10 #ifndef EIGEN_SPECIAL_FUNCTIONS_H
11 #define EIGEN_SPECIAL_FUNCTIONS_H
20 template<
typename Scalar>
24 static EIGEN_STRONG_INLINE Scalar run(
const Scalar&)
26 EIGEN_STATIC_ASSERT((internal::is_same<Scalar, Scalar>::value ==
false),
27 THIS_TYPE_IS_NOT_SUPPORTED);
32 template<
typename Scalar>
38 #ifdef EIGEN_HAS_C99_MATH
40 struct lgamma_impl<float>
43 static EIGEN_STRONG_INLINE
double run(
const float& x) { return ::lgammaf(x); }
47 struct lgamma_impl<double>
50 static EIGEN_STRONG_INLINE
double run(
const double& x) { return ::lgamma(x); }
58 template<
typename Scalar>
62 static EIGEN_STRONG_INLINE Scalar run(
const Scalar&)
64 EIGEN_STATIC_ASSERT((internal::is_same<Scalar, Scalar>::value ==
false),
65 THIS_TYPE_IS_NOT_SUPPORTED);
70 template<
typename Scalar>
76 #ifdef EIGEN_HAS_C99_MATH
78 struct erf_impl<float>
81 static EIGEN_STRONG_INLINE
float run(
const float& x) { return ::erff(x); }
85 struct erf_impl<double>
88 static EIGEN_STRONG_INLINE
double run(
const double& x) { return ::erf(x); }
90 #endif // EIGEN_HAS_C99_MATH
96 template<
typename Scalar>
100 static EIGEN_STRONG_INLINE Scalar run(
const Scalar&)
102 EIGEN_STATIC_ASSERT((internal::is_same<Scalar, Scalar>::value ==
false),
103 THIS_TYPE_IS_NOT_SUPPORTED);
108 template<
typename Scalar>
114 #ifdef EIGEN_HAS_C99_MATH
116 struct erfc_impl<float>
119 static EIGEN_STRONG_INLINE
float run(
const float x) { return ::erfcf(x); }
123 struct erfc_impl<double>
126 static EIGEN_STRONG_INLINE
double run(
const double x) { return ::erfc(x); }
128 #endif // EIGEN_HAS_C99_MATH
135 template<
typename Scalar>
137 inline EIGEN_MATHFUNC_RETVAL(lgamma, Scalar) lgamma(const Scalar& x)
139 return EIGEN_MATHFUNC_IMPL(lgamma, Scalar)::run(x);
142 template<
typename Scalar>
144 inline EIGEN_MATHFUNC_RETVAL(erf, Scalar) erf(const Scalar& x)
146 return EIGEN_MATHFUNC_IMPL(erf, Scalar)::run(x);
149 template<
typename Scalar>
151 inline EIGEN_MATHFUNC_RETVAL(erfc, Scalar) erfc(const Scalar& x)
153 return EIGEN_MATHFUNC_IMPL(erfc, Scalar)::run(x);
160 #endif // EIGEN_SPECIAL_FUNCTIONS_H
Definition: Eigen_Colamd.h:54