index.h File Reference

#include "rtree.h"

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Go to the source code of this file.

Data Structures
struct	RTree_ListNode
struct	RTree_ListFNode
struct	RTree_ListBranch

Macros
#define	PGSIZE   512
#define	FORCECARD   3
#define	NODETYPE(l, fd)   ((l) == 0 ? 0 : ((fd) < 0 ? 1 : 2))
#define	RTreeCopyRect(r1, r2, t)   memcpy((r1)->boundary, (r2)->boundary, (t)->rectsize)

Functions
struct RTree_ListNode *	RTreeNewListNode (void)
void	RTreeFreeListNode (struct RTree_ListNode *)
void	RTreeReInsertNode (struct RTree_Node *, struct RTree_ListNode **)
void	RTreeFreeListBranch (struct RTree_ListBranch *)
int	RTreeSearchM (struct RTree *, struct RTree_Rect *, SearchHitCallback *, void *)
int	RTreeInsertRectM (struct RTree_Rect *, union RTree_Child, int, struct RTree *)
int	RTreeDeleteRectM (struct RTree_Rect *, union RTree_Child, struct RTree *)
int	RTreeValidChildM (union RTree_Child *child)
int	RTreeSearchF (struct RTree *, struct RTree_Rect *, SearchHitCallback *, void *)
int	RTreeInsertRectF (struct RTree_Rect *, union RTree_Child, int, struct RTree *)
int	RTreeDeleteRectF (struct RTree_Rect *, union RTree_Child, struct RTree *)
int	RTreeValidChildF (union RTree_Child *)
void	RTreeNodeCover (struct RTree_Node *, struct RTree_Rect *, struct RTree *)
int	RTreeAddBranch (struct RTree_Branch *, struct RTree_Node *, struct RTree_Node **, struct RTree_ListBranch **, struct RTree_Rect *, char *, struct RTree *)
int	RTreePickBranch (struct RTree_Rect *, struct RTree_Node *, struct RTree *)
void	RTreeDisconnectBranch (struct RTree_Node *, int, struct RTree *)
void	RTreePrintNode (struct RTree_Node *, int, struct RTree *)
void	RTreeTabIn (int)
void	RTreeCopyBranch (struct RTree_Branch *, struct RTree_Branch *, struct RTree *)
void	RTreeInitRect (struct RTree_Rect *, struct RTree *)
	Initialize a rectangle to have all 0 coordinates. More...
void	RTreeNullRect (struct RTree_Rect *, struct RTree *)
RectReal	RTreeRectArea (struct RTree_Rect *, struct RTree *)
RectReal	RTreeRectSphericalVolume (struct RTree_Rect *, struct RTree *)
RectReal	RTreeRectVolume (struct RTree_Rect *, struct RTree *)
RectReal	RTreeRectMargin (struct RTree_Rect *, struct RTree *)
void	RTreeCombineRect (struct RTree_Rect *, struct RTree_Rect *, struct RTree_Rect *, struct RTree *)
int	RTreeExpandRect (struct RTree_Rect *, struct RTree_Rect *, struct RTree *)
int	RTreeCompareRect (struct RTree_Rect *, struct RTree_Rect *, struct RTree *)
void	RTreeSplitNode (struct RTree_Node *, struct RTree_Branch *, struct RTree_Node *, struct RTree *)
int	RTreeSetNodeMax (int, struct RTree *)
int	RTreeSetLeafMax (int, struct RTree *)
int	RTreeGetNodeMax (struct RTree *)
int	RTreeGetLeafMax (struct RTree *)
struct RTree_Node *	RTreeGetNode (off_t, int, struct RTree *)
void	RTreeNodeChanged (struct RTree_Node *, off_t, struct RTree *)
size_t	RTreeRewriteNode (struct RTree_Node *, off_t, struct RTree *)
void	RTreeAddNodePos (off_t, int, struct RTree *)

Macro Definition Documentation

FORCECARD

#define FORCECARD   3

Definition at line 29 of file index.h.

NODETYPE

#define NODETYPE	(		l,
			fd
	)		((l) == 0 ? 0 : ((fd) < 0 ? 1 : 2))

Definition at line 31 of file index.h.

PGSIZE

#define PGSIZE   512

Definition at line 26 of file index.h.

RTreeCopyRect

#define RTreeCopyRect	(		r1,
			r2,
			t
	)		memcpy((r1)->boundary, (r2)->boundary, (t)->rectsize)

Definition at line 99 of file index.h.

Referenced by RTreeAddBranch(), RTreeCopyBranch(), and RTreeNodeCover().

Function Documentation

RTreeAddBranch()

int RTreeAddBranch	(	struct RTree_Branch *	,
		struct RTree_Node *	,
		struct RTree_Node **	,
		struct RTree_ListBranch **	,
		struct RTree_Rect *	,
		char *	,
		struct RTree *
	)

Definition at line 542 of file node.c.

