Camera Class Reference

#include <Camera.h>

List of all members.

Public Member Functions
	Camera ()
	~Camera ()
void	apply (float aspectRatio)
void	processMouseEvent (int button, int state, int screenX, int screenY)
void	processMotionEvent (int screenX, int screenY)
void	reset ()
float	getTranslationX ()
float	getTranslationY ()
float	getZoom ()
void	setTranslationX (float value)
void	setTranslationY (float value)
void	setZoom (float value)
	Camera ()
	~Camera ()
void	apply (float aspectRatio)
void	processMouseEvent (int button, int state, int screenX, int screenY)
void	processMotionEvent (int screenX, int screenY)
void	reset ()
float	getTranslationX ()
float	getTranslationY ()
float	getZoom ()
void	setTranslationX (float value)
void	setTranslationY (float value)
void	setZoom (float value)
Private Attributes
float	translationX
float	translationY
float	zoom
bool	rightButtonPressed
bool	leftButtonPressed
int	pressedX
int	pressedY

---

Constructor & Destructor Documentation

Camera::Camera

(

)

Constructs a new camera object

Camera::~Camera

(

)

Destroys the camera object

Camera::Camera

(

)

Camera::~Camera

(

)

---

Member Function Documentation

void Camera::apply

(

float

aspectRatio

)

void Camera::apply

(

float

aspectRatio

)

Applies the camera transformation and sets the projection

Parameters:

aspectRatio

Current aspect ratio of the window

float Camera::getTranslationX

(

)

float Camera::getTranslationX

(

)

Returns the camera translation in x direction

Returns:

camera translation in x direction

float Camera::getTranslationY

(

)

float Camera::getTranslationY

(

)

Returns the camera translation in y direction

Returns:

camera translation in y direction

float Camera::getZoom

(

)

float Camera::getZoom

(

)

Returns the zoom of the camera

Returns:

zoom of the camera

void Camera::processMotionEvent	(	int	screenX,
		int	screenY
	)

void Camera::processMotionEvent	(	int	screenX,
		int	screenY
	)

Process the motion event

Parameters:

	screenX	X-Coordinate of the mouse on the screen
	screenY	Y-Coordinate of the mouse on the screen

void Camera::processMouseEvent	(	int	button,
		int	state,
		int	screenX,
		int	screenY
	)

void Camera::processMouseEvent	(	int	button,
		int	state,
		int	screenX,
		int	screenY
	)

Process the mouse event

Parameters:

	button	Button which is pressed or released
	state	Button state
	screenX	X-Coordinate of the mouse on the screen
	screenY	Y-Coordinate of the mouse on the screen

void Camera::reset

(

)

void Camera::reset

(

)

Resets the camera transformations

void Camera::setTranslationX

(

float

value

)

void Camera::setTranslationX

(

float

value

)

Sets the translation in x direction of the camera

Parameters:

value

translation in x direction of the camera

void Camera::setTranslationY

(

float

value

)

void Camera::setTranslationY

(

float

value

)

Sets the translation in y direction of the camera

Parameters:

value

translation in y direction of the camera

void Camera::setZoom

(

float

value

)

void Camera::setZoom

(

float

value

)

Sets the zoom of the camera

Parameters:

value

zoom of the camera

---

Member Data Documentation

bool Camera::leftButtonPressed [private]

Determines if the left mouse button is pressed or not

int Camera::pressedX [private]

Screencoordinates in x direction of the mouse press event

int Camera::pressedY [private]

Screencoordinates in y direction of the mouse press

bool Camera::rightButtonPressed [private]

Determines if the right mouse button is pressed or not

float Camera::translationX [private]

Camera translation in x direction

float Camera::translationY [private]

Camera translation in y direction

float Camera::zoom [private]

Zoom factor of the camera

---

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

• E:/Eigene Dateien/Michi/Studium/Semester7/Vis/LU/Beispiel2/FlowVis/FlowVis_2009_01_19_inkl_Texture/header/Camera.h
• E:/Eigene Dateien/Michi/Studium/Semester7/Vis/LU/Beispiel2/FlowVis/header/Camera.h
• E:/Eigene Dateien/Michi/Studium/Semester7/Vis/LU/Beispiel2/FlowVis/FlowVis_2009_01_19_inkl_Texture/src/Camera.cpp
• E:/Eigene Dateien/Michi/Studium/Semester7/Vis/LU/Beispiel2/FlowVis/src/Camera.cpp