Comment Comment by vardump Agreed on other counts except for FPU.Quake performs one FPU divide per pixel for texture mapping perspective correction.ARM7TDMI does not have any kind of divide, so perspective correction is tricky, even if it's just 120 px horizontally. parent vardump 2 years ago
Quake performs one FPU divide per pixel for texture mapping perspective correction.
ARM7TDMI does not have any kind of divide, so perspective correction is tricky, even if it's just 120 px horizontally.