reactos/include/crt/math.h

   1 /**
   2  * This file has no copyright assigned and is placed in the Public Domain.
   3  * This file is part of the w64 mingw-runtime package.
   4  * No warranty is given; refer to the file DISCLAIMER within this package.
   5  */
   6 #ifndef _INC_MATH
   7 #define _INC_MATH
   8
   9 #include "crtdefs.h"
  10
  11 struct _exception;
  12
  13 #pragma pack(push,_CRT_PACKING)
  14
  15 #ifdef __cplusplus
  16 extern "C" {
  17 #endif
  18
  19 #if defined(__GNUC__)
  20 /* Some 3rd party code needs the declaration of C99 functions */
  21 #include "mingw_math.h"
  22 #endif
  23
  24 #ifndef _EXCEPTION_DEFINED
  25 #define _EXCEPTION_DEFINED
  26   struct _exception {
  27     int type;
  28     char *name;
  29     double arg1;
  30     double arg2;
  31     double retval;
  32   };
  33 #endif
  34
  35 #ifndef _COMPLEX_DEFINED
  36 #define _COMPLEX_DEFINED
  37   struct _complex {
  38     double x,y;
  39   };
  40 #endif
  41
  42 #define _DOMAIN 1
  43 #define _SING 2
  44 #define _OVERFLOW 3
  45 #define _UNDERFLOW 4
  46 #define _TLOSS 5
  47 #define _PLOSS 6
  48 #define EDOM 33
  49 #define ERANGE 34
  50
  51   _CRTIMP extern double _HUGE;
  52
  53 #define HUGE_VAL _HUGE
  54 #define _matherrl _matherr
  55
  56 #ifndef _CRT_ABS_DEFINED
  57 #define _CRT_ABS_DEFINED
  58   int __cdecl abs(_In_ int x);
  59   long __cdecl labs(_In_ long x);
  60 #endif
  61
  62   double __cdecl acos(_In_ double x);
  63   double __cdecl asin(_In_ double x);
  64   double __cdecl atan(_In_ double x);
  65   double __cdecl atan2(_In_ double y, _In_ double x);
  66   double __cdecl cos(_In_ double x);
  67   double __cdecl cosh(_In_ double x);
  68   double __cdecl exp(_In_ double x);
  69   double __cdecl fabs(_In_ double x);
  70   double __cdecl fmod(_In_ double x, _In_ double y);
  71   double __cdecl log(_In_ double x);
  72   double __cdecl log10(_In_ double x);
  73   double __cdecl pow(_In_ double x, double y);
  74   double __cdecl sin(_In_ double x);
  75   double __cdecl sinh(_In_ double x);
  76   double __cdecl sqrt(_In_ double x);
  77   double __cdecl tan(_In_ double x);
  78   double __cdecl tanh(_In_ double x);
  79
  80 #ifndef _CRT_MATHERR_DEFINED
  81 #define _CRT_MATHERR_DEFINED
  82   int __cdecl _matherr(_Inout_ struct _exception *except);
  83 #endif
  84
  85 #ifndef _CRT_ATOF_DEFINED
  86 #define _CRT_ATOF_DEFINED
  87
  88   _Check_return_
  89   _CRTIMP
  90   double
  91   __cdecl
  92   atof(
  93     _In_z_ const char *str);
  94
  95   _Check_return_
  96   _CRTIMP
  97   double
  98   __cdecl
  99   _atof_l(
 100     _In_z_ const char *str,
 101     _In_opt_ _locale_t locale);
 102
 103 #endif /* _CRT_ATOF_DEFINED */
 104
 105 #ifndef _SIGN_DEFINED
 106 #define _SIGN_DEFINED
 107   _Check_return_ _CRTIMP double __cdecl _copysign(_In_ double x, _In_ double sgn);
 108   _Check_return_ _CRTIMP double __cdecl _chgsign(_In_ double x);
 109 #endif
 110
 111   _CRTIMP double __cdecl _cabs(_In_ struct _complex a);
 112   _CRTIMP double __cdecl ceil(_In_ double x);
 113   _CRTIMP double __cdecl floor(_In_ double x);
