1 /**********************************************************************
3 * GEOS - Geometry Engine Open Source
4 * http://geos.osgeo.org
6 * Copyright (C) 2001-2002 Vivid Solutions Inc.
7 * Copyright (C) 2006 Refractions Research Inc.
9 * This is free software; you can redistribute and/or modify it under
10 * the terms of the GNU Lesser General Public Licence as published
11 * by the Free Software Foundation.
12 * See the COPYING file for more information.
14 **********************************************************************/
16 #ifndef GEOS_UTIL_MATH_H
17 #define GEOS_UTIL_MATH_H
19 namespace geos
{ namespace util
{
21 /// Symmetric Rounding Algorithm
22 double sym_round(double val
);
24 /// Asymmetric Rounding Algorithm
25 double java_math_round(double val
);
27 /// Equivalent to Java Math.rint()
28 double rint_vc(double val
);
30 /// Default rounding method for GEOS
32 /// @note Always use this rounding method, to easy easy switching
33 /// between different rounding method for the whole codebase.
34 inline double round(double val
)
36 return java_math_round(val
);
39 }} // namespace geos::util
41 #endif // GEOS_UTIL_MATH_H