The Fan Spiral procedural texture produces a spiral pattern of gradient shapes (figure 1). 



Fan Spiral



Figure 1: The Fan Spiral node and it's associated parameters 


Fan Spiral Parameters

Time - Animates the fan spiral effect. 

Spin - Specifies the amount of spin or rotation for the fan gradients. 

Arc Count - Determines the number of fan gradients.

Transform Pin - Positions, scales, and rotates the surface texture.

Projection Pin - Sets how the texture projects onto the surface.