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Added some syntactic sugar to make it simpler to compare a tensor to a scalar.

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This commit is contained in:
Benoit Steiner
2015-10-21 11:28:28 -07:00
parent 5ca2e25967
commit b178cc3479
3 changed files with 71 additions and 0 deletions
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32
unsupported/Eigen/CXX11/src/Tensor/TensorBase.h
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@@ -279,6 +279,38 @@ class TensorBase<Derived, ReadOnlyAccessors>
return binaryExpr(other.derived(), std::not_equal_to<Scalar>());
}
// comparisons and tests for Scalars
EIGEN_DEVICE_FUNC
EIGEN_STRONG_INLINE const TensorCwiseBinaryOp<std::less<Scalar>, const Derived, const TensorCwiseNullaryOp<internal::scalar_constant_op<Scalar>, const Derived> >
operator<(Scalar threshold) const {
return operator<(constant(threshold));
}
EIGEN_DEVICE_FUNC
EIGEN_STRONG_INLINE const TensorCwiseBinaryOp<std::less_equal<Scalar>, const Derived, const TensorCwiseNullaryOp<internal::scalar_constant_op<Scalar>, const Derived> >
operator<=(Scalar threshold) const {
return operator<=(constant(threshold));
}
EIGEN_DEVICE_FUNC
EIGEN_STRONG_INLINE const TensorCwiseBinaryOp<std::greater<Scalar>, const Derived, const TensorCwiseNullaryOp<internal::scalar_constant_op<Scalar>, const Derived> >
operator>(Scalar threshold) const {
return operator>(constant(threshold));
}
EIGEN_DEVICE_FUNC
EIGEN_STRONG_INLINE const TensorCwiseBinaryOp<std::greater_equal<Scalar>, const Derived, const TensorCwiseNullaryOp<internal::scalar_constant_op<Scalar>, const Derived> >
operator>=(Scalar threshold) const {
return operator>=(constant(threshold));
}
EIGEN_DEVICE_FUNC
EIGEN_STRONG_INLINE const TensorCwiseBinaryOp<std::equal_to<Scalar>, const Derived, const TensorCwiseNullaryOp<internal::scalar_constant_op<Scalar>, const Derived> >
operator==(Scalar threshold) const {
return operator==(constant(threshold));
}
EIGEN_DEVICE_FUNC
EIGEN_STRONG_INLINE const TensorCwiseBinaryOp<std::not_equal_to<Scalar>, const Derived, const TensorCwiseNullaryOp<internal::scalar_constant_op<Scalar>, const Derived> >
operator!=(Scalar threshold) const {
return operator!=(constant(threshold));
}
// Coefficient-wise ternary operators.
template<typename ThenDerived, typename ElseDerived> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE
const TensorSelectOp<const Derived, const ThenDerived, const ElseDerived>