text: /*
   * Math functions.
   *
   * Derived from the mingw header written by Colin Peters.
   * Modified for Wine use by Hans Leidekker.
   * This file is in the public domain.
   */
  
  #ifndef __WINE_MATH_H
  #define __WINE_MATH_H
  
  #include "wine/winheader_enter.h"
  
  #include <corecrt.h>
  
  #include <pshpack8.h>
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  #define _DOMAIN         1       /* domain error in argument */
  #define _SING           2       /* singularity */
  #define _OVERFLOW       3       /* range overflow */
  #define _UNDERFLOW      4       /* range underflow */
  #define _TLOSS          5       /* total loss of precision */
  #define _PLOSS          6       /* partial loss of precision */
  
  #ifndef _EXCEPTION_DEFINED
  #define _EXCEPTION_DEFINED
  struct _exception
  {
    int     type;
    char    *name;
    double  arg1;
    double  arg2;
    double  retval;
  };
  #endif /* _EXCEPTION_DEFINED */
  
  #ifndef _COMPLEX_DEFINED
  #define _COMPLEX_DEFINED
  struct _complex
  {
    double x;      /* Real part */
    double y;      /* Imaginary part */
  };
  #endif /* _COMPLEX_DEFINED */
  
  _ACRTIMP double __cdecl sin(double);
  _ACRTIMP double __cdecl cos(double);
  _ACRTIMP double __cdecl tan(double);
  _ACRTIMP double __cdecl sinh(double);
  _ACRTIMP double __cdecl cosh(double);
  _ACRTIMP double __cdecl tanh(double);
  _ACRTIMP double __cdecl asin(double);
  _ACRTIMP double __cdecl acos(double);
  _ACRTIMP double __cdecl atan(double);
  _ACRTIMP double __cdecl atan2(double, double);
  _ACRTIMP double __cdecl asinh(double);
  _ACRTIMP double __cdecl acosh(double);
  _ACRTIMP double __cdecl atanh(double);
  _ACRTIMP double __cdecl exp(double);
  _ACRTIMP double __cdecl log(double);
  _ACRTIMP double __cdecl log10(double);
  _ACRTIMP double __cdecl pow(double, double);
  _ACRTIMP double __cdecl sqrt(double);
  _ACRTIMP double __cdecl ceil(double);
  _ACRTIMP double __cdecl floor(double);
  _ACRTIMP double __cdecl fabs(double);
  _ACRTIMP double __cdecl ldexp(double, int);
  _ACRTIMP double __cdecl frexp(double, int*);
  _ACRTIMP double __cdecl modf(double, double*);
  _ACRTIMP double __cdecl fmod(double, double);
  _ACRTIMP double __cdecl fmin(double, double);
  _ACRTIMP double __cdecl fmax(double, double);
  _ACRTIMP double __cdecl erf(double);
  
  _ACRTIMP double __cdecl _hypot(double, double);
  _ACRTIMP double __cdecl _j0(double);
  _ACRTIMP double __cdecl _j1(double);
  _ACRTIMP double __cdecl _jn(int, double);
  _ACRTIMP double __cdecl _y0(double);
  _ACRTIMP double __cdecl _y1(double);
  _ACRTIMP double __cdecl _yn(int, double);
  
  _ACRTIMP double __cdecl cbrt(double);
  _ACRTIMP double __cdecl exp2(double);
  _ACRTIMP double __cdecl log2(double);
  _ACRTIMP double __cdecl rint(double);
  _ACRTIMP double __cdecl round(double);
  _ACRTIMP double __cdecl trunc(double);
  
  _ACRTIMP float __cdecl cbrtf(float);
  _ACRTIMP float __cdecl exp2f(float);
  _ACRTIMP float __cdecl log2f(float);
  _ACRTIMP float __cdecl rintf(float);
  _ACRTIMP float __cdecl roundf(float);
  _ACRTIMP float __cdecl truncf(float);
  
  #if 0
  /* 32on64 FIXME: Those are longs on the Win32/64 side, aka 32 bit
   * integers. Ken changed it to int3264, which mingw complains about. */
  __int32 __cdecl lrint(double);
  __int32 __cdecl lrintf(float);
  __int32 __cdecl lround(double);
  __int32 __cdecl lroundf(float);
  #endif
  
  _ACRTIMP __msvcrt_long __cdecl lrint(double);
  _ACRTIMP __msvcrt_long __cdecl lrintf(float);
  _ACRTIMP __msvcrt_long __cdecl lround(double);
  _ACRTIMP __msvcrt_long __cdecl lroundf(float);
  
  _ACRTIMP double __cdecl scalbn(double,int);
  _ACRTIMP float  __cdecl scalbnf(float,int);
  
