/// <summary>
/// Initialize plugin, providing arguments from setup, see <see cref="P:DHI.Mike1D.Mike1DDataAccess.Mike1DPluginInfo.Arguments"/>
/// </summary>
/// <param name="arguments">Arguments stored in setup</param>
/// <param name="mike1DData">MIKE 1D data object</param>
public void Initialize(IList <Mike1DPluginArgument> arguments, Mike1DData mike1DData)
{
_arguments = arguments;
// (*1) Register for the ControllerCreated event
mike1DData.ControllerCreatedEvent += ControllerCreated;
// (*1) Store list of MyStructure and original weir coefficient, used in PreTimeStepEvent
_myStructures = new List <MyStructure>();
_myStructuresWeirCoefficients = new List <double>();
// (*2) Add structure output to HD result file. This works together with the
// implementation of Offers and ValueGetter in MyStructure class
AddStructureOutput(mike1DData);
// Culture used when parsing arguments
CultureInfo invariantCulture = CultureInfo.InvariantCulture;
// Process each argument
foreach (Mike1DPluginArgument argument in _arguments)
{
// Process only arguments with key == "Struc"
if (!System.StringComparer.OrdinalIgnoreCase.Equals(argument.Key, "Struc"))
{
continue;
}
string[] values = argument.Value.Split(';');
// Create a new MyStructure
MyStructure structure = new MyStructure();
// This must be a unique ID!!!
structure.ID = values[0];
// Location in network
structure.Location = new Location(values[1], double.Parse(values[2], invariantCulture));
// Use TopoID of reach
structure.TopoID = values[3];
// Structure parameters - structure dependent.
structure.CrestLevel = double.Parse(values[4], invariantCulture);
structure.CrestWidth = double.Parse(values[5], invariantCulture);
structure.WeirCoefficient = double.Parse(values[6], invariantCulture);
// Add it to Mike 1D setup
mike1DData.Network.StructureCollection.Structures.Add(structure);
// (*1) Store structure locally
_myStructures.Add(structure);
_myStructuresWeirCoefficients.Add(structure.WeirCoefficient);
}
}
/// <summary>
/// (*1) Method that is called before every time step
/// </summary>
/// <param name="timeN">Time at beginning of time step</param>
/// <param name="timeNp1">Time at end of time step</param>
/// <param name="redoCount">redo-counter, incremented when an adaptive time step is redone. Initially zero.</param>
private void PreTimeStepEvent(DateTime timeN, DateTime timeNp1, int redoCount)
{
// In this method we will vary the WeirCoefficient as a function of time.
// This method can add many kinds of user defined control of structures
// (or other simulation parameters), as eg. functionality for closing
// gates, starting pumps etc.
// Calculate number of hours since simulation start
DateTime startTime = _controller.Mike1DData.SimulationStart;
double hours = (timeNp1 - startTime).TotalHours;
// Vary the weir-coefficient in a 2-hour loop with +/- 0.5, though never smaller than 0.4
for (int i = 0; i < _myStructures.Count; i++)
{
MyStructure myStructure = _myStructures[i];
myStructure.WeirCoefficient = Math.Max(_myStructuresWeirCoefficients[0] + 0.5 * Math.Sin(2 * Math.PI * hours / 2), 0.4);
}
}