GEOS
3.8.0
include
geos
algorithm
RobustDeterminant.h
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/**********************************************************************
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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) 2005-2006 Refractions Research Inc.
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* Copyright (C) 2001-2002 Vivid Solutions Inc.
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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: algorithm/RobustDeterminant.java 1.15 (JTS-1.10)
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*
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**********************************************************************/
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#ifndef GEOS_ALGORITHM_ROBUSTDETERMINANT_H
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#define GEOS_ALGORITHM_ROBUSTDETERMINANT_H
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#include <geos/export.h>
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namespace
geos
{
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namespace
algorithm {
// geos::algorithm
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class
GEOS_DLL
RobustDeterminant
{
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public
:
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static
int
signOfDet2x2(
double
x1,
double
y1,
double
x2,
double
y2);
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};
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}
// namespace geos::algorithm
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}
// namespace geos
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#endif // GEOS_ALGORITHM_ROBUSTDETERMINANT_H
geos::algorithm::RobustDeterminant
Implements an algorithm to compute the sign of a 2x2 determinant for double precision values robustly...
Definition:
RobustDeterminant.h:51
geos
Basic namespace for all GEOS functionalities.
Definition:
IndexedNestedRingTester.h:25
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