| http://www.w3.org/ns/prov#value | - Programs in the shader can change this to whatever you want it to be (e.g. a cel shader) and you would need to do that in either a ray tracer or rasterizer.there is a lot of things I like about ray tracing, but it is not without flaw - it handles specular highlights fantastically, but does not handle diffuse well at all, so you have to bolt on other techniques.
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