World space view direction in Cg geometry shader
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01-07-2021 - |
题
How to to get view direction in world space inside the Cg geometry shader?
解决方案
it will be in the view matrix. Depending on your column-major or column-minor ordering, it will be in viewXf[3].xyz or flaot3(viewXf[0].w,viewXf[1].w,viewXf[2].w). Negate as desired to match your other math.
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