private void fullList_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
try
{
this.SelectedMatrix = ((VisualSignMatrix)fullList.SelectedItem).signmatrix;
List <VisualNgon> ngons = new List <VisualNgon>();
List <Canvas> ngonsvizs = new List <Canvas>();
if (SelectedMatrix != null)
{
foreach (var rawngon in SelectedMatrix.Ngons)
{
VisualNgon ngon = new VisualNgon(rawngon);
ngons.Add(ngon);
double width = 300, height = 200;
Canvas box = new Canvas()
{
Height = height, Width = width
};
ngon.draw(box, width, height);
ngonsvizs.Add(box);
}
}
panel_ngons.ItemsSource = ngonsvizs;
}
catch (Exception ex)
{
}
}
public void SignMatrixEqualsTest()
{
Ngon ngon = Program.generateRandomNgon(6);
SignMatrix a = new SignMatrix(new PluckerMatrix(ngon));
SignMatrix b = new SignMatrix(new PluckerMatrix(ngon));
Assert.IsTrue(a.Equals(b));
}
public VisualSignMatrix(SignMatrix signmatrix)
{
this.signmatrix = signmatrix;
labels = new Label[signmatrix.dimensions, signmatrix.dimensions];
InitializeComponent();
displaySigns();
colorSigns();
if (signmatrix.Ngons.Any(n => n.Type == MathProject.Entities.NgonType.Convex))
{
this.isConvex = true;
this.Background = Brushes.LightGreen;
}
else
{
this.isConvex = false;
this.Background = Brushes.LightCoral;
}
}
public void isConvexXorTest()
{
long sampleSize = 1000000;
for (int i = 0; i < sampleSize; i++)
{
var ngon = Program.generateRandomNgon(5);
PluckerMatrix plucker = new PluckerMatrix(ngon);
SignMatrix signMatrix = new SignMatrix(plucker);
ngon.PluckerSignMatrix = signMatrix;
bool xorOutput = ngon.isConvexXor();
bool result = ngon.Type == NgonType.Convex;
if (result != xorOutput)
{
ngon = null;
}
Assert.AreEqual(xorOutput, result);
}
}
private static void addNgonToDatabase(int n, int sampleSize = 1)
{
NgonDatabase database = new NgonDatabase(n);
List <Ngon> ngons = new List <Ngon>();
for (int i = 0; i < sampleSize; i++)
{
Ngon ngon = Program.generateRandomNgon(n);
PluckerMatrix plucker = new PluckerMatrix(ngon);
SignMatrix signMatrix = new SignMatrix(plucker);
SignMatrix existing = null;
try { existing = database.PluckerSignMatricesStorage.FirstOrDefault(m => m.encodedColumnVectors == signMatrix.encodedColumnVectors); }
catch (Exception e) { }
if (existing == null)
{
database.Add(signMatrix);
existing = signMatrix;
}
ngon.PluckerSignMatrix = existing;
ngons.Add(ngon);
}
database.Add(ngons);
}
public void Add(SignMatrix pluckerMatrix)
{
this.PluckerSignMatricesStorage.Add(pluckerMatrix);
this.SaveChanges();
}
