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split_q.h
Go to the documentation of this file.
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/****************************************************************************
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* MODULE: R-Tree library
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*
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* AUTHOR(S): Antonin Guttman - original code
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* Daniel Green (green@superliminal.com) - major clean-up
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* and implementation of bounding spheres
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*
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* PURPOSE: Multidimensional index
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*
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* COPYRIGHT: (C) 2001 by the GRASS Development Team
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*
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* This program is free software under the GNU General Public
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* License (>=v2). Read the file COPYING that comes with GRASS
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* for details.
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*****************************************************************************/
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/*-----------------------------------------------------------------------------
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| Definitions and global variables.
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-----------------------------------------------------------------------------*/
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#define METHODS 1
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struct
PartitionVars
{
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int
partition
[
MAXCARD
+ 1];
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int
total
,
minfill
;
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int
taken
[
MAXCARD
+ 1];
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int
count
[2];
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struct
Rect
cover
[2];
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RectReal
area
[2];
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};
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extern
struct
Branch
BranchBuf
[
MAXCARD
+ 1];
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extern
int
BranchCount
;
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extern
struct
Rect
CoverSplit
;
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extern
RectReal
CoverSplitArea
;
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/* variables for finding a partition */
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extern
struct
PartitionVars
Partitions
[
METHODS
];
Partitions
struct PartitionVars Partitions[METHODS]
Definition:
split_q.c:30
CoverSplit
struct Rect CoverSplit
Definition:
split_q.c:26
BranchBuf
struct Branch BranchBuf[MAXCARD+1]
Definition:
split_q.c:24
RectReal
double RectReal
Definition:
index.h:25
PartitionVars::taken
int taken[MAXCARD+1]
Definition:
split_q.h:27
PartitionVars::minfill
int minfill
Definition:
split_q.h:26
BranchCount
int BranchCount
Definition:
split_q.c:25
PartitionVars::partition
int partition[MAXCARD+1]
Definition:
split_q.h:25
PartitionVars::cover
struct Rect cover[2]
Definition:
split_q.h:29
Branch
Definition:
index.h:47
PartitionVars::area
RectReal area[2]
Definition:
split_q.h:30
CoverSplitArea
RectReal CoverSplitArea
Definition:
split_q.c:27
PartitionVars
Definition:
split_q.h:24
PartitionVars::count
int count[2]
Definition:
split_q.h:28
PartitionVars::total
int total
Definition:
split_q.h:26
Rect
Definition:
index.h:40
METHODS
#define METHODS
Definition:
split_q.h:22
MAXCARD
#define MAXCARD
Definition:
index.h:54
lib
vector
rtree
split_q.h
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