462 lines
23 KiB
C++
462 lines
23 KiB
C++
// Copyright (C) 2008-2015 National ICT Australia (NICTA)
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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// -------------------------------------------------------------------
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//
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// Written by Conrad Sanderson - http://conradsanderson.id.au
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//! \addtogroup Cube
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//! @{
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struct Cube_prealloc
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{
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static const uword mat_ptrs_size = 4;
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static const uword mem_n_elem = 64;
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};
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//! Dense cube class
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template<typename eT>
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class Cube : public BaseCube< eT, Cube<eT> >
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{
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public:
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typedef eT elem_type; //!< the type of elements stored in the cube
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typedef typename get_pod_type<eT>::result pod_type; //!< if eT is std::complex<T>, pod_type is T; otherwise pod_type is eT
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const uword n_rows; //!< number of rows in each slice (read-only)
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const uword n_cols; //!< number of columns in each slice (read-only)
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const uword n_elem_slice; //!< number of elements in each slice (read-only)
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const uword n_slices; //!< number of slices in the cube (read-only)
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const uword n_elem; //!< number of elements in the cube (read-only)
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const uword mem_state;
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// mem_state = 0: normal cube which manages its own memory
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// mem_state = 1: use auxiliary memory until a size change
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// mem_state = 2: use auxiliary memory and don't allow the number of elements to be changed
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// mem_state = 3: fixed size (eg. via template based size specification)
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arma_aligned const eT* const mem; //!< pointer to the memory used for storing elements (memory is read-only)
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protected:
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arma_aligned const Mat<eT>** const mat_ptrs;
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arma_align_mem Mat<eT>* mat_ptrs_local[ Cube_prealloc::mat_ptrs_size ];
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arma_align_mem eT mem_local[ Cube_prealloc::mem_n_elem ]; // local storage, for small cubes
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public:
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inline ~Cube();
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inline Cube();
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inline explicit Cube(const uword in_rows, const uword in_cols, const uword in_slices);
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inline explicit Cube(const SizeCube& s);
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template<typename fill_type> inline Cube(const uword in_rows, const uword in_cols, const uword in_slices, const fill::fill_class<fill_type>& f);
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template<typename fill_type> inline Cube(const SizeCube& s, const fill::fill_class<fill_type>& f);
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#if defined(ARMA_USE_CXX11)
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inline Cube(Cube&& m);
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inline const Cube& operator=(Cube&& m);
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#endif
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inline Cube( eT* aux_mem, const uword aux_n_rows, const uword aux_n_cols, const uword aux_n_slices, const bool copy_aux_mem = true, const bool strict = false, const bool prealloc_mat = false);
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inline Cube(const eT* aux_mem, const uword aux_n_rows, const uword aux_n_cols, const uword aux_n_slices);
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arma_inline const Cube& operator=(const eT val);
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arma_inline const Cube& operator+=(const eT val);
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arma_inline const Cube& operator-=(const eT val);
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arma_inline const Cube& operator*=(const eT val);
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arma_inline const Cube& operator/=(const eT val);
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inline Cube(const Cube& m);
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inline const Cube& operator=(const Cube& m);
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inline const Cube& operator+=(const Cube& m);
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inline const Cube& operator-=(const Cube& m);
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inline const Cube& operator%=(const Cube& m);
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inline const Cube& operator/=(const Cube& m);
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template<typename T1, typename T2>
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inline explicit Cube(const BaseCube<pod_type,T1>& A, const BaseCube<pod_type,T2>& B);
