Functions

Fn_diagvec

//! More...

Functions

template<typename T1 >
arma_inline const Op< T1,
op_diagvec
diagvec (const Base< typename T1::elem_type, T1 > &X, const s32 diag_id=0)
 extract a diagonal from a matrix

Detailed Description

//!


Function Documentation

template<typename T1 >
arma_inline const Op<T1, op_diagvec> diagvec ( const Base< typename T1::elem_type, T1 > &  X,
const s32  diag_id = 0 
)

extract a diagonal from a matrix

Definition at line 25 of file fn_diagvec.hpp.

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

  {
  arma_extra_debug_sigprint();
  
  return Op<T1, op_diagvec>(X.get_ref(), ((diag_id < 0) ? -diag_id : diag_id), ((diag_id < 0) ? 1 : 0) );
  }