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Merge NoHit sampling #4

Merged
merged 39 commits into from
Jul 9, 2023
Merged

Merge NoHit sampling #4

merged 39 commits into from
Jul 9, 2023

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nonl4331
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The initial implementation is complete. The code may require some cleanup.

 - Importance sampling added for NoHit
 - MIS code modified to sample NoHit
 - CDF1D and CDF2D structs added
 - f64 feature added to force f64 use
 - PDF generation from texture added
 - NoHit trait changed to for PDF query and sampling
 - gui featured added to avoid bundling vulkano if not needed
 - Changed permute function in perlin noise to use constant
 - Added new tests for sky sampling and distributions
 - Added checking on chi2_probability function
 - Fixed issue where df = 0 due to pooling under certain conditions
 - Added from_spherical function to Vec3
 - Changed classic scene to use z up
@nonl4331 nonl4331 linked an issue Oct 27, 2022 that may be closed by this pull request
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@nonl4331 nonl4331 merged commit 404da54 into main Jul 9, 2023
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Implement importance sampling for NoHit
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