include/wx/math.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        math.h
   3 // Purpose:     Declarations/definitions of common math functions
   4 // Author:      John Labenski and others
   5 // Modified by:
   6 // Created:     02/02/03
   7 // RCS-ID:
   8 // Copyright:   (c)
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_MATH_H_
  13 #define _WX_MATH_H_
  14
  15 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  16 #pragma interface "math.h"
  17 #endif
  18
  19 #include "wx/defs.h"
  20
  21 // unknown __VISAGECC__, __SYMANTECCC__
  22
  23 #if defined(__VISUALC__) || defined(__BORLANDC__) || defined(__WATCOMC__)
  24     #include <float.h>
  25     #define wxFinite(x) _finite(x)
  26 #elif defined(__GNUG__)||defined(__GNUWIN32__)||defined(__DJGPP__)|| \
  27       defined(__SGI_CC__)||defined(__SUNCC__)||defined(__XLC__)|| \
  28           defined(__HPUX__)||defined(__MWERKS__)
  29     #define wxFinite(x) finite(x)
  30 #else
  31     #define wxFinite(x) ((x) == (x))
  32 #endif
  33
  34
  35 #if defined(__VISUALC__)||defined(__BORLAND__)
  36     #define wxIsNaN(x) _isnan(x)
  37 #elif defined(__GNUG__)||defined(__GNUWIN32__)||defined(__DJGPP__)|| \
  38       defined(__SGI_CC__)||defined(__SUNCC__)||defined(__XLC__)|| \
  39           defined(__HPUX__)||defined(__MWERKS__)
  40         #define wxIsNaN(x) isnan(x)
  41 #else
  42     #define wxIsNaN(x) ((x) != (x))
  43 #endif
  44
  45
  46 #endif // _WX_MATH_H_