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How can I change the Picture 3D Control mouse handling

Sure, makes sense thanks.

http://forums.ni.com/t5/LabVIEW/3D-Picture-Control-using-Mouse-Wheel/td-p/1715764

New thread for Mouse wheel 3D Picture Control functions!

Message 11 of 12
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Last update for ModelViewMatrix, if people are still confused these two links will prove useful.

http://www.songho.ca/opengl/gl_transform.html#modelview

http://www.songho.ca/math/homogeneous/homogeneous.html

The second link explains why you need to divide/multiply (however you interpret it) the matrices to get proper (x,y,z) cartesian coordinates.

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