diff options
Diffstat (limited to 'Eigen/src/plugins/BlockMethods.h')
-rw-r--r-- | Eigen/src/plugins/BlockMethods.h | 868 |
1 files changed, 626 insertions, 242 deletions
diff --git a/Eigen/src/plugins/BlockMethods.h b/Eigen/src/plugins/BlockMethods.h index ac35a0086..63a52a6ff 100644 --- a/Eigen/src/plugins/BlockMethods.h +++ b/Eigen/src/plugins/BlockMethods.h @@ -40,68 +40,126 @@ typedef const VectorBlock<const Derived> ConstSegmentReturnType; template<int Size> struct FixedSegmentReturnType { typedef VectorBlock<Derived, Size> Type; }; template<int Size> struct ConstFixedSegmentReturnType { typedef const VectorBlock<const Derived, Size> Type; }; +/// \internal inner-vector +typedef Block<Derived,IsRowMajor?1:Dynamic,IsRowMajor?Dynamic:1,true> InnerVectorReturnType; +typedef Block<const Derived,IsRowMajor?1:Dynamic,IsRowMajor?Dynamic:1,true> ConstInnerVectorReturnType; + +/// \internal set of inner-vectors +typedef Block<Derived,Dynamic,Dynamic,true> InnerVectorsReturnType; +typedef Block<const Derived,Dynamic,Dynamic,true> ConstInnerVectorsReturnType; + #endif // not EIGEN_PARSED_BY_DOXYGEN -/// \returns a dynamic-size expression of a block in *this. +/// \returns an expression of a block in \c *this with either dynamic or fixed sizes. /// -/// \param startRow the first row in the block -/// \param startCol the first column in the block -/// \param blockRows the number of rows in the block -/// \param blockCols the number of columns in the block +/// \param startRow the first row in the block +/// \param startCol the first column in the block +/// \param blockRows number of rows in the block, specified at either run-time or compile-time +/// \param blockCols number of columns in the block, specified at either run-time or compile-time +/// \tparam NRowsType the type of the value handling the number of rows in the block, typically Index. +/// \tparam NColsType the type of the value handling the number of columns in the block, typically Index. /// -/// Example: \include MatrixBase_block_int_int_int_int.cpp +/// Example using runtime (aka dynamic) sizes: \include MatrixBase_block_int_int_int_int.cpp /// Output: \verbinclude MatrixBase_block_int_int_int_int.out /// -/// \note Even though the returned expression has dynamic size, in the case +/// \newin{3.4}: +/// +/// The number of rows \a blockRows and columns \a blockCols can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. In the later case, \c n plays the role of a runtime fallback value in case \c N equals Eigen::Dynamic. +/// Here is an example with a fixed number of rows \c NRows and dynamic number of columns \c cols: +/// \code +/// mat.block(i,j,fix<NRows>,cols) +/// \endcode +/// +/// This function thus fully covers the features offered by the following overloads block<NRows,NCols>(Index, Index), +/// and block<NRows,NCols>(Index, Index, Index, Index) that are thus obsolete. Indeed, this generic version avoids +/// redundancy, it preserves the argument order, and prevents the need to rely on the template keyword in templated code. +/// +/// but with less redundancy and more consistency as it does not modify the argument order +/// and seamlessly enable hybrid fixed/dynamic sizes. +/// +/// \note Even in the case that the returned expression has dynamic size, in the case /// when it is applied to a fixed-size matrix, it inherits a fixed maximal size, /// which means that evaluating it does not cause a dynamic memory allocation. /// EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// -/// \sa class Block, block(Index,Index) +/// \sa class Block, fix, fix<N>(int) /// -EIGEN_DEVICE_FUNC -inline BlockXpr block(Index startRow, Index startCol, Index blockRows, Index blockCols) +template<typename NRowsType, typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename FixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type +#else +typename FixedBlockXpr<...,...>::Type +#endif +block(Index startRow, Index startCol, NRowsType blockRows, NColsType blockCols) { - return BlockXpr(derived(), startRow, startCol, blockRows, blockCols); + return typename FixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type( + derived(), startRow, startCol, internal::get_runtime_value(blockRows), internal::get_runtime_value(blockCols)); } -/// This is the const version of block(Index,Index,Index,Index). */ -EIGEN_DEVICE_FUNC -inline const ConstBlockXpr block(Index startRow, Index startCol, Index blockRows, Index blockCols) const +/// This is the const version of block(Index,Index,NRowsType,NColsType) +template<typename NRowsType, typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstFixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type +#else +const typename ConstFixedBlockXpr<...,...>::Type +#endif +block(Index startRow, Index startCol, NRowsType blockRows, NColsType blockCols) const { - return ConstBlockXpr(derived(), startRow, startCol, blockRows, blockCols); + return typename ConstFixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type( + derived(), startRow, startCol, internal::get_runtime_value(blockRows), internal::get_runtime_value(blockCols)); } - -/// \returns a dynamic-size expression of a top-right corner of *this. +/// \returns a expression of a top-right corner of \c *this with either dynamic or fixed sizes. /// /// \param cRows the number of rows in the corner /// \param cCols the number of columns in the corner +/// \tparam NRowsType the type of the value handling the number of rows in the block, typically Index. +/// \tparam NColsType the type of the value handling the number of columns in the block, typically Index. /// -/// Example: \include MatrixBase_topRightCorner_int_int.cpp +/// Example with dynamic sizes: \include MatrixBase_topRightCorner_int_int.cpp /// Output: \verbinclude MatrixBase_topRightCorner_int_int.out /// +/// The number of rows \a blockRows and columns \a blockCols can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// -EIGEN_DEVICE_FUNC -inline BlockXpr topRightCorner(Index cRows, Index cCols) +template<typename NRowsType, typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename FixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type +#else +typename FixedBlockXpr<...,...>::Type +#endif +topRightCorner(NRowsType cRows, NColsType cCols) { - return BlockXpr(derived(), 0, cols() - cCols, cRows, cCols); + return typename FixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type + (derived(), 0, cols() - internal::get_runtime_value(cCols), internal::get_runtime_value(cRows), internal::get_runtime_value(cCols)); } -/// This is the const version of topRightCorner(Index, Index). -EIGEN_DEVICE_FUNC -inline const ConstBlockXpr topRightCorner(Index cRows, Index cCols) const +/// This is the const version of topRightCorner(NRowsType, NColsType). +template<typename NRowsType, typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstFixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type +#else +const typename ConstFixedBlockXpr<...,...