2 Copyright (C) 2014 Waves Audio Ltd.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __WUMathConsts_h__
21 #define __WUMathConsts_h__
24 #include "BasicTypes/WUMathConsts.h"
27 const float kfPI = 3.1415926535898f; // PI, single precision
28 const double kdPI = 3.1415926535897932384626433832795; // PI, double precision
30 const float kf2PI = 6.2831853071796f; // 2*PI
31 const double kd2PI = 6.283185307179586476925286766559; // 2*PI
33 const float kfhalfPI = 1.5707963267949f; // 0.5*PI
34 const double kdhalfPI = 1.57079632679489661923; // 0.5*PI
36 const double kdLn2 = 0.69314718055994530942; // natural log(2.0)
37 const double kdOneOverLn2 = 1.4426950408889634073599246810019; // natural (1.0/log(2.0)) - for multiply log() to get it as with base 2
39 const double kdLog2 = 0.301029995663981; // log10(2.0)
40 const double kdOneOverLog2 = 3.321928094887363; // (1.0/log10(2.0)) - for multiply log() to get it as with base 2
42 const double kdExponent = 2.718281828459045235360287471352; // e
44 const double kdSqrt2 = 1.41421356237309504880; // sqrt(2)
48 #endif //__WUMathConsts_h__