avl.cpp File Reference

#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include "avl.h"

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Macros
#define	NODE_COUNT(n)   ((n) ? (n)->count : 0)
#define	L_COUNT(n)   (NODE_COUNT((n)->left))
#define	R_COUNT(n)   (NODE_COUNT((n)->right))
#define	CALC_COUNT(n)   (L_COUNT(n) + R_COUNT(n) + 1)
#define	NODE_DEPTH(n)   ((n) ? (n)->depth : 0)
#define	L_DEPTH(n)   (NODE_DEPTH((n)->left))
#define	R_DEPTH(n)   (NODE_DEPTH((n)->right))
#define	CALC_DEPTH(n)   ((L_DEPTH(n)>R_DEPTH(n)?L_DEPTH(n):R_DEPTH(n)) + 1)

Functions
unsigned int	avl_count (const avl_tree_t *avltree)
avl_node_t *	avl_at (const avl_tree_t *avltree, unsigned int index)
unsigned int	avl_index (const avl_node_t *avlnode)
int	avl_search_closest (const avl_tree_t *avltree, const void *item, avl_node_t **avlnode)
avl_node_t *	avl_search (const avl_tree_t *avltree, const void *item)
avl_tree_t *	avl_init_tree (avl_tree_t *rc, avl_compare_t cmp, avl_freeitem_t freeitem)
avl_tree_t *	avl_alloc_tree (avl_compare_t cmp, avl_freeitem_t freeitem)
void	avl_clear_tree (avl_tree_t *avltree)
void	avl_free_nodes (avl_tree_t *avltree)
void	avl_free_tree (avl_tree_t *avltree)
avl_node_t *	avl_init_node (avl_node_t *newnode, void *item)
avl_node_t *	avl_insert_top (avl_tree_t *avltree, avl_node_t *newnode)
avl_node_t *	avl_insert_before (avl_tree_t *avltree, avl_node_t *node, avl_node_t *newnode)
avl_node_t *	avl_insert_after (avl_tree_t *avltree, avl_node_t *node, avl_node_t *newnode)
avl_node_t *	avl_insert_node (avl_tree_t *avltree, avl_node_t *newnode)
avl_node_t *	avl_insert (avl_tree_t *avltree, void *item)
void	avl_unlink_node (avl_tree_t *avltree, avl_node_t *avlnode)
void *	avl_delete_node (avl_tree_t *avltree, avl_node_t *avlnode)
void *	avl_delete (avl_tree_t *avltree, const void *item)
avl_node_t *	avl_fixup_node (avl_tree_t *avltree, avl_node_t *newnode)

Macro Definition Documentation

#define CALC_COUNT

(

n

)

(L_COUNT(n) + R_COUNT(n) + 1)

Definition at line 41 of file avl.cpp.

#define CALC_DEPTH

(

n

)

((L_DEPTH(n)>R_DEPTH(n)?L_DEPTH(n):R_DEPTH(n)) + 1)

Definition at line 48 of file avl.cpp.

#define L_COUNT

(

n

)

(NODE_COUNT((n)->left))

Definition at line 39 of file avl.cpp.

Referenced by avl_at(), and avl_index().

#define L_DEPTH

(

n

)

(NODE_DEPTH((n)->left))

Definition at line 46 of file avl.cpp.

#define NODE_COUNT

(

n

)

((n) ? (n)->count : 0)

Definition at line 38 of file avl.cpp.

Referenced by avl_count().

#define NODE_DEPTH

(

n

)

((n) ? (n)->depth : 0)

Definition at line 45 of file avl.cpp.

#define R_COUNT

(

n

)

(NODE_COUNT((n)->right))

Definition at line 40 of file avl.cpp.

#define R_DEPTH

(

n

)

(NODE_DEPTH((n)->right))

Definition at line 47 of file avl.cpp.

Function Documentation

avl_tree_t* avl_alloc_tree	(	avl_compare_t	cmp,
		avl_freeitem_t	freeitem
	)

Definition at line 189 of file avl.cpp.

References avl_init_tree().

Referenced by Hypervolume::FromFile().

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avl_node_t* avl_at	(	const avl_tree_t *	avltree,
		unsigned int	index
	)

Definition at line 97 of file avl.cpp.

References Physics::c, L_COUNT, avl_node_t::left, avl_node_t::right, and avl_tree_t::top.

void avl_clear_tree

(

avl_tree_t *

avltree

)

Definition at line 193 of file avl.cpp.

References avl_tree_t::head, avl_tree_t::tail, and avl_tree_t::top.

Referenced by avl_free_nodes(), and Hypervolume::hv3_AVL().

unsigned int avl_count

(

const avl_tree_t *

avltree

)

Definition at line 93 of file avl.cpp.

References NODE_COUNT, and avl_tree_t::top.

void* avl_delete	(	avl_tree_t *	avltree,
		const void *	item
	)

Definition at line 406 of file avl.cpp.

