1001 lines
20 KiB
C++
1001 lines
20 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 Base
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//! @{
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template<typename elem_type, typename derived>
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arma_inline
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const derived&
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Base<elem_type,derived>::get_ref() const
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{
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return static_cast<const derived&>(*this);
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}
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template<typename elem_type, typename derived>
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arma_cold
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inline
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void
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Base<elem_type,derived>::print(const std::string extra_text) const
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{
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arma_extra_debug_sigprint();
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const quasi_unwrap<derived> tmp( (*this).get_ref() );
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if(extra_text.length() != 0)
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{
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const std::streamsize orig_width = get_cout_stream().width();
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get_cout_stream() << extra_text << '\n';
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get_cout_stream().width(orig_width);
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}
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arma_ostream::print(get_cout_stream(), tmp.M, true);
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}
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template<typename elem_type, typename derived>
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arma_cold
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inline
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void
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Base<elem_type,derived>::print(std::ostream& user_stream, const std::string extra_text) const
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{
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arma_extra_debug_sigprint();
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const quasi_unwrap<derived> tmp( (*this).get_ref() );
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if(extra_text.length() != 0)
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{
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const std::streamsize orig_width = user_stream.width();
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user_stream << extra_text << '\n';
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user_stream.width(orig_width);
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}
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arma_ostream::print(user_stream, tmp.M, true);
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}
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template<typename elem_type, typename derived>
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arma_cold
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inline
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void
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Base<elem_type,derived>::raw_print(const std::string extra_text) const
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{
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arma_extra_debug_sigprint();
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const quasi_unwrap<derived> tmp( (*this).get_ref() );
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if(extra_text.length() != 0)
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{
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const std::streamsize orig_width = get_cout_stream().width();
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get_cout_stream() << extra_text << '\n';
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get_cout_stream().width(orig_width);
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}
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arma_ostream::print(get_cout_stream(), tmp.M, false);
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}
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template<typename elem_type, typename derived>
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arma_cold
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inline
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void
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Base<elem_type,derived>::raw_print(std::ostream& user_stream, const std::string extra_text) const
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{
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arma_extra_debug_sigprint();
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const quasi_unwrap<derived> tmp( (*this).get_ref() );
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if(extra_text.length() != 0)
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{
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const std::streamsize orig_width = user_stream.width();
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user_stream << extra_text << '\n';
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user_stream.width(orig_width);
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}
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arma_ostream::print(user_stream, tmp.M, false);
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}
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template<typename elem_type, typename derived>
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arma_cold
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inline
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void
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Base<elem_type,derived>::brief_print(const std::string extra_text) const
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{
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arma_extra_debug_sigprint();
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const quasi_unwrap<derived> tmp( (*this).get_ref() );
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if(extra_text.length() != 0)
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{
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const std::streamsize orig_width = get_cout_stream().width();
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get_cout_stream() << extra_text << '\n';
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get_cout_stream().width(orig_width);
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}
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arma_ostream::brief_print(get_cout_stream(), tmp.M);
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}
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template<typename elem_type, typename derived>
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arma_cold
