k3d/share/shaders/k3d_shadowdistant_rim.sl:14:    float __nondiffuse = 1;
k3d/share/shaders/k3d_softboxes.sl:299:    output varying float __nondiffuse = 1;
k3d/share/shaders/k3d_softboxes.sl:329:    __nondiffuse = NonDiffuse;
k3d/share/shaders/k3d_uberlight.sl:161: *   __nondiffuse - the analog to nonspecular; if this flag is set to
k3d/share/shaders/k3d_uberlight.sl:404:		     output float __nondiffuse = 0;
