64 lines
1.6 KiB
C++
64 lines
1.6 KiB
C++
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//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_435FA7E8196311E0A176DE6BDFD72085
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#define UUID_435FA7E8196311E0A176DE6BDFD72085
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#include <boost/qvm/deduce_scalar.hpp>
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#include <boost/qvm/quat_traits.hpp>
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#include <boost/qvm/static_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>
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struct quat;
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template <class Q>
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struct
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deduce_quat
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{
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BOOST_QVM_STATIC_ASSERT(is_quat<Q>::value);
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typedef Q type;
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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 A,class B,
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bool QA=is_quat<A>::value,
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bool QB=is_quat<B>::value>
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struct
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deduce_quat2_default
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{
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typedef quat<
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typename deduce_scalar<
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typename scalar<A>::type,
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typename scalar<B>::type>::type> type;
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};
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template <class Q>
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struct
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deduce_quat2_default<Q,Q,true,true>
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{
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typedef Q type;
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};
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}
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template <class A,class B>
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struct
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deduce_quat2
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{
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BOOST_QVM_STATIC_ASSERT(is_quat<A>::value || is_quat<B>::value);
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typedef typename qvm_detail::deduce_quat2_default<A,B>::type type;
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};
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}
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}
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#endif
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