Description of the “Distort” Dialog Window
The “Distort” dialog
This command has several options which allow to increase or reduce
the deformation. It is not possible to foresee the result and you
have to experiment.
A higher threshold shrinks the distorted selection. A lower
threshold makes the selection bigger.
A higher “Spread” increases the deformation.
A higher “Granularity” increases the deformation.
A higher “Smooth” decreases the deformation.
You can Smooth horizontally and/or