#include <BALL/VIEW/RENDERING/camera.h>

Public Types
enum	ProjectionMode { PERSPECTIVE = 0, ORTHOGRAPHIC }
	Enumeration of different projection modes. More...

Public Member Functions
virtual void	dump (std::ostream &s=std::cout, Size depth=0) const

Constructors and Destructors
	Camera ()
	Constructor. More...

	Camera (const Camera &camera)
	Copy Constructor. More...

	Camera (const Vector3 &view_point, const Vector3 &look_at, const Vector3 &look_up_vector, const ProjectionMode &mode=PERSPECTIVE)

virtual	~Camera ()
	Destructor. More...

Camera &	operator= (const Camera &camera)

Accessors
void	moveRight (float translation)
	Move the camera along the right vector. More...

void	moveUp (float translation)
	Move the camera along the up vector. More...

void	moveForward (float translation)
	Move the camera along the view vector. More...

const Vector3 &	getViewPoint () const
	Get the position of the camera. More...

void	setViewPoint (const Vector3 &view_point)
	Set the position of the camera. More...

const Vector3 &	getLookAtPosition () const
	Get the direction of the camera. More...

void	setLookAtPosition (const Vector3 &look_at)
	Set the direction of the camera. More...

const Vector3 &	getLookUpVector () const
	Get the look up vector. More...

void	setLookUpVector (const Vector3 &look_up_vector)
	Set the look up vector and compute the new right vector. More...

void	rotateAboutView (float degree)
	Rotate up and right around the view vector. More...

float	getDistance () const
	Get the distance between the view point and the look at point. More...

Vector3	getViewVector () const
	Get the view vector. More...

Vector3	getRightVector () const
	Get an vector orthogonal to the viewing vector and showing to the right. More...

void	translate (const Vector3 &v)
	Translate the view point and the point the camera is looking to by a given vector. More...

Vector3	convertCameraToSceneCoordinates (const Vector3 &v)
	Convert the given vector from camera system to cartesian coordinates. More...

void	rotate (const Quaternion &q, const Vector3 &origin)
	Rotate the camera. More...

void	rotate (const Matrix4x4 &mat, const Vector3 &origin)
	Rotate the camera. More...

virtual void	clear ()
	Reset Camera to standard values. More...

void	setProjectionMode (ProjectionMode const &mode)
	Set the projection mode. More...

ProjectionMode	getProjectionMode () const
	Get the projection mode. More...

String	toString () const

bool	readFromString (const String &data)

Predicates
bool	operator== (const Camera &camera) const

bool	operator< (const Camera &camera) const
	Needed for MSVC. More...

Protected Member Functions
void	calculateVectors_ ()

Protected Attributes
Vector3	view_point_

Vector3	look_at_

Vector3	look_up_vector_

Vector3	view_vector_

Vector3	right_vector_

ProjectionMode	projection_mode_

Detailed Description

Camera with viewpoint, a look at point and an up-vector.

Definition at line 23 of file camera.h.

Member Enumeration Documentation

enum BALL::VIEW::Camera::ProjectionMode

Enumeration of different projection modes.

Enumerator
PERSPECTIVE
ORTHOGRAPHIC

Definition at line 27 of file camera.h.

Constructor & Destructor Documentation

BALL::VIEW::Camera::Camera ( )

Constructor.

BALL::VIEW::Camera::Camera ( const Camera & camera )

Copy Constructor.

BALL::VIEW::Camera::Camera	(	const Vector3 &	view_point,
		const Vector3 &	look_at,
		const Vector3 &	look_up_vector,
		const ProjectionMode &	mode = `PERSPECTIVE`
	)

virtual BALL::VIEW::Camera::~Camera ( )

inlinevirtual

Destructor.

Definition at line 46 of file camera.h.

Member Function Documentation

void BALL::VIEW::Camera::calculateVectors_ ( )

protected

virtual void BALL::VIEW::Camera::clear ( )

inlinevirtual

Reset Camera to standard values.

Definition at line 125 of file camera.h.

