osg::AutoTransform Class Reference

AutoTransform is a derived form of Transform that automatically scales or rotates to keep its children aligned with screen coordinates. More...

Inheritance diagram for osg::AutoTransform:

[legend]

List of all members.

Public Types
enum	AutoRotateMode { NO_ROTATION, ROTATE_TO_SCREEN, ROTATE_TO_CAMERA }
Public Member Functions
	AutoTransform ()
	AutoTransform (const AutoTransform &pat, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
virtual osg::Object *	cloneType () const
	clone an object of the same type as the node.
virtual osg::Object *	clone (const osg::CopyOp &copyop) const
	return a clone of a node, with Object* return type.
virtual bool	isSameKindAs (const osg::Object *obj) const
	return true if this and obj are of the same kind of object.
virtual const char *	className () const
	return the name of the node's class type.
virtual const char *	libraryName () const
	return the name of the node's library.
virtual void	accept (NodeVisitor &nv)
	Visitor Pattern : calls the apply method of a NodeVisitor with this node's type.
virtual AutoTransform *	asAutoTransform ()
virtual const AutoTransform *	asAutoTransform () const
void	setPosition (const Vec3 &pos)
const Vec3 &	getPosition () const
void	setRotation (const Quat &quat)
const Quat &	getRotation () const
void	setScale (float scale)
void	setScale (const Vec3 &scale)
const Vec3 &	getScale () const
void	setPivotPoint (const Vec3 &pivot)
const Vec3 &	getPivotPoint () const
void	setAutoUpdateEyeMovementTolerance (float tolerance)
float	getAutoUpdateEyeMovementTolerance () const
void	setAutoRotateMode (AutoRotateMode mode)
AutoRotateMode	getAutoRotateMode () const
void	setAutoScaleToScreen (bool autoScaleToScreen)
bool	getAutoScaleToScreen () const
virtual bool	computeLocalToWorldMatrix (Matrix &matrix, NodeVisitor *nv) const
virtual bool	computeWorldToLocalMatrix (Matrix &matrix, NodeVisitor *nv) const
virtual BoundingSphere	computeBound () const
	Overrides Group's computeBound.
Protected Member Functions
virtual	~AutoTransform ()
void	computeMatrix () const
Protected Attributes
Vec3	_position
Vec3	_pivotPoint
float	_autoUpdateEyeMovementTolerance
AutoRotateMode	_autoRotateMode
bool	_autoScaleToScreen
Quat	_rotation
Vec3	_scale
bool	_firstTimeToInitEyePoint
osg::Vec3	_previousEyePoint
osg::Vec3	_previousLocalUp
Viewport::value_type	_previousWidth
Viewport::value_type	_previousHeight
osg::Matrix	_previousProjection
osg::Vec3	_previousPosition
bool	_matrixDirty
osg::Matrix	_cachedMatrix

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Detailed Description

AutoTransform is a derived form of Transform that automatically scales or rotates to keep its children aligned with screen coordinates.

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Member Enumeration Documentation

enum osg::AutoTransform::AutoRotateMode

Enumerator:

NO_ROTATION
ROTATE_TO_SCREEN
ROTATE_TO_CAMERA

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Constructor & Destructor Documentation

osg::AutoTransform::AutoTransform

(

)

osg::AutoTransform::AutoTransform	(	const AutoTransform &	pat,
		const CopyOp &	copyop = CopyOp::SHALLOW_COPY
	)

virtual osg::AutoTransform::~AutoTransform

(

)

[inline, protected, virtual]

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Member Function Documentation

virtual osg::Object* osg::AutoTransform::cloneType

(

)

const [inline, virtual]

clone an object of the same type as the node.

Reimplemented from osg::Node.

virtual osg::Object* osg::AutoTransform::clone

(

const osg::CopyOp &

copyop

)

const [inline, virtual]

return a clone of a node, with Object* return type.

Reimplemented from osg::Node.

virtual bool osg::AutoTransform::isSameKindAs

(

const osg::Object *

obj

)

const [inline, virtual]

return true if this and obj are of the same kind of object.

