Using photon mapping for indirect light and global illumination 16 samples, split caustics to separate photon map. Photon map had 10M photons and Caustics map 5M photons. Estimate irradiance uses a search radius of 0.1 with a maximum of 100 photons. Took 30:17.594

Using photon mapping for indirect light and global illumination, split caustics to separate photon map. Photon map had 10M photons and Caustics map 5M photons. Estimate irradiance uses a search radius of 0.1 with a maximum of 100 photons. Took 03:39.979

Using photon mapping for indirect light and global illumination. Photon map had 10M photons. Using a search radius of 0.5 with a maximum of 50 photons. Took 02:17.722

Using photon mapping for indirect light only. Photon map had 10M photons. Using a search radius of 0.5 with a maximum of 50 photons. Took 02:25.385

Using photon mapping for direct and indirect light only. Photon map had 10M photons. Using a search radius of 0.5 with a maximum of 50 photons. Took 07:20.162

Using photon mapping for direct light only. Photon map had 10M photons. Using a search radius of 10 with a maximum of 100 photons. Took 01:58:17.450.