k3d/share/shaders/k3d_brick.sl:57:   * size by a bit -- it makes the transitions between brick and mortar
k3d/share/shaders/k3d_bubbly.sl:13: *  try lowering bubsize for pimples.
k3d/share/shaders/k3d_bubbly.sl:24: *  bubsize - basicly the radius of the bubbles. distance in rVu's.
k3d/share/shaders/k3d_bubbly.sl:32:         bubsize = 1)
k3d/share/shaders/k3d_bubbly.sl:59:  bub = clamp(shortest,0,bubsize)/bubsize; 
k3d/share/shaders/k3d_castucco.sl:33:  /* Do texture calcs in "shader" space, get approximate filter size */
k3d/share/shaders/k3d_celld.sl:18:	float voro_freq = 1;    /* desc {Feature size } */
k3d/share/shaders/k3d_celld.sl:19:	float voro_step = 0.05; /* desc {Step value size.  If the difference
k3d/share/shaders/k3d_ceramictiles.sl:6: * Parameters for pattern placement and size:
k3d/share/shaders/k3d_corktile.sl:16: * gap - the size of the gap or groove between tiles, measured as a proportion of the tile,
k3d/share/shaders/k3d_craters.sl:36:    float	rmax1=1000000,rmax2=1000000,rrad1=0,rrad2=0,cellsizescale,ilac;
k3d/share/shaders/k3d_craters.sl:48:	cellsizescale = swidth/sc;
k3d/share/shaders/k3d_craters.sl:61:		    sctr = cellsizescale * (scell + 0.5 + jitter * cellnoise(scell+0.5, tcell+0.5));
k3d/share/shaders/k3d_craters.sl:62:		    tctr = cellsizescale * (tcell + 0.5 + jitter * cellnoise(scell+3.5, tcell+8.5));
k3d/share/shaders/k3d_craters.sl:67:		      /* rad is size of crater squared */
k3d/share/shaders/k3d_craters.sl:77:		      /* rad is size of crater squared */
k3d/share/shaders/k3d_crayon.sl:15:	micro - the size of the dots that make up a crayon stroke, relative to the size of
k3d/share/shaders/k3d_crayon.sl:80:	float fw = max(filterwidth(s), filterwidth(t)); /* the size of the micropolygon */
k3d/share/shaders/k3d_dented.sl:32:	float size;
k3d/share/shaders/k3d_dented.sl:38:	size = frequency;
k3d/share/shaders/k3d_dented.sl:41:			magnitude += abs(0.5 - noise(PP*size)) / size;
k3d/share/shaders/k3d_dented.sl:42:			size *= 2;
k3d/share/shaders/k3d_ember.sl:23:	float size = distance (PP, QQ) / baseSize;
k3d/share/shaders/k3d_ember.sl:25:	//size now represents the size of the sphere particle normalised into 0,1.
k3d/share/shaders/k3d_ember.sl:43:	Ci = color spline (spcol * size, 
k3d/share/shaders/k3d_ember.sl:69:		Oi = angle * size;
k3d/share/shaders/k3d_eroded.sl:15:	float size = 4.0,
k3d/share/shaders/k3d_eroded.sl:25:		magnitude += 4.0 * abs (.5 - noise (W * size)) / size;
k3d/share/shaders/k3d_eroded.sl:26:		size *= 2.0;
k3d/share/shaders/k3d_eyeball.sl:17: *   pupilsize - size of pupil (in "t" space)
k3d/share/shaders/k3d_eyeball.sl:18: *   irissize - size of iris (in "t" space), must be larger than pupilsize
k3d/share/shaders/k3d_eyeball.sl:54:	 float pupilsize = 0.05, irissize = 0.12;
k3d/share/shaders/k3d_eyeball.sl:83:  irisstat = smoothstep (irissize, irissize+twidth, tt);
k3d/share/shaders/k3d_eyeball.sl:84:  pupilstat = smoothstep (pupilsize, pupilsize+twidth, tt);
k3d/share/shaders/k3d_eyeball.sl:85:  bloody = bloodshot * (smoothstep (-irissize, 2.5*irissize, tt));
k3d/share/shaders/k3d_eyeball.sl:107:  Ciris = mix (iriscolor, irisoutercolor, smoothstep (irissize*.8, irissize, tt));
k3d/share/shaders/k3d_fresnelplastic.sl:49:   /* cat Reflection desc {The size of the room to base the reflection
k3d/share/shaders/k3d_fur2.sl:49:	 float spec_size_fade  = 0.1;
k3d/share/shaders/k3d_fur2.sl:104:    Kspec *= min( smoothstep( start_spec, start_spec + spec_size_fade, v),  
k3d/share/shaders/k3d_fur2.sl:105:		  1 - smoothstep( end_spec, end_spec - spec_size_fade, v ) );
k3d/share/shaders/k3d_gloop.sl:29:  vector stepsize = magnitude/freq;
k3d/share/shaders/k3d_gloop.sl:56:    P -= vtransform("object","current",step)*nz*stepsize;
k3d/share/shaders/k3d_gmarbtile_polish.sl:18: *   tilesize - how big each tile is
k3d/share/shaders/k3d_gmarbtile_polish.sl:38:			     float tilesize = 1;
k3d/share/shaders/k3d_gmarbtile_polish.sl:56:  float ss = xcomp(PP) / tilesize;
k3d/share/shaders/k3d_gmarbtile_polish.sl:58:  float tt = ycomp(PP) / tilesize;
k3d/share/shaders/k3d_gouge.sl:18:    *  determines the size of the gouge. Multiply by the Km factor, then 
k3d/share/shaders/k3d_graphic_lines.sl:19:        float noise_size_highlight=1.0;
k3d/share/shaders/k3d_graphic_lines.sl:42:        float noise_size_paint=1.0;
k3d/share/shaders/k3d_graphic_lines.sl:65:        float noise_size_ink=1.0;
k3d/share/shaders/k3d_graphic_lines.sl:131:	ns_highlight=noise_size_highlight;
k3d/share/shaders/k3d_graphic_lines.sl:206:	ns_paint=noise_size_paint;
k3d/share/shaders/k3d_graphic_lines.sl:278:	ns_ink=noise_size_ink;
k3d/share/shaders/k3d_grass_displace.sl:18:              size = 1.0,

