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73 lines
1.3 KiB
73 lines
1.3 KiB
#ifndef _DEMETA_HPP
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#define _DEMETA_HPP
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/*-------------------------------------------------------------------------
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* drawElements C++ Base Library
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* -----------------------------
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*
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* Copyright 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*//*!
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* \file
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* \brief Metaprogramming tools
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*//*--------------------------------------------------------------------*/
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#include "deDefs.hpp"
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namespace de
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{
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namespace meta
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{
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template <typename T, bool Cond>
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struct EnableIf { };
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template <typename T>
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struct EnableIf<T, true>
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{
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typedef T Type;
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};
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template <bool Cond>
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struct Not
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{
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enum
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{
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Value = !Cond
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};
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};
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template <typename A, typename B>
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struct TypesSame
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{
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enum
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{
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Value = false
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};
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};
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template <typename A>
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struct TypesSame<A, A>
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{
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enum
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{
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Value = true
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};
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};
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} // meta
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} // de
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#endif // _DEMETA_HPP
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