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pgrouting/sql/astar/astar.sql at master · NextechGS/pgrouting · GitHub
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/*
PGR-GNU*****************************************************************
File: astar.sql
Generated with Template by:
Copyright (c) 2015 pgRouting developers
Mail: project@pgrouting.org
Function's developer:
Copyright (c) 2015 Celia Virginia Vergara Castillo
Mail:
------
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
********************************************************************PGR-GNU
*/
--
---------------
--
pgr_aStar
--
---------------
CREATE OR REPLACE
FUNCTION
pgr_aStar
(
TEXT
,
--
edges sql (required)
BIGINT
,
--
from_vid (required)
BIGINT
,
--
to_vid (required)
directed
BOOLEAN
DEFAULT true,
heuristic
INTEGER
DEFAULT
5
,
factor FLOAT DEFAULT
1
.
0
,
epsilon FLOAT DEFAULT
1
.
0
,
OUT seq
INTEGER
,
OUT path_seq
INTEGER
,
OUT node
BIGINT
,
OUT edge
BIGINT
,
OUT cost FLOAT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD
AS
$BODY$
SELECT
a
.
seq
,
a
.
path_seq
,
a
.
node
,
a
.
edge
,
a
.
cost
,
a
.
agg_cost
FROM
_pgr_aStar(_pgr_get_statement($
1
), ARRAY[$
2
]::
BIGINT
[], ARRAY[$
3
]::
BIGINT
[], $
4
, $
5
, $
6
::FLOAT, $
7
::FLOAT)
AS
a;
$BODY$
LANGUAGE sql VOLATILE STRICT
COST
100
ROWS
1000
;
CREATE OR REPLACE
FUNCTION
pgr_aStar
(
TEXT
,
--
edges sql (required)
BIGINT
,
--
from_vid (required)
ANYARRAY,
--
to_vids (required)
directed
BOOLEAN
DEFAULT true,
heuristic
INTEGER
DEFAULT
5
,
factor FLOAT DEFAULT
1
.
0
,
epsilon FLOAT DEFAULT
1
.
0
,
OUT seq
INTEGER
,
OUT path_seq
INTEGER
,
OUT end_vid
BIGINT
,
OUT node
BIGINT
,
OUT edge
BIGINT
,
OUT cost FLOAT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD
AS
$BODY$
SELECT
a
.
seq
,
a
.
path_seq
,
a
.
end_vid
,
a
.
node
,
a
.
edge
,
a
.
cost
,
a
.
agg_cost
FROM
_pgr_aStar(_pgr_get_statement($
1
), ARRAY[$
2
]::
BIGINT
[], $
3
::
BIGINT
[], $
4
, $
5
, $
6
::FLOAT, $
7
::FLOAT)
AS
a;
$BODY$
LANGUAGE sql VOLATILE STRICT
COST
100
ROWS
1000
;
CREATE OR REPLACE
FUNCTION
pgr_aStar
(
TEXT
,
--
edges sql (required)
ANYARRAY,
--
from_vids (required)
BIGINT
,
--
to_vid (required)
directed
BOOLEAN
DEFAULT true,
heuristic
INTEGER
DEFAULT
5
,
factor FLOAT DEFAULT
1
.
0
,
epsilon FLOAT DEFAULT
1
.
0
,
OUT seq
INTEGER
,
OUT path_seq
INTEGER
,
OUT start_vid
BIGINT
,
OUT node
BIGINT
,
OUT edge
BIGINT
,
OUT cost FLOAT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD
AS
$BODY$
SELECT
a
.
seq
,
a
.
path_seq
,
a
.
start_vid
,
a
.
node
,
a
.
edge
,
a
.
cost
,
a
.
agg_cost
FROM
_pgr_aStar(_pgr_get_statement($
1
), $
2
::
BIGINT
[], ARRAY[$
3
]::
BIGINT
[], $
4
, $
5
, $
6
::FLOAT, $
7
::FLOAT, normal:
=
false)
AS
a;
$BODY$
LANGUAGE sql VOLATILE STRICT
COST
100
ROWS
1000
;
CREATE OR REPLACE
FUNCTION
pgr_aStar
(
TEXT
,
--
edges sql (required)
ANYARRAY,
--
from_vids (required)
ANYARRAY,
--
to_vids (required)
directed
BOOLEAN
DEFAULT true,
heuristic
INTEGER
DEFAULT
5
,
factor FLOAT DEFAULT
1
.
0
,
epsilon FLOAT DEFAULT
1
.
0
,
OUT seq
INTEGER
,
OUT path_seq
INTEGER
,
OUT start_vid
BIGINT
,
OUT end_vid
BIGINT
,
OUT node
BIGINT
,
OUT edge
BIGINT
,
OUT cost FLOAT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD
AS
$BODY$
SELECT
*
FROM
_pgr_aStar(_pgr_get_statement($
1
), $
2
::
BIGINT
[], $
3
::
BIGINT
[], $
4
, $
5
, $
6
::FLOAT, $
7
::FLOAT)
AS
a;
$BODY$
LANGUAGE sql VOLATILE STRICT
COST
100
ROWS
1000
;
--
COMMENTS
COMMENT
ON
FUNCTION pgr_aStar(
TEXT
,
BIGINT
,
BIGINT
,
BOOLEAN
,
INTEGER
, FLOAT, FLOAT)
IS
'
pgr_aStar(One to One)
- Parameters:
- edges SQL with columns: id, source, target, cost [,reverse_cost], x1, y1, x2, y2
- From vertex identifier
- To vertex identifier
- Optional Parameters:
- directed := true
- heuristic := 5
- factor := 1
- epsilon := 1
- Documentation:
- ${PGROUTING_DOC_LINK}/pgr_aStar.html
'
;
COMMENT
ON
FUNCTION pgr_aStar(
TEXT
,
BIGINT
, ANYARRAY,
BOOLEAN
,
INTEGER
, FLOAT, FLOAT)
IS
'
pgr_aStar(One to Many)
- Parameters:
- edges SQL with columns: id, source, target, cost [,reverse_cost], x1, y1, x2, y2
- From vertex identifier
- To ARRAY[vertices identifiers]
- Optional Parameters:
- directed := true
- heuristic := 5
- factor := 1
- epsilon := 1
- Documentation:
- ${PGROUTING_DOC_LINK}/pgr_aStar.html
'
;
COMMENT
ON
FUNCTION pgr_aStar(
TEXT
, ANYARRAY,
BIGINT
,
BOOLEAN
,
INTEGER
, FLOAT, FLOAT)
IS
'
pgr_aStar(Many to One)
- Parameters:
- edges SQL with columns: id, source, target, cost [,reverse_cost], x1, y1, x2, y2
- From ARRAY[vertices identifiers]
- To vertex identifier
- Optional Parameters:
- directed := true
- heuristic := 5
- factor := 1
- epsilon := 1
- Documentation:
- ${PGROUTING_DOC_LINK}/pgr_aStar.html
'
;
COMMENT
ON
FUNCTION pgr_aStar(
TEXT
, ANYARRAY, ANYARRAY,
BOOLEAN
,
INTEGER
, FLOAT, FLOAT)
IS
'
pgr_aStar(Many to Many)
- Parameters:
- edges SQL with columns: id, source, target, cost [,reverse_cost], x1, y1, x2, y2
- From ARRAY[vertices identifiers]
- To ARRAY[vertices identifiers]
- Optional Parameters:
- directed := true
- heuristic := 5
- factor := 1
- epsilon := 1
- Documentation:
- ${PGROUTING_DOC_LINK}/pgr_aStar.html
'
;
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