203 lines
4.5 KiB
C++
203 lines
4.5 KiB
C++
// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
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// Copyright 2008-2016 National ICT Australia (NICTA)
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// ------------------------------------------------------------------------
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//! \addtogroup fn_wishrnd
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//! @{
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template<typename T1>
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arma_warn_unused
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inline
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typename
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enable_if2
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<
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is_real<typename T1::elem_type>::value,
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const Op<T1, op_wishrnd>
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>::result
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wishrnd(const Base<typename T1::elem_type, T1>& S, typename T1::elem_type df)
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{
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arma_extra_debug_sigprint();
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return Op<T1, op_wishrnd>(S.get_ref(), df, uword(1), uword(0));
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}
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template<typename T1, typename T2>
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arma_warn_unused
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inline
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typename
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enable_if2
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<
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is_real<typename T1::elem_type>::value,
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const Op<T2, op_wishrnd>
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>::result
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wishrnd(const Base<typename T1::elem_type, T1>& S, typename T1::elem_type df, const Base<typename T1::elem_type, T2>& D)
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{
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arma_extra_debug_sigprint();
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arma_ignore(S);
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return Op<T2, op_wishrnd>(D.get_ref(), df, uword(2), uword(0));
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}
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template<typename T1>
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inline
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typename
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enable_if2
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<
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is_real<typename T1::elem_type>::value,
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bool
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>::result
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wishrnd(Mat<typename T1::elem_type>& W, const Base<typename T1::elem_type, T1>& S, typename T1::elem_type df)
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{
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arma_extra_debug_sigprint();
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const bool status = op_wishrnd::apply_direct(W, S.get_ref(), df, uword(1));
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if(status == false)
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{
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W.soft_reset();
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arma_debug_warn_level(3, "wishrnd(): given matrix is not symmetric positive definite");
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}
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return status;
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}
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template<typename T1, typename T2>
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inline
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typename
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enable_if2
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<
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is_real<typename T1::elem_type>::value,
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bool
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>::result
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wishrnd(Mat<typename T1::elem_type>& W, const Base<typename T1::elem_type, T1>& S, typename T1::elem_type df, const Base<typename T1::elem_type, T2>& D)
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{
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arma_extra_debug_sigprint();
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arma_ignore(S);
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const bool status = op_wishrnd::apply_direct(W, D.get_ref(), df, uword(2));
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if(status == false)
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{
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W.soft_reset();
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arma_debug_warn_level(3, "wishrnd(): problem with given 'D' matrix");
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}
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return status;
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}
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//
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template<typename T1>
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arma_warn_unused
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inline
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typename
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enable_if2
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<
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is_real<typename T1::elem_type>::value,
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const Op<T1, op_iwishrnd>
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>::result
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iwishrnd(const Base<typename T1::elem_type, T1>& T, typename T1::elem_type df)
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{
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arma_extra_debug_sigprint();
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return Op<T1, op_iwishrnd>(T.get_ref(), df, uword(1), uword(0));
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}
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template<typename T1, typename T2>
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arma_warn_unused
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inline
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typename
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enable_if2
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<
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is_real<typename T1::elem_type>::value,
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const Op<T2, op_iwishrnd>
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>::result
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iwishrnd(const Base<typename T1::elem_type, T1>& T, typename T1::elem_type df, const Base<typename T1::elem_type, T2>& Dinv)
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{
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arma_extra_debug_sigprint();
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arma_ignore(T);
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return Op<T2, op_iwishrnd>(Dinv.get_ref(), df, uword(2), uword(0));
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}
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template<typename T1>
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inline
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typename
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enable_if2
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<
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is_real<typename T1::elem_type>::value,
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bool
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>::result
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iwishrnd(Mat<typename T1::elem_type>& W, const Base<typename T1::elem_type, T1>& T, typename T1::elem_type df)
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{
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arma_extra_debug_sigprint();
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const bool status = op_iwishrnd::apply_direct(W, T.get_ref(), df, uword(1));
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if(status == false)
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{
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W.soft_reset();
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arma_debug_warn_level(3, "iwishrnd(): given matrix is not symmetric positive definite and/or df is too low");
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}
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return status;
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}
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template<typename T1, typename T2>
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inline
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typename
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enable_if2
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<
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is_real<typename T1::elem_type>::value,
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bool
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>::result
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iwishrnd(Mat<typename T1::elem_type>& W, const Base<typename T1::elem_type, T1>& T, typename T1::elem_type df, const Base<typename T1::elem_type, T2>& Dinv)
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{
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arma_extra_debug_sigprint();
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arma_ignore(T);
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const bool status = op_iwishrnd::apply_direct(W, Dinv.get_ref(), df, uword(2));
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if(status == false)
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{
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W.soft_reset();
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arma_debug_warn_level(3, "wishrnd(): problem with given 'Dinv' matrix and/or df is too low");
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}
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return status;
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}
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//! @}
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