215 lines
4.2 KiB
C++
215 lines
4.2 KiB
C++
|
// Copyright (C) 2010-2014 National ICT Australia (NICTA)
|
||
|
//
|
||
|
// This Source Code Form is subject to the terms of the Mozilla Public
|
||
|
// License, v. 2.0. If a copy of the MPL was not distributed with this
|
||
|
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
||
|
// -------------------------------------------------------------------
|
||
|
//
|
||
|
// Written by Conrad Sanderson - http://conradsanderson.id.au
|
||
|
|
||
|
|
||
|
//! \addtogroup fn_find
|
||
|
//! @{
|
||
|
|
||
|
|
||
|
|
||
|
template<typename T1>
|
||
|
inline
|
||
|
typename
|
||
|
enable_if2
|
||
|
<
|
||
|
is_arma_type<T1>::value,
|
||
|
const mtOp<uword, T1, op_find_simple>
|
||
|
>::result
|
||
|
find(const T1& X)
|
||
|
{
|
||
|
arma_extra_debug_sigprint();
|
||
|
|
||
|
return mtOp<uword, T1, op_find_simple>(X);
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
template<typename T1>
|
||
|
inline
|
||
|
const mtOp<uword, T1, op_find>
|
||
|
find(const Base<typename T1::elem_type,T1>& X, const uword k, const char* direction = "first")
|
||
|
{
|
||
|
arma_extra_debug_sigprint();
|
||
|
|
||
|
const char sig = (direction != NULL) ? direction[0] : char(0);
|
||
|
|
||
|
arma_debug_check
|
||
|
(
|
||
|
( (sig != 'f') && (sig != 'F') && (sig != 'l') && (sig != 'L') ),
|
||
|
"find(): direction must be \"first\" or \"last\""
|
||
|
);
|
||
|
|
||
|
const uword type = ( (sig == 'f') || (sig == 'F') ) ? 0 : 1;
|
||
|
|
||
|
return mtOp<uword, T1, op_find>(X.get_ref(), k, type);
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
//
|
||
|
|
||
|
|
||
|
|
||
|
template<typename T1>
|
||
|
inline
|
||
|
uvec
|
||
|
find(const BaseCube<typename T1::elem_type,T1>& X)
|
||
|
{
|
||
|
arma_extra_debug_sigprint();
|
||
|
|
||
|
typedef typename T1::elem_type eT;
|
||
|
|
||
|
const unwrap_cube<T1> tmp(X.get_ref());
|
||
|
|
||
|
const Mat<eT> R( const_cast< eT* >(tmp.M.memptr()), tmp.M.n_elem, 1, false );
|
||
|
|
||
|
return find(R);
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
template<typename T1>
|
||
|
inline
|
||
|
uvec
|
||
|
find(const BaseCube<typename T1::elem_type,T1>& X, const uword k, const char* direction = "first")
|
||
|
{
|
||
|
arma_extra_debug_sigprint();
|
||
|
|
||
|
typedef typename T1::elem_type eT;
|
||
|
|
||
|
const unwrap_cube<T1> tmp(X.get_ref());
|
||
|
|
||
|
const Mat<eT> R( const_cast< eT* >(tmp.M.memptr()), tmp.M.n_elem, 1, false );
|
||
|
|
||
|
return find(R, k, direction);
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
template<typename T1, typename op_rel_type>
|
||
|
inline
|
||
|
uvec
|
||
|
find(const mtOpCube<uword, T1, op_rel_type>& X, const uword k = 0, const char* direction = "first")
|
||
|
{
|
||
|
arma_extra_debug_sigprint();
|
||
|
|
||
|
typedef typename T1::elem_type eT;
|
||
|
|
||
|
const unwrap_cube<T1> tmp(X.m);
|
||
|
|
||
|
const Mat<eT> R( const_cast< eT* >(tmp.M.memptr()), tmp.M.n_elem, 1, false );
|
||
|
|
||
|
return find( mtOp<uword, Mat<eT>, op_rel_type>(R, X.aux), k, direction );
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
template<typename T1, typename T2, typename glue_rel_type>
|
||
|
inline
|
||
|
uvec
|
||
|
find(const mtGlueCube<uword, T1, T2, glue_rel_type>& X, const uword k = 0, const char* direction = "first")
|
||
|
{
|
||
|
arma_extra_debug_sigprint();
|
||
|
|
||
|
typedef typename T1::elem_type eT1;
|
||
|
typedef typename T2::elem_type eT2;
|
||
|
|
||
|
const unwrap_cube<T1> tmp1(X.A);
|
||
|
const unwrap_cube<T2> tmp2(X.B);
|
||
|
|
||
|
arma_debug_assert_same_size( tmp1.M, tmp2.M, "relational operator" );
|
||
|
|
||
|
const Mat<eT1> R1( const_cast< eT1* >(tmp1.M.memptr()), tmp1.M.n_elem, 1, false );
|
||
|
const Mat<eT2> R2( const_cast< eT2* >(tmp2.M.memptr()), tmp2.M.n_elem, 1, false );
|
||
|
|
||
|
return find( mtGlue<uword, Mat<eT1>, Mat<eT2>, glue_rel_type>(R1, R2), k, direction );
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
//
|
||
|
|
||
|
|
||
|
|
||
|
template<typename T1>
|
||
|
inline
|
||
|
typename
|
||
|
enable_if2
|
||
|
<
|
||
|
is_arma_type<T1>::value,
|
||
|
const mtOp<uword, T1, op_find_finite>
|
||
|
>::result
|
||
|
find_finite(const T1& X)
|
||
|
{
|
||
|
arma_extra_debug_sigprint();
|
||
|
|
||
|
return mtOp<uword, T1, op_find_finite>(X);
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
template<typename T1>
|
||
|
inline
|
||
|
typename
|
||
|
enable_if2
|
||
|
<
|
||
|
is_arma_type<T1>::value,
|
||
|
const mtOp<uword, T1, op_find_nonfinite>
|
||
|
>::result
|
||
|
find_nonfinite(const T1& X)
|
||
|
{
|
||
|
arma_extra_debug_sigprint();
|
||
|
|
||
|
return mtOp<uword, T1, op_find_nonfinite>(X);
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
//
|
||
|
|
||
|
|
||
|
|
||
|
template<typename T1>
|
||
|
inline
|
||
|
uvec
|
||
|
find_finite(const BaseCube<typename T1::elem_type,T1>& X)
|
||
|
{
|
||
|
arma_extra_debug_sigprint();
|
||
|
|
||
|
typedef typename T1::elem_type eT;
|
||
|
|
||
|
const unwrap_cube<T1> tmp(X.get_ref());
|
||
|
|
||
|
const Mat<eT> R( const_cast< eT* >(tmp.M.memptr()), tmp.M.n_elem, 1, false );
|
||
|
|
||
|
return find_finite(R);
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
template<typename T1>
|
||
|
inline
|
||
|
uvec
|
||
|
find_nonfinite(const BaseCube<typename T1::elem_type,T1>& X)
|
||
|
{
|
||
|
arma_extra_debug_sigprint();
|
||
|
|
||
|
typedef typename T1::elem_type eT;
|
||
|
|
||
|
const unwrap_cube<T1> tmp(X.get_ref());
|
||
|
|
||
|
const Mat<eT> R( const_cast< eT* >(tmp.M.memptr()), tmp.M.n_elem, 1, false );
|
||
|
|
||
|
return find_nonfinite(R);
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
//! @}
|