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IO: Fixed printing of char and unsigned char matrices

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This commit is contained in:
Joel Holdsworth 2019-11-05 12:17:58 +00:00
parent e87af0ed37
commit 3c0ef9f394
1 changed files with 22 additions and 3 deletions
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25
Eigen/src/Core/IO.h
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@ -130,6 +130,9 @@ struct significant_decimals_impl
template<typename Derived>
std::ostream & print_matrix(std::ostream & s, const Derived& _m, const IOFormat& fmt)
{
using internal::is_same;
using internal::conditional;
if(_m.size() == 0)
{
s << fmt.matPrefix << fmt.matSuffix;
@ -138,6 +141,22 @@ std::ostream & print_matrix(std::ostream & s, const Derived& _m, const IOFormat&
typename Derived::Nested m = _m;
typedef typename Derived::Scalar Scalar;
typedef typename
conditional<
is_same<Scalar, char>::value ||
is_same<Scalar, unsigned char>::value ||
is_same<Scalar, numext::int8_t>::value ||
is_same<Scalar, numext::uint8_t>::value,
int,
typename conditional<
is_same<Scalar, std::complex<char> >::value ||
is_same<Scalar, std::complex<unsigned char> >::value ||
is_same<Scalar, std::complex<numext::int8_t> >::value ||
is_same<Scalar, std::complex<numext::uint8_t> >::value,
std::complex<int>,
const Scalar&
>::type
>::type PrintType;
Index width = 0;
@ -174,7 +193,7 @@ std::ostream & print_matrix(std::ostream & s, const Derived& _m, const IOFormat&
{
std::stringstream sstr;
sstr.copyfmt(s);
sstr << m.coeff(i,j);
sstr << static_cast<PrintType>(m.coeff(i,j));
width = std::max<Index>(width, Index(sstr.str().length()));
}
}
@ -190,7 +209,7 @@ std::ostream & print_matrix(std::ostream & s, const Derived& _m, const IOFormat&
s.fill(fmt.fill);
s.width(width);
}
s << m.coeff(i, 0);
s << static_cast<PrintType>(m.coeff(i, 0));
for(Index j = 1; j < m.cols(); ++j)
{
s << fmt.coeffSeparator;
@ -198,7 +217,7 @@ std::ostream & print_matrix(std::ostream & s, const Derived& _m, const IOFormat&
s.fill(fmt.fill);
s.width(width);
}
s << m.coeff(i, j);
s << static_cast<PrintType>(m.coeff(i, j));
}
s << fmt.rowSuffix;
if( i < m.rows() - 1)