blob: b9e49bf2271b8176738b77d73d896a739a8cb1dc (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
/*
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 <math.h>
#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
|
