k3d/share/shaders/k3d_skin1.sl:206:  float oilVal = oily;
k3d/share/shaders/k3d_skin1.sl:286:      oilVal *= float texture(oilmap);
k3d/share/shaders/k3d_skin1.sl:288:  sc += (lc * (oilVal * 0.1) );
