public bool PolygonCollision(PolygonColliderObject collider)
{
ToTransform();
collider.ToTransform();
PolygonT polygonA = polygonT;
PolygonT polygonB = collider.polygonT;
var posA = polygonA.