Function beginZone

TheForceEngine/TFE_System/profiler.cpp:105–151

	}

	u32 beginZone(const char* name, const char* func, u32 lineNumber)
	{
		ZoneMap::iterator iZone = s_zoneMap.find(name);
		u32 id = 0;

		if (iZone == s_zoneMap.end())
		{
			id = (u32)s_zoneList.size();

			Zone zone;
			zone.id = id;
			zone.path = s_currentPath;
			zone.timeInZone[s_readBuffer]  = 0;
			zone.timeInZone[s_writeBuffer] = 0;
			zone.timeInZoneAve = 0.0;
			zone.fractOfParentAve = 0.0;
			zone.frame = 0;
			
			s_zoneList.push_back(zone);
			s_zoneMap[name] = id;
		}
		else
		{
			id = iZone->second;
		}

		Zone& zone = s_zoneList[id];
		strcpy(zone.name, name);
		strcpy(zone.func, func);
		zone.lineNumber = lineNumber;
		zone.level = s_level;

		zone.parent = s_level > 0 ? s_zoneStack[s_level - 1] : NULL_ZONE;
		if (zone.parent == NULL_ZONE)
		{
			s_roots.push_back(id);
		}
		else
		{
			addZoneChild(zone.parent, zone.id);
		}

		s_zoneStack[s_level] = id;
		s_level++;

		return id;
	}

	void endZone(u32 id, u64 dt)
	{