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RobustDeterminant.h
1 /**********************************************************************
2 * $Id: RobustDeterminant.h 2592 2009-06-16 15:49:53Z strk $
3 *
4 * GEOS - Geometry Engine Open Source
5 * http://geos.refractions.net
6 *
7 * Copyright (C) 2005-2006 Refractions Research Inc.
8 * Copyright (C) 2001-2002 Vivid Solutions Inc.
9 *
10 * This is free software; you can redistribute and/or modify it under
11 * the terms of the GNU Lesser General Public Licence as published
12 * by the Free Software Foundation.
13 * See the COPYING file for more information.
14 *
15 **********************************************************************
16 *
17 * Last port: algorithm/RobustDeterminant.java 1.15 (JTS-1.10)
18 *
19 **********************************************************************/
20
21 #ifndef GEOS_ALGORITHM_ROBUSTDETERMINANT_H
22 #define GEOS_ALGORITHM_ROBUSTDETERMINANT_H
23
24 #include <geos/export.h>
25
26 namespace geos {
27 namespace algorithm { // geos::algorithm
28
52 class GEOS_DLL RobustDeterminant {
53 public:
54
63 static int signOfDet2x2(double x1,double y1,double x2,double y2);
64 };
65
66 } // namespace geos::algorithm
67 } // namespace geos
68
69
70
71 #endif // GEOS_ALGORITHM_ROBUSTDETERMINANT_H
72
73 /**********************************************************************
74 * $Log$
75 * Revision 1.1 2006/03/09 16:46:48 strk
76 * geos::geom namespace definition, first pass at headers split
77 *
78 **********************************************************************/
79