public void SqueezeEvent(VoronoiArcNode node)
{
VoronoiEdgeNode leftEdge = VoronoiNode.GetLeftParentEdge(node);
VoronoiEdgeNode rightEdge = VoronoiNode.GetRightParentEdge(node);
VoronoiArcNode leftArc = VoronoiNode.GetLeftChildArc(leftEdge);
VoronoiArcNode rightArc = VoronoiNode.GetRightChildArc(rightEdge);
if (leftArc == null || rightArc == null || leftArc.mFocus == rightArc.mFocus)
{
return;
}
Vector2 intersection = GetIntersection(leftEdge, rightEdge);
if (intersection.Equals(new Vector2(-10000, -10000)))
{
return;
}
float circleX = leftArc.mFocus.x - intersection.x;
float circleY = leftArc.mFocus.y - intersection.y;
float radius = Mathf.Sqrt((circleX * circleX) + (circleY * circleY));
if (intersection.y - radius >= sweepY)
{
return;
}
SqueezeEvent squeezeEvent = new SqueezeEvent(intersection, node);
node.squeezeEvent = squeezeEvent;
eventQueue.Add(squeezeEvent);
}
public void CallSqueeze(int coefficient) => SqueezeEvent?.Invoke(coefficient);
public void RemoveArc(SqueezeEvent vEvent)
{
VoronoiArcNode removeNode = vEvent.mArcToRemove;
VoronoiEdgeNode leftEdge = VoronoiNode.GetLeftParentEdge(removeNode);
VoronoiEdgeNode rightEdge = VoronoiNode.GetRightParentEdge(removeNode);
VoronoiArcNode leftArc = VoronoiNode.GetLeftChildArc(leftEdge);
VoronoiArcNode rightArc = VoronoiNode.GetRightChildArc(rightEdge);
if (leftArc.squeezeEvent != null)
{
removed.Add(leftArc.squeezeEvent);
leftArc.squeezeEvent = null;
}
if (rightArc.squeezeEvent != null)
{
removed.Add(rightArc.squeezeEvent);
rightArc.squeezeEvent = null;
}
Vector2 point = new Vector2(vEvent.mIntersectionPoint.x, GetYCoord(removeNode.mFocus, vEvent.mIntersectionPoint.x));
leftEdge.mEndVertex = point;
rightEdge.mEndVertex = point;
VoronoiNode h;
VoronoiNode tempNode = removeNode;
while (tempNode != root)
{
tempNode = tempNode.mParent;
if (tempNode == leftEdge)
{
h = leftEdge;
}
if (tempNode == rightEdge)
{
h = rightEdge;
}
}
h = new VoronoiEdgeNode(point, new Vector2(), leftArc.mFocus, rightArc.mFocus); //*******
//edges.Add((VoronoiEdgeNode)h);
VoronoiNode removeNodeGrandparent = removeNode.mParent.mParent;
if (removeNode.mParent.mLeft == removeNode)
{
if (removeNodeGrandparent.mLeft == removeNode.mParent)
{
removeNodeGrandparent.mLeft = removeNode.mParent.mRight;
removeNode.mParent.mRight.mParent = removeNodeGrandparent;
}
if (removeNodeGrandparent.mRight == removeNode.mParent)
{
removeNodeGrandparent.mRight = removeNode.mParent.mRight;
removeNode.mParent.mRight.mParent = removeNodeGrandparent;
}
}
else
{
if (removeNodeGrandparent.mLeft == removeNode.mParent)
{
removeNodeGrandparent.mLeft = removeNode.mParent.mLeft;
removeNode.mParent.mLeft.mParent = removeNodeGrandparent;
}
if (removeNodeGrandparent.mRight == removeNode.mParent)
{
removeNodeGrandparent.mRight = removeNode.mParent.mLeft;
removeNode.mParent.mLeft.mParent = removeNodeGrandparent;
}
}
SqueezeEvent(leftArc);
SqueezeEvent(rightArc);
}
