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/glue_powext_meat.hpp    | 674 +++++++++++++++++++++
 1 file changed, 674 insertions(+)
 create mode 100644 src/armadillo/include/armadillo_bits/glue_powext_meat.hpp

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

diff --git a/src/armadillo/include/armadillo_bits/glue_powext_meat.hpp b/src/armadillo/include/armadillo_bits/glue_powext_meat.hpp
new file mode 100644
index 0000000..700a2cf
--- /dev/null
+++ b/src/armadillo/include/armadillo_bits/glue_powext_meat.hpp
@@ -0,0 +1,674 @@
+// 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 glue_powext
+//! @{
+
+
+template<typename T1, typename T2>
+inline
+void
+glue_powext::apply(Mat<typename T1::elem_type>& out, const Glue<T1, T2, glue_powext>& X)
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename T1::elem_type eT;
+  
+  const quasi_unwrap<T1> UA(X.A);
+  const quasi_unwrap<T2> UB(X.B);
+  
+  const Mat<eT>& A = UA.M;
+  const Mat<eT>& B = UB.M;
+  
+  arma_debug_assert_same_size(A, B, "element-wise pow()");
+  
+  const bool UA_bad_alias = UA.is_alias(out) && (UA.has_subview);  // allow inplace operation
+  const bool UB_bad_alias = UB.is_alias(out);
+  
+  if(UA_bad_alias || UB_bad_alias)
+    {
+    Mat<eT> tmp;
+    
+    glue_powext::apply(tmp, A, B);
+    
+    out.steal_mem(tmp);
+    }
+  else
+    {
+    glue_powext::apply(out, A, B);
+    }
+  }
+
+
+
+template<typename eT>
+inline
+void
+glue_powext::apply(Mat<eT>& out, const Mat<eT>& A, const Mat<eT>& B)
+  {
+  arma_extra_debug_sigprint();
+  
+  out.set_size(A.n_rows, A.n_cols);
+  
+  const uword N = out.n_elem;
+  
+        eT* out_mem = out.memptr();
+  const eT*   A_mem =   A.memptr();
+  const eT*   B_mem =   B.memptr();
+  
+  if( arma_config::openmp && mp_gate<eT>::eval(N) )
+    {
+    #if defined(ARMA_USE_OPENMP)
+      {
+      const int n_threads = mp_thread_limit::get();
+      
+      #pragma omp parallel for schedule(static) num_threads(n_threads)
+      for(uword i=0; i<N; ++i)
+        {
+        out_mem[i] = eop_aux::pow(A_mem[i], B_mem[i]);
+        }
+      }
+    #endif
+    }
+  else
+    {
+    for(uword i=0; i<N; ++i)
+      {
+      out_mem[i] = eop_aux::pow(A_mem[i], B_mem[i]);
+      }
+    }
+  }
+
+
+
+template<typename parent, unsigned int mode, typename T2>
+inline
+Mat<typename parent::elem_type>
+glue_powext::apply
+  (
+  const subview_each1<parent,mode>&          X,
+  const Base<typename parent::elem_type,T2>& Y
+  )
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename parent::elem_type eT;
+  
+  const parent& A = X.P;
+  
+  const uword A_n_rows = A.n_rows;
+  const uword A_n_cols = A.n_cols;
+  
+  Mat<eT> out(A_n_rows, A_n_cols, arma_nozeros_indicator());
+  
+  const quasi_unwrap<T2> tmp(Y.get_ref());
+  const Mat<eT>& B     = tmp.M;
+  
+  X.check_size(B);
+  
+  const eT* B_mem = B.memptr();
+  
+  if(mode == 0) // each column
+    {
+    if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
+      {
+      #if defined(ARMA_USE_OPENMP)
+        {
+        const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_cols) );
+        
+        #pragma omp parallel for schedule(static) num_threads(n_threads)
+        for(uword i=0; i < A_n_cols; ++i)
+          {
+          const eT*   A_mem =   A.colptr(i);
+                eT* out_mem = out.colptr(i);
+          
+          for(uword row=0; row < A_n_rows; ++row)
+            {
+            out_mem[row] = eop_aux::pow(A_mem[row], B_mem[row]);
+            }
+          }
+        }
+      #endif
+      }
+    else
+      {
+      for(uword i=0; i < A_n_cols; ++i)
+        {
+        const eT*   A_mem =   A.colptr(i);
+              eT* out_mem = out.colptr(i);
+        
+        for(uword row=0; row < A_n_rows; ++row)
+          {
+          out_mem[row] = eop_aux::pow(A_mem[row], B_mem[row]);
+          }
+        }
+      }
+    }
+  
+  if(mode == 1) // each row
+    {
