k3d/share/shaders/k3d_waterdisplacement.sl:13:displacement k3d_waterdisplacement (float Km = 1.0; string bumpmap = "")

k3d/share/shaders/k3d_waterdisplacement.sl:22:	if (bumpmap != "")

k3d/share/shaders/k3d_waterdisplacement.sl:23:		hump = texture(bumpmap, s, t);	

