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| | #ifndef EIGEN_BLOCK_H |
| | #define EIGEN_BLOCK_H |
| |
|
| | namespace Eigen { |
| |
|
| | namespace internal { |
| | template<typename XprType, int BlockRows, int BlockCols, bool InnerPanel> |
| | struct traits<Block<XprType, BlockRows, BlockCols, InnerPanel> > : traits<XprType> |
| | { |
| | typedef typename traits<XprType>::Scalar Scalar; |
| | typedef typename traits<XprType>::StorageKind StorageKind; |
| | typedef typename traits<XprType>::XprKind XprKind; |
| | typedef typename ref_selector<XprType>::type XprTypeNested; |
| | typedef typename remove_reference<XprTypeNested>::type _XprTypeNested; |
| | enum{ |
| | MatrixRows = traits<XprType>::RowsAtCompileTime, |
| | MatrixCols = traits<XprType>::ColsAtCompileTime, |
| | RowsAtCompileTime = MatrixRows == 0 ? 0 : BlockRows, |
| | ColsAtCompileTime = MatrixCols == 0 ? 0 : BlockCols, |
| | MaxRowsAtCompileTime = BlockRows==0 ? 0 |
| | : RowsAtCompileTime != Dynamic ? int(RowsAtCompileTime) |
| | : int(traits<XprType>::MaxRowsAtCompileTime), |
| | MaxColsAtCompileTime = BlockCols==0 ? 0 |
| | : ColsAtCompileTime != Dynamic ? int(ColsAtCompileTime) |
| | : int(traits<XprType>::MaxColsAtCompileTime), |
| |
|
| | XprTypeIsRowMajor = (int(traits<XprType>::Flags)&RowMajorBit) != 0, |
| | IsRowMajor = (MaxRowsAtCompileTime==1&&MaxColsAtCompileTime!=1) ? 1 |
| | : (MaxColsAtCompileTime==1&&MaxRowsAtCompileTime!=1) ? 0 |
| | : XprTypeIsRowMajor, |
| | HasSameStorageOrderAsXprType = (IsRowMajor == XprTypeIsRowMajor), |
| | InnerSize = IsRowMajor ? int(ColsAtCompileTime) : int(RowsAtCompileTime), |
| | InnerStrideAtCompileTime = HasSameStorageOrderAsXprType |
| | ? int(inner_stride_at_compile_time<XprType>::ret) |
| | : int(outer_stride_at_compile_time<XprType>::ret), |
| | OuterStrideAtCompileTime = HasSameStorageOrderAsXprType |
| | ? int(outer_stride_at_compile_time<XprType>::ret) |
| | : int(inner_stride_at_compile_time<XprType>::ret), |
| |
|
| | |
| | FlagsLvalueBit = is_lvalue<XprType>::value ? LvalueBit : 0, |
| | FlagsRowMajorBit = IsRowMajor ? RowMajorBit : 0, |
| | Flags = (traits<XprType>::Flags & (DirectAccessBit | (InnerPanel?CompressedAccessBit:0))) | FlagsLvalueBit | FlagsRowMajorBit, |
| | |
| | |
| | |
| | |
| | Alignment = 0 |
| | }; |
| | }; |
| |
|
| | template<typename XprType, int BlockRows=Dynamic, int BlockCols=Dynamic, bool InnerPanel = false, |
| | bool HasDirectAccess = internal::has_direct_access<XprType>::ret> class BlockImpl_dense; |
| |
|
| | } |
| |
|
| | template<typename XprType, int BlockRows, int BlockCols, bool InnerPanel, typename StorageKind> class BlockImpl; |
| |
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| | |
| | template<typename XprType, int BlockRows, int BlockCols, bool InnerPanel> class Block |
| | : public BlockImpl<XprType, BlockRows, BlockCols, InnerPanel, typename internal::traits<XprType>::StorageKind> |
| | { |
| | typedef BlockImpl<XprType, BlockRows, BlockCols, InnerPanel, typename internal::traits<XprType>::StorageKind> Impl; |
| | public: |
| | |
| | typedef Impl Base; |
| | EIGEN_GENERIC_PUBLIC_INTERFACE(Block) |
| | EIGEN_INHERIT_ASSIGNMENT_OPERATORS(Block) |
| |
|
