10 #ifndef EIGEN_SELFADJOINTMATRIX_H
11 #define EIGEN_SELFADJOINTMATRIX_H
32 template<
typename MatrixType,
unsigned int UpLo>
33 struct traits<SelfAdjointView<MatrixType, UpLo> > : traits<MatrixType>
35 typedef typename ref_selector<MatrixType>::non_const_type MatrixTypeNested;
36 typedef typename remove_all<MatrixTypeNested>::type MatrixTypeNestedCleaned;
37 typedef MatrixType ExpressionType;
38 typedef typename MatrixType::PlainObject FullMatrixType;
41 FlagsLvalueBit = is_lvalue<MatrixType>::value ?
LvalueBit : 0,
42 Flags = MatrixTypeNestedCleaned::Flags & (HereditaryBits|FlagsLvalueBit)
54 typedef _MatrixType MatrixType;
56 typedef typename internal::traits<SelfAdjointView>::MatrixTypeNested MatrixTypeNested;
57 typedef typename internal::traits<SelfAdjointView>::MatrixTypeNestedCleaned MatrixTypeNestedCleaned;
58 typedef MatrixTypeNestedCleaned NestedExpression;
61 typedef typename internal::traits<SelfAdjointView>::Scalar
Scalar;
62 typedef typename MatrixType::StorageIndex StorageIndex;
63 typedef typename internal::remove_all<typename MatrixType::ConjugateReturnType>::type MatrixConjugateReturnType;
66 Mode = internal::traits<SelfAdjointView>::Mode,
67 Flags = internal::traits<SelfAdjointView>::Flags,
70 typedef typename MatrixType::PlainObject PlainObject;
75 EIGEN_STATIC_ASSERT(UpLo==
Lower || UpLo==
Upper,SELFADJOINTVIEW_ACCEPTS_UPPER_AND_LOWER_MODE_ONLY);
79 inline Index rows()
const {
return m_matrix.rows(); }
81 inline Index cols()
const {
return m_matrix.cols(); }
83 inline Index outerStride()
const {
return m_matrix.outerStride(); }
85 inline Index innerStride()
const {
return m_matrix.innerStride(); }
93 Base::check_coordinates_internal(row, col);
94 return m_matrix.coeff(row, col);
104 Base::check_coordinates_internal(row, col);
105 return m_matrix.coeffRef(row, col);
110 const MatrixTypeNestedCleaned& _expression()
const {
return m_matrix; }
113 const MatrixTypeNestedCleaned& nestedExpression()
const {
return m_matrix; }
115 MatrixTypeNestedCleaned& nestedExpression() {
return m_matrix; }
118 template<
typename OtherDerived>
120 const Product<SelfAdjointView,OtherDerived>
127 template<
typename OtherDerived>
friend
135 friend EIGEN_DEVICE_FUNC
139 return (s*mat.nestedExpression()).template selfadjointView<UpLo>();
152 template<
typename DerivedU,
typename DerivedV>
166 template<
typename DerivedU>
180 template<
unsigned int TriMode>
187 typename internal::conditional<(TriMode&(
Upper|
Lower))==(UpLo&(
Upper|
Lower)), MatrixType&,
typename MatrixType::ConstTransposeReturnType>::type tmp1(m_matrix);
188 typename internal::conditional<(TriMode&(
Upper|
Lower))==(UpLo&(
Upper|
Lower)), MatrixType&,
typename MatrixType::AdjointReturnType>::type tmp2(tmp1);
211 EIGEN_STATIC_ASSERT_LVALUE(MatrixType)
212 typename MatrixType::TransposeReturnType tmp(m_matrix);
230 typename MatrixType::ConstDiagonalReturnType
diagonal()
const
232 return typename MatrixType::ConstDiagonalReturnType(m_matrix);
253 MatrixTypeNested m_matrix;
271 template<
typename MatrixType,
unsigned int Mode>
274 typedef typename storage_kind_to_evaluator_kind<typename MatrixType::StorageKind>::Kind Kind;
275 typedef SelfAdjointShape Shape;
278 template<
int UpLo,
int SetOpposite,
typename DstEvaluatorTypeT,
typename SrcEvaluatorTypeT,
typename Functor,
int Version>
279 class triangular_dense_assignment_kernel<UpLo,
SelfAdjoint,SetOpposite,DstEvaluatorTypeT,SrcEvaluatorTypeT,Functor,Version>
280 :
public generic_dense_assignment_kernel<DstEvaluatorTypeT, SrcEvaluatorTypeT, Functor, Version>
283 typedef generic_dense_assignment_kernel<DstEvaluatorTypeT, SrcEvaluatorTypeT, Functor, Version> Base;
284 typedef typename Base::DstXprType DstXprType;
285 typedef typename Base::SrcXprType SrcXprType;
288 using Base::m_functor;
291 typedef typename Base::DstEvaluatorType DstEvaluatorType;
292 typedef typename Base::SrcEvaluatorType SrcEvaluatorType;
293 typedef typename Base::Scalar Scalar;
294 typedef typename Base::AssignmentTraits AssignmentTraits;
297 EIGEN_DEVICE_FUNC triangular_dense_assignment_kernel(DstEvaluatorType &dst,
const SrcEvaluatorType &src,
const Functor &func, DstXprType& dstExpr)
298 : Base(dst, src, func, dstExpr)
301 EIGEN_DEVICE_FUNC
void assignCoeff(
Index row,
Index col)
303 eigen_internal_assert(row!=col);
304 Scalar tmp = m_src.coeff(row,col);
305 m_functor.assignCoeff(m_dst.coeffRef(row,col), tmp);
306 m_functor.assignCoeff(m_dst.coeffRef(col,row), numext::conj(tmp));
309 EIGEN_DEVICE_FUNC
void assignDiagonalCoeff(
Index id)
311 Base::assignCoeff(
id,
id);
314 EIGEN_DEVICE_FUNC
void assignOppositeCoeff(
Index,
Index)
315 { eigen_internal_assert(
false &&
"should never be called"); }
325 template<
typename Derived>
326 template<
unsigned int UpLo>
327 typename MatrixBase<Derived>::template ConstSelfAdjointViewReturnType<UpLo>::Type
330 return typename ConstSelfAdjointViewReturnType<UpLo>::Type(derived());
342 template<
typename Derived>
343 template<
unsigned int UpLo>
347 return typename SelfAdjointViewReturnType<UpLo>::Type(derived());
352 #endif // EIGEN_SELFADJOINTMATRIX_H