>::Type +#endif +topRightCorner(NRowsType cRows, NColsType cCols) const { - return ConstBlockXpr(derived(), 0, cols() - cCols, cRows, cCols); + return typename ConstFixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type + (derived(), 0, cols() - internal::get_runtime_value(cCols), internal::get_runtime_value(cRows), internal::get_runtime_value(cCols)); } -/// \returns an expression of a fixed-size top-right corner of *this. +/// \returns an expression of a fixed-size top-right corner of \c *this. /// /// \tparam CRows the number of rows in the corner /// \tparam CCols the number of columns in the corner @@ -114,21 +172,21 @@ EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// \sa class Block, block<int,int>(Index,Index) /// template<int CRows, int CCols> -EIGEN_DEVICE_FUNC -inline typename FixedBlockXpr<CRows,CCols>::Type topRightCorner() +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedBlockXpr<CRows,CCols>::Type topRightCorner() { return typename FixedBlockXpr<CRows,CCols>::Type(derived(), 0, cols() - CCols); } /// This is the const version of topRightCorner<int, int>(). template<int CRows, int CCols> -EIGEN_DEVICE_FUNC -inline const typename ConstFixedBlockXpr<CRows,CCols>::Type topRightCorner() const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +const typename ConstFixedBlockXpr<CRows,CCols>::Type topRightCorner() const { return typename ConstFixedBlockXpr<CRows,CCols>::Type(derived(), 0, cols() - CCols); } -/// \returns an expression of a top-right corner of *this. +/// \returns an expression of a top-right corner of \c *this. /// /// \tparam CRows number of rows in corner as specified at compile-time /// \tparam CCols number of columns in corner as specified at compile-time @@ -148,46 +206,67 @@ EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// \sa class Block /// template<int CRows, int CCols> -inline typename FixedBlockXpr<CRows,CCols>::Type topRightCorner(Index cRows, Index cCols) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedBlockXpr<CRows,CCols>::Type topRightCorner(Index cRows, Index cCols) { return typename FixedBlockXpr<CRows,CCols>::Type(derived(), 0, cols() - cCols, cRows, cCols); } /// This is the const version of topRightCorner<int, int>(Index, Index). template<int CRows, int CCols> -inline const typename ConstFixedBlockXpr<CRows,CCols>::Type topRightCorner(Index cRows, Index cCols) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +const typename ConstFixedBlockXpr<CRows,CCols>::Type topRightCorner(Index cRows, Index cCols) const { return typename ConstFixedBlockXpr<CRows,CCols>::Type(derived(), 0, cols() - cCols, cRows, cCols); } -/// \returns a dynamic-size expression of a top-left corner of *this. +/// \returns an expression of a top-left corner of \c *this with either dynamic or fixed sizes. /// /// \param cRows the number of rows in the corner /// \param cCols the number of columns in the corner +/// \tparam NRowsType the type of the value handling the number of rows in the block, typically Index. +/// \tparam NColsType the type of the value handling the number of columns in the block, typically Index. /// /// Example: \include MatrixBase_topLeftCorner_int_int.cpp /// Output: \verbinclude MatrixBase_topLeftCorner_int_int.out /// +/// The number of rows \a blockRows and columns \a blockCols can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// -EIGEN_DEVICE_FUNC -inline BlockXpr topLeftCorner(Index cRows, Index cCols) +template<typename NRowsType, typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename FixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type +#else +typename FixedBlockXpr<...,...>::Type +#endif +topLeftCorner(NRowsType cRows, NColsType cCols) { - return BlockXpr(derived(), 0, 0, cRows, cCols); + return typename FixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type + (derived(), 0, 0, internal::get_runtime_value(cRows), internal::get_runtime_value(cCols)); } /// This is the const version of topLeftCorner(Index, Index). -EIGEN_DEVICE_FUNC -inline const ConstBlockXpr topLeftCorner(Index cRows, Index cCols) const +template<typename NRowsType, typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstFixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type +#else +const typename ConstFixedBlockXpr<...,...>::Type +#endif +topLeftCorner(NRowsType cRows, NColsType cCols) const { - return ConstBlockXpr(derived(), 0, 0, cRows, cCols); + return typename ConstFixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type + (derived(), 0, 0, internal::get_runtime_value(cRows), internal::get_runtime_value(cCols)); } -/// \returns an expression of a fixed-size top-left corner of *this. +/// \returns an expression of a fixed-size top-left corner of \c *this. /// /// The template parameters CRows and CCols are the number of rows and columns in the corner. /// @@ -196,24 +275,24 @@ inline const ConstBlockXpr topLeftCorner(Index cRows, Index cCols) const /// EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// template<int CRows, int CCols> -EIGEN_DEVICE_FUNC -inline typename FixedBlockXpr<CRows,CCols>::Type topLeftCorner() +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedBlockXpr<CRows,CCols>::Type topLeftCorner() { return typename FixedBlockXpr<CRows,CCols>::Type(derived(), 0, 0); } /// This is the const version of topLeftCorner<int, int>(). template<int CRows, int CCols> -EIGEN_DEVICE_FUNC -inline const typename ConstFixedBlockXpr<CRows,CCols>::Type topLeftCorner() const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +const typename ConstFixedBlockXpr<CRows,CCols>::Type topLeftCorner() const { return typename ConstFixedBlockXpr<CRows,CCols>::Type(derived(), 0, 0); } -/// \returns an expression of a top-left corner of *this. +/// \returns an expression of a top-left corner of \c *this. /// /// \tparam CRows number of rows in corner as specified at compile-time /// \tparam CCols number of columns in corner as specified at compile-time @@ -233,46 +312,69 @@ EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// \sa class Block /// template<int CRows, int CCols> -inline typename FixedBlockXpr<CRows,CCols>::Type topLeftCorner(Index cRows, Index cCols) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedBlockXpr<CRows,CCols>::Type topLeftCorner(Index cRows, Index cCols) { return typename FixedBlockXpr<CRows,CCols>::Type(derived(), 0, 0, cRows, cCols); } /// This is the const version of topLeftCorner<int, int>(Index, Index). template<int CRows, int CCols> -inline const typename ConstFixedBlockXpr<CRows,CCols>::Type topLeftCorner(Index cRows, Index cCols) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +const typename ConstFixedBlockXpr<CRows,CCols>::Type topLeftCorner(Index cRows, Index cCols) const { return typename ConstFixedBlockXpr<CRows,CCols>::Type(derived(), 0, 0, cRows, cCols); } -/// \returns a dynamic-size expression of a bottom-right corner of *this. +/// \returns an expression of a bottom-right corner of \c *this with either dynamic or fixed sizes. /// /// \param cRows the number of rows in the corner /// \param cCols the number of columns in the corner +/// \tparam NRowsType the type of the value handling the number of rows in the block, typically Index. +/// \tparam NColsType the type of the value handling the number of columns in the block, typically Index. /// /// Example: \include MatrixBase_bottomRightCorner_int_int.cpp /// Output: \verbinclude MatrixBase_bottomRightCorner_int_int.out /// +/// The number of rows \a blockRows and columns \a blockCols can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// -EIGEN_DEVICE_FUNC -inline BlockXpr bottomRightCorner(Index cRows, Index cCols) +template<typename NRowsType, typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename FixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type +#else +typename FixedBlockXpr<...,...