| | typedef typename internal::remove_all<XprType>::type NestedExpression; |
| |
|
| | |
| | |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | Block(XprType& xpr, Index i) : Impl(xpr,i) |
| | { |
| | eigen_assert( (i>=0) && ( |
| | ((BlockRows==1) && (BlockCols==XprType::ColsAtCompileTime) && i<xpr.rows()) |
| | ||((BlockRows==XprType::RowsAtCompileTime) && (BlockCols==1) && i<xpr.cols()))); |
| | } |
| |
|
| | |
| | |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | Block(XprType& xpr, Index startRow, Index startCol) |
| | : Impl(xpr, startRow, startCol) |
| | { |
| | EIGEN_STATIC_ASSERT(RowsAtCompileTime!=Dynamic && ColsAtCompileTime!=Dynamic,THIS_METHOD_IS_ONLY_FOR_FIXED_SIZE) |
| | eigen_assert(startRow >= 0 && BlockRows >= 0 && startRow + BlockRows <= xpr.rows() |
| | && startCol >= 0 && BlockCols >= 0 && startCol + BlockCols <= xpr.cols()); |
| | } |
| |
|
| | |
| | |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | Block(XprType& xpr, |
| | Index startRow, Index startCol, |
| | Index blockRows, Index blockCols) |
| | : Impl(xpr, startRow, startCol, blockRows, blockCols) |
| | { |
| | eigen_assert((RowsAtCompileTime==Dynamic || RowsAtCompileTime==blockRows) |
| | && (ColsAtCompileTime==Dynamic || ColsAtCompileTime==blockCols)); |
| | eigen_assert(startRow >= 0 && blockRows >= 0 && startRow <= xpr.rows() - blockRows |
| | && startCol >= 0 && blockCols >= 0 && startCol <= xpr.cols() - blockCols); |
| | } |
| | }; |
| |
|
| | |
| | |
| | template<typename XprType, int BlockRows, int BlockCols, bool InnerPanel> |
| | class BlockImpl<XprType, BlockRows, BlockCols, InnerPanel, Dense> |
| | : public internal::BlockImpl_dense<XprType, BlockRows, BlockCols, InnerPanel> |
| | { |
| | typedef internal::BlockImpl_dense<XprType, BlockRows, BlockCols, InnerPanel> Impl; |
| | typedef typename XprType::StorageIndex StorageIndex; |
| | public: |
| | typedef Impl Base; |
| | EIGEN_INHERIT_ASSIGNMENT_OPERATORS(BlockImpl) |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE BlockImpl(XprType& xpr, Index i) : Impl(xpr,i) {} |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE BlockImpl(XprType& xpr, Index startRow, Index startCol) : Impl(xpr, startRow, startCol) {} |
| | EIGEN_DEVICE_FUNC |
| | EIGEN_STRONG_INLINE BlockImpl(XprType& xpr, Index startRow, Index startCol, Index blockRows, Index blockCols) |
| | : Impl(xpr, startRow, startCol, blockRows, blockCols) {} |
| | }; |
| |
|
| | namespace internal { |
| |
|
| | |
| | template<typename XprType, int BlockRows, int BlockCols, bool InnerPanel, bool HasDirectAccess> class BlockImpl_dense |
| | : public internal::dense_xpr_base<Block<XprType, BlockRows, BlockCols, InnerPanel> >::type |
| | { |
| | typedef Block<XprType, BlockRows, BlockCols, InnerPanel> BlockType; |
| | typedef typename internal::ref_selector<XprType>::non_const_type XprTypeNested; |
| | public: |
| |
|
| | typedef typename internal::dense_xpr_base<BlockType>::type Base; |
| | EIGEN_DENSE_PUBLIC_INTERFACE(BlockType) |
| | EIGEN_INHERIT_ASSIGNMENT_OPERATORS(BlockImpl_dense) |
| |
|
| | |
| |
|
| | |
| | |
| | EIGEN_DEVICE_FUNC |
| | inline BlockImpl_dense(XprType& xpr, Index i) |
| | : m_xpr(xpr), |
| | |
| | |
| | |
| | |
| | m_startRow( (BlockRows==1) && (BlockCols==XprType::ColsAtCompileTime) ? i : 0), |
