/// <summary>
/// This method combines the passed base airfoil with the passed coefficients as aparallel processing.
/// If finish the processing, it fires the event combinatedAirfoilUpdated.
/// </summary>
/// <param name="basisAirfoils"></param>
/// <param name="coefficients"></param>
public void CombineAirfoils(General.BasisAirfoils basisAirfoils, Double[,] coefficients)
{
List <Task> tasks = new List <Task>();
for (int i = 0; i < _numberOfAirfoils; i++)
{
// Null Check
if (_combinedAirfoils[i] == null)
{
_combinedAirfoils[i] = new Representation.AirfoilCombiner();
}
var x = i;
var basis = basisAirfoils.AirfoilGroup.ToArray();
var coef = GetRowArray(coefficients, i);
// Update Source and Re-Combinate Airfoil.
tasks.Add(Task.Run(() => _combinedAirfoils[x].UpdateBaseSource(coef, basis)));
}
Task.WaitAll(tasks.ToArray());
// Fire the event combinedAirfoilsUpdated
CombinedAirfoilsUpdated?.Invoke(this, new CombinedAirfoilsUpdatedEventArgs()
{
combinedAirfoils = this._combinedAirfoils
});
}
private void SourceChanged(object sender, EventArgs e)
{
// Null Check
if (AirfoilOptimizationResource.Instance.BasisAirfoils == null)
{
return;
}
if (AirfoilOptimizationResource.Instance.CurrentCoefficients == null)
{
return;
}
// Update baseAirfoil
this.basisAirfoils = General.BasisAirfoils.Convert(AirfoilOptimizationResource.Instance.BasisAirfoils);
// Update coefficients
this.coefficients = AirfoilOptimizationResource.Instance.CurrentCoefficients.GetCoefficientArray() as Double[, ];
// Re-combinate Airfoil
this.currentPopulations = AirfoilOptimizationResource.Instance.CurrentPopulations;
// Re-set current offsprings
this.offspringAirfoilCandidates = AirfoilOptimizationResource.Instance.OffspringCandidates;
// Re-generate the coordinates for airfoil previewing.
ReDrawPreviewWindow();
}
public void StartCrossover(Airfoil.CombinedAirfoilsGroup parents)
{
parentAirfoils = parents;
var parentsAirfoilsArray = parentAirfoils.CombinedAirfoils;
// Initialize Basis airfoils
basisAirfoils = new General.BasisAirfoils(parentAirfoils.BasisAirfoils.AirfoilGroup);
// Execute Crossover
crossoverExecutor.ExecuteCrossover(parentAirfoils.CoefficientOfCombination);
// Read Offsprings' optimization parameters
var optParams = crossoverExecutor.OptimizationParamters;
optParams = SwapJuggedArray(optParams);
var optCoef = new Airfoil.CoefficientOfCombination(General.ArrayManager.ConvertJuggedArrayToArray(optParams));
// Assign Selected Parents Index
parentsIndex = crossoverExecutor.ParentsIndex;
// Initialize each fields
offspringAirfoilsCombiner = new Airfoil.CombinedAirfoilsGroup(basisAirfoils);
Airfoil.AirfoilsMixer airfoilsMixer = new Airfoil.AirfoilsMixer(basisAirfoils, optCoef);
// Create Offspring Airfoils
// Combine airfoils
airfoilsMixer.CombineAirfoils();
// Store combined airfoils into CombinedAirfoilsGroup class
offspringAirfoilsCombiner.AddRange(airfoilsMixer.CombinedAirfoils);
}
/// <summary>
///
/// </summary>
/// <param name="optParams"></param>
/// <param name="basisAirfoils"></param>
/// <returns></returns>
private CombinedAirfoilsGroup AssignParameters(double[][] optParams, General.BasisAirfoils basisAirfoils)
{
// Format Check
if (optParams.Length == basisAirfoils.NumberOfAirfoils)
{
var length = basisAirfoils.NumberOfAirfoils;
combinedAirfoilsGroup = new CombinedAirfoilsGroup(basisAirfoils);
// Create optimized Coefficients
var optCoefficients = new CoefficientOfCombination(General.ArrayManager.ConvertJuggedArrayToArray(optParams));
// Combine airfoil
AirfoilsMixer airfoilsMixer = new AirfoilsMixer(basisAirfoils, optCoefficients);
airfoilsMixer.CombineAirfoils();
// Assign combined airfoils into the CombinedAirfoilsGroup
combinedAirfoilsGroup.AddRange(airfoilsMixer.CombinedAirfoils);
}
return(combinedAirfoilsGroup);
}
private static void InitializeTestVariables(out Airfoil.CoefficientOfCombination coefficients, out General.BasisAirfoils basisAirfoils)
