Assume pixel’s coordinates are
(0,0),(1,0),(1,1),(0,1) : each vertex in a pixel
(0,0) : left and lower coordinate value
(1,0) : right and lower coordinate value
…are the same as the Cartesian Coordinate…
Then Where are the depth values obtained
by glReadPixels defined?
I think the value will be defined at (0.5,0.5)
Is it right???
[This message has been edited by ZhugeLiang (edited 08-22-2000).]
[This message has been edited by ZhugeLiang (edited 08-22-2000).]