mirror of
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592 lines
21 KiB
C++
592 lines
21 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_3EDF999CA1C011DEBA5C8DA956D89593
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#define UUID_3EDF999CA1C011DEBA5C8DA956D89593
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#include <boost/qvm/inline.hpp>
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#include <boost/qvm/deduce_mat.hpp>
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#include <boost/qvm/vec_traits.hpp>
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#include <boost/qvm/assert.hpp>
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#include <boost/qvm/enable_if.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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////////////////////////////////////////////////
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namespace
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qvm_detail
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{
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template <class OriginalVector>
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class
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col_mat_
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{
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col_mat_( col_mat_ const & );
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col_mat_ & operator=( col_mat_ const & );
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~col_mat_();
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public:
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template <class T>
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BOOST_QVM_INLINE_TRIVIAL
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col_mat_ &
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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 OriginalVector>
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struct
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mat_traits< qvm_detail::col_mat_<OriginalVector> >
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{
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typedef qvm_detail::col_mat_<OriginalVector> this_matrix;
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typedef typename vec_traits<OriginalVector>::scalar_type scalar_type;
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static int const rows=vec_traits<OriginalVector>::dim;
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static int const cols=1;
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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(Col==0);
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BOOST_QVM_STATIC_ASSERT(Row>=0);
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BOOST_QVM_STATIC_ASSERT(Row<rows);
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return vec_traits<OriginalVector>::template read_element<Row>(reinterpret_cast<OriginalVector 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(Col==0);
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BOOST_QVM_STATIC_ASSERT(Row>=0);
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BOOST_QVM_STATIC_ASSERT(Row<rows);
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return vec_traits<OriginalVector>::template write_element<Row>(reinterpret_cast<OriginalVector &>(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(col==0);
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BOOST_QVM_ASSERT(row>=0);
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BOOST_QVM_ASSERT(row<rows);
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return vec_traits<OriginalVector>::read_element_idx(row,reinterpret_cast<OriginalVector 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(col==0);
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BOOST_QVM_ASSERT(row>=0);
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BOOST_QVM_ASSERT(row<rows);
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return vec_traits<OriginalVector>::write_element_idx(row,reinterpret_cast<OriginalVector &>(x));
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}
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};
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template <class OriginalVector,int R,int C>
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struct
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deduce_mat<qvm_detail::col_mat_<OriginalVector>,R,C>
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{
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typedef mat<typename vec_traits<OriginalVector>::scalar_type,R,C> type;
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};
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template <class OriginalVector,int R,int C>
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struct
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deduce_mat2<qvm_detail::col_mat_<OriginalVector>,qvm_detail::col_mat_<OriginalVector>,R,C>
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{
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typedef mat<typename vec_traits<OriginalVector>::scalar_type,R,C> type;
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};
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template <class A>
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typename boost::enable_if_c<
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is_vec<A>::value,
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qvm_detail::col_mat_<A> const &>::type
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BOOST_QVM_INLINE_TRIVIAL
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col_mat( A const & a )
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{
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return reinterpret_cast<typename qvm_detail::col_mat_<A> const &>(a);
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}
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template <class A>
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typename boost::enable_if_c<
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is_vec<A>::value,
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qvm_detail::col_mat_<A> &>::type
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BOOST_QVM_INLINE_TRIVIAL
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col_mat( A & a )
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{
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return reinterpret_cast<typename qvm_detail::col_mat_<A> &>(a);
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}
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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 OriginalVector>
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class
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row_mat_
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{
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row_mat_( row_mat_ const & );
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row_mat_ & operator=( row_mat_ const & );
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~row_mat_();
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public:
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template <class T>
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BOOST_QVM_INLINE_TRIVIAL
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row_mat_ &
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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 OriginalVector>
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struct
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mat_traits< qvm_detail::row_mat_<OriginalVector> >
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{
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typedef qvm_detail::row_mat_<OriginalVector> this_matrix;
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typedef typename vec_traits<OriginalVector>::scalar_type scalar_type;
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static int const rows=1;
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static int const cols=vec_traits<OriginalVector>::dim;
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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(Col>=0);
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BOOST_QVM_STATIC_ASSERT(Col<cols);
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return vec_traits<OriginalVector>::template read_element<Col>(reinterpret_cast<OriginalVector 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(Col>=0);
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BOOST_QVM_STATIC_ASSERT(Col<cols);
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return vec_traits<OriginalVector>::template write_element<Col>(reinterpret_cast<OriginalVector &>(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(col>=0);
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BOOST_QVM_ASSERT(col<cols);
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return vec_traits<OriginalVector>::read_element_idx(col,reinterpret_cast<OriginalVector 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(col>=0);
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BOOST_QVM_ASSERT(col<cols);
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return vec_traits<OriginalVector>::write_element_idx(col,reinterpret_cast<OriginalVector &>(x));
