//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 BOOST_QVM_FA3ED0DCA17911DEA6BBA09955D89593
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#define BOOST_QVM_FA3ED0DCA17911DEA6BBA09955D89593
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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/detail/remove_const.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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template <class T,int R,int Q,int C>
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struct
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mat_traits<T[R][Q][C]>
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{
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static int const rows=0;
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static int const cols=0;
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typedef void scalar_type;
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};
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template <class T,int Rows,int Cols>
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struct
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mat_traits<T[Rows][Cols]>
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{
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typedef T this_matrix[Rows][Cols];
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typedef typename qvm_detail::remove_const<T>::type scalar_type;
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static int const rows=Rows;
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static int const cols=Cols;
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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 x[Row][Col];
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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 x[Row][Col];
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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 x[row][col];
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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 x[row][col];
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}
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};
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template <class T,int Rows,int Cols,int R,int C>
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struct
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deduce_mat<T[Rows][Cols],R,C>
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{
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typedef mat<T,R,C> type;
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};
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template <class T,int Rows,int Cols,int R,int C>
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struct
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deduce_mat<T const[Rows][Cols],R,C>
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{
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typedef mat<T,R,C> type;
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};
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template <class T1,class T2,int Rows,int Cols,int R,int C>
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struct
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deduce_mat2<T1[Rows][Cols],T2[Rows][Cols],R,C>
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{
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typedef mat<typename deduce_scalar<T1,T2>::type,R,C> type;
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};
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template <int Rows,int Cols,class T>
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T (&ptr_mref( T * ptr ))[Rows][Cols]
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{
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return *reinterpret_cast<T (*)[Rows][Cols]>(ptr);
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}
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}
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}
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#endif
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