k3d/share/shaders/k3d_skin1.sl:18: * skincolor, skinmap = the color of the skin. Using a map overrides original skincolor
k3d/share/shaders/k3d_skin1.sl:172:  color skincolor = color (0.7, 0.56, 0.52);
k3d/share/shaders/k3d_skin1.sl:204:  color Cskin = skincolor;
