2008 | OriginalPaper | Buchkapitel
Color from orientation
Erschienen in: Writing mental ray® Shaders
Verlag: Springer Vienna
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In the previous chapter, we defined a shader that produced a constant color. Typically, the color of a surface will be dependent upon a number of factors—its shape, where it is, images that are used to define its color, and, as we’ll see in the next part of the book,
Light
, how the color of the surface can be represented by a simulation of the physics of illumination.