Principis/tmi-practicum-2018-2019
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update:

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Arthur Bols
2019-05-21 20:50:35 +02:00
parent 168262ea7b
commit eb2e9172a9
3 changed files with 34 additions and 15 deletions
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17
TMI-practicum/SweepLineEffAlgorithm.cs
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@@ -117,12 +117,6 @@ namespace TMI_practicum
if (intersects == null) return;
foreach (var intersection in intersects)
{
// if (upper)
// {
// if (intersection.Y < circle.Y) continue;
// }
// else if (intersection.Y > circle.Y) continue;
if (intersections.Contains(intersection)) continue;
events.Add(new Event(Event.EventType.Intersection, intersection.X, circle, intersection.Y,
new[] {new C5.KeyValuePair<SegmentKey, Circle>(segment, circle), neighbour}));
@@ -197,7 +191,7 @@ namespace TMI_practicum
{
get
{
if (_lastX.Equals(_sweepline)) return _lastY;
if (_lastX == _sweepline) return _lastY;
_lastX = _sweepline;
_lastY = CalculateY(_circle, Type);
return _lastY;
@@ -218,10 +212,10 @@ namespace TMI_practicum
public int CompareTo(SegmentKey other)
{
if (_identifier.Equals(other._identifier)) return Type.CompareTo(other.Type);
if (!Y.Equals(other.Y)) return Y.CompareTo(other.Y);
if (_identifier == other._identifier) return Type.CompareTo(other.Type);
if (Y != other.Y) return Y.CompareTo(other.Y);
return Type.Equals(other.Type) ? _identifier.CompareTo(other._identifier) : Type.CompareTo(other.Type);
return Type == other.Type ? _identifier.CompareTo(other._identifier) : Type.CompareTo(other.Type);
}
public override bool Equals(object obj)
@@ -229,7 +223,7 @@ namespace TMI_practicum
if (obj == null || GetType() != obj.GetType()) return false;
SegmentKey r = (SegmentKey) obj;
return _identifier.Equals(r._identifier) && Type.Equals(r.Type);
return _identifier == r._identifier && Type == r.Type;
}
public override int GetHashCode()
@@ -246,6 +240,7 @@ namespace TMI_practicum
private static double CalculateY(Circle circle, SegmentKey.SegmentType type)
{
if (_sweepline > circle.X + circle.R || _sweepline < circle.X - circle.R) return circle.Y;
return type == SegmentKey.SegmentType.Upper
? Math.Round(Math.Sqrt(circle.R * circle.R - Math.Pow(_sweepline - circle.X, 2)) + circle.Y, 14)
: Math.Round(-Math.Sqrt(circle.R * circle.R - Math.Pow(_sweepline - circle.X, 2)) + circle.Y, 14);