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Old 05-06-03, 07:37 AM   #3
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Join Date: May 2003
Posts: 4

It doesn't matter if I use the same buffer or not, I'm afraid. Still the same bad performance...

For a 1280x1024 sized window, each glCopyPixels takes about 1.5 seconds if I use e.g. glPixelTransferf(GL_RED_SCALE, 0.0f) before calling it.

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