//! More...
Classes | |
class | glue_kron |
Functions | |
template<typename eT > | |
static void | glue_kron::direct_kron (Mat< eT > &out, const Mat< eT > &A, const Mat< eT > &B) |
//! both input matrices have the same element type | |
template<typename T > | |
static void | glue_kron::direct_kron (Mat< std::complex< T > > &out, const Mat< std::complex< T > > &A, const Mat< T > &B) |
//! different types of input matrices //! A -> complex, B -> basic element type | |
template<typename T > | |
static void | glue_kron::direct_kron (Mat< std::complex< T > > &out, const Mat< T > &A, const Mat< std::complex< T > > &B) |
//! different types of input matrices //! A -> basic element type, B -> complex | |
template<typename T1 , typename T2 > | |
static void | glue_kron::apply (Mat< typename T1::elem_type > &out, const Glue< T1, T2, glue_kron > &X) |
//! apply Kronecker product for two objects with same element type |
//!
void glue_kron::direct_kron | ( | Mat< eT > & | out, | |
const Mat< eT > & | A, | |||
const Mat< eT > & | B | |||
) | [inline, static, inherited] |
//! both input matrices have the same element type
Definition at line 28 of file glue_kron_meat.hpp.
References Mat< eT >::n_cols, Mat< eT >::n_rows, Mat< eT >::set_size(), and Mat< eT >::submat().
Referenced by apply(), and kron().
{ arma_extra_debug_sigprint(); const u32 A_rows = A.n_rows; const u32 A_cols = A.n_cols; const u32 B_rows = B.n_rows; const u32 B_cols = B.n_cols; out.set_size(A_rows*B_rows, A_cols*B_cols); for(u32 i = 0; i < A_rows; i++) { for(u32 j = 0; j < A_cols; j++) { out.submat(i*B_rows, j*B_cols, (i+1)*B_rows-1, (j+1)*B_cols-1) = A(i,j) * B; } } }
void glue_kron::direct_kron | ( | Mat< std::complex< T > > & | out, | |
const Mat< std::complex< T > > & | A, | |||
const Mat< T > & | B | |||
) | [inline, static, inherited] |
//! different types of input matrices //! A -> complex, B -> basic element type
Definition at line 56 of file glue_kron_meat.hpp.
References Mat< eT >::n_cols, and Mat< eT >::n_rows.
{ arma_extra_debug_sigprint(); typedef typename std::complex<T> eT; const u32 A_rows = A.n_rows; const u32 A_cols = A.n_cols; const u32 B_rows = B.n_rows; const u32 B_cols = B.n_cols; out.set_size(A_rows*B_rows, A_cols*B_cols); Mat<eT> tmp_B = conv_to< Mat<eT> >::from(B); for(u32 i = 0; i < A_rows; i++) { for(u32 j = 0; j < A_cols; j++) { out.submat(i*B_rows, j*B_cols, (i+1)*B_rows-1, (j+1)*B_cols-1) = A(i,j) * tmp_B; } } }
void glue_kron::direct_kron | ( | Mat< std::complex< T > > & | out, | |
const Mat< T > & | A, | |||
const Mat< std::complex< T > > & | B | |||
) | [inline, static, inherited] |
//! different types of input matrices //! A -> basic element type, B -> complex
Definition at line 88 of file glue_kron_meat.hpp.
References Mat< eT >::n_cols, and Mat< eT >::n_rows.
{ arma_extra_debug_sigprint(); const u32 A_rows = A.n_rows; const u32 A_cols = A.n_cols; const u32 B_rows = B.n_rows; const u32 B_cols = B.n_cols; out.set_size(A_rows*B_rows, A_cols*B_cols); for(u32 i = 0; i < A_rows; i++) { for(u32 j = 0; j < A_cols; j++) { out.submat(i*B_rows, j*B_cols, (i+1)*B_rows-1, (j+1)*B_cols-1) = A(i,j) * B; } } }
void glue_kron::apply | ( | Mat< typename T1::elem_type > & | out, | |
const Glue< T1, T2, glue_kron > & | X | |||
) | [inline, static, inherited] |
//! apply Kronecker product for two objects with same element type
Definition at line 115 of file glue_kron_meat.hpp.
References Glue< T1, T2, glue_type >::A, Glue< T1, T2, glue_type >::B, direct_kron(), and unwrap_check< T1 >::M.
{ arma_extra_debug_sigprint(); typedef typename T1::elem_type eT; const unwrap_check<T1> A_tmp(X.A, out); const unwrap_check<T2> B_tmp(X.B, out); const Mat<eT>& A = A_tmp.M; const Mat<eT>& B = B_tmp.M; glue_kron::direct_kron(out, A, B); }