76 lines
1.7 KiB
C++
76 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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#pragma once
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#include <geos/export.h>
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#include <vector>
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#include <memory>
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#include <map>
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// Forward declarations
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namespace geos {
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namespace geom {
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class PrecisionModel;
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class Geometry;
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}
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namespace operation {
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}
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}
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namespace geos { // geos.
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namespace operation { // geos.operation
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namespace overlayng { // geos.operation.overlayng
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using namespace geos::geom;
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/**
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* Reduces the precision of a geometry by rounding it to the
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* supplied {@link geom::PrecisionModel}.
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*
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* The output is always a valid geometry. This implies that input components
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* may be merged if they are closer than the grid precision.
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* if merging is not desired, then the individual geometry components
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* should be processed separately.
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*
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* The output is fully noded.
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* This provides an effective way to node / snap-round a collection of {@link geom::LineString}s.
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*/
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class GEOS_DLL PrecisionReducer {
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private:
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// Members
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// Methods
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public:
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PrecisionReducer() {};
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static std::unique_ptr<Geometry> reducePrecision(const Geometry* geom, const PrecisionModel* pm, bool replacePrecisionModel = false);
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};
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} // namespace geos.operation.overlayng
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} // namespace geos.operation
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} // namespace geos
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