Bump shading for volume textures
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Bump mapping was introduced as a method of rendering realistic shading on bumpy surfaces, without actually rendering a full 3D model of the bumps. Bump mapping works well for parameterized surfaces. The authors interpret the 3D texture as a displacement function to be added to the surface position.<
Published in:
Computer Graphics and Applications, IEEE
(Volume:14
,
Issue:
4
)
Date of Publication: July 1994