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inline Cube(const subview_cube<eT>& X);
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inline const Cube& operator=(const subview_cube<eT>& X);
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inline const Cube& operator+=(const subview_cube<eT>& X);
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inline const Cube& operator-=(const subview_cube<eT>& X);
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inline const Cube& operator%=(const subview_cube<eT>& X);
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inline const Cube& operator/=(const subview_cube<eT>& X);
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arma_inline Mat<eT>& slice(const uword in_slice);
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arma_inline const Mat<eT>& slice(const uword in_slice) const;
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arma_inline subview_cube<eT> slices(const uword in_slice1, const uword in_slice2);
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arma_inline const subview_cube<eT> slices(const uword in_slice1, const uword in_slice2) const;
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arma_inline subview_cube<eT> subcube(const uword in_row1, const uword in_col1, const uword in_slice1, const uword in_row2, const uword in_col2, const uword in_slice2);
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arma_inline const subview_cube<eT> subcube(const uword in_row1, const uword in_col1, const uword in_slice1, const uword in_row2, const uword in_col2, const uword in_slice2) const;
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inline subview_cube<eT> subcube(const uword in_row1, const uword in_col1, const uword in_slice1, const SizeCube& s);
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inline const subview_cube<eT> subcube(const uword in_row1, const uword in_col1, const uword in_slice1, const SizeCube& s) const;
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inline subview_cube<eT> subcube(const span& row_span, const span& col_span, const span& slice_span);
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inline const subview_cube<eT> subcube(const span& row_span, const span& col_span, const span& slice_span) const;
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inline subview_cube<eT> operator()(const span& row_span, const span& col_span, const span& slice_span);
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inline const subview_cube<eT> operator()(const span& row_span, const span& col_span, const span& slice_span) const;
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inline subview_cube<eT> operator()(const uword in_row1, const uword in_col1, const uword in_slice1, const SizeCube& s);
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inline const subview_cube<eT> operator()(const uword in_row1, const uword in_col1, const uword in_slice1, const SizeCube& s) const;
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arma_inline subview_cube<eT> tube(const uword in_row1, const uword in_col1);
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arma_inline const subview_cube<eT> tube(const uword in_row1, const uword in_col1) const;
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arma_inline subview_cube<eT> tube(const uword in_row1, const uword in_col1, const uword in_row2, const uword in_col2);
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arma_inline const subview_cube<eT> tube(const uword in_row1, const uword in_col1, const uword in_row2, const uword in_col2) const;
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arma_inline subview_cube<eT> tube(const uword in_row1, const uword in_col1, const SizeMat& s);
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arma_inline const subview_cube<eT> tube(const uword in_row1, const uword in_col1, const SizeMat& s) const;
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inline subview_cube<eT> tube(const span& row_span, const span& col_span);
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inline const subview_cube<eT> tube(const span& row_span, const span& col_span) const;
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template<typename T1> arma_inline subview_elem1<eT,T1> elem(const Base<uword,T1>& a);
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template<typename T1> arma_inline const subview_elem1<eT,T1> elem(const Base<uword,T1>& a) const;
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template<typename T1> arma_inline subview_elem1<eT,T1> operator()(const Base<uword,T1>& a);
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template<typename T1> arma_inline const subview_elem1<eT,T1> operator()(const Base<uword,T1>& a) const;
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arma_inline subview_cube_each1<eT> each_slice();
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arma_inline const subview_cube_each1<eT> each_slice() const;
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template<typename T1> inline subview_cube_each2<eT, T1> each_slice(const Base<uword, T1>& indices);
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template<typename T1> inline const subview_cube_each2<eT, T1> each_slice(const Base<uword, T1>& indices) const;
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#if defined(ARMA_USE_CXX11)
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inline const Cube& each_slice(const std::function< void( Mat<eT>&) >& F);
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inline const Cube& each_slice(const std::function< void(const Mat<eT>&) >& F) const;
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#endif
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inline void shed_slice(const uword slice_num);
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inline void shed_slices(const uword in_slice1, const uword in_slice2);
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inline void insert_slices(const uword slice_num, const uword N, const bool set_to_zero = true);
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template<typename T1>
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inline void insert_slices(const uword row_num, const BaseCube<eT,T1>& X);