References avl_delete_node(), and avl_search().

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void* avl_delete_node	(	avl_tree_t *	avltree,
		avl_node_t *	avlnode
	)

Definition at line 394 of file avl.cpp.

References avl_unlink_node(), avl_tree_t::freeitem, and avl_node_t::item.

Referenced by avl_delete().

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avl_node_t* avl_fixup_node	(	avl_tree_t *	avltree,
		avl_node_t *	newnode
	)

Definition at line 410 of file avl.cpp.

References avl_tree_t::head, avl_node_t::left, avl_node_t::next, avl_node_t::parent, avl_node_t::prev, avl_node_t::right, avl_tree_t::tail, and avl_tree_t::top.

void avl_free_nodes

(

avl_tree_t *

avltree

)

Definition at line 197 of file avl.cpp.

References avl_clear_tree(), avl_tree_t::freeitem, avl_tree_t::head, avl_node_t::item, and avl_node_t::next.

Referenced by avl_free_tree().

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void avl_free_tree

(

avl_tree_t *

avltree

)

Definition at line 218 of file avl.cpp.

References avl_free_nodes().

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unsigned int avl_index

(

const avl_node_t *

avlnode

)

Definition at line 118 of file avl.cpp.

References Physics::c, L_COUNT, avl_node_t::parent, and avl_node_t::right.

avl_node_t* avl_init_node	(	avl_node_t *	newnode,
		void *	item
	)

Definition at line 233 of file avl.cpp.

References avl_node_t::item.

Referenced by avl_insert(), and Hypervolume::hv3_AVL().

avl_tree_t* avl_init_tree	(	avl_tree_t *	rc,
		avl_compare_t	cmp,
		avl_freeitem_t	freeitem
	)

Definition at line 178 of file avl.cpp.

References avl_tree_t::cmp, avl_tree_t::freeitem, avl_tree_t::head, avl_tree_t::tail, and avl_tree_t::top.

Referenced by avl_alloc_tree().

avl_node_t* avl_insert	(	avl_tree_t *	avltree,
		void *	item
	)

Definition at line 321 of file avl.cpp.

References avl_init_node(), and avl_insert_node().

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avl_node_t* avl_insert_after	(	avl_tree_t *	avltree,
		avl_node_t *	node,
		avl_node_t *	newnode
	)

Definition at line 274 of file avl.cpp.

References avl_insert_before(), avl_insert_top(), avl_tree_t::head, avl_node_t::next, avl_node_t::parent, avl_node_t::prev, avl_node_t::right, and avl_tree_t::tail.

Referenced by avl_insert_before(), avl_insert_node(), and Hypervolume::hv3_AVL().

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avl_node_t* avl_insert_before	(	avl_tree_t *	avltree,
		avl_node_t *	node,
		avl_node_t *	newnode
	)

Definition at line 248 of file avl.cpp.

References avl_insert_after(), avl_insert_top(), avl_tree_t::head, avl_node_t::left, avl_node_t::next, avl_node_t::parent, avl_node_t::prev, and avl_tree_t::tail.

Referenced by avl_insert_after(), and avl_insert_node().

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avl_node_t* avl_insert_node	(	avl_tree_t *	avltree,
		avl_node_t *	newnode
	)

Definition at line 300 of file avl.cpp.

References avl_insert_after(), avl_insert_before(), avl_insert_top(), avl_search_closest(), avl_node_t::item, and avl_tree_t::top.

Referenced by avl_insert().

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avl_node_t* avl_insert_top	(	avl_tree_t *	avltree,
		avl_node_t *	newnode
	)

Definition at line 241 of file avl.cpp.

References avl_tree_t::head, avl_node_t::next, avl_node_t::parent, avl_node_t::prev, avl_tree_t::tail, and avl_tree_t::top.

Referenced by avl_insert_after(), avl_insert_before(), avl_insert_node(), and Hypervolume::hv3_AVL().

avl_node_t* avl_search	(	const avl_tree_t *	avltree,
		const void *	item
	)

Definition at line 173 of file avl.cpp.

References avl_search_closest().

Referenced by avl_delete().

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int avl_search_closest	(	const avl_tree_t *	avltree,
		const void *	item,
		avl_node_t **	avlnode
	)

Definition at line 134 of file avl.cpp.

References Physics::c, avl_tree_t::cmp, avl_node_t::item, avl_node_t::left, avl_node_t::right, and avl_tree_t::top.

Referenced by avl_insert_node(), avl_search(), and Hypervolume::hv3_AVL().

void avl_unlink_node	(	avl_tree_t *	avltree,
		avl_node_t *	avlnode
	)

Definition at line 340 of file avl.cpp.

References avl_tree_t::head, avl_node_t::left, avl_node_t::next, avl_node_t::parent, avl_node_t::prev, avl_node_t::right, avl_tree_t::tail, and avl_tree_t::top.

Referenced by avl_delete_node(), and Hypervolume::hv3_AVL().