> - Since the GC is affine-invariant, it can do rotation and translation as
> well. However, it is less efficient than this simple tools. Should this
> tools be merged in the same tool ?
I just found a mistake, the green coordinates is not affine invariant,
that's why the shape preservation can be achieve. However, it is invariant
for rotation, translation and scale.
Any other reaction, advise, opinion ?
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