Operator_div

Functions

template<typename T1 >
arma_inline const eOp< T1,
eop_scalar_div_post
operator/ (const Base< typename T1::elem_type, T1 > &X, const typename T1::elem_type k)
 Base / scalar.
template<typename T1 >
arma_inline const eOp< T1,
eop_scalar_div_pre
operator/ (const typename T1::elem_type k, const Base< typename T1::elem_type, T1 > &X)
 scalar / Base
template<typename T1 >
arma_inline Mat< typename
std::complex< typename
T1::pod_type > > 
operator/ (const Base< typename T1::pod_type, T1 > &X, const std::complex< typename T1::pod_type > &k)
 non-complex Base / complex scalar (experimental)
template<typename T1 >
arma_inline Mat< typename
std::complex< typename
T1::pod_type > > 
operator/ (const std::complex< typename T1::pod_type > &k, const Base< typename T1::pod_type, T1 > &X)
 complex scalar / non-complex Base (experimental)
template<typename T1 , typename T2 >
arma_inline const eGlue< T1,
T2, eglue_div
operator/ (const Base< typename T1::elem_type, T1 > &X, const Base< typename T1::elem_type, T2 > &Y)
 element-wise division of Base objects with same element type
template<typename T1 , typename T2 >
arma_inline Mat< typename
promote_type< typename
T1::elem_type, typename
T2::elem_type >::result > 
operator/ (const Base< typename force_different_type< typename T1::elem_type, typename T2::elem_type >::T1_result, T1 > &X, const Base< typename force_different_type< typename T1::elem_type, typename T2::elem_type >::T2_result, T2 > &Y)
 element-wise division of Base objects with different element types

Function Documentation

template<typename T1 >
arma_inline const eOp<T1, eop_scalar_div_post> operator/ ( const Base< typename T1::elem_type, T1 > &  X,
const typename T1::elem_type  k 
) [inline]

Base / scalar.

Definition at line 27 of file operator_div.hpp.

References Base< elem_type, derived >::get_ref().

00031   {
00032   arma_extra_debug_sigprint();
00033   
00034   return eOp<T1, eop_scalar_div_post>(X.get_ref(), k);
00035   }

template<typename T1 >
arma_inline const eOp<T1, eop_scalar_div_pre> operator/ ( const typename T1::elem_type  k,
const Base< typename T1::elem_type, T1 > &  X 
) [inline]

scalar / Base

Definition at line 44 of file operator_div.hpp.

References Base< elem_type, derived >::get_ref().

00048   {
00049   arma_extra_debug_sigprint();
00050   
00051   return eOp<T1, eop_scalar_div_pre>(X.get_ref(), k);
00052   }

template<typename T1 >
arma_inline Mat<typename std::complex<typename T1::pod_type> > operator/ ( const Base< typename T1::pod_type, T1 > &  X,
const std::complex< typename T1::pod_type > &  k 
) [inline]

non-complex Base / complex scalar (experimental)

Definition at line 61 of file operator_div.hpp.

References Base< elem_type, derived >::get_ref().

00065   {
00066   arma_extra_debug_sigprint();
00067   
00068   typedef typename std::complex<typename T1::pod_type> eT;
00069   typedef typename T1::pod_type                         T;
00070   
00071   const Proxy<T1> A(X.get_ref());
00072   
00073   Mat<eT> out(A.n_rows, A.n_cols);
00074   
00075   const u32 n_elem  = A.n_elem;
00076         eT* out_mem = out.memptr();
00077   
00078   for(u32 i=0; i<n_elem; ++i)
00079     {
00080     out_mem[i] = A[i] / k;
00081     }
00082   
00083   return out;
00084   }

template<typename T1 >
arma_inline Mat<typename std::complex<typename T1::pod_type> > operator/ ( const std::complex< typename T1::pod_type > &  k,
const Base< typename T1::pod_type, T1 > &  X 
) [inline]

complex scalar / non-complex Base (experimental)

Definition at line 93 of file operator_div.hpp.

References Base< elem_type, derived >::get_ref().

00097   {
00098   arma_extra_debug_sigprint();
00099   
00100   typedef typename std::complex<typename T1::pod_type> eT;
00101   typedef typename T1::pod_type                         T;
00102   
00103   const Proxy<T1> A(X.get_ref());
00104   
00105   Mat<eT> out(A.n_rows, A.n_cols);
00106   
00107   const u32 n_elem  = A.n_elem;
00108         eT* out_mem = out.memptr();
00109   
00110   for(u32 i=0; i<n_elem; ++i)
00111     {
00112     out_mem[i] = k / A[i];
00113     }
00114   
00115   return out;
00116   }

template<typename T1 , typename T2 >
arma_inline const eGlue<T1, T2, eglue_div> operator/ ( const Base< typename T1::elem_type, T1 > &  X,
const Base< typename T1::elem_type, T2 > &  Y 
) [inline]

element-wise division of Base objects with same element type

Definition at line 125 of file operator_div.hpp.

References Base< elem_type, derived >::get_ref().

00129   {
00130   arma_extra_debug_sigprint();
00131   
00132   return eGlue<T1, T2, eglue_div>(X.get_ref(), Y.get_ref());
00133   }

template<typename T1 , typename T2 >
arma_inline Mat<typename promote_type<typename T1::elem_type, typename T2::elem_type>::result> operator/ ( const Base< typename force_different_type< typename T1::elem_type, typename T2::elem_type >::T1_result, T1 > &  X,
const Base< typename force_different_type< typename T1::elem_type, typename T2::elem_type >::T2_result, T2 > &  Y 
) [inline]

element-wise division of Base objects with different element types

Definition at line 142 of file operator_div.hpp.

References upgrade_val< T1, T2 >::apply(), promote_type< T1, T2 >::check(), Base< elem_type, derived >::get_ref(), Mat< eT >::memptr(), and Mat< eT >::n_elem.

00146   {
00147   arma_extra_debug_sigprint();
00148   
00149   typedef typename T1::elem_type eT1;
00150   typedef typename T2::elem_type eT2;
00151   
00152   typedef typename promote_type<eT1,eT2>::result out_eT;
00153   
00154   promote_type<eT1,eT2>::check();
00155   
00156   const Proxy<T1> A(X.get_ref());
00157   const Proxy<T2> B(Y.get_ref());
00158   
00159   arma_debug_assert_same_size(A, B, "element-wise matrix division");
00160   
00161   Mat<out_eT> out(A.n_rows, A.n_cols);
00162 
00163         out_eT* out_mem = out.memptr();
00164   const u32     n_elem  = out.n_elem;
00165   
00166   for(u32 i=0; i<n_elem; ++i)
00167     {
00168     out_mem[i] = upgrade_val<eT1,eT2>::apply(A[i]) / upgrade_val<eT1,eT2>::apply(B[i]);
00169     }
00170   
00171   return out;
00172   }