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54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
/*//////////////////////////////////////////////////////////////////////////////
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// CMT Cosmic Muon Tomography project //////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////
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Copyright (c) 2014, Universita' degli Studi di Padova, INFN sez. di Padova
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All rights reserved
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Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >
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------------------------------------------------------------------
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 3.0 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library.
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//////////////////////////////////////////////////////////////////////////////*/
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#ifndef U_UTILS_H
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#define U_UTILS_H
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#include <math.h>
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#include <limits>
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#include <float.h>
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#define fastSign(x) ((x>0)-(x<0))
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namespace uLib {
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inline bool isFinite(float x) {
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return (x<=FLT_MAX && x>= -FLT_MAX);
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}
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inline bool isFinite(double x) {
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return (x<=DBL_MAX && x>= -DBL_MAX);
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}
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template <typename T> int sign(T val) {
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return (T(0) < val) - (val < T(0));
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}
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}
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#endif // UTILS_H
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