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Add missing const version of mat(all).

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This commit is contained in:
Gael Guennebaud 2017-02-21 13:56:26 +01:00
parent 1e3aa470fa
commit f8179385bd
2 changed files with 16 additions and 1 deletions
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9
Eigen/src/plugins/ReshapedMethods.h
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@ -73,8 +73,15 @@ reshaped(NRowsType nRows, NColsType nCols, OrderType) const
// Views as linear vectors
EIGEN_DEVICE_FUNC
inline const Reshaped<const Derived,SizeAtCompileTime,1>
inline const Reshaped<Derived,SizeAtCompileTime,1>
operator()(const Eigen::internal::all_t&)
{
return Reshaped<Derived,SizeAtCompileTime,1>(derived(),size(),1);
}
EIGEN_DEVICE_FUNC
inline const Reshaped<const Derived,SizeAtCompileTime,1>
operator()(const Eigen::internal::all_t&) const
{
return Reshaped<const Derived,SizeAtCompileTime,1>(derived(),size(),1);
}

8
test/reshape.cpp
View File

@ -10,6 +10,13 @@
#include "main.h"
template<typename T1,typename T2>
typename internal::enable_if<internal::is_same<T1,T2>::value,bool>::type
is_same_eq(const T1& a, const T2& b)
{
return (a.array() == b.array()).all();
}
// just test a 4x4 matrix, enumerate all combination manually
template <typename MatType>
void reshape4x4(MatType m)
@ -75,6 +82,7 @@ void reshape4x4(MatType m)
VERIFY_IS_EQUAL( m28r1, m28r2);
using placeholders::all;
VERIFY(is_same_eq(m.reshaped(fix<MatType::SizeAtCompileTime>(m.size()),fix<1>), m(all)));
VERIFY_IS_EQUAL(m.reshaped(16,1), m(all));
VERIFY_IS_EQUAL(m.reshaped(1,16), m(all).transpose());
VERIFY_IS_EQUAL(m(all).reshaped(2,8), m.reshaped(2,8));