/* SuperCollider real time audio synthesis system Copyright (c) 2002 James McCartney. All rights reserved. http://www.audiosynth.com 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 2 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef _SC_Constants_ #define _SC_Constants_ #include #ifndef __FP__ const double pi = acos(-1.); #endif const double pi2 = pi * .5; const double pi32 = pi * 1.5; const double twopi = pi * 2.; const double rtwopi = 1. / twopi; const double log001 = log(0.001); const double log01 = log(0.01); const double log1 = log(0.1); const double rlog2 = 1./log(2.); const double sqrt2 = sqrt(2.); const double rsqrt2 = 1. / sqrt2; // used to truncate precision const float truncFloat = (float)(3. * pow(2,22)); const double truncDouble = 3. * pow(2,51); const float kBadValue = 1e20f; // used in the secant table for values very close to 1/0 #endif