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Dark GDK / help for object angle

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iammfa
15
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Joined: 14th Feb 2009
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Posted: 17th Nov 2009 16:43
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Hi guys,
with DarkGDK, I'm trying rotate 3d model with mouse cursor moving, i started and I do some good steps, my source code in mouse.cpp file i can now calculate and print mouse coordinates, and calculate and print the distance between mouse cursor and 3d model which centered in the screen, my questions:
- how can i calculate the angle to rotate the 3d model?
- must be use cmath.h first?
I hope guide me
greeting
iammfa

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