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// SPDX-License-Identifier: Apache-2.0
//
// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
// Copyright 2008-2016 National ICT Australia (NICTA)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ------------------------------------------------------------------------
//! \addtogroup fn_clamp
//! @{
template<typename T1>
arma_warn_unused
inline
typename
enable_if2
<
is_arma_type<T1>::value && is_cx<typename T1::elem_type>::no,
const mtOp<typename T1::elem_type, T1, op_clamp>
>::result
clamp(const T1& X, const typename T1::elem_type min_val, const typename T1::elem_type max_val)
{
arma_extra_debug_sigprint();
return mtOp<typename T1::elem_type, T1, op_clamp>(mtOp_dual_aux_indicator(), X, min_val, max_val);
}
template<typename T1>
arma_warn_unused
inline
typename
enable_if2
<
is_arma_type<T1>::value && is_cx<typename T1::elem_type>::yes,
const mtOp<typename T1::elem_type, T1, op_clamp_cx>
>::result
clamp(const T1& X, const typename T1::elem_type min_val, const typename T1::elem_type max_val)
{
arma_extra_debug_sigprint();
return mtOp<typename T1::elem_type, T1, op_clamp_cx>(mtOp_dual_aux_indicator(), X, min_val, max_val);
}
template<typename T1>
arma_warn_unused
inline
const mtOpCube<typename T1::elem_type, T1, op_clamp>
clamp(const BaseCube<typename T1::elem_type,T1>& X, const typename T1::elem_type min_val, const typename T1::elem_type max_val, typename arma_not_cx<typename T1::elem_type>::result* junk = nullptr)
{
arma_extra_debug_sigprint();
arma_ignore(junk);
return mtOpCube<typename T1::elem_type, T1, op_clamp>(mtOpCube_dual_aux_indicator(), X.get_ref(), min_val, max_val);
}
template<typename T1>
arma_warn_unused
inline
const mtOpCube<typename T1::elem_type, T1, op_clamp_cx>
clamp(const BaseCube<typename T1::elem_type,T1>& X, const typename T1::elem_type min_val, const typename T1::elem_type max_val, typename arma_cx_only<typename T1::elem_type>::result* junk = nullptr)
{
arma_extra_debug_sigprint();
arma_ignore(junk);
return mtOpCube<typename T1::elem_type, T1, op_clamp_cx>(mtOpCube_dual_aux_indicator(), X.get_ref(), min_val, max_val);
}
template<typename T1>
arma_warn_unused
inline
SpMat<typename T1::elem_type>
clamp(const SpBase<typename T1::elem_type,T1>& X, const typename T1::elem_type min_val, const typename T1::elem_type max_val)
{
arma_extra_debug_sigprint();
typedef typename T1::elem_type eT;
if(is_cx<eT>::no)
{
arma_debug_check( (access::tmp_real(min_val) > access::tmp_real(max_val)), "clamp(): min_val must be less than max_val" );
}
else
{
arma_debug_check( (access::tmp_real(min_val) > access::tmp_real(max_val)), "clamp(): real(min_val) must be less than real(max_val)" );
arma_debug_check( (access::tmp_imag(min_val) > access::tmp_imag(max_val)), "clamp(): imag(min_val) must be less than imag(max_val)" );
}
SpMat<eT> out = X.get_ref();
out.clamp(min_val, max_val);
return out;
}
//! @}
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