Chris@49: // Copyright (C) 2009-2013 NICTA (www.nicta.com.au)
Chris@49: // Copyright (C) 2009-2013 Conrad Sanderson
Chris@49: // 
Chris@49: // This Source Code Form is subject to the terms of the Mozilla Public
Chris@49: // License, v. 2.0. If a copy of the MPL was not distributed with this
Chris@49: // file, You can obtain one at http://mozilla.org/MPL/2.0/.
Chris@49: 
Chris@49: 
Chris@49: //! \addtogroup glue_mixed
Chris@49: //! @{
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! matrix multiplication with different element types
Chris@49: template<typename T1, typename T2>
Chris@49: inline
Chris@49: void
Chris@49: glue_mixed_times::apply(Mat<typename eT_promoter<T1,T2>::eT>& out, const mtGlue<typename eT_promoter<T1,T2>::eT, T1, T2, glue_mixed_times>& X)
Chris@49:   {
Chris@49:   arma_extra_debug_sigprint();
Chris@49:   
Chris@49:   typedef typename T1::elem_type eT1;
Chris@49:   typedef typename T2::elem_type eT2;
Chris@49:   
Chris@49:   const unwrap_check_mixed<T1> tmp1(X.A, out);
Chris@49:   const unwrap_check_mixed<T2> tmp2(X.B, out);
Chris@49:   
Chris@49:   const Mat<eT1>& A = tmp1.M;
Chris@49:   const Mat<eT2>& B = tmp2.M;
Chris@49:   
Chris@49:   arma_debug_assert_mul_size(A, B, "matrix multiplication");
Chris@49:   
Chris@49:   out.set_size(A.n_rows, B.n_cols);
Chris@49:   
Chris@49:   gemm_mixed<>::apply(out, A, B);
Chris@49:   }
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! matrix addition with different element types
Chris@49: template<typename T1, typename T2>
Chris@49: inline
Chris@49: void
Chris@49: glue_mixed_plus::apply(Mat<typename eT_promoter<T1,T2>::eT>& out, const mtGlue<typename eT_promoter<T1,T2>::eT, T1, T2, glue_mixed_plus>& X)
Chris@49:   {
Chris@49:   arma_extra_debug_sigprint();
Chris@49:   
Chris@49:   typedef typename T1::elem_type eT1;
Chris@49:   typedef typename T2::elem_type eT2;
Chris@49:   
Chris@49:   typedef typename promote_type<eT1,eT2>::result out_eT;
Chris@49:   
Chris@49:   promote_type<eT1,eT2>::check();
Chris@49:   
Chris@49:   const Proxy<T1> A(X.A);
Chris@49:   const Proxy<T2> B(X.B);
Chris@49:   
Chris@49:   arma_debug_assert_same_size(A, B, "addition");
Chris@49:   
Chris@49:   const uword n_rows = A.get_n_rows();
Chris@49:   const uword n_cols = A.get_n_cols();
Chris@49:   
Chris@49:   out.set_size(n_rows, n_cols);
Chris@49:   
Chris@49:         out_eT* out_mem = out.memptr();
Chris@49:   const uword   n_elem  = out.n_elem;
Chris@49:     
Chris@49:   const bool prefer_at_accessor = (Proxy<T1>::prefer_at_accessor || Proxy<T2>::prefer_at_accessor);
Chris@49:   
Chris@49:   if(prefer_at_accessor == false)
Chris@49:     {
Chris@49:     typename Proxy<T1>::ea_type AA = A.get_ea();
Chris@49:     typename Proxy<T2>::ea_type BB = B.get_ea();
Chris@49:     
Chris@49:     if(memory::is_aligned(out_mem))
Chris@49:       {
Chris@49:       memory::mark_as_aligned(out_mem);
Chris@49:       
Chris@49:       for(uword i=0; i<n_elem; ++i)
Chris@49:         {
Chris@49:         out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) + upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:         }
Chris@49:       }
Chris@49:     else
Chris@49:       {
Chris@49:       for(uword i=0; i<n_elem; ++i)
Chris@49:         {
