Eigen  3.3.90 (mercurial changeset b6d3e557dd16)
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Assign.h
1 // This file is part of Eigen, a lightweight C++ template library
2 // for linear algebra.
3 //
4 // Copyright (C) 2007 Michael Olbrich <michael.olbrich@gmx.net>
5 // Copyright (C) 2006-2010 Benoit Jacob <jacob.benoit.1@gmail.com>
6 // Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
7 //
8 // This Source Code Form is subject to the terms of the Mozilla
9 // Public License v. 2.0. If a copy of the MPL was not distributed
10 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
11 
12 #ifndef EIGEN_ASSIGN_H
13 #define EIGEN_ASSIGN_H
14 
15 namespace Eigen {
16 
17 template<typename Derived>
18 template<typename OtherDerived>
19 EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Derived& DenseBase<Derived>
20  ::lazyAssign(const DenseBase<OtherDerived>& other)
21 {
22  enum{
23  SameType = internal::is_same<typename Derived::Scalar,typename OtherDerived::Scalar>::value
24  };
25 
26  EIGEN_STATIC_ASSERT_LVALUE(Derived)
27  EIGEN_STATIC_ASSERT_SAME_MATRIX_SIZE(Derived,OtherDerived)
28  EIGEN_STATIC_ASSERT(SameType,YOU_MIXED_DIFFERENT_NUMERIC_TYPES__YOU_NEED_TO_USE_THE_CAST_METHOD_OF_MATRIXBASE_TO_CAST_NUMERIC_TYPES_EXPLICITLY)
29 
30  eigen_assert(rows() == other.rows() && cols() == other.cols());
31  internal::call_assignment_no_alias(derived(),other.derived());
32 
33  return derived();
34 }
35 
36 template<typename Derived>
37 template<typename OtherDerived>
38 EIGEN_DEVICE_FUNC
39 EIGEN_STRONG_INLINE Derived& DenseBase<Derived>::operator=(const DenseBase<OtherDerived>& other)
40 {
41  internal::call_assignment(derived(), other.derived());
42  return derived();
43 }
44 
45 template<typename Derived>
46 EIGEN_DEVICE_FUNC
47 EIGEN_STRONG_INLINE Derived& DenseBase<Derived>::operator=(const DenseBase& other)
48 {
49  internal::call_assignment(derived(), other.derived());
50  return derived();
51 }
52 
53 template<typename Derived>
54 EIGEN_DEVICE_FUNC
55 EIGEN_STRONG_INLINE Derived& MatrixBase<Derived>::operator=(const MatrixBase& other)
56 {
57  internal::call_assignment(derived(), other.derived());
58  return derived();
59 }
60 
61 template<typename Derived>
62 template <typename OtherDerived>
63 EIGEN_DEVICE_FUNC
64 EIGEN_STRONG_INLINE Derived& MatrixBase<Derived>::operator=(const DenseBase<OtherDerived>& other)
65 {
66  internal::call_assignment(derived(), other.derived());
67  return derived();
68 }
69 
70 template<typename Derived>
71 template <typename OtherDerived>
72 EIGEN_DEVICE_FUNC
73 EIGEN_STRONG_INLINE Derived& MatrixBase<Derived>::operator=(const EigenBase<OtherDerived>& other)
74 {
75  internal::call_assignment(derived(), other.derived());
76  return derived();
77 }
78 
79 template<typename Derived>
80 template<typename OtherDerived>
81 EIGEN_DEVICE_FUNC
82 EIGEN_STRONG_INLINE Derived& MatrixBase<Derived>::operator=(const ReturnByValue<OtherDerived>& other)
83 {
84  other.derived().evalTo(derived());
85  return derived();
86 }
87 
88 } // end namespace Eigen
89 
90 #endif // EIGEN_ASSIGN_H
Derived & operator=(const DenseBase< OtherDerived > &other)
Definition: Assign.h:39
Derived & derived()
Definition: EigenBase.h:45
Base class for all dense matrices, vectors, and arrays.
Definition: DenseBase.h:41
Derived & operator=(const MatrixBase &other)
Definition: Assign.h:55
Base class for all dense matrices, vectors, and expressions.
Definition: MatrixBase.h:48