Maybe something like: cos(angle) = X1*X2 + Y1*Y2 + Z1*Z2
Vertical angle from normal
BlitzMax Forums/BlitzMax Programming/Vertical angle from normalThe 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.