Chris@49:         out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) + upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:         }
Chris@49:       }
Chris@49:     }
Chris@49:   else
Chris@49:     {
Chris@49:     uword i = 0;
Chris@49:     
Chris@49:     for(uword col=0; col < n_cols; ++col)
Chris@49:     for(uword row=0; row < n_rows; ++row)
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(A.at(row,col)) + upgrade_val<eT1,eT2>::apply(B.at(row,col));
Chris@49:       ++i;
Chris@49:       }
Chris@49:     }
Chris@49:   }
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! matrix subtraction with different element types
Chris@49: template<typename T1, typename T2>
Chris@49: inline
Chris@49: void
Chris@49: glue_mixed_minus::apply(Mat<typename eT_promoter<T1,T2>::eT>& out, const mtGlue<typename eT_promoter<T1,T2>::eT, T1, T2, glue_mixed_minus>& X)
Chris@49:   {
Chris@49:   arma_extra_debug_sigprint();
Chris@49:   
Chris@49:   typedef typename T1::elem_type eT1;
Chris@49:   typedef typename T2::elem_type eT2;
Chris@49:   
Chris@49:   typedef typename promote_type<eT1,eT2>::result out_eT;
Chris@49:   
Chris@49:   promote_type<eT1,eT2>::check();
Chris@49:   
Chris@49:   const Proxy<T1> A(X.A);
Chris@49:   const Proxy<T2> B(X.B);
Chris@49:   
Chris@49:   arma_debug_assert_same_size(A, B, "subtraction");
Chris@49:   
Chris@49:   const uword n_rows = A.get_n_rows();
Chris@49:   const uword n_cols = A.get_n_cols();
Chris@49:   
Chris@49:   out.set_size(n_rows, n_cols);
Chris@49:   
Chris@49:         out_eT* out_mem = out.memptr();
Chris@49:   const uword   n_elem  = out.n_elem;
Chris@49:     
Chris@49:   const bool prefer_at_accessor = (Proxy<T1>::prefer_at_accessor || Proxy<T2>::prefer_at_accessor);
Chris@49:   
Chris@49:   if(prefer_at_accessor == false)
Chris@49:     {
Chris@49:     typename Proxy<T1>::ea_type AA = A.get_ea();
Chris@49:     typename Proxy<T2>::ea_type BB = B.get_ea();
Chris@49:     
Chris@49:     if(memory::is_aligned(out_mem))
Chris@49:       {
Chris@49:       memory::mark_as_aligned(out_mem);
Chris@49:       
Chris@49:       for(uword i=0; i<n_elem; ++i)
Chris@49:         {
Chris@49:         out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) - upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:         }
Chris@49:       }
Chris@49:     else
Chris@49:       {
Chris@49:       for(uword i=0; i<n_elem; ++i)
Chris@49:         {
Chris@49:         out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) - upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:         }
Chris@49:       }
Chris@49:     }
Chris@49:   else
Chris@49:     {
Chris@49:     uword i = 0;
Chris@49:     
Chris@49:     for(uword col=0; col < n_cols; ++col)
Chris@49:     for(uword row=0; row < n_rows; ++row)
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(A.at(row,col)) - upgrade_val<eT1,eT2>::apply(B.at(row,col));
Chris@49:       ++i;
Chris@49:       }
Chris@49:     }
Chris@49:   }
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! element-wise matrix division with different element types
Chris@49: template<typename T1, typename T2>
Chris@49: inline
Chris@49: void
Chris@49: glue_mixed_div::apply(Mat<typename eT_promoter<T1,T2>::eT>& out, const mtGlue<typename eT_promoter<T1,T2>::eT, T1, T2, glue_mixed_div>& X)
Chris@49:   {
Chris@49:   arma_extra_debug_sigprint();
Chris@49:   
