The contour shader library contains a number of contour shaders that are useful for rendering cartoon-type images. For details on contour rendering, see chapter contour.
Before any shader in the contour shader library can be used, it must be attached to the mental ray rendering software, for example by using .mi file statements
link "contour.so"
$include <contour.mi>
Declarations are given in mi format of mental ray. Here is the summary: