/usr/include/CLAM/PolarTmplDec.hxx is in libclam-dev 1.4.0-5build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG)
* UNIVERSITAT POMPEU FABRA
*
*
* 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 _PolarTmplDec_
#define _PolarTmplDec_
#include <iosfwd>
#include "CLAM_Math.hxx"
namespace CLAM
{
template <class T>
class PolarTmpl
{
private:
T mMag, mAng;
public:
PolarTmpl(T mag = 0.0,T ang = 0.0)// constructor
{
mMag = mag;
mAng = ang;
};
const T Mag(void) const {return mMag;}; // accessor
const T Ang(void) const {return mAng;}; // accessor
void SetMag(const T& mag) { mMag = mag;}; // accesor
void SetAng(const T& ang) { mAng = ang;}; // accesor
// returns real part
const T Real (void) const
{
return fabs(mMag) * CLAM_cos(mAng);
}
// returns imaginary part
const T Imag (void) const
{
return fabs(mMag) * CLAM_sin(mAng);
}
// friend function to handle cartesian coordinates
friend PolarTmpl<T> ToComplex(const T& real, const T& imag)
{
return PolarTmpl<T> (CLAM_sqrt (real*real + imag*imag),CLAM_atan2 (imag,real));
};
// ------ member operators ... ------
// complex '=' operator (float)
const PolarTmpl<T>& operator = (const float mag)
{
mMag = mag;
mAng = 0;
return *this;
}
// complex '=' operator
const PolarTmpl<T>& operator = (const PolarTmpl<T>& a)
{
mMag = a.mMag;
mAng = a.mAng;
return *this;
}
// complex '+=' operator
const PolarTmpl<T>& operator += (const PolarTmpl<T>& a);
// complex '-=' operator
const PolarTmpl<T>& operator -= (const PolarTmpl<T>& a);
// polar '-' operator
PolarTmpl<T> operator - (const PolarTmpl<T>& b) const;
// polar '+' operator
PolarTmpl<T> operator + (const PolarTmpl<T>& b) const;
// complex '*' operator
PolarTmpl<T> operator * (const PolarTmpl<T>& b) const
{
PolarTmpl<T> ret(mMag * b.mMag,mAng + b.mAng);
return ret;
}
// complex '/' operator
PolarTmpl<T> operator / (const PolarTmpl<T>& b) const
{
PolarTmpl<T> ret(mMag / b.mMag,mAng - b.mAng);
return ret;
}
// complex '==' operator
bool operator == (const PolarTmpl<T>& b) const
{
if ((mMag == b.mMag)&&(mAng == b.mAng)) return true;
else return false;
}
// polar '!=' operator
bool operator != (const PolarTmpl<T>& b) const
{
if ((mMag == b.mMag)&&(mAng == b.mAng)) return false;
else return true;
}
};
template <class T>
std::istream& operator >> (std::istream & stream, PolarTmpl<T> & a);
template <class T>
std::ostream& operator << (std::ostream & stream, const PolarTmpl<T> & a);
} // namespace CLAM
#endif // _PolarTmplDec_
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