Chris@49:   typedef typename T1::elem_type eT1;
Chris@49:   typedef typename T2::elem_type eT2;
Chris@49:   
Chris@49:   typedef typename promote_type<eT1,eT2>::result out_eT;
Chris@49:   
Chris@49:   promote_type<eT1,eT2>::check();
Chris@49:   
Chris@49:   const Proxy<T1> A(X.A);
Chris@49:   const Proxy<T2> B(X.B);
Chris@49:   
Chris@49:   arma_debug_assert_same_size(A, B, "element-wise division");
Chris@49:   
Chris@49:   const uword n_rows = A.get_n_rows();
Chris@49:   const uword n_cols = A.get_n_cols();
Chris@49:   
Chris@49:   out.set_size(n_rows, n_cols);
Chris@49:   
Chris@49:         out_eT* out_mem = out.memptr();
Chris@49:   const uword   n_elem  = out.n_elem;
Chris@49:     
Chris@49:   const bool prefer_at_accessor = (Proxy<T1>::prefer_at_accessor || Proxy<T2>::prefer_at_accessor);
Chris@49:   
Chris@49:   if(prefer_at_accessor == false)
Chris@49:     {
Chris@49:     typename Proxy<T1>::ea_type AA = A.get_ea();
Chris@49:     typename Proxy<T2>::ea_type BB = B.get_ea();
Chris@49:     
Chris@49:     if(memory::is_aligned(out_mem))
Chris@49:       {
Chris@49:       memory::mark_as_aligned(out_mem);
Chris@49:       
Chris@49:       for(uword i=0; i<n_elem; ++i)
Chris@49:         {
Chris@49:         out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) / upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:         }
Chris@49:       }
Chris@49:     else
Chris@49:       {
Chris@49:       for(uword i=0; i<n_elem; ++i)
Chris@49:         {
Chris@49:         out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) / upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:         }
Chris@49:       }
Chris@49:     }
Chris@49:   else
Chris@49:     {
Chris@49:     uword i = 0;
Chris@49:     
Chris@49:     for(uword col=0; col < n_cols; ++col)
Chris@49:     for(uword row=0; row < n_rows; ++row)
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(A.at(row,col)) / upgrade_val<eT1,eT2>::apply(B.at(row,col));
Chris@49:       ++i;
Chris@49:       }
Chris@49:     }
Chris@49:   }
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! element-wise matrix multiplication with different element types
Chris@49: template<typename T1, typename T2>
Chris@49: inline
Chris@49: void
Chris@49: glue_mixed_schur::apply(Mat<typename eT_promoter<T1,T2>::eT>& out, const mtGlue<typename eT_promoter<T1,T2>::eT, T1, T2, glue_mixed_schur>& X)
Chris@49:   {
Chris@49:   arma_extra_debug_sigprint();
Chris@49:   
Chris@49:   typedef typename T1::elem_type eT1;
Chris@49:   typedef typename T2::elem_type eT2;
Chris@49:   
Chris@49:   typedef typename promote_type<eT1,eT2>::result out_eT;
Chris@49:   
Chris@49:   promote_type<eT1,eT2>::check();
Chris@49:   
Chris@49:   const Proxy<T1> A(X.A);
Chris@49:   const Proxy<T2> B(X.B);
Chris@49:   
Chris@49:   arma_debug_assert_same_size(A, B, "element-wise multiplication");
Chris@49:   
Chris@49:   const uword n_rows = A.get_n_rows();
Chris@49:   const uword n_cols = A.get_n_cols();
Chris@49:   
Chris@49:   out.set_size(n_rows, n_cols);
Chris@49:   
Chris@49:         out_eT* out_mem = out.memptr();
Chris@49:   const uword   n_elem  = out.n_elem;
Chris@49:     
Chris@49:   const bool prefer_at_accessor = (Proxy<T1>::prefer_at_accessor || Proxy<T2>::prefer_at_accessor);
Chris@49:   
Chris@49:   if(prefer_at_accessor == false)
