Pretty sure you need to call UpdateNormals() for the created mesh when you're done adding vertices.
Directional light not affecting a CreateMesh mesh
Blitz3D Forums/Blitz3D Beginners Area/Directional light not affecting a CreateMesh meshThe forum is locked. These are the original blitzbasic.com forums, kept so they can still be read. No new topics, replies or edits can be made here. To join in, head over to the Blitz3D+ forums.