makVrv::DtOsgTerrainPatchObject Class Reference

A DtOsgTerrainPatchObject contains the methods for loading a file as a terrain. More...

Inheritance diagram for makVrv::DtOsgTerrainPatchObject:

Classes
struct	ExtractedNode

Public Member Functions
	DtOsgTerrainPatchObject (DtDe &de, DtUniqueID id)
	CTOR.
virtual	~DtOsgTerrainPatchObject ()
	DTOR.
virtual void	setTerrainDefinition (const std::string &modelDefinitionName)
	Distributed methods:
virtual void	enableOverlay (int type, const std::string &definition)
	Enable specified overlay with specified definition.
virtual void	disableOverlay (int type)
	Disable specified overlay.
virtual void	disableAllOverlays ()
	Disable all overlays.
virtual void	setOverlayScale (int type, double x, double y)
	Set scale of specified overlay.
virtual void	setWrapMode (int type, int)
	Set wrap mode of specified overlay. Default is REPEAT.
virtual void	setBlendMode (int type, int)
	Set blend mode of specified overlay. Default is MODULATE.
virtual void	setOverlayOffset (int type, double x, double y)
	Set offset of specified overlay.
virtual void	setLayerEnabled (const std::string &rule, bool status)
	Toggle layers on or off by rule regexp.
virtual void	setRasterLayerPosition (int type, int pos)
	Sets the position of the raster layer to draw.
virtual std::string	overlayDefinition (int type)
	Local functions.
virtual std::vector< double >	overlayScale (int type)
	Non bound methods:
virtual std::vector< double >	overlayOffset (int type)
	Non bound methods:
virtual DtTerrainOverlayOperation	defaultOverlay (int type)
	Non bound methods:
virtual DtTerrainOverlayOperation	currentOverlay (int type)
	Non bound methods:
virtual void	getBoundingBoxMinMax (DtVector &min, DtVector &max) const
	Returns the min/max bounding points of the terrain.
virtual void	getTerrainExtents (DtVector &nw, DtVector &ne, DtVector &sw, DtVector &se) const
	Return the corners of the terrain, useful for calculating draping parameters.
virtual DtVector	getDatabaseOrigin () const
	Return the origin of the database in database coordinates.
virtual void	getBoundingBoxCenter (float &x, float &y, float &z) const
	Get the bounding box center of the terrain patch.
osg::Group *	terrainGroupNode ()
virtual void	extractNodes (const std::string &ruleset, bool isRegEx)
	Move nodes via a ruleset.
virtual int	countNodes (const std::string &rule) const
	Count nodes via a rule.
virtual bool	getExtractedNodePosition (const std::string &rule, unsigned int index, double &x, double &y, double &z) const
	Get the extracted node position.
virtual bool	getExtractedNodeOrientation (const std::string &rule, unsigned int index, double &x, double &y, double &z, double &w) const
	Get the extracted node orientation.
virtual void	moveNode (DtSceneObject *object, DtModel *model, const std::string &rule, unsigned int index)
	Moves a node to the model and sets the location of an object by its location.
virtual osg::Node *	findNode (const std::string &rule, unsigned int index)
	Get a particular node found with a rule & it's index.
virtual bool	isGlobalScaleTerrain () const
	Get if the terrain patch is a global scale.
virtual bool	getTerrainIntersection (double x, double y, double z, double vx, double vy, double vz, double &retX, double &retY, double &retZ)
	Get a terrain intersection.
virtual void	clearElevationCache ()
	If the patch object is using an elevation cache, clear it (otherwise do nothing).
bool	isOsgEarth () const
Public Member Functions inherited from makVrv::DtTerrainPatchObject
	DtTerrainPatchObject (DtDe &de, DtUniqueID id)
	CTOR.
virtual	~DtTerrainPatchObject ()
	DTOR.
const std::string &	terrainDefinitionName () const
	Accessor for the terrain definition name.
virtual DtUniqueID	uniqueID () const
	DtUniqueID Accessor.

