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livetrax/libs/qm-dsp/maths/MathAliases.h
Paul Davis 3deba1921b add queen mary DSP library
git-svn-id: svn://localhost/ardour2/branches/3.0@9029 d708f5d6-7413-0410-9779-e7cbd77b26cf
2011-03-02 12:37:39 +00:00

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1.4 KiB
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
/*
QM DSP Library
Centre for Digital Music, Queen Mary, University of London.
This file 2005-2006 Christian Landone.
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. See the file
COPYING included with this distribution for more information.
*/
#ifndef MATHALIASES_H
#define MATHALIASES_H
#include <cmath>
#include <complex>
using namespace std;
typedef complex<double> ComplexData;
#ifndef PI
#define PI (3.14159265358979232846)
#endif
#define TWO_PI (2. * PI)
#define EPS 2.2204e-016
/* aliases to math.h functions */
#define EXP exp
#define COS cos
#define SIN sin
#define ABS fabs
#define POW powf
#define SQRT sqrtf
#define LOG10 log10f
#define LOG logf
#define FLOOR floorf
#define TRUNC truncf
/* aliases to complex.h functions */
/** sample = EXPC(complex) */
#define EXPC cexpf
/** complex = CEXPC(complex) */
#define CEXPC cexp
/** sample = ARGC(complex) */
#define ARGC cargf
/** sample = ABSC(complex) norm */
#define ABSC cabsf
/** sample = REAL(complex) */
#define REAL crealf
/** sample = IMAG(complex) */
#define IMAG cimagf
#endif