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How is a Spherical Harmonics Lightmap generated?
I have successfully generated a single color lightmap using ray tracing.
For each texel in the lightmap, I trace into the hemisphere (using the normal) and capture the incoming light.
This single ...
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How do I fix this unintentional chromatic aberration on a lightmap?
Some strange rainbow halos (front and left) appear after computation of a lightmap for direct light. The formula is
dot * dot2 / ( dist * dist ) * dl->intensity
...