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 /* THIS IS A C FILE, DON'T USE C++ FEATURES (IN PARTICULAR COMMENTS) IN IT */
  13
  14 #ifndef _WX_MATH_H_
  15 #define _WX_MATH_H_
  16
  17 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  18 #pragma interface "math.h"
  19 #endif
  20
  21 #include "wx/defs.h"
  22
  23 #include <math.h>
  24
  25 #ifndef M_PI
  26     #define M_PI 3.1415926535897932384626433832795
  27 #endif
  28
  29 /* unknown __VISAGECC__, __SYMANTECCC__ */
  30
  31 #if defined(__VISUALC__) || defined(__BORLANDC__) || defined(__WATCOMC__)
  32     #include <float.h>
  33     #define wxFinite(x) _finite(x)
  34 #elif defined(__GNUG__)||defined(__GNUWIN32__)||defined(__DJGPP__)|| \
  35       defined(__SGI_CC__)||defined(__SUNCC__)||defined(__XLC__)|| \
  36       defined(__HPUX__)||defined(__MWERKS__)
  37     #define wxFinite(x) finite(x)
  38 #else
  39     #define wxFinite(x) ((x) == (x))
  40 #endif
  41
  42
  43 #if defined(__VISUALC__)||defined(__BORLAND__)
  44     #define wxIsNaN(x) _isnan(x)
  45 #elif defined(__GNUG__)||defined(__GNUWIN32__)||defined(__DJGPP__)|| \
  46       defined(__SGI_CC__)||defined(__SUNCC__)||defined(__XLC__)|| \
  47       defined(__HPUX__)||defined(__MWERKS__)
  48     #define wxIsNaN(x) isnan(x)
  49 #else
  50     #define wxIsNaN(x) ((x) != (x))
  51 #endif
  52
  53
  54 #endif
  55        /* _WX_MATH_H_ */