godot_voxel/util/ref_count.h

#ifndef VOXEL_VIEWER_REF_COUNT_H
#define VOXEL_VIEWER_REF_COUNT_H

#include "errors.h"

namespace zylann {

// Simple reference counter.
// This one is not thread-safe.
class RefCount {
public:
	RefCount() {}
	RefCount(unsigned int initial_count): _count(initial_count) {}

	inline void add() {
		++_count;
	}

	inline void remove() {
		ZN_ASSERT_RETURN_MSG(_count != 0, "Trying to decrease refcount when it's already zero");
		--_count;
	}

	inline unsigned int get() const {
		return _count;
	}

private:
	unsigned int _count = 0;
};

} // namespace zylann

#endif // VOXEL_VIEWER_REF_COUNT_H