References RTree_Node::branch, RTree_Branch::child, RTree_Node::count, RTree_Child::id, RTree_Node::level, MAXKIDS, RTree_Branch::rect, RTree::rootlevel, RTreeCopyRect, and RTree::valid_child.

RTreeAddNodePos()

void RTreeAddNodePos	(	off_t	,
		int	,
		struct RTree *
	)

Definition at line 32 of file io.c.

References RTree::_recycle::alloc, assert, RTree::_recycle::avail, NodeBuffer::dirty, RTree::free_nodes, RTree::nb, NODE_BUFFER_SIZE, NodeBuffer::pos, RTree::_recycle::pos, and RTree::used.

RTreeCombineRect()

void RTreeCombineRect	(	struct RTree_Rect *	,
		struct RTree_Rect *	,
		struct RTree_Rect *	,
		struct RTree *
	)

Definition at line 505 of file rect.c.

References RTree_Rect::boundary, MAX, MIN, RTree::ndims, RTree::ndims_alloc, RTree::nsides_alloc, and Undefined.

RTreeCompareRect()

int RTreeCompareRect	(	struct RTree_Rect *	,
		struct RTree_Rect *	,
		struct RTree *
	)

Definition at line 577 of file rect.c.

RTreeCopyBranch()

void RTreeCopyBranch	(	struct RTree_Branch *	,
		struct RTree_Branch *	,
		struct RTree *
	)

Definition at line 126 of file node.c.

References RTree_Branch::child, RTree_Branch::rect, and RTreeCopyRect.

Referenced by RTreeCopyNode().

RTreeDeleteRectF()

int RTreeDeleteRectF	(	struct RTree_Rect *	,
		union RTree_Child	,
		struct RTree *
	)

Definition at line 408 of file indexf.c.

References NULL.

Referenced by RTreeCreateTree().

RTreeDeleteRectM()

int RTreeDeleteRectM	(	struct RTree_Rect *	,
		union RTree_Child	,
		struct RTree *
	)

Definition at line 354 of file indexm.c.

References NULL.

Referenced by RTreeCreateTree().

RTreeDisconnectBranch()

void RTreeDisconnectBranch	(	struct RTree_Node *	,
		int	,
		struct RTree *
	)

Definition at line 270 of file node.c.

References assert, RTree_Node::branch, RTree_Branch::child, RTree::fd, and RTree::valid_child.

RTreeExpandRect()

int RTreeExpandRect	(	struct RTree_Rect *	,
		struct RTree_Rect *	,
		struct RTree *
	)

Definition at line 542 of file rect.c.

References RTree_Rect::boundary, RTree::ndims, RTree::ndims_alloc, and Undefined.

Referenced by RTreeNodeCover().

RTreeFreeListBranch()

void RTreeFreeListBranch

(

struct RTree_ListBranch *

)

Definition at line 389 of file vector/rtree/index.c.

References RTree_ListBranch::b, free(), RTree_Branch::rect, and RTreeFreeBoundary().

RTreeFreeListNode()

void RTreeFreeListNode

(

struct RTree_ListNode *

)

Definition at line 368 of file vector/rtree/index.c.

References free().

RTreeGetLeafMax()

int RTreeGetLeafMax

(

struct RTree *

)

Definition at line 42 of file card.c.

References RTree::leafcard.

RTreeGetNode()

struct RTree_Node* RTreeGetNode	(	off_t	,
		int	,
		struct RTree *
	)

Definition at line 112 of file io.c.

References NodeBuffer::dirty, RTree_Node::level, NodeBuffer::n, RTree::nb, NODE_BUFFER_SIZE, NodeBuffer::pos, RTreeReadNode(), RTreeRewriteNode(), and RTree::used.

RTreeGetNodeMax()

int RTreeGetNodeMax

(

struct RTree *

)

Definition at line 38 of file card.c.

References RTree::nodecard.

RTreeInitRect()

void RTreeInitRect	(	struct RTree_Rect *	,
		struct RTree *
	)

Initialize a rectangle to have all 0 coordinates.

Definition at line 112 of file rect.c.

References RTree_Rect::boundary, and RTree::ndims_alloc.

Referenced by RTreeSetRect1D(), RTreeSetRect2D(), RTreeSetRect3D(), and RTreeSetRect4D().

RTreeInsertRectF()

int RTreeInsertRectF	(	struct RTree_Rect *	,
		union RTree_Child	,
		int	,
		struct RTree *
	)

Definition at line 214 of file indexf.c.

References b, MAXLEVEL, NULL, RTree::overflow, and RTreeAllocNode().

Referenced by RTreeCreateTree().

RTreeInsertRectM()

int RTreeInsertRectM	(	struct RTree_Rect *	,
		union RTree_Child	,
		int	,
		struct RTree *
	)

Definition at line 186 of file indexm.c.

References b, MAXLEVEL, NULL, and RTree::overflow.

Referenced by RTreeCreateTree().

RTreeNewListNode()

struct RTree_ListNode* RTreeNewListNode

(

void

)

Definition at line 363 of file vector/rtree/index.c.

