blender/intern/cycles/util/util_stats.h

/*
 * 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__

CCL_NAMESPACE_BEGIN

class Stats {
public:
	Stats() : mem_used(0), mem_peak(0) {}

	void mem_alloc(size_t size) {
		mem_used += size;
		if(mem_used > mem_peak)
			mem_peak = mem_used;
	}

	void mem_free(size_t size) {
		assert(mem_used >= size);
		mem_used -= size;
	}

	size_t mem_used;
	size_t mem_peak;
};

CCL_NAMESPACE_END

#endif /* __UTIL_STATS_H__ */