13 August 2001 - 05:23 AM

Is there a way to do FAST blits with OpenGL ? glCopyPixels is really too slow. Thanks.

#2   Members   -  Reputation: 528

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Posted 13 August 2001 - 02:48 PM

hmm whats your code i can do 180mil pixels/sec on my vanta (slow tnt2)

#3   Members   -  Reputation: 122

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Posted 14 August 2001 - 12:12 AM

You shouldn''t need to blit video to video, and if you do, look for an alternative.
IF you are doing memory to video, draw a textured quad. Faster by far in most cases.

~~~
Cheers!
Brett Porter
PortaLib3D : A portable 3D game/demo libary for OpenGL





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