k3d/share/shaders/k3d_brick2.sl:30:    uniform color Cmortar = color (0.5, 0.5, 0.5);
k3d/share/shaders/k3d_brick2.sl:53:    Ct = mix(Cmortar, Cbrick, w*h);
k3d/share/shaders/k3d_brickanti.sl:31:    uniform color Cmortar = color (0.5, 0.5, 0.5);
k3d/share/shaders/k3d_brickanti.sl:76:    Ct = mix(Cmortar, Cbrick, w*h);
k3d/share/shaders/k3d_brickbump2.sl:30:    uniform color Cmortar = color (0.5, 0.5, 0.5);
k3d/share/shaders/k3d_brickbump2.sl:54:    Ct = mix(Cmortar, Cbrick, w*h);
k3d/share/shaders/k3d_brickperturb.sl:30:    uniform color Cmortar = color (0.5, 0.5, 0.5);
k3d/share/shaders/k3d_brickperturb.sl:54:    Ct = mix(Cmortar, Cbrick, w*h);
k3d/share/shaders/k3d_ceramictiles.sl:140:			   color Cmortar, Ctile;
k3d/share/shaders/k3d_ceramictiles.sl:148:  color basecolor = mix(Cmortar, Ctile, intile);
k3d/share/shaders/k3d_ceramictiles.sl:238:  color Cmortar = mortarcolor;
k3d/share/shaders/k3d_ceramictiles.sl:242:    Cmortar *= smoothstep(0, 1, (.5 + .4 * fBm(Q, dQ, 3, 2, .6)));
k3d/share/shaders/k3d_ceramictiles.sl:248:    MaterialCeramicTiles(Nf, Cmortar, Ctile, intile, Ka, Kdmortar, Kdtile, Ks,
