GEOS
3.6.2
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00001 /********************************************************************** 00002 * 00003 * GEOS - Geometry Engine Open Source 00004 * http://geos.osgeo.org 00005 * 00006 * Copyright (C) 2005-2006 Refractions Research Inc. 00007 * Copyright (C) 2001-2002 Vivid Solutions Inc. 00008 * 00009 * This is free software; you can redistribute and/or modify it under 00010 * the terms of the GNU Lesser General Public Licence as published 00011 * by the Free Software Foundation. 00012 * See the COPYING file for more information. 00013 * 00014 ********************************************************************** 00015 * 00016 * Last port: algorithm/RobustDeterminant.java 1.15 (JTS-1.10) 00017 * 00018 **********************************************************************/ 00019 00020 #ifndef GEOS_ALGORITHM_ROBUSTDETERMINANT_H 00021 #define GEOS_ALGORITHM_ROBUSTDETERMINANT_H 00022 00023 #include <geos/export.h> 00024 00025 namespace geos { 00026 namespace algorithm { // geos::algorithm 00027 00051 class GEOS_DLL RobustDeterminant { 00052 public: 00053 00062 static int signOfDet2x2(double x1,double y1,double x2,double y2); 00063 }; 00064 00065 } // namespace geos::algorithm 00066 } // namespace geos 00067 00068 00069 00070 #endif // GEOS_ALGORITHM_ROBUSTDETERMINANT_H