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template<typename gen_type> inline Cube(const GenCube<eT, gen_type>& X);
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template<typename gen_type> inline const Cube& operator=(const GenCube<eT, gen_type>& X);
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template<typename gen_type> inline const Cube& operator+=(const GenCube<eT, gen_type>& X);
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template<typename gen_type> inline const Cube& operator-=(const GenCube<eT, gen_type>& X);
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template<typename gen_type> inline const Cube& operator%=(const GenCube<eT, gen_type>& X);
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template<typename gen_type> inline const Cube& operator/=(const GenCube<eT, gen_type>& X);
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template<typename T1, typename op_type> inline Cube(const OpCube<T1, op_type>& X);
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template<typename T1, typename op_type> inline const Cube& operator=(const OpCube<T1, op_type>& X);
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template<typename T1, typename op_type> inline const Cube& operator+=(const OpCube<T1, op_type>& X);
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template<typename T1, typename op_type> inline const Cube& operator-=(const OpCube<T1, op_type>& X);
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template<typename T1, typename op_type> inline const Cube& operator%=(const OpCube<T1, op_type>& X);
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template<typename T1, typename op_type> inline const Cube& operator/=(const OpCube<T1, op_type>& X);
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template<typename T1, typename eop_type> inline Cube(const eOpCube<T1, eop_type>& X);
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template<typename T1, typename eop_type> inline const Cube& operator=(const eOpCube<T1, eop_type>& X);
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template<typename T1, typename eop_type> inline const Cube& operator+=(const eOpCube<T1, eop_type>& X);
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template<typename T1, typename eop_type> inline const Cube& operator-=(const eOpCube<T1, eop_type>& X);
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template<typename T1, typename eop_type> inline const Cube& operator%=(const eOpCube<T1, eop_type>& X);
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template<typename T1, typename eop_type> inline const Cube& operator/=(const eOpCube<T1, eop_type>& X);
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template<typename T1, typename op_type> inline Cube(const mtOpCube<eT, T1, op_type>& X);
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template<typename T1, typename op_type> inline const Cube& operator=(const mtOpCube<eT, T1, op_type>& X);
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template<typename T1, typename op_type> inline const Cube& operator+=(const mtOpCube<eT, T1, op_type>& X);
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template<typename T1, typename op_type> inline const Cube& operator-=(const mtOpCube<eT, T1, op_type>& X);
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template<typename T1, typename op_type> inline const Cube& operator%=(const mtOpCube<eT, T1, op_type>& X);
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template<typename T1, typename op_type> inline const Cube& operator/=(const mtOpCube<eT, T1, op_type>& X);
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template<typename T1, typename T2, typename glue_type> inline Cube(const GlueCube<T1, T2, glue_type>& X);
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template<typename T1, typename T2, typename glue_type> inline const Cube& operator=(const GlueCube<T1, T2, glue_type>& X);
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template<typename T1, typename T2, typename glue_type> inline const Cube& operator+=(const GlueCube<T1, T2, glue_type>& X);
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template<typename T1, typename T2, typename glue_type> inline const Cube& operator-=(const GlueCube<T1, T2, glue_type>& X);
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template<typename T1, typename T2, typename glue_type> inline const Cube& operator%=(const GlueCube<T1, T2, glue_type>& X);
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template<typename T1, typename T2, typename glue_type> inline const Cube& operator/=(const GlueCube<T1, T2, glue_type>& X);
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template<typename T1, typename T2, typename eglue_type> inline Cube(const eGlueCube<T1, T2, eglue_type>& X);
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template<typename T1, typename T2, typename eglue_type> inline const Cube& operator=(const eGlueCube<T1, T2, eglue_type>& X);
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template<typename T1, typename T2, typename eglue_type> inline const Cube& operator+=(const eGlueCube<T1, T2, eglue_type>& X);
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template<typename T1, typename T2, typename eglue_type> inline const Cube& operator-=(const eGlueCube<T1, T2, eglue_type>& X);
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template<typename T1, typename T2, typename eglue_type> inline const Cube& operator%=(const eGlueCube<T1, T2, eglue_type>& X);
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template<typename T1, typename T2, typename eglue_type> inline const Cube& operator/=(const eGlueCube<T1, T2, eglue_type>& X);
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template<typename T1, typename T2, typename glue_type> inline Cube(const mtGlueCube<eT, T1, T2, glue_type>& X);
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template<typename T1, typename T2, typename glue_type> inline const Cube& operator=(const mtGlueCube<eT, T1, T2, glue_type>& X);
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template<typename T1, typename T2, typename glue_type> inline const Cube& operator+=(const mtGlueCube<eT, T1, T2, glue_type>& X);
