k3d/share/shaders/k3d_cyclone.sl:24:  /* Rotate hit point to "cyclone space" */
k3d/share/shaders/k3d_hexatile_bump.sl:14:*	float Rotate	= 180 			---	Rotate the tile default "Z-direction"
k3d/share/shaders/k3d_hexatile_bump.sl:16:*	point P2	= point(0,0,1) 		---	The x,y,z direction for Rotate.
k3d/share/shaders/k3d_hexatile_bump.sl:84:	float Rotate	= 180; 
k3d/share/shaders/k3d_hexatile_bump.sl:97:ProjectTo2D (Projection,rotate(P,radians(Rotate),P1,P2),Space,array_to_mx(mx),SS,TT,Ds,Dt);