| | m_startCol( (BlockRows==XprType::RowsAtCompileTime) && (BlockCols==1) ? i : 0), |
| | m_blockRows(BlockRows==1 ? 1 : xpr.rows()), |
| | m_blockCols(BlockCols==1 ? 1 : xpr.cols()) |
| | {} |
| |
|
| | |
| | |
| | EIGEN_DEVICE_FUNC |
| | inline BlockImpl_dense(XprType& xpr, Index startRow, Index startCol) |
| | : m_xpr(xpr), m_startRow(startRow), m_startCol(startCol), |
| | m_blockRows(BlockRows), m_blockCols(BlockCols) |
| | {} |
| |
|
| | |
| | |
| | EIGEN_DEVICE_FUNC |
| | inline BlockImpl_dense(XprType& xpr, |
| | Index startRow, Index startCol, |
| | Index blockRows, Index blockCols) |
| | : m_xpr(xpr), m_startRow(startRow), m_startCol(startCol), |
| | m_blockRows(blockRows), m_blockCols(blockCols) |
| | {} |
| |
|
| | EIGEN_DEVICE_FUNC inline Index rows() const { return m_blockRows.value(); } |
| | EIGEN_DEVICE_FUNC inline Index cols() const { return m_blockCols.value(); } |
| |
|
| | EIGEN_DEVICE_FUNC |
| | inline Scalar& coeffRef(Index rowId, Index colId) |
| | { |
| | EIGEN_STATIC_ASSERT_LVALUE(XprType) |
| | return m_xpr.coeffRef(rowId + m_startRow.value(), colId + m_startCol.value()); |
| | } |
| |
|
| | EIGEN_DEVICE_FUNC |
| | inline const Scalar& coeffRef(Index rowId, Index colId) const |
| | { |
| | return m_xpr.derived().coeffRef(rowId + m_startRow.value(), colId + m_startCol.value()); |
| | } |
| |
|
| | EIGEN_DEVICE_FUNC |
| | EIGEN_STRONG_INLINE const CoeffReturnType coeff(Index rowId, Index colId) const |
| | { |
| | return m_xpr.coeff(rowId + m_startRow.value(), colId + m_startCol.value()); |
| | } |
| |
|
| | EIGEN_DEVICE_FUNC |
| | inline Scalar& coeffRef(Index index) |
| | { |
| | EIGEN_STATIC_ASSERT_LVALUE(XprType) |
| | return m_xpr.coeffRef(m_startRow.value() + (RowsAtCompileTime == 1 ? 0 : index), |
| | m_startCol.value() + (RowsAtCompileTime == 1 ? index : 0)); |
| | } |
| |
|
| | EIGEN_DEVICE_FUNC |
| | inline const Scalar& coeffRef(Index index) const |
| | { |
| | return m_xpr.coeffRef(m_startRow.value() + (RowsAtCompileTime == 1 ? 0 : index), |
| | m_startCol.value() + (RowsAtCompileTime == 1 ? index : 0)); |
| | } |
| |
|
| | EIGEN_DEVICE_FUNC |
| | inline const CoeffReturnType coeff(Index index) const |
| | { |
| | return m_xpr.coeff(m_startRow.value() + (RowsAtCompileTime == 1 ? 0 : index), |
| | m_startCol.value() + (RowsAtCompileTime == 1 ? index : 0)); |
| | } |
| |
|
| | template<int LoadMode> |
| | EIGEN_DEVICE_FUNC inline PacketScalar packet(Index rowId, Index colId) const |
| | { |
| | return m_xpr.template packet<Unaligned>(rowId + m_startRow.value(), colId + m_startCol.value()); |
| | } |
| |
|
| | template<int LoadMode> |
| | EIGEN_DEVICE_FUNC inline void writePacket(Index rowId, Index colId, const PacketScalar& val) |
| | { |
| | m_xpr.template writePacket<Unaligned>(rowId + m_startRow.value(), colId + m_startCol.value(), val); |
| | } |
| |
|
| | template<int LoadMode> |
| | EIGEN_DEVICE_FUNC inline PacketScalar packet(Index index) const |
| | { |
| | return m_xpr.template packet<Unaligned> |
| | (m_startRow.value() + (RowsAtCompileTime == 1 ? 0 : index), |
| | m_startCol.value() + (RowsAtCompileTime == 1 ? index : 0)); |
| | } |
| |
|
| | template<int LoadMode> |