Chris@49:     {
Chris@49:     typename Proxy<T1>::ea_type AA = A.get_ea();
Chris@49:     typename Proxy<T2>::ea_type BB = B.get_ea();
Chris@49:     
Chris@49:     if(memory::is_aligned(out_mem))
Chris@49:       {
Chris@49:       memory::mark_as_aligned(out_mem);
Chris@49:       
Chris@49:       for(uword i=0; i<n_elem; ++i)
Chris@49:         {
Chris@49:         out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) * upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:         }
Chris@49:       }
Chris@49:     else
Chris@49:       {
Chris@49:       for(uword i=0; i<n_elem; ++i)
Chris@49:         {
Chris@49:         out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) * upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:         }
Chris@49:       }
Chris@49:     }
Chris@49:   else
Chris@49:     {
Chris@49:     uword i = 0;
Chris@49:     
Chris@49:     for(uword col=0; col < n_cols; ++col)
Chris@49:     for(uword row=0; row < n_rows; ++row)
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(A.at(row,col)) * upgrade_val<eT1,eT2>::apply(B.at(row,col));
Chris@49:       ++i;
Chris@49:       }
Chris@49:     }
Chris@49:   }
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //
Chris@49: //
Chris@49: //
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! cube addition with different element types
Chris@49: template<typename T1, typename T2>
Chris@49: inline
Chris@49: void
Chris@49: glue_mixed_plus::apply(Cube<typename eT_promoter<T1,T2>::eT>& out, const mtGlueCube<typename eT_promoter<T1,T2>::eT, T1, T2, glue_mixed_plus>& X)
Chris@49:   {
Chris@49:   arma_extra_debug_sigprint();
Chris@49:   
Chris@49:   typedef typename T1::elem_type eT1;
Chris@49:   typedef typename T2::elem_type eT2;
Chris@49:   
Chris@49:   typedef typename promote_type<eT1,eT2>::result out_eT;
Chris@49:   
Chris@49:   promote_type<eT1,eT2>::check();
Chris@49:   
Chris@49:   const ProxyCube<T1> A(X.A);
Chris@49:   const ProxyCube<T2> B(X.B);
Chris@49:   
Chris@49:   arma_debug_assert_same_size(A, B, "addition");
Chris@49:   
Chris@49:   const uword n_rows   = A.get_n_rows();
Chris@49:   const uword n_cols   = A.get_n_cols();
Chris@49:   const uword n_slices = A.get_n_slices();
Chris@49: 
Chris@49:   out.set_size(n_rows, n_cols, n_slices);
Chris@49:   
Chris@49:         out_eT* out_mem = out.memptr();
Chris@49:   const uword    n_elem = out.n_elem;
Chris@49:   
Chris@49:   const bool prefer_at_accessor = (ProxyCube<T1>::prefer_at_accessor || ProxyCube<T2>::prefer_at_accessor);
Chris@49:   
Chris@49:   if(prefer_at_accessor == false)
Chris@49:     {
Chris@49:     typename ProxyCube<T1>::ea_type AA = A.get_ea();
Chris@49:     typename ProxyCube<T2>::ea_type BB = B.get_ea();
Chris@49:     
Chris@49:     for(uword i=0; i<n_elem; ++i)
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) + upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:       }
Chris@49:     }
Chris@49:   else
Chris@49:     {
Chris@49:     uword i = 0;
Chris@49:     
Chris@49:     for(uword slice = 0; slice < n_slices; ++slice)
Chris@49:     for(uword col   = 0; col   < n_cols;   ++col  )
Chris@49:     for(uword row   = 0; row   < n_rows;   ++row  )
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(A.at(row,col,slice)) + upgrade_val<eT1,eT2>::apply(B.at(row,col,slice));