  _ACRTIMP double __cdecl _copysign (double, double);
  _ACRTIMP double __cdecl _chgsign (double);
  _ACRTIMP double __cdecl _scalb(double, __msvcrt_long);
  _ACRTIMP double __cdecl _logb(double);
  _ACRTIMP double __cdecl _nextafter(double, double);
  _ACRTIMP int    __cdecl _finite(double);
  _ACRTIMP int    __cdecl _isnan(double);
  _ACRTIMP int    __cdecl _fpclass(double);
  
  #if !defined(__i386__) && !defined(__i386_on_x86_64__)
  
  _ACRTIMP float __cdecl sinf(float);
  _ACRTIMP float __cdecl cosf(float);
  _ACRTIMP float __cdecl tanf(float);
  _ACRTIMP float __cdecl sinhf(float);
  _ACRTIMP float __cdecl coshf(float);
  _ACRTIMP float __cdecl tanhf(float);
  _ACRTIMP float __cdecl asinf(float);
  _ACRTIMP float __cdecl acosf(float);
  _ACRTIMP float __cdecl atanf(float);
  _ACRTIMP float __cdecl atan2f(float, float);
  _ACRTIMP float __cdecl atanhf(float);
  _ACRTIMP float __cdecl expf(float);
  _ACRTIMP float __cdecl logf(float);
  _ACRTIMP float __cdecl log10f(float);
  _ACRTIMP float __cdecl powf(float, float);
  _ACRTIMP float __cdecl sqrtf(float);
  _ACRTIMP float __cdecl ceilf(float);
  _ACRTIMP float __cdecl floorf(float);
  _ACRTIMP float __cdecl fabsf(float);
  _ACRTIMP float __cdecl frexpf(float, int*);
  _ACRTIMP float __cdecl modff(float, float*);
  _ACRTIMP float __cdecl fmodf(float, float);
  
  _ACRTIMP int   __cdecl _finitef(float);
  _ACRTIMP int   __cdecl _isnanf(float);
  _ACRTIMP int   __cdecl _fpclassf(float);
  
  #else
  
  static inline float sinf(float x) { return sin(x); }
  static inline float cosf(float x) { return cos(x); }
  static inline float tanf(float x) { return tan(x); }
  static inline float sinhf(float x) { return sinh(x); }
  static inline float coshf(float x) { return cosh(x); }
  static inline float tanhf(float x) { return tanh(x); }
  static inline float asinf(float x) { return asin(x); }
  static inline float acosf(float x) { return acos(x); }
  static inline float atanf(float x) { return atan(x); }
  static inline float atan2f(float x, float y) { return atan2(x, y); }
  static inline float expf(float x) { return exp(x); }
  static inline float logf(float x) { return log(x); }
  static inline float log10f(float x) { return log10(x); }
  static inline float powf(float x, float y) { return pow(x, y); }
  static inline float sqrtf(float x) { return sqrt(x); }
  static inline float ceilf(float x) { return ceil(x); }
  static inline float floorf(float x) { return floor(x); }
  static inline float fabsf(float x) { return fabs(x); }
  static inline float frexpf(float x, int *y) { return frexp(x, y); }
  static inline float modff(float x, float *y) { double yd, ret = modf(x, &yd); *y = yd; return ret; }
  static inline float fmodf(float x, float y) { return fmod(x, y); }
  
  static inline int   _finitef(float x) { return _finite(x); }
  static inline int   _isnanf(float x) { return _isnan(x); }
  static inline int   _fpclassf(float x) { return _fpclass(x); }
  
  #endif
  
  #if !defined(__i386__) || _MSVCR_VER>=120
  
  _ACRTIMP float __cdecl _chgsignf(float);
  _ACRTIMP float __cdecl _copysignf(float, float);
  _ACRTIMP float __cdecl _logbf(float);
  _ACRTIMP float __cdecl acoshf(float);
  _ACRTIMP float __cdecl asinhf(float);
  _ACRTIMP float __cdecl atanhf(float);
  
  #else
  
  static inline float _chgsignf(float x) { return _chgsign(x); }
  static inline float _copysignf(float x, float y) { return _copysign(x, y); }
  static inline float _logbf(float x) { return _logb(x); }
  static inline float acoshf(float x) { return acosh(x); }
  static inline float asinhf(float x) { return asinh(x); }
  static inline float atanhf(float x) { return atanh(x); }
  
  #endif
  
  static inline float ldexpf(float x, int y) { return ldexp(x, y); }
  
  #ifdef _UCRT
  _ACRTIMP double __cdecl copysign(double, double);
  _ACRTIMP float  __cdecl copysignf(float, float);
  #else
  #define copysign(x,y)  _copysign(x,y)
  #define copysignf(x,y) _copysignf(x,y)
  #endif
  
  _ACRTIMP double __cdecl nearbyint(double);
  _ACRTIMP float __cdecl nearbyintf(float);
  _ACRTIMP float __cdecl _hypotf(float, float);
  _ACRTIMP int __cdecl _matherr(struct _exception*);
  _ACRTIMP double __cdecl _cabs(struct _complex);
  