Protected Types
typedef std::vector < ExtractedNode >	NodeList
typedef std::map< std::string, NodeList >	ExtractedNodeListMap

Protected Member Functions
void	removeChildNodesAndCache ()
	Unload the terrain.
void	removeEmptyParent (osg::Node *node)
void	updateBounds ()
virtual bool	getElevation (double lonRadians, double latRadians, double &retElevation)
	get an osg earth elevation

Static Protected Member Functions
static void	graphBoundingBox (const osg::Node *node, osg::BoundingBox &bbox)

Protected Attributes
osg::ref_ptr< DtTerrainPatchGroup >	myRoot
	The OSG Hierarchy starts with myRoot and has one child: myTerrainGroup.
osg::ref_ptr< DtFastGroup >	myTerrainGroup
	The myTerrainGroup node holds all the terrain polygons except for reforested trees.
osgEarth::Util::ElevationManager *	myElevationManager
osgEarth::MapNode *	myMapNode
ExtractedNodeListMap	myExtractedNodes
DtOsgTerrainOverlayManager	myOverlayManager
bool	myGlobalFlag
Protected Attributes inherited from makVrv::DtTerrainPatchObject
DtDe &	myDe
DtUniqueID	myUniqueID
std::string	myTerrainDefinitionName

Private Member Functions
	DtOsgTerrainPatchObject (const DtOsgTerrainPatchObject &)
	Not implemented.
DtOsgTerrainPatchObject &	operator= (const DtOsgTerrainPatchObject &)

Additional Inherited Members
Static Public Attributes inherited from makVrv::DtTerrainPatchObject
static const double	TheEarthRadius
	The Radius of the earth, used to calculate if a terrain has global scale.

Detailed Description

A DtOsgTerrainPatchObject contains the methods for loading a file as a terrain.

When loading a file as a terrain certain post processing steps can be taken. For example, the static trees can be extracted and replaced by dynamically generated trees.

Member Typedef Documentation

typedef std::vector<ExtractedNode> makVrv::DtOsgTerrainPatchObject::NodeList

protected

typedef std::map<std::string, NodeList > makVrv::DtOsgTerrainPatchObject::ExtractedNodeListMap

protected

Constructor & Destructor Documentation

makVrv::DtOsgTerrainPatchObject::DtOsgTerrainPatchObject	(	DtDe &	de,
		DtUniqueID	id
	)

CTOR.

virtual makVrv::DtOsgTerrainPatchObject::~DtOsgTerrainPatchObject ( )

virtual

DTOR.

makVrv::DtOsgTerrainPatchObject::DtOsgTerrainPatchObject ( const DtOsgTerrainPatchObject &  )

private

Not implemented.

Member Function Documentation

virtual void makVrv::DtOsgTerrainPatchObject::setTerrainDefinition ( const std::string &  modelDefinitionName )

virtual

Distributed methods:

The model definition will be loaded and post processing will occur.

Reimplemented from makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::enableOverlay ( int  type, const std::string &  definition  )

virtual

Enable specified overlay with specified definition.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::disableOverlay ( int  type )

virtual

Disable specified overlay.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::disableAllOverlays ( )

virtual

Disable all overlays.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::setOverlayScale ( int  type, double  x, double  y  )

virtual

Set scale of specified overlay.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::setWrapMode ( int  type, int    )

virtual

Set wrap mode of specified overlay. Default is REPEAT.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::setBlendMode ( int  type, int    )

virtual

Set blend mode of specified overlay. Default is MODULATE.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::setOverlayOffset ( int  type, double  x, double  y  )

virtual

Set offset of specified overlay.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::setLayerEnabled ( const std::string &  rule, bool  status  )

virtual

Toggle layers on or off by rule regexp.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::setRasterLayerPosition ( int  type, int  pos  )

virtual

Sets the position of the raster layer to draw.

Implements makVrv::DtTerrainPatchObject.

virtual std::string makVrv::DtOsgTerrainPatchObject::overlayDefinition ( int  type )

virtual

Local functions.

Implements makVrv::DtTerrainPatchObject.

virtual std::vector<double> makVrv::DtOsgTerrainPatchObject::overlayScale ( int  type )

virtual

Non bound methods:

Implements makVrv::DtTerrainPatchObject.

virtual std::vector<double> makVrv::DtOsgTerrainPatchObject::overlayOffset ( int  type )

virtual

Non bound methods:

Implements makVrv::DtTerrainPatchObject.

virtual DtTerrainOverlayOperation makVrv::DtOsgTerrainPatchObject::defaultOverlay ( int  type )

virtual

Non bound methods:

Implements makVrv::DtTerrainPatchObject.

virtual DtTerrainOverlayOperation makVrv::DtOsgTerrainPatchObject::currentOverlay ( int  type )

virtual

Non bound methods:

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::getBoundingBoxMinMax ( DtVector &  min, DtVector &  max  ) const

virtual

Returns the min/max bounding points of the terrain.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::getTerrainExtents ( DtVector &  nw, DtVector &  ne, DtVector &  sw, DtVector &  se  ) const

virtual

Return the corners of the terrain, useful for calculating draping parameters.