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template<typename T1, typename T2, typename glue_type> inline const Cube& operator-=(const mtGlueCube<eT, T1, T2, glue_type>& X);
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template<typename T1, typename T2, typename glue_type> inline const Cube& operator%=(const mtGlueCube<eT, T1, T2, glue_type>& X);
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template<typename T1, typename T2, typename glue_type> inline const Cube& operator/=(const mtGlueCube<eT, T1, T2, glue_type>& X);
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arma_inline arma_warn_unused const eT& at_alt (const uword i) const;
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arma_inline arma_warn_unused eT& operator[] (const uword i);
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arma_inline arma_warn_unused const eT& operator[] (const uword i) const;
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arma_inline arma_warn_unused eT& at(const uword i);
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arma_inline arma_warn_unused const eT& at(const uword i) const;
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arma_inline arma_warn_unused eT& operator() (const uword i);
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arma_inline arma_warn_unused const eT& operator() (const uword i) const;
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arma_inline arma_warn_unused eT& at (const uword in_row, const uword in_col, const uword in_slice);
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arma_inline arma_warn_unused const eT& at (const uword in_row, const uword in_col, const uword in_slice) const;
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arma_inline arma_warn_unused eT& operator() (const uword in_row, const uword in_col, const uword in_slice);
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arma_inline arma_warn_unused const eT& operator() (const uword in_row, const uword in_col, const uword in_slice) const;
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arma_inline const Cube& operator++();
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arma_inline void operator++(int);
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arma_inline const Cube& operator--();
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arma_inline void operator--(int);
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arma_inline arma_warn_unused bool is_finite() const;
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arma_inline arma_warn_unused bool is_empty() const;
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inline arma_warn_unused bool has_inf() const;
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inline arma_warn_unused bool has_nan() const;
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arma_inline arma_warn_unused bool in_range(const uword i) const;
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arma_inline arma_warn_unused bool in_range(const span& x) const;
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arma_inline arma_warn_unused bool in_range(const uword in_row, const uword in_col, const uword in_slice) const;
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inline arma_warn_unused bool in_range(const span& row_span, const span& col_span, const span& slice_span) const;
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inline arma_warn_unused bool in_range(const uword in_row, const uword in_col, const uword in_slice, const SizeCube& s) const;
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arma_inline arma_warn_unused eT* memptr();
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arma_inline arma_warn_unused const eT* memptr() const;
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arma_inline arma_warn_unused eT* slice_memptr(const uword slice);
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arma_inline arma_warn_unused const eT* slice_memptr(const uword slice) const;
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arma_inline arma_warn_unused eT* slice_colptr(const uword in_slice, const uword in_col);
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arma_inline arma_warn_unused const eT* slice_colptr(const uword in_slice, const uword in_col) const;
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inline void impl_print( const std::string& extra_text) const;
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inline void impl_print(std::ostream& user_stream, const std::string& extra_text) const;
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inline void impl_raw_print( const std::string& extra_text) const;
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inline void impl_raw_print(std::ostream& user_stream, const std::string& extra_text) const;
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inline void set_size(const uword in_rows, const uword in_cols, const uword in_slices);
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inline void reshape(const uword in_rows, const uword in_cols, const uword in_slices, const uword dim = 0);
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inline void resize(const uword in_rows, const uword in_cols, const uword in_slices);
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inline void set_size(const SizeCube& s);
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inline void reshape(const SizeCube& s);
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inline void resize(const SizeCube& s);
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template<typename eT2> inline void copy_size(const Cube<eT2>& m);
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template<typename functor> inline const Cube& for_each(functor F);
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template<typename functor> inline const Cube& for_each(functor F) const;
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template<typename functor> inline const Cube& transform(functor F);
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template<typename functor> inline const Cube& imbue(functor F);
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inline const Cube& fill(const eT val);
