osrm-backend/DataStructures/GridEdge.h
2011-12-14 18:07:58 +01:00

79 lines
2.5 KiB
C

/*
open source routing machine
Copyright (C) Dennis Luxen, others 2010
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU AFFERO General Public License as published by
the Free Software Foundation; either version 3 of the License, or
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 Affero General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/licenses/agpl.txt.
*/
#ifndef GRIDEDGE_H_
#define GRIDEDGE_H_
struct _GridEdge {
_GridEdge(NodeID n, NodeID na, int w, _Coordinate sc, _Coordinate tc) : edgeBasedNode(n), nameID(na), weight(w), startCoord(sc), targetCoord(tc) {}
_GridEdge() : edgeBasedNode(UINT_MAX), nameID(UINT_MAX), weight(INT_MAX) {}
NodeID edgeBasedNode;
NodeID nameID;
int weight;
_Coordinate startCoord;
_Coordinate targetCoord;
bool operator< ( const _GridEdge& right) const {
return edgeBasedNode < right.edgeBasedNode;
}
bool operator== ( const _GridEdge& right) const {
return edgeBasedNode == right.edgeBasedNode;
}
};
struct GridEntry {
GridEntry() : fileIndex(UINT_MAX), ramIndex(UINT_MAX){}
GridEntry(_GridEdge e, unsigned f, unsigned r) : edge(e), fileIndex(f), ramIndex(r) {}
_GridEdge edge;
unsigned fileIndex;
unsigned ramIndex;
bool operator< ( const GridEntry& right ) const {
return (edge.edgeBasedNode < right.edge.edgeBasedNode);
}
bool operator==( const GridEntry& right ) const {
return right.edge.edgeBasedNode == edge.edgeBasedNode;
}
};
struct CompareGridEdgeDataByFileIndex {
bool operator () (const GridEntry & a, const GridEntry & b) const {
return a.fileIndex < b.fileIndex;
}
};
struct CompareGridEdgeDataByRamIndex {
typedef GridEntry value_type;
bool operator () (const GridEntry & a, const GridEntry & b) const {
return a.ramIndex < b.ramIndex;
}
value_type max_value() {
GridEntry e;
e.ramIndex = (1024*1024) - 1;
return e;
}
value_type min_value() {
GridEntry e;
e.ramIndex = 0;
return e;
}
};
#endif /* GRIDEDGE_H_ */