CS 5620/6620 - Fall 2025 - Rendering with Ray Tracing

Project 12 - Photon Mapping

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Nathan Hutton

Sat, Nov 22, 2025 @ 12:16 pm

Realized I forgot the geometry term in transmissive bounce mult. 100,000 photons. 88 seconds

Fri, Nov 21, 2025 @ 2:03 pm

Fixed monte carlo. 10,000 photons, 1 bounce. 110 seconds

Thu, Nov 20, 2025 @ 11:06 pm

Final gathering. This sucked. 1 sample. I dont know how long it took but it felt like forever

Thu, Nov 20, 2025 @ 9:36 pm

Fixed specular mult component by adding geometry term. 88 seconds. Indirect + caustics. 100,000 photons

Thu, Nov 20, 2025 @ 6:21 pm

Same as before, but with quadratic flag set in EstimateIrradiance. 86 seconds

Thu, Nov 20, 2025 @ 6:18 pm

Increasing EstimateIrradiance search radius. 88 seconds. 100,000 photons

Thu, Nov 20, 2025 @ 5:48 pm

1 million photons. Indirect + caustics. 133 seconds

Mon, Nov 17, 2025 @ 11:58 am

Caustics + indirect with photon mapping

Mon, Nov 17, 2025 @ 12:51 am

Caustics with no other photon mapping so doing MC GI. 275 seconds

Sun, Nov 16, 2025 @ 10:03 pm

Direct + indirect with photon mapping. 1 million photons. 64 seconds

Sun, Nov 16, 2025 @ 2:57 pm

10 thousand photons instead of 10 million. Direct only. 41 seconds

Sun, Nov 16, 2025 @ 2:53 pm

Direct lighting only. 10 million photons. 310 seconds. 0 bounces