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inline const Cube& zeros();
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inline const Cube& zeros(const uword in_rows, const uword in_cols, const uword in_slices);
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inline const Cube& zeros(const SizeCube& s);
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inline const Cube& ones();
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inline const Cube& ones(const uword in_rows, const uword in_cols, const uword in_slices);
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inline const Cube& ones(const SizeCube& s);
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inline const Cube& randu();
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inline const Cube& randu(const uword in_rows, const uword in_cols, const uword in_slices);
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inline const Cube& randu(const SizeCube& s);
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inline const Cube& randn();
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inline const Cube& randn(const uword in_rows, const uword in_cols, const uword in_slices);
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inline const Cube& randn(const SizeCube& s);
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inline void reset();
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template<typename T1> inline void set_real(const BaseCube<pod_type,T1>& X);
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template<typename T1> inline void set_imag(const BaseCube<pod_type,T1>& X);
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inline arma_warn_unused eT min() const;
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inline arma_warn_unused eT max() const;
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inline eT min(uword& index_of_min_val) const;
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inline eT max(uword& index_of_max_val) const;
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inline eT min(uword& row_of_min_val, uword& col_of_min_val, uword& slice_of_min_val) const;
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inline eT max(uword& row_of_max_val, uword& col_of_max_val, uword& slice_of_max_val) const;
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inline bool save(const std::string name, const file_type type = arma_binary, const bool print_status = true) const;
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inline bool save( std::ostream& os, const file_type type = arma_binary, const bool print_status = true) const;
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inline bool load(const std::string name, const file_type type = auto_detect, const bool print_status = true);
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inline bool load( std::istream& is, const file_type type = auto_detect, const bool print_status = true);
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inline bool quiet_save(const std::string name, const file_type type = arma_binary) const;
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inline bool quiet_save( std::ostream& os, const file_type type = arma_binary) const;
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inline bool quiet_load(const std::string name, const file_type type = auto_detect);
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inline bool quiet_load( std::istream& is, const file_type type = auto_detect);
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// iterators
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typedef eT* iterator;
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typedef const eT* const_iterator;
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typedef eT* slice_iterator;
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typedef const eT* const_slice_iterator;
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inline iterator begin();
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inline const_iterator begin() const;
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inline const_iterator cbegin() const;
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inline iterator end();
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inline const_iterator end() const;
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inline const_iterator cend() const;
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inline slice_iterator begin_slice(const uword slice_num);
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inline const_slice_iterator begin_slice(const uword slice_num) const;
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inline slice_iterator end_slice(const uword slice_num);
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inline const_slice_iterator end_slice(const uword slice_num) const;
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inline void clear();
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inline bool empty() const;
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inline uword size() const;
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inline void swap(Cube& B);
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inline void steal_mem(Cube& X); //!< don't use this unless you're writing code internal to Armadillo
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template<uword fixed_n_rows, uword fixed_n_cols, uword fixed_n_slices> class fixed;
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protected:
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inline void init_cold();
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inline void init_warm(const uword in_rows, const uword in_cols, const uword in_slices);
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template<typename T1, typename T2>
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inline void init(const BaseCube<pod_type,T1>& A, const BaseCube<pod_type,T2>& B);
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inline void delete_mat();
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inline void create_mat();
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friend class glue_join;
