FibHeap Class Reference

An abstract definition of a fibonacci heap. More...

#include </usr1/tp517/Tumble/trunk/src/tumble/fibheap.h>

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[legend]List of all members.

Public Member Functions
	FibHeap ()
virtual	~FibHeap ()
void	Insert (FibHeapNode *NewNode)
void	Union (FibHeap *OtherHeap)
FibHeapNode *	Minimum ()
FibHeapNode *	ExtractMin ()
int	DecreaseKey (FibHeapNode *theNode, FibHeapNode &NewKey)
int	Delete (FibHeapNode *theNode)
int	GetHeapOwnership ()
void	SetHeapOwnership ()
void	ClearHeapOwnership ()
long	GetNumNodes ()
long	GetNumTrees ()
long	GetNumMarkedNodes ()
void	Print (FibHeapNode *Tree=NULL, FibHeapNode *theParent=NULL)
Private Member Functions
void	_Exchange (FibHeapNode *&N1, FibHeapNode *&N2)
void	_Consolidate ()
void	_Link (FibHeapNode *, FibHeapNode *)
void	_AddToRootList (FibHeapNode *)
void	_Cut (FibHeapNode *, FibHeapNode *)
void	_CascadingCut (FibHeapNode *)
Private Attributes
FibHeapNode *	MinRoot
long	NumNodes
long	NumTrees
long	NumMarkedNodes
int	HeapOwnershipFlag

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Detailed Description

An abstract definition of a fibonacci heap.

Definition at line 70 of file fibheap.h.

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Constructor & Destructor Documentation

FibHeap::FibHeap

(

)

Definition at line 172 of file fibheap.C.

References ClearHeapOwnership(), MinRoot, NumMarkedNodes, NumNodes, and NumTrees.

Referenced by ExtractMin().

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FibHeap::~FibHeap

(

)

[virtual]

Definition at line 183 of file fibheap.C.

References ExtractMin(), GetHeapOwnership(), and MinRoot.

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Member Function Documentation

void FibHeap::Insert

(

FibHeapNode *

NewNode

)

Definition at line 209 of file fibheap.C.

References FibHeapNode::Left, MinRoot, NumNodes, NumTrees, FibHeapNode::Parent, and FibHeapNode::Right.

Referenced by _AddToRootList(), and FHeap< Data >::decrease().

void FibHeap::Union

(

FibHeap *

OtherHeap

)

Definition at line 249 of file fibheap.C.

References FibHeapNode::Left, MinRoot, NumMarkedNodes, NumNodes, NumTrees, and FibHeapNode::Right.

Referenced by ExtractMin().

FibHeapNode* FibHeap::Minimum

(

)

[inline]

Definition at line 87 of file fibheap.h.

References MinRoot.

Referenced by FHeap< Data >::empty(), and ExtractMin().

FibHeapNode * FibHeap::ExtractMin

(

)

Definition at line 310 of file fibheap.C.

References _Consolidate(), FibHeapNode::Child, FibHeapNode::Degree, FibHeap(), FibHeapNode::Left, FibHeapNode::Mark, Minimum(), MinRoot, NumMarkedNodes, NumNodes, FibHeapNode::Parent, FibHeapNode::Right, and Union().

Referenced by Delete(), FHeap< Data >::rem_min(), and ~FibHeap().

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int FibHeap::DecreaseKey	(	FibHeapNode *	theNode,
		FibHeapNode &	NewKey
	)

Definition at line 389 of file fibheap.C.

References _CascadingCut(), _Cut(), MinRoot, NOTOK, OK, and FibHeapNode::Parent.

Referenced by FHeap< Data >::decrease(), and Delete().

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int FibHeap::Delete

(

FibHeapNode *

theNode

)

Definition at line 419 of file fibheap.C.

References DecreaseKey(), ExtractMin(), GetHeapOwnership(), FibHeapNode::NegInfinityFlag, NOTOK, and OK.

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int FibHeap::GetHeapOwnership

(

)

[inline]

Definition at line 97 of file fibheap.h.

References HeapOwnershipFlag.

