47eae7176d
The declaration of valptridx_specialized_types needed to be found by Argument Dependent Lookup, but this was inconvenient for some types. Split the declaration of valptridx_specialized_types out from the definition of valptridx global subtype.
32 lines
1 KiB
C++
32 lines
1 KiB
C++
/*
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* This file is part of the DXX-Rebirth project <http://www.dxx-rebirth.com/>.
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* It is copyright by its individual contributors, as recorded in the
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* project's Git history. See COPYING.txt at the top level for license
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* terms and a link to the Git history.
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*/
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#pragma once
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#include <cstddef>
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#include <type_traits>
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/* valptridx_specialized_types is never defined, but is specialized to
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* define a typedef for a type-specific class suitable for use as a base
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* of valptridx<T>.
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*/
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template <typename managed_type>
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struct valptridx_specialized_types;
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template <typename INTEGRAL_TYPE, std::size_t array_size_value>
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class valptridx_specialized_type_parameters
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{
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public:
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using integral_type = INTEGRAL_TYPE;
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static constexpr std::integral_constant<std::size_t, array_size_value> array_size{};
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};
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#define DXX_VALPTRIDX_DECLARE_SUBTYPE(MANAGED_TYPE,INTEGRAL_TYPE,ARRAY_SIZE_VALUE) \
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template <> \
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struct valptridx_specialized_types<MANAGED_TYPE> { \
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using type = valptridx_specialized_type_parameters<INTEGRAL_TYPE, ARRAY_SIZE_VALUE>; \
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}
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