Reimplemented from osg::Node.

virtual const char* osg::AutoTransform::className

(

)

const [inline, virtual]

return the name of the node's class type.

Reimplemented from osg::Node.

virtual const char* osg::AutoTransform::libraryName

(

)

const [inline, virtual]

return the name of the node's library.

Reimplemented from osg::Node.

virtual void osg::AutoTransform::accept

(

NodeVisitor &

nv

)

[virtual]

Visitor Pattern : calls the apply method of a NodeVisitor with this node's type.

Reimplemented from osg::Node.

virtual AutoTransform* osg::AutoTransform::asAutoTransform

(

)

[inline, virtual]

virtual const AutoTransform* osg::AutoTransform::asAutoTransform

(

)

const [inline, virtual]

void osg::AutoTransform::setPosition

(

const Vec3 &

pos

)

[inline]

const Vec3& osg::AutoTransform::getPosition

(

)

const [inline]

void osg::AutoTransform::setRotation

(

const Quat &

quat

)

[inline]

const Quat& osg::AutoTransform::getRotation

(

)

const [inline]

void osg::AutoTransform::setScale

(

float

scale

)

[inline]

void osg::AutoTransform::setScale

(

const Vec3 &

scale

)

[inline]

const Vec3& osg::AutoTransform::getScale

(

)

const [inline]

void osg::AutoTransform::setPivotPoint

(

const Vec3 &

pivot

)

[inline]

const Vec3& osg::AutoTransform::getPivotPoint

(

)

const [inline]

void osg::AutoTransform::setAutoUpdateEyeMovementTolerance

(

float

tolerance

)

[inline]

float osg::AutoTransform::getAutoUpdateEyeMovementTolerance

(

)

const [inline]

void osg::AutoTransform::setAutoRotateMode

(

AutoRotateMode

mode

)

[inline]

AutoRotateMode osg::AutoTransform::getAutoRotateMode

(

)

const [inline]

void osg::AutoTransform::setAutoScaleToScreen

(

bool

autoScaleToScreen

)

[inline]

bool osg::AutoTransform::getAutoScaleToScreen

(

)

const [inline]

virtual bool osg::AutoTransform::computeLocalToWorldMatrix	(	Matrix &	matrix,
		NodeVisitor *	nv
	)			const [virtual]

Reimplemented from osg::Transform.

virtual bool osg::AutoTransform::computeWorldToLocalMatrix	(	Matrix &	matrix,
		NodeVisitor *	nv
	)			const [virtual]

Reimplemented from osg::Transform.

virtual BoundingSphere osg::AutoTransform::computeBound

(

)

const [virtual]

Overrides Group's computeBound.

There is no need to override in subclasses from osg::Transform since this computeBound() uses the underlying matrix (calling computeMatrix if required).

Reimplemented from osg::Transform.

void osg::AutoTransform::computeMatrix

(

)

const [protected]

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Member Data Documentation

Vec3 osg::AutoTransform::_position [protected]

Vec3 osg::AutoTransform::_pivotPoint [protected]

float osg::AutoTransform::_autoUpdateEyeMovementTolerance [protected]

AutoRotateMode osg::AutoTransform::_autoRotateMode [protected]

bool osg::AutoTransform::_autoScaleToScreen [protected]

Quat osg::AutoTransform::_rotation [mutable, protected]

Vec3 osg::AutoTransform::_scale [mutable, protected]

bool osg::AutoTransform::_firstTimeToInitEyePoint [mutable, protected]

osg::Vec3 osg::AutoTransform::_previousEyePoint [mutable, protected]

osg::Vec3 osg::AutoTransform::_previousLocalUp [mutable, protected]

Viewport::value_type osg::AutoTransform::_previousWidth [mutable, protected]

Viewport::value_type osg::AutoTransform::_previousHeight [mutable, protected]

osg::Matrix osg::AutoTransform::_previousProjection [mutable, protected]

osg::Vec3 osg::AutoTransform::_previousPosition [mutable, protected]

bool osg::AutoTransform::_matrixDirty [mutable, protected]

osg::Matrix osg::AutoTransform::_cachedMatrix [mutable, protected]

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

• AutoTransform

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