Twirl Operator
The Twirl Operator applies a spiral shaped distortion to a texture.
Inputs
One texture.
Parameters
Strength
Controls the effect amplification.
Gamma
Controls the spiral loop growth factor.
Radius (X, Y)
Sets the overall spiral size.
Center (X, Y)
Sets the spiral position.
Border clamp
off/x/y/both: Off: border pixels wrap. On: border pixels clamp.