72 lines
2.4 KiB
Plaintext
72 lines
2.4 KiB
Plaintext
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//---------------------------------------------------------------------------//
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// Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@gmail.com>
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//
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// Distributed under the Boost Software License, Version 1.0
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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//
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// See http://boostorg.github.com/compute for more information.
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//---------------------------------------------------------------------------//
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#ifndef BOOST_COMPUTE_TYPE_TRAITS_MAKE_VECTOR_TYPE_HPP
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#define BOOST_COMPUTE_TYPE_TRAITS_MAKE_VECTOR_TYPE_HPP
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#include <boost/preprocessor/cat.hpp>
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#include <boost/compute/types/fundamental.hpp>
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namespace boost {
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namespace compute {
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/// Meta-function which returns a vector type for \p Scalar with \p Size.
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///
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/// For example,
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/// \code
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/// make_vector_type<int, 2>::type == int2_
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/// make_vector_type<float, 4>::type == float4_
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/// \endcode
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///
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/// \see is_vector_type
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template<class Scalar, size_t Size>
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struct make_vector_type
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{
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};
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/// \internal_
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template<class Scalar>
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struct make_vector_type<Scalar, 1>
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{
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typedef Scalar type;
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};
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/// \internal_
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#define BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTION(scalar, size) \
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template<> \
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struct make_vector_type<BOOST_PP_CAT(scalar, _), size> \
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{ \
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typedef BOOST_PP_CAT(BOOST_PP_CAT(scalar, size), _) type; \
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};
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/// \internal_
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#define BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTIONS(scalar) \
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTION(scalar, 2) \
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTION(scalar, 4) \
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTION(scalar, 8) \
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTION(scalar, 16)
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTIONS(char)
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTIONS(uchar)
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTIONS(short)
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTIONS(ushort)
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTIONS(int)
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTIONS(uint)
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTIONS(long)
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTIONS(ulong)
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTIONS(float)
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BOOST_COMPUTE_DECLARE_MAKE_VECTOR_TYPE_FUNCTIONS(double)
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} // end compute namespace
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} // end boost namespace
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#endif // BOOST_COMPUTE_TYPE_TRAITS_MAKE_VECTOR_TYPE_HPP
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