public void ConnectedLoop()
{
// Arrange
var polylines = new List <PolyLine2d>();
polylines.Add(new PolyLine2d(new Vector2d[] {
new Vector2d(0, 0),
new Vector2d(1, 0),
new Vector2d(1, 1),
}));
polylines.Add(new PolyLine2d(new Vector2d[] {
new Vector2d(0, 0),
new Vector2d(0, 1),
new Vector2d(1, 1),
}));
// Act
var result = PolyLineCombiner.CombineConnectedPolyLines(polylines, 1e-6);
// Assert
Assert.AreEqual(1, result.Count);
Assert.AreEqual(5, result[0].VertexCount);
Assert.AreEqual(4, result[0].ArcLength, delta);
}
public void Mixed()
{
// Arrange
var polylines = new List <PolyLine2d>();
polylines.Add(new PolyLine2d(new Vector2d[] {
new Vector2d(1, 0),
new Vector2d(1, 1),
}));
polylines.Add(new PolyLine2d(new Vector2d[] {
new Vector2d(1, 0),
new Vector2d(1, -1),
}));
polylines.Add(new PolyLine2d(new Vector2d[] {
new Vector2d(3, 0),
new Vector2d(3, 1),
}));
polylines.Add(new PolyLine2d(new Vector2d[] {
new Vector2d(4, 0),
new Vector2d(4, -1),
}));
// Act
var result = PolyLineCombiner.CombineConnectedPolyLines(polylines, 1e-6);
// Assert
Assert.AreEqual(3, result.Count);
}
public void ContainsThreeWayJunction_DoesNotCombine()
{
// Arrange
var polylines = new List <PolyLine2d>();
polylines.Add(new PolyLine2d(new Vector2d[] {
new Vector2d(1, 0),
new Vector2d(1, 1),
}));
polylines.Add(new PolyLine2d(new Vector2d[] {
new Vector2d(1, 0),
new Vector2d(1, -1),
}));
polylines.Add(new PolyLine2d(new Vector2d[] {
new Vector2d(0, 0),
new Vector2d(1, 0),
}));
// Act
var result = PolyLineCombiner.CombineConnectedPolyLines(polylines, 1e-6);
// Assert
Assert.AreEqual(3, result.Count);
}
