private bool TryFetchWay(TransportWayIdInterop wayIdInterop, out TransportWay way)
{
var wayInterop = new TransportWayInterop()
{
Id = wayIdInterop
};
bool success = NativeTransportApi_TryGetWayBufferSizes(NativePluginRunner.API, ref wayInterop);
if (!success)
{
way = TransportWay.MakeEmpty();
return(false);
}
var centerLinePointsBuffer = new DoubleVector3[wayInterop.CenterLinePointsBufferSize];
var centerLinePointsBufferGCHandle = GCHandle.Alloc(centerLinePointsBuffer, GCHandleType.Pinned);
wayInterop.CenterLinePoints = centerLinePointsBufferGCHandle.AddrOfPinnedObject();
var centerLineSplineParamsBuffer = new double[wayInterop.CenterLineSplineParamsBufferSize];
var centerLineSplineParamsBufferGCHandle = GCHandle.Alloc(centerLineSplineParamsBuffer, GCHandleType.Pinned);
wayInterop.CenterLineSplineParams = centerLineSplineParamsBufferGCHandle.AddrOfPinnedObject();
var classificationBuffer = new byte[wayInterop.ClassificationBufferSize];
var classificationBufferGCHandle = GCHandle.Alloc(classificationBuffer, GCHandleType.Pinned);
wayInterop.Classification = classificationBufferGCHandle.AddrOfPinnedObject();
success = NativeTransportApi_TryGetWay(NativePluginRunner.API, ref wayInterop);
if (!success)
{
way = TransportWay.MakeEmpty();
return(false);
}
var classification = Marshal.PtrToStringAnsi(wayInterop.Classification, wayInterop.ClassificationBufferSize - 1);
way = new TransportWay(
wayInterop.Id.FromInterop(),
centerLinePointsBuffer,
centerLineSplineParamsBuffer,
wayInterop.LengthMeters,
wayInterop.HalfWidthMeters,
wayInterop.WayDirection,
classification,
wayInterop.AverageSpeedKph,
wayInterop.ApproximateSpeedLimitKph
);
centerLinePointsBufferGCHandle.Free();
centerLineSplineParamsBufferGCHandle.Free();
classificationBufferGCHandle.Free();
return(true);
}
/// <summary>
/// The TransportWay value associated with the given TransportWayId key.
/// </summary>
/// <param name="wayId">The id of the TransportWay to get.</param>
/// <param name="way">On return, contains the value associated with transportWayId if found; else an empty
/// value as returned by TransportWay.MakeEmpty().</param>
/// <returns>True if a TransportWay object with Id equal to wayId was found, else false.</returns>
public bool TryGetWay(TransportWayId wayId, out TransportWay way)
{
return(m_apiInternal.TryGetWay(wayId, out way));
}
public bool TryGetWay(TransportWayId wayId, out TransportWay way)
{
return(TryFetchWay(wayId.ToInterop(), out way));
}