+    if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
+      {
+      #if defined(ARMA_USE_OPENMP)
+        {
+        const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_cols) );
+        
+        #pragma omp parallel for schedule(static) num_threads(n_threads)
+        for(uword i=0; i < A_n_cols; ++i)
+          {
+          const eT*   A_mem =   A.colptr(i);
+                eT* out_mem = out.colptr(i);
+          
+          const eT B_val = B_mem[i];
+          
+          for(uword row=0; row < A_n_rows; ++row)
+            {
+            out_mem[row] = eop_aux::pow(A_mem[row], B_val);
+            }
+          }
+        }
+      #endif
+      }
+    else
+      {
+      for(uword i=0; i < A_n_cols; ++i)
+        {
+        const eT*   A_mem =   A.colptr(i);
+              eT* out_mem = out.colptr(i);
+        
+        const eT B_val = B_mem[i];
+        
+        for(uword row=0; row < A_n_rows; ++row)
+          {
+          out_mem[row] = eop_aux::pow(A_mem[row], B_val);
+          }
+        }
+      }
+    }
+  
+  return out;
+  }
+
+
+
+template<typename T1, typename T2>
+inline
+void
+glue_powext::apply(Cube<typename T1::elem_type>& out, const GlueCube<T1, T2, glue_powext>& X)
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename T1::elem_type eT;
+  
+  const unwrap_cube<T1> UA(X.A);
+  const unwrap_cube<T2> UB(X.B);
+  
+  const Cube<eT>& A = UA.M;
+  const Cube<eT>& B = UB.M;
+  
+  arma_debug_assert_same_size(A, B, "element-wise pow()");
+  
+  if(UB.is_alias(out))
+    {
+    Cube<eT> tmp;
+    
+    glue_powext::apply(tmp, A, B);
+    
+    out.steal_mem(tmp);
+    }
+  else
+    {
+    glue_powext::apply(out, A, B);
+    }
+  }
+
+
+
+template<typename eT>
+inline
+void
+glue_powext::apply(Cube<eT>& out, const Cube<eT>& A, const Cube<eT>& B)
+  {
+  arma_extra_debug_sigprint();
+  
+  out.set_size(A.n_rows, A.n_cols, A.n_slices);
+  
+  const uword N = out.n_elem;
+  
+        eT* out_mem = out.memptr();
+  const eT*   A_mem =   A.memptr();
+  const eT*   B_mem =   B.memptr();
+  
+  if( arma_config::openmp && mp_gate<eT>::eval(N) )
+    {
+    #if defined(ARMA_USE_OPENMP)
+      {
+      const int n_threads = mp_thread_limit::get();
+      
+      #pragma omp parallel for schedule(static) num_threads(n_threads)
+      for(uword i=0; i<N; ++i)
+        {
+        out_mem[i] = eop_aux::pow(A_mem[i], B_mem[i]);
+        }
+      }
+    #endif
+    }
+  else
+    {
+    for(uword i=0; i<N; ++i)
+      {
+      out_mem[i] = eop_aux::pow(A_mem[i], B_mem[i]);
+      }
+    }
+  }
+
+
+
+template<typename eT, typename T2>
+inline
+Cube<eT>
+glue_powext::apply
+  (
+  const subview_cube_each1<eT>& X,
+  const Base<eT,T2>&            Y
+  )
+  {
+  arma_extra_debug_sigprint();
+  
+  const Cube<eT>& A = X.P;
+  
+  const uword A_n_rows   = A.n_rows;
+  const uword A_n_cols   = A.n_cols;
+  const uword A_n_slices = A.n_slices;
+  
+  Cube<eT> out(A_n_rows, A_n_cols, A_n_slices, arma_nozeros_indicator());
+  
+  const quasi_unwrap<T2> tmp(Y.get_ref());
+  const Mat<eT>& B     = tmp.M;
+  
+  X.check_size(B);
+  
+  const eT*   B_mem    = B.memptr();
+  const uword B_n_elem = B.n_elem;
+  
+  if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
+    {
+    #if defined(ARMA_USE_OPENMP)
+      {
+      const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_slices) );
+      
+      #pragma omp parallel for schedule(static) num_threads(n_threads)
+      for(uword s=0; s < A_n_slices; ++s)
+        {
+        const eT*   A_slice_mem =   A.slice_memptr(s);
+              eT* out_slice_mem = out.slice_memptr(s);
+        
+        for(uword i=0; i < B_n_elem; ++i)
+          {
+          out_slice_mem[i] = eop_aux::pow(A_slice_mem[i], B_mem[i]);
+          }
+        }
+      }
+    #endif
+    }
+  else
+    {
+    for(uword s=0; s < A_n_slices; ++s)
+      {
+      const eT*   A_slice_mem =   A.slice_memptr(s);
