GEOS  3.8.0dev
IndexedFacetDistance.h
1 /**********************************************************************
2  *
3  * GEOS - Geometry Engine Open Source
4  * http://geos.osgeo.org
5  *
6  * Copyright (C) 2016 Daniel Baston
7  *
8  * This is free software; you can redistribute and/or modify it under
9  * the terms of the GNU Lesser General Public Licence as published
10  * by the Free Software Foundation.
11  * See the COPYING file for more information.
12  *
13  **********************************************************************
14  *
15  * Last port: operation/distance/IndexedFacetDistance.java (f6187ee2 JTS-1.14)
16  *
17  **********************************************************************/
18 
19 #ifndef GEOS_INDEXEDFACETDISTANCE_H
20 #define GEOS_INDEXEDFACETDISTANCE_H
21 
22 #include <geos/operation/distance/FacetSequenceTreeBuilder.h>
23 
24 namespace geos {
25 namespace operation {
26 namespace distance {
27 class GEOS_DLL IndexedFacetDistance {
28 public:
29  IndexedFacetDistance(const geom::Geometry* g) :
30  cachedTree(FacetSequenceTreeBuilder::build(g))
31  {}
32 
33  static double distance(const geom::Geometry* g1, const geom::Geometry* g2);
34 
35  static std::vector<geom::Coordinate> nearestPoints(const geom::Geometry* g1, const geom::Geometry* g2);
36 
37  double distance(const geom::Geometry* g) const;
38 
39  std::vector<GeometryLocation> nearestLocations(const geom::Geometry* g) const;
40  std::vector<geom::Coordinate> nearestPoints(const geom::Geometry* g) const;
41 
42  ~IndexedFacetDistance();
43 
44 private:
45  std::unique_ptr<geos::index::strtree::STRtree> cachedTree;
46 
47 };
48 }
49 }
50 }
51 
52 #endif //GEOS_INDEXEDFACETDISTANCE_H
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25