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NearZero.h
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NearZero.h
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/* NearZero 29/10/2015
$$$$$$$$$$$$$$$$$$
$ NearZero.h $
$$$$$$$$$$$$$$$$$$
by W.B. Yates
Copyright (C) 2015 W.B. Yates
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see http://www.gnu.org/licenses/
History:
*/
#ifndef __NEARZERO_H__
#define __NEARZERO_H__
const double NEAR_ZERO = 1E-10;
inline bool nearZero(double p, double threshold = NEAR_ZERO) { return ((p > -threshold) && (p < threshold)); }
#endif