k3d/share/shaders/k3d_skin1.sl:29: * poresfreq, poresthresh poresdepth = control the frequency, threshold and depth of the
k3d/share/shaders/k3d_skin1.sl:188:  float poresfreq = 60,
k3d/share/shaders/k3d_skin1.sl:211:  PP = transform ("shader",P) * poresfreq;
