k3d/share/shaders/k3d_antialiasedchecks.sl:11: *   frequency		determines the frequency (in s-t space) of the checks
k3d/share/shaders/k3d_antialiasedchecks.sl:26:float Ka = 1, Kd = 1, frequency = 10;
k3d/share/shaders/k3d_antialiasedchecks.sl:46:  sfuzz = .5 * swidth * frequency / Nfactor;
k3d/share/shaders/k3d_antialiasedchecks.sl:47:  tfuzz = .5 * twidth * frequency / Nfactor;
k3d/share/shaders/k3d_antialiasedchecks.sl:51:  smod = mod (s*frequency, 1);
k3d/share/shaders/k3d_antialiasedchecks.sl:52:  tmod = mod (t*frequency, 1);
k3d/share/shaders/k3d_brick.sl:39:		  float pockfrequency = 10, groovedepth = 0.01;
k3d/share/shaders/k3d_brick.sl:122:	((ss + sbrick) * pockfrequency / BMHEIGHT,
k3d/share/shaders/k3d_brick.sl:123:	 (tt + tbrick) * pockfrequency / BMWIDTH), 0.25);
k3d/share/shaders/k3d_brickbump.sl:20: *    pockfrequency             The st frequency of the pits.
k3d/share/shaders/k3d_brickbump.sl:34:			   float pockfrequency = 10, groovedepth = 0.01;
k3d/share/shaders/k3d_brickbump.sl:76:	((ss + sbrick) * pockfrequency / BMHEIGHT,
k3d/share/shaders/k3d_brickbump.sl:77:	 (tt + tbrick) * pockfrequency / BMWIDTH), 0.25);
k3d/share/shaders/k3d_brickbump3.sl:20: *    pockfrequency             The st frequency of the pits.
k3d/share/shaders/k3d_brickbump3.sl:45:	       "mortarthickness" 0.02 "pitting" 0.015 "pockfrequency" 12
k3d/share/shaders/k3d_brickbump3.sl:55:	    float pockfrequency = 10, groovedepth = 0.01; 
k3d/share/shaders/k3d_brickbump3.sl:112:  disp -= fact * pow(noise ((ss+sbrick)*pockfrequency/BMHEIGHT,
k3d/share/shaders/k3d_brickbump3.sl:113:		            (tt+tbrick)*pockfrequency/BMWIDTH), 0.25);
k3d/share/shaders/k3d_bubbles.sl:12:	float frequency = 1; /* number of bubbles per linear surface */
k3d/share/shaders/k3d_bubbles.sl:19: float smod = mod((s) * frequency, 1) - 0.5;
k3d/share/shaders/k3d_bubbles.sl:20: float tmod = mod((t) * frequency, 1) - 0.5;
k3d/share/shaders/k3d_castucco.sl:10: *   freq - basic frequency of the texture
k3d/share/shaders/k3d_ceramictiles.sl:19: *   mottlefreq - frequency of the mottling between Cbase & Cmottle
k3d/share/shaders/k3d_ceramictiles.sl:236:   * scaling it by some high frequency fBm.