>::Type +#endif +bottomRightCorner(NRowsType cRows, NColsType cCols) { - return BlockXpr(derived(), rows() - cRows, cols() - cCols, cRows, cCols); + return typename FixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type + (derived(), rows() - internal::get_runtime_value(cRows), cols() - internal::get_runtime_value(cCols), + internal::get_runtime_value(cRows), internal::get_runtime_value(cCols)); } -/// This is the const version of bottomRightCorner(Index, Index). -EIGEN_DEVICE_FUNC -inline const ConstBlockXpr bottomRightCorner(Index cRows, Index cCols) const +/// This is the const version of bottomRightCorner(NRowsType, NColsType). +template<typename NRowsType, typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstFixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type +#else +const typename ConstFixedBlockXpr<...,...>::Type +#endif +bottomRightCorner(NRowsType cRows, NColsType cCols) const { - return ConstBlockXpr(derived(), rows() - cRows, cols() - cCols, cRows, cCols); + return typename ConstFixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type + (derived(), rows() - internal::get_runtime_value(cRows), cols() - internal::get_runtime_value(cCols), + internal::get_runtime_value(cRows), internal::get_runtime_value(cCols)); } -/// \returns an expression of a fixed-size bottom-right corner of *this. +/// \returns an expression of a fixed-size bottom-right corner of \c *this. /// /// The template parameters CRows and CCols are the number of rows and columns in the corner. /// @@ -281,24 +383,24 @@ inline const ConstBlockXpr bottomRightCorner(Index cRows, Index cCols) const /// EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// template<int CRows, int CCols> -EIGEN_DEVICE_FUNC -inline typename FixedBlockXpr<CRows,CCols>::Type bottomRightCorner() +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedBlockXpr<CRows,CCols>::Type bottomRightCorner() { return typename FixedBlockXpr<CRows,CCols>::Type(derived(), rows() - CRows, cols() - CCols); } /// This is the const version of bottomRightCorner<int, int>(). template<int CRows, int CCols> -EIGEN_DEVICE_FUNC -inline const typename ConstFixedBlockXpr<CRows,CCols>::Type bottomRightCorner() const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +const typename ConstFixedBlockXpr<CRows,CCols>::Type bottomRightCorner() const { return typename ConstFixedBlockXpr<CRows,CCols>::Type(derived(), rows() - CRows, cols() - CCols); } -/// \returns an expression of a bottom-right corner of *this. +/// \returns an expression of a bottom-right corner of \c *this. /// /// \tparam CRows number of rows in corner as specified at compile-time /// \tparam CCols number of columns in corner as specified at compile-time @@ -318,46 +420,69 @@ EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// \sa class Block /// template<int CRows, int CCols> -inline typename FixedBlockXpr<CRows,CCols>::Type bottomRightCorner(Index cRows, Index cCols) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedBlockXpr<CRows,CCols>::Type bottomRightCorner(Index cRows, Index cCols) { return typename FixedBlockXpr<CRows,CCols>::Type(derived(), rows() - cRows, cols() - cCols, cRows, cCols); } /// This is the const version of bottomRightCorner<int, int>(Index, Index). template<int CRows, int CCols> -inline const typename ConstFixedBlockXpr<CRows,CCols>::Type bottomRightCorner(Index cRows, Index cCols) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +const typename ConstFixedBlockXpr<CRows,CCols>::Type bottomRightCorner(Index cRows, Index cCols) const { return typename ConstFixedBlockXpr<CRows,CCols>::Type(derived(), rows() - cRows, cols() - cCols, cRows, cCols); } -/// \returns a dynamic-size expression of a bottom-left corner of *this. +/// \returns an expression of a bottom-left corner of \c *this with either dynamic or fixed sizes. /// /// \param cRows the number of rows in the corner /// \param cCols the number of columns in the corner +/// \tparam NRowsType the type of the value handling the number of rows in the block, typically Index. +/// \tparam NColsType the type of the value handling the number of columns in the block, typically Index. /// /// Example: \include MatrixBase_bottomLeftCorner_int_int.cpp /// Output: \verbinclude MatrixBase_bottomLeftCorner_int_int.out /// +/// The number of rows \a blockRows and columns \a blockCols can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// -EIGEN_DEVICE_FUNC -inline BlockXpr bottomLeftCorner(Index cRows, Index cCols) +template<typename NRowsType, typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename FixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type +#else +typename FixedBlockXpr<...,...>::Type +#endif +bottomLeftCorner(NRowsType cRows, NColsType cCols) { - return BlockXpr(derived(), rows() - cRows, 0, cRows, cCols); + return typename FixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type + (derived(), rows() - internal::get_runtime_value(cRows), 0, + internal::get_runtime_value(cRows), internal::get_runtime_value(cCols)); } -/// This is the const version of bottomLeftCorner(Index, Index). -EIGEN_DEVICE_FUNC -inline const ConstBlockXpr bottomLeftCorner(Index cRows, Index cCols) const +/// This is the const version of bottomLeftCorner(NRowsType, NColsType). +template<typename NRowsType, typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename ConstFixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type +#else +typename ConstFixedBlockXpr<...,...>::Type +#endif +bottomLeftCorner(NRowsType cRows, NColsType cCols) const { - return ConstBlockXpr(derived(), rows() - cRows, 0, cRows, cCols); + return typename ConstFixedBlockXpr<internal::get_fixed_value<NRowsType>::value,internal::get_fixed_value<NColsType>::value>::Type + (derived(), rows() - internal::get_runtime_value(cRows), 0, + internal::get_runtime_value(cRows), internal::get_runtime_value(cCols)); } -/// \returns an expression of a fixed-size bottom-left corner of *this. +/// \returns an expression of a fixed-size bottom-left corner of \c *this. /// /// The template parameters CRows and CCols are the number of rows and columns in the corner. /// @@ -366,24 +491,24 @@ inline const ConstBlockXpr bottomLeftCorner(Index cRows, Index cCols) const /// EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// template<int CRows, int CCols> -EIGEN_DEVICE_FUNC -inline typename FixedBlockXpr<CRows,CCols>::Type bottomLeftCorner() +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedBlockXpr<CRows,CCols>::Type bottomLeftCorner() { return typename FixedBlockXpr<CRows,CCols>::Type(derived(), rows() - CRows, 0); } /// This is the const version of bottomLeftCorner<int, int>(). template<int CRows, int CCols> -EIGEN_DEVICE_FUNC -inline const typename ConstFixedBlockXpr<CRows,CCols>::Type bottomLeftCorner() const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +const typename ConstFixedBlockXpr<CRows,CCols>::Type bottomLeftCorner() const { return typename ConstFixedBlockXpr<CRows,CCols>::Type(derived(), rows() - CRows, 0); } -/// \returns an expression of a bottom-left corner of *this. +/// \returns an expression of a bottom-left corner of \c *this. /// /// \tparam CRows number of rows in corner as specified at compile-time /// \tparam CCols number of columns in corner as specified at compile-time @@ -403,45 +528,66 @@ EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// \sa class Block /// template<int CRows, int CCols> -inline typename FixedBlockXpr<CRows,CCols>::Type bottomLeftCorner(Index cRows, Index