G4KDTree is used by the ITManager to locate the neareast neighbours. More...

#include <G4KDTree.hh>

Collaboration diagram for G4KDTree:

Classes
class	HyperRect

Public Member Functions
	G4KDTree (size_t dim=3)

	~G4KDTree ()

void	Clear ()

void	Print (std::ostream &out=G4cout) const

void	Build ()

void	NoticeNodeDeactivation ()

size_t	GetDim () const

int	GetNbNodes () const

G4KDNode_Base *	GetRoot ()

template<typename PointT >
G4KDNode_Base *	InsertMap (PointT *pos)

template<typename PointT >
G4KDNode_Base *	Insert (PointT *pos)

template<typename Position >
G4KDTreeResultHandle	Nearest (const Position &pos)

G4KDTreeResultHandle	Nearest (G4KDNode_Base *node)

template<typename Position >
G4KDTreeResultHandle	NearestInRange (const Position &pos, const double &range)

G4KDTreeResultHandle	NearestInRange (G4KDNode_Base *node, const double &range)

void *	operator new (size_t)

void	operator delete (void *)

Protected Member Functions
void	__InsertMap (G4KDNode_Base *node)

void	__Clear_Rec (G4KDNode_Base *node)

template<typename Position >
int	__NearestInRange (G4KDNode_Base node, const Position &pos, const double &range_sq, const double &range, G4KDTreeResult &list, int ordered, G4KDNode_Base source_node=0)

template<typename Position >
void	__NearestToPosition (G4KDNode_Base node, const Position &pos, G4KDNode_Base &result, double result_dist_sq, HyperRect fRect)

template<typename Position >
void	__NearestToNode (G4KDNode_Base source_node, G4KDNode_Base node, const Position &pos, std::vector< G4KDNode_Base * > &result, double result_dist_sq, HyperRect fRect, int &nbresult)

Protected Attributes
HyperRect *	fRect

G4KDNode_Base *	fRoot

size_t	fDim

int	fNbNodes

int	fNbActiveNodes

G4KDMap *	fKDMap

G4ThreadLocalStatic G4Allocator< G4KDTree > *	fgAllocator

Friends
class	G4KDNode_Base

Detailed Description

G4KDTree is used by the ITManager to locate the neareast neighbours.

A kdtree sorts out node in such a way that it reduces the number of node check. The results of this search can be retrieved by G4KDTreeResultHandle.

Definition at line 72 of file G4KDTree.hh.

Constructor & Destructor Documentation

G4KDTree::G4KDTree ( size_t dim = 3 )

Definition at line 50 of file G4KDTree.cc.

References fDim, fNbActiveNodes, fNbNodes, fRect, and fRoot.

G4KDTree::~G4KDTree ( )

Definition at line 60 of file G4KDTree.cc.

References __Clear_Rec(), fKDMap, fRect, and fRoot.

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Member Function Documentation

void G4KDTree::__Clear_Rec ( G4KDNode_Base * node )

protected

Definition at line 103 of file G4KDTree.cc.

References G4KDNode_Base::GetLeft(), and G4KDNode_Base::GetRight().

Referenced by Clear(), and ~G4KDTree().

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void G4KDTree::__InsertMap ( G4KDNode_Base * node )

protected

Definition at line 113 of file G4KDTree.cc.

References fKDMap, and G4KDMap::Insert().

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template<typename Position >

int G4KDTree::__NearestInRange	(	G4KDNode_Base *	node,
		const Position &	pos,
		const double &	range_sq,
		const double &	range,
		G4KDTreeResult &	list,
		int	ordered,
		G4KDNode_Base *	source_node = `0`
	)

protected

Referenced by NearestInRange().

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template<typename Position >

void G4KDTree::__NearestToNode	(	G4KDNode_Base *	source_node,
		G4KDNode_Base *	node,
		const Position &	pos,
		std::vector< G4KDNode_Base * > &	result,
		double *	result_dist_sq,
		HyperRect *	fRect,
		int &	nbresult
	)

protected

Referenced by Nearest().

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template<typename Position >

void G4KDTree::__NearestToPosition	(	G4KDNode_Base *	node,
		const Position &	pos,
		G4KDNode_Base *&	result,
		double *	result_dist_sq,
		HyperRect *	fRect
	)

protected

void G4KDTree::Build ( void )

Definition at line 118 of file G4KDTree.cc.

