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135 lines
2.9 KiB
C++
135 lines
2.9 KiB
C++
#ifndef BOOST_QVM_TEST_QVM_VECTOR_HPP_INCLUDED
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#define BOOST_QVM_TEST_QVM_VECTOR_HPP_INCLUDED
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// Copyright 2008-2024 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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#if defined(BOOST_QVM_TEST_SINGLE_HEADER) && !defined(BOOST_QVM_TEST_SINGLE_HEADER)
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# define BOOST_QVM_TEST_REF_WRITE_ELEMENT
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#endif
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#include <boost/qvm/vec_traits_defaults.hpp>
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#include <boost/qvm/deduce_vec.hpp>
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#include <boost/qvm/assert.hpp>
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#include "test_qvm.hpp"
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namespace
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test_qvm
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{
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template <class Tag,int Dim,class T=float>
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struct
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vector
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{
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T a[Dim];
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mutable T b[Dim];
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explicit
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vector( T start=T(0), T step=T(0) )
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{
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for( int i=0; i!=Dim; ++i,start+=step )
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a[i]=b[i]=start;
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}
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};
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template <int Dim,class Tag1,class T1,class Tag2,class T2>
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void
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dump_ab( vector<Tag1,Dim,T1> const & a, vector<Tag2,Dim,T2> const & b )
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{
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detail::dump_ab(a.a,b.a);
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}
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}
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namespace boost { namespace qvm {
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#ifdef BOOST_QVM_TEST_REF_WRITE_ELEMENT
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template <class Tag,int Dim,class T>
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struct
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vec_traits< test_qvm::vector<Tag,Dim,T> >:
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vec_traits_defaults<test_qvm::vector<Tag,Dim,T>,T,Dim>
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{
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typedef vec_traits_defaults<test_qvm::vector<Tag,Dim,T>,T,Dim> base;
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template <int I>
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static
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T &
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write_element( typename base::vec_type & v )
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{
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BOOST_QVM_STATIC_ASSERT(I>=0);
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BOOST_QVM_STATIC_ASSERT(I<Dim);
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return v.a[I];
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}
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using base::write_element_idx;
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};
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#else
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template <class Tag,int Dim,class T>
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struct
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vec_traits< test_qvm::vector<Tag,Dim,T> >
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{
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typedef test_qvm::vector<Tag,Dim,T> this_vector;
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typedef T scalar_type;
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static int const dim=Dim;
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template <int I>
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static
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T
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read_element( this_vector const & v )
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{
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BOOST_QVM_STATIC_ASSERT(I>=0);
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BOOST_QVM_STATIC_ASSERT(I<Dim);
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return v.a[I];
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}
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template <int I>
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static
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void
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write_element( this_vector & v, T s )
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{
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BOOST_QVM_STATIC_ASSERT(I>=0);
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BOOST_QVM_STATIC_ASSERT(I<Dim);
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v.a[I] = s;
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}
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static
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T
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read_element_idx( int i, this_vector const & v )
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{
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BOOST_QVM_ASSERT(i>=0);
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BOOST_QVM_ASSERT(i<Dim);
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return v.a[i];
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}
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static
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void
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write_element_idx( int i, this_vector & v, T s )
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{
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BOOST_QVM_ASSERT(i>=0);
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BOOST_QVM_ASSERT(i<Dim);
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v.a[i] = s;
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}
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};
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#endif
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template <class Tag,class T,int D1,int D2,int Dim>
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struct
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deduce_vec2<test_qvm::vector<Tag,D1,T>,test_qvm::vector<Tag,D2,T>,Dim>
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{
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typedef test_qvm::vector<Tag,Dim,T> type;
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};
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} }
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namespace
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{
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struct V1;
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struct V2;
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struct V3;
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}
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#endif
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