Vector3 BALL::VIEW::Camera::convertCameraToSceneCoordinates ( const Vector3 & v )

Convert the given vector from camera system to cartesian coordinates.

virtual void BALL::VIEW::Camera::dump	(	std::ostream &	s = `std::cout`,
		Size	depth = `0`
	)		const

virtual

Internal value dump. Dump the current state of this instance to the output ostream s with dumping depth depth.

Parameters

s	output stream
depth	the dumping depth

float BALL::VIEW::Camera::getDistance ( ) const

inline

Get the distance between the view point and the look at point.

Definition at line 101 of file camera.h.

const Vector3& BALL::VIEW::Camera::getLookAtPosition ( ) const

inline

Get the direction of the camera.

Definition at line 82 of file camera.h.

const Vector3& BALL::VIEW::Camera::getLookUpVector ( ) const

inline

Get the look up vector.

Definition at line 90 of file camera.h.

ProjectionMode BALL::VIEW::Camera::getProjectionMode ( ) const

inline

Get the projection mode.

Definition at line 133 of file camera.h.

Vector3 BALL::VIEW::Camera::getRightVector ( ) const

inline

Get an vector orthogonal to the viewing vector and showing to the right.

Definition at line 109 of file camera.h.

const Vector3& BALL::VIEW::Camera::getViewPoint ( ) const

inline

Get the position of the camera.

Definition at line 74 of file camera.h.

Vector3 BALL::VIEW::Camera::getViewVector ( ) const

inline

Get the view vector.

Definition at line 105 of file camera.h.

void BALL::VIEW::Camera::moveForward ( float translation )

inline

Move the camera along the view vector.

Definition at line 65 of file camera.h.

void BALL::VIEW::Camera::moveRight ( float translation )

inline

Move the camera along the right vector.

Definition at line 57 of file camera.h.

void BALL::VIEW::Camera::moveUp ( float translation )

inline

Move the camera along the up vector.

Definition at line 61 of file camera.h.

bool BALL::VIEW::Camera::operator< ( const Camera & camera ) const

Needed for MSVC.

Camera& BALL::VIEW::Camera::operator= ( const Camera & camera )

bool BALL::VIEW::Camera::operator== ( const Camera & camera ) const

bool BALL::VIEW::Camera::readFromString ( const String & data )

void BALL::VIEW::Camera::rotate	(	const Quaternion &	q,
		const Vector3 &	origin
	)

Rotate the camera.

void BALL::VIEW::Camera::rotate	(	const Matrix4x4 &	mat,
		const Vector3 &	origin
	)

Rotate the camera.

void BALL::VIEW::Camera::rotateAboutView ( float degree )

Rotate up and right around the view vector.

void BALL::VIEW::Camera::setLookAtPosition ( const Vector3 & look_at )

inline

Set the direction of the camera.

Definition at line 86 of file camera.h.

void BALL::VIEW::Camera::setLookUpVector ( const Vector3 & look_up_vector )

inline

Set the look up vector and compute the new right vector.

Definition at line 94 of file camera.h.

void BALL::VIEW::Camera::setProjectionMode ( ProjectionMode const & mode )

inline

Set the projection mode.

Definition at line 129 of file camera.h.

void BALL::VIEW::Camera::setViewPoint ( const Vector3 & view_point )

inline

Set the position of the camera.

Definition at line 78 of file camera.h.

String BALL::VIEW::Camera::toString ( ) const

void BALL::VIEW::Camera::translate ( const Vector3 & v )

Translate the view point and the point the camera is looking to by a given vector.

Member Data Documentation

Vector3 BALL::VIEW::Camera::look_at_

protected

Definition at line 171 of file camera.h.

Vector3 BALL::VIEW::Camera::look_up_vector_

protected

Definition at line 174 of file camera.h.

ProjectionMode BALL::VIEW::Camera::projection_mode_

protected

Definition at line 188 of file camera.h.

Vector3 BALL::VIEW::Camera::right_vector_

protected

Definition at line 184 of file camera.h.

Vector3 BALL::VIEW::Camera::view_point_

protected

Definition at line 168 of file camera.h.

Vector3 BALL::VIEW::Camera::view_vector_

protected

Definition at line 179 of file camera.h.

Public Types

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation