class OSGGA_EXPORT osgGA::DriveManipulator

DriveManipulator is a camera manipulator which provides drive-like functionality.

Inheritance:

Public Methods

DriveManipulator()

virtual const char* className() const

virtual void setByMatrix(const osg::Matrixd& matrix)

set the position of the matrix manipulator using a 4x4 Matrix

virtual void setByInverseMatrix(const osg::Matrixd& matrix)

set the position of the matrix manipulator using a 4x4 Matrix

virtual osg::Matrixd getMatrix() const

get the position of the manipulator as 4x4 Matrix

virtual osg::Matrixd getInverseMatrix() const

get the position of the manipulator as a inverse matrix of the manipulator, typically used as a model view matrix

virtual void setNode(osg::Node*)

virtual const osg::Node* getNode() const

virtual osg::Node* getNode()

virtual void computeHomePosition()

virtual void home(const GUIEventAdapter& ea, GUIActionAdapter& us)

virtual void init(const GUIEventAdapter& ea, GUIActionAdapter& us)

virtual bool handle(const GUIEventAdapter& ea, GUIActionAdapter& us)

virtual void getUsage(osg::ApplicationUsage& usage) const

Get the keyboard and mouse usage of this manipulator

Protected Classes

enum SpeedControlMode

Protected Fields

osg::ref_ptr<const GUIEventAdapter> _ga_t1

osg::ref_ptr<const GUIEventAdapter> _ga_t0

osg::ref_ptr<osg::Node> _node

double _modelScale

double _velocity

double _height

double _buffer

SpeedControlMode _speedMode

osg::Vec3d _eye

osg::Quat _rotation

double _distance

Protected Methods

virtual ~DriveManipulator()

void flushMouseEventStack()

Reset the internal GUIEvent stack

void addMouseEvent(const GUIEventAdapter& ea)

Add the current mouse GUIEvent to internal stack

void computePosition(const osg::Vec3d& eye, const osg::Vec3d& lv, const osg::Vec3d& up)

bool calcMovement()

For the give mouse movement calculate the movement of the camera.

Inherited from MatrixManipulator:

Public Classes

class CoordinateFrameCallback: public osg::Referenced

callback class to use to allow matrix manipulators to querry the application for the local coordinate frame

Public Methods

virtual void setMinimumDistance(float minimumDistance)

float getMinimumDistance() const

virtual void setCoordinateFrameCallback(CoordinateFrameCallback* cb)

CoordinateFrameCallback* getCoordinateFrameCallback()

const CoordinateFrameCallback* getCoordinateFrameCallback() const

osg::CoordinateFrame getCoordinateFrame(const osg::Vec3d& position) const

osg::Vec3d getSideVector(const osg::CoordinateFrame& cf) const

osg::Vec3d getFrontVector(const osg::CoordinateFrame& cf) const

osg::Vec3d getUpVector(const osg::CoordinateFrame& cf) const

virtual osgUtil::SceneView::FusionDistanceMode getFusionDistanceMode() const

virtual float getFusionDistanceValue() const

virtual void setHomePosition(const osg::Vec3d& eye, const osg::Vec3d& center, const osg::Vec3d& up)

virtual void getHomePosition(osg::Vec3d& eye, osg::Vec3d& center, osg::Vec3d& up)

virtual void setAutoComputeHomePosition(bool flag)

bool getAutoComputeHomePosition() const

virtual void accept(GUIEventHandlerVisitor& v)

Protected Fields

double _minimumDistance

bool _autoComputeHomePosition

osg::Vec3d _homeEye

osg::Vec3d _homeCenter

osg::Vec3d _homeUp

osg::ref_ptr<CoordinateFrameCallback> _coordinateFrameCallback

Inherited from GUIEventHandler:

Public Methods

META_Object (osgGA, GUIEventHandler) const () const

virtual CompositeGUIEventHandler* getComposite()

Documentation

DriveManipulator is a camera manipulator which provides drive-like functionality. By default, the left mouse button accelerates, the right mouse button decelerates, and the middle mouse button (or left and right simultaneously) stops dead.

DriveManipulator()

virtual const char* className() const

virtual void setByMatrix(const osg::Matrixd& matrix)

set the position of the matrix manipulator using a 4x4 Matrix

virtual void setByInverseMatrix(const osg::Matrixd& matrix)

set the position of the matrix manipulator using a 4x4 Matrix

virtual osg::Matrixd getMatrix() const

get the position of the manipulator as 4x4 Matrix

virtual osg::Matrixd getInverseMatrix() const

get the position of the manipulator as a inverse matrix of the manipulator, typically used as a model view matrix

virtual void setNode(osg::Node*)

virtual const osg::Node* getNode() const

virtual osg::Node* getNode()

virtual void computeHomePosition()

virtual void home(const GUIEventAdapter& ea, GUIActionAdapter& us)

virtual void init(const GUIEventAdapter& ea, GUIActionAdapter& us)

virtual bool handle(const GUIEventAdapter& ea, GUIActionAdapter& us)

virtual void getUsage(osg::ApplicationUsage& usage) const

Get the keyboard and mouse usage of this manipulator

virtual ~DriveManipulator()

void flushMouseEventStack()

Reset the internal GUIEvent stack

void addMouseEvent(const GUIEventAdapter& ea)

Add the current mouse GUIEvent to internal stack

void computePosition(const osg::Vec3d& eye, const osg::Vec3d& lv, const osg::Vec3d& up)

bool calcMovement()

For the give mouse movement calculate the movement of the camera. Return true is camera has moved and a redraw is required.

osg::ref_ptr<const GUIEventAdapter> _ga_t1

osg::ref_ptr<const GUIEventAdapter> _ga_t0

osg::ref_ptr<osg::Node> _node

double _modelScale

double _velocity

double _height

double _buffer

enum SpeedControlMode

USE_MOUSE_Y_FOR_SPEED

USE_MOUSE_BUTTONS_FOR_SPEED

SpeedControlMode _speedMode

osg::Vec3d _eye

osg::Quat _rotation

double _distance

This class has no child classes.

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