k3d/share/shaders/k3d_grass_displace.sl:19:	      size2 = 0.75; )

k3d/share/shaders/k3d_grass_displace.sl:43:      if (z <= size2 )

k3d/share/shaders/k3d_grass_displace.sl:55:      if (z <= size )

k3d/share/shaders/k3d_grass_surface.sl:12:              size = 1.0,

k3d/share/shaders/k3d_grass_surface.sl:13:	      size2 = 0.75; )

k3d/share/shaders/k3d_lensflare.sl:16: *   bloomradius, bloomfalloff - control the size & shape of the bloom
k3d/share/shaders/k3d_lensflare.sl:21: *          size and shape of the starburst effect
k3d/share/shaders/k3d_lensflare.sl:23: *   rainbowradius, rainbowwidth - size of the rainbow
k3d/share/shaders/k3d_lunette.sl:23: *   noiseScale - scale factor for the fBm noise relative to the grid size
k3d/share/shaders/k3d_lunette.sl:55: *   noiseScale - Scale of the background fBm noise (relative to the size of
k3d/share/shaders/k3d_noisysmoke.sl:32:		      float stepsize = 0.1; float debug = 0;
k3d/share/shaders/k3d_noisysmoke.sl:64:  d = integstart + random() * stepsize;
k3d/share/shaders/k3d_noisysmoke.sl:71:      GADD(PP, PW, li, dtau) ss = min(stepsize, end - d);
k3d/share/shaders/k3d_oakplank.sl:15: *   plankwidth, planklength - size of the planks
k3d/share/shaders/k3d_parquet_plank.sl:8: *   units are both the same size in world space.
k3d/share/shaders/k3d_parquet_plank2.sl:9: *   units are both the same size in world space.
k3d/share/shaders/k3d_parquet_tile.sl:10: *   units are both the same size in world space.
k3d/share/shaders/k3d_planetclouds.sl:37: *      to this shader will need to be altered if the size of your planet
k3d/share/shaders/k3d_redapple.sl:21: * different size apples, make sure to change txtscale appropriately.
k3d/share/shaders/k3d_ripple.sl:16:	       size = 5; )

k3d/share/shaders/k3d_slateroof.sl:19: 	gap: the size of the gap between one tile and the next in the s direction,
k3d/share/shaders/k3d_slateroofd.sl:15: 		gap: the size of the gap between one tile and the next in the s direction,
k3d/share/shaders/k3d_smoke.sl:15: *   stepsize - step size for integration
k3d/share/shaders/k3d_smoke.sl:37:		  float stepsize;
k3d/share/shaders/k3d_smoke.sl:57:	  0.5 * fBm(Psmoke * 2, stepsize * 2, smokeoctaves - 1, 2, 0.5);
k3d/share/shaders/k3d_smoke.sl:79:		 float stepsize = 0.1, maxsteps = 100;
k3d/share/shaders/k3d_smoke.sl:89:  float d = integstart + random() * stepsize;
k3d/share/shaders/k3d_smoke.sl:93:  /* Calculate a reasonable step size */
k3d/share/shaders/k3d_smoke.sl:95:  float ss = min(stepsize, end - d);
k3d/share/shaders/k3d_smoke2.sl:13: *   stepsize - step size for integration
k3d/share/shaders/k3d_smoke2.sl:79:	    float stepsize = 0.1;
k3d/share/shaders/k3d_smoke2.sl:110:  d = integstart + /*random()* */ stepsize;
k3d/share/shaders/k3d_smoke2.sl:117:      ss = min (stepsize, end-d);
k3d/share/shaders/k3d_spacecloud.sl:62:  float freq, i, size;
k3d/share/shaders/k3d_spacecloud.sl:82:	fBm (P, noiseScale, octaves, PP, freq, i, size, adjust);
k3d/share/shaders/k3d_srfdeformation.sl:15:   additional contrast and color controls are left as an exersize
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:24:	float inside_star = 1 - smoothstep(0.0, size, star_distance);
k3d/share/shaders/k3d_stones.sl:11: * Shader that creates a surface covered with stones of different sizes,
k3d/share/shaders/k3d_superplank.sl:120:   * Determine the basic mapping, filter sizes for antialiasing, other
k3d/share/shaders/k3d_superplank.sl:127:  /* Compute the basic filter size for antialiasing */
k3d/share/shaders/k3d_superplank.sl:187:  /* compute half width & length of groove as fraction of plank size */
k3d/share/shaders/k3d_terran2.sl:40: *    to this shader will need to be altered if the size of your planet
k3d/share/shaders/k3d_tooledsteel.sl:59:  float cellsize = 1/ncells;
k3d/share/shaders/k3d_venus.sl:25: *    to this shader will need to be altered if the size of your planet
k3d/share/shaders/k3d_volcube.sl:3:   This shader raytraces a box that is one unit in size,
k3d/share/shaders/k3d_woodcut.sl:8:float nsize=5; ) { 
k3d/share/shaders/k3d_woodcut.sl:49:ns = nsize;
