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Backport change of operator/=(Scalar) to perform a true division

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This commit is contained in:
Gael Guennebaud 2015-10-18 22:27:42 +02:00
parent 9ff967199a
commit a7c2e62a52
1 changed files with 2 additions and 8 deletions
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10
Eigen/src/Core/SelfCwiseBinaryOp.h
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@ -180,15 +180,9 @@ inline Derived& DenseBase<Derived>::operator*=(const Scalar& other)
template<typename Derived> template<typename Derived>
inline Derived& DenseBase<Derived>::operator/=(const Scalar& other) inline Derived& DenseBase<Derived>::operator/=(const Scalar& other)
{ {
typedef typename internal::conditional<NumTraits<Scalar>::IsInteger,
internal::scalar_quotient_op<Scalar>,
internal::scalar_product_op<Scalar> >::type BinOp;
typedef typename Derived::PlainObject PlainObject; typedef typename Derived::PlainObject PlainObject;
SelfCwiseBinaryOp<BinOp, Derived, typename PlainObject::ConstantReturnType> tmp(derived()); SelfCwiseBinaryOp<internal::scalar_quotient_op<Scalar>, Derived, typename PlainObject::ConstantReturnType> tmp(derived());
Scalar actual_other; tmp = PlainObject::Constant(rows(),cols(), other);
if(NumTraits<Scalar>::IsInteger) actual_other = other;
else actual_other = Scalar(1)/other;
tmp = PlainObject::Constant(rows(),cols(), actual_other);
return derived(); return derived();
} }