  #if (defined(__GNUC__) && ((__GNUC__ > 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)))) || defined(__clang__)
  # define INFINITY __builtin_inff()
  # define NAN      __builtin_nanf("")
  # define HUGE_VAL __builtin_huge_val()
  #else
  static const union {
      unsigned int __i;
      float __f;
  } __inff = { 0x7f800000 }, __nanf = { 0x7fc00000 };
  # define INFINITY (__inff.__f)
  # define NAN      (__nanf.__f)
  # define HUGE_VAL ((double)INFINITY)
  #endif
  
  #define FP_INFINITE   1
  #define FP_NAN        2
  #define FP_NORMAL    -1
  #define FP_SUBNORMAL -2
  #define FP_ZERO       0
  
  #define _C2 1
  #define FP_ILOGB0 (-0x7fffffff - _C2)
  #define FP_ILOGBNAN 0x7fffffff
  
  _ACRTIMP short __cdecl _dclass(double);
  _ACRTIMP short __cdecl _fdclass(float);
  _ACRTIMP int   __cdecl _dsign(double);
  _ACRTIMP int   __cdecl _fdsign(float);
  
  static inline int __isnanf(float x)
  {
      union { float x; unsigned int i; } u = { x };
      return (u.i & 0x7fffffff) > 0x7f800000;
  }
  static inline int __isnan(double x)
  {
      union { double x; unsigned __int64 i; } u = { x };
      return (u.i & ~0ull >> 1) > 0x7ffull << 52;
  }
  static inline int __isinff(float x)
  {
      union { float x; unsigned int i; } u = { x };
      return (u.i & 0x7fffffff) == 0x7f800000;
  }
  static inline int __isinf(double x)
  {
      union { double x; unsigned __int64 i; } u = { x };
      return (u.i & ~0ull >> 1) == 0x7ffull << 52;
  }
  static inline int __isnormalf(float x)
  {
      union { float x; unsigned int i; } u = { x };
      return ((u.i + 0x00800000) & 0x7fffffff) >= 0x01000000;
  }
  static inline int __isnormal(double x)
  {
      union { double x; unsigned __int64 i; } u = { x };
      return ((u.i + (1ull << 52)) & ~0ull >> 1) >= 1ull << 53;
  }
  static inline int __signbitf(float x)
  {
      union { float x; unsigned int i; } u = { x };
      return (int)(u.i >> 31);
  }
  static inline int __signbit(double x)
  {
      union { double x; unsigned __int64 i; } u = { x };
      return (int)(u.i >> 63);
  }
  
  #define isinf(x)    (sizeof(x) == sizeof(float) ? __isinff(x) : __isinf(x))
  #define isnan(x)    (sizeof(x) == sizeof(float) ? __isnanf(x) : __isnan(x))
  #define isnormal(x) (sizeof(x) == sizeof(float) ? __isnormalf(x) : __isnormal(x))
  #define signbit(x)  (sizeof(x) == sizeof(float) ? __signbitf(x) : __signbit(x))
  #define isfinite(x) (!isinf(x) && !isnan(x))
  
  #ifdef __cplusplus
  }
  #endif
  
  #include <poppack.h>
  
  #if !defined(__STRICT_ANSI__) || defined(_POSIX_C_SOURCE) || defined(_POSIX_SOURCE) || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE) || defined(_USE_MATH_DEFINES)
  #ifndef _MATH_DEFINES_DEFINED
  #define _MATH_DEFINES_DEFINED
  #define M_E         2.71828182845904523536
  #define M_LOG2E     1.44269504088896340736
  #define M_LOG10E    0.434294481903251827651
  #define M_LN2       0.693147180559945309417
  #define M_LN10      2.30258509299404568402
  #define M_PI        3.14159265358979323846
  #define M_PI_2      1.57079632679489661923
  #define M_PI_4      0.785398163397448309616
  #define M_1_PI      0.318309886183790671538
  #define M_2_PI      0.636619772367581343076
  #define M_2_SQRTPI  1.12837916709551257390
  #define M_SQRT2     1.41421356237309504880
  #define M_SQRT1_2   0.707106781186547524401
  #endif /* !_MATH_DEFINES_DEFINED */
  #endif /* _USE_MATH_DEFINES */
  
  static inline double hypot( double x, double y ) { return _hypot( x, y ); }
  static inline double j0( double x ) { return _j0( x ); }
  static inline double j1( double x ) { return _j1( x ); }
  static inline double jn( int n, double x ) { return _jn( n, x ); }
  static inline double y0( double x ) { return _y0( x ); }
  static inline double y1( double x ) { return _y1( x ); }
  static inline double yn( int n, double x ) { return _yn( n, x ); }
  
  static inline float hypotf( float x, float y ) { return _hypotf( x, y ); }
  
  #include "wine/winheader_exit.h"
  
  #endif /* __WINE_MATH_H */
  