//from source code
private static bool CheckOverlap(ushort vehicleID, ref Vehicle vehicleData, Segment3 segment, ushort ignoreVehicle)
{
VehicleManager instance = Singleton <VehicleManager> .instance;
Vector3 min = segment.Min();
Vector3 max = segment.Max();
int num = Mathf.Max((int)((min.x - 30f) / 32f + 270f), 0);
int num2 = Mathf.Max((int)((min.z - 30f) / 32f + 270f), 0);
int num3 = Mathf.Min((int)((max.x + 30f) / 32f + 270f), 539);
int num4 = Mathf.Min((int)((max.z + 30f) / 32f + 270f), 539);
bool result = false;
for (int i = num2; i <= num4; i++)
{
for (int j = num; j <= num3; j++)
{
ushort num5 = instance.m_vehicleGrid[i * 540 + j];
int num6 = 0;
while (num5 != 0)
{
num5 = SingleTrainTrackAI.CheckOverlap(vehicleID, ref vehicleData, segment, ignoreVehicle, num5, ref instance.m_vehicles.m_buffer[(int)num5], ref result, min, max);
if (++num6 > 16384)
{
CODebugBase <LogChannel> .Error(LogChannel.Core, "Invalid list detected!\n" + Environment.StackTrace);
break;
}
}
}
}
return(result);
}
//from source code
private void CheckNextLane(ushort vehicleID, ref Vehicle vehicleData, ref float maxSpeed, PathUnit.Position position, uint laneID, byte offset, PathUnit.Position prevPos, uint prevLaneID, byte prevOffset, Bezier3 bezier)
{
NetManager instance = Singleton <NetManager> .instance;
Vehicle.Frame lastFrameData = vehicleData.GetLastFrameData();
Vector3 a = lastFrameData.m_position;
Vector3 a2 = lastFrameData.m_position;
Vector3 b = lastFrameData.m_rotation * new Vector3(0f, 0f, this.m_info.m_generatedInfo.m_wheelBase * 0.5f);
a += b;
a2 -= b;
float num = 0.5f * lastFrameData.m_velocity.sqrMagnitude / this.m_info.m_braking;
float a3 = Vector3.Distance(a, bezier.a);
float b2 = Vector3.Distance(a2, bezier.a);
if (Mathf.Min(a3, b2) >= num - 5f)
{
if (!instance.m_lanes.m_buffer[(int)((UIntPtr)laneID)].CheckSpace(1000f, vehicleID))
{
vehicleData.m_flags2 |= Vehicle.Flags2.Yielding;
vehicleData.m_waitCounter = 0;
maxSpeed = 0f;
return;
}
Vector3 vector = bezier.Position(0.5f);
Segment3 segment;
if (Vector3.SqrMagnitude(vehicleData.m_segment.a - vector) < Vector3.SqrMagnitude(bezier.a - vector))
{
segment = new Segment3(vehicleData.m_segment.a, vector);
}
else
{
segment = new Segment3(bezier.a, vector);
}
if (segment.LengthSqr() >= 3f)
{
segment.a += (segment.b - segment.a).normalized * 2.5f;
if (SingleTrainTrackAI.CheckOverlap(vehicleID, ref vehicleData, segment, vehicleID))
{
vehicleData.m_flags2 |= Vehicle.Flags2.Yielding;
vehicleData.m_waitCounter = 0;
maxSpeed = 0f;
return;
}
}
segment = new Segment3(vector, bezier.d);
if (segment.LengthSqr() >= 1f && SingleTrainTrackAI.CheckOverlap(vehicleID, ref vehicleData, segment, vehicleID))
{
vehicleData.m_flags2 |= Vehicle.Flags2.Yielding;
vehicleData.m_waitCounter = 0;
maxSpeed = 0f;
return;
}
if (this.m_info.m_vehicleType != VehicleInfo.VehicleType.Monorail)
{
ushort num2;
if (offset < position.m_offset)
{
num2 = instance.m_segments.m_buffer[(int)position.m_segment].m_startNode;
}
else
{
num2 = instance.m_segments.m_buffer[(int)position.m_segment].m_endNode;
}
ushort num3;
if (prevOffset == 0)
{
num3 = instance.m_segments.m_buffer[(int)prevPos.m_segment].m_startNode;
}
else
{
num3 = instance.m_segments.m_buffer[(int)prevPos.m_segment].m_endNode;
}
if (num2 == num3)
{
NetNode.Flags flags = instance.m_nodes.m_buffer[(int)num2].m_flags;
NetLane.Flags flags2 = (NetLane.Flags)instance.m_lanes.m_buffer[(int)((UIntPtr)prevLaneID)].m_flags;
bool flag = (flags & NetNode.Flags.TrafficLights) != NetNode.Flags.None;
bool flag2 = (flags2 & (NetLane.Flags.YieldStart | NetLane.Flags.YieldEnd)) != NetLane.Flags.None && (flags & (NetNode.Flags.Junction | NetNode.Flags.TrafficLights | NetNode.Flags.OneWayIn)) == NetNode.Flags.Junction;
if (flag)
{
uint currentFrameIndex = Singleton <SimulationManager> .instance.m_currentFrameIndex;
uint num4 = (uint)(((int)num3 << 8) / 32768);
uint num5 = currentFrameIndex - num4 & 255u;
RoadBaseAI.TrafficLightState trafficLightState;
RoadBaseAI.TrafficLightState pedestrianLightState;
bool flag3;
bool pedestrians;
RoadBaseAI.GetTrafficLightState(num3, ref instance.m_segments.m_buffer[(int)prevPos.m_segment], currentFrameIndex - num4, out trafficLightState, out pedestrianLightState, out flag3, out pedestrians);
if (!flag3 && num5 >= 196u)
{
flag3 = true;
RoadBaseAI.SetTrafficLightState(num3, ref instance.m_segments.m_buffer[(int)prevPos.m_segment], currentFrameIndex - num4, trafficLightState, pedestrianLightState, flag3, pedestrians);
}
if (trafficLightState != RoadBaseAI.TrafficLightState.RedToGreen)
{
if (trafficLightState != RoadBaseAI.TrafficLightState.GreenToRed)
{
if (trafficLightState == RoadBaseAI.TrafficLightState.Red)
{
vehicleData.m_flags2 |= Vehicle.Flags2.Yielding;
vehicleData.m_waitCounter = 0;
maxSpeed = 0f;
return;
}
}
else if (num5 >= 30u)
{
vehicleData.m_flags2 |= Vehicle.Flags2.Yielding;
vehicleData.m_waitCounter = 0;
maxSpeed = 0f;
return;
}
}
else if (num5 < 60u)
{
vehicleData.m_flags2 |= Vehicle.Flags2.Yielding;
vehicleData.m_waitCounter = 0;
maxSpeed = 0f;
return;
}
}
if (flag2 && (vehicleData.m_flags2 & Vehicle.Flags2.Yielding) != (Vehicle.Flags2) 0)
{
vehicleData.m_waitCounter = (byte)Mathf.Min((int)(vehicleData.m_waitCounter + 1), 4);
if (vehicleData.m_waitCounter < 4)
{
maxSpeed = 0f;
return;
}
vehicleData.m_flags2 &= ~Vehicle.Flags2.Yielding;
vehicleData.m_waitCounter = 0;
}
}
}
}
}