References malloc().

Referenced by RTreeReInsertNode().

RTreeNodeChanged()

void RTreeNodeChanged	(	struct RTree_Node *	,
		off_t	,
		struct RTree *
	)

Definition at line 198 of file io.c.

References assert, NodeBuffer::dirty, RTree_Node::level, RTree::nb, NODE_BUFFER_SIZE, NodeBuffer::pos, and RTree::used.

RTreeNodeCover()

void RTreeNodeCover	(	struct RTree_Node *	,
		struct RTree_Rect *	,
		struct RTree *
	)

Definition at line 136 of file node.c.

References RTree_Node::branch, RTree_Branch::child, RTree_Child::id, RTree::leafcard, RTree_Node::level, RTree::nodecard, RTree_Branch::rect, RTreeCopyRect, RTreeExpandRect(), and RTree::valid_child.

RTreeNullRect()

void RTreeNullRect	(	struct RTree_Rect *	,
		struct RTree *
	)

Definition at line 227 of file rect.c.

References RTree_Rect::boundary, RTree::ndims_alloc, RTree::nsides_alloc, and r.

Referenced by RTreeInitPVars().

RTreePickBranch()

int RTreePickBranch	(	struct RTree_Rect *	,
		struct RTree_Node *	,
		struct RTree *
	)

Definition at line 236 of file node.c.

References assert.

RTreePrintNode()

void RTreePrintNode	(	struct RTree_Node *	,
		int	,
		struct RTree *
	)

Definition at line 617 of file node.c.

References RTree_Node::branch, RTree_Branch::child, RTree_Node::count, RTree_Child::id, RTree::leafcard, RTree_Node::level, RTree::nodecard, RTree_Branch::rect, RTreePrintRect(), and RTreeTabIn().

RTreeRectArea()

RectReal RTreeRectArea	(	struct RTree_Rect *	,
		struct RTree *
	)

RTreeRectMargin()

RectReal RTreeRectMargin	(	struct RTree_Rect *	,
		struct RTree *
	)

Definition at line 487 of file rect.c.

References RTree_Rect::boundary, RTree::ndims, and RTree::ndims_alloc.

RTreeRectSphericalVolume()

RectReal RTreeRectSphericalVolume	(	struct RTree_Rect *	,
		struct RTree *
	)

Definition at line 435 of file rect.c.

References RTree_Rect::boundary, RTree::ndims, RTree::ndims_alloc, Undefined, and UnitSphereVolumes.

RTreeRectVolume()

RectReal RTreeRectVolume	(	struct RTree_Rect *	,
		struct RTree *
	)

Definition at line 325 of file rect.c.

References assert, RTree_Rect::boundary, M_PI, RTree::ndims, RTree::ndims_alloc, r, sphere_volume(), Undefined, and UnitSphereVolume.

RTreeReInsertNode()

void RTreeReInsertNode	(	struct RTree_Node *	,
		struct RTree_ListNode **
	)

Definition at line 377 of file vector/rtree/index.c.

References l, RTree_ListNode::next, RTree_ListNode::node, and RTreeNewListNode().

RTreeRewriteNode()

size_t RTreeRewriteNode	(	struct RTree_Node *	,
		off_t	,
		struct RTree *
	)

Definition at line 190 of file io.c.

References RTree::fd, and RTreeWriteNode().

Referenced by RTreeFlushBuffer(), and RTreeGetNode().

RTreeSearchF()

int RTreeSearchF	(	struct RTree *	,
		struct RTree_Rect *	,
		SearchHitCallback *	,
		void *
	)

Definition at line 37 of file indexf.c.

Referenced by RTreeCreateTree().

RTreeSearchM()

int RTreeSearchM	(	struct RTree *	,
		struct RTree_Rect *	,
		SearchHitCallback *	,
		void *
	)

Definition at line 34 of file indexm.c.

Referenced by RTreeCreateTree().

RTreeSetLeafMax()

int RTreeSetLeafMax	(	int	,
		struct RTree *
	)

Definition at line 34 of file card.c.

RTreeSetNodeMax()

int RTreeSetNodeMax	(	int	,
		struct RTree *
	)

Definition at line 30 of file card.c.

RTreeSplitNode()

void RTreeSplitNode	(	struct RTree_Node *	,
		struct RTree_Branch *	,
		struct RTree_Node *	,
		struct RTree *
	)

Definition at line 600 of file split.c.

References RTree_Node::level.

RTreeTabIn()

void RTreeTabIn

(

int

)

Definition at line 602 of file node.c.

Referenced by RTreePrintNode().

RTreeValidChildF()

int RTreeValidChildF

(

union RTree_Child *

)

Definition at line 27 of file indexf.c.

References RTree_Child::pos.

Referenced by RTreeCreateTree().

RTreeValidChildM()

int RTreeValidChildM

(

union RTree_Child *

child

)

Definition at line 24 of file indexm.c.

References NULL, and RTree_Child::ptr.

Referenced by RTreeCreateTree().