Mathematical operations such as “Reflection in Line” with FOSS Linux tools such as Inkscape, Gimp or Blender?
In Gimp, I could do this by "Layer/Transform/180 rotation" and then "Layer/Transform/Flip vertically" -- and then with some mouse, putting things together but it is slow. I am now looking for simpler ...
I created an RGBA image as png file using Blender. When opening image with GIMP, not everything is visible. Here's the original png file created with Blender: Here how does it looks in GIMP: ...
I'm preparing a cover image for a publication for a scientific journal. Instead of being scientifically rigourous, this kind of image could be more artistic and catch the reader's eye while conveying ...