cCols) +EIGEN_STRONG_INLINE +typename FixedBlockXpr<CRows,CCols>::Type bottomLeftCorner(Index cRows, Index cCols) { return typename FixedBlockXpr<CRows,CCols>::Type(derived(), rows() - cRows, 0, cRows, cCols); } /// This is the const version of bottomLeftCorner<int, int>(Index, Index). template<int CRows, int CCols> -inline const typename ConstFixedBlockXpr<CRows,CCols>::Type bottomLeftCorner(Index cRows, Index cCols) const +EIGEN_STRONG_INLINE +const typename ConstFixedBlockXpr<CRows,CCols>::Type bottomLeftCorner(Index cRows, Index cCols) const { return typename ConstFixedBlockXpr<CRows,CCols>::Type(derived(), rows() - cRows, 0, cRows, cCols); } -/// \returns a block consisting of the top rows of *this. +/// \returns a block consisting of the top rows of \c *this. /// /// \param n the number of rows in the block +/// \tparam NRowsType the type of the value handling the number of rows in the block, typically Index. /// /// Example: \include MatrixBase_topRows_int.cpp /// Output: \verbinclude MatrixBase_topRows_int.out /// +/// The number of rows \a n can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. +/// See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(row-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// -EIGEN_DEVICE_FUNC -inline RowsBlockXpr topRows(Index n) +template<typename NRowsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename NRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type +#else +typename NRowsBlockXpr<...>::Type +#endif +topRows(NRowsType n) { - return RowsBlockXpr(derived(), 0, 0, n, cols()); + return typename NRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type + (derived(), 0, 0, internal::get_runtime_value(n), cols()); } -/// This is the const version of topRows(Index). -EIGEN_DEVICE_FUNC -inline ConstRowsBlockXpr topRows(Index n) const +/// This is the const version of topRows(NRowsType). +template<typename NRowsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstNRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type +#else +const typename ConstNRowsBlockXpr<...>::Type +#endif +topRows(NRowsType n) const { - return ConstRowsBlockXpr(derived(), 0, 0, n, cols()); + return typename ConstNRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type + (derived(), 0, 0, internal::get_runtime_value(n), cols()); } -/// \returns a block consisting of the top rows of *this. +/// \returns a block consisting of the top rows of \c *this. /// /// \tparam N the number of rows in the block as specified at compile-time /// \param n the number of rows in the block as specified at run-time @@ -454,50 +600,69 @@ inline ConstRowsBlockXpr topRows(Index n) const /// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(row-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// template<int N> -EIGEN_DEVICE_FUNC -inline typename NRowsBlockXpr<N>::Type topRows(Index n = N) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename NRowsBlockXpr<N>::Type topRows(Index n = N) { return typename NRowsBlockXpr<N>::Type(derived(), 0, 0, n, cols()); } /// This is the const version of topRows<int>(). template<int N> -EIGEN_DEVICE_FUNC -inline typename ConstNRowsBlockXpr<N>::Type topRows(Index n = N) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename ConstNRowsBlockXpr<N>::Type topRows(Index n = N) const { return typename ConstNRowsBlockXpr<N>::Type(derived(), 0, 0, n, cols()); } -/// \returns a block consisting of the bottom rows of *this. +/// \returns a block consisting of the bottom rows of \c *this. /// /// \param n the number of rows in the block +/// \tparam NRowsType the type of the value handling the number of rows in the block, typically Index. /// /// Example: \include MatrixBase_bottomRows_int.cpp /// Output: \verbinclude MatrixBase_bottomRows_int.out /// +/// The number of rows \a n can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. +/// See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(row-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// -EIGEN_DEVICE_FUNC -inline RowsBlockXpr bottomRows(Index n) +template<typename NRowsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename NRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type +#else +typename NRowsBlockXpr<...>::Type +#endif +bottomRows(NRowsType n) { - return RowsBlockXpr(derived(), rows() - n, 0, n, cols()); + return typename NRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type + (derived(), rows() - internal::get_runtime_value(n), 0, internal::get_runtime_value(n), cols()); } -/// This is the const version of bottomRows(Index). -EIGEN_DEVICE_FUNC -inline ConstRowsBlockXpr bottomRows(Index n) const +/// This is the const version of bottomRows(NRowsType). +template<typename NRowsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstNRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type +#else +const typename ConstNRowsBlockXpr<...>::Type +#endif +bottomRows(NRowsType n) const { - return ConstRowsBlockXpr(derived(), rows() - n, 0, n, cols()); + return typename ConstNRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type + (derived(), rows() - internal::get_runtime_value(n), 0, internal::get_runtime_value(n), cols()); } -/// \returns a block consisting of the bottom rows of *this. +/// \returns a block consisting of the bottom rows of \c *this. /// /// \tparam N the number of rows in the block as specified at compile-time /// \param n the number of rows in the block as specified at run-time @@ -510,51 +675,70 @@ inline ConstRowsBlockXpr bottomRows(Index n) const /// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(row-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// template<int N> -EIGEN_DEVICE_FUNC -inline typename NRowsBlockXpr<N>::Type bottomRows(Index n = N) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename NRowsBlockXpr<N>::Type bottomRows(Index n = N) { return typename NRowsBlockXpr<N>::Type(derived(), rows() - n, 0, n, cols()); } /// This is the const version of bottomRows<int>(). template<int N> -EIGEN_DEVICE_FUNC -inline typename ConstNRowsBlockXpr<N>::Type bottomRows(Index n = N) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename ConstNRowsBlockXpr<N>::Type bottomRows(Index n = N) const { return typename ConstNRowsBlockXpr<N>::Type(derived(), rows() - n, 0, n, cols()); } -/// \returns a block consisting of a range of rows of *this. +/// \returns a block consisting of a range of rows of \c *this. /// /// \param startRow the index of the first row in the block /// \param n the number of rows in the block +/// \tparam NRowsType the type of the value handling the number of rows in the block, typically Index. /// /// Example: \include DenseBase_middleRows_int.cpp /// Output: \verbinclude DenseBase_middleRows_int.out /// +/// The number of rows \a n can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. +/// See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(row-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// -EIGEN_DEVICE_FUNC -inline RowsBlockXpr middleRows(Index startRow, Index n) +template<typename NRowsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename NRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type +#else +typename NRowsBlockXpr<...