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Rev 638 Rev 647
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      spin(false),
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    spin(false),
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      ball(CGLA::Vec3f(0.0,0.0,0.0), 0.0, 500, 500)
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    ball(CGLA::Vec3f(0.0,0.0,0.0), 0.0, 500, 500)
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  {
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    {
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    znear = 0.01f*0.0;
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        znear = 0.01f*0.0;
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    zfar  = 3*0.0;
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        zfar  = 3*0.0;
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    reset_projection();
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        //    reset_projection();
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  }
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    }
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  GLViewController::GLViewController(int _WINX, int _WINY, const CGLA::Vec3f& centre, float rad)
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    GLViewController::GLViewController(int _WINX, int _WINY, const CGLA::Vec3f& centre, float rad)
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    : FOV_DEG(53),
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    : FOV_DEG(53),
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      spin(false),
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    spin(false),
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      ball(centre, rad, WINX, WINY)
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    ball(centre, rad, WINX, WINY)
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  {
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    {
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    znear = 0.01f*rad;
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        znear = 0.01f*rad;
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    zfar  = 3*rad;
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        zfar  = 3*rad;
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    reset_projection();
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        // reset_projection();
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  }
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    }
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  void GLViewController::grab_ball(TrackBallAction action, const CGLA::Vec2i& pos)
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    void GLViewController::grab_ball(TrackBallAction action, const CGLA::Vec2i& pos)
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  {
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    {
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    ball.grab_ball(action,pos);
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        ball.grab_ball(action,pos);
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    return false;
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        return false;
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  }
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    }
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  void GLViewController::set_gl_modelview()
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    void GLViewController::set_gl_modelview()
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  {
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    {
- 
 
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        reset_projection();
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    ball.set_gl_modelview();
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        ball.set_gl_modelview();
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  }
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    }
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  void GLViewController::reshape(int W, int H)
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    void GLViewController::reshape(int W, int H)