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/*
* Copyright 2011-2013 Blender Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __UTIL_STATS_H__
#define __UTIL_STATS_H__
#include "util/util_atomic.h"
CCL_NAMESPACE_BEGIN
class Stats {
public:
enum static_init_t { static_init = 0 };
Stats() : mem_used(0), mem_peak(0) {}
explicit Stats(static_init_t) {}
void mem_alloc(size_t size) {
atomic_add_and_fetch_z(&mem_used, size);
atomic_update_max_z(&mem_peak, mem_used);
}
void mem_free(size_t size) {
assert(mem_used >= size);
atomic_sub_and_fetch_z(&mem_used, size);
}
size_t mem_used;
size_t mem_peak;
};
CCL_NAMESPACE_END
#endif /* __UTIL_STATS_H__ */
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