| | EIGEN_DEVICE_FUNC inline void writePacket(Index index, const PacketScalar& val) |
| | { |
| | m_xpr.template writePacket<Unaligned> |
| | (m_startRow.value() + (RowsAtCompileTime == 1 ? 0 : index), |
| | m_startCol.value() + (RowsAtCompileTime == 1 ? index : 0), val); |
| | } |
| |
|
| | #ifdef EIGEN_PARSED_BY_DOXYGEN |
| | |
| | EIGEN_DEVICE_FUNC inline const Scalar* data() const; |
| | EIGEN_DEVICE_FUNC inline Index innerStride() const; |
| | EIGEN_DEVICE_FUNC inline Index outerStride() const; |
| | #endif |
| |
|
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | const typename internal::remove_all<XprTypeNested>::type& nestedExpression() const |
| | { |
| | return m_xpr; |
| | } |
| |
|
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | XprType& nestedExpression() { return m_xpr; } |
| |
|
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE EIGEN_CONSTEXPR |
| | StorageIndex startRow() const EIGEN_NOEXCEPT |
| | { |
| | return m_startRow.value(); |
| | } |
| |
|
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE EIGEN_CONSTEXPR |
| | StorageIndex startCol() const EIGEN_NOEXCEPT |
| | { |
| | return m_startCol.value(); |
| | } |
| |
|
| | protected: |
| |
|
| | XprTypeNested m_xpr; |
| | const internal::variable_if_dynamic<StorageIndex, (XprType::RowsAtCompileTime == 1 && BlockRows==1) ? 0 : Dynamic> m_startRow; |
| | const internal::variable_if_dynamic<StorageIndex, (XprType::ColsAtCompileTime == 1 && BlockCols==1) ? 0 : Dynamic> m_startCol; |
| | const internal::variable_if_dynamic<StorageIndex, RowsAtCompileTime> m_blockRows; |
| | const internal::variable_if_dynamic<StorageIndex, ColsAtCompileTime> m_blockCols; |
| | }; |
| |
|
| | |
| | template<typename XprType, int BlockRows, int BlockCols, bool InnerPanel> |
| | class BlockImpl_dense<XprType,BlockRows,BlockCols, InnerPanel,true> |
| | : public MapBase<Block<XprType, BlockRows, BlockCols, InnerPanel> > |
| | { |
| | typedef Block<XprType, BlockRows, BlockCols, InnerPanel> BlockType; |
| | typedef typename internal::ref_selector<XprType>::non_const_type XprTypeNested; |
| | enum { |
| | XprTypeIsRowMajor = (int(traits<XprType>::Flags)&RowMajorBit) != 0 |
| | }; |
| |
|
| | |
| | |
| | |
| | template <typename Scalar> |
| | EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR EIGEN_ALWAYS_INLINE |
| | static Scalar* add_to_nullable_pointer(Scalar* base, Index offset) |
| | { |
| | return base != NULL ? base+offset : NULL; |
| | } |
| |
|
| | public: |
| |
|
| | typedef MapBase<BlockType> Base; |
| | EIGEN_DENSE_PUBLIC_INTERFACE(BlockType) |
| | EIGEN_INHERIT_ASSIGNMENT_OPERATORS(BlockImpl_dense) |
| |
|
| | |
| | |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | BlockImpl_dense(XprType& xpr, Index i) |
| | : Base((BlockRows == 0 || BlockCols == 0) ? NULL : add_to_nullable_pointer(xpr.data(), |
| | i * ( ((BlockRows==1) && (BlockCols==XprType::ColsAtCompileTime) && (!XprTypeIsRowMajor)) |
| | || ((BlockRows==XprType::RowsAtCompileTime) && (BlockCols==1) && ( XprTypeIsRowMajor)) ? xpr.innerStride() : xpr.outerStride())), |
| | BlockRows==1 ? 1 : xpr.rows(), |
| | BlockCols==1 ? 1 : xpr.cols()), |
| | m_xpr(xpr), |
| | m_startRow( (BlockRows==1) && (BlockCols==XprType::ColsAtCompileTime) ? i : 0), |
