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Trouble with glReadPixels
Author
Can someone tell me the useage of glReadPixels? Here''s my simple
requirements:
read from RED(0-255 colors)
read one single pixel
return it to an integer called ''select''
int select=0; // default alignment =4
glReadPixels( x, y, 1, 1, GL_RED, GL_UNSIGNED_BYTE, &select );
Edited by - Serge K on August 3, 2000 6:28:53 PM
glReadPixels( x, y, 1, 1, GL_RED, GL_UNSIGNED_BYTE, &select );
Edited by - Serge K on August 3, 2000 6:28:53 PM
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