Functions | |
template<typename eT > | |
arma_inline bool | arma_isfinite (eT val) |
arma_inline bool | arma_isfinite (float x) |
arma_inline bool | arma_isfinite (double x) |
template<typename T > | |
arma_inline bool | arma_isfinite (const std::complex< T > &x) |
arma_inline bool arma_isfinite | ( | eT | val | ) | [inline] |
Definition at line 30 of file cmath_wrap.hpp.
Referenced by arma_isfinite(), and Mat< eT >::is_finite().
arma_inline bool arma_isfinite | ( | float | x | ) |
Definition at line 39 of file cmath_wrap.hpp.
00040 { 00041 #if defined(_GLIBCXX_USE_C99_MATH) 00042 { 00043 return (std::isfinite(x) != 0); 00044 } 00045 #else 00046 { 00047 const bool x_is_inf = ( (x == x) && ((x - x) != float(0)) ); 00048 const bool x_is_nan = (x != x); 00049 00050 return ( (x_is_inf == false) && (x_is_nan == false) ); 00051 } 00052 #endif 00053 }
arma_inline bool arma_isfinite | ( | double | x | ) |
Definition at line 59 of file cmath_wrap.hpp.
00060 { 00061 #if defined(_GLIBCXX_USE_C99_MATH) 00062 { 00063 return (std::isfinite(x) != 0); 00064 } 00065 #else 00066 { 00067 const bool x_is_inf = ( (x == x) && ((x - x) != double(0)) ); 00068 const bool x_is_nan = (x != x); 00069 00070 return ( (x_is_inf == false) && (x_is_nan == false) ); 00071 } 00072 #endif 00073 }
arma_inline bool arma_isfinite | ( | const std::complex< T > & | x | ) | [inline] |
Definition at line 80 of file cmath_wrap.hpp.
References arma_isfinite().
00081 { 00082 if( (arma_isfinite(x.real()) == false) || (arma_isfinite(x.imag()) == false) ) 00083 { 00084 return false; 00085 } 00086 else 00087 { 00088 return true; 00089 } 00090 }