osgView::HUD Class Reference

used to add to the screen Entities of the SpaceManager. More...

Public Member Functions
void	setRoot (osg::Group *root)
	Specify the root so that HUD can be added to it.
void	setProjection (const osg::Matrix &matrix)
	Set the projection to the given matrix.
osg::Projection *	getProjection ()
	Return the projection matrix being used.
bool	addChild (osg::Node *node)
	Add a child.
bool	setChild (unsigned int pos, osg::Node *node)
	Set child at the specified position to the passed value.
bool	removeChild (osg::Node *node)
	Remove child.
bool	removeChild (unsigned int pos, unsigned int numChildrenToRemove)
	Remove a set of children starting a position pos.
unsigned int	getNumChildren ()
	Return the number of children.

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Detailed Description

HUD creates a Ortho projection and a transform matrix that is attached to the screen.

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Member Function Documentation

bool HUD::addChild (  osg::Node *  node  )

add node. Parameters: node  node to add. Returns: true if the child was sucessfully removed. False otherwise.

unsigned int HUD::getNumChildren (   )

return the number of children added to the HUD. Returns: number of children.

bool HUD::removeChild (  unsigned int  pos, unsigned int  numChildrenToRemove )

set the new projection matrix. Parameters: pos  the initial child number. numChildrenToRemove  number of children to be removed. Returns: true if the child was sucessfully removed. False otherwise.

bool HUD::removeChild (  osg::Node *  node  )

remove child. Parameters: node  the node to be removed. Returns: true if the child was sucessfully removed. False otherwise.

bool HUD::setChild (  unsigned int  pos, osg::Node *  node )

add node at position pos. Parameters: pos  position to be added. node  node to add. Returns: true if the child was sucessfully removed. False otherwise.

void HUD::setProjection (  const osg::Matrix &  matrix  )

set the new projection matrix. Parameters: matrix  the new projection matrix.

void HUD::setRoot (  osg::Group *  root  )

Create a Orthographical projection matrix that is attached to the camera so that objects attached to it are positioned relative to the screen. Parameters: root  the application root.

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

• osgView/HUD
• osgView/HUD.cpp
• osgExtension/HUD.cpp

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