ege::Camera Class Reference

Inheritance diagram for ege::Camera:

Public Member Functions
	Camera ()
virtual	~Camera ()
virtual void	periodicCall (float _step)
virtual void	configureOpenGL ()
const mat4 &	getMatrixCamera () const
const mat4 &	getMatrixProjection () const
virtual vec3	getViewVector () const
virtual vec3	getEye () const
virtual void	setAspectRatio (float _ratio)
virtual void	setSceenSize (const vec2 &_screenSize)
float	getAspectRatio () const
virtual void	setXAngleView (float _angleRad)
virtual void	setYAngleView (float _angleRad)
float	getXAngleView () const
virtual void	setZFar (float _distance)
float	getZFar ()
virtual void	setZNear (float _distance)
float	getZNear ()
virtual ege::Ray	getRayFromScreen (const vec2 &_offset)
ege::Ray	getRayFromScreenPosition (const vec2 &_position, const vec2 &_size)
virtual void	drawDebug (ememory::SharedPtr< ewol::resource::Colored3DObject > _draw, ememory::SharedPtr< ege::Camera > _camera)
Public Member Functions inherited from ememory::EnableSharedFromThis< Camera >
ememory::SharedPtr< EMEMORY_TYPE >	sharedFromThis ()
const ememory::SharedPtr< EMEMORY_TYPE >	sharedFromThis () const
ememory::WeakPtr< EMEMORY_TYPE >	weakFromThis ()
const ememory::WeakPtr< EMEMORY_TYPE >	weakFromThis () const

Protected Member Functions
virtual void	updateProjectionMatrix ()
vec2	tansformPositionToAngle (vec3 _vect)

Protected Attributes
mat4	m_matrix
mat4	m_matrixProjection
float	m_aspectRatio
float	m_angleView
float	m_zFar
float	m_zNear

Constructor & Destructor Documentation

Camera()

ege::Camera::Camera

(

)

Constructor.

~Camera()

virtual ege::Camera::~Camera ( )

inlinevirtual

Destructor.

Member Function Documentation

configureOpenGL()

virtual void ege::Camera::configureOpenGL ( )

virtual

Configure projection matrix and camera matrix.

drawDebug()

virtual void ege::Camera::drawDebug ( ememory::SharedPtr< ewol::resource::Colored3DObject >  _draw, ememory::SharedPtr< ege::Camera >  _camera  )

inlinevirtual

Debug display of the current element.

Parameters

[in,out]

draw

Basic system to draw the debug shape and informations

Reimplemented in ege::camera::View.

getAspectRatio()

float ege::Camera::getAspectRatio ( ) const

inline

get the current aspect Ratio.

Returns

The current aspect ratio.

getMatrixCamera()

const mat4& ege::Camera::getMatrixCamera ( ) const

inline

get the transformation matix for the camera.

Returns

the current transformation matrix

getMatrixProjection()

const mat4& ege::Camera::getMatrixProjection ( ) const

inline

get the transformation matix for the camera.

Returns

the current transformation matrix

getRayFromScreen()

virtual ege::Ray ege::Camera::getRayFromScreen ( const vec2 &  _offset )

virtual

Get ray from the camera with the screen offset.

Parameters

[in]

_offset

Offset in the screen [-1..1]

Returns

the ray requested.

Reimplemented in ege::camera::View.

getRayFromScreenPosition()

ege::Ray ege::Camera::getRayFromScreenPosition	(	const vec2 &	_position,
		const vec2 &	_size
	)

Get ray from the camera with the screen offset.

Parameters

[in]	_position	positin the screen
[in]	_size	size of the screen

Returns

the ray requested.

getXAngleView()

float ege::Camera::getXAngleView ( ) const

inline

get the current X angle view.

Returns

the current X angle view.

getZFar()

float ege::Camera::getZFar ( )

inline

Get the Z far distane of the camera:

Returns

the current end distance view.

getZNear()

float ege::Camera::getZNear ( )

inline

Get the Z Near distane of the camera:

Returns

the current start distance view.

periodicCall()

virtual void ege::Camera::periodicCall ( float  _step )

inlinevirtual

It is really needed to call the camera periodicly for performing automatic movement.

Parameters

[in]

_step

step time of moving

setAspectRatio()

virtual void ege::Camera::setAspectRatio ( float  _ratio )

virtual

Set the aspectRatio of the camera:

Parameters

[in]

_ratio

New aspect ratio.

setSceenSize()

virtual void ege::Camera::setSceenSize ( const vec2 &  _screenSize )

inlinevirtual

Set the screen size to display OpenGl interface.

Parameters

[in]

_screenSize

New screen size.

setXAngleView()

virtual void ege::Camera::setXAngleView ( float  _angleRad )

virtual

Set the the X angle view of the camera:

Parameters

[in]

_angleRad

New angle view in X of the camera.

setYAngleView()

virtual void ege::Camera::setYAngleView ( float  _angleRad )

inlinevirtual

Set the the Y angle view of the camera:

Parameters

[in]

_angleRad

New angle view in Y of the camera.

Note

Pay attention that the AspectRatio parameter is set before

setZFar()

virtual void ege::Camera::setZFar ( float  _distance )

virtual

Set the Z far distane of the camera:

Parameters

[in]

_distance

New end distance view.

setZNear()

virtual void ege::Camera::setZNear ( float  _distance )

virtual

Set the Z near distane of the camera:

Parameters

[in]

_distance

New start distance view.

tansformPositionToAngle()

vec2 ege::Camera::tansformPositionToAngle ( vec3  _vect )

protected

get Tetha and psy angle from a position:

Parameters

[in]

_vect

Vector to transform in the euler angle

Returns

x: tetha; y: psy

updateProjectionMatrix()

virtual void ege::Camera::updateProjectionMatrix ( )

protectedvirtual

Update the current projection matrix.

Member Data Documentation

m_angleView

float ege::Camera::m_angleView

protected

X angle view of the camera.

m_aspectRatio

float ege::Camera::m_aspectRatio

protected

depending to the display the aspect ratio is simply calculated x/y

m_matrix

mat4 ege::Camera::m_matrix

protected

transformation matrix.

m_matrixProjection

mat4 ege::Camera::m_matrixProjection

protected

projection matrix.

m_zFar

float ege::Camera::m_zFar

protected

Z camera far view.

m_zNear

float ege::Camera::m_zNear

protected

Z camera near view.

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

• framework/atria-soft/ege/ege/camera/Camera.hpp