+            eT* out_slice_mem = out.slice_memptr(s);
+      
+      for(uword i=0; i < B_n_elem; ++i)
+        {
+        out_slice_mem[i] = eop_aux::pow(A_slice_mem[i], B_mem[i]);
+        }
+      }
+    }
+  
+  return out;
+  }
+
+
+
+//
+
+
+
+template<typename T1, typename T2>
+inline
+void
+glue_powext_cx::apply(Mat<typename T1::elem_type>& out, const mtGlue<typename T1::elem_type, T1, T2, glue_powext_cx>& X)
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename T1::elem_type eT;
+  typedef typename T1::pod_type   T;
+  
+  const quasi_unwrap<T1> UA(X.A);
+  const quasi_unwrap<T2> UB(X.B);
+  
+  const Mat<eT>& A = UA.M;
+  const Mat< T>& B = UB.M;
+  
+  arma_debug_assert_same_size(A, B, "element-wise pow()");
+  
+  if(UA.is_alias(out) && (UA.has_subview))
+    {
+    Mat<eT> tmp;
+    
+    glue_powext_cx::apply(tmp, A, B);
+    
+    out.steal_mem(tmp);
+    }
+  else
+    {
+    glue_powext_cx::apply(out, A, B);
+    }
+  }
+
+
+
+template<typename T>
+inline
+void
+glue_powext_cx::apply(Mat< std::complex<T> >& out, const Mat< std::complex<T> >& A, const Mat<T>& B)
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename std::complex<T> eT;
+  
+  out.set_size(A.n_rows, A.n_cols);
+  
+  const uword N = out.n_elem;
+  
+        eT* out_mem = out.memptr();
+  const eT*   A_mem =   A.memptr();
+  const  T*   B_mem =   B.memptr();
+  
+  if( arma_config::openmp && mp_gate<eT>::eval(N) )
+    {
+    #if defined(ARMA_USE_OPENMP)
+      {
+      const int n_threads = mp_thread_limit::get();
+      
+      #pragma omp parallel for schedule(static) num_threads(n_threads)
+      for(uword i=0; i<N; ++i)
+        {
+        out_mem[i] = std::pow(A_mem[i], B_mem[i]);
+        }
+      }
+    #endif
+    }
+  else
+    {
+    for(uword i=0; i<N; ++i)
+      {
+      out_mem[i] = std::pow(A_mem[i], B_mem[i]);
+      }
+    }
+  }
+
+
+
+template<typename parent, unsigned int mode, typename T2>
+inline
+Mat<typename parent::elem_type>
+glue_powext_cx::apply
+  (
+  const subview_each1<parent,mode>&      X,
+  const Base<typename T2::elem_type,T2>& Y
+  )
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename parent::elem_type eT;
+  typedef typename parent::pod_type   T;
+  
+  const parent& A = X.P;
+  
+  const uword A_n_rows = A.n_rows;
+  const uword A_n_cols = A.n_cols;
+  
+  Mat<eT> out(A_n_rows, A_n_cols, arma_nozeros_indicator());
+  
+  const quasi_unwrap<T2> tmp(Y.get_ref());
+  const Mat<T>& B      = tmp.M;
+  
+  X.check_size(B);
+  
+  const T* B_mem = B.memptr();
+  
+  if(mode == 0) // each column
+    {
+    if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
+      {
+      #if defined(ARMA_USE_OPENMP)
+        {
+        const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_cols) );
+        
+        #pragma omp parallel for schedule(static) num_threads(n_threads)
+        for(uword i=0; i < A_n_cols; ++i)
+          {
+          const eT*   A_mem =   A.colptr(i);
+                eT* out_mem = out.colptr(i);
+          
+          for(uword row=0; row < A_n_rows; ++row)
+            {
+            out_mem[row] = std::pow(A_mem[row], B_mem[row]);
+            }
+          }
+        }
+      #endif
+      }
+    else
+      {
+      for(uword i=0; i < A_n_cols; ++i)
+        {
+        const eT*   A_mem =   A.colptr(i);
+              eT* out_mem = out.colptr(i);
+        
+        for(uword row=0; row < A_n_rows; ++row)
+          {
+          out_mem[row] = std::pow(A_mem[row], B_mem[row]);
+          }
+        }
+      }
+    }
+  
+  if(mode == 1) // each row
+    {
+    if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
+      {
+      #if defined(ARMA_USE_OPENMP)
+        {
+        const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_cols) );
+        
+        #pragma omp parallel for schedule(static) num_threads(n_threads)
+        for(uword i=0; i < A_n_cols; ++i)
+          {
+          const eT*   A_mem =   A.colptr(i);
