public void CustomSegmentSimulationStep(ushort segmentID, ref NetSegment data)
{
if (initDone)
{
try {
TrafficPriority.segmentHousekeeping(segmentID);
} catch (Exception e) {
Log.Error($"Error occured while housekeeping segment {segmentID}: " + e.ToString());
}
if (!Options.isStockLaneChangerUsed())
{
try {
InStartupPhase = simStartFrame == 0 || simStartFrame >> 14 >= Singleton <SimulationManager> .instance.m_currentFrameIndex >> 14; // approx. 3 minutes
// calculate traffic density
uint curLaneId = data.m_lanes;
int nextNumLanes = data.Info.m_lanes.Length;
uint laneIndex = 0;
bool firstWithTraffic = true;
bool resetDensity = false;
while (laneIndex < nextNumLanes && curLaneId != 0u)
{
uint buf = currentLaneTrafficBuffer[curLaneId];
uint currentDensities = currentLaneDensities[curLaneId];
//currentMeanDensity = (byte)Math.Min(100u, (uint)((currentDensities * 100u) / Math.Max(1u, maxDens))); // 0 .. 100
byte currentMeanSpeed = 25;
// we use integer division here because it's faster
if (buf > 0)
{
uint currentSpeeds = currentLaneSpeeds[curLaneId];
if (!InStartupPhase)
{
currentMeanSpeed = (byte)Math.Min(100u, ((currentSpeeds * 100u) / buf) / ((uint)(Math.Max(SpeedLimitManager.GetLockFreeGameSpeedLimit(segmentID, laneIndex, curLaneId, data.Info.m_lanes[laneIndex]) * 8f, 1f)))); // 0 .. 100, m_speedLimit of highway is 2, actual max. vehicle speed on highway is 16, that's why we use x*8 == x<<3 (don't ask why CO uses different units for velocity)
}
}
else
{
if (!InStartupPhase)
{
currentMeanSpeed = 100;
}
}
/*if (segmentID == 22980) {
* Log._Debug($"Lane {curLaneId}: currentMeanSpeed={currentMeanSpeed} currentMeanDensity={currentMeanDensity}");
* }*/
if (currentMeanSpeed >= laneMeanSpeeds[curLaneId])
{
laneMeanSpeeds[curLaneId] = (byte)Math.Min((int)laneMeanSpeeds[curLaneId] + 5, currentMeanSpeed);
}
else
{
laneMeanSpeeds[curLaneId] = (byte)Math.Max((int)laneMeanSpeeds[curLaneId] - 5, 0);
}
//laneMeanDensities[curLaneId] = currentMeanDensity;
currentLaneTrafficBuffer[curLaneId] = 0;
currentLaneSpeeds[curLaneId] = 0;
if (currentLaneDensities[curLaneId] > 0 && firstWithTraffic)
{
resetDensity = (currentLaneDensities[curLaneId] > 1000000);
firstWithTraffic = false;
}
if (resetDensity)
{
currentLaneDensities[curLaneId] /= 2u;
}
laneIndex++;
curLaneId = Singleton <NetManager> .instance.m_lanes.m_buffer[curLaneId].m_nextLane;
}
} catch (Exception e) {
Log.Error("Error occured while calculating lane traffic density: " + e.ToString());
}
}
}
try {
OriginalSimulationStep(segmentID, ref data);
} catch (Exception ex) {
Log.Error("Error in CustomRoadAI.SimulationStep: " + ex.ToString());
}
}