Function frameBegin

TheForceEngine/TFE_System/profiler.cpp:177–205

	}

	void frameBegin()
	{
		std::swap(s_readBuffer, s_writeBuffer);
		// Validate buffer indices.
		assert(s_readBuffer < ZONE_BUFFER_COUNT && s_writeBuffer < ZONE_BUFFER_COUNT && s_readBuffer != s_writeBuffer);
		s_readBuffer  %= ZONE_BUFFER_COUNT;
		s_writeBuffer %= ZONE_BUFFER_COUNT;

		s_level = 0;
		s_maxLevel = 0;
		s_roots.clear();

		// Swap buffers, s_readBuffer is safe to read in the middle of the next frame.
		const size_t zoneCount = s_zoneList.size();
		for (size_t i = 0; i < zoneCount; i++)
		{
			s_zoneList[i].timeInZone[s_writeBuffer] = 0;
		}

		// Copy counter values from the frame, so that the results can be used
	    // in the middle of the next frame.
		const size_t counterCount = s_counterList.size();
		for (size_t i = 0; i < counterCount; i++)
		{
			s_counterList[i].prevValue = *s_counterList[i].ptr;
		}

		s_frameBegin = TFE_System::getCurrentTimeInTicks();
	}

	void traverseZoneTree(u32 id)
	{