>::Type +#endif +middleRows(Index startRow, NRowsType n) { - return RowsBlockXpr(derived(), startRow, 0, n, cols()); + return typename NRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type + (derived(), startRow, 0, internal::get_runtime_value(n), cols()); } -/// This is the const version of middleRows(Index,Index). -EIGEN_DEVICE_FUNC -inline ConstRowsBlockXpr middleRows(Index startRow, Index n) const +/// This is the const version of middleRows(Index,NRowsType). +template<typename NRowsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstNRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type +#else +const typename ConstNRowsBlockXpr<...>::Type +#endif +middleRows(Index startRow, NRowsType n) const { - return ConstRowsBlockXpr(derived(), startRow, 0, n, cols()); + return typename ConstNRowsBlockXpr<internal::get_fixed_value<NRowsType>::value>::Type + (derived(), startRow, 0, internal::get_runtime_value(n), cols()); } -/// \returns a block consisting of a range of rows of *this. +/// \returns a block consisting of a range of rows of \c *this. /// /// \tparam N the number of rows in the block as specified at compile-time /// \param startRow the index of the first row in the block @@ -568,50 +752,69 @@ inline ConstRowsBlockXpr middleRows(Index startRow, Index n) const /// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(row-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// template<int N> -EIGEN_DEVICE_FUNC -inline typename NRowsBlockXpr<N>::Type middleRows(Index startRow, Index n = N) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename NRowsBlockXpr<N>::Type middleRows(Index startRow, Index n = N) { return typename NRowsBlockXpr<N>::Type(derived(), startRow, 0, n, cols()); } /// This is the const version of middleRows<int>(). template<int N> -EIGEN_DEVICE_FUNC -inline typename ConstNRowsBlockXpr<N>::Type middleRows(Index startRow, Index n = N) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename ConstNRowsBlockXpr<N>::Type middleRows(Index startRow, Index n = N) const { return typename ConstNRowsBlockXpr<N>::Type(derived(), startRow, 0, n, cols()); } -/// \returns a block consisting of the left columns of *this. +/// \returns a block consisting of the left columns of \c *this. /// /// \param n the number of columns in the block +/// \tparam NColsType the type of the value handling the number of columns in the block, typically Index. /// /// Example: \include MatrixBase_leftCols_int.cpp /// Output: \verbinclude MatrixBase_leftCols_int.out /// +/// The number of columns \a n can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. +/// See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(column-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// -EIGEN_DEVICE_FUNC -inline ColsBlockXpr leftCols(Index n) +template<typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename NColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type +#else +typename NColsBlockXpr<...>::Type +#endif +leftCols(NColsType n) { - return ColsBlockXpr(derived(), 0, 0, rows(), n); + return typename NColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type + (derived(), 0, 0, rows(), internal::get_runtime_value(n)); } -/// This is the const version of leftCols(Index). -EIGEN_DEVICE_FUNC -inline ConstColsBlockXpr leftCols(Index n) const +/// This is the const version of leftCols(NColsType). +template<typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstNColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type +#else +const typename ConstNColsBlockXpr<...>::Type +#endif +leftCols(NColsType n) const { - return ConstColsBlockXpr(derived(), 0, 0, rows(), n); + return typename ConstNColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type + (derived(), 0, 0, rows(), internal::get_runtime_value(n)); } -/// \returns a block consisting of the left columns of *this. +/// \returns a block consisting of the left columns of \c *this. /// /// \tparam N the number of columns in the block as specified at compile-time /// \param n the number of columns in the block as specified at run-time @@ -624,50 +827,69 @@ inline ConstColsBlockXpr leftCols(Index n) const /// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(column-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// template<int N> -EIGEN_DEVICE_FUNC -inline typename NColsBlockXpr<N>::Type leftCols(Index n = N) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename NColsBlockXpr<N>::Type leftCols(Index n = N) { return typename NColsBlockXpr<N>::Type(derived(), 0, 0, rows(), n); } /// This is the const version of leftCols<int>(). template<int N> -EIGEN_DEVICE_FUNC -inline typename ConstNColsBlockXpr<N>::Type leftCols(Index n = N) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename ConstNColsBlockXpr<N>::Type leftCols(Index n = N) const { return typename ConstNColsBlockXpr<N>::Type(derived(), 0, 0, rows(), n); } -/// \returns a block consisting of the right columns of *this. +/// \returns a block consisting of the right columns of \c *this. /// /// \param n the number of columns in the block +/// \tparam NColsType the type of the value handling the number of columns in the block, typically Index. /// /// Example: \include MatrixBase_rightCols_int.cpp /// Output: \verbinclude MatrixBase_rightCols_int.out /// +/// The number of columns \a n can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. +/// See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(column-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// -EIGEN_DEVICE_FUNC -inline ColsBlockXpr rightCols(Index n) +template<typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename NColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type +#else +typename NColsBlockXpr<...>::Type +#endif +rightCols(NColsType n) { - return ColsBlockXpr(derived(), 0, cols() - n, rows(), n); + return typename NColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type + (derived(), 0, cols() - internal::get_runtime_value(n), rows(), internal::get_runtime_value(n)); } -/// This is the const version of rightCols(Index). -EIGEN_DEVICE_FUNC -inline ConstColsBlockXpr rightCols(Index n) const +/// This is the const version of rightCols(NColsType). +template<typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstNColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type +#else +const typename ConstNColsBlockXpr<...>::Type +#endif +rightCols(NColsType n) const { - return ConstColsBlockXpr(derived(), 0, cols() - n, rows(), n); + return typename ConstNColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type + (derived(), 0, cols() - internal::get_runtime_value(n), rows(), internal::get_runtime_value(n)); } -/// \returns a block consisting of the right columns of *this. +/// \returns a block consisting of the right columns of \c *this. /// /// \tparam N the number of columns in the block as specified at compile-time /// \param n the number of columns in the block as specified at run-time @@ -680,51 +902,70 @@ inline ConstColsBlockXpr rightCols(Index n) const /// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(column-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// template<int N> -EIGEN_DEVICE_FUNC -inline typename NColsBlockXpr<N>::Type rightCols(Index n = N) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename NColsBlockXpr<N>::Type rightCols(Index n = N) { return typename NColsBlockXpr<N>::Type(derived(), 0, cols() - n, rows(), n); } /// This is the const version of rightCols<int>(). template<int N> -EIGEN_DEVICE_FUNC -inline typename ConstNColsBlockXpr<N>::Type rightCols(Index n = N) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename ConstNColsBlockXpr<N>::Type rightCols(Index n = N) const { return typename ConstNColsBlockXpr<N>::Type(derived(), 0, cols() - n, rows(), n); } -/// \returns a block consisting of a range of columns of *this. +/// \returns a block consisting of a range of columns of \c *this. /// /// \param startCol the index of the first column in the block /// \param numCols the number of columns in the block +/// \tparam NColsType the type of the value handling the number of columns in the block, typically Index. /// /// Example: \include DenseBase_middleCols_int.cpp /// Output: \verbinclude DenseBase_middleCols_int.out /// +/// The number of columns \a n can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. +/// See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(column-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// -EIGEN_DEVICE_FUNC -inline ColsBlockXpr middleCols(Index startCol, Index numCols) +template<typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename NColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type +#else +typename NColsBlockXpr<...