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inline
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void
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Base<elem_type,derived>::brief_print(std::ostream& user_stream, const std::string extra_text) const
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{
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arma_extra_debug_sigprint();
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const quasi_unwrap<derived> tmp( (*this).get_ref() );
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if(extra_text.length() != 0)
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{
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const std::streamsize orig_width = user_stream.width();
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user_stream << extra_text << '\n';
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user_stream.width(orig_width);
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}
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arma_ostream::brief_print(user_stream, tmp.M);
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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elem_type
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Base<elem_type,derived>::min() const
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{
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return op_min::min( (*this).get_ref() );
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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elem_type
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Base<elem_type,derived>::max() const
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{
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return op_max::max( (*this).get_ref() );
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}
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template<typename elem_type, typename derived>
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inline
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elem_type
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Base<elem_type,derived>::min(uword& index_of_min_val) const
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{
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const Proxy<derived> P( (*this).get_ref() );
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return op_min::min_with_index(P, index_of_min_val);
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}
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template<typename elem_type, typename derived>
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inline
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elem_type
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Base<elem_type,derived>::max(uword& index_of_max_val) const
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{
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const Proxy<derived> P( (*this).get_ref() );
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return op_max::max_with_index(P, index_of_max_val);
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}
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template<typename elem_type, typename derived>
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inline
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elem_type
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Base<elem_type,derived>::min(uword& row_of_min_val, uword& col_of_min_val) const
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{
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const Proxy<derived> P( (*this).get_ref() );
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uword index = 0;
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const elem_type val = op_min::min_with_index(P, index);
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const uword local_n_rows = P.get_n_rows();
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row_of_min_val = index % local_n_rows;
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col_of_min_val = index / local_n_rows;
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return val;
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}
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template<typename elem_type, typename derived>
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inline
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elem_type
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Base<elem_type,derived>::max(uword& row_of_max_val, uword& col_of_max_val) const
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{
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const Proxy<derived> P( (*this).get_ref() );
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uword index = 0;
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const elem_type val = op_max::max_with_index(P, index);
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const uword local_n_rows = P.get_n_rows();
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row_of_max_val = index % local_n_rows;
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col_of_max_val = index / local_n_rows;
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return val;
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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uword
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Base<elem_type,derived>::index_min() const
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{
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const Proxy<derived> P( (*this).get_ref() );
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uword index = 0;
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if(P.get_n_elem() == 0)
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{
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arma_debug_check(true, "index_min(): object has no elements");
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}
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else
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{
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op_min::min_with_index(P, index);
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}
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return index;
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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uword
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Base<elem_type,derived>::index_max() const
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{
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const Proxy<derived> P( (*this).get_ref() );
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uword index = 0;
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if(P.get_n_elem() == 0)
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{
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arma_debug_check(true, "index_max(): object has no elements");
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}
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else
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{
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op_max::max_with_index(P, index);
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}
