Ray Tracing with Bounding Volume Hierarchies

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Australia GetIntoGameDev
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Published on ● Video Link: https://www.youtube.com/watch?v=BmbfjHoqKUs


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#gamedev #gamedevelopment #programming
Comparing various BVH optimizations for CPU raytracing, a presentation of results.

Note: When talking about box collisions with tmax exceeding tmin, I goofed that up, should be the opposite test.

Sources:
https://onlinelibrary.wiley.com/doi/abs/10.1111/cgf.142662 (unfortunately paywalled, who does that?)

For the aabb-ray intersection: https://www.scratchapixel.com/lessons/3d-basic-rendering/minimal-ray-tracer-rendering-simple-shapes/ray-box-intersection

Code: https://github.com/amengede/getIntoGameDev

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