bump mapping
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English
[edit]![](http://upload.wikimedia.org/wikipedia/commons/thumb/0/0a/Bump-map-demo-full.png/400px-Bump-map-demo-full.png)
Noun
[edit]- (computer graphics) A technique where a perturbation to the surface normal of the object being rendered is applied to each pixel, based on a texture map, prior to calculating the illumination, so as to produce a richer, more detailed surface representation.