summaryrefslogtreecommitdiffstats
path: root/src/armadillo/include/armadillo_bits/SpCol_meat.hpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/armadillo/include/armadillo_bits/SpCol_meat.hpp')
-rw-r--r--src/armadillo/include/armadillo_bits/SpCol_meat.hpp432
1 files changed, 432 insertions, 0 deletions
diff --git a/src/armadillo/include/armadillo_bits/SpCol_meat.hpp b/src/armadillo/include/armadillo_bits/SpCol_meat.hpp
new file mode 100644
index 0000000..9b3c824
--- /dev/null
+++ b/src/armadillo/include/armadillo_bits/SpCol_meat.hpp
@@ -0,0 +1,432 @@
+// 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 SpCol
+//! @{
+
+
+
+template<typename eT>
+inline
+SpCol<eT>::SpCol()
+ : SpMat<eT>(arma_vec_indicator(), 1)
+ {
+ arma_extra_debug_sigprint();
+ }
+
+
+
+template<typename eT>
+inline
+SpCol<eT>::SpCol(const uword in_n_elem)
+ : SpMat<eT>(arma_vec_indicator(), in_n_elem, 1, 1)
+ {
+ arma_extra_debug_sigprint();
+ }
+
+
+
+template<typename eT>
+inline
+SpCol<eT>::SpCol(const uword in_n_rows, const uword in_n_cols)
+ : SpMat<eT>(arma_vec_indicator(), in_n_rows, in_n_cols, 1)
+ {
+ arma_extra_debug_sigprint();
+ }
+
+
+
+template<typename eT>
+inline
+SpCol<eT>::SpCol(const SizeMat& s)
+ : SpMat<eT>(arma_vec_indicator(), 0, 0, 1)
+ {
+ arma_extra_debug_sigprint();
+
+ SpMat<eT>::init(s.n_rows, s.n_cols);
+ }
+
+
+
+template<typename eT>
+inline
+SpCol<eT>::SpCol(const char* text)
+ : SpMat<eT>(arma_vec_indicator(), 1)
+ {
+ arma_extra_debug_sigprint();
+
+ SpMat<eT>::init(std::string(text));
+ }
+
+
+
+template<typename eT>
+inline
+SpCol<eT>&
+SpCol<eT>::operator=(const char* text)
+ {
+ arma_extra_debug_sigprint();
+
+ SpMat<eT>::init(std::string(text));
+
+ return *this;
+ }
+
+
+
+template<typename eT>
+inline
+SpCol<eT>::SpCol(const std::string& text)
+ : SpMat<eT>(arma_vec_indicator(), 1)
+ {
+ arma_extra_debug_sigprint();
+
+ SpMat<eT>::init(text);
+ }
+
+
+
+template<typename eT>
+inline
+SpCol<eT>&
+SpCol<eT>::operator=(const std::string& text)
+ {
+ arma_extra_debug_sigprint();
+
+ SpMat<eT>::init(text);
+
+ return *this;
+ }
+
+
+
+template<typename eT>
+inline
+SpCol<eT>&
+SpCol<eT>::operator=(const eT val)
+ {
+ arma_extra_debug_sigprint();
+
+ SpMat<eT>::operator=(val);
+
+ return *this;
+ }
+
+
+
+template<typename eT>
+template<typename T1>
+inline
+SpCol<eT>::SpCol(const Base<eT,T1>& X)
+ : SpMat<eT>(arma_vec_indicator(), 1)
+ {
+ arma_extra_debug_sigprint();
+
+ SpMat<eT>::operator=(X.get_ref());
+ }
+
+
+
+template<typename eT>
+template<typename T1>
+inline
+SpCol<eT>&
+SpCol<eT>::operator=(const Base<eT,T1>& X)
+ {
+ arma_extra_debug_sigprint();
+
+ SpMat<eT>::operator=(X.get_ref());
+
+ return *this;
+ }
+
+
+
+template<typename eT>
+template<typename T1>
+inline
+SpCol<eT>::SpCol(const SpBase<eT,T1>& X)