Referenced by Delete(), and ~FibHeap().

void FibHeap::SetHeapOwnership

(

)

[inline]

Definition at line 98 of file fibheap.h.

References HeapOwnershipFlag.

void FibHeap::ClearHeapOwnership

(

)

[inline]

Definition at line 99 of file fibheap.h.

References HeapOwnershipFlag.

Referenced by FibHeap().

long FibHeap::GetNumNodes

(

)

[inline]

Definition at line 101 of file fibheap.h.

References NumNodes.

long FibHeap::GetNumTrees

(

)

[inline]

Definition at line 102 of file fibheap.h.

References NumTrees.

long FibHeap::GetNumMarkedNodes

(

)

[inline]

Definition at line 103 of file fibheap.h.

References NumMarkedNodes.

void FibHeap::Print	(	FibHeapNode *	Tree = NULL,
		FibHeapNode *	theParent = NULL
	)

Definition at line 451 of file fibheap.C.

References FibHeapNode::Child, FibHeapNode::Left, MinRoot, FibHeapNode::Parent, FibHeapNode::Print(), and FibHeapNode::Right.

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void FibHeap::_Exchange	(	FibHeapNode *&	N1,
		FibHeapNode *&	N2
	)			[inline, private]

Definition at line 111 of file fibheap.h.

Referenced by _Consolidate().

void FibHeap::_Consolidate

(

)

[private]

Definition at line 534 of file fibheap.C.

References _AddToRootList(), _Exchange(), _Link(), FibHeapNode::Degree, FibHeapNode::Left, MinRoot, NumTrees, and FibHeapNode::Right.

Referenced by ExtractMin().

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void FibHeap::_Link	(	FibHeapNode *	,
		FibHeapNode *
	)			[private]

Definition at line 601 of file fibheap.C.

References FibHeapNode::Child, FibHeapNode::Degree, FibHeapNode::Left, FibHeapNode::Mark, NumMarkedNodes, NumTrees, FibHeapNode::Parent, and FibHeapNode::Right.

Referenced by _Consolidate().

void FibHeap::_AddToRootList

(

FibHeapNode *

)

[private]

Definition at line 644 of file fibheap.C.

References Insert(), FibHeapNode::Mark, NumMarkedNodes, and NumNodes.

Referenced by _Consolidate(), and _Cut().

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void FibHeap::_Cut	(	FibHeapNode *	,
		FibHeapNode *
	)			[private]

Definition at line 657 of file fibheap.C.

References _AddToRootList(), FibHeapNode::Child, FibHeapNode::Degree, FibHeapNode::Left, and FibHeapNode::Right.

Referenced by _CascadingCut(), and DecreaseKey().

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void FibHeap::_CascadingCut

(

FibHeapNode *

)

[private]

Definition at line 682 of file fibheap.C.

References _Cut(), FibHeapNode::Mark, NumMarkedNodes, and FibHeapNode::Parent.

Referenced by DecreaseKey().

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Member Data Documentation

FibHeapNode* FibHeap::MinRoot [private]

Definition at line 72 of file fibheap.h.

Referenced by _Consolidate(), DecreaseKey(), ExtractMin(), FibHeap(), Insert(), Minimum(), Print(), Union(), and ~FibHeap().

long FibHeap::NumNodes [private]

Definition at line 73 of file fibheap.h.

Referenced by _AddToRootList(), ExtractMin(), FibHeap(), GetNumNodes(), Insert(), and Union().

long FibHeap::NumTrees [private]

Definition at line 73 of file fibheap.h.

Referenced by _Consolidate(), _Link(), FibHeap(), GetNumTrees(), Insert(), and Union().

long FibHeap::NumMarkedNodes [private]

Definition at line 73 of file fibheap.h.

Referenced by _AddToRootList(), _CascadingCut(), _Link(), ExtractMin(), FibHeap(), GetNumMarkedNodes(), and Union().

int FibHeap::HeapOwnershipFlag [private]

Definition at line 75 of file fibheap.h.

Referenced by ClearHeapOwnership(), GetHeapOwnership(), and SetHeapOwnership().

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

• src/tumble/fibheap.h (r1659/r1576)
• src/tumble/fibheap.C (r1659/r1254)

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