00001 /********************************************************************** 00002 * $Id: RobustDeterminant.h 2592 2009-06-16 15:49:53Z strk $ 00003 * 00004 * GEOS - Geometry Engine Open Source 00005 * http://geos.refractions.net 00006 * 00007 * Copyright (C) 2005-2006 Refractions Research Inc. 00008 * Copyright (C) 2001-2002 Vivid Solutions Inc. 00009 * 00010 * This is free software; you can redistribute and/or modify it under 00011 * the terms of the GNU Lesser General Public Licence as published 00012 * by the Free Software Foundation. 00013 * See the COPYING file for more information. 00014 * 00015 ********************************************************************** 00016 * 00017 * Last port: algorithm/RobustDeterminant.java 1.15 (JTS-1.10) 00018 * 00019 **********************************************************************/ 00020 00021 #ifndef GEOS_ALGORITHM_ROBUSTDETERMINANT_H 00022 #define GEOS_ALGORITHM_ROBUSTDETERMINANT_H 00023 00024 #include <geos/export.h> 00025 00026 namespace geos { 00027 namespace algorithm { // geos::algorithm 00028 00052 class GEOS_DLL RobustDeterminant { 00053 public: 00054 00063 static int signOfDet2x2(double x1,double y1,double x2,double y2); 00064 }; 00065 00066 } // namespace geos::algorithm 00067 } // namespace geos 00068 00069 00070 00071 #endif // GEOS_ALGORITHM_ROBUSTDETERMINANT_H 00072 00073 /********************************************************************** 00074 * $Log$ 00075 * Revision 1.1 2006/03/09 16:46:48 strk 00076 * geos::geom namespace definition, first pass at headers split 00077 * 00078 **********************************************************************/ 00079