k3d/share/shaders/k3d_dented.sl:12: *   frequency  	the frequency of the dents
k3d/share/shaders/k3d_dented.sl:30:displacement k3d_dented( float Km = 1; float power = 3; float frequency = 1; float maxoctaves = 6; )
k3d/share/shaders/k3d_dented.sl:38:	size = frequency;
k3d/share/shaders/k3d_filament.sl:10:	float	frequency	= 5.0,
k3d/share/shaders/k3d_filament.sl:15:	float offset = mod((t*frequency + s + phase), 1.0);
k3d/share/shaders/k3d_gloop.sl:11: * freq - the frequency of the noise. Lower values
k3d/share/shaders/k3d_gmarbtile_polish.sl:14: *   veinfreq - controls the frequency of the veining effects
k3d/share/shaders/k3d_greenmarble.sl:12: *   veinfreq - controls the frequency of the veining effects
k3d/share/shaders/k3d_greenmarble.sl:43:   *    Use turbulence - use frequency clamping
k3d/share/shaders/k3d_hextile.sl:57:         float stainfrequency = 2;
k3d/share/shaders/k3d_hextile.sl:58:         float scufffrequency = 4;
k3d/share/shaders/k3d_hextile.sl:112:  stain = stains * smoothstep (.5,1, noise(s*stainfrequency,t*stainfrequency));
k3d/share/shaders/k3d_hextile.sl:114:  scuff = scuffing * smoothstep (.6,1, noise(t*scufffrequency-90.26,
k3d/share/shaders/k3d_hextile.sl:115:					     s*scufffrequency+123.82));
k3d/share/shaders/k3d_oak.sl:18: *   ringfreq - mean frequency of ring spacing
k3d/share/shaders/k3d_oak.sl:20: *   grainfreq - frequency of the fine grain
k3d/share/shaders/k3d_oakplank.sl:25: *   ringfreq - mean frequency of ring spacing
k3d/share/shaders/k3d_oakplank.sl:27: *   grainfreq - frequency of the fine grain
k3d/share/shaders/k3d_rustymetal.sl:71:  /* If it's rusty, also add a high frequency bumpiness to the normal */
k3d/share/shaders/k3d_screen.sl:12: *   frequency - how many cycles of screen in st space
k3d/share/shaders/k3d_screen.sl:26:		   float density = 0.25, frequency = 20;)
k3d/share/shaders/k3d_screen.sl:30:  if(mod(s * frequency, 1) < density || mod(t * frequency, 1) < density)
k3d/share/shaders/k3d_screen_aa.sl:12: *   frequency - how many cycles of screen in st space
k3d/share/shaders/k3d_screen_aa.sl:32:		      float density = 0.25, frequency = 20;)
k3d/share/shaders/k3d_screen_aa.sl:45:  swidth = max(abs(Du(s) * du) + abs(Dv(s) * dv), MINFILTERWIDTH) * frequency;
k3d/share/shaders/k3d_screen_aa.sl:46:  twidth = max(abs(Du(t) * du) + abs(Dv(t) * dv), MINFILTERWIDTH) * frequency;
k3d/share/shaders/k3d_screen_aa.sl:49:  ss = mod(frequency * s, 1);
k3d/share/shaders/k3d_screen_aa.sl:50:  tt = mod(frequency * t, 1);
k3d/share/shaders/k3d_skin1.sl:29: * poresfreq, poresthresh poresdepth = control the frequency, threshold and depth of the
k3d/share/shaders/k3d_starfield.sl:11:surface k3d_starfield(float intensity = 2.0; float frequency = 0.1; float size = 0.3; float irregularity = 2.0)
k3d/share/shaders/k3d_starfield.sl:14:	point PP = transform("object", frequency * P);
k3d/share/shaders/k3d_stucco.sl:10: *   frequency  	the frequency of the pimples
k3d/share/shaders/k3d_stucco.sl:17:displacement k3d_stucco(float Km = 0.05, power = 5, frequency = 10;)
k3d/share/shaders/k3d_stucco.sl:23:  magnitude = Km * pow(noise(PP * frequency), power);
k3d/share/shaders/k3d_superplank.sl:33: *   varnishbumpfreq - frequency of bumps in the varnish coating
k3d/share/shaders/k3d_threads.sl:11:		frequency	= 5.0,
k3d/share/shaders/k3d_threads.sl:19:	magnitude = (sin( PI*2*(t*frequency + s + phase))+offset) * Km;
k3d/share/shaders/k3d_uberlight.sl:91: *   noisefreq - frequency of the noise.
k3d/share/shaders/k3d_veinedmarble.sl:11: *   veinfreq - controls fhe lowest frequency of the color veins
k3d/share/shaders/k3d_veinedmarble.sl:13: *   warpfreq - lowest frequency of the turbulent warping in the marble
k3d/share/shaders/k3d_waterlight.sl:13:	float frequency = 1;
k3d/share/shaders/k3d_waterlight.sl:24:			Cl = mix(minimum_intensity, maximum_intensity, float noise(frequency * Ps)) * lightcolor;