 114   _CRTIMP double __cdecl frexp(_In_ double x, _Out_ int *y);
 115   _CRTIMP double __cdecl _hypot(_In_ double x, _In_ double y);
 116   _CRTIMP double __cdecl _j0(_In_ double x);
 117   _CRTIMP double __cdecl _j1(_In_ double x);
 118   _CRTIMP double __cdecl _jn(_In_ int x, _In_ double y);
 119   _CRTIMP double __cdecl ldexp(_In_ double x, _In_ int y);
 120   _CRTIMP double __cdecl modf(_In_ double x, _Out_ double *y);
 121   _CRTIMP double __cdecl _y0(_In_ double x);
 122   _CRTIMP double __cdecl _y1(_In_ double x);
 123   _CRTIMP double __cdecl _yn(_In_ int x, _In_ double y);
 124   _CRTIMP float __cdecl _hypotf(_In_ float x, _In_ float y);
 125
 126 #if defined(__i386__) || defined(_M_IX86)
 127   _CRTIMP int __cdecl _set_SSE2_enable(_In_ int flag);
 128 #endif
 129
 130 #if defined(__x86_64) || defined(_M_AMD64)
 131   _CRTIMP float __cdecl _copysignf(_In_ float x, _In_ float sgn);
 132   _CRTIMP float __cdecl _chgsignf(_In_ float x);
 133   _CRTIMP float __cdecl _logbf(_In_ float x);
 134   _CRTIMP float __cdecl _nextafterf(_In_ float x, _In_ float y);
 135   _CRTIMP int __cdecl _finitef(_In_ float x);
 136   _CRTIMP int __cdecl _isnanf(_In_ float x);
 137   _CRTIMP int __cdecl _fpclassf(_In_ float x);
 138 #endif
 139
 140 #if defined(__ia64__) || defined (_M_IA64)
 141   _CRTIMP float __cdecl fabsf(_In_ float x);
 142   _CRTIMP float __cdecl ldexpf(_In_ float x, _In_ int y);
 143   _CRTIMP long double __cdecl tanl(_In_ long double x);
 144 #else
 145   __CRT_INLINE float __cdecl fabsf(_In_ float x) { return ((float)fabs((double)x)); }
 146   __CRT_INLINE float __cdecl ldexpf(_In_ float x, _In_ int expn) { return (float)ldexp(x, expn); }
 147   __CRT_INLINE long double tanl(_In_ long double x) { return (tan((double)x)); }
 148 #endif
 149
 150 #if (_WIN32_WINNT >= 0x600) &&                 \
 151     (defined(__x86_64) || defined(_M_AMD64) || \
 152      defined (__ia64__) || defined (_M_IA64))
 153
 154   _CRTIMP float __cdecl acosf(_In_ float x);
 155   _CRTIMP float __cdecl asinf(_In_ float x);
 156   _CRTIMP float __cdecl atanf(_In_ float x);
 157   _CRTIMP float __cdecl atan2f(_In_ float x, _In_ float y);
 158   _CRTIMP float __cdecl ceilf(_In_ float x);
 159   _CRTIMP float __cdecl cosf(_In_ float x);
 160   _CRTIMP float __cdecl coshf(_In_ float x);
 161   _CRTIMP float __cdecl expf(_In_ float x);
 162   _CRTIMP float __cdecl floorf(_In_ float x);
 163   _CRTIMP float __cdecl fmodf(_In_ float x, _In_ float y);
 164   _CRTIMP float __cdecl logf(_In_ float x);
 165   _CRTIMP float __cdecl log10f(_In_ float x);
 166   _CRTIMP float __cdecl modff(_In_ float x, _Out_ float *y);
 167   _CRTIMP float __cdecl powf(_In_ float b, _In_ float e);
 168   _CRTIMP float __cdecl sinf(_In_ float x);
 169   _CRTIMP float __cdecl sinhf(_In_ float x);
 170   _CRTIMP float __cdecl sqrtf(_In_ float x);
 171   _CRTIMP float __cdecl tanf(_In_ float x);
 172   _CRTIMP float __cdecl tanhf(_In_ float x);
 173
 174 #else
 175
 176   __CRT_INLINE float acosf(_In_ float x) { return ((float)acos((double)x)); }
 177   __CRT_INLINE float asinf(_In_ float x) { return ((float)asin((double)x)); }
