k3d/share/shaders/k3d_antialiasedchecks.sl:34:  float swidth, twidth, sfuzz, tfuzz;  /* Antialiasing */
k3d/share/shaders/k3d_antialiasedchecks.sl:36:  float fuzzmax;        /* max of (sfuzz, tfuzz) */
k3d/share/shaders/k3d_antialiasedchecks.sl:46:  sfuzz = .5 * swidth * frequency / Nfactor;
k3d/share/shaders/k3d_antialiasedchecks.sl:48:  fuzzmax = max (sfuzz, tfuzz);
k3d/share/shaders/k3d_antialiasedchecks.sl:56:      x = ((smoothstep (.5,.5+sfuzz,smod)) + (1 - smoothstep (0,sfuzz,smod)));
k3d/share/shaders/k3d_hextile.sl:68:  float swidth, twidth, sfuzz, tfuzz, fuzzmax;
k3d/share/shaders/k3d_hextile.sl:77:  sfuzz = 0.5 * swidth;
k3d/share/shaders/k3d_hextile.sl:79:  fuzzmax = max (sfuzz, tfuzz);
k3d/share/shaders/k3d_hextile.sl:92:      mortar =  1 - (smoothstep(mw2,mw2+sfuzz,ss) *
k3d/share/shaders/k3d_hextile.sl:93:		     (1 - smoothstep(tilewidth-mw2-sfuzz,tilewidth-mw2,ss)));
