AnotherPerspective is just a rewrite of the perspective Inkscape extension. With this another algorithme, the result should be more predictable and logic. This is the end of unexpected rotations ! Thanks to Aaron Spike for writing the original extension and Timo Kähkönen for writing the original JS algorithme. For more informations about the process read the post from which the idea of the extention come : https://stackoverflow.com/questions/12919398/perspective-transform-of-svg-paths-four-corner-distort
This is an Inkscape extension that clones an object. It makes multiple clones that shrink toward a vanishing point, necessary for a perspective drawing.