public void Intersect()
{
var segment = new WireSegment(new Point(0, 0), new Point(5, 0));
var segment2 = new WireSegment(new Point(3, -2), new Point(3, 5));
var i = segment.Intersect(segment2, out var intr);
Assert.IsTrue(i, "Interescted");
Assert.AreEqual(new Point(3, 0), intr, "Interesction Point");
}
public void IntersectOverlappedVert()
{
var segment = new WireSegment(new Point(0, 0), new Point(0, 5));
var segment2 = new WireSegment(new Point(0, 3), new Point(0, 7));
var i = segment.Intersect(segment2, out var intr);
Assert.IsTrue(i, "Interescted");
Assert.AreEqual(new Point(0, 3), intr, "Interesction Point");
i = segment2.Intersect(segment, out intr);
Assert.IsTrue(i, "Interescted 2");
Assert.AreEqual(new Point(0, 3), intr, "Interesction Point 2");
}
public bool Intersect(WireSegment other, out Point intersection)
{
if (Vertical)
{
if (!other.Vertical) //Other Horizontal
{
var potInt = new Point(min.X, other.min.Y);
if (potInt == default)
{
intersection = default;
return(false);
}
if (ContainsPoint(potInt) && other.ContainsPoint(potInt))
{
intersection = potInt;
return(true);
}
else
{
intersection = default;
return(false);
}
}
else //Both
{
if (min.X != other.min.X)
{
intersection = default;
return(false);
}
else
{
var overlap = GetOverlap(other);
if (overlap.min.ManhattanMagnitude() < overlap.max.ManhattanMagnitude())
{
intersection = overlap.min == default ? overlap.max : overlap.min;
}
else
{
intersection = overlap.max == default ? overlap.min : overlap.max;
}
if (intersection == default)
{
return(false);
}
return(true);
}
}
}
else
{
if (!other.Vertical) //Other Horizontal
{
if (min.Y != other.min.Y)
{
intersection = default;
return(false);
}
var overlap = GetOverlap(other);
if (overlap.min.ManhattanMagnitude() < overlap.max.ManhattanMagnitude())
{
intersection = overlap.min == default ? overlap.max : overlap.min;
}
else
{
intersection = overlap.max == default ? overlap.min : overlap.max;
}
if (intersection == default)
{
return(false);
}
return(true);
}
else
{
return(other.Intersect(this, out intersection));
}
}
}