+                eT* out_mem = out.colptr(i);
+          
+          const eT B_val = B_mem[i];
+          
+          for(uword row=0; row < A_n_rows; ++row)
+            {
+            out_mem[row] = std::pow(A_mem[row], B_val);
+            }
+          }
+        }
+      #endif
+      }
+    else
+      {
+      for(uword i=0; i < A_n_cols; ++i)
+        {
+        const eT*   A_mem =   A.colptr(i);
+              eT* out_mem = out.colptr(i);
+        
+        const eT B_val = B_mem[i];
+        
+        for(uword row=0; row < A_n_rows; ++row)
+          {
+          out_mem[row] = std::pow(A_mem[row], B_val);
+          }
+        }
+      }
+    }
+  
+  return out;
+  }
+
+
+
+template<typename T1, typename T2>
+inline
+void
+glue_powext_cx::apply(Cube<typename T1::elem_type>& out, const mtGlueCube<typename T1::elem_type,T1,T2,glue_powext_cx>& X)
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename T1::elem_type eT;
+  
+  typedef typename get_pod_type<eT>::result T;
+  
+  const unwrap_cube<T1> UA(X.A);
+  const unwrap_cube<T2> UB(X.B);
+  
+  const Cube<eT>& A = UA.M;
+  const Cube< T>& B = UB.M;
+  
+  arma_debug_assert_same_size(A, B, "element-wise pow()");
+  
+  glue_powext_cx::apply(out, A, B);
+  }
+
+
+
+template<typename T>
+inline
+void
+glue_powext_cx::apply(Cube< std::complex<T> >& out, const Cube< std::complex<T> >& A, const Cube<T>& B)
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename std::complex<T> eT;
+  
+  out.set_size(A.n_rows, A.n_cols, A.n_slices);
+  
+  const uword N = out.n_elem;
+  
+        eT* out_mem = out.memptr();
+  const eT*   A_mem =   A.memptr();
+  const  T*   B_mem =   B.memptr();
+  
+  if( arma_config::openmp && mp_gate<eT>::eval(N) )
+    {
+    #if defined(ARMA_USE_OPENMP)
+      {
+      const int n_threads = mp_thread_limit::get();
+      
+      #pragma omp parallel for schedule(static) num_threads(n_threads)
+      for(uword i=0; i<N; ++i)
+        {
+        out_mem[i] = std::pow(A_mem[i], B_mem[i]);
+        }
+      }
+    #endif
+    }
+  else
+    {
+    for(uword i=0; i<N; ++i)
+      {
+      out_mem[i] = std::pow(A_mem[i], B_mem[i]);
+      }
+    }
+  }
+
+
+
+template<typename T, typename T2>
+inline
+Cube< std::complex<T> >
+glue_powext_cx::apply
+  (
+  const subview_cube_each1< std::complex<T> >& X,
+  const Base<T,T2>&                            Y
+  )
+  {
+  arma_extra_debug_sigprint();
+  
+  typedef typename std::complex<T> eT;
+  
+  const Cube<eT>& A = X.P;
+  
+  const uword A_n_rows   = A.n_rows;
+  const uword A_n_cols   = A.n_cols;
+  const uword A_n_slices = A.n_slices;
+  
+  Cube<eT> out(A_n_rows, A_n_cols, A_n_slices, arma_nozeros_indicator());
+  
+  const quasi_unwrap<T2> tmp(Y.get_ref());
+  const Mat<T>& B      = tmp.M;
+  
+  X.check_size(B);
+  
+  const T*    B_mem    = B.memptr();
+  const uword B_n_elem = B.n_elem;
+  
+  if( arma_config::openmp && mp_gate<eT>::eval(A.n_elem) )
+    {
+    #if defined(ARMA_USE_OPENMP)
+      {
+      const int n_threads = int( (std::min)(uword(mp_thread_limit::get()), A_n_slices) );
+      
+      #pragma omp parallel for schedule(static) num_threads(n_threads)
+      for(uword s=0; s < A_n_slices; ++s)
+        {
+        const eT*   A_slice_mem =   A.slice_memptr(s);
+              eT* out_slice_mem = out.slice_memptr(s);
+        
+        for(uword i=0; i < B_n_elem; ++i)
+          {
+          out_slice_mem[i] = std::pow(A_slice_mem[i], B_mem[i]);
+          }
+        }
+      }
+    #endif
+    }
+  else
+    {
+    for(uword s=0; s < A_n_slices; ++s)
+      {
+      const eT*   A_slice_mem =   A.slice_memptr(s);
+            eT* out_slice_mem = out.slice_memptr(s);
+      
+      for(uword i=0; i < B_n_elem; ++i)
+        {
+        out_slice_mem[i] = std::pow(A_slice_mem[i], B_mem[i]);
+        }
+      }
+    }
+  
+  return out;
+  }
+
+
+
+//! @}
-- 
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