k3d/share/shaders/k3d_smoke.sl:16: *   smokefreq, smokeoctaves, smokevary - control the fBm of the noisy smoke
k3d/share/shaders/k3d_smoke.sl:36:		  uniform float smokevary, smokefreq, smokeoctaves;
k3d/share/shaders/k3d_smoke.sl:51:      point Psmoke = Pshad * smokefreq;
k3d/share/shaders/k3d_smoke.sl:81:		 float smokeoctaves = 0, smokefreq = 1, smokevary = 1;)
k3d/share/shaders/k3d_smoke.sl:99:  smokedensity(Worigin + d * WIN, origin + d * IN, smokevary, smokefreq,
k3d/share/shaders/k3d_smoke.sl:108:      smokedensity(Worigin + d * WIN, origin + d * IN, smokevary, smokefreq,
