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Comment:Made file C compliant.
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SHA3-256: 27de151df7b13b2b65e022573d789f7c66dcb23caefcd2a240f1e31f14d9a096
User & Date: geraint@users.sourceforge.net on 2002-05-29 18:40:43
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Context
2002-06-05
10:54:12
#include "useful-functions.hh" added to files. check-in: e168fd1202 user: geraint@users.sourceforge.net tags: origin/master, trunk
2002-05-29
18:40:43
Made file C compliant. check-in: 27de151df7 user: geraint@users.sourceforge.net tags: origin/master, trunk
2002-05-28
22:52:48
Starting to move rep into single file. check-in: 5cb35287c8 user: geraint@users.sourceforge.net tags: origin/master, trunk
Changes
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Modified mttroot/mtt/cc/include/useful-functions.hh from [3f974211f8] to [381e0e03ee]. 

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//#define pi 3.14159 // Predefine pi

#ifndef HAVE_USEFUL_FUNCTIONS_HH
#define HAVE_USEFUL_FUNCTIONS_HH


#ifndef __cplusplus
#define inline			/* strip */






#endif // ! __cplusplus


static inline double
max (const double x1, const double x2)
{
  return static_cast<double>((x1 >= x2) ? x1 : (x1 < x2) ? x2 : 0);
}

static inline double
min (const double x1, const double x2)
{
  return static_cast<double>((x1 <= x2) ? x1 : (x1 > x2) ? x2 : 0);
}

static inline double
nonsingular (const double x)
{
  return static_cast<double>((x == 0) ? 1.0e-30 : x);
}

static inline double
sign (const double x)
{
  return static_cast<double>((x > 0) ? +1 : (x < 0) ? -1 : 0);
}


// Octave functions
#ifdef __cplusplus
static Matrix
ones (const int r = 1, const int c = 1)
{
  Matrix m (r, c, 1.0);
  return m;
}

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#ifndef HAVE_USEFUL_FUNCTIONS_HH
#define HAVE_USEFUL_FUNCTIONS_HH


#ifndef __cplusplus
#define inline			/* strip */
#define cast_to_double	(double)
typedef unsigned int bool;
const bool true = 1;
const bool false = 0;
#else
#define cast_to_double	static_cast<double>
#endif /* ! __cplusplus */


static inline double
max (const double x1, const double x2)
{
  return cast_to_double ((x1 >= x2) ? x1 : (x1 < x2) ? x2 : 0);
}

static inline double
min (const double x1, const double x2)
{
  return cast_to_double ((x1 <= x2) ? x1 : (x1 > x2) ? x2 : 0);
}

static inline double
nonsingular (const double x)
{
  return cast_to_double ((x == 0) ? 1.0e-30 : x);
}

static inline double
sign (const double x)
{
  return cast_to_double ((x > 0) ? +1 : (x < 0) ? -1 : 0);
}


/* Octave functions */
#ifdef __cplusplus
static Matrix
ones (const int r = 1, const int c = 1)
{
  Matrix m (r, c, 1.0);
  return m;
}
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static Matrix
zeros (const int r, const int c)
{
  Matrix m (r, c, 0.0);
  return m;
}
#endif // __cplusplus



#endif // HAVE_USEFUL_FUNCTIONS_HH








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static Matrix
zeros (const int r, const int c)
{
  Matrix m (r, c, 0.0);
  return m;
}
#endif /* __cplusplus */



#endif /* HAVE_USEFUL_FUNCTIONS_HH */

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