by Debevec, Paul
Abstract:
We present a technique for approximating a light probe image as a constellation of light sources based on a median cut algorithm. The algorithm is efï¬cient, simple to implement, and can realistically represent a complex lighting environment with as few as 64 point light sources.
Reference:
A Median Cut Algorithm for Light Probe Sampling (Debevec, Paul), In SIGGRAPH (Special Interest Group - Graphics), 2005.
Bibtex Entry:
@inproceedings{debevec_median_2005,
address = {Los Angeles, CA},
title = {A {Median} {Cut} {Algorithm} for {Light} {Probe} {Sampling}},
url = {http://ict.usc.edu/pubs/A%20Median%20Cut%20Algorithm%20for%20Light%20Probe%20Sampling.pdf},
abstract = {We present a technique for approximating a light probe image as a constellation of light sources based on a median cut algorithm. The algorithm is efï¬cient, simple to implement, and can realistically represent a complex lighting environment with as few as 64 point light sources.},
booktitle = {{SIGGRAPH} ({Special} {Interest} {Group} - {Graphics})},
author = {Debevec, Paul},
month = aug,
year = {2005},
keywords = {Graphics}
}