+ : SpMat<eT>(arma_vec_indicator(), 1)
+ {
+ arma_extra_debug_sigprint();
+
+ SpMat<eT>::operator=(X.get_ref());
+ }
+
+
+
+template<typename eT>
+template<typename T1>
+inline
+SpCol<eT>&
+SpCol<eT>::operator=(const SpBase<eT,T1>& X)
+ {
+ arma_extra_debug_sigprint();
+
+ SpMat<eT>::operator=(X.get_ref());
+
+ return *this;
+ }
+
+
+
+template<typename eT>
+template<typename T1, typename T2>
+inline
+SpCol<eT>::SpCol
+ (
+ const SpBase<typename SpCol<eT>::pod_type, T1>& A,
+ const SpBase<typename SpCol<eT>::pod_type, T2>& B
+ )
+ : SpMat<eT>(arma_vec_indicator(), 1)
+ {
+ arma_extra_debug_sigprint();
+
+ SpMat<eT>::init(A,B);
+ }
+
+
+
+template<typename eT>
+inline
+const SpOp<SpCol<eT>,spop_htrans>
+SpCol<eT>::t() const
+ {
+ return SpOp<SpCol<eT>,spop_htrans>(*this);
+ }
+
+
+
+template<typename eT>
+inline
+const SpOp<SpCol<eT>,spop_htrans>
+SpCol<eT>::ht() const
+ {
+ return SpOp<SpCol<eT>,spop_htrans>(*this);
+ }
+
+
+
+template<typename eT>
+inline
+const SpOp<SpCol<eT>,spop_strans>
+SpCol<eT>::st() const
+ {
+ return SpOp<SpCol<eT>,spop_strans>(*this);
+ }
+
+
+
+//! remove specified row
+template<typename eT>
+inline
+void
+SpCol<eT>::shed_row(const uword row_num)
+ {
+ arma_extra_debug_sigprint();
+
+ arma_debug_check_bounds( row_num >= SpMat<eT>::n_rows, "SpCol::shed_row(): out of bounds" );
+
+ shed_rows(row_num, row_num);
+ }
+
+
+
+//! remove specified rows
+template<typename eT>
+inline
+void
+SpCol<eT>::shed_rows(const uword in_row1, const uword in_row2)
+ {
+ arma_extra_debug_sigprint();
+
+ arma_debug_check_bounds
+ (
+ (in_row1 > in_row2) || (in_row2 >= SpMat<eT>::n_rows),
+ "SpCol::shed_rows(): indices out of bounds or incorrectly used"
+ );
+
+ SpMat<eT>::sync_csc();
+
+ const uword diff = (in_row2 - in_row1 + 1);
+
+ // This is easy because everything is in one column.
+ uword start = 0, end = 0;
+ bool start_found = false, end_found = false;
+ for(uword i = 0; i < SpMat<eT>::n_nonzero; ++i)
+ {
+ // Start position found?
+ if(SpMat<eT>::row_indices[i] >= in_row1 && !start_found)
+ {
+ start = i;
+ start_found = true;
+ }
+
+ // End position found?
+ if(SpMat<eT>::row_indices[i] > in_row2)
+ {
+ end = i;
+ end_found = true;
+ break;
+ }
+ }
+
+ if(!end_found)
+ {
+ end = SpMat<eT>::n_nonzero;
+ }
+
+ // Now we can make the copy.
+ if(start != end)
+ {
+ const uword elem_diff = end - start;
+
+ eT* new_values = memory::acquire<eT> (SpMat<eT>::n_nonzero - elem_diff);
+ uword* new_row_indices = memory::acquire<uword>(SpMat<eT>::n_nonzero - elem_diff);
+
+ // Copy before the section we are dropping (if it exists).
+ if(start > 0)
+ {
+ arrayops::copy(new_values, SpMat<eT>::values, start);
+ arrayops::copy(new_row_indices, SpMat<eT>::row_indices, start);
+ }
+
+ // Copy after the section we are dropping (if it exists).
