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WebGL Insights
book

WebGL Insights

by Patrick Cozzi
August 2015
Intermediate to advanced content levelIntermediate to advanced
416 pages
16h 58m
English
A K Peters/CRC Press
Content preview from WebGL Insights
258 16. HDR Image-BasedLighting on the Web
aswell as ltering artifacts, which can be dicult to fully mask. Dual paraboloid mapping
[Heidrich 98] avoids this polar distortion, having only modest discontinuities. It does,
however, provoke somewhat uneven texel distribution and does not make ecient use of
texture space, as much goes unused around its circular borders.
Octahedral environment mapping [Engelhardt 08] provides a good compromise
between simplicity, distortion, and speed, with performance and appearance very similar
to cube mapping. Additionally, its two-dimensional surface lies in a perfect square, which
means no space goes unus ...
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Publisher Resources

ISBN: 9781498716079