Operator_cube_minus

Functions

template<typename T1 >
arma_inline const eOpCube< T1,
eop_cube_neg
operator- (const BaseCube< typename T1::elem_type, T1 > &X)
 unary -
template<typename T1 >
arma_inline const T1 & operator- (const eOpCube< T1, eop_cube_neg > &X)
 cancellation of two consecutive negations: -(-T1)
template<typename T1 >
arma_inline const eOpCube< T1,
eop_cube_scalar_minus_post
operator- (const BaseCube< typename T1::elem_type, T1 > &X, const typename T1::elem_type k)
 BaseCube - scalar.
template<typename T1 >
arma_inline const eOpCube< T1,
eop_cube_scalar_minus_pre
operator- (const typename T1::elem_type k, const BaseCube< typename T1::elem_type, T1 > &X)
 scalar - BaseCube
template<typename T1 , typename T2 >
arma_inline const eGlueCube
< T1, T2, eglue_cube_minus
operator- (const BaseCube< typename T1::elem_type, T1 > &X, const BaseCube< typename T1::elem_type, T2 > &Y)
 subtraction of BaseCube objects with same element type
template<typename T1 , typename T2 >
arma_inline Cube< typename
promote_type< typename
T1::elem_type, typename
T2::elem_type >::result > 
operator- (const BaseCube< typename force_different_type< typename T1::elem_type, typename T2::elem_type >::T1_result, T1 > &X, const BaseCube< typename force_different_type< typename T1::elem_type, typename T2::elem_type >::T2_result, T2 > &Y)
 subtraction of Base objects with different element types

Function Documentation

template<typename T1 >
arma_inline const eOpCube<T1, eop_cube_neg> operator- ( const BaseCube< typename T1::elem_type, T1 > &  X  )  [inline]

unary -

Definition at line 27 of file operator_cube_minus.hpp.

00030   {
00031   arma_extra_debug_sigprint();
00032   
00033   return eOpCube<T1, eop_cube_neg>(X.get_ref());
00034   }

template<typename T1 >
arma_inline const T1& operator- ( const eOpCube< T1, eop_cube_neg > &  X  )  [inline]

cancellation of two consecutive negations: -(-T1)

Definition at line 43 of file operator_cube_minus.hpp.

00046   {
00047   arma_extra_debug_sigprint();
00048   
00049   return X.m;
00050   }

template<typename T1 >
arma_inline const eOpCube<T1, eop_cube_scalar_minus_post> operator- ( const BaseCube< typename T1::elem_type, T1 > &  X,
const typename T1::elem_type  k 
) [inline]

BaseCube - scalar.

Definition at line 59 of file operator_cube_minus.hpp.

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

00063   {
00064   arma_extra_debug_sigprint();
00065   
00066   return eOpCube<T1, eop_cube_scalar_minus_post>(X.get_ref(), k);
00067   }

template<typename T1 >
arma_inline const eOpCube<T1, eop_cube_scalar_minus_pre> operator- ( const typename T1::elem_type  k,
const BaseCube< typename T1::elem_type, T1 > &  X 
) [inline]

scalar - BaseCube

Definition at line 76 of file operator_cube_minus.hpp.

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

00080   {
00081   arma_extra_debug_sigprint();
00082   
00083   return eOpCube<T1, eop_cube_scalar_minus_pre>(X.get_ref(), k);
00084   }

template<typename T1 , typename T2 >
arma_inline const eGlueCube<T1, T2, eglue_cube_minus> operator- ( const BaseCube< typename T1::elem_type, T1 > &  X,
const BaseCube< typename T1::elem_type, T2 > &  Y 
) [inline]

subtraction of BaseCube objects with same element type

Definition at line 93 of file operator_cube_minus.hpp.

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

00097   {
00098   arma_extra_debug_sigprint();
00099   
00100   return eGlueCube<T1, T2, eglue_cube_minus>(X.get_ref(), Y.get_ref());
00101   }

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

subtraction of Base objects with different element types

Definition at line 110 of file operator_cube_minus.hpp.

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

00114   {
00115   arma_extra_debug_sigprint();
00116   
00117   typedef typename T1::elem_type eT1;
00118   typedef typename T2::elem_type eT2;
00119   
00120   typedef typename promote_type<eT1,eT2>::result out_eT;
00121   
00122   promote_type<eT1,eT2>::check();
00123   
00124   const ProxyCube<T1> A(X.get_ref());
00125   const ProxyCube<T2> B(Y.get_ref());
00126   
00127   arma_debug_assert_same_size(A, B, "cube subtraction");
00128   
00129   Cube<out_eT> out(A.n_rows, A.n_cols, A.n_slices);
00130 
00131         out_eT* out_mem = out.memptr();
00132   const u32     n_elem  = out.n_elem;
00133   
00134   for(u32 i=0; i<n_elem; ++i)
00135     {
00136     out_mem[i] = upgrade_val<eT1,eT2>::apply(A[i]) - upgrade_val<eT1,eT2>::apply(B[i]);
00137     }
00138   
00139   return out;
00140   }