k3d/share/shaders/k3d_brushedmetal2.sl:19: *  Kr			- coefficient of reflectivity
k3d/share/shaders/k3d_gmarbtile_polish.sl:10: *   Kr - reflectivity (shininess) of the surface
k3d/share/shaders/k3d_softboxes.sl:334:		if (surface("reflectivity",materiaRefl) == 0) {
k3d/share/shaders/k3d_tooledsteel.sl:22: *  Kr			- coefficient of reflectivity
k3d/share/shaders/k3d_watercolor.sl:19:	float reflectivity;

k3d/share/shaders/k3d_watercolor.sl:28:		reflectivity = (nSnell - 1)/(nSnell + 1);

k3d/share/shaders/k3d_watercolor.sl:29:		reflectivity = reflectivity * reflectivity;

k3d/share/shaders/k3d_watercolor.sl:35:		reflectivity = 0.5 * ( fs*fs + ts*ts );

k3d/share/shaders/k3d_watercolor.sl:45:	Ci = dist * ( reflectivity * sky + (1-reflectivity) * upwelling ) + (1-dist)* air;