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return index;
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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bool
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Base<elem_type,derived>::is_symmetric() const
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{
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arma_extra_debug_sigprint();
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const quasi_unwrap<derived> U( (*this).get_ref() );
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const Mat<elem_type>& A = U.M;
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if(A.n_rows != A.n_cols) { return false; }
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if(A.n_elem <= 1 ) { return true; }
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const uword N = A.n_rows;
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const uword Nm1 = N-1;
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const elem_type* A_col = A.memptr();
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for(uword j=0; j < Nm1; ++j)
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{
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const uword jp1 = j+1;
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const elem_type* A_row = &(A.at(j,jp1));
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for(uword i=jp1; i < N; ++i)
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{
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if(A_col[i] != (*A_row)) { return false; }
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A_row += N;
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}
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A_col += N;
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}
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return true;
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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bool
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Base<elem_type,derived>::is_symmetric(const typename get_pod_type<elem_type>::result tol) const
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{
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arma_extra_debug_sigprint();
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typedef typename get_pod_type<elem_type>::result T;
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if(tol == T(0)) { return (*this).is_symmetric(); }
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arma_debug_check( (tol < T(0)), "is_symmetric(): parameter 'tol' must be >= 0" );
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const quasi_unwrap<derived> U( (*this).get_ref() );
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const Mat<elem_type>& A = U.M;
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if(A.n_rows != A.n_cols) { return false; }
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if(A.n_elem <= 1 ) { return true; }
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const T norm_A = as_scalar( arma::max(sum(abs(A), 1), 0) );
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if(norm_A == T(0)) { return true; }
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const T norm_A_Ast = as_scalar( arma::max(sum(abs(A - A.st()), 1), 0) );
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return ( (norm_A_Ast / norm_A) <= tol );
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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bool
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Base<elem_type,derived>::is_hermitian() const
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{
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arma_extra_debug_sigprint();
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typedef typename get_pod_type<elem_type>::result T;
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const quasi_unwrap<derived> U( (*this).get_ref() );
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const Mat<elem_type>& A = U.M;
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if(A.n_rows != A.n_cols) { return false; }
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if(A.n_elem == 0 ) { return true; }
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const uword N = A.n_rows;
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const elem_type* A_col = A.memptr();
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for(uword j=0; j < N; ++j)
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{
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if( access::tmp_imag(A_col[j]) != T(0) ) { return false; }
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A_col += N;
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}
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A_col = A.memptr();
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const uword Nm1 = N-1;
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for(uword j=0; j < Nm1; ++j)
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{
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const uword jp1 = j+1;
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const elem_type* A_row = &(A.at(j,jp1));
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for(uword i=jp1; i < N; ++i)
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{
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if(A_col[i] != access::alt_conj(*A_row)) { return false; }
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A_row += N;
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}
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A_col += N;
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}
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return true;
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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bool
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Base<elem_type,derived>::is_hermitian(const typename get_pod_type<elem_type>::result tol) const
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{
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arma_extra_debug_sigprint();
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typedef typename get_pod_type<elem_type>::result T;
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if(tol == T(0)) { return (*this).is_hermitian(); }
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arma_debug_check( (tol < T(0)), "is_hermitian(): parameter 'tol' must be >= 0" );
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const quasi_unwrap<derived> U( (*this).get_ref() );
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const Mat<elem_type>& A = U.M;
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if(A.n_rows != A.n_cols) { return false; }
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if(A.n_elem == 0 ) { return true; }
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const T norm_A = as_scalar( arma::max(sum(abs(A), 1), 0) );
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if(norm_A == T(0)) { return true; }
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const T norm_A_At = as_scalar( arma::max(sum(abs(A - A.t()), 1), 0) );
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return ( (norm_A_At / norm_A) <= tol );