| | m_startCol( (BlockRows==XprType::RowsAtCompileTime) && (BlockCols==1) ? i : 0) |
| | { |
| | init(); |
| | } |
| |
|
| | |
| | |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | BlockImpl_dense(XprType& xpr, Index startRow, Index startCol) |
| | : Base((BlockRows == 0 || BlockCols == 0) ? NULL : add_to_nullable_pointer(xpr.data(), |
| | xpr.innerStride()*(XprTypeIsRowMajor?startCol:startRow) + xpr.outerStride()*(XprTypeIsRowMajor?startRow:startCol))), |
| | m_xpr(xpr), m_startRow(startRow), m_startCol(startCol) |
| | { |
| | init(); |
| | } |
| |
|
| | |
| | |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | BlockImpl_dense(XprType& xpr, |
| | Index startRow, Index startCol, |
| | Index blockRows, Index blockCols) |
| | : Base((blockRows == 0 || blockCols == 0) ? NULL : add_to_nullable_pointer(xpr.data(), |
| | xpr.innerStride()*(XprTypeIsRowMajor?startCol:startRow) + xpr.outerStride()*(XprTypeIsRowMajor?startRow:startCol)), |
| | blockRows, blockCols), |
| | m_xpr(xpr), m_startRow(startRow), m_startCol(startCol) |
| | { |
| | init(); |
| | } |
| |
|
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | const typename internal::remove_all<XprTypeNested>::type& nestedExpression() const EIGEN_NOEXCEPT |
| | { |
| | return m_xpr; |
| | } |
| |
|
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | XprType& nestedExpression() { return m_xpr; } |
| |
|
| | |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE EIGEN_CONSTEXPR |
| | Index innerStride() const EIGEN_NOEXCEPT |
| | { |
| | return internal::traits<BlockType>::HasSameStorageOrderAsXprType |
| | ? m_xpr.innerStride() |
| | : m_xpr.outerStride(); |
| | } |
| |
|
| | |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE EIGEN_CONSTEXPR |
| | Index outerStride() const EIGEN_NOEXCEPT |
| | { |
| | return internal::traits<BlockType>::HasSameStorageOrderAsXprType |
| | ? m_xpr.outerStride() |
| | : m_xpr.innerStride(); |
| | } |
| |
|
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE EIGEN_CONSTEXPR |
| | StorageIndex startRow() const EIGEN_NOEXCEPT { return m_startRow.value(); } |
| |
|
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE EIGEN_CONSTEXPR |
| | StorageIndex startCol() const EIGEN_NOEXCEPT { return m_startCol.value(); } |
| |
|
| | #ifndef __SUNPRO_CC |
| | |
| | |
| | protected: |
| | #endif |
| |
|
| | #ifndef EIGEN_PARSED_BY_DOXYGEN |
| | |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | BlockImpl_dense(XprType& xpr, const Scalar* data, Index blockRows, Index blockCols) |
| | : Base(data, blockRows, blockCols), m_xpr(xpr) |
| | { |
| | init(); |
| | } |
| | #endif |
| |
|
| | protected: |
| | EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE |
| | void init() |
| | { |
| | m_outerStride = internal::traits<BlockType>::HasSameStorageOrderAsXprType |
| | ? m_xpr.outerStride() |
| | : m_xpr.innerStride(); |
| | } |
| |
|
| | XprTypeNested m_xpr; |
| | const internal::variable_if_dynamic<StorageIndex, (XprType::RowsAtCompileTime == 1 && BlockRows==1) ? 0 : Dynamic> m_startRow; |
| | const internal::variable_if_dynamic<StorageIndex, (XprType::ColsAtCompileTime == 1 && BlockCols==1) ? 0 : Dynamic> m_startCol; |
| | Index m_outerStride; |
| | }; |
| |
|
| | } |
| |
|
| | } |
| |
|
| | #endif |
| |
|