/*PGR-GNU*****************************************************************
File: _astar.sql

Generated with Template by:
Copyright (c) 2015-2026 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*/

-----------------
-----------------
-- _astar
-----------------
-----------------


-----------------
-- pgr_astar
-----------------


--v3.0
CREATE FUNCTION _pgr_astar(
    edges_sql TEXT, -- XY edges sql
    start_vids ANYARRAY,
    end_vids ANYARRAY,

    directed BOOLEAN DEFAULT true,
    heuristic INTEGER DEFAULT 5,
    factor FLOAT DEFAULT 1.0,
    epsilon FLOAT DEFAULT 1.0,
    only_cost BOOLEAN DEFAULT false,
    normal BOOLEAN DEFAULT true,

    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
'MODULE_PATHNAME'
LANGUAGE C VOLATILE STRICT
COST ${COST_HIGH} ROWS ${ROWS_HIGH};


--v3.2
CREATE FUNCTION _pgr_astar(
    edges_sql TEXT, -- XY edges sql
    combinations_sql TEXT,

    directed BOOLEAN DEFAULT true,
    heuristic INTEGER DEFAULT 5,
    factor FLOAT DEFAULT 1.0,
    epsilon FLOAT DEFAULT 1.0,
    only_cost BOOLEAN DEFAULT false,

    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
'MODULE_PATHNAME'
LANGUAGE C VOLATILE STRICT
COST ${COST_HIGH} ROWS ${ROWS_HIGH};


COMMENT ON FUNCTION _pgr_astar(TEXT, ANYARRAY, ANYARRAY, BOOLEAN, INTEGER, FLOAT, FLOAT, BOOLEAN, BOOLEAN)
IS 'pgRouting internal function';

COMMENT ON FUNCTION _pgr_astar(TEXT, TEXT, BOOLEAN, INTEGER, FLOAT, FLOAT, BOOLEAN)
IS 'pgRouting internal function';
