k3d/share/shaders/k3d_grids.sl:53:float G1L1_ss, G1L1_tt;
k3d/share/shaders/k3d_grids.sl:61:rotate2d(s, t, radians(G1L1_rotation), 0.5, 0.5, G1L1_ss, G1L1_tt);
k3d/share/shaders/k3d_grids.sl:63:G1L1_tt = repeat(G1L1_tt, G1L1_freq);
k3d/share/shaders/k3d_grids.sl:65:color G1L1_layer_opac = pulse(G1L1_linewidth, 1-G1L1_linewidth, G1L1_fuzz, G1L1_tt);
