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Added NumTraits for type2index.

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This commit is contained in:
Benoit Steiner 2016-03-30 18:36:36 -07:00
parent 4f1a7e51c1
commit 791e5cfb69
1 changed files with 17 additions and 0 deletions
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17
unsupported/Eigen/CXX11/src/Tensor/TensorIndexList.h
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@ -45,6 +45,23 @@ struct type2index {
}
};
template<DenseIndex n> struct NumTraits<type2index<n> >
{
typedef DenseIndex Real;
enum {
IsComplex = 0,
RequireInitialization = false,
ReadCost = 1,
AddCost = 1,
MulCost = 1
};
EIGEN_DEVICE_FUNC static inline Real epsilon() { return 0; }
EIGEN_DEVICE_FUNC static inline Real dummy_precision() { return 0; }
EIGEN_DEVICE_FUNC static inline Real highest() { return n; }
EIGEN_DEVICE_FUNC static inline Real lowest() { return n; }
};
namespace internal {
template <typename T>
EIGEN_DEVICE_FUNC void update_value(T& val, DenseIndex new_val) {