>::Type +#endif +middleCols(Index startCol, NColsType numCols) { - return ColsBlockXpr(derived(), 0, startCol, rows(), numCols); + return typename NColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type + (derived(), 0, startCol, rows(), internal::get_runtime_value(numCols)); } -/// This is the const version of middleCols(Index,Index). -EIGEN_DEVICE_FUNC -inline ConstColsBlockXpr middleCols(Index startCol, Index numCols) const +/// This is the const version of middleCols(Index,NColsType). +template<typename NColsType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstNColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type +#else +const typename ConstNColsBlockXpr<...>::Type +#endif +middleCols(Index startCol, NColsType numCols) const { - return ConstColsBlockXpr(derived(), 0, startCol, rows(), numCols); + return typename ConstNColsBlockXpr<internal::get_fixed_value<NColsType>::value>::Type + (derived(), 0, startCol, rows(), internal::get_runtime_value(numCols)); } -/// \returns a block consisting of a range of columns of *this. +/// \returns a block consisting of a range of columns of \c *this. /// /// \tparam N the number of columns in the block as specified at compile-time /// \param startCol the index of the first column in the block @@ -738,26 +979,26 @@ inline ConstColsBlockXpr middleCols(Index startCol, Index numCols) const /// EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(column-major) /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// template<int N> -EIGEN_DEVICE_FUNC -inline typename NColsBlockXpr<N>::Type middleCols(Index startCol, Index n = N) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename NColsBlockXpr<N>::Type middleCols(Index startCol, Index n = N) { return typename NColsBlockXpr<N>::Type(derived(), 0, startCol, rows(), n); } /// This is the const version of middleCols<int>(). template<int N> -EIGEN_DEVICE_FUNC -inline typename ConstNColsBlockXpr<N>::Type middleCols(Index startCol, Index n = N) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename ConstNColsBlockXpr<N>::Type middleCols(Index startCol, Index n = N) const { return typename ConstNColsBlockXpr<N>::Type(derived(), 0, startCol, rows(), n); } -/// \returns a fixed-size expression of a block in *this. +/// \returns a fixed-size expression of a block of \c *this. /// /// The template parameters \a NRows and \a NCols are the number of /// rows and columns in the block. @@ -768,29 +1009,35 @@ inline typename ConstNColsBlockXpr<N>::Type middleCols(Index startCol, Index n = /// Example: \include MatrixBase_block_int_int.cpp /// Output: \verbinclude MatrixBase_block_int_int.out /// +/// \note The usage of of this overload is discouraged from %Eigen 3.4, better used the generic +/// block(Index,Index,NRowsType,NColsType), here is the one-to-one equivalence: +/// \code +/// mat.template block<NRows,NCols>(i,j) <--> mat.block(i,j,fix<NRows>,fix<NCols>) +/// \endcode +/// /// \note since block is a templated member, the keyword template has to be used /// if the matrix type is also a template parameter: \code m.template block<3,3>(1,1); \endcode /// EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// template<int NRows, int NCols> -EIGEN_DEVICE_FUNC -inline typename FixedBlockXpr<NRows,NCols>::Type block(Index startRow, Index startCol) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedBlockXpr<NRows,NCols>::Type block(Index startRow, Index startCol) { return typename FixedBlockXpr<NRows,NCols>::Type(derived(), startRow, startCol); } /// This is the const version of block<>(Index, Index). */ template<int NRows, int NCols> -EIGEN_DEVICE_FUNC -inline const typename ConstFixedBlockXpr<NRows,NCols>::Type block(Index startRow, Index startCol) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +const typename ConstFixedBlockXpr<NRows,NCols>::Type block(Index startRow, Index startCol) const { return typename ConstFixedBlockXpr<NRows,NCols>::Type(derived(), startRow, startCol); } -/// \returns an expression of a block in *this. +/// \returns an expression of a block of \c *this. /// /// \tparam NRows number of rows in block as specified at compile-time /// \tparam NCols number of columns in block as specified at compile-time @@ -805,14 +1052,25 @@ inline const typename ConstFixedBlockXpr<NRows,NCols>::Type block(Index startRow /// \a NRows is \a Dynamic, and the same for the number of columns. /// /// Example: \include MatrixBase_template_int_int_block_int_int_int_int.cpp -/// Output: \verbinclude MatrixBase_template_int_int_block_int_int_int_int.cpp +/// Output: \verbinclude MatrixBase_template_int_int_block_int_int_int_int.out +/// +/// \note The usage of of this overload is discouraged from %Eigen 3.4, better used the generic +/// block(Index,Index,NRowsType,NColsType), here is the one-to-one complete equivalence: +/// \code +/// mat.template block<NRows,NCols>(i,j,rows,cols) <--> mat.block(i,j,fix<NRows>(rows),fix<NCols>(cols)) +/// \endcode +/// If we known that, e.g., NRows==Dynamic and NCols!=Dynamic, then the equivalence becomes: +/// \code +/// mat.template block<Dynamic,NCols>(i,j,rows,NCols) <--> mat.block(i,j,rows,fix<NCols>) +/// \endcode /// EIGEN_DOC_BLOCK_ADDONS_NOT_INNER_PANEL /// -/// \sa class Block, block(Index,Index,Index,Index) +/// \sa block(Index,Index,NRowsType,NColsType), class Block /// template<int NRows, int NCols> -inline typename FixedBlockXpr<NRows,NCols>::Type block(Index startRow, Index startCol, +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedBlockXpr<NRows,NCols>::Type block(Index startRow, Index startCol, Index blockRows, Index blockCols) { return typename FixedBlockXpr<NRows,NCols>::Type(derived(), startRow, startCol, blockRows, blockCols); @@ -820,13 +1078,14 @@ inline typename FixedBlockXpr<NRows,NCols>::Type block(Index startRow, Index sta /// This is the const version of block<>(Index, Index, Index, Index). template<int NRows, int NCols> -inline const typename ConstFixedBlockXpr<NRows,NCols>::Type block(Index startRow, Index startCol, +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +const typename ConstFixedBlockXpr<NRows,NCols>::Type block(Index startRow, Index startCol, Index blockRows, Index blockCols) const { return typename ConstFixedBlockXpr<NRows,NCols>::Type(derived(), startRow, startCol, blockRows, blockCols); } -/// \returns an expression of the \a i-th column of *this. Note that the numbering starts at 0. +/// \returns an