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Re: Normal Maps Again
In the low-end ps2_0 profile you have 64 ALU instructions, 3dc/NM take 2 more (if you renormalize already, 4 more if you don't). 4 instructions is not a lot, however it could exceed those 64 if shaders are at limits already. This case is unlikely, and by the sound of it your programmer has some unknown other reason being… -
Normal Maps Again
Im trying to see if I can find and justification to give to our programmer about incorporating 3Dc or DXT5_NM for tangent maps since I found out the engine we use can only do tangents - period. . I found nvidia's showing Ids document about the different normal map options.…
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