TrackBall Class Reference

#include <trackball.h>

List of all members.

Public Member Functions
void	getRotationMatrix (float(&rot)[MATRIX_SIZE])
TrackBall &	operator= (const TrackBall &rhs)
void	reset ()
void	start (int s_x, int s_y)
	TrackBall ()
	TrackBall (const TrackBall &copy)
void	update (int s_x, int s_y)
	~TrackBall ()
Private Member Functions
void	getPointFromScreenPoint (int s_x, int s_y, float &x, float &y, float &z)
Private Attributes
float	origin_x_
	the original mouse screen coordinates converted to a 3d point
float	origin_y_
float	origin_z_
boost::math::quaternion< float >	quat_
	the quaternion representing the current orientation of the trackball
float	radius_sqr_
	the radius of the trackball squared

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Detailed Description

Definition at line 47 of file trackball.h.

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Constructor & Destructor Documentation

TrackBall::TrackBall

(

)

Definition at line 46 of file trackball.cpp.

TrackBall::TrackBall

(

const TrackBall &

copy

)

Definition at line 52 of file trackball.cpp.

TrackBall::~TrackBall

(

)

Definition at line 59 of file trackball.cpp.

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Member Function Documentation

void TrackBall::getPointFromScreenPoint	(	int	s_x,
		int	s_y,
		float &	x,
		float &	y,
		float &	z
	)		[private]

Definition at line 223 of file trackball.cpp.

void TrackBall::getRotationMatrix

(

float(&)

rot[MATRIX_SIZE]

)

Definition at line 177 of file trackball.cpp.

TrackBall & TrackBall::operator=

(

const TrackBall &

rhs

)

Definition at line 65 of file trackball.cpp.

void TrackBall::reset

(

)

Definition at line 217 of file trackball.cpp.

void TrackBall::start	(	int	s_x,
		int	s_y
	)

Definition at line 76 of file trackball.cpp.

void TrackBall::update	(	int	s_x,
		int	s_y
	)

Definition at line 136 of file trackball.cpp.

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Member Data Documentation

float TrackBall::origin_x_ [private]

the original mouse screen coordinates converted to a 3d point

Definition at line 72 of file trackball.h.

float TrackBall::origin_y_ [private]

Definition at line 72 of file trackball.h.

float TrackBall::origin_z_ [private]

Definition at line 72 of file trackball.h.

boost::math::quaternion<float> TrackBall::quat_ [private]

the quaternion representing the current orientation of the trackball

Definition at line 69 of file trackball.h.

float TrackBall::radius_sqr_ [private]

the radius of the trackball squared

Definition at line 75 of file trackball.h.

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The documentation for this class was generated from the following files:

• trackball.h
• trackball.cpp