References G4KDTree::HyperRect::Extend(), fDim, fKDMap, fNbActiveNodes, fRect, fRoot, G4cout, G4endl, G4KDMap::GetSize(), G4KDNode_Base::Insert(), n, G4KDMap::PopOutMiddle(), and G4KDTree::HyperRect::SetMinMax().

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void G4KDTree::Clear ( )

Definition at line 90 of file G4KDTree.cc.

References __Clear_Rec(), fNbNodes, fRect, and fRoot.

Referenced by NoticeNodeDeactivation().

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size_t G4KDTree::GetDim ( ) const

inline

Definition at line 88 of file G4KDTree.hh.

References fDim.

Referenced by G4KDNode_Base::GetDim(), and G4KDNode_Base::Insert().

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int G4KDTree::GetNbNodes ( ) const

inline

Definition at line 92 of file G4KDTree.hh.

References fNbNodes.

G4KDNode_Base* G4KDTree::GetRoot ( )

inline

Definition at line 96 of file G4KDTree.hh.

References fRoot.

template<typename PointT >

G4KDNode_Base* G4KDTree::Insert ( PointT * pos )

template<typename PointT >

G4KDNode_Base* G4KDTree::InsertMap ( PointT * pos )

template<typename Position >

G4KDTreeResultHandle G4KDTree::Nearest ( const Position & pos )

G4KDTreeResultHandle G4KDTree::Nearest ( G4KDNode_Base * node )

Definition at line 155 of file G4KDTree.cc.

References __NearestToNode(), DBL_MAX, fRect, fRoot, G4cout, and G4endl.

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template<typename Position >

G4KDTreeResultHandle G4KDTree::NearestInRange	(	const Position &	pos,
		const double &	range
	)

G4KDTreeResultHandle G4KDTree::NearestInRange	(	G4KDNode_Base *	node,
		const double &	range
	)

Definition at line 198 of file G4KDTree.cc.

References __NearestInRange(), fRoot, G4KDTreeResult::Rewind(), G4KDTreeResult::Sort(), and sqr().

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void G4KDTree::NoticeNodeDeactivation ( )

inline

Definition at line 82 of file G4KDTree.hh.

References Clear(), and fNbActiveNodes.

Referenced by G4KDNode_Base::InactiveNode().

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void G4KDTree::operator delete ( void * aNode )

Definition at line 80 of file G4KDTree.cc.

void * G4KDTree::operator new ( size_t )

Definition at line 74 of file G4KDTree.cc.

References G4Allocator< Type >::MallocSingle().

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void G4KDTree::Print ( std::ostream & out = G4cout ) const

Definition at line 85 of file G4KDTree.cc.

References fRoot, and G4KDNode_Base::Print().

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Friends And Related Function Documentation

friend class G4KDNode_Base

friend

Definition at line 74 of file G4KDTree.hh.

Member Data Documentation

size_t G4KDTree::fDim

protected

Definition at line 268 of file G4KDTree.hh.

Referenced by Build(), G4KDNode_Base::G4KDNode_Base(), G4KDTree(), and GetDim().

G4ThreadLocal G4Allocator< G4KDTree > * G4KDTree::fgAllocator

protected

Definition at line 273 of file G4KDTree.hh.

G4KDMap* G4KDTree::fKDMap

protected

Definition at line 271 of file G4KDTree.hh.

Referenced by __InsertMap(), Build(), and ~G4KDTree().

int G4KDTree::fNbActiveNodes

protected

Definition at line 270 of file G4KDTree.hh.

Referenced by Build(), G4KDTree(), and NoticeNodeDeactivation().

int G4KDTree::fNbNodes

protected

Definition at line 269 of file G4KDTree.hh.

Referenced by Clear(), G4KDTree(), and GetNbNodes().

HyperRect* G4KDTree::fRect

protected

Definition at line 266 of file G4KDTree.hh.

Referenced by Build(), Clear(), G4KDTree(), Nearest(), and ~G4KDTree().

G4KDNode_Base* G4KDTree::fRoot

protected

Definition at line 267 of file G4KDTree.hh.

Referenced by Build(), Clear(), G4KDTree(), GetRoot(), Nearest(), NearestInRange(), Print(), and ~G4KDTree().

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

geant4.10.01.p03/source/processes/electromagnetic/dna/management/include/G4KDTree.hh
geant4.10.01.p03/source/processes/electromagnetic/dna/management/src/G4KDTree.cc

Classes

Public Member Functions

Protected Member Functions

Protected Attributes

Friends

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation