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// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2008-2010 Gael Guennebaud <gael.guennebaud@inria.fr>
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// Copyright (C) 2006-2010 Benoit Jacob <jacob.benoit.1@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla
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// Public License v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#ifndef EIGEN_PARSED_BY_DOXYGEN
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/** \internal expression type of a column */
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typedef Block<Derived, internal::traits<Derived>::RowsAtCompileTime, 1, !IsRowMajor> ColXpr;
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typedef const Block<const Derived, internal::traits<Derived>::RowsAtCompileTime, 1, !IsRowMajor> ConstColXpr;
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/** \internal expression type of a row */
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typedef Block<Derived, 1, internal::traits<Derived>::ColsAtCompileTime, IsRowMajor> RowXpr;
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typedef const Block<const Derived, 1, internal::traits<Derived>::ColsAtCompileTime, IsRowMajor> ConstRowXpr;
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/** \internal expression type of a block of whole columns */
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typedef Block<Derived, internal::traits<Derived>::RowsAtCompileTime, Dynamic, !IsRowMajor> ColsBlockXpr;
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typedef const Block<const Derived, internal::traits<Derived>::RowsAtCompileTime, Dynamic, !IsRowMajor> ConstColsBlockXpr;
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/** \internal expression type of a block of whole rows */
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typedef Block<Derived, Dynamic, internal::traits<Derived>::ColsAtCompileTime, IsRowMajor> RowsBlockXpr;
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typedef const Block<const Derived, Dynamic, internal::traits<Derived>::ColsAtCompileTime, IsRowMajor> ConstRowsBlockXpr;
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/** \internal expression type of a block of whole columns */
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template<int N> struct NColsBlockXpr { typedef Block<Derived, internal::traits<Derived>::RowsAtCompileTime, N, !IsRowMajor> Type; };
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template<int N> struct ConstNColsBlockXpr { typedef const Block<const Derived, internal::traits<Derived>::RowsAtCompileTime, N, !IsRowMajor> Type; };
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/** \internal expression type of a block of whole rows */
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template<int N> struct NRowsBlockXpr { typedef Block<Derived, N, internal::traits<Derived>::ColsAtCompileTime, IsRowMajor> Type; };
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template<int N> struct ConstNRowsBlockXpr { typedef const Block<const Derived, N, internal::traits<Derived>::ColsAtCompileTime, IsRowMajor> Type; };
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typedef VectorBlock<Derived> SegmentReturnType;
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typedef const VectorBlock<const Derived> ConstSegmentReturnType;
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template<int Size> struct FixedSegmentReturnType { typedef VectorBlock<Derived, Size> Type; };
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template<int Size> struct ConstFixedSegmentReturnType { typedef const VectorBlock<const Derived, Size> Type; };
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#endif // not EIGEN_PARSED_BY_DOXYGEN
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/** \returns a dynamic-size expression of a block in *this.
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*
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* \param startRow the first row in the block
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* \param startCol the first column in the block
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* \param blockRows the number of rows in the block
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* \param blockCols the number of columns in the block
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*
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* Example: \include MatrixBase_block_int_int_int_int.cpp
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* Output: \verbinclude MatrixBase_block_int_int_int_int.out
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*
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* \note Even though the returned expression has dynamic size, in the case
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* when it is applied to a fixed-size matrix, it inherits a fixed maximal size,
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* which means that evaluating it does not cause a dynamic memory allocation.
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*
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* \sa class Block, block(Index,Index)
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*/
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inline Block<Derived> block(Index startRow, Index startCol, Index blockRows, Index blockCols)
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{
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return Block<Derived>(derived(), startRow, startCol, blockRows, blockCols);
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}
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/** This is the const version of block(Index,Index,Index,Index). */
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inline const Block<const Derived> block(Index startRow, Index startCol, Index blockRows, Index blockCols) const
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{
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return Block<const Derived>(derived(), startRow, startCol, blockRows, blockCols);
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}
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/** \returns a dynamic-size expression of a top-right corner of *this.
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*
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* \param cRows the number of rows in the corner
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* \param cCols the number of columns in the corner
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*
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* Example: \include MatrixBase_topRightCorner_int_int.cpp
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* Output: \verbinclude MatrixBase_topRightCorner_int_int.out
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*
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* \sa class Block, block(Index,Index,Index,Index)
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*/
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inline Block<Derived> topRightCorner(Index cRows, Index cCols)
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{
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return Block<Derived>(derived(), 0, cols() - cCols, cRows, cCols);
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}
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/** This is the const version of topRightCorner(Index, Index).*/
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inline const Block<const Derived> topRightCorner(Index cRows, Index cCols) const
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{
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return Block<const Derived>(derived(), 0, cols() - cCols, cRows, cCols);
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}
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/** \returns an expression of a fixed-size top-right corner of *this.
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*
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* \tparam CRows the number of rows in the corner
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* \tparam CCols the number of columns in the corner
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*
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* Example: \include MatrixBase_template_int_int_topRightCorner.cpp
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* Output: \verbinclude MatrixBase_template_int_int_topRightCorner.out
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*
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* \sa class Block, block<int,int>(Index,Index)
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*/
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template<int CRows, int CCols>
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inline Block<Derived, CRows, CCols> topRightCorner()
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{
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return Block<Derived, CRows, CCols>(derived(), 0, cols() - CCols);
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}
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/** This is the const version of topRightCorner<int, int>().*/
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template<int CRows, int CCols>
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inline const Block<const Derived, CRows, CCols> topRightCorner() const
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{
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return Block<const Derived, CRows, CCols>(derived(), 0, cols() - CCols);
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}
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/** \returns an expression of a top-right corner of *this.
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*
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* \tparam CRows number of rows in corner as specified at compile-time
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* \tparam CCols number of columns in corner as specified at compile-time
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* \param cRows number of rows in corner as specified at run-time
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* \param cCols number of columns in corner as specified at run-time
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*
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* This function is mainly useful for corners where the number of rows is specified at compile-time
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* and the number of columns is specified at run-time, or vice versa. The compile-time and run-time
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* information should not contradict. In other words, \a cRows should equal \a CRows unless
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* \a CRows is \a Dynamic, and the same for the number of columns.
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*
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* Example: \include MatrixBase_template_int_int_topRightCorner_int_int.cpp
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* Output: \verbinclude MatrixBase_template_int_int_topRightCorner_int_int.out
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*
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* \sa class Block
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*/
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template<int CRows, int CCols>
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inline Block<Derived, CRows, CCols> topRightCorner(Index cRows, Index cCols)
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{
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return Block<Derived, CRows, CCols>(derived(), 0, cols() - cCols, cRows, cCols);
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}
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/** This is the const version of topRightCorner<int, int>(Index, Index).*/
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template<int CRows, int CCols>
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inline const Block<const Derived, CRows, CCols> topRightCorner(Index cRows, Index cCols) const
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{
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return Block<const Derived, CRows, CCols>(derived(), 0, cols() - cCols, cRows, cCols);
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}
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/** \returns a dynamic-size expression of a top-left corner of *this.
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*
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* \param cRows the number of rows in the corner
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* \param cCols the number of columns in the corner
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*
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* Example: \include MatrixBase_topLeftCorner_int_int.cpp
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* Output: \verbinclude MatrixBase_topLeftCorner_int_int.out
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*
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* \sa class Block, block(Index,Index,Index,Index)
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*/
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inline Block<Derived> topLeftCorner(Index cRows, Index cCols)
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{
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return Block<Derived>(derived(), 0, 0, cRows, cCols);
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}
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/** This is the const version of topLeftCorner(Index, Index).*/
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inline const Block<const Derived> topLeftCorner(Index cRows, Index cCols) const
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{
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return Block<const Derived>(derived(), 0, 0, cRows, cCols);
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}
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/** \returns an expression of a fixed-size top-left corner of *this.
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*
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* The template parameters CRows and CCols are the number of rows and columns in the corner.
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*
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* Example: \include MatrixBase_template_int_int_topLeftCorner.cpp
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* Output: \verbinclude MatrixBase_template_int_int_topLeftCorner.out
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*
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* \sa class Block, block(Index,Index,Index,Index)
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*/
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template<int CRows, int CCols>
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inline Block<Derived, CRows, CCols> topLeftCorner()
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{
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return Block<Derived, CRows, CCols>(derived(), 0, 0);
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}
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/** This is the const version of topLeftCorner<int, int>().*/
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template<int CRows, int CCols>
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inline const Block<const Derived, CRows, CCols> topLeftCorner() const
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{
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return Block<const Derived, CRows, CCols>(derived(), 0, 0);
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}
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/** \returns an expression of a top-left corner of *this.
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*
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* \tparam CRows number of rows in corner as specified at compile-time
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* \tparam CCols number of columns in corner as specified at compile-time
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* \param cRows number of rows in corner as specified at run-time
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* \param cCols number of columns in corner as specified at run-time
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*
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* This function is mainly useful for corners where the number of rows is specified at compile-time
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* and the number of columns is specified at run-time, or vice versa. The compile-time and run-time
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* information should not contradict. In other words, \a cRows should equal \a CRows unless
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* \a CRows is \a Dynamic, and the same for the number of columns.
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*
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* Example: \include MatrixBase_template_int_int_topLeftCorner_int_int.cpp
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* Output: \verbinclude MatrixBase_template_int_int_topLeftCorner_int_int.out
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*
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* \sa class Block
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*/
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template<int CRows, int CCols>
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inline Block<Derived, CRows, CCols> topLeftCorner(Index cRows, Index cCols)
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{
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return Block<Derived, CRows, CCols>(derived(), 0, 0, cRows, cCols);
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}
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/** This is the const version of topLeftCorner<int, int>(Index, Index).*/
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template<int CRows, int CCols>
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inline const Block<const Derived, CRows, CCols> topLeftCorner(Index cRows, Index cCols) const
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{
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return Block<const Derived, CRows, CCols>(derived(), 0, 0, cRows, cCols);
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}
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/** \returns a dynamic-size expression of a bottom-right corner of *this.
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*
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* \param cRows the number of rows in the corner
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* \param cCols the number of columns in the corner
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*
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* Example: \include MatrixBase_bottomRightCorner_int_int.cpp
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* Output: \verbinclude MatrixBase_bottomRightCorner_int_int.out
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|
*
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* \sa class Block, block(Index,Index,Index,Index)
|
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|
*/
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|
inline Block<Derived> bottomRightCorner(Index cRows, Index cCols)
|
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|
{
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return Block<Derived>(derived(), rows() - cRows, cols() - cCols, cRows, cCols);
|
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|
}
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|
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|
/** This is the const version of bottomRightCorner(Index, Index).*/
|
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inline const Block<const Derived> bottomRightCorner(Index cRows, Index cCols) const
|
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|
{
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return Block<const Derived>(derived(), rows() - cRows, cols() - cCols, cRows, cCols);
|
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|
}
|
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|
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|
/** \returns an expression of a fixed-size bottom-right corner of *this.
|
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243
|
*
|
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|
* The template parameters CRows and CCols are the number of rows and columns in the corner.
|
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|
*
|
| ykuroda |
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|
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|
* Example: \include MatrixBase_template_int_int_bottomRightCorner.cpp
|
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|
247
|
* Output: \verbinclude MatrixBase_template_int_int_bottomRightCorner.out
|
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|
248
|
*
|
| ykuroda |
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|
249
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
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|
250
|
*/
|
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251
|
template<int CRows, int CCols>
|
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|
252
|
inline Block<Derived, CRows, CCols> bottomRightCorner()
|
| ykuroda |
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|
253
|
{
|
| ykuroda |
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|
254
|
return Block<Derived, CRows, CCols>(derived(), rows() - CRows, cols() - CCols);
|
| ykuroda |
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|
255
|
}
|
| ykuroda |
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|
256
|
|
| ykuroda |
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|
257
|
/** This is the const version of bottomRightCorner<int, int>().*/
|
| ykuroda |
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|
258
|
template<int CRows, int CCols>
|
| ykuroda |
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|
259
|
inline const Block<const Derived, CRows, CCols> bottomRightCorner() const
|
| ykuroda |
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|
260
|
{
|
| ykuroda |
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|
261
|
return Block<const Derived, CRows, CCols>(derived(), rows() - CRows, cols() - CCols);
|
| ykuroda |
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|
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|
}
|
| ykuroda |
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|
263
|
|
| ykuroda |
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|
264
|
/** \returns an expression of a bottom-right corner of *this.
|
| ykuroda |
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|
265
|
*
|
| ykuroda |
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|
266
|
* \tparam CRows number of rows in corner as specified at compile-time
|
| ykuroda |
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|
267
|
* \tparam CCols number of columns in corner as specified at compile-time
|
| ykuroda |
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|
268
|
* \param cRows number of rows in corner as specified at run-time
|
| ykuroda |
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|
269
|
* \param cCols number of columns in corner as specified at run-time
|
| ykuroda |
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|
270
|
*
|
| ykuroda |
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|
271
|
* This function is mainly useful for corners where the number of rows is specified at compile-time
|
| ykuroda |
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|
272
|
* and the number of columns is specified at run-time, or vice versa. The compile-time and run-time
|
| ykuroda |
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|
273
|
* information should not contradict. In other words, \a cRows should equal \a CRows unless
|
| ykuroda |
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|
274
|
* \a CRows is \a Dynamic, and the same for the number of columns.
|
| ykuroda |
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|
275
|
*
|
| ykuroda |
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|
276
|
* Example: \include MatrixBase_template_int_int_bottomRightCorner_int_int.cpp
|
| ykuroda |
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|
277
|
* Output: \verbinclude MatrixBase_template_int_int_bottomRightCorner_int_int.out
|
| ykuroda |
0:13a5d365ba16
|
278
|
*
|
| ykuroda |
0:13a5d365ba16
|
279
|
* \sa class Block
|
| ykuroda |
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|
280
|
*/
|
| ykuroda |
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|
281
|
template<int CRows, int CCols>
|
| ykuroda |
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|
282
|
inline Block<Derived, CRows, CCols> bottomRightCorner(Index cRows, Index cCols)
|
| ykuroda |
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|
283
|
{
|
| ykuroda |
0:13a5d365ba16
|
284
|
return Block<Derived, CRows, CCols>(derived(), rows() - cRows, cols() - cCols, cRows, cCols);
|
| ykuroda |
0:13a5d365ba16
|
285
|
}
|
| ykuroda |
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|
286
|
|
| ykuroda |
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|
287
|
/** This is the const version of bottomRightCorner<int, int>(Index, Index).*/
|
| ykuroda |
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|
288
|
template<int CRows, int CCols>
|
| ykuroda |
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|
289
|
inline const Block<const Derived, CRows, CCols> bottomRightCorner(Index cRows, Index cCols) const
|
| ykuroda |
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|
290
|
{
|
| ykuroda |
0:13a5d365ba16
|
291
|
return Block<const Derived, CRows, CCols>(derived(), rows() - cRows, cols() - cCols, cRows, cCols);
|
| ykuroda |
0:13a5d365ba16
|
292
|
}
|
| ykuroda |
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|
293
|
|
| ykuroda |
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|
294
|
|
| ykuroda |
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|
295
|
|
| ykuroda |
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|
296
|
/** \returns a dynamic-size expression of a bottom-left corner of *this.
|
| ykuroda |
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|
297
|
*
|
| ykuroda |
0:13a5d365ba16
|
298
|
* \param cRows the number of rows in the corner
|
| ykuroda |
0:13a5d365ba16
|
299
|
* \param cCols the number of columns in the corner
|
| ykuroda |
0:13a5d365ba16
|
300
|
*
|
| ykuroda |
0:13a5d365ba16
|
301
|
* Example: \include MatrixBase_bottomLeftCorner_int_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
302
|
* Output: \verbinclude MatrixBase_bottomLeftCorner_int_int.out
|
| ykuroda |
0:13a5d365ba16
|
303
|
*
|
| ykuroda |
0:13a5d365ba16
|
304
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
305
|
*/
|
| ykuroda |
0:13a5d365ba16
|
306
|
inline Block<Derived> bottomLeftCorner(Index cRows, Index cCols)
|
| ykuroda |
0:13a5d365ba16
|
307
|
{
|
| ykuroda |
0:13a5d365ba16
|
308
|
return Block<Derived>(derived(), rows() - cRows, 0, cRows, cCols);
|
| ykuroda |
0:13a5d365ba16
|
309
|
}
|
| ykuroda |
0:13a5d365ba16
|
310
|
|
| ykuroda |
0:13a5d365ba16
|
311
|
/** This is the const version of bottomLeftCorner(Index, Index).*/
|
| ykuroda |
0:13a5d365ba16
|
312
|
inline const Block<const Derived> bottomLeftCorner(Index cRows, Index cCols) const
|
| ykuroda |
0:13a5d365ba16
|
313
|
{
|
| ykuroda |
0:13a5d365ba16
|
314
|
return Block<const Derived>(derived(), rows() - cRows, 0, cRows, cCols);
|
| ykuroda |
0:13a5d365ba16
|
315
|
}
|
| ykuroda |
0:13a5d365ba16
|
316
|
|
| ykuroda |
0:13a5d365ba16
|
317
|
/** \returns an expression of a fixed-size bottom-left corner of *this.
|
| ykuroda |
0:13a5d365ba16
|
318
|
*
|
| ykuroda |
0:13a5d365ba16
|
319
|
* The template parameters CRows and CCols are the number of rows and columns in the corner.
|
| ykuroda |
0:13a5d365ba16
|
320
|
*
|
| ykuroda |
0:13a5d365ba16
|
321
|
* Example: \include MatrixBase_template_int_int_bottomLeftCorner.cpp
|
| ykuroda |
0:13a5d365ba16
|
322
|
* Output: \verbinclude MatrixBase_template_int_int_bottomLeftCorner.out
|
| ykuroda |
0:13a5d365ba16
|
323
|
*
|
| ykuroda |
0:13a5d365ba16
|
324
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
325
|
*/
|
| ykuroda |
0:13a5d365ba16
|
326
|
template<int CRows, int CCols>
|
| ykuroda |
0:13a5d365ba16
|
327
|
inline Block<Derived, CRows, CCols> bottomLeftCorner()
|
| ykuroda |
0:13a5d365ba16
|
328
|
{
|
| ykuroda |
0:13a5d365ba16
|
329
|
return Block<Derived, CRows, CCols>(derived(), rows() - CRows, 0);
|
| ykuroda |
0:13a5d365ba16
|
330
|
}
|
| ykuroda |
0:13a5d365ba16
|
331
|
|
| ykuroda |
0:13a5d365ba16
|
332
|
/** This is the const version of bottomLeftCorner<int, int>().*/
|
| ykuroda |
0:13a5d365ba16
|
333
|
template<int CRows, int CCols>
|
| ykuroda |
0:13a5d365ba16
|
334
|
inline const Block<const Derived, CRows, CCols> bottomLeftCorner() const
|
| ykuroda |
0:13a5d365ba16
|
335
|
{
|
| ykuroda |
0:13a5d365ba16
|
336
|
return Block<const Derived, CRows, CCols>(derived(), rows() - CRows, 0);
|
| ykuroda |
0:13a5d365ba16
|
337
|
}
|
| ykuroda |
0:13a5d365ba16
|
338
|
|
| ykuroda |
0:13a5d365ba16
|
339
|
/** \returns an expression of a bottom-left corner of *this.
|
| ykuroda |
0:13a5d365ba16
|
340
|
*
|
| ykuroda |
0:13a5d365ba16
|
341
|
* \tparam CRows number of rows in corner as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
342
|
* \tparam CCols number of columns in corner as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
343
|
* \param cRows number of rows in corner as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
344
|
* \param cCols number of columns in corner as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
345
|
*
|
| ykuroda |
0:13a5d365ba16
|
346
|
* This function is mainly useful for corners where the number of rows is specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
347
|
* and the number of columns is specified at run-time, or vice versa. The compile-time and run-time
|
| ykuroda |
0:13a5d365ba16
|
348
|
* information should not contradict. In other words, \a cRows should equal \a CRows unless
|
| ykuroda |
0:13a5d365ba16
|
349
|
* \a CRows is \a Dynamic, and the same for the number of columns.
|
| ykuroda |
0:13a5d365ba16
|
350
|
*
|
| ykuroda |
0:13a5d365ba16
|
351
|
* Example: \include MatrixBase_template_int_int_bottomLeftCorner_int_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
352
|
* Output: \verbinclude MatrixBase_template_int_int_bottomLeftCorner_int_int.out
|
| ykuroda |
0:13a5d365ba16
|
353
|
*
|
| ykuroda |
0:13a5d365ba16
|
354
|
* \sa class Block
|
| ykuroda |
0:13a5d365ba16
|
355
|
*/
|
| ykuroda |
0:13a5d365ba16
|
356
|
template<int CRows, int CCols>
|
| ykuroda |
0:13a5d365ba16
|
357
|
inline Block<Derived, CRows, CCols> bottomLeftCorner(Index cRows, Index cCols)
|
| ykuroda |
0:13a5d365ba16
|
358
|
{
|
| ykuroda |
0:13a5d365ba16
|
359
|
return Block<Derived, CRows, CCols>(derived(), rows() - cRows, 0, cRows, cCols);
|
| ykuroda |
0:13a5d365ba16
|
360
|
}
|
| ykuroda |
0:13a5d365ba16
|
361
|
|
| ykuroda |
0:13a5d365ba16
|
362
|
/** This is the const version of bottomLeftCorner<int, int>(Index, Index).*/
|
| ykuroda |
0:13a5d365ba16
|
363
|
template<int CRows, int CCols>
|
| ykuroda |
0:13a5d365ba16
|
364
|
inline const Block<const Derived, CRows, CCols> bottomLeftCorner(Index cRows, Index cCols) const
|
| ykuroda |
0:13a5d365ba16
|
365
|
{
|
| ykuroda |
0:13a5d365ba16
|
366
|
return Block<const Derived, CRows, CCols>(derived(), rows() - cRows, 0, cRows, cCols);
|
| ykuroda |
0:13a5d365ba16
|
367
|
}
|
| ykuroda |
0:13a5d365ba16
|
368
|
|
| ykuroda |
0:13a5d365ba16
|
369
|
|
| ykuroda |
0:13a5d365ba16
|
370
|
|
| ykuroda |
0:13a5d365ba16
|
371
|
/** \returns a block consisting of the top rows of *this.
|
| ykuroda |
0:13a5d365ba16
|
372
|
*
|
| ykuroda |
0:13a5d365ba16
|
373
|
* \param n the number of rows in the block
|
| ykuroda |
0:13a5d365ba16
|
374
|
*
|
| ykuroda |
0:13a5d365ba16
|
375
|
* Example: \include MatrixBase_topRows_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
376
|
* Output: \verbinclude MatrixBase_topRows_int.out
|
| ykuroda |
0:13a5d365ba16
|
377
|
*
|
| ykuroda |
0:13a5d365ba16
|
378
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
379
|
*/
|
| ykuroda |
0:13a5d365ba16
|
380
|
inline RowsBlockXpr topRows(Index n)
|
| ykuroda |
0:13a5d365ba16
|
381
|
{
|
| ykuroda |
0:13a5d365ba16
|
382
|
return RowsBlockXpr(derived(), 0, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
383
|
}
|
| ykuroda |
0:13a5d365ba16
|
384
|
|
| ykuroda |
0:13a5d365ba16
|
385
|
/** This is the const version of topRows(Index).*/
|
| ykuroda |
0:13a5d365ba16
|
386
|
inline ConstRowsBlockXpr topRows(Index n) const
|
| ykuroda |
0:13a5d365ba16
|
387
|
{
|
| ykuroda |
0:13a5d365ba16
|
388
|
return ConstRowsBlockXpr(derived(), 0, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
389
|
}
|
| ykuroda |
0:13a5d365ba16
|
390
|
|
| ykuroda |
0:13a5d365ba16
|
391
|
/** \returns a block consisting of the top rows of *this.
|
| ykuroda |
0:13a5d365ba16
|
392
|
*
|
| ykuroda |
0:13a5d365ba16
|
393
|
* \tparam N the number of rows in the block as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
394
|
* \param n the number of rows in the block as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
395
|
*
|
| ykuroda |
0:13a5d365ba16
|
396
|
* The compile-time and run-time information should not contradict. In other words,
|
| ykuroda |
0:13a5d365ba16
|
397
|
* \a n should equal \a N unless \a N is \a Dynamic.
|
| ykuroda |
0:13a5d365ba16
|
398
|
*
|
| ykuroda |
0:13a5d365ba16
|
399
|
* Example: \include MatrixBase_template_int_topRows.cpp
|
| ykuroda |
0:13a5d365ba16
|
400
|
* Output: \verbinclude MatrixBase_template_int_topRows.out
|
| ykuroda |
0:13a5d365ba16
|
401
|
*
|
| ykuroda |
0:13a5d365ba16
|
402
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
403
|
*/
|
| ykuroda |
0:13a5d365ba16
|
404
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
405
|
inline typename NRowsBlockXpr<N>::Type topRows(Index n = N)
|
| ykuroda |
0:13a5d365ba16
|
406
|
{
|
| ykuroda |
0:13a5d365ba16
|
407
|
return typename NRowsBlockXpr<N>::Type(derived(), 0, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
408
|
}
|
| ykuroda |
0:13a5d365ba16
|
409
|
|
| ykuroda |
0:13a5d365ba16
|
410
|
/** This is the const version of topRows<int>().*/
|
| ykuroda |
0:13a5d365ba16
|
411
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
412
|
inline typename ConstNRowsBlockXpr<N>::Type topRows(Index n = N) const
|
| ykuroda |
0:13a5d365ba16
|
413
|
{
|
| ykuroda |
0:13a5d365ba16
|
414
|
return typename ConstNRowsBlockXpr<N>::Type(derived(), 0, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
415
|
}
|
| ykuroda |
0:13a5d365ba16
|
416
|
|
| ykuroda |
0:13a5d365ba16
|
417
|
|
| ykuroda |
0:13a5d365ba16
|
418
|
|
| ykuroda |
0:13a5d365ba16
|
419
|
/** \returns a block consisting of the bottom rows of *this.
|
| ykuroda |
0:13a5d365ba16
|
420
|
*
|
| ykuroda |
0:13a5d365ba16
|
421
|
* \param n the number of rows in the block
|
| ykuroda |
0:13a5d365ba16
|
422
|
*
|
| ykuroda |
0:13a5d365ba16
|
423
|
* Example: \include MatrixBase_bottomRows_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
424
|
* Output: \verbinclude MatrixBase_bottomRows_int.out
|
| ykuroda |
0:13a5d365ba16
|
425
|
*
|
| ykuroda |
0:13a5d365ba16
|
426
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
427
|
*/
|
| ykuroda |
0:13a5d365ba16
|
428
|
inline RowsBlockXpr bottomRows(Index n)
|
| ykuroda |
0:13a5d365ba16
|
429
|
{
|
| ykuroda |
0:13a5d365ba16
|
430
|
return RowsBlockXpr(derived(), rows() - n, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
431
|
}
|
| ykuroda |
0:13a5d365ba16
|
432
|
|
| ykuroda |
0:13a5d365ba16
|
433
|
/** This is the const version of bottomRows(Index).*/
|
| ykuroda |
0:13a5d365ba16
|
434
|
inline ConstRowsBlockXpr bottomRows(Index n) const
|
| ykuroda |
0:13a5d365ba16
|
435
|
{
|
| ykuroda |
0:13a5d365ba16
|
436
|
return ConstRowsBlockXpr(derived(), rows() - n, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
437
|
}
|
| ykuroda |
0:13a5d365ba16
|
438
|
|
| ykuroda |
0:13a5d365ba16
|
439
|
/** \returns a block consisting of the bottom rows of *this.
|
| ykuroda |
0:13a5d365ba16
|
440
|
*
|
| ykuroda |
0:13a5d365ba16
|
441
|
* \tparam N the number of rows in the block as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
442
|
* \param n the number of rows in the block as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
443
|
*
|
| ykuroda |
0:13a5d365ba16
|
444
|
* The compile-time and run-time information should not contradict. In other words,
|
| ykuroda |
0:13a5d365ba16
|
445
|
* \a n should equal \a N unless \a N is \a Dynamic.
|
| ykuroda |
0:13a5d365ba16
|
446
|
*
|
| ykuroda |
0:13a5d365ba16
|
447
|
* Example: \include MatrixBase_template_int_bottomRows.cpp
|
| ykuroda |
0:13a5d365ba16
|
448
|
* Output: \verbinclude MatrixBase_template_int_bottomRows.out
|
| ykuroda |
0:13a5d365ba16
|
449
|
*
|
| ykuroda |
0:13a5d365ba16
|
450
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
451
|
*/
|
| ykuroda |
0:13a5d365ba16
|
452
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
453
|
inline typename NRowsBlockXpr<N>::Type bottomRows(Index n = N)
|
| ykuroda |
0:13a5d365ba16
|
454
|
{
|
| ykuroda |
0:13a5d365ba16
|
455
|
return typename NRowsBlockXpr<N>::Type(derived(), rows() - n, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
456
|
}
|
| ykuroda |
0:13a5d365ba16
|
457
|
|
| ykuroda |
0:13a5d365ba16
|
458
|
/** This is the const version of bottomRows<int>().*/
|
| ykuroda |
0:13a5d365ba16
|
459
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
460
|
inline typename ConstNRowsBlockXpr<N>::Type bottomRows(Index n = N) const
|
| ykuroda |
0:13a5d365ba16
|
461
|
{
|
| ykuroda |
0:13a5d365ba16
|
462
|
return typename ConstNRowsBlockXpr<N>::Type(derived(), rows() - n, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
463
|
}
|
| ykuroda |
0:13a5d365ba16
|
464
|
|
| ykuroda |
0:13a5d365ba16
|
465
|
|
| ykuroda |
0:13a5d365ba16
|
466
|
|
| ykuroda |
0:13a5d365ba16
|
467
|
/** \returns a block consisting of a range of rows of *this.
|
| ykuroda |
0:13a5d365ba16
|
468
|
*
|
| ykuroda |
0:13a5d365ba16
|
469
|
* \param startRow the index of the first row in the block
|
| ykuroda |
0:13a5d365ba16
|
470
|
* \param n the number of rows in the block
|
| ykuroda |
0:13a5d365ba16
|
471
|
*
|
| ykuroda |
0:13a5d365ba16
|
472
|
* Example: \include DenseBase_middleRows_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
473
|
* Output: \verbinclude DenseBase_middleRows_int.out
|
| ykuroda |
0:13a5d365ba16
|
474
|
*
|
| ykuroda |
0:13a5d365ba16
|
475
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
476
|
*/
|
| ykuroda |
0:13a5d365ba16
|
477
|
inline RowsBlockXpr middleRows(Index startRow, Index n)
|
| ykuroda |
0:13a5d365ba16
|
478
|
{
|
| ykuroda |
0:13a5d365ba16
|
479
|
return RowsBlockXpr(derived(), startRow, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
480
|
}
|
| ykuroda |
0:13a5d365ba16
|
481
|
|
| ykuroda |
0:13a5d365ba16
|
482
|
/** This is the const version of middleRows(Index,Index).*/
|
| ykuroda |
0:13a5d365ba16
|
483
|
inline ConstRowsBlockXpr middleRows(Index startRow, Index n) const
|
| ykuroda |
0:13a5d365ba16
|
484
|
{
|
| ykuroda |
0:13a5d365ba16
|
485
|
return ConstRowsBlockXpr(derived(), startRow, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
486
|
}
|
| ykuroda |
0:13a5d365ba16
|
487
|
|
| ykuroda |
0:13a5d365ba16
|
488
|
/** \returns a block consisting of a range of rows of *this.
|
| ykuroda |
0:13a5d365ba16
|
489
|
*
|
| ykuroda |
0:13a5d365ba16
|
490
|
* \tparam N the number of rows in the block as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
491
|
* \param startRow the index of the first row in the block
|
| ykuroda |
0:13a5d365ba16
|
492
|
* \param n the number of rows in the block as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
493
|
*
|
| ykuroda |
0:13a5d365ba16
|
494
|
* The compile-time and run-time information should not contradict. In other words,
|
| ykuroda |
0:13a5d365ba16
|
495
|
* \a n should equal \a N unless \a N is \a Dynamic.
|
| ykuroda |
0:13a5d365ba16
|
496
|
*
|
| ykuroda |
0:13a5d365ba16
|
497
|
* Example: \include DenseBase_template_int_middleRows.cpp
|
| ykuroda |
0:13a5d365ba16
|
498
|
* Output: \verbinclude DenseBase_template_int_middleRows.out
|
| ykuroda |
0:13a5d365ba16
|
499
|
*
|
| ykuroda |
0:13a5d365ba16
|
500
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
501
|
*/
|
| ykuroda |
0:13a5d365ba16
|
502
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
503
|
inline typename NRowsBlockXpr<N>::Type middleRows(Index startRow, Index n = N)
|
| ykuroda |
0:13a5d365ba16
|
504
|
{
|
| ykuroda |
0:13a5d365ba16
|
505
|
return typename NRowsBlockXpr<N>::Type(derived(), startRow, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
506
|
}
|
| ykuroda |
0:13a5d365ba16
|
507
|
|
| ykuroda |
0:13a5d365ba16
|
508
|
/** This is the const version of middleRows<int>().*/
|
| ykuroda |
0:13a5d365ba16
|
509
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
510
|
inline typename ConstNRowsBlockXpr<N>::Type middleRows(Index startRow, Index n = N) const
|
| ykuroda |
0:13a5d365ba16
|
511
|
{
|
| ykuroda |
0:13a5d365ba16
|
512
|
return typename ConstNRowsBlockXpr<N>::Type(derived(), startRow, 0, n, cols());
|
| ykuroda |
0:13a5d365ba16
|
513
|
}
|
| ykuroda |
0:13a5d365ba16
|
514
|
|
| ykuroda |
0:13a5d365ba16
|
515
|
|
| ykuroda |
0:13a5d365ba16
|
516
|
|
| ykuroda |
0:13a5d365ba16
|
517
|
/** \returns a block consisting of the left columns of *this.
|
| ykuroda |
0:13a5d365ba16
|
518
|
*
|
| ykuroda |
0:13a5d365ba16
|
519
|
* \param n the number of columns in the block
|
| ykuroda |
0:13a5d365ba16
|
520
|
*
|
| ykuroda |
0:13a5d365ba16
|
521
|
* Example: \include MatrixBase_leftCols_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
522
|
* Output: \verbinclude MatrixBase_leftCols_int.out
|
| ykuroda |
0:13a5d365ba16
|
523
|
*
|
| ykuroda |
0:13a5d365ba16
|
524
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
525
|
*/
|
| ykuroda |
0:13a5d365ba16
|
526
|
inline ColsBlockXpr leftCols(Index n)
|
| ykuroda |
0:13a5d365ba16
|
527
|
{
|
| ykuroda |
0:13a5d365ba16
|
528
|
return ColsBlockXpr(derived(), 0, 0, rows(), n);
|
| ykuroda |
0:13a5d365ba16
|
529
|
}
|
| ykuroda |
0:13a5d365ba16
|
530
|
|
| ykuroda |
0:13a5d365ba16
|
531
|
/** This is the const version of leftCols(Index).*/
|
| ykuroda |
0:13a5d365ba16
|
532
|
inline ConstColsBlockXpr leftCols(Index n) const
|
| ykuroda |
0:13a5d365ba16
|
533
|
{
|
| ykuroda |
0:13a5d365ba16
|
534
|
return ConstColsBlockXpr(derived(), 0, 0, rows(), n);
|
| ykuroda |
0:13a5d365ba16
|
535
|
}
|
| ykuroda |
0:13a5d365ba16
|
536
|
|
| ykuroda |
0:13a5d365ba16
|
537
|
/** \returns a block consisting of the left columns of *this.
|
| ykuroda |
0:13a5d365ba16
|
538
|
*
|
| ykuroda |
0:13a5d365ba16
|
539
|
* \tparam N the number of columns in the block as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
540
|
* \param n the number of columns in the block as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
541
|
*
|
| ykuroda |
0:13a5d365ba16
|
542
|
* The compile-time and run-time information should not contradict. In other words,
|
| ykuroda |
0:13a5d365ba16
|
543
|
* \a n should equal \a N unless \a N is \a Dynamic.
|
| ykuroda |
0:13a5d365ba16
|
544
|
*
|
| ykuroda |
0:13a5d365ba16
|
545
|
* Example: \include MatrixBase_template_int_leftCols.cpp
|
| ykuroda |
0:13a5d365ba16
|
546
|
* Output: \verbinclude MatrixBase_template_int_leftCols.out
|
| ykuroda |
0:13a5d365ba16
|
547
|
*
|
| ykuroda |
0:13a5d365ba16
|
548
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
549
|
*/
|
| ykuroda |
0:13a5d365ba16
|
550
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
551
|
inline typename NColsBlockXpr<N>::Type leftCols(Index n = N)
|
| ykuroda |
0:13a5d365ba16
|
552
|
{
|
| ykuroda |
0:13a5d365ba16
|
553
|
return typename NColsBlockXpr<N>::Type(derived(), 0, 0, rows(), n);
|
| ykuroda |
0:13a5d365ba16
|
554
|
}
|
| ykuroda |
0:13a5d365ba16
|
555
|
|
| ykuroda |
0:13a5d365ba16
|
556
|
/** This is the const version of leftCols<int>().*/
|
| ykuroda |
0:13a5d365ba16
|
557
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
558
|
inline typename ConstNColsBlockXpr<N>::Type leftCols(Index n = N) const
|
| ykuroda |
0:13a5d365ba16
|
559
|
{
|
| ykuroda |
0:13a5d365ba16
|
560
|
return typename ConstNColsBlockXpr<N>::Type(derived(), 0, 0, rows(), n);
|
| ykuroda |
0:13a5d365ba16
|
561
|
}
|
| ykuroda |
0:13a5d365ba16
|
562
|
|
| ykuroda |
0:13a5d365ba16
|
563
|
|
| ykuroda |
0:13a5d365ba16
|
564
|
|
| ykuroda |
0:13a5d365ba16
|
565
|
/** \returns a block consisting of the right columns of *this.
|
| ykuroda |
0:13a5d365ba16
|
566
|
*
|
| ykuroda |
0:13a5d365ba16
|
567
|
* \param n the number of columns in the block
|
| ykuroda |
0:13a5d365ba16
|
568
|
*
|
| ykuroda |
0:13a5d365ba16
|
569
|
* Example: \include MatrixBase_rightCols_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
570
|
* Output: \verbinclude MatrixBase_rightCols_int.out
|
| ykuroda |
0:13a5d365ba16
|
571
|
*
|
| ykuroda |
0:13a5d365ba16
|
572
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
573
|
*/
|
| ykuroda |
0:13a5d365ba16
|
574
|
inline ColsBlockXpr rightCols(Index n)
|
| ykuroda |
0:13a5d365ba16
|
575
|
{
|
| ykuroda |
0:13a5d365ba16
|
576
|
return ColsBlockXpr(derived(), 0, cols() - n, rows(), n);
|
| ykuroda |
0:13a5d365ba16
|
577
|
}
|
| ykuroda |
0:13a5d365ba16
|
578
|
|
| ykuroda |
0:13a5d365ba16
|
579
|
/** This is the const version of rightCols(Index).*/
|
| ykuroda |
0:13a5d365ba16
|
580
|
inline ConstColsBlockXpr rightCols(Index n) const
|
| ykuroda |
0:13a5d365ba16
|
581
|
{
|
| ykuroda |
0:13a5d365ba16
|
582
|
return ConstColsBlockXpr(derived(), 0, cols() - n, rows(), n);
|
| ykuroda |
0:13a5d365ba16
|
583
|
}
|
| ykuroda |
0:13a5d365ba16
|
584
|
|
| ykuroda |
0:13a5d365ba16
|
585
|
/** \returns a block consisting of the right columns of *this.
|
| ykuroda |
0:13a5d365ba16
|
586
|
*
|
| ykuroda |
0:13a5d365ba16
|
587
|
* \tparam N the number of columns in the block as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
588
|
* \param n the number of columns in the block as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
589
|
*
|
| ykuroda |
0:13a5d365ba16
|
590
|
* The compile-time and run-time information should not contradict. In other words,
|
| ykuroda |
0:13a5d365ba16
|
591
|
* \a n should equal \a N unless \a N is \a Dynamic.
|
| ykuroda |
0:13a5d365ba16
|
592
|
*
|
| ykuroda |
0:13a5d365ba16
|
593
|
* Example: \include MatrixBase_template_int_rightCols.cpp
|
| ykuroda |
0:13a5d365ba16
|
594
|
* Output: \verbinclude MatrixBase_template_int_rightCols.out
|
| ykuroda |
0:13a5d365ba16
|
595
|
*
|
| ykuroda |
0:13a5d365ba16
|
596
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
597
|
*/
|
| ykuroda |
0:13a5d365ba16
|
598
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
599
|
inline typename NColsBlockXpr<N>::Type rightCols(Index n = N)
|
| ykuroda |
0:13a5d365ba16
|
600
|
{
|
| ykuroda |
0:13a5d365ba16
|
601
|
return typename NColsBlockXpr<N>::Type(derived(), 0, cols() - n, rows(), n);
|
| ykuroda |
0:13a5d365ba16
|
602
|
}
|
| ykuroda |
0:13a5d365ba16
|
603
|
|
| ykuroda |
0:13a5d365ba16
|
604
|
/** This is the const version of rightCols<int>().*/
|
| ykuroda |
0:13a5d365ba16
|
605
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
606
|
inline typename ConstNColsBlockXpr<N>::Type rightCols(Index n = N) const
|
| ykuroda |
0:13a5d365ba16
|
607
|
{
|
| ykuroda |
0:13a5d365ba16
|
608
|
return typename ConstNColsBlockXpr<N>::Type(derived(), 0, cols() - n, rows(), n);
|
| ykuroda |
0:13a5d365ba16
|
609
|
}
|
| ykuroda |
0:13a5d365ba16
|
610
|
|
| ykuroda |
0:13a5d365ba16
|
611
|
|
| ykuroda |
0:13a5d365ba16
|
612
|
|
| ykuroda |
0:13a5d365ba16
|
613
|
/** \returns a block consisting of a range of columns of *this.
|
| ykuroda |
0:13a5d365ba16
|
614
|
*
|
| ykuroda |
0:13a5d365ba16
|
615
|
* \param startCol the index of the first column in the block
|
| ykuroda |
0:13a5d365ba16
|
616
|
* \param numCols the number of columns in the block
|
| ykuroda |
0:13a5d365ba16
|
617
|
*
|
| ykuroda |
0:13a5d365ba16
|
618
|
* Example: \include DenseBase_middleCols_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
619
|
* Output: \verbinclude DenseBase_middleCols_int.out
|
| ykuroda |
0:13a5d365ba16
|
620
|
*
|
| ykuroda |
0:13a5d365ba16
|
621
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
622
|
*/
|
| ykuroda |
0:13a5d365ba16
|
623
|
inline ColsBlockXpr middleCols(Index startCol, Index numCols)
|
| ykuroda |
0:13a5d365ba16
|
624
|
{
|
| ykuroda |
0:13a5d365ba16
|
625
|
return ColsBlockXpr(derived(), 0, startCol, rows(), numCols);
|
| ykuroda |
0:13a5d365ba16
|
626
|
}
|
| ykuroda |
0:13a5d365ba16
|
627
|
|
| ykuroda |
0:13a5d365ba16
|
628
|
/** This is the const version of middleCols(Index,Index).*/
|
| ykuroda |
0:13a5d365ba16
|
629
|
inline ConstColsBlockXpr middleCols(Index startCol, Index numCols) const
|
| ykuroda |
0:13a5d365ba16
|
630
|
{
|
| ykuroda |
0:13a5d365ba16
|
631
|
return ConstColsBlockXpr(derived(), 0, startCol, rows(), numCols);
|
| ykuroda |
0:13a5d365ba16
|
632
|
}
|
| ykuroda |
0:13a5d365ba16
|
633
|
|
| ykuroda |
0:13a5d365ba16
|
634
|
/** \returns a block consisting of a range of columns of *this.
|
| ykuroda |
0:13a5d365ba16
|
635
|
*
|
| ykuroda |
0:13a5d365ba16
|
636
|
* \tparam N the number of columns in the block as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
637
|
* \param startCol the index of the first column in the block
|
| ykuroda |
0:13a5d365ba16
|
638
|
* \param n the number of columns in the block as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
639
|
*
|
| ykuroda |
0:13a5d365ba16
|
640
|
* The compile-time and run-time information should not contradict. In other words,
|
| ykuroda |
0:13a5d365ba16
|
641
|
* \a n should equal \a N unless \a N is \a Dynamic.
|
| ykuroda |
0:13a5d365ba16
|
642
|
*
|
| ykuroda |
0:13a5d365ba16
|
643
|
* Example: \include DenseBase_template_int_middleCols.cpp
|
| ykuroda |
0:13a5d365ba16
|
644
|
* Output: \verbinclude DenseBase_template_int_middleCols.out
|
| ykuroda |
0:13a5d365ba16
|
645
|
*
|
| ykuroda |
0:13a5d365ba16
|
646
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
647
|
*/
|
| ykuroda |
0:13a5d365ba16
|
648
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
649
|
inline typename NColsBlockXpr<N>::Type middleCols(Index startCol, Index n = N)
|
| ykuroda |
0:13a5d365ba16
|
650
|
{
|
| ykuroda |
0:13a5d365ba16
|
651
|
return typename NColsBlockXpr<N>::Type(derived(), 0, startCol, rows(), n);
|
| ykuroda |
0:13a5d365ba16
|
652
|
}
|
| ykuroda |
0:13a5d365ba16
|
653
|
|
| ykuroda |
0:13a5d365ba16
|
654
|
/** This is the const version of middleCols<int>().*/
|
| ykuroda |
0:13a5d365ba16
|
655
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
656
|
inline typename ConstNColsBlockXpr<N>::Type middleCols(Index startCol, Index n = N) const
|
| ykuroda |
0:13a5d365ba16
|
657
|
{
|
| ykuroda |
0:13a5d365ba16
|
658
|
return typename ConstNColsBlockXpr<N>::Type(derived(), 0, startCol, rows(), n);
|
| ykuroda |
0:13a5d365ba16
|
659
|
}
|
| ykuroda |
0:13a5d365ba16
|
660
|
|
| ykuroda |
0:13a5d365ba16
|
661
|
|
| ykuroda |
0:13a5d365ba16
|
662
|
|
| ykuroda |
0:13a5d365ba16
|
663
|
/** \returns a fixed-size expression of a block in *this.
|
| ykuroda |
0:13a5d365ba16
|
664
|
*
|
| ykuroda |
0:13a5d365ba16
|
665
|
* The template parameters \a BlockRows and \a BlockCols are the number of
|
| ykuroda |
0:13a5d365ba16
|
666
|
* rows and columns in the block.
|
| ykuroda |
0:13a5d365ba16
|
667
|
*
|
| ykuroda |
0:13a5d365ba16
|
668
|
* \param startRow the first row in the block
|
| ykuroda |
0:13a5d365ba16
|
669
|
* \param startCol the first column in the block
|
| ykuroda |
0:13a5d365ba16
|
670
|
*
|
| ykuroda |
0:13a5d365ba16
|
671
|
* Example: \include MatrixBase_block_int_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
672
|
* Output: \verbinclude MatrixBase_block_int_int.out
|
| ykuroda |
0:13a5d365ba16
|
673
|
*
|
| ykuroda |
0:13a5d365ba16
|
674
|
* \note since block is a templated member, the keyword template has to be used
|
| ykuroda |
0:13a5d365ba16
|
675
|
* if the matrix type is also a template parameter: \code m.template block<3,3>(1,1); \endcode
|
| ykuroda |
0:13a5d365ba16
|
676
|
*
|
| ykuroda |
0:13a5d365ba16
|
677
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
678
|
*/
|
| ykuroda |
0:13a5d365ba16
|
679
|
template<int BlockRows, int BlockCols>
|
| ykuroda |
0:13a5d365ba16
|
680
|
inline Block<Derived, BlockRows, BlockCols> block(Index startRow, Index startCol)
|
| ykuroda |
0:13a5d365ba16
|
681
|
{
|
| ykuroda |
0:13a5d365ba16
|
682
|
return Block<Derived, BlockRows, BlockCols>(derived(), startRow, startCol);
|
| ykuroda |
0:13a5d365ba16
|
683
|
}
|
| ykuroda |
0:13a5d365ba16
|
684
|
|
| ykuroda |
0:13a5d365ba16
|
685
|
/** This is the const version of block<>(Index, Index). */
|
| ykuroda |
0:13a5d365ba16
|
686
|
template<int BlockRows, int BlockCols>
|
| ykuroda |
0:13a5d365ba16
|
687
|
inline const Block<const Derived, BlockRows, BlockCols> block(Index startRow, Index startCol) const
|
| ykuroda |
0:13a5d365ba16
|
688
|
{
|
| ykuroda |
0:13a5d365ba16
|
689
|
return Block<const Derived, BlockRows, BlockCols>(derived(), startRow, startCol);
|
| ykuroda |
0:13a5d365ba16
|
690
|
}
|
| ykuroda |
0:13a5d365ba16
|
691
|
|
| ykuroda |
0:13a5d365ba16
|
692
|
/** \returns an expression of a block in *this.
|
| ykuroda |
0:13a5d365ba16
|
693
|
*
|
| ykuroda |
0:13a5d365ba16
|
694
|
* \tparam BlockRows number of rows in block as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
695
|
* \tparam BlockCols number of columns in block as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
696
|
* \param startRow the first row in the block
|
| ykuroda |
0:13a5d365ba16
|
697
|
* \param startCol the first column in the block
|
| ykuroda |
0:13a5d365ba16
|
698
|
* \param blockRows number of rows in block as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
699
|
* \param blockCols number of columns in block as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
700
|
*
|
| ykuroda |
0:13a5d365ba16
|
701
|
* This function is mainly useful for blocks where the number of rows is specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
702
|
* and the number of columns is specified at run-time, or vice versa. The compile-time and run-time
|
| ykuroda |
0:13a5d365ba16
|
703
|
* information should not contradict. In other words, \a blockRows should equal \a BlockRows unless
|
| ykuroda |
0:13a5d365ba16
|
704
|
* \a BlockRows is \a Dynamic, and the same for the number of columns.
|
| ykuroda |
0:13a5d365ba16
|
705
|
*
|
| ykuroda |
0:13a5d365ba16
|
706
|
* Example: \include MatrixBase_template_int_int_block_int_int_int_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
707
|
* Output: \verbinclude MatrixBase_template_int_int_block_int_int_int_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
708
|
*
|
| ykuroda |
0:13a5d365ba16
|
709
|
* \sa class Block, block(Index,Index,Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
710
|
*/
|
| ykuroda |
0:13a5d365ba16
|
711
|
template<int BlockRows, int BlockCols>
|
| ykuroda |
0:13a5d365ba16
|
712
|
inline Block<Derived, BlockRows, BlockCols> block(Index startRow, Index startCol,
|
| ykuroda |
0:13a5d365ba16
|
713
|
Index blockRows, Index blockCols)
|
| ykuroda |
0:13a5d365ba16
|
714
|
{
|
| ykuroda |
0:13a5d365ba16
|
715
|
return Block<Derived, BlockRows, BlockCols>(derived(), startRow, startCol, blockRows, blockCols);
|
| ykuroda |
0:13a5d365ba16
|
716
|
}
|
| ykuroda |
0:13a5d365ba16
|
717
|
|
| ykuroda |
0:13a5d365ba16
|
718
|
/** This is the const version of block<>(Index, Index, Index, Index). */
|
| ykuroda |
0:13a5d365ba16
|
719
|
template<int BlockRows, int BlockCols>
|
| ykuroda |
0:13a5d365ba16
|
720
|
inline const Block<const Derived, BlockRows, BlockCols> block(Index startRow, Index startCol,
|
| ykuroda |
0:13a5d365ba16
|
721
|
Index blockRows, Index blockCols) const
|
| ykuroda |
0:13a5d365ba16
|
722
|
{
|
| ykuroda |
0:13a5d365ba16
|
723
|
return Block<const Derived, BlockRows, BlockCols>(derived(), startRow, startCol, blockRows, blockCols);
|
| ykuroda |
0:13a5d365ba16
|
724
|
}
|
| ykuroda |
0:13a5d365ba16
|
725
|
|
| ykuroda |
0:13a5d365ba16
|
726
|
/** \returns an expression of the \a i-th column of *this. Note that the numbering starts at 0.
|
| ykuroda |
0:13a5d365ba16
|
727
|
*
|
| ykuroda |
0:13a5d365ba16
|
728
|
* Example: \include MatrixBase_col.cpp
|
| ykuroda |
0:13a5d365ba16
|
729
|
* Output: \verbinclude MatrixBase_col.out
|
| ykuroda |
0:13a5d365ba16
|
730
|
*
|
| ykuroda |
0:13a5d365ba16
|
731
|
* \sa row(), class Block */
|
| ykuroda |
0:13a5d365ba16
|
732
|
inline ColXpr col(Index i)
|
| ykuroda |
0:13a5d365ba16
|
733
|
{
|
| ykuroda |
0:13a5d365ba16
|
734
|
return ColXpr(derived(), i);
|
| ykuroda |
0:13a5d365ba16
|
735
|
}
|
| ykuroda |
0:13a5d365ba16
|
736
|
|
| ykuroda |
0:13a5d365ba16
|
737
|
/** This is the const version of col(). */
|
| ykuroda |
0:13a5d365ba16
|
738
|
inline ConstColXpr col(Index i) const
|
| ykuroda |
0:13a5d365ba16
|
739
|
{
|
| ykuroda |
0:13a5d365ba16
|
740
|
return ConstColXpr(derived(), i);
|
| ykuroda |
0:13a5d365ba16
|
741
|
}
|
| ykuroda |
0:13a5d365ba16
|
742
|
|
| ykuroda |
0:13a5d365ba16
|
743
|
/** \returns an expression of the \a i-th row of *this. Note that the numbering starts at 0.
|
| ykuroda |
0:13a5d365ba16
|
744
|
*
|
| ykuroda |
0:13a5d365ba16
|
745
|
* Example: \include MatrixBase_row.cpp
|
| ykuroda |
0:13a5d365ba16
|
746
|
* Output: \verbinclude MatrixBase_row.out
|
| ykuroda |
0:13a5d365ba16
|
747
|
*
|
| ykuroda |
0:13a5d365ba16
|
748
|
* \sa col(), class Block */
|
| ykuroda |
0:13a5d365ba16
|
749
|
inline RowXpr row(Index i)
|
| ykuroda |
0:13a5d365ba16
|
750
|
{
|
| ykuroda |
0:13a5d365ba16
|
751
|
return RowXpr(derived(), i);
|
| ykuroda |
0:13a5d365ba16
|
752
|
}
|
| ykuroda |
0:13a5d365ba16
|
753
|
|
| ykuroda |
0:13a5d365ba16
|
754
|
/** This is the const version of row(). */
|
| ykuroda |
0:13a5d365ba16
|
755
|
inline ConstRowXpr row(Index i) const
|
| ykuroda |
0:13a5d365ba16
|
756
|
{
|
| ykuroda |
0:13a5d365ba16
|
757
|
return ConstRowXpr(derived(), i);
|
| ykuroda |
0:13a5d365ba16
|
758
|
}
|
| ykuroda |
0:13a5d365ba16
|
759
|
|
| ykuroda |
0:13a5d365ba16
|
760
|
/** \returns a dynamic-size expression of a segment (i.e. a vector block) in *this.
|
| ykuroda |
0:13a5d365ba16
|
761
|
*
|
| ykuroda |
0:13a5d365ba16
|
762
|
* \only_for_vectors
|
| ykuroda |
0:13a5d365ba16
|
763
|
*
|
| ykuroda |
0:13a5d365ba16
|
764
|
* \param start the first coefficient in the segment
|
| ykuroda |
0:13a5d365ba16
|
765
|
* \param n the number of coefficients in the segment
|
| ykuroda |
0:13a5d365ba16
|
766
|
*
|
| ykuroda |
0:13a5d365ba16
|
767
|
* Example: \include MatrixBase_segment_int_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
768
|
* Output: \verbinclude MatrixBase_segment_int_int.out
|
| ykuroda |
0:13a5d365ba16
|
769
|
*
|
| ykuroda |
0:13a5d365ba16
|
770
|
* \note Even though the returned expression has dynamic size, in the case
|
| ykuroda |
0:13a5d365ba16
|
771
|
* when it is applied to a fixed-size vector, it inherits a fixed maximal size,
|
| ykuroda |
0:13a5d365ba16
|
772
|
* which means that evaluating it does not cause a dynamic memory allocation.
|
| ykuroda |
0:13a5d365ba16
|
773
|
*
|
| ykuroda |
0:13a5d365ba16
|
774
|
* \sa class Block, segment(Index)
|
| ykuroda |
0:13a5d365ba16
|
775
|
*/
|
| ykuroda |
0:13a5d365ba16
|
776
|
inline SegmentReturnType segment(Index start, Index n)
|
| ykuroda |
0:13a5d365ba16
|
777
|
{
|
| ykuroda |
0:13a5d365ba16
|
778
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
779
|
return SegmentReturnType(derived(), start, n);
|
| ykuroda |
0:13a5d365ba16
|
780
|
}
|
| ykuroda |
0:13a5d365ba16
|
781
|
|
| ykuroda |
0:13a5d365ba16
|
782
|
|
| ykuroda |
0:13a5d365ba16
|
783
|
/** This is the const version of segment(Index,Index).*/
|
| ykuroda |
0:13a5d365ba16
|
784
|
inline ConstSegmentReturnType segment(Index start, Index n) const
|
| ykuroda |
0:13a5d365ba16
|
785
|
{
|
| ykuroda |
0:13a5d365ba16
|
786
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
787
|
return ConstSegmentReturnType(derived(), start, n);
|
| ykuroda |
0:13a5d365ba16
|
788
|
}
|
| ykuroda |
0:13a5d365ba16
|
789
|
|
| ykuroda |
0:13a5d365ba16
|
790
|
/** \returns a dynamic-size expression of the first coefficients of *this.
|
| ykuroda |
0:13a5d365ba16
|
791
|
*
|
| ykuroda |
0:13a5d365ba16
|
792
|
* \only_for_vectors
|
| ykuroda |
0:13a5d365ba16
|
793
|
*
|
| ykuroda |
0:13a5d365ba16
|
794
|
* \param n the number of coefficients in the segment
|
| ykuroda |
0:13a5d365ba16
|
795
|
*
|
| ykuroda |
0:13a5d365ba16
|
796
|
* Example: \include MatrixBase_start_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
797
|
* Output: \verbinclude MatrixBase_start_int.out
|
| ykuroda |
0:13a5d365ba16
|
798
|
*
|
| ykuroda |
0:13a5d365ba16
|
799
|
* \note Even though the returned expression has dynamic size, in the case
|
| ykuroda |
0:13a5d365ba16
|
800
|
* when it is applied to a fixed-size vector, it inherits a fixed maximal size,
|
| ykuroda |
0:13a5d365ba16
|
801
|
* which means that evaluating it does not cause a dynamic memory allocation.
|
| ykuroda |
0:13a5d365ba16
|
802
|
*
|
| ykuroda |
0:13a5d365ba16
|
803
|
* \sa class Block, block(Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
804
|
*/
|
| ykuroda |
0:13a5d365ba16
|
805
|
inline SegmentReturnType head(Index n)
|
| ykuroda |
0:13a5d365ba16
|
806
|
{
|
| ykuroda |
0:13a5d365ba16
|
807
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
808
|
return SegmentReturnType(derived(), 0, n);
|
| ykuroda |
0:13a5d365ba16
|
809
|
}
|
| ykuroda |
0:13a5d365ba16
|
810
|
|
| ykuroda |
0:13a5d365ba16
|
811
|
/** This is the const version of head(Index).*/
|
| ykuroda |
0:13a5d365ba16
|
812
|
inline ConstSegmentReturnType head(Index n) const
|
| ykuroda |
0:13a5d365ba16
|
813
|
{
|
| ykuroda |
0:13a5d365ba16
|
814
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
815
|
return ConstSegmentReturnType(derived(), 0, n);
|
| ykuroda |
0:13a5d365ba16
|
816
|
}
|
| ykuroda |
0:13a5d365ba16
|
817
|
|
| ykuroda |
0:13a5d365ba16
|
818
|
/** \returns a dynamic-size expression of the last coefficients of *this.
|
| ykuroda |
0:13a5d365ba16
|
819
|
*
|
| ykuroda |
0:13a5d365ba16
|
820
|
* \only_for_vectors
|
| ykuroda |
0:13a5d365ba16
|
821
|
*
|
| ykuroda |
0:13a5d365ba16
|
822
|
* \param n the number of coefficients in the segment
|
| ykuroda |
0:13a5d365ba16
|
823
|
*
|
| ykuroda |
0:13a5d365ba16
|
824
|
* Example: \include MatrixBase_end_int.cpp
|
| ykuroda |
0:13a5d365ba16
|
825
|
* Output: \verbinclude MatrixBase_end_int.out
|
| ykuroda |
0:13a5d365ba16
|
826
|
*
|
| ykuroda |
0:13a5d365ba16
|
827
|
* \note Even though the returned expression has dynamic size, in the case
|
| ykuroda |
0:13a5d365ba16
|
828
|
* when it is applied to a fixed-size vector, it inherits a fixed maximal size,
|
| ykuroda |
0:13a5d365ba16
|
829
|
* which means that evaluating it does not cause a dynamic memory allocation.
|
| ykuroda |
0:13a5d365ba16
|
830
|
*
|
| ykuroda |
0:13a5d365ba16
|
831
|
* \sa class Block, block(Index,Index)
|
| ykuroda |
0:13a5d365ba16
|
832
|
*/
|
| ykuroda |
0:13a5d365ba16
|
833
|
inline SegmentReturnType tail(Index n)
|
| ykuroda |
0:13a5d365ba16
|
834
|
{
|
| ykuroda |
0:13a5d365ba16
|
835
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
836
|
return SegmentReturnType(derived(), this->size() - n, n);
|
| ykuroda |
0:13a5d365ba16
|
837
|
}
|
| ykuroda |
0:13a5d365ba16
|
838
|
|
| ykuroda |
0:13a5d365ba16
|
839
|
/** This is the const version of tail(Index).*/
|
| ykuroda |
0:13a5d365ba16
|
840
|
inline ConstSegmentReturnType tail(Index n) const
|
| ykuroda |
0:13a5d365ba16
|
841
|
{
|
| ykuroda |
0:13a5d365ba16
|
842
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
843
|
return ConstSegmentReturnType(derived(), this->size() - n, n);
|
| ykuroda |
0:13a5d365ba16
|
844
|
}
|
| ykuroda |
0:13a5d365ba16
|
845
|
|
| ykuroda |
0:13a5d365ba16
|
846
|
/** \returns a fixed-size expression of a segment (i.e. a vector block) in \c *this
|
| ykuroda |
0:13a5d365ba16
|
847
|
*
|
| ykuroda |
0:13a5d365ba16
|
848
|
* \only_for_vectors
|
| ykuroda |
0:13a5d365ba16
|
849
|
*
|
| ykuroda |
0:13a5d365ba16
|
850
|
* \tparam N the number of coefficients in the segment as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
851
|
* \param start the index of the first element in the segment
|
| ykuroda |
0:13a5d365ba16
|
852
|
* \param n the number of coefficients in the segment as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
853
|
*
|
| ykuroda |
0:13a5d365ba16
|
854
|
* The compile-time and run-time information should not contradict. In other words,
|
| ykuroda |
0:13a5d365ba16
|
855
|
* \a n should equal \a N unless \a N is \a Dynamic.
|
| ykuroda |
0:13a5d365ba16
|
856
|
*
|
| ykuroda |
0:13a5d365ba16
|
857
|
* Example: \include MatrixBase_template_int_segment.cpp
|
| ykuroda |
0:13a5d365ba16
|
858
|
* Output: \verbinclude MatrixBase_template_int_segment.out
|
| ykuroda |
0:13a5d365ba16
|
859
|
*
|
| ykuroda |
0:13a5d365ba16
|
860
|
* \sa class Block
|
| ykuroda |
0:13a5d365ba16
|
861
|
*/
|
| ykuroda |
0:13a5d365ba16
|
862
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
863
|
inline typename FixedSegmentReturnType<N>::Type segment(Index start, Index n = N)
|
| ykuroda |
0:13a5d365ba16
|
864
|
{
|
| ykuroda |
0:13a5d365ba16
|
865
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
866
|
return typename FixedSegmentReturnType<N>::Type(derived(), start, n);
|
| ykuroda |
0:13a5d365ba16
|
867
|
}
|
| ykuroda |
0:13a5d365ba16
|
868
|
|
| ykuroda |
0:13a5d365ba16
|
869
|
/** This is the const version of segment<int>(Index).*/
|
| ykuroda |
0:13a5d365ba16
|
870
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
871
|
inline typename ConstFixedSegmentReturnType<N>::Type segment(Index start, Index n = N) const
|
| ykuroda |
0:13a5d365ba16
|
872
|
{
|
| ykuroda |
0:13a5d365ba16
|
873
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
874
|
return typename ConstFixedSegmentReturnType<N>::Type(derived(), start, n);
|
| ykuroda |
0:13a5d365ba16
|
875
|
}
|
| ykuroda |
0:13a5d365ba16
|
876
|
|
| ykuroda |
0:13a5d365ba16
|
877
|
/** \returns a fixed-size expression of the first coefficients of *this.
|
| ykuroda |
0:13a5d365ba16
|
878
|
*
|
| ykuroda |
0:13a5d365ba16
|
879
|
* \only_for_vectors
|
| ykuroda |
0:13a5d365ba16
|
880
|
*
|
| ykuroda |
0:13a5d365ba16
|
881
|
* \tparam N the number of coefficients in the segment as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
882
|
* \param n the number of coefficients in the segment as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
883
|
*
|
| ykuroda |
0:13a5d365ba16
|
884
|
* The compile-time and run-time information should not contradict. In other words,
|
| ykuroda |
0:13a5d365ba16
|
885
|
* \a n should equal \a N unless \a N is \a Dynamic.
|
| ykuroda |
0:13a5d365ba16
|
886
|
*
|
| ykuroda |
0:13a5d365ba16
|
887
|
* Example: \include MatrixBase_template_int_start.cpp
|
| ykuroda |
0:13a5d365ba16
|
888
|
* Output: \verbinclude MatrixBase_template_int_start.out
|
| ykuroda |
0:13a5d365ba16
|
889
|
*
|
| ykuroda |
0:13a5d365ba16
|
890
|
* \sa class Block
|
| ykuroda |
0:13a5d365ba16
|
891
|
*/
|
| ykuroda |
0:13a5d365ba16
|
892
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
893
|
inline typename FixedSegmentReturnType<N>::Type head(Index n = N)
|
| ykuroda |
0:13a5d365ba16
|
894
|
{
|
| ykuroda |
0:13a5d365ba16
|
895
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
896
|
return typename FixedSegmentReturnType<N>::Type(derived(), 0, n);
|
| ykuroda |
0:13a5d365ba16
|
897
|
}
|
| ykuroda |
0:13a5d365ba16
|
898
|
|
| ykuroda |
0:13a5d365ba16
|
899
|
/** This is the const version of head<int>().*/
|
| ykuroda |
0:13a5d365ba16
|
900
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
901
|
inline typename ConstFixedSegmentReturnType<N>::Type head(Index n = N) const
|
| ykuroda |
0:13a5d365ba16
|
902
|
{
|
| ykuroda |
0:13a5d365ba16
|
903
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
904
|
return typename ConstFixedSegmentReturnType<N>::Type(derived(), 0, n);
|
| ykuroda |
0:13a5d365ba16
|
905
|
}
|
| ykuroda |
0:13a5d365ba16
|
906
|
|
| ykuroda |
0:13a5d365ba16
|
907
|
/** \returns a fixed-size expression of the last coefficients of *this.
|
| ykuroda |
0:13a5d365ba16
|
908
|
*
|
| ykuroda |
0:13a5d365ba16
|
909
|
* \only_for_vectors
|
| ykuroda |
0:13a5d365ba16
|
910
|
*
|
| ykuroda |
0:13a5d365ba16
|
911
|
* \tparam N the number of coefficients in the segment as specified at compile-time
|
| ykuroda |
0:13a5d365ba16
|
912
|
* \param n the number of coefficients in the segment as specified at run-time
|
| ykuroda |
0:13a5d365ba16
|
913
|
*
|
| ykuroda |
0:13a5d365ba16
|
914
|
* The compile-time and run-time information should not contradict. In other words,
|
| ykuroda |
0:13a5d365ba16
|
915
|
* \a n should equal \a N unless \a N is \a Dynamic.
|
| ykuroda |
0:13a5d365ba16
|
916
|
*
|
| ykuroda |
0:13a5d365ba16
|
917
|
* Example: \include MatrixBase_template_int_end.cpp
|
| ykuroda |
0:13a5d365ba16
|
918
|
* Output: \verbinclude MatrixBase_template_int_end.out
|
| ykuroda |
0:13a5d365ba16
|
919
|
*
|
| ykuroda |
0:13a5d365ba16
|
920
|
* \sa class Block
|
| ykuroda |
0:13a5d365ba16
|
921
|
*/
|
| ykuroda |
0:13a5d365ba16
|
922
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
923
|
inline typename FixedSegmentReturnType<N>::Type tail(Index n = N)
|
| ykuroda |
0:13a5d365ba16
|
924
|
{
|
| ykuroda |
0:13a5d365ba16
|
925
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
926
|
return typename FixedSegmentReturnType<N>::Type(derived(), size() - n);
|
| ykuroda |
0:13a5d365ba16
|
927
|
}
|
| ykuroda |
0:13a5d365ba16
|
928
|
|
| ykuroda |
0:13a5d365ba16
|
929
|
/** This is the const version of tail<int>.*/
|
| ykuroda |
0:13a5d365ba16
|
930
|
template<int N>
|
| ykuroda |
0:13a5d365ba16
|
931
|
inline typename ConstFixedSegmentReturnType<N>::Type tail(Index n = N) const
|
| ykuroda |
0:13a5d365ba16
|
932
|
{
|
| ykuroda |
0:13a5d365ba16
|
933
|
EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
|
| ykuroda |
0:13a5d365ba16
|
934
|
return typename ConstFixedSegmentReturnType<N>::Type(derived(), size() - n);
|
| ykuroda |
0:13a5d365ba16
|
935
|
} |