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}
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};
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template <class OriginalVector,int R,int C>
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struct
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deduce_mat<qvm_detail::row_mat_<OriginalVector>,R,C>
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{
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typedef mat<typename vec_traits<OriginalVector>::scalar_type,R,C> type;
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};
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template <class OriginalVector,int R,int C>
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struct
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deduce_mat2<qvm_detail::row_mat_<OriginalVector>,qvm_detail::row_mat_<OriginalVector>,R,C>
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{
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typedef mat<typename vec_traits<OriginalVector>::scalar_type,R,C> type;
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};
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template <class A>
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typename boost::enable_if_c<
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is_vec<A>::value,
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qvm_detail::row_mat_<A> const &>::type
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BOOST_QVM_INLINE_TRIVIAL
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row_mat( A const & a )
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{
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return reinterpret_cast<typename qvm_detail::row_mat_<A> const &>(a);
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}
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template <class A>
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typename boost::enable_if_c<
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is_vec<A>::value,
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qvm_detail::row_mat_<A> &>::type
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BOOST_QVM_INLINE_TRIVIAL
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row_mat( A & a )
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{
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return reinterpret_cast<typename qvm_detail::row_mat_<A> &>(a);
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}
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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 OriginalVector>
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class
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translation_mat_
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{
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translation_mat_( translation_mat_ const & );
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translation_mat_ & operator=( translation_mat_ const & );
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~translation_mat_();
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public:
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template <class T>
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BOOST_QVM_INLINE_TRIVIAL
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translation_mat_ &
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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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template <class M,int Row,int Col,bool TransCol=(Col==mat_traits<M>::cols-1)>
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struct read_translation_matat;
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template <class OriginalVector,int Row,int Col,bool TransCol>
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struct
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read_translation_matat<translation_mat_<OriginalVector>,Row,Col,TransCol>
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{
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static
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BOOST_QVM_INLINE_CRITICAL
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typename mat_traits< translation_mat_<OriginalVector> >::scalar_type
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f( translation_mat_<OriginalVector> const & )
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{
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return scalar_traits<typename mat_traits< translation_mat_<OriginalVector> >::scalar_type>::value(0);
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}
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};
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template <class OriginalVector,int D>
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struct
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read_translation_matat<translation_mat_<OriginalVector>,D,D,false>
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{
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static
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BOOST_QVM_INLINE_CRITICAL
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typename mat_traits< translation_mat_<OriginalVector> >::scalar_type
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f( translation_mat_<OriginalVector> const & )
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{
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return scalar_traits<typename mat_traits< translation_mat_<OriginalVector> >::scalar_type>::value(1);
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}
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};
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template <class OriginalVector,int D>
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struct
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read_translation_matat<translation_mat_<OriginalVector>,D,D,true>
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{
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static
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BOOST_QVM_INLINE_CRITICAL
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typename mat_traits< translation_mat_<OriginalVector> >::scalar_type
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f( translation_mat_<OriginalVector> const & )
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{
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return scalar_traits<typename mat_traits< translation_mat_<OriginalVector> >::scalar_type>::value(1);
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}
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};
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template <class OriginalVector,int Row,int Col>
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struct
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read_translation_matat<translation_mat_<OriginalVector>,Row,Col,true>
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{
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static
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BOOST_QVM_INLINE_CRITICAL
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typename mat_traits< translation_mat_<OriginalVector> >::scalar_type
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f( translation_mat_<OriginalVector> const & x )
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{
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return vec_traits<OriginalVector>::template read_element<Row>(reinterpret_cast<OriginalVector const &>(x));
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}
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};
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}
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template <class OriginalVector>
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struct
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mat_traits< qvm_detail::translation_mat_<OriginalVector> >
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{
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typedef qvm_detail::translation_mat_<OriginalVector> this_matrix;
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typedef typename vec_traits<OriginalVector>::scalar_type scalar_type;
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static int const rows=vec_traits<OriginalVector>::dim+1;
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static int const cols=vec_traits<OriginalVector>::dim+1;
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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 qvm_detail::read_translation_matat<qvm_detail::translation_mat_<OriginalVector>,Row,Col>::f(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==cols-1);
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BOOST_QVM_STATIC_ASSERT(Col!=Row);
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return vec_traits<OriginalVector>::template write_element<Row>(reinterpret_cast<OriginalVector &>(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
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row==col?
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scalar_traits<scalar_type>::value(1):
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(col==cols-1?