expression of the \a i-th column of \c *this. Note that the numbering starts at 0. /// /// Example: \include MatrixBase_col.cpp /// Output: \verbinclude MatrixBase_col.out @@ -834,20 +1093,20 @@ inline const typename ConstFixedBlockXpr<NRows,NCols>::Type block(Index startRow EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(column-major) /** * \sa row(), class Block */ -EIGEN_DEVICE_FUNC -inline ColXpr col(Index i) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +ColXpr col(Index i) { return ColXpr(derived(), i); } /// This is the const version of col(). -EIGEN_DEVICE_FUNC -inline ConstColXpr col(Index i) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +ConstColXpr col(Index i) const { return ConstColXpr(derived(), i); } -/// \returns an expression of the \a i-th row of *this. Note that the numbering starts at 0. +/// \returns an expression of the \a i-th row of \c *this. Note that the numbering starts at 0. /// /// Example: \include MatrixBase_row.cpp /// Output: \verbinclude MatrixBase_row.out @@ -855,109 +1114,166 @@ inline ConstColXpr col(Index i) const EIGEN_DOC_BLOCK_ADDONS_INNER_PANEL_IF(row-major) /** * \sa col(), class Block */ -EIGEN_DEVICE_FUNC -inline RowXpr row(Index i) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +RowXpr row(Index i) { return RowXpr(derived(), i); } /// This is the const version of row(). */ -EIGEN_DEVICE_FUNC -inline ConstRowXpr row(Index i) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +ConstRowXpr row(Index i) const { return ConstRowXpr(derived(), i); } -/// \returns a dynamic-size expression of a segment (i.e. a vector block) in *this. +/// \returns an expression of a segment (i.e. a vector block) in \c *this with either dynamic or fixed sizes. /// /// \only_for_vectors /// /// \param start the first coefficient in the segment /// \param n the number of coefficients in the segment +/// \tparam NType the type of the value handling the number of coefficients in the segment, typically Index. /// /// Example: \include MatrixBase_segment_int_int.cpp /// Output: \verbinclude MatrixBase_segment_int_int.out /// -/// \note Even though the returned expression has dynamic size, in the case +/// The number of coefficients \a n can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. +/// See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// +/// \note Even in the case that the returned expression has dynamic size, in the case /// when it is applied to a fixed-size vector, it inherits a fixed maximal size, /// which means that evaluating it does not cause a dynamic memory allocation. /// -/// \sa class Block, segment(Index) +/// \sa block(Index,Index,NRowsType,NColsType), fix<N>, fix<N>(int), class Block /// -EIGEN_DEVICE_FUNC -inline SegmentReturnType segment(Index start, Index n) +template<typename NType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename FixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type +#else +typename FixedSegmentReturnType<...>::Type +#endif +segment(Index start, NType n) { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) - return SegmentReturnType(derived(), start, n); + return typename FixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type + (derived(), start, internal::get_runtime_value(n)); } -/// This is the const version of segment(Index,Index). -EIGEN_DEVICE_FUNC -inline ConstSegmentReturnType segment(Index start, Index n) const +/// This is the const version of segment(Index,NType). +template<typename NType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstFixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type +#else +const typename ConstFixedSegmentReturnType<...>::Type +#endif +segment(Index start, NType n) const { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) - return ConstSegmentReturnType(derived(), start, n); + return typename ConstFixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type + (derived(), start, internal::get_runtime_value(n)); } -/// \returns a dynamic-size expression of the first coefficients of *this. +/// \returns an expression of the first coefficients of \c *this with either dynamic or fixed sizes. /// /// \only_for_vectors /// /// \param n the number of coefficients in the segment +/// \tparam NType the type of the value handling the number of coefficients in the segment, typically Index. /// /// Example: \include MatrixBase_start_int.cpp /// Output: \verbinclude MatrixBase_start_int.out /// -/// \note Even though the returned expression has dynamic size, in the case +/// The number of coefficients \a n can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. +/// See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// +/// \note Even in the case that the returned expression has dynamic size, in the case /// when it is applied to a fixed-size vector, it inherits a fixed maximal size, /// which means that evaluating it does not cause a dynamic memory allocation. /// /// \sa class Block, block(Index,Index) /// -EIGEN_DEVICE_FUNC -inline SegmentReturnType head(Index n) +template<typename NType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename FixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type +#else +typename FixedSegmentReturnType<...>::Type +#endif +head(NType n) { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) - return SegmentReturnType(derived(), 0, n); + return typename FixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type + (derived(), 0, internal::get_runtime_value(n)); } -/// This is the const version of head(Index). -EIGEN_DEVICE_FUNC -inline ConstSegmentReturnType head(Index n) const +/// This is the const version of head(NType). +template<typename NType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstFixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type +#else +const typename ConstFixedSegmentReturnType<...>::Type +#endif +head(NType n) const { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) - return ConstSegmentReturnType(derived(), 0, n); + return typename ConstFixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type + (derived(), 0, internal::get_runtime_value(n)); } -/// \returns a dynamic-size expression of the last coefficients of *this. +/// \returns an expression of a last coefficients of \c *this with either dynamic or fixed sizes. /// /// \only_for_vectors /// /// \param n the number of coefficients in the segment +/// \tparam NType the type of the value handling the number of coefficients in the segment, typically Index. /// /// Example: \include MatrixBase_end_int.cpp /// Output: \verbinclude MatrixBase_end_int.out /// -/// \note Even though the returned expression has dynamic size, in the case +/// The number of coefficients \a n can also be specified at compile-time by passing Eigen::fix<N>, +/// or Eigen::fix<N>(n) as arguments. +/// See \link block(Index,Index,NRowsType,NColsType) block() \endlink for the details. +/// +/// \note Even in the case that the returned expression has dynamic size, in the case /// when it is applied to a fixed-size vector, it inherits a fixed maximal size, /// which means that evaluating it does not cause a dynamic memory allocation. /// /// \sa class Block, block(Index,Index) /// -EIGEN_DEVICE_FUNC -inline SegmentReturnType tail(Index n) +template<typename NType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +typename FixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type +#else +typename FixedSegmentReturnType<...