 178   __CRT_INLINE float atanf(_In_ float x) { return ((float)atan((double)x)); }
 179   __CRT_INLINE float atan2f(_In_ float x, _In_ float y) { return ((float)atan2((double)x,(double)y)); }
 180   __CRT_INLINE float ceilf(_In_ float x) { return ((float)ceil((double)x)); }
 181   __CRT_INLINE float cosf(_In_ float x) { return ((float)cos((double)x)); }
 182   __CRT_INLINE float coshf(_In_ float x) { return ((float)cosh((double)x)); }
 183   __CRT_INLINE float expf(_In_ float x) { return ((float)exp((double)x)); }
 184   __CRT_INLINE float floorf(_In_ float x) { return ((float)floor((double)x)); }
 185   __CRT_INLINE float fmodf(_In_ float x, _In_ float y) { return ((float)fmod((double)x,(double)y)); }
 186   __CRT_INLINE float logf(_In_ float x) { return ((float)log((double)x)); }
 187   __CRT_INLINE float log10f(_In_ float x) { return ((float)log10((double)x)); }
 188   __CRT_INLINE float modff(_In_ float x, _Out_ float *y) {
 189     double _Di,_Df = modf((double)x,&_Di);
 190     *y = (float)_Di;
 191     return ((float)_Df);
 192   }
 193   __CRT_INLINE float powf(_In_ float x, _In_ float y) { return ((float)pow((double)x,(double)y)); }
 194   __CRT_INLINE float sinf(_In_ float x) { return ((float)sin((double)x)); }
 195   __CRT_INLINE float sinhf(_In_ float x) { return ((float)sinh((double)x)); }
 196   __CRT_INLINE float sqrtf(_In_ float x) { return ((float)sqrt((double)x)); }
 197   __CRT_INLINE float tanf(_In_ float x) { return ((float)tan((double)x)); }
 198   __CRT_INLINE float tanhf(_In_ float x) { return ((float)tanh((double)x)); }
 199
 200 #endif
 201
 202   __CRT_INLINE long double acosl(_In_ long double x) { return (acos((double)x)); }
 203   __CRT_INLINE long double asinl(_In_ long double x) { return (asin((double)x)); }
 204   __CRT_INLINE long double atanl(_In_ long double x) { return (atan((double)x)); }
 205   __CRT_INLINE long double atan2l(_In_ long double y, _In_ long double x) { return (atan2((double)y, (double)x)); }
 206   __CRT_INLINE long double ceill(_In_ long double x) { return (ceil((double)x)); }
 207   __CRT_INLINE long double cosl(_In_ long double x) { return (cos((double)x)); }
 208   __CRT_INLINE long double coshl(_In_ long double x) { return (cosh((double)x)); }
 209   __CRT_INLINE long double expl(_In_ long double x) { return (exp((double)x)); }
 210   __CRT_INLINE long double floorl(_In_ long double x) { return (floor((double)x)); }
 211   __CRT_INLINE long double fmodl(_In_ long double x, _In_ long double y) { return (fmod((double)x, (double)y)); }
 212   __CRT_INLINE long double frexpl(_In_ long double x, _Out_ int *y) { return (frexp((double)x, y)); }
 213   __CRT_INLINE long double logl(_In_ long double x) { return (log((double)x)); }
 214   __CRT_INLINE long double log10l(_In_ long double x) { return (log10((double)x)); }
 215   __CRT_INLINE long double powl(_In_ long double x, _In_ long double y) { return (pow((double)x, (double)y)); }
 216   __CRT_INLINE long double sinl(_In_ long double x) { return (sin((double)x)); }
 217   __CRT_INLINE long double sinhl(_In_ long double x) { return (sinh((double)x)); }
