Questions tagged [filtering]

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Anti-aliasing / Filtering in Ray Tracing

In ray tracing / path tracing, one of the simplest way to anti-alias the image is to supersample the pixel values and average the results. IE. instead of shooting every sample through the center of ...
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11 votes
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Path tracer - multi layered materials and importance sampling

I'm currently trying to implement a Monte Carlo path tracer. I've done some research and it seems that a common approach to materials is to use a layered model. Something like this: When light hits ...
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What does filter mean in glint rendering and texture mapping?

I bumped into the flowing when reading paper. Can anyone help to explain what does filter means in glint rendering and texture mapping? Thanks a lot!
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