k3d/share/shaders/k3d_shifteddrtile.sl:14: *	sfreq - # of tiles in s
k3d/share/shaders/k3d_shifteddrtile.sl:55:	uniform float sfreq = 4.0;          /* # of tiles in s */
k3d/share/shaders/k3d_shifteddrtile.sl:78:		ss = mod (s * sfreq + 0.5, 1);
k3d/share/shaders/k3d_shifteddrtile.sl:82:		ss = repeat (s, sfreq);
k3d/share/shaders/k3d_shiftedmoontile.sl:12: *	sfreq - # of tiles in s
k3d/share/shaders/k3d_shiftedmoontile.sl:51:	uniform float sfreq = 4.0;
k3d/share/shaders/k3d_shiftedmoontile.sl:73:		ss = mod (s * sfreq + 0.5, 1);
k3d/share/shaders/k3d_shiftedmoontile.sl:75:		ss = repeat (s, sfreq);
k3d/share/shaders/k3d_skin1.sl:29: * poresfreq, poresthresh poresdepth = control the frequency, threshold and depth of the
k3d/share/shaders/k3d_skin1.sl:188:  float poresfreq = 60,
k3d/share/shaders/k3d_skin1.sl:211:  PP = transform ("shader",P) * poresfreq;
k3d/share/shaders/k3d_slateroof.sl:14:   sfreq: number of tiles on the s direction
k3d/share/shaders/k3d_slateroof.sl:27: 		the same sfreq, tfreq change the value of factor to ensure they have a 
k3d/share/shaders/k3d_slateroof.sl:50:                   	sfreq = 10,
k3d/share/shaders/k3d_slateroof.sl:58:	/* sfreq and tfreq must not be below 3 */				   
k3d/share/shaders/k3d_slateroof.sl:61:   uniform float swidth = 1 / sfreq, 		/* Tile width in the s directio */
k3d/share/shaders/k3d_slateroof.sl:105:	if ((mod(ct,2) >= 1)  && ((stile == 0) || (stile == sfreq)))
k3d/share/shaders/k3d_slateroof.sl:150:			if ((mod(ct,2) >= 1) && ((newstile == 0) || (newstile == sfreq)))
k3d/share/shaders/k3d_slateroof.sl:184:	ns = noise( s * txtscale * 59.8534 * sfreq, t * txtscale * 59.8534 * tfreq);
k3d/share/shaders/k3d_slateroofd.sl:10:    	sfreq: number of tiles on the s direction
k3d/share/shaders/k3d_slateroofd.sl:19: 			the same sfreq, tfreq change the value of factor to ensure they have a 
k3d/share/shaders/k3d_slateroofd.sl:45:                   	sfreq = 10,
k3d/share/shaders/k3d_slateroofd.sl:51:/* sfreq and tfreq must not be below 3 */				   
k3d/share/shaders/k3d_slateroofd.sl:54:   uniform float swidth = 1 / sfreq, 		/* Tile width in the s directio */
k3d/share/shaders/k3d_slateroofd.sl:97:   		if ((mod(ct,2) >= 1)  && ((stile == 0) || (stile == sfreq)))
k3d/share/shaders/k3d_slateroofd.sl:142:			if ((mod(ct,2) >= 1) && ((newstile == 0) || (newstile == sfreq)))
