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SUMA_trackball.h
Go to the documentation of this file.00001 #ifndef SUMA_TRACKBALL_INCLUDED
00002 #define SUMA_TRACKBALL_INCLUDED
00003
00004
00005 void trackball(float q[4], float p1x, float p1y, float p2x, float p2y);
00006 void trackball_Phi(float q[4], float p1x, float p1y, float p2x, float p2y, float phi);
00007 void add_quats(float *q1, float *q2, float *dest);
00008 void SUMA_build_rotmatrix(float m[4][4], float q[4]);
00009 void axis_to_quat(float a[3], float phi, float q[4]);
00010
00011 #endif
