don bright

no its not ready. i mean you are free of course to do what you wish but i had not planned on doing a PR until it was perfect and...

does http://www.openscad.org/news.html count?

it's very cool.... but does it interact OK with the test suite? i remember choosing to avoid Alpha in the offscreen PNG export (see comment) because of possible issues with...

OOOOh i got it to work from command line... really interesting. I modified color-schemes/render/tomorrow-night.json to be "background" : "#f8f8f800", ``` echo "cube();" >> x.scad ./openscad x.scad --colorscheme="Tomorrow Night" -o x.png...

it doesnt crash current github master but it does throw an error and produce null result ```Saved backup file: /home/don/.local/share/OpenSCAD/backups/unsaved-backup-SLh14633.scad Compiling design (CSG Tree generation)... Rendering Polygon Mesh using CGAL......

i can reproduce in 6 lines (basically it boils down to the polyhedron being created twice, triggering some cgal ss.circle.has_on assertion) ``` points=[[0, 1, 0],[0, 1, 1],[1, 0, 1],[0, 0,...

note: example two .txt file above doesnt just crash with cgal assertion, it literally segfaults. also there is a .scad code workaround: change ``` pyramid(20,1) ``` to this ``` hull()...

simplified code to crash... ``` module object() { difference() { cube(5); cube(3); translate ([0, 0, 2]) cube (2); } difference() { cube (5); cube (3); } } minkowski() { object();...

hey that is pretty awesome that CGAL is on github!

I also checked OpenSCAD 2013.06, in the original .scad code at top, it segfaults. With the simplified code to crash, it produces this error CGAL error in CGAL_Nef_polyhedron's minkowski operator:...