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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bool
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Base<elem_type,derived>::is_zero(const typename get_pod_type<elem_type>::result tol) const
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{
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arma_extra_debug_sigprint();
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typedef typename get_pod_type<elem_type>::result T;
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arma_debug_check( (tol < T(0)), "is_zero(): parameter 'tol' must be >= 0" );
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if(Proxy<derived>::use_at || is_Mat<typename Proxy<derived>::stored_type>::value)
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{
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const quasi_unwrap<derived> U( (*this).get_ref() );
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return arrayops::is_zero( U.M.memptr(), U.M.n_elem, tol );
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}
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const Proxy<derived> P( (*this).get_ref() );
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const uword n_elem = P.get_n_elem();
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if(n_elem == 0) { return false; }
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const typename Proxy<derived>::ea_type Pea = P.get_ea();
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if(is_cx<elem_type>::yes)
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{
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for(uword i=0; i<n_elem; ++i)
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{
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const elem_type val = Pea[i];
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const T val_real = access::tmp_real(val);
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const T val_imag = access::tmp_imag(val);
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if(eop_aux::arma_abs(val_real) > tol) { return false; }
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if(eop_aux::arma_abs(val_imag) > tol) { return false; }
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}
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}
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else // not complex
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{
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for(uword i=0; i<n_elem; ++i)
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{
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if(eop_aux::arma_abs(Pea[i]) > tol) { return false; }
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}
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}
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return true;
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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bool
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Base<elem_type,derived>::is_trimatu() const
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{
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arma_extra_debug_sigprint();
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const quasi_unwrap<derived> U( (*this).get_ref() );
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if(U.M.n_rows != U.M.n_cols) { return false; }
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if(U.M.n_elem <= 1) { return true; }
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return trimat_helper::is_triu(U.M);
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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bool
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Base<elem_type,derived>::is_trimatl() const
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{
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arma_extra_debug_sigprint();
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const quasi_unwrap<derived> U( (*this).get_ref() );
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if(U.M.n_rows != U.M.n_cols) { return false; }
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if(U.M.n_elem <= 1) { return true; }
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return trimat_helper::is_tril(U.M);
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}
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template<typename elem_type, typename derived>
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inline
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arma_warn_unused
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bool
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Base<elem_type,derived>::is_diagmat() const
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{
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arma_extra_debug_sigprint();
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const quasi_unwrap<derived> U( (*this).get_ref() );
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const Mat<elem_type>& A = U.M;
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if(A.n_elem <= 1) { return true; }
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// NOTE: we're NOT assuming the matrix has a square size
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const uword A_n_rows = A.n_rows;
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const uword A_n_cols = A.n_cols;
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const elem_type* A_mem = A.memptr();
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if(A_mem[1] != elem_type(0)) { return false; }
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// if we got to this point, do a thorough check
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for(uword A_col=0; A_col < A_n_cols; ++A_col)
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{
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for(uword A_row=0; A_row < A_n_rows; ++A_row)
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{
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if( (A_mem[A_row] != elem_type(0)) && (A_row != A_col) ) { return false; }
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}
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|
|
A_mem += A_n_rows;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
bool
|
|
Base<elem_type,derived>::is_empty() const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
const Proxy<derived> P( (*this).get_ref() );
|
|
|
|
return (P.get_n_elem() == uword(0));
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
bool
|
|
Base<elem_type,derived>::is_square() const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
const Proxy<derived> P( (*this).get_ref() );
|
|
|
|
return (P.get_n_rows() == P.get_n_cols());
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
bool
|
|
Base<elem_type,derived>::is_vec() const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
if( (Proxy<derived>::is_row) || (Proxy<derived>::is_col) || (Proxy<derived>::is_xvec) ) { return true; }
|
|
|
|
const Proxy<derived> P( (*this).get_ref() );
|
|
|
|
return ( (P.get_n_rows() == uword(1)) || (P.get_n_cols() == uword(1)) );
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
bool
|
|
