/usr/include/geos/precision/EnhancedPrecisionOp.h is in libgeos-dev 3.2.2-3ubuntu1.
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* $Id: EnhancedPrecisionOp.h 2556 2009-06-06 22:22:28Z strk $
*
* GEOS - Geometry Engine Open Source
* http://geos.refractions.net
*
* Copyright (C) 2005-2006 Refractions Research Inc.
*
* This is free software; you can redistribute and/or modify it under
* the terms of the GNU Lesser General Public Licence as published
* by the Free Software Foundation.
* See the COPYING file for more information.
*
**********************************************************************
*
* Last port: precision/EnhancedPrecisionOp.java rev. 1.9 (JTS-1.7)
*
**********************************************************************/
#ifndef GEOS_PRECISION_ENHANCEDPRECISIONOP_H
#define GEOS_PRECISION_ENHANCEDPRECISIONOP_H
#include <geos/export.h>
#include <geos/platform.h> // for int64
// Forward declarations
namespace geos {
namespace geom {
class Geometry;
}
}
namespace geos {
namespace precision { // geos.precision
/** \brief
* Provides versions of Geometry spatial functions which use
* enhanced precision techniques to reduce the likelihood of robustness
* problems.
*/
class GEOS_DLL EnhancedPrecisionOp {
public:
/** \brief
* Computes the set-theoretic intersection of two
* Geometrys, using enhanced precision.
*
* @param geom0 the first Geometry
* @param geom1 the second Geometry
* @return the Geometry representing the set-theoretic
* intersection of the input Geometries.
*/
static geom::Geometry* intersection(
const geom::Geometry *geom0,
const geom::Geometry *geom1);
/**
* Computes the set-theoretic union of two Geometrys,
* using enhanced precision.
* @param geom0 the first Geometry
* @param geom1 the second Geometry
* @return the Geometry representing the set-theoretic
* union of the input Geometries.
*/
static geom::Geometry* Union(
const geom::Geometry *geom0,
const geom::Geometry *geom1);
/**
* Computes the set-theoretic difference of two Geometrys,
* using enhanced precision.
* @param geom0 the first Geometry
* @param geom1 the second Geometry
* @return the Geometry representing the set-theoretic
* difference of the input Geometries.
*/
static geom::Geometry* difference(
const geom::Geometry *geom0,
const geom::Geometry *geom1);
/**
* Computes the set-theoretic symmetric difference of two
* Geometrys, using enhanced precision.
* @param geom0 the first Geometry
* @param geom1 the second Geometry
* @return the Geometry representing the set-theoretic symmetric
* difference of the input Geometries.
*/
static geom::Geometry* symDifference(
const geom::Geometry *geom0,
const geom::Geometry *geom1);
/**
* Computes the buffer of a Geometry, using enhanced precision.
* This method should no longer be necessary, since the buffer
* algorithm now is highly robust.
*
* @param geom0 the first Geometry
* @param distance the buffer distance
* @return the Geometry representing the buffer of the input Geometry.
*/
static geom::Geometry* buffer(
const geom::Geometry *geom,
double distance);
};
} // namespace geos.precision
} // namespace geos
#endif // GEOS_PRECISION_ENHANCEDPRECISIONOP_H
/**********************************************************************
* $Log$
* Revision 1.2 2006/04/06 14:36:52 strk
* Cleanup in geos::precision namespace (leaks plugged, auto_ptr use, ...)
*
* Revision 1.1 2006/03/23 09:17:19 strk
* precision.h header split, minor optimizations
*
**********************************************************************/
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