Pointing a 3D Model Along a Direction Vectorhttp://blogs.msdn.com/b/jgalasyn/archive/2007/05/08/pointing-a-3d-model-along-a-direction-vector.aspxRecently, I found it necessary to point a Model3DGroup instance along a direction vector. I've solved this problem a few times before. For example, in my Managed DirectX implementation (may it rest in peace), it was simple to do with Euler angles: Quaternionen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)