The Polar to Rectangular filter converts an image from polar coordinates to rectangular coordinates. This means that a circle can be turned into a straight line.
About the Polar to Rectangular filter
This filter can be found in the Filters Studio.
Settings
The following settings can be adjusted on the context toolbar:
Scale X/Y—independent controls for horizontal and vertical scaling.
Offset X/Y—controls the horizontal and vertical offset of the document or selection.
Rotation—controls the rotation of the document or selection.
Extend Mode—specifies how to handle the blank area created by the filter:
Wrap: Wraps the selection back around; useful for seamless texture work.
Mirror: Produces a mirror image of the selection.
Zero: Does not fill the blank space.
Full: Fills the blank space with pure white.
Repeat: Repeats the last edge of pixels continuously to fill the blank space.
