k3d/share/shaders/k3d_oak.sl:20: *   grainfreq - frequency of the fine grain
k3d/share/shaders/k3d_oak.sl:58:		float grainfreq = 25;
k3d/share/shaders/k3d_oak.sl:73:    oaktexture(Pshad, dPshad, ringfreq, ringunevenness, grainfreq, ringnoise,
k3d/share/shaders/k3d_oakplank.sl:27: *   grainfreq - frequency of the fine grain
k3d/share/shaders/k3d_oakplank.sl:108:		     float grainfreq = 25;
k3d/share/shaders/k3d_oakplank.sl:141:  float wood = oaktexture(Ppat, dPshad, ringfreq, ringunevenness, grainfreq,