Chris@49:       ++i;
Chris@49:       }
Chris@49:     }
Chris@49:   }
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! cube subtraction with different element types
Chris@49: template<typename T1, typename T2>
Chris@49: inline
Chris@49: void
Chris@49: glue_mixed_minus::apply(Cube<typename eT_promoter<T1,T2>::eT>& out, const mtGlueCube<typename eT_promoter<T1,T2>::eT, T1, T2, glue_mixed_minus>& X)
Chris@49:   {
Chris@49:   arma_extra_debug_sigprint();
Chris@49:   
Chris@49:   typedef typename T1::elem_type eT1;
Chris@49:   typedef typename T2::elem_type eT2;
Chris@49:   
Chris@49:   typedef typename promote_type<eT1,eT2>::result out_eT;
Chris@49:   
Chris@49:   promote_type<eT1,eT2>::check();
Chris@49:   
Chris@49:   const ProxyCube<T1> A(X.A);
Chris@49:   const ProxyCube<T2> B(X.B);
Chris@49:   
Chris@49:   arma_debug_assert_same_size(A, B, "subtraction");
Chris@49:   
Chris@49:   const uword n_rows   = A.get_n_rows();
Chris@49:   const uword n_cols   = A.get_n_cols();
Chris@49:   const uword n_slices = A.get_n_slices();
Chris@49: 
Chris@49:   out.set_size(n_rows, n_cols, n_slices);
Chris@49:   
Chris@49:         out_eT* out_mem = out.memptr();
Chris@49:   const uword    n_elem = out.n_elem;
Chris@49:   
Chris@49:   const bool prefer_at_accessor = (ProxyCube<T1>::prefer_at_accessor || ProxyCube<T2>::prefer_at_accessor);
Chris@49:   
Chris@49:   if(prefer_at_accessor == false)
Chris@49:     {
Chris@49:     typename ProxyCube<T1>::ea_type AA = A.get_ea();
Chris@49:     typename ProxyCube<T2>::ea_type BB = B.get_ea();
Chris@49:     
Chris@49:     for(uword i=0; i<n_elem; ++i)
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) - upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:       }
Chris@49:     }
Chris@49:   else
Chris@49:     {
Chris@49:     uword i = 0;
Chris@49:     
Chris@49:     for(uword slice = 0; slice < n_slices; ++slice)
Chris@49:     for(uword col   = 0; col   < n_cols;   ++col  )
Chris@49:     for(uword row   = 0; row   < n_rows;   ++row  )
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(A.at(row,col,slice)) - upgrade_val<eT1,eT2>::apply(B.at(row,col,slice));
Chris@49:       ++i;
Chris@49:       }
Chris@49:     }
Chris@49:   }
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! element-wise cube division with different element types
Chris@49: template<typename T1, typename T2>
Chris@49: inline
Chris@49: void
Chris@49: glue_mixed_div::apply(Cube<typename eT_promoter<T1,T2>::eT>& out, const mtGlueCube<typename eT_promoter<T1,T2>::eT, T1, T2, glue_mixed_div>& X)
Chris@49:   {
Chris@49:   arma_extra_debug_sigprint();
Chris@49:   
Chris@49:   typedef typename T1::elem_type eT1;
Chris@49:   typedef typename T2::elem_type eT2;
Chris@49:   
Chris@49:   typedef typename promote_type<eT1,eT2>::result out_eT;
Chris@49:   
Chris@49:   promote_type<eT1,eT2>::check();
Chris@49:   
Chris@49:   const ProxyCube<T1> A(X.A);
Chris@49:   const ProxyCube<T2> B(X.B);
Chris@49:   
Chris@49:   arma_debug_assert_same_size(A, B, "element-wise division");
Chris@49:   
Chris@49:   const uword n_rows   = A.get_n_rows();
Chris@49:   const uword n_cols   = A.get_n_cols();
Chris@49:   const uword n_slices = A.get_n_slices();
Chris@49: 
Chris@49:   out.set_size(n_rows, n_cols, n_slices);
Chris@49:   
