Move into version control

1 files changed, 138 insertions, 0 deletions

diff --git a/src/armadillo/include/armadillo_bits/fn_reshape.hpp b/src/armadillo/include/armadillo_bits/fn_reshape.hpp
new file mode 100644
index 0000000..35bef09
--- /dev/null
+++ b/src/armadillo/include/armadillo_bits/fn_reshape.hpp
@@ -0,0 +1,138 @@
+// 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 fn_reshape
+//! @{
+
+
+
+template<typename T1>
+arma_warn_unused
+inline
+typename enable_if2< is_arma_type<T1>::value, const Op<T1, op_reshape> >::result
+reshape(const T1& X, const uword new_n_rows, const uword new_n_cols)
+  {
+  arma_extra_debug_sigprint();
+  
+  return Op<T1, op_reshape>(X, new_n_rows, new_n_cols);
+  }
+
+
+
+template<typename T1>
+arma_warn_unused
+inline
+typename enable_if2< is_arma_type<T1>::value, const Op<T1, op_reshape> >::result
+reshape(const T1& X, const SizeMat& s)
+  {
+  arma_extra_debug_sigprint();
+  
+  return Op<T1, op_reshape>(X, s.n_rows, s.n_cols);
+  }
+
+
+
+template<typename T1>
+arma_frown("don't use this form: it will be removed")
+inline
+Mat<typename T1::elem_type>
+reshape(const Base<typename T1::elem_type,T1>& X, const uword new_n_rows, const uword new_n_cols, const uword dim)
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename T1::elem_type eT;
+  
+  arma_debug_check( (dim > 1), "reshape(): parameter 'dim' must be 0 or 1" );
+  
+  const quasi_unwrap<T1> U(X.get_ref());
+  const Mat<eT>& A     = U.M;
+  
+  Mat<eT> out;
+  
+  if(dim == 0)
+    {
+    op_reshape::apply_mat_noalias(out, A, new_n_rows, new_n_cols);
+    }
+  else
+  if(dim == 1)
+    {
+    Mat<eT> tmp;
+    
+    op_strans::apply_mat_noalias(tmp, A);
+    
+    op_reshape::apply_mat_noalias(out, tmp, new_n_rows, new_n_cols);
+    }
+  
+  return out;
+  }
+
+
+
+template<typename T1>
+arma_warn_unused
+inline
+const OpCube<T1, op_reshape>
+reshape(const BaseCube<typename T1::elem_type,T1>& X, const uword new_n_rows, const uword new_n_cols, const uword new_n_slices)
+  {
+  arma_extra_debug_sigprint();
+  
+  return OpCube<T1, op_reshape>(X.get_ref(), new_n_rows, new_n_cols, new_n_slices);
+  }
+
+
+
+template<typename T1>
+arma_warn_unused
+inline
+const OpCube<T1, op_reshape>
+reshape(const BaseCube<typename T1::elem_type,T1>& X, const SizeCube& s)
+  {
+  arma_extra_debug_sigprint();
+  
+  return OpCube<T1, op_reshape>(X.get_ref(), s.n_rows, s.n_cols, s.n_slices);
+  }
+
+
+
+template<typename T1>
+arma_warn_unused
+inline
+const SpOp<T1, spop_reshape>
+reshape(const SpBase<typename T1::elem_type, T1>& X, const uword new_n_rows, const uword new_n_cols)
+  {
+  arma_extra_debug_sigprint();
+  
+  return SpOp<T1, spop_reshape>(X.get_ref(), new_n_rows, new_n_cols);
+  }
+
+
+
+template<typename T1>
+arma_warn_unused
+inline
+const SpOp<T1, spop_reshape>
+reshape(const SpBase<typename T1::elem_type, T1>& X, const SizeMat& s)
+  {
+  arma_extra_debug_sigprint();
+  
+  return SpOp<T1, spop_reshape>(X.get_ref(), s.n_rows, s.n_cols);
+  }
+
+
+
+//! @}