129 lines
4.4 KiB
C++
129 lines
4.4 KiB
C++
//Copyright (c) 2008-2016 Emil Dotchevski and Reverge Studios, Inc.
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//Distributed under the Boost Software License, Version 1.0. (See accompanying
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//file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifndef UUID_B3B8081A277711E09E007F2DDFD72085
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#define UUID_B3B8081A277711E09E007F2DDFD72085
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#include <boost/qvm/deduce_mat.hpp>
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#include <boost/qvm/static_assert.hpp>
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#include <boost/qvm/assert.hpp>
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namespace
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boost
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{
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namespace
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qvm
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{
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namespace
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qvm_detail
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{
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template <class OriginalMatrix>
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class
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transposed_
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{
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transposed_( transposed_ const & );
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transposed_ & operator=( transposed_ const & );
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~transposed_();
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public:
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template <class T>
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BOOST_QVM_INLINE_TRIVIAL
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transposed_ &
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operator=( T const & x )
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{
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assign(*this,x);
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return *this;
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}
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template <class R>
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BOOST_QVM_INLINE_TRIVIAL
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operator R() const
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{
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R r;
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assign(r,*this);
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return r;
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}
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};
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}
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template <class OriginalMatrix>
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struct
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mat_traits< qvm_detail::transposed_<OriginalMatrix> >
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{
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typedef typename mat_traits<OriginalMatrix>::scalar_type scalar_type;
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typedef qvm_detail::transposed_<OriginalMatrix> this_matrix;
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static int const rows=mat_traits<OriginalMatrix>::cols;
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static int const cols=mat_traits<OriginalMatrix>::rows;
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template <int Row,int Col>
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static
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BOOST_QVM_INLINE_CRITICAL
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scalar_type
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read_element( this_matrix const & x )
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{
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BOOST_QVM_STATIC_ASSERT(Row>=0);
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BOOST_QVM_STATIC_ASSERT(Row<rows);
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BOOST_QVM_STATIC_ASSERT(Col>=0);
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BOOST_QVM_STATIC_ASSERT(Col<cols);
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return mat_traits<OriginalMatrix>::template read_element<Col,Row>(reinterpret_cast<OriginalMatrix const &>(x));
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}
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template <int Row,int Col>
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static
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BOOST_QVM_INLINE_CRITICAL
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scalar_type &
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write_element( this_matrix & x )
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{
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BOOST_QVM_STATIC_ASSERT(Row>=0);
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BOOST_QVM_STATIC_ASSERT(Row<rows);
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BOOST_QVM_STATIC_ASSERT(Col>=0);
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BOOST_QVM_STATIC_ASSERT(Col<cols);
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return mat_traits<OriginalMatrix>::template write_element<Col,Row>(reinterpret_cast<OriginalMatrix &>(x));
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}
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static
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BOOST_QVM_INLINE_CRITICAL
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scalar_type
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read_element_idx( int row, int col, this_matrix const & x )
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{
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BOOST_QVM_ASSERT(row>=0);
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BOOST_QVM_ASSERT(row<rows);
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BOOST_QVM_ASSERT(col>=0);
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BOOST_QVM_ASSERT(col<cols);
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return mat_traits<OriginalMatrix>::read_element_idx(col,row,reinterpret_cast<OriginalMatrix const &>(x));
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}
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static
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BOOST_QVM_INLINE_CRITICAL
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scalar_type &
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write_element_idx( int row, int col, this_matrix & x )
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{
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BOOST_QVM_ASSERT(row>=0);
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BOOST_QVM_ASSERT(row<rows);
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BOOST_QVM_ASSERT(col>=0);
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BOOST_QVM_ASSERT(col<cols);
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return mat_traits<OriginalMatrix>::write_element_idx(col,row,reinterpret_cast<OriginalMatrix &>(x));
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}
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};
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template <class OriginalMatrix,int R,int C>
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struct
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deduce_mat<qvm_detail::transposed_<OriginalMatrix>,R,C>
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{
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typedef mat<typename mat_traits<OriginalMatrix>::scalar_type,R,C> type;
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};
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template <class OriginalMatrix,int R,int C>
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struct
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deduce_mat2<qvm_detail::transposed_<OriginalMatrix>,qvm_detail::transposed_<OriginalMatrix>,R,C>
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{
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typedef mat<typename mat_traits<OriginalMatrix>::scalar_type,R,C> type;
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};
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}
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}
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#endif
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