{
StreamReader sr1 = new StreamReader(@"DAE-11.csv");
StreamReader sr2 = new StreamReader(@"NACA4412.csv");
var dae = General.CsvManager.ConvertCsvToArray(sr1.ReadToEnd());
var naca = General.CsvManager.ConvertCsvToArray(sr2.ReadToEnd());
var daeCoordinate = new Airfoil.AirfoilCoordinate();
var nacaCoordinate = new Airfoil.AirfoilCoordinate();
daeCoordinate.Import(dae);
nacaCoordinate.Import(naca);
var DAE11 = new Airfoil.AirfoilManager(daeCoordinate);
var NACA4412 = new Airfoil.AirfoilManager(daeCoordinate);
var coef = new double[][] { new[] { 0.7, 0.3, 0.6 }, new[] { 0.3, 0.7, 0.4 } };
coefficients = new Airfoil.CoefficientOfCombination(General.ArrayManager.ConvertJuggedArrayToArray(coef));
basisAirfoils = new General.BasisAirfoils(new[] { DAE11, NACA4412 });
}
private void WorkingFileImported(object sender, FWorkingFileIO.WorkingFileIO.OpeningFileFinishedEventArgs e)
{
General.BasisAirfoils baseAirfoilsGroup = new General.BasisAirfoils();
foreach (var item in e.BaseAirfoils)
{
baseAirfoilsGroup.Add(item);
}
// Set Current Population
AirfoilOptimizationResource.Instance.SetSource
(
baseAirfoilsGroup,
e.CoefficientOfCombination,
e.CurrentNames,
e.CurrentLifts,
e.CurrentDrags
);
// Set Optimization Halfway
if (e.ParentsIndex != null)
{
AirfoilOptimizationResource.Instance.ParentsIndex = e.ParentsIndex;
}
// Set Current Offspring candidates
if (e.OffspringCoefficients != null)
{
AirfoilOptimizationResource.Instance.SetOffspringCandidates
(
e.OffspringCoefficients,
e.OffspringNames,
e.OffspringLifts,
e.OffspringDrags
);
}
}
public ExternalEvaluation(General.BasisAirfoils basisAirfoils)
{
this.basisAirfoils = basisAirfoils;
}
public CombinedAirfoilsGroup(General.BasisAirfoils basisAirfoils)
{
this._basisAirfoils = basisAirfoils;
_numberOfBasisAirfoils = basisAirfoils.NumberOfAirfoils;
}
public void StartSelection(Airfoil.CombinedAirfoilsGroup offsprings)
{
// Initialize Basis airfoils
if (basisAirfoils == null)
{
basisAirfoils = new General.BasisAirfoils(parentAirfoils.BasisAirfoils.AirfoilGroup);
}
// Executes selection to extract airfoil from offsprings
var selectedParents = new Airfoil.CombinedAirfoilsGroup(parentAirfoils.BasisAirfoils);
foreach (var item in parentsIndex)
{
selectedParents.Add(
parentAirfoils.CombinedAirfoils[item],
parentAirfoils.CoefficientOfCombination.GetCoefficients(item));
}
selectionExecutor.ExecuteSelection(offsprings + selectedParents);
// Extract selected offsprings
SelectedOffspringsNo = selectionExecutor.SelectedAirfoilsNo;
var selectedAirfoils = selectionExecutor.SelectedAirfoils;
offspringAirfoils = new Airfoil.CombinedAirfoilsGroup(basisAirfoils);
for (int i = 0; i < selectedAirfoils.CombinedAirfoils.Length; i++)
{
var airfoil = selectedAirfoils.CombinedAirfoils[i];
var coefficients = selectedAirfoils.CoefficientOfCombination.GetCoefficients(i);
offspringAirfoils.Add(airfoil, coefficients);
}
// Create next Generation
int k = 0;
var previousGen = parentAirfoils.CombinedAirfoils;
Airfoil.CombinedAirfoilsGroup nextGenerations = new Airfoil.CombinedAirfoilsGroup(basisAirfoils);
for (int i = 0; i < previousGen.Length; i++)
{
if (IsEqual(i, parentsIndex))
{
var airfoil = selectedAirfoils.CombinedAirfoils[k];
var coefficients = selectedAirfoils.CoefficientOfCombination.GetCoefficients(k);
nextGenerations.Add(airfoil, coefficients);
++k;
}
else
{
var airfoil = parentAirfoils.CombinedAirfoils[i];
var coefficients = parentAirfoils.CoefficientOfCombination.GetCoefficients(i);
nextGenerations.Add(airfoil, coefficients);
}
}
nextAirfoilGenerations = nextGenerations;
// newest virsion
/*
* var nextGenerations = new Airfoil.CombinedAirfoilGroup();
* for (int i = 0; i < previousGen.Length; i++)
* {
* if (IsEqual(i, parentsIndex))
* {
* nextGenerations.Add(selectedAirfoils[k].CombinedAirfoil);
++k;
* }
* else
* {
* nextGenerations.Add(previousGen[i].CombinedAirfoil);
* }
* }
*/
}