63 lines
2.1 KiB
C++
63 lines
2.1 KiB
C++
#pragma once
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////////////////////////////////////////////////////////////////////////////////
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// The MIT License (MIT)
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//
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// Copyright (c) 2019 Nicholas Frechette & Animation Compression Library contributors
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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////////////////////////////////////////////////////////////////////////////////
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#include "acl/core/impl/compiler_utils.h"
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#include <cstdint>
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#include <type_traits>
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ACL_IMPL_FILE_PRAGMA_PUSH
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namespace acl
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{
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namespace acl_impl
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{
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template <class item_type, bool is_const>
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class iterator_impl
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{
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public:
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typedef typename std::conditional<is_const, const item_type*, item_type*>::type ItemPtr;
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constexpr iterator_impl(ItemPtr items, size_t num_items) : m_items(items), m_num_items(num_items) {}
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constexpr ItemPtr begin() const { return m_items; }
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constexpr ItemPtr end() const { return m_items + m_num_items; }
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private:
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ItemPtr m_items;
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size_t m_num_items;
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};
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}
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template <class item_type>
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using iterator = acl_impl::iterator_impl<item_type, false>;
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template <class item_type>
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using const_iterator = acl_impl::iterator_impl<item_type, true>;
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}
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ACL_IMPL_FILE_PRAGMA_POP
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