k3d/share/shaders/k3d_ceramictiles.sl:68:		  output float swhichtile, twhichtile;
k3d/share/shaders/k3d_ceramictiles.sl:71:  swhichtile = floor(ss);
k3d/share/shaders/k3d_ceramictiles.sl:73:  stile = ss - swhichtile;
k3d/share/shaders/k3d_ceramictiles.sl:203:  float swhichtile, twhichtile, stile, ttile;
k3d/share/shaders/k3d_ceramictiles.sl:206:			     swhichtile, twhichtile, stile, ttile);
k3d/share/shaders/k3d_ceramictiles.sl:207:  float tileindex = swhichtile + 13 * twhichtile;