>::Type +#endif +tail(NType n) { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) - return SegmentReturnType(derived(), this->size() - n, n); + return typename FixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type + (derived(), this->size() - internal::get_runtime_value(n), internal::get_runtime_value(n)); } /// This is the const version of tail(Index). -EIGEN_DEVICE_FUNC -inline ConstSegmentReturnType tail(Index n) const +template<typename NType> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +#ifndef EIGEN_PARSED_BY_DOXYGEN +const typename ConstFixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type +#else +const typename ConstFixedSegmentReturnType<...>::Type +#endif +tail(NType n) const { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) - return ConstSegmentReturnType(derived(), this->size() - n, n); + return typename ConstFixedSegmentReturnType<internal::get_fixed_value<NType>::value>::Type + (derived(), this->size() - internal::get_runtime_value(n), internal::get_runtime_value(n)); } /// \returns a fixed-size expression of a segment (i.e. a vector block) in \c *this @@ -974,11 +1290,11 @@ inline ConstSegmentReturnType tail(Index n) const /// Example: \include MatrixBase_template_int_segment.cpp /// Output: \verbinclude MatrixBase_template_int_segment.out /// -/// \sa class Block +/// \sa segment(Index,NType), class Block /// template<int N> -EIGEN_DEVICE_FUNC -inline typename FixedSegmentReturnType<N>::Type segment(Index start, Index n = N) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedSegmentReturnType<N>::Type segment(Index start, Index n = N) { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) return typename FixedSegmentReturnType<N>::Type(derived(), start, n); @@ -986,14 +1302,14 @@ inline typename FixedSegmentReturnType<N>::Type segment(Index start, Index n = N /// This is the const version of segment<int>(Index). template<int N> -EIGEN_DEVICE_FUNC -inline typename ConstFixedSegmentReturnType<N>::Type segment(Index start, Index n = N) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename ConstFixedSegmentReturnType<N>::Type segment(Index start, Index n = N) const { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) return typename ConstFixedSegmentReturnType<N>::Type(derived(), start, n); } -/// \returns a fixed-size expression of the first coefficients of *this. +/// \returns a fixed-size expression of the first coefficients of \c *this. /// /// \only_for_vectors /// @@ -1006,11 +1322,11 @@ inline typename ConstFixedSegmentReturnType<N>::Type segment(Index start, Index /// Example: \include MatrixBase_template_int_start.cpp /// Output: \verbinclude MatrixBase_template_int_start.out /// -/// \sa class Block +/// \sa head(NType), class Block /// template<int N> -EIGEN_DEVICE_FUNC -inline typename FixedSegmentReturnType<N>::Type head(Index n = N) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedSegmentReturnType<N>::Type head(Index n = N) { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) return typename FixedSegmentReturnType<N>::Type(derived(), 0, n); @@ -1018,14 +1334,14 @@ inline typename FixedSegmentReturnType<N>::Type head(Index n = N) /// This is the const version of head<int>(). template<int N> -EIGEN_DEVICE_FUNC -inline typename ConstFixedSegmentReturnType<N>::Type head(Index n = N) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename ConstFixedSegmentReturnType<N>::Type head(Index n = N) const { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) return typename ConstFixedSegmentReturnType<N>::Type(derived(), 0, n); } -/// \returns a fixed-size expression of the last coefficients of *this. +/// \returns a fixed-size expression of the last coefficients of \c *this. /// /// \only_for_vectors /// @@ -1038,11 +1354,11 @@ inline typename ConstFixedSegmentReturnType<N>::Type head(Index n = N) const /// Example: \include MatrixBase_template_int_end.cpp /// Output: \verbinclude MatrixBase_template_int_end.out /// -/// \sa class Block +/// \sa tail(NType), class Block /// template<int N> -EIGEN_DEVICE_FUNC -inline typename FixedSegmentReturnType<N>::Type tail(Index n = N) +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename FixedSegmentReturnType<N>::Type tail(Index n = N) { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) return typename FixedSegmentReturnType<N>::Type(derived(), size() - n); @@ -1050,9 +1366,77 @@ inline typename FixedSegmentReturnType<N>::Type tail(Index n = N) /// This is the const version of tail<int>. template<int N> -EIGEN_DEVICE_FUNC -inline typename ConstFixedSegmentReturnType<N>::Type tail(Index n = N) const +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename ConstFixedSegmentReturnType<N>::Type tail(Index n = N) const { EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived) return typename ConstFixedSegmentReturnType<N>::Type(derived(), size() - n); } + +/// \returns the \a outer -th column (resp. row) of the matrix \c *this if \c *this +/// is col-major (resp. row-major). +/// +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +InnerVectorReturnType innerVector(Index outer) +{ return InnerVectorReturnType(derived(), outer); } + +/// \returns the \a outer -th column (resp. row) of the matrix \c *this if \c *this +/// is col-major (resp. row-major). Read-only. +/// +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +const ConstInnerVectorReturnType innerVector(Index outer) const +{ return ConstInnerVectorReturnType(derived(), outer); } + +/// \returns the \a outer -th column (resp. row) of the matrix \c *this if \c *this +/// is col-major (resp. row-major). +/// +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +InnerVectorsReturnType +innerVectors(Index outerStart, Index outerSize) +{ + return Block<Derived,Dynamic,Dynamic,true>(derived(), + IsRowMajor ? outerStart : 0, IsRowMajor ? 0 : outerStart, + IsRowMajor ? outerSize : rows(), IsRowMajor ? cols() : outerSize); + +} + +/// \returns the \a outer -th column (resp. row) of the matrix \c *this if \c *this +/// is col-major (resp. row-major). Read-only. +/// +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +const ConstInnerVectorsReturnType +innerVectors(Index outerStart, Index outerSize) const +{ + return Block<const Derived,Dynamic,Dynamic,true>(derived(), + IsRowMajor ? outerStart : 0, IsRowMajor ? 0 : outerStart, + IsRowMajor ? outerSize : rows(), IsRowMajor ? cols() : outerSize); + +} + +/** \returns the i-th subvector (column or vector) according to the \c Direction + * \sa subVectors() + */ +template<DirectionType Direction> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename internal::conditional<Direction==Vertical,ColXpr,RowXpr>::type +subVector(Index i) +{ + return typename internal::conditional<Direction==Vertical,ColXpr,RowXpr>::type(derived(),i); +} + +/** This is the const version of subVector(Index) */ +template<DirectionType Direction> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE +typename internal::conditional<Direction==Vertical,ConstColXpr,ConstRowXpr>::type +subVector(Index i) const +{ + return typename internal::conditional<Direction==Vertical,ConstColXpr,ConstRowXpr>::type(derived(),i); +} + +/** \returns the number of subvectors (rows or columns) in the direction \c Direction + * \sa subVector(Index) + */ +template<DirectionType Direction> +EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE EIGEN_CONSTEXPR +Index subVectors() const +{ return (Direction==Vertical)?cols():rows(); } |