k3d/share/shaders/k3d_oakplank.sl:76:float plankpattern(float ss, tt, ds, dt;
k3d/share/shaders/k3d_oakplank.sl:132:  float inplank = plankpattern(ss, tt, dss, dtt, plankwidth, planklength,
k3d/share/shaders/k3d_superplank.sl:23: *   plankpattern - plank orientation pattern  1=straight, 2=parquet
k3d/share/shaders/k3d_superplank.sl:65:			float plankpattern = 1;	/* 1=straight, 2=parquet */
k3d/share/shaders/k3d_superplank.sl:146:  if(plankpattern == 1)