+ if(end != SpMat<eT>::n_nonzero)
+ {
+ arrayops::copy(new_values + start, SpMat<eT>::values + end, (SpMat<eT>::n_nonzero - end));
+ arrayops::copy(new_row_indices + start, SpMat<eT>::row_indices + end, (SpMat<eT>::n_nonzero - end));
+ arrayops::inplace_minus(new_row_indices + start, diff, (SpMat<eT>::n_nonzero - end));
+ }
+
+ memory::release(SpMat<eT>::values);
+ memory::release(SpMat<eT>::row_indices);
+
+ access::rw(SpMat<eT>::values) = new_values;
+ access::rw(SpMat<eT>::row_indices) = new_row_indices;
+
+ access::rw(SpMat<eT>::n_nonzero) -= elem_diff;
+ access::rw(SpMat<eT>::col_ptrs[1]) -= elem_diff;
+ }
+
+ access::rw(SpMat<eT>::n_rows) -= diff;
+ access::rw(SpMat<eT>::n_elem) -= diff;
+
+ SpMat<eT>::invalidate_cache();
+ }
+
+
+
+// //! insert N rows at the specified row position,
+// //! optionally setting the elements of the inserted rows to zero
+// template<typename eT>
+// inline
+// void
+// SpCol<eT>::insert_rows(const uword row_num, const uword N, const bool set_to_zero)
+// {
+// arma_extra_debug_sigprint();
+//
+// arma_debug_check(set_to_zero == false, "SpCol::insert_rows(): cannot set nonzero values");
+//
+// arma_debug_check_bounds((row_num > SpMat<eT>::n_rows), "SpCol::insert_rows(): out of bounds");
+//
+// for(uword row = 0; row < SpMat<eT>::n_rows; ++row)
+// {
+// if(SpMat<eT>::row_indices[row] >= row_num)
+// {
+// access::rw(SpMat<eT>::row_indices[row]) += N;
+// }
+// }
+//
+// access::rw(SpMat<eT>::n_rows) += N;
+// access::rw(SpMat<eT>::n_elem) += N;
+// }
+
+
+
+template<typename eT>
+inline
+typename SpCol<eT>::row_iterator
+SpCol<eT>::begin_row(const uword row_num)
+ {
+ arma_extra_debug_sigprint();
+
+ arma_debug_check_bounds( (row_num >= SpMat<eT>::n_rows), "SpCol::begin_row(): index out of bounds" );
+
+ SpMat<eT>::sync_csc();
+
+ return row_iterator(*this, row_num, 0);
+ }
+
+
+
+template<typename eT>
+inline
+typename SpCol<eT>::const_row_iterator
+SpCol<eT>::begin_row(const uword row_num) const
+ {
+ arma_extra_debug_sigprint();
+
+ arma_debug_check_bounds( (row_num >= SpMat<eT>::n_rows), "SpCol::begin_row(): index out of bounds" );
+
+ SpMat<eT>::sync_csc();
+
+ return const_row_iterator(*this, row_num, 0);
+ }
+
+
+
+template<typename eT>
+inline
+typename SpCol<eT>::row_iterator
+SpCol<eT>::end_row(const uword row_num)
+ {
+ arma_extra_debug_sigprint();
+
+ arma_debug_check_bounds( (row_num >= SpMat<eT>::n_rows), "SpCol::end_row(): index out of bounds" );
+
+ SpMat<eT>::sync_csc();
+
+ return row_iterator(*this, row_num + 1, 0);
+ }
+
+
+
+template<typename eT>
+inline
+typename SpCol<eT>::const_row_iterator
+SpCol<eT>::end_row(const uword row_num) const
+ {
+ arma_extra_debug_sigprint();
+
+ arma_debug_check_bounds( (row_num >= SpMat<eT>::n_rows), "SpCol::end_row(): index out of bounds" );
+
+ SpMat<eT>::sync_csc();
+
+ return const_row_iterator(*this, row_num + 1, 0);
+ }
+
+
+
+#if defined(ARMA_EXTRA_SPCOL_MEAT)
+ #include ARMA_INCFILE_WRAP(ARMA_EXTRA_SPCOL_MEAT)
+#endif
+
+
+
+//! @}
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-22 07:29:42 +0100