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Conjugate residual algorithm; some more unary functions

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This commit is contained in:
Peter Boyle
2015-06-08 12:04:59 +01:00
parent 0cf2037ae1
commit d6f1ddf99c
38 changed files with 1116 additions and 79 deletions
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60
lib/simd/Grid_vector_unops.h Normal file
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#ifndef GRID_VECTOR_UNOPS
#define GRID_VECTOR_UNOPS
namespace Grid {
template<class scalar> struct SqrtRealFunctor {
scalar operator()(const scalar &a) const {
return sqrt(real(a));
}
};
template<class scalar> struct RSqrtRealFunctor {
scalar operator()(const scalar &a) const {
return scalar(1.0/sqrt(real(a)));
}
};
template<class scalar> struct CosRealFunctor {
scalar operator()(const scalar &a) const {
return cos(real(a));
}
};
template<class scalar> struct SinRealFunctor {
scalar operator()(const scalar &a) const {
return sin(real(a));
}
};
template<class scalar> struct PowRealFunctor {
double y;
PowRealFunctor(double _y) : y(_y) {};
scalar operator()(const scalar &a) const {
return pow(real(a),y);
}
};
template < class S, class V >
inline Grid_simd<S,V> sqrt(const Grid_simd<S,V> &r) {
return SimdApply(SqrtRealFunctor<S>(),r);
}
template < class S, class V >
inline Grid_simd<S,V> rsqrt(const Grid_simd<S,V> &r) {
return SimdApply(RSqrtRealFunctor<S>(),r);
}
template < class S, class V >
inline Grid_simd<S,V> cos(const Grid_simd<S,V> &r) {
return SimdApply(CosRealFunctor<S>(),r);
}
template < class S, class V >
inline Grid_simd<S,V> sin(const Grid_simd<S,V> &r) {
return SimdApply(CosRealFunctor<S>(),r);
}
template < class S, class V >
inline Grid_simd<S,V> pow(const Grid_simd<S,V> &r,double y) {
return SimdApply(PowRealFunctor<S>(y),r);
}
}
#endif