forked from bartvdbraak/blender
2330cadb0f
Those are more like a legacy of language, which is not needed in C++.
62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
/*
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* Copyright 2011-2013 Blender Foundation
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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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#ifndef __UTIL_VECTOR_H__
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#define __UTIL_VECTOR_H__
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#include <cassert>
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#include <cstring>
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#include <vector>
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#include "util/util_aligned_malloc.h"
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#include "util/util_guarded_allocator.h"
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#include "util/util_types.h"
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CCL_NAMESPACE_BEGIN
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/* Own subclass-ed vestion of std::vector. Subclass is needed because:
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*
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* - Use own allocator which keeps track of used/peak memory.
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* - Have method to ensure capacity is re-set to 0.
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*/
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template<typename value_type,
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typename allocator_type = GuardedAllocator<value_type> >
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class vector : public std::vector<value_type, allocator_type>
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{
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public:
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typedef std::vector<value_type, allocator_type> BaseClass;
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/* Inherit all constructors from base class. */
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using BaseClass::vector;
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/* Try as hard as possible to use zero memory. */
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void free_memory()
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{
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BaseClass::resize(0);
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BaseClass::shrink_to_fit();
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}
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/* Some external API might demand working with std::vector. */
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operator std::vector<value_type>()
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{
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return std::vector<value_type>(this->begin(), this->end());
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}
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};
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CCL_NAMESPACE_END
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#endif /* __UTIL_VECTOR_H__ */
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