Base<elem_type,derived>::is_colvec() const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
if(Proxy<derived>::is_col) { return true; }
|
|
|
|
const Proxy<derived> P( (*this).get_ref() );
|
|
|
|
return (P.get_n_cols() == uword(1));
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
bool
|
|
Base<elem_type,derived>::is_rowvec() const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
if(Proxy<derived>::is_row) { return true; }
|
|
|
|
const Proxy<derived> P( (*this).get_ref() );
|
|
|
|
return (P.get_n_rows() == uword(1));
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
bool
|
|
Base<elem_type,derived>::is_finite() const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
const Proxy<derived> P( (*this).get_ref() );
|
|
|
|
if(is_Mat<typename Proxy<derived>::stored_type>::value)
|
|
{
|
|
const quasi_unwrap<typename Proxy<derived>::stored_type> U(P.Q);
|
|
|
|
return arrayops::is_finite( U.M.memptr(), U.M.n_elem );
|
|
}
|
|
|
|
if(Proxy<derived>::use_at == false)
|
|
{
|
|
const typename Proxy<derived>::ea_type Pea = P.get_ea();
|
|
|
|
const uword n_elem = P.get_n_elem();
|
|
|
|
for(uword i=0; i<n_elem; ++i)
|
|
{
|
|
if(arma_isfinite(Pea[i]) == false) { return false; }
|
|
}
|
|
}
|
|
else
|
|
{
|
|
const uword n_rows = P.get_n_rows();
|
|
const uword n_cols = P.get_n_cols();
|
|
|
|
for(uword col=0; col<n_cols; ++col)
|
|
for(uword row=0; row<n_rows; ++row)
|
|
{
|
|
if(arma_isfinite(P.at(row,col)) == false) { return false; }
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
bool
|
|
Base<elem_type,derived>::has_inf() const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
const Proxy<derived> P( (*this).get_ref() );
|
|
|
|
if(is_Mat<typename Proxy<derived>::stored_type>::value)
|
|
{
|
|
const quasi_unwrap<typename Proxy<derived>::stored_type> U(P.Q);
|
|
|
|
return arrayops::has_inf( U.M.memptr(), U.M.n_elem );
|
|
}
|
|
|
|
if(Proxy<derived>::use_at == false)
|
|
{
|
|
const typename Proxy<derived>::ea_type Pea = P.get_ea();
|
|
|
|
const uword n_elem = P.get_n_elem();
|
|
|
|
for(uword i=0; i<n_elem; ++i)
|
|
{
|
|
if(arma_isinf(Pea[i])) { return true; }
|
|
}
|
|
}
|
|
else
|
|
{
|
|
const uword n_rows = P.get_n_rows();
|
|
const uword n_cols = P.get_n_cols();
|
|
|
|
for(uword col=0; col<n_cols; ++col)
|
|
for(uword row=0; row<n_rows; ++row)
|
|
{
|
|
if(arma_isinf(P.at(row,col))) { return true; }
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
bool
|
|
Base<elem_type,derived>::has_nan() const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
const Proxy<derived> P( (*this).get_ref() );
|
|
|
|
if(is_Mat<typename Proxy<derived>::stored_type>::value)
|
|
{
|
|
const quasi_unwrap<typename Proxy<derived>::stored_type> U(P.Q);
|
|
|
|
return arrayops::has_nan( U.M.memptr(), U.M.n_elem );
|
|
}
|
|
|
|
if(Proxy<derived>::use_at == false)
|
|
{
|
|
const typename Proxy<derived>::ea_type Pea = P.get_ea();
|
|
|
|
const uword n_elem = P.get_n_elem();
|
|
|
|
for(uword i=0; i<n_elem; ++i)
|
|
{
|
|
if(arma_isnan(Pea[i])) { return true; }
|
|
}
|
|
}
|
|
else
|
|
{
|
|
const uword n_rows = P.get_n_rows();
|
|
const uword n_cols = P.get_n_cols();
|
|
|
|
for(uword col=0; col<n_cols; ++col)
|
|
for(uword row=0; row<n_rows; ++row)
|
|
{
|
|
if(arma_isnan(P.at(row,col))) { return true; }
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
const Op<derived,op_vectorise_col>
|
|
Base<elem_type, derived>::as_col() const
|
|
{
|
|
return Op<derived,op_vectorise_col>( (*this).get_ref() );
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
const Op<derived,op_vectorise_row>
|
|
Base<elem_type, derived>::as_row() const
|
|
{
|
|
return Op<derived,op_vectorise_row>( (*this).get_ref() );
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// extra functions defined in Base_extra_yes
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
const Op<derived,op_inv>
|
|
Base_extra_yes<elem_type, derived>::i() const
|
|
{
|
|
return Op<derived,op_inv>(static_cast<const derived&>(*this));
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
bool
|
|
Base_extra_yes<elem_type,derived>::is_sympd() const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
typedef typename get_pod_type<elem_type>::result T;
|
|
|
|
Mat<elem_type> X = static_cast<const derived&>(*this);
|
|
|
|
// default value for tol
|
|
const T tol = T(100) * std::numeric_limits<T>::epsilon() * norm(X, "fro");
|
|
|
|
if(X.is_hermitian(tol) == false) { return false; }
|
|
|
|
if(X.is_empty()) { return false; }
|
|
|
|
X.diag() -= elem_type(tol);
|
|
|
|
return auxlib::chol_simple(X);
|
|
}
|
|
|
|
|
|
|
|
template<typename elem_type, typename derived>
|
|
inline
|
|
arma_warn_unused
|
|
bool
|
|
Base_extra_yes<elem_type,derived>::is_sympd(typename get_pod_type<elem_type>::result tol) const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
typedef typename get_pod_type<elem_type>::result T;
|
|
|
|
arma_debug_check( (tol < T(0)), "is_sympd(): parameter 'tol' must be >= 0" );
|
|
|
|
Mat<elem_type> X = static_cast<const derived&>(*this);
|
|
|
|
if(X.is_hermitian(tol) == false) { return false; }
|
|
|
|
if(X.is_empty()) { return false; }
|
|
|
|
X.diag() -= elem_type(tol);
|
|
|
|
return auxlib::chol_simple(X);
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// extra functions defined in Base_eval_Mat
|
|
|
|
template<typename elem_type, typename derived>
|
|
arma_inline
|
|
const derived&
|
|
Base_eval_Mat<elem_type, derived>::eval() const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
return static_cast<const derived&>(*this);
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// extra functions defined in Base_eval_expr
|
|
|
|
template<typename elem_type, typename derived>
|
|
arma_inline
|
|
Mat<elem_type>
|
|
Base_eval_expr<elem_type, derived>::eval() const
|
|
{
|
|
arma_extra_debug_sigprint();
|
|
|
|
return Mat<elem_type>( static_cast<const derived&>(*this) );
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// extra functions defined in Base_trans_cx
|
|
|
|
template<typename derived>
|
|
arma_inline
|
|
const Op<derived,op_htrans>
|
|
Base_trans_cx<derived>::t() const
|
|
{
|
|
return Op<derived,op_htrans>( static_cast<const derived&>(*this) );
|
|
}
|
|
|
|
|
|
|
|
template<typename derived>
|
|
arma_inline
|
|
const Op<derived,op_htrans>
|
|
Base_trans_cx<derived>::ht() const
|
|
{
|
|
return Op<derived,op_htrans>( static_cast<const derived&>(*this) );
|
|
}
|
|
|
|
|
|
|
|
template<typename derived>
|
|
arma_inline
|
|
const Op<derived,op_strans>
|
|
Base_trans_cx<derived>::st() const
|
|
{
|
|
return Op<derived,op_strans>( static_cast<const derived&>(*this) );
|
|
}
|
|
|
|
|
|
|
|
//
|
|
// extra functions defined in Base_trans_default
|
|
|
|
template<typename derived>
|
|
arma_inline
|
|
const Op<derived,op_htrans>
|
|
Base_trans_default<derived>::t() const
|
|
{
|
|
return Op<derived,op_htrans>( static_cast<const derived&>(*this) );
|
|
}
|
|
|
|
|
|
|
|
template<typename derived>
|
|
arma_inline
|
|
const Op<derived,op_htrans>
|
|
Base_trans_default<derived>::ht() const
|
|
{
|
|
return Op<derived,op_htrans>( static_cast<const derived&>(*this) );
|
|
}
|
|
|
|
|
|
|
|
template<typename derived>
|
|
arma_inline
|
|
const Op<derived,op_htrans>
|
|
Base_trans_default<derived>::st() const
|
|
{
|
|
return Op<derived,op_htrans>( static_cast<const derived&>(*this) );
|
|
}
|
|
|
|
|
|
|
|
//! @}
|