GEOS: IntervalSize.h Source File

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IntervalSize.h
1 /**********************************************************************
2 *
3 * GEOS - Geometry Engine Open Source
4 * http://geos.osgeo.org
5 *
6 * Copyright (C) 2006 Refractions Research Inc.
7 *
8 * This is free software; you can redistribute and/or modify it under
9 * the terms of the GNU Lesser General Public Licence as published
10 * by the Free Software Foundation.
11 * See the COPYING file for more information.
12 *
13 **********************************************************************
14 *
15 * Last port: index/quadtree/IntervalSize.java rev 1.7 (JTS-1.10)
16 *
17 **********************************************************************/
18
19 #ifndef GEOS_IDX_QUADTREE_INTERVALSIZE_H
20 #define GEOS_IDX_QUADTREE_INTERVALSIZE_H
21
22 #include <geos/export.h>
23
24 namespace geos {
25 namespace index { // geos::index
26 namespace quadtree { // geos::index::quadtree
27
41 class GEOS_DLL IntervalSize {
42 public:
49 static const int MIN_BINARY_EXPONENT = -50;
50
57 static bool isZeroWidth(double min, double max);
58 };
59
60 } // namespace geos::index::quadtree
61 } // namespace geos::index
62 } // namespace geos
63
64 #endif // GEOS_IDX_QUADTREE_INTERVALSIZE_H
geos
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25
geos::index::quadtree::IntervalSize
Provides a test for whether an interval is so small it should be considered as zero for the purposes ...
Definition: IntervalSize.h:41