 218   __CRT_INLINE long double sqrtl(_In_ long double x) { return (sqrt((double)x)); }
 219   __CRT_INLINE long double tanhl(_In_ long double x) {return (tanh((double)x)); }
 220   __CRT_INLINE long double __cdecl fabsl(_In_ long double x) { return fabs((double)x); }
 221   __CRT_INLINE long double _chgsignl(_In_ long double _Number) { return _chgsign((double)(_Number)); }
 222   __CRT_INLINE long double _copysignl(_In_ long double _Number, _In_ long double _Sign) { return _copysign((double)(_Number),(double)(_Sign)); }
 223   __CRT_INLINE long double _hypotl(_In_ long double x, _In_ long double y) { return _hypot((double)(x),(double)(y)); }
 224   __CRT_INLINE float frexpf(_In_ float x, _Out_ int *y) { return ((float)frexp((double)x,y)); }
 225   __CRT_INLINE long double ldexpl(_In_ long double x, _In_ int y) { return ldexp((double)x, y); }
 226   __CRT_INLINE long double modfl(_In_ long double x, _Out_ long double *y) {
 227     double _Di,_Df = modf((double)x,&_Di);
 228     *y = (long double)_Di;
 229     return (_Df);
 230   }
 231
 232 #ifndef NO_OLDNAMES
 233
 234 #define DOMAIN _DOMAIN
 235 #define SING _SING
 236 #define OVERFLOW _OVERFLOW
 237 #define UNDERFLOW _UNDERFLOW
 238 #define TLOSS _TLOSS
 239 #define PLOSS _PLOSS
 240 #define matherr _matherr
 241 #define HUGE _HUGE
 242   // _CRTIMP double __cdecl cabs(struct _complex x);
 243   #define cabs _cabs
 244
 245   _CRTIMP double __cdecl hypot(_In_ double x, _In_ double y);
 246   _CRTIMP double __cdecl j0(_In_ double x);
 247   _CRTIMP double __cdecl j1(_In_ double x);
 248   _CRTIMP double __cdecl jn(_In_ int x, _In_ double y);
 249   _CRTIMP double __cdecl y0(_In_ double x);
 250   _CRTIMP double __cdecl y1(_In_ double x);
 251   _CRTIMP double __cdecl yn(_In_ int x, _In_ double y);
 252   __CRT_INLINE float __cdecl hypotf(_In_ float x, _In_ float y) { return (float) hypot(x, y); }
 253
 254 #endif /* NO_OLDNAMES */
 255
 256 #ifdef __cplusplus
 257 }
 258 extern "C++" {
 259   template<class _Ty> inline _Ty _Pow_int(_Ty x,int y) {
 260     unsigned int _N;
 261     if(y >= 0) _N = (unsigned int)y;
 262     else _N = (unsigned int)(-y);
 263     for(_Ty _Z = _Ty(1);;x *= x) {
 264       if((_N & 1)!=0) _Z *= x;
 265       if((_N >>= 1)==0) return (y < 0 ? _Ty(1) / _Z : _Z);
 266     }
 267   }
 268 }
 269 #endif
 270
 271 #pragma pack(pop)
 272
 273 #endif /* !_INC_MATH */
 274
 275 #if defined(_USE_MATH_DEFINES) && !defined(_MATH_DEFINES_DEFINED)
 276 #define _MATH_DEFINES_DEFINED
 277
 278 #define M_E 2.71828182845904523536
 279 #define M_LOG2E 1.44269504088896340736
 280 #define M_LOG10E 0.434294481903251827651
 281 #define M_LN2 0.693147180559945309417
 282 #define M_LN10 2.30258509299404568402
 283 #define M_PI 3.14159265358979323846
 284 #define M_PI_2 1.57079632679489661923
 285 #define M_PI_4 0.785398163397448309616
 286 #define M_1_PI 0.318309886183790671538
 287 #define M_2_PI 0.636619772367581343076
 288 #define M_2_SQRTPI 1.12837916709551257390
 289 #define M_SQRT2 1.41421356237309504880
 290 #define M_SQRT1_2 0.707106781186547524401
 291
 292 #endif /* _USE_MATH_DEFINES */