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vec_traits<OriginalVector>::read_element_idx(row,reinterpret_cast<OriginalVector const &>(x)):
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scalar_traits<scalar_type>::value(0));
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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 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==cols-1);
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BOOST_QVM_ASSERT(col!=row);
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return vec_traits<OriginalVector>::write_element_idx(row,reinterpret_cast<OriginalVector &>(x));
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}
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};
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template <class OriginalVector,int R,int C>
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struct
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deduce_mat<qvm_detail::translation_mat_<OriginalVector>,R,C>
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{
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typedef mat<typename vec_traits<OriginalVector>::scalar_type,R,C> type;
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};
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template <class OriginalVector,int R,int C>
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struct
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deduce_mat2<qvm_detail::translation_mat_<OriginalVector>,qvm_detail::translation_mat_<OriginalVector>,R,C>
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{
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typedef mat<typename vec_traits<OriginalVector>::scalar_type,R,C> type;
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};
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template <class A>
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typename boost::enable_if_c<
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is_vec<A>::value,
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qvm_detail::translation_mat_<A> const &>::type
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BOOST_QVM_INLINE_TRIVIAL
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translation_mat( A const & a )
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{
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return reinterpret_cast<typename qvm_detail::translation_mat_<A> const &>(a);
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}
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template <class A>
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typename boost::enable_if_c<
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is_vec<A>::value,
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qvm_detail::translation_mat_<A> &>::type
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BOOST_QVM_INLINE_TRIVIAL
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translation_mat( A & a )
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{
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return reinterpret_cast<typename qvm_detail::translation_mat_<A> &>(a);
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}
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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 OriginalVector>
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class
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diag_mat_
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{
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diag_mat_( diag_mat_ const & );
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diag_mat_ & operator=( diag_mat_ const & );
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~diag_mat_();
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public:
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template <class T>
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BOOST_QVM_INLINE_TRIVIAL
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diag_mat_ &
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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 OriginalVector>
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struct
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mat_traits< qvm_detail::diag_mat_<OriginalVector> >
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{
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typedef qvm_detail::diag_mat_<OriginalVector> this_matrix;
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typedef typename vec_traits<OriginalVector>::scalar_type scalar_type;
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static int const rows=vec_traits<OriginalVector>::dim;
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static int const cols=vec_traits<OriginalVector>::dim;
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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 Row==Col?vec_traits<OriginalVector>::template read_element<Row>(reinterpret_cast<OriginalVector const &>(x)):scalar_traits<scalar_type>::value(0);
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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(Row==Col);
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return vec_traits<OriginalVector>::template write_element<Row>(reinterpret_cast<OriginalVector &>(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);
|
|
return row==col?vec_traits<OriginalVector>::read_element_idx(row,reinterpret_cast<OriginalVector const &>(x)):scalar_traits<scalar_type>::value(0);
|
|
}
|
|
|
|
static
|
|
BOOST_QVM_INLINE_CRITICAL
|
|
scalar_type &
|
|
write_element_idx( int row, int col, this_matrix & x )
|
|
{
|
|
BOOST_QVM_ASSERT(row>=0);
|
|
BOOST_QVM_ASSERT(row<rows);
|
|
BOOST_QVM_ASSERT(row==col);
|
|
return vec_traits<OriginalVector>::write_element_idx(row,reinterpret_cast<OriginalVector &>(x));
|
|
}
|
|
};
|
|
|
|
template <class OriginalVector,int R,int C>
|
|
struct
|
|
deduce_mat<qvm_detail::diag_mat_<OriginalVector>,R,C>
|
|
{
|
|
typedef mat<typename vec_traits<OriginalVector>::scalar_type,R,C> type;
|
|
};
|
|
|
|
template <class OriginalVector,int R,int C>
|
|
struct
|
|
deduce_mat2<qvm_detail::diag_mat_<OriginalVector>,qvm_detail::diag_mat_<OriginalVector>,R,C>
|
|
{
|
|
typedef mat<typename vec_traits<OriginalVector>::scalar_type,R,C> type;
|
|
};
|
|
|
|
template <class A>
|
|
typename boost::enable_if_c<
|
|
is_vec<A>::value,
|
|
qvm_detail::diag_mat_<A> const &>::type
|
|
BOOST_QVM_INLINE_TRIVIAL
|
|
diag_mat( A const & a )
|
|
{
|
|
return reinterpret_cast<typename qvm_detail::diag_mat_<A> const &>(a);
|
|
}
|
|
|
|
template <class A>
|
|
typename boost::enable_if_c<
|
|
is_vec<A>::value,
|
|
qvm_detail::diag_mat_<A> &>::type
|
|
BOOST_QVM_INLINE_TRIVIAL
|
|
diag_mat( A & a )
|
|
{
|
|
return reinterpret_cast<typename qvm_detail::diag_mat_<A> &>(a);
|
|
}
|
|
|
|
////////////////////////////////////////////////
|
|
}
|
|
}
|
|
|
|
#endif
|