Strange timing behavior
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14 years, 3 months ago
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Here are my actual tiiming numbers: Without the Sleep(), I ran 20,000 trials... trial 1 = 1.50883 trial 2 = 1.28858 trial 3 = 1.32256 trial 4 = 1.29549 .... skip a few ..... tri…
14 years, 3 months ago
accelerated buffer transfer
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14 years, 3 months ago
I am profiling a routine (ProcessTexture) that uses OpenGL to do some image procesing. To get a good idea on the routinies performance, I take the average of several trials: GLu…
14 years, 3 months ago
Hi, There are two general ways to populate a buffer object with client data: One can use glBuffer[Sub]Data() or glMapBuffer(), write to the returned pointer, followed by glUnmap…
14 years, 3 months ago
Hi, Does anyone know how to test if an asynchronous glTexSubImage2D() has completed? That is to say, I have called TexSubImage2D() with an PIXEL_UNPACK_BUFFER bound and some tim…
17 years, 5 months ago
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See all in DiscussionsHere are my actual tiiming numbers: Without the Sleep(), I ran 20,000 trials... trial 1 = 1.50883 trial 2 = …
14 years, 3 months ago
I am profiling a routine (ProcessTexture) that uses OpenGL to do some image procesing. To get a good idea on …
14 years, 3 months ago
I'm aware of how buffer mapping is traditionally used. Like you say, unmapping is an asych operation thus allowing the …
14 years, 3 months ago
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