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Fix harmless Scalar vs RealScalar cast.

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This commit is contained in:
Gael Guennebaud 2019-02-18 22:12:28 +01:00
parent e23bf40dc2
commit 7580112c31
1 changed files with 3 additions and 2 deletions
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5
Eigen/src/Core/functors/NullaryFunctors.h
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@ -42,14 +42,15 @@ template <typename Scalar, bool IsInteger> struct linspaced_op_impl;
template <typename Scalar> template <typename Scalar>
struct linspaced_op_impl<Scalar,/*IsInteger*/false> struct linspaced_op_impl<Scalar,/*IsInteger*/false>
{ {
typedef typename NumTraits<Scalar>::Real RealScalar;
linspaced_op_impl(const Scalar& low, const Scalar& high, Index num_steps) : linspaced_op_impl(const Scalar& low, const Scalar& high, Index num_steps) :
m_low(low), m_high(high), m_size1(num_steps==1 ? 1 : num_steps-1), m_step(num_steps==1 ? Scalar() : (high-low)/Scalar(num_steps-1)), m_low(low), m_high(high), m_size1(num_steps==1 ? 1 : num_steps-1), m_step(num_steps==1 ? Scalar() : (high-low)/RealScalar(num_steps-1)),
m_flip(numext::abs(high)<numext::abs(low)) m_flip(numext::abs(high)<numext::abs(low))
{} {}
template<typename IndexType> template<typename IndexType>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const Scalar operator() (IndexType i) const { EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const Scalar operator() (IndexType i) const {
typedef typename NumTraits<Scalar>::Real RealScalar;
if(m_flip) if(m_flip)
return (i==0)? m_low : (m_high - RealScalar(m_size1-i)*m_step); return (i==0)? m_low : (m_high - RealScalar(m_size1-i)*m_step);
else else