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/*PGR-GNU*****************************************************************
File: withPointsDD.sql
Copyright (c) 2015 Celia Virginia Vergara Castillo
Mail: vicky_vergara@hotmail.com
------
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*/
-- SINGLE
--v2.6
CREATE FUNCTION pgr_withPointsDD(
TEXT, --edges_sql (required)
TEXT, -- points_sql (required)
BIGINT, -- from_vid (required)
FLOAT, -- distance (required)
directed BOOLEAN DEFAULT true,
driving_side CHAR DEFAULT 'b',
details BOOLEAN DEFAULT false,
OUT seq INTEGER,
OUT node BIGINT,
OUT edge BIGINT,
OUT cost FLOAT,
OUT agg_cost FLOAT)
RETURNS SETOF RECORD AS
$BODY$
SELECT seq, node, edge, cost, agg_cost
FROM _pgr_withPointsDD(_pgr_get_statement($1), _pgr_get_statement($2), ARRAY[$3]::BIGINT[], $4, $5, $6, $7, false);
$BODY$
LANGUAGE SQL VOLATILE STRICT
COST 100
ROWS 1000;
-- MULTIPLE
--v2.6
CREATE FUNCTION pgr_withPointsDD(
TEXT, --edges_sql (required)
TEXT, -- points_sql (required)
ANYARRAY, -- from_vid (required)
FLOAT, -- distance (required)
directed BOOLEAN DEFAULT true,
driving_side CHAR DEFAULT 'b',
details BOOLEAN DEFAULT false,
equicost BOOLEAN DEFAULT false,
OUT 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 *
FROM _pgr_withPointsDD(_pgr_get_statement($1), _pgr_get_statement($2), $3, $4, $5, $6, $7, $8);
$BODY$
LANGUAGE SQL VOLATILE STRICT
COST 100
ROWS 1000;
-- COMMENTS
COMMENT ON FUNCTION pgr_withPointsDD(TEXT, TEXT, BIGINT, FLOAT, BOOLEAN, CHAR, BOOLEAN)
IS 'pgr_withPointsDD(Single Vertex)
- PROPOSED
- Parameters:
- Edges SQL with columns: id, source, target, cost [,reverse_cost]
- Points SQL with columns: [pid], edge_id, fraction[,side]
- From vertex identifier
- Distance
- Optional Parameters
- directed := true
- driving_side := b
- details := false
- Documentation:
- ${PROJECT_DOC_LINK}/pgr_withPointsDD.html
';
COMMENT ON FUNCTION pgr_withPointsDD(TEXT, TEXT, ANYARRAY, FLOAT, BOOLEAN, CHAR, BOOLEAN, BOOLEAN)
IS 'pgr_withPointsDD(Multiple Vertices)
- PROPOSED
- Parameters:
- Edges SQL with columns: id, source, target, cost [,reverse_cost]
- Points SQL with columns: [pid], edge_id, fraction[,side]
- From ARRAY[vertices identifiers]
- Distance
- Optional Parameters
- directed := true
- driving_side := b
- details := false
- equicost := false
- Documentation:
- ${PROJECT_DOC_LINK}/pgr_withPointsDD.html
';
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