/usr/include/tjutils/tjcomplex.h is in libodin-dev 1.8.8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 | /***************************************************************************
tjcomplex.h - description
-------------------
begin : Thu Jul 13 2000
copyright : (C) 2000-2014 by Thies Jochimsen
email : thies@jochimsen.de
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#ifndef TJCOMPLEX_H
#define TJCOMPLEX_H
#include <tjutils/tjutils.h>
#include <tjutils/tjstring.h>
/**
* @addtogroup tjutils
* @{
*/
/**
* Returns the complex number 'z' as a formatted string
*/
STD_string ctos(const STD_complex& z);
/**
* Parses an returns string 's' as complex number
*/
STD_complex stoc(const STD_string& s);
////////////////////////////////////////////////////////////
// functions for using complex numbers with Blitz++,
// even if the STD_complex class is not std::complex
inline STD_complex float2real(float a) {return STD_complex(a,0.0f);}
inline STD_complex float2imag(float b) {return STD_complex(0.0f,b);}
inline float creal(STD_complex c) {return c.real();}
inline float cimag(STD_complex c) {return c.imag();}
inline float cabs(STD_complex c) {return float(sqrt(c.real()*c.real()+c.imag()*c.imag()));} //{return STD_abs(c);} // std::abs produces inf with GCC4 on amd64
inline float phase(STD_complex c) {return STD_arg(c);}
inline STD_complex logc(STD_complex c) {return STD_log(c);}
inline STD_complex expc(STD_complex c) {return STD_exp(c);}
inline STD_complex conjc(STD_complex c) {return STD_conj(c);}
/**
* Comparison operator for the norm of the complex numbers c1 and c2
*/
inline bool operator < (const STD_complex& c1, const STD_complex& c2) {return STD_abs(c1)<STD_abs(c2);}
/**
* Comparison operator for the norm of the complex numbers c1 and c2
*/
inline bool operator > (const STD_complex& c1, const STD_complex& c2) {return STD_abs(c1)>STD_abs(c2);}
/** @}
*/
#endif
|