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pixel operations in opengl


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#1 sirius_black   Members   -  Reputation: 122

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Posted 27 July 2001 - 02:00 AM

i need some help on pixel operations.for instance how do i do the thermograph effect (false colors) or show the light amplification.

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#2 Julio   Members   -  Reputation: 116

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Posted 27 July 2001 - 06:25 AM

well, there are pixel functions in OpenGL, but they''re slow. I think pixel shaders could be could for that kind of detail, but very few people have a Geforce 3. I don''t know about the thermograph effect, but for light amplification can''t you just use OpenGL built in lighting functions?


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