public static List<DesignVM> FindTopDesignsVM(List<DesignVM> DesignVMs, int number, double rate)
{
// number = 10 Designs to select e.g.
List<DesignVM> myList = (List<DesignVM>)DesignVMs;
myList.Sort(CompareDesigns);
int i = 0;
List<DesignVM> topDesigns = new List<DesignVM>();
List<DesignVM> badDesigns = new List<DesignVM>();
while (topDesigns.Count < number && i < myList.Count)
{
DesignVM candidate = (DesignVM)myList[i];
if (CheckDiversity(candidate, topDesigns,rate))
{
topDesigns.Add(candidate);
}
else
{
badDesigns.Add(candidate);
}
i++;
}
// add more designs to population if there aren't enough good ones
if (topDesigns.Count < number)
{
int howManyMore = number - topDesigns.Count;
topDesigns.AddRange(badDesigns.Take(howManyMore));
// resort list in case of newly added Designs
topDesigns.Sort(CompareDesigns);
}
return topDesigns;
}
public ActionResult DeleteConfirmed(int id)
{
DesignVM designVM = db.DesignVMs.Find(id);
db.DesignVMs.Remove(designVM);
db.SaveChanges();
return(RedirectToAction("Index"));
}
private static double GetDiffSize(DesignVM d, double rate)
{
// find size of design space
double size = SizeDesignSpace(d);
// top performers must differ from each other by x% of the design space in each variable
double allowablesize = size * rate;
double diffpercent = 0.3;
return diffpercent * allowablesize;
}
public static double SizeDesignSpace(DesignVM d)
{
double size = 0;
foreach (DesignVar var in d.Design.DesignVariables)
{
size += Math.Pow(var.Max - var.Min, 2);
}
size = Math.Sqrt(size);
return size;
}
public List <DesignVM> GenerateAndSelectTop(int number, int popsize, double rate)
{
// get new generation
DesignVM myFirstDesign = this.myDesignToolVM.InitialDesign;
int rowIndex = this.DesignGrid.RowDefinitions.Count - 1;
List <Design> seeds = new List <Design>();
if (rowIndex >= 0)
{
seeds = this.GetSeeds(rowIndex);
}
List <Design> Designs = EvolutionaryUtilities.NewGeneration(myFirstDesign.Design, seeds, EvolutionaryUtilities.NormalGenerator, popsize, rate);//, null);
List <DesignVM> generatedDesigns = new List <DesignVM>();
// Run designs through grasshopper solution
foreach (Design design in Designs)
{
for (int i = 0; i < Component.Params.Input[2].Sources.Count; i++)
{
GH_NumberSlider slider = Component.Params.Input[2].Sources[i] as GH_NumberSlider;
if (slider != null)
{
slider.SetSliderValue((decimal)design.DesignVariables[i].Value);
}
}
Grasshopper.Instances.ActiveCanvas.Document.NewSolution(true);
List <Rhino.Geometry.Line> lines = Component.DesignLines; // write csv here??
List <Rhino.Geometry.Curve> curves = Component.DesignCurves;
List <Rhino.Geometry.Mesh> meshes = Component.DesignMeshes;
List <Rhino.Geometry.Brep> breps = Component.DesignBreps;
double normscore = Component.Score / this.myDesignToolVM.getinitscore();
DesignVM genDesign = new DesignVM(lines, curves, meshes, breps, false, true, normscore, design.DesignClone());
this.myDesignToolVM.ExplorationRec.AppendLine(csvWriter.writeDesign(genDesign));
generatedDesigns.Add(genDesign);
}
// sort and identify top performers
List <DesignVM> best = EvolutionaryUtilities.FindTopDesignsVM(generatedDesigns, number, rate);
// Change main viewport design to top best design
DesignVM topbest = best[0];
for (int i = 0; i < Component.Params.Input[2].Sources.Count; i++)
{
GH_NumberSlider slider = Component.Params.Input[2].Sources[i] as GH_NumberSlider;
if (slider != null)
{
slider.SetSliderValue((decimal)topbest.Design.DesignVariables[i].Value);
}
}
Grasshopper.Instances.ActiveCanvas.Document.NewSolution(true);
// number = number of designs to select
return(best);
}
public ActionResult Edit([Bind(Include = "DVMid,DId,DesignAreaId,DesignSizeId")] DesignVM designVM)
{
if (ModelState.IsValid)
{
db.Entry(designVM).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
ViewBag.DesignAreaId = new SelectList(db.DesignAreas, "DesignAreaId", "AreaName", designVM.DesignAreaId);
ViewBag.DId = new SelectList(db.Designs, "DesignId", "DesignName", designVM.DId);
ViewBag.DesignSizeId = new SelectList(db.DesignSizes, "DsizeId", "SizeName", designVM.DesignSizeId);
return(View(designVM));
}
public static string writeDesign(DesignVM design)
{
string delimiter = ",";
string line = "";
List <DesignVar> vars = design.Design.DesignVariables;
foreach (DesignVar var in vars)
{
line += var.Value.ToString() + delimiter;
}
line += design.Score.ToString();
return(line);
}
private static double GetDistance(DesignVM d1, DesignVM d2)
{
double dist = 0;
for (int i = 0; i < d1.Design.DesignVariables.Count; i++)
