k3d/share/shaders/k3d_craters.sl:36:    float	rmax1=1000000,rmax2=1000000,rrad1=0,rrad2=0,cellsizescale,ilac;
k3d/share/shaders/k3d_craters.sl:66:		    if (r < rmax1) {
k3d/share/shaders/k3d_craters.sl:71:		      rmax2 = rmax1;
k3d/share/shaders/k3d_craters.sl:73:		      rmax1 = r;
k3d/share/shaders/k3d_craters.sl:95:	if (rrad1 > 0 && rmax1 > 0) 
k3d/share/shaders/k3d_craters.sl:97:	    r = smoothstep(0,rrad1,rmax1);