Implements makVrv::DtTerrainPatchObject.

virtual DtVector makVrv::DtOsgTerrainPatchObject::getDatabaseOrigin ( ) const

virtual

Return the origin of the database in database coordinates.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::getBoundingBoxCenter ( float &  x, float &  y, float &  z  ) const

virtual

Get the bounding box center of the terrain patch.

osg::Group* makVrv::DtOsgTerrainPatchObject::terrainGroupNode

(

)

virtual void makVrv::DtOsgTerrainPatchObject::extractNodes ( const std::string &  ruleset, bool  isRegEx  )

virtual

Move nodes via a ruleset.

Implements makVrv::DtTerrainPatchObject.

virtual int makVrv::DtOsgTerrainPatchObject::countNodes ( const std::string &  rule ) const

virtual

Count nodes via a rule.

This checks the current terrain contents without modifying it.

Implements makVrv::DtTerrainPatchObject.

virtual bool makVrv::DtOsgTerrainPatchObject::getExtractedNodePosition ( const std::string &  rule, unsigned int  index, double &  x, double &  y, double &  z  ) const

virtual

Get the extracted node position.

Return values

false

if the node is not found.

Implements makVrv::DtTerrainPatchObject.

virtual bool makVrv::DtOsgTerrainPatchObject::getExtractedNodeOrientation ( const std::string &  rule, unsigned int  index, double &  x, double &  y, double &  z, double &  w  ) const

virtual

Get the extracted node orientation.

Return values

false

if the node is not found.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::moveNode ( DtSceneObject *  object, DtModel *  model, const std::string &  rule, unsigned int  index  )

virtual

Moves a node to the model and sets the location of an object by its location.

Implements makVrv::DtTerrainPatchObject.

virtual osg::Node* makVrv::DtOsgTerrainPatchObject::findNode ( const std::string &  rule, unsigned int  index  )

virtual

Get a particular node found with a rule & it's index.

virtual bool makVrv::DtOsgTerrainPatchObject::isGlobalScaleTerrain ( ) const

virtual

Get if the terrain patch is a global scale.

Implements makVrv::DtTerrainPatchObject.

virtual bool makVrv::DtOsgTerrainPatchObject::getTerrainIntersection ( double  x, double  y, double  z, double  vx, double  vy, double  vz, double &  retX, double &  retY, double &  retZ  )

virtual

Get a terrain intersection.

Implements makVrv::DtTerrainPatchObject.

virtual void makVrv::DtOsgTerrainPatchObject::clearElevationCache ( )

virtual

If the patch object is using an elevation cache, clear it (otherwise do nothing).

Use after making a large number of successive calls, such as while extracting props from a shape file

Implements makVrv::DtTerrainPatchObject.

bool makVrv::DtOsgTerrainPatchObject::isOsgEarth ( ) const

inline

DtOsgTerrainPatchObject& makVrv::DtOsgTerrainPatchObject::operator= ( const DtOsgTerrainPatchObject &  )

private

void makVrv::DtOsgTerrainPatchObject::removeChildNodesAndCache ( )

protected

Unload the terrain.

static void makVrv::DtOsgTerrainPatchObject::graphBoundingBox ( const osg::Node *  node, osg::BoundingBox &  bbox  )

staticprotected

void makVrv::DtOsgTerrainPatchObject::removeEmptyParent ( osg::Node *  node )

protected

void makVrv::DtOsgTerrainPatchObject::updateBounds ( )

protected

virtual bool makVrv::DtOsgTerrainPatchObject::getElevation ( double  lonRadians, double  latRadians, double &  retElevation  )

protectedvirtual

get an osg earth elevation

Member Data Documentation

osg::ref_ptr<DtTerrainPatchGroup> makVrv::DtOsgTerrainPatchObject::myRoot

protected

The OSG Hierarchy starts with myRoot and has one child: myTerrainGroup.

osg::ref_ptr<DtFastGroup> makVrv::DtOsgTerrainPatchObject::myTerrainGroup

protected

The myTerrainGroup node holds all the terrain polygons except for reforested trees.

osgEarth::Util::ElevationManager* makVrv::DtOsgTerrainPatchObject::myElevationManager

protected

osgEarth::MapNode* makVrv::DtOsgTerrainPatchObject::myMapNode

protected

ExtractedNodeListMap makVrv::DtOsgTerrainPatchObject::myExtractedNodes

protected

DtOsgTerrainOverlayManager makVrv::DtOsgTerrainPatchObject::myOverlayManager

protected

bool makVrv::DtOsgTerrainPatchObject::myGlobalFlag

protected

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

• include/vrvOsg/DtOsgTerrainPatchObject.h