{
double var1 = d1.Design.DesignVariables[i].Value;
double var2 = d2.Design.DesignVariables[i].Value;
double sq = Math.Pow((var1 - var2), 2);
dist += sq;
}
dist = Math.Sqrt(dist);
return dist;
}
// GET: DesignVMs/Details/5
public ActionResult Details(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
DesignVM designVM = db.DesignVMs.Find(id);
if (designVM == null)
{
return(HttpNotFound());
}
return(View(designVM));
}
public static bool IsDiverse(List<DesignVM> existing, DesignVM candidate, double rate)
{
double diff = GetDiffSize(candidate,rate);
foreach (DesignVM s in existing)
{
double dist = GetDistance(s, candidate);
if (dist < diff)
{
return false;
}
}
return true;
}
public DesignControl(DesignVM dvm, double Height, double Width, bool Clickable, IGH_Component comp)// DesignToolVM designtoolvm)//, bool Analyzed)
{
//dvm.Position = designtoolvm.Position;
//dvm.LookDir = designtoolvm.LookDir;
this.Component = (InterOptComponent)comp;
this.myViewModel = dvm;
//this.myViewModel.Position = designtoolvm.Position;
//this.myViewModel.LookDir = designtoolvm.LookDir;
this.DataContext = this.myViewModel;
//this.DataContext = dvm;
this.myViewModel.IsClickable = Clickable;
InitializeComponent();
ControlGrid.Height = Height;
ControlGrid.Width = Width;
this.ScoreText.Text = String.Format("{0:0.00}", dvm.Score);//dvm.Score.ToString();
}
// GET: DesignVMs/Edit/5
public ActionResult Edit(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
DesignVM designVM = db.DesignVMs.Find(id);
if (designVM == null)
{
return(HttpNotFound());
}
ViewBag.DesignAreaId = new SelectList(db.DesignAreas, "DesignAreaId", "AreaName", designVM.DesignAreaId);
ViewBag.DId = new SelectList(db.Designs, "DesignId", "DesignName", designVM.DId);
ViewBag.DesignSizeId = new SelectList(db.DesignSizes, "DsizeId", "SizeName", designVM.DesignSizeId);
return(View(designVM));
}
public void NewRow()
{
if (this.autoGenerateCheck.IsChecked == true)
{
myDesignToolVM.Generations.Add(MultiGenerateAndSelectTop(NCOL, (int)this.Pop.Value, this.Mut.Value));
}
else
{
myDesignToolVM.Generations.Add(GenerateAndSelectTop(NCOL, (int)this.Pop.Value, this.Mut.Value));
}
RowDefinition row = new RowDefinition()
{
Height = new GridLength(RowHeight)
};
this.DesignGrid.RowDefinitions.Add(row);
int rowIndex = this.DesignGrid.RowDefinitions.Count - 1;
List <DesignVM> currentgen = myDesignToolVM.Generations[rowIndex];
//List<DesignVM> best = myDesignToolVM.Generations
// add row number
TextBlock GenerationNumber = new TextBlock();
GenerationNumber.Text = rowIndex.ToString();
GenerationNumber.Style = (Style)(this.Resources["RowLabel"]);
GenerationNumber.Padding = new Thickness(0, 0, 0, 10);
// add gen size and mutation rate
TextBlock GenSize = new TextBlock();
GenSize.HorizontalAlignment = System.Windows.HorizontalAlignment.Center;
GenSize.Text = "n: " + this.Pop.Value.ToString();
TextBlock MutRate = new TextBlock();
MutRate.HorizontalAlignment = System.Windows.HorizontalAlignment.Center;
MutRate.Text = "r: " + this.Mut.Value.ToString("0.00");
StackPanel InfoStack = new StackPanel();
InfoStack.Width = RowHeight;
InfoStack.Children.Add(GenerationNumber);
InfoStack.Children.Add(GenSize);
InfoStack.Children.Add(MutRate);
InfoStack.VerticalAlignment = System.Windows.VerticalAlignment.Center;
InfoStack.HorizontalAlignment = System.Windows.HorizontalAlignment.Center;
this.DesignGrid.Children.Add(InfoStack);
Grid.SetColumn(InfoStack, 0);
Grid.SetRow(InfoStack, rowIndex);
// create fittest members
for (int i = 0; i < NCOL; i++)
{
// create new design control for structure
Console.WriteLine(i);
DesignVM dvm = currentgen[i];
DesignControl d = new DesignControl(dvm, RowHeight, RowHeight, true, this.Component);// this.DesignToolVM);
//d.Margin = new Thickness(3);
this.DesignGrid.Children.Add(d);
Grid.SetColumn(d, i + 1);
Grid.SetRow(d, rowIndex);
}
//add "go back" button
TextBlock GoBack = new TextBlock();
GoBack.Text = "<";
GoBack.Width = RowHeight;
GoBack.Style = (Style)(this.Resources["RowLabel"]);
GoBack.MouseLeftButtonDown += GoBack_Click;
GoBack.MouseEnter += GoBack_Hover;
GoBack.MouseLeave += GoBack_Leave;
this.DesignGrid.Children.Add(GoBack);
Grid.SetColumn(GoBack, NCOL + 2);
Grid.SetRow(GoBack, rowIndex);
myScroll.UpdateLayout();
myScroll.ScrollToVerticalOffset(RowHeight);
}
public static int CompareDesigns(DesignVM d1, DesignVM d2)
{
return d1.Score.CompareTo(d2.Score);
}
private static bool CheckDiversity(DesignVM s, List<DesignVM> list, double rate)
{
return IsDiverse(list, s, rate);
}
