<_name>Line Shading fablabchemnitz.de.endurance_line_shading fablabchemnitz_endurance_line_shading.py inkex.py Sinusoidal Triangle wave Square wave 20 0.1 2.0 0.0 1.0 2.2 <_param name="title" type="description">This extension converts the selected image into a wavy shading. 0.25 mm px pt pc in false all