1 files changed, 103 insertions, 0 deletions
diff --git a/src/armadillo/include/armadillo_bits/op_repelem_meat.hpp b/src/armadillo/include/armadillo_bits/op_repelem_meat.hpp
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index 0000000..38bfe36
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+++ b/src/armadillo/include/armadillo_bits/op_repelem_meat.hpp
@@ -0,0 +1,103 @@
+// 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 op_repelem
+//! @{
+
+
+
+template<typename obj>
+inline
+void
+op_repelem::apply_noalias(Mat<typename obj::elem_type>& out, const obj& X, const uword copies_per_row, const uword copies_per_col)
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename obj::elem_type eT;
+  
+  const uword X_n_rows = obj::is_row ? uword(1) : X.n_rows;
+  const uword X_n_cols = obj::is_col ? uword(1) : X.n_cols;
+  
+  out.set_size(X_n_rows * copies_per_row, X_n_cols * copies_per_col);
+  
+  if(out.n_elem == 0)  { return; }
+  
+  for(uword col=0; col < X_n_cols; ++col)
+    {
+    const uword out_col_offset = col * copies_per_col;
+    
+    eT* out_colptr_first = out.colptr(out_col_offset);
+    
+    for(uword row=0; row < X_n_rows; ++row)
+      {
+      const uword out_row_offset = row * copies_per_row;
+      
+      const eT copy_value = X.at(row, col);
+      
+      for(uword row_copy=0; row_copy < copies_per_row; ++row_copy)
+        {
+        out_colptr_first[out_row_offset + row_copy] = copy_value;
+        }
+      
+      if(copies_per_col != 1)
+        {
+        for(uword col_copy=1; col_copy < copies_per_col; ++col_copy)
+          {
+          eT* out_colptr = out.colptr(out_col_offset + col_copy);
+          
+          arrayops::copy(&out_colptr[out_row_offset], &out_colptr_first[out_row_offset], copies_per_row);
+          }
+        }
+      }
+    }
+  }
+
+
+
+template<typename T1>
+inline
+void
+op_repelem::apply(Mat<typename T1::elem_type>& out, const Op<T1,op_repelem>& in)
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename T1::elem_type eT;
+  
+  const uword copies_per_row = in.aux_uword_a;
+  const uword copies_per_col = in.aux_uword_b;
+  
+  const quasi_unwrap<T1> U(in.m);
+  
+  if(U.is_alias(out))
+    {
+    Mat<eT> tmp;
+    
+    op_repelem::apply_noalias(tmp, U.M, copies_per_row, copies_per_col);
+    
+    out.steal_mem(tmp);
+    }
+  else
+    {
+    op_repelem::apply_noalias(out, U.M, copies_per_row, copies_per_col);
+    }
+  }
+
+
+
+//! @}