65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
/**********************************************************************
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*
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* GEOS - Geometry Engine Open Source
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* http://geos.osgeo.org
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*
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* Copyright (C) 2020 Paul Ramsey <pramsey@cleverelephant.ca>
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*
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* This is free software; you can redistribute and/or modify it under
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* the terms of the GNU Lesser General Public Licence as published
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* by the Free Software Foundation.
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* See the COPYING file for more information.
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*
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**********************************************************************
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*
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* Last port: index/kdtree/Node.java rev 1.8 (JTS-1.10)
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*
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**********************************************************************/
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#pragma once
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#include <geos/geom/Coordinate.h> // for composition
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namespace geos {
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namespace index { // geos::index
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namespace kdtree { // geos::index::kdtree
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/**
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* A node of a {@link KdTree}, which represents one or more points in the same location.
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*/
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class GEOS_DLL KdNode {
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private:
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geom::Coordinate p;
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void* data;
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KdNode* left;
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KdNode* right;
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std::size_t count;
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public:
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KdNode(double p_x, double p_y, void* p_data);
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KdNode(const geom::Coordinate& p_p, void* p_data);
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double getX() { return p.x; }
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double getY() { return p.y; }
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const geom::Coordinate& getCoordinate() { return p; }
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void* getData() { return data; }
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KdNode* getLeft() { return left; }
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KdNode* getRight() { return right; }
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void increment() { count++; }
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std::size_t getCount() { return count; }
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bool isRepeated() { return count > 1; }
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void setLeft(KdNode* p_left) { left = p_left; }
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void setRight(KdNode* p_right) { right = p_right; }
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};
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} // namespace geos::index::kdtree
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} // namespace geos::index
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} // namespace geos
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