forked from bartvdbraak/blender
ed935ae5ad
CPU rendering is allowed to allocate memory from multiple threads, which means statistics need to be avare of this.
45 lines
1.0 KiB
C++
45 lines
1.0 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_STATS_H__
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#define __UTIL_STATS_H__
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#include "util_atomic.h"
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CCL_NAMESPACE_BEGIN
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class Stats {
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public:
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Stats() : mem_used(0), mem_peak(0) {}
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void mem_alloc(size_t size) {
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atomic_add_z(&mem_used, size);
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atomic_update_max_z(&mem_peak, mem_used);
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}
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void mem_free(size_t size) {
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assert(mem_used >= size);
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atomic_sub_z(&mem_used, size);
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}
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size_t mem_used;
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size_t mem_peak;
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};
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CCL_NAMESPACE_END
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#endif /* __UTIL_STATS_H__ */
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