Problème DUDU - VITRAIL

A = (-12.02, -7.26)
B = (7.636, -7.26)
D = (-7.8782888114595515, 3.679740722305182)
E = (2.3828002875947103, -3.731045849234003)
F = Midpoint(D, E)
f = Segment(D, E)
image = Mirror(image1, F)
α = 3.141592653589793 rad (slider from 0° to 360°, step 1°)
image1' = Rotate(image1, (-α), F)