k3d/share/shaders/k3d_lunette.sl:48: *   ssrepeats, ttrepeats - Number of repeats of the grid pattern in both ss
k3d/share/shaders/k3d_lunette.sl:75:	float ttrepeats;	/* number of repeats in the tt direction */
k3d/share/shaders/k3d_lunette.sl:101:		1/ttrepeats, ttlinewidth, tt, filterwidth(tt)
k3d/share/shaders/k3d_lunette.sl:111:		point(ss*ssrepeats, tt*ttrepeats, noiseRandom);