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friend class op_reshape;
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friend class op_resize;
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friend class subview_cube<eT>;
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public:
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#ifdef ARMA_EXTRA_CUBE_PROTO
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#include ARMA_INCFILE_WRAP(ARMA_EXTRA_CUBE_PROTO)
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#endif
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};
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template<typename eT>
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template<uword fixed_n_rows, uword fixed_n_cols, uword fixed_n_slices>
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class Cube<eT>::fixed : public Cube<eT>
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{
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private:
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static const uword fixed_n_elem = fixed_n_rows * fixed_n_cols * fixed_n_slices;
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static const uword fixed_n_elem_slice = fixed_n_rows * fixed_n_cols;
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static const bool use_extra = (fixed_n_elem > Cube_prealloc::mem_n_elem);
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arma_aligned Mat<eT>* mat_ptrs_local_extra[ (fixed_n_slices > Cube_prealloc::mat_ptrs_size) ? fixed_n_slices : 1 ];
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arma_align_mem eT mem_local_extra [ use_extra ? fixed_n_elem : 1 ];
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arma_inline void mem_setup();
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public:
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inline fixed();
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inline fixed(const fixed<fixed_n_rows, fixed_n_cols, fixed_n_slices>& X);
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template<typename fill_type> inline fixed(const fill::fill_class<fill_type>& f);
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template<typename T1> inline fixed(const BaseCube<eT,T1>& A);
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template<typename T1, typename T2> inline fixed(const BaseCube<pod_type,T1>& A, const BaseCube<pod_type,T2>& B);
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using Cube<eT>::operator=;
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using Cube<eT>::operator();
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inline const Cube& operator=(const fixed<fixed_n_rows, fixed_n_cols, fixed_n_slices>& X);
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arma_inline arma_warn_unused eT& operator[] (const uword i);
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arma_inline arma_warn_unused const eT& operator[] (const uword i) const;
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arma_inline arma_warn_unused eT& at (const uword i);
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arma_inline arma_warn_unused const eT& at (const uword i) const;
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arma_inline arma_warn_unused eT& operator() (const uword i);
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arma_inline arma_warn_unused const eT& operator() (const uword i) const;
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arma_inline arma_warn_unused eT& at (const uword in_row, const uword in_col, const uword in_slice);
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arma_inline arma_warn_unused const eT& at (const uword in_row, const uword in_col, const uword in_slice) const;
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arma_inline arma_warn_unused eT& operator() (const uword in_row, const uword in_col, const uword in_slice);
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arma_inline arma_warn_unused const eT& operator() (const uword in_row, const uword in_col, const uword in_slice) const;
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};
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class Cube_aux
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{
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public:
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template<typename eT> arma_inline static void prefix_pp(Cube<eT>& x);
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template<typename T> arma_inline static void prefix_pp(Cube< std::complex<T> >& x);
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template<typename eT> arma_inline static void postfix_pp(Cube<eT>& x);
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template<typename T> arma_inline static void postfix_pp(Cube< std::complex<T> >& x);
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template<typename eT> arma_inline static void prefix_mm(Cube<eT>& x);
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template<typename T> arma_inline static void prefix_mm(Cube< std::complex<T> >& x);
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template<typename eT> arma_inline static void postfix_mm(Cube<eT>& x);
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template<typename T> arma_inline static void postfix_mm(Cube< std::complex<T> >& x);
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template<typename eT, typename T1> inline static void set_real(Cube<eT>& out, const BaseCube<eT,T1>& X);
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template<typename eT, typename T1> inline static void set_imag(Cube<eT>& out, const BaseCube<eT,T1>& X);
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template<typename T, typename T1> inline static void set_real(Cube< std::complex<T> >& out, const BaseCube< T,T1>& X);
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template<typename T, typename T1> inline static void set_imag(Cube< std::complex<T> >& out, const BaseCube< T,T1>& X);
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};
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//! @}
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