Progressive Path Tracing: Noise Melting Into an Image

Every pixel fires its own random rays; a buffer that outlives the frame turns the static into a picture.

5 tasks

1. Dice Every Thread Can Roll
2. Where the Ray Hits
3. One Path Per Pixel, and It Looks Terrible
4. The Buffer That Outlives the Frame
5. The Noise Falls Like 1/√n

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