From eda5bc26f44ee9a6f83dcf8c91f17296d7fc509d Mon Sep 17 00:00:00 2001
From: Nao Pross <np@0hm.ch>
Date: Mon, 12 Feb 2024 14:52:43 +0100
Subject: Move into version control

---
 .../include/armadillo_bits/subview_field_bones.hpp | 95 ++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 src/armadillo/include/armadillo_bits/subview_field_bones.hpp

(limited to 'src/armadillo/include/armadillo_bits/subview_field_bones.hpp')

diff --git a/src/armadillo/include/armadillo_bits/subview_field_bones.hpp b/src/armadillo/include/armadillo_bits/subview_field_bones.hpp
new file mode 100644
index 0000000..8ea8315
--- /dev/null
+++ b/src/armadillo/include/armadillo_bits/subview_field_bones.hpp
@@ -0,0 +1,95 @@
+// SPDX-License-Identifier: Apache-2.0
+// 
+// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
+// Copyright 2008-2016 National ICT Australia (NICTA)
+// 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// http://www.apache.org/licenses/LICENSE-2.0
+// 
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// ------------------------------------------------------------------------
+
+
+//! \addtogroup subview_field
+//! @{
+
+
+//! Class for storing data required to construct or apply operations to a subfield
+//! (ie. where the subfield starts and ends as well as a reference/pointer to the original field),
+template<typename oT>
+class subview_field
+  {
+  public:  
+  
+  typedef oT object_type;
+  
+  const field<oT>& f;
+  
+  const uword aux_row1;
+  const uword aux_col1;
+  const uword aux_slice1;
+  
+  const uword n_rows;
+  const uword n_cols;
+  const uword n_slices;
+  const uword n_elem;
+  
+  
+  protected:
+  
+  arma_inline subview_field(const field<oT>& in_f, const uword in_row1, const uword in_col1, const uword in_n_rows, const uword in_n_cols);
+  arma_inline subview_field(const field<oT>& in_f, const uword in_row1, const uword in_col1, const uword in_slice1, const uword in_n_rows, const uword in_n_cols, const uword in_n_slices);
+  
+  
+  public:
+  
+  inline ~subview_field();
+  inline  subview_field() = delete;
+  
+  inline void operator= (const field<oT>& x);
+  inline void operator= (const subview_field& x);
+  
+  arma_warn_unused arma_inline       oT& operator[](const uword i);
+  arma_warn_unused arma_inline const oT& operator[](const uword i) const;
+  
+  arma_warn_unused arma_inline       oT& operator()(const uword i);
+  arma_warn_unused arma_inline const oT& operator()(const uword i) const;
+  
+  arma_warn_unused arma_inline       oT&         at(const uword row, const uword col);
+  arma_warn_unused arma_inline const oT&         at(const uword row, const uword col) const;
+
+  arma_warn_unused arma_inline       oT&         at(const uword row, const uword col, const uword slice);
+  arma_warn_unused arma_inline const oT&         at(const uword row, const uword col, const uword slice) const;
+  
+  arma_warn_unused arma_inline       oT& operator()(const uword row, const uword col);
+  arma_warn_unused arma_inline const oT& operator()(const uword row, const uword col) const;
+  
+  arma_warn_unused arma_inline       oT& operator()(const uword row, const uword col, const uword slice);
+  arma_warn_unused arma_inline const oT& operator()(const uword row, const uword col, const uword slice) const;
+  
+  arma_warn_unused arma_inline bool is_empty() const;
+  
+  inline bool check_overlap(const subview_field& x) const;
+  
+  inline void print(const std::string extra_text = "") const;
+  inline void print(std::ostream& user_stream, const std::string extra_text = "") const;
+  
+  template<typename functor> inline void for_each(functor F);
+  template<typename functor> inline void for_each(functor F) const;
+  
+  inline void fill(const oT& x);
+  
+  inline static void extract(field<oT>& out, const subview_field& in);
+  
+  
+  friend class field<oT>;
+  };
+
+
+//! @}
-- 
cgit v1.2.1