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A homogenous point, that is (x, y, z, w) is needed for some transdormations and calculations. Right now i need it to get correct 1/z values after 2D projection which in turn will be needed for z-buffer and texture mapping.
A homogenous point, that is (x, y, z, w) is needed for some transdormations and calculations. Right now i need it to get correct 1/z values after 2D projection which in turn will be needed for z-buffer and texture mapping.