Chris@49:         out_eT* out_mem = out.memptr();
Chris@49:   const uword    n_elem = out.n_elem;
Chris@49:   
Chris@49:   const bool prefer_at_accessor = (ProxyCube<T1>::prefer_at_accessor || ProxyCube<T2>::prefer_at_accessor);
Chris@49:   
Chris@49:   if(prefer_at_accessor == false)
Chris@49:     {
Chris@49:     typename ProxyCube<T1>::ea_type AA = A.get_ea();
Chris@49:     typename ProxyCube<T2>::ea_type BB = B.get_ea();
Chris@49:     
Chris@49:     for(uword i=0; i<n_elem; ++i)
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) / upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:       }
Chris@49:     }
Chris@49:   else
Chris@49:     {
Chris@49:     uword i = 0;
Chris@49:     
Chris@49:     for(uword slice = 0; slice < n_slices; ++slice)
Chris@49:     for(uword col   = 0; col   < n_cols;   ++col  )
Chris@49:     for(uword row   = 0; row   < n_rows;   ++row  )
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(A.at(row,col,slice)) / upgrade_val<eT1,eT2>::apply(B.at(row,col,slice));
Chris@49:       ++i;
Chris@49:       }
Chris@49:     }
Chris@49:   }
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! element-wise cube multiplication with different element types
Chris@49: template<typename T1, typename T2>
Chris@49: inline
Chris@49: void
Chris@49: glue_mixed_schur::apply(Cube<typename eT_promoter<T1,T2>::eT>& out, const mtGlueCube<typename eT_promoter<T1,T2>::eT, T1, T2, glue_mixed_schur>& X)
Chris@49:   {
Chris@49:   arma_extra_debug_sigprint();
Chris@49:   
Chris@49:   typedef typename T1::elem_type eT1;
Chris@49:   typedef typename T2::elem_type eT2;
Chris@49:   
Chris@49:   typedef typename promote_type<eT1,eT2>::result out_eT;
Chris@49:   
Chris@49:   promote_type<eT1,eT2>::check();
Chris@49:   
Chris@49:   const ProxyCube<T1> A(X.A);
Chris@49:   const ProxyCube<T2> B(X.B);
Chris@49:   
Chris@49:   arma_debug_assert_same_size(A, B, "element-wise multiplication");
Chris@49:   
Chris@49:   const uword n_rows   = A.get_n_rows();
Chris@49:   const uword n_cols   = A.get_n_cols();
Chris@49:   const uword n_slices = A.get_n_slices();
Chris@49: 
Chris@49:   out.set_size(n_rows, n_cols, n_slices);
Chris@49:   
Chris@49:         out_eT* out_mem = out.memptr();
Chris@49:   const uword    n_elem = out.n_elem;
Chris@49:   
Chris@49:   const bool prefer_at_accessor = (ProxyCube<T1>::prefer_at_accessor || ProxyCube<T2>::prefer_at_accessor);
Chris@49:   
Chris@49:   if(prefer_at_accessor == false)
Chris@49:     {
Chris@49:     typename ProxyCube<T1>::ea_type AA = A.get_ea();
Chris@49:     typename ProxyCube<T2>::ea_type BB = B.get_ea();
Chris@49:     
Chris@49:     for(uword i=0; i<n_elem; ++i)
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) * upgrade_val<eT1,eT2>::apply(BB[i]);
Chris@49:       }
Chris@49:     }
Chris@49:   else
Chris@49:     {
Chris@49:     uword i = 0;
Chris@49:     
Chris@49:     for(uword slice = 0; slice < n_slices; ++slice)
Chris@49:     for(uword col   = 0; col   < n_cols;   ++col  )
Chris@49:     for(uword row   = 0; row   < n_rows;   ++row  )
Chris@49:       {
Chris@49:       out_mem[i] = upgrade_val<eT1,eT2>::apply(A.at(row,col,slice)) * upgrade_val<eT1,eT2>::apply(B.at(row,col,slice));
Chris@49:       ++i;
Chris@49:       }
Chris@49:     }
Chris@49:   }
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! @}