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Move is_diagonal to XprHelper, forward declare Ref

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This commit is contained in:
Gael Guennebaud
2014-02-18 11:03:59 +01:00
parent 573c587e3d
commit a08cba6b5f
6 changed files with 22 additions and 21 deletions
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5
Eigen/src/Core/util/ForwardDeclarations.h
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@@ -121,7 +121,12 @@ template<typename Derived,
int Level = internal::accessors_level<Derived>::has_write_access ? WriteAccessors : ReadOnlyAccessors
> class MapBase;
template<int InnerStrideAtCompileTime, int OuterStrideAtCompileTime> class Stride;
template<int Value = Dynamic> class InnerStride;
template<int Value = Dynamic> class OuterStride;
template<typename MatrixType, int MapOptions=Unaligned, typename StrideType = Stride<0,0> > class Map;
template<typename Derived> class RefBase;
template<typename PlainObjectType, int Options = 0,
typename StrideType = typename internal::conditional<PlainObjectType::IsVectorAtCompileTime,InnerStride<1>,OuterStride<> >::type > class Ref;
template<typename Derived> class TriangularBase;
template<typename MatrixType, unsigned int Mode> class TriangularView;

12
Eigen/src/Core/util/Meta.h
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@@ -246,18 +246,6 @@ template<typename T> struct scalar_product_traits<std::complex<T>, T>
// typedef typename scalar_product_traits<typename remove_all<ArgType0>::type, typename remove_all<ArgType1>::type>::ReturnType type;
// };
template<typename T> struct is_diagonal
{ enum { ret = false }; };
template<typename T> struct is_diagonal<DiagonalBase<T> >
{ enum { ret = true }; };
template<typename T> struct is_diagonal<DiagonalWrapper<T> >
{ enum { ret = true }; };
template<typename T, int S> struct is_diagonal<DiagonalMatrix<T,S> >
{ enum { ret = true }; };
} // end namespace internal
namespace numext {

12
Eigen/src/Core/util/XprHelper.h
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@@ -502,6 +502,18 @@ struct is_lvalue
bool(traits<ExpressionType>::Flags & LvalueBit) };
};
template<typename T> struct is_diagonal
{ enum { ret = false }; };
template<typename T> struct is_diagonal<DiagonalBase<T> >
{ enum { ret = true }; };
template<typename T> struct is_diagonal<DiagonalWrapper<T> >
{ enum { ret = true }; };
template<typename T, int S> struct is_diagonal<DiagonalMatrix<T,S> >
{ enum { ret = true }; };
} // end namespace internal
} // end namespace Eigen