17 template<
typename PlainObjectType,
int MapOptions,
typename Str
ideType>
18 struct traits<Map<PlainObjectType, MapOptions, StrideType> >
19 :
public traits<PlainObjectType>
21 typedef traits<PlainObjectType> TraitsBase;
24 ? PlainObjectType::ColsAtCompileTime
25 : PlainObjectType::RowsAtCompileTime,
27 InnerStrideAtCompileTime = StrideType::InnerStrideAtCompileTime == 0
28 ? int(PlainObjectType::InnerStrideAtCompileTime)
29 : int(StrideType::InnerStrideAtCompileTime),
30 OuterStrideAtCompileTime = StrideType::OuterStrideAtCompileTime == 0
31 ? (InnerStrideAtCompileTime==
Dynamic || PlainObjectTypeInnerSize==
Dynamic 33 : int(InnerStrideAtCompileTime) * int(PlainObjectTypeInnerSize))
34 : int(StrideType::OuterStrideAtCompileTime),
35 Alignment = int(MapOptions)&int(AlignedMask),
36 Flags0 = TraitsBase::Flags & (~NestByRefBit),
37 Flags = is_lvalue<PlainObjectType>::value ? int(Flags0) : (int(Flags0) & ~
LvalueBit)
94 template<
typename PlainObjectType,
int MapOptions,
typename Str
ideType>
class Map 95 :
public MapBase<Map<PlainObjectType, MapOptions, StrideType> >
99 typedef MapBase<Map> Base;
100 EIGEN_DENSE_PUBLIC_INTERFACE(
Map)
102 typedef typename Base::PointerType PointerType;
103 typedef PointerType PointerArgType;
105 inline PointerType cast_to_pointer_type(PointerArgType ptr) {
return ptr; }
107 EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR
108 inline Index innerStride()
const 110 return StrideType::InnerStrideAtCompileTime != 0 ? m_stride.inner() : 1;
113 EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR
114 inline Index outerStride()
const 116 return StrideType::OuterStrideAtCompileTime != 0 ? m_stride.outer()
117 : internal::traits<Map>::OuterStrideAtCompileTime !=
Dynamic ?
Index(internal::traits<Map>::OuterStrideAtCompileTime)
118 : IsVectorAtCompileTime ? (this->size() * innerStride())
119 :
int(Flags)&
RowMajorBit ? (this->cols() * innerStride())
120 : (this->rows() * innerStride());
129 explicit inline Map(PointerArgType dataPtr,
const StrideType& stride = StrideType())
130 : Base(cast_to_pointer_type(dataPtr)), m_stride(stride)
132 PlainObjectType::Base::_check_template_params();
142 inline Map(PointerArgType dataPtr,
Index size,
const StrideType& stride = StrideType())
143 : Base(cast_to_pointer_type(dataPtr), size), m_stride(stride)
145 PlainObjectType::Base::_check_template_params();
156 inline Map(PointerArgType dataPtr,
Index rows,
Index cols,
const StrideType& stride = StrideType())
157 : Base(cast_to_pointer_type(dataPtr), rows, cols), m_stride(stride)
159 PlainObjectType::Base::_check_template_params();
162 EIGEN_INHERIT_ASSIGNMENT_OPERATORS(
Map)
171 #endif // EIGEN_MAP_H A matrix or vector expression mapping an existing array of data.
Definition: Map.h:94
const unsigned int LvalueBit
Definition: Constants.h:144
Namespace containing all symbols from the Eigen library.
Definition: Core:141
const unsigned int RowMajorBit
Definition: Constants.h:66
Map(PointerArgType dataPtr, const StrideType &stride=StrideType())
Definition: Map.h:129
EIGEN_DEFAULT_DENSE_INDEX_TYPE Index
The Index type as used for the API.
Definition: Meta.h:74
Map(PointerArgType dataPtr, Index size, const StrideType &stride=StrideType())
Definition: Map.h:142
Definition: Eigen_Colamd.h:50
Map(PointerArgType dataPtr, Index rows, Index cols, const StrideType &stride=StrideType())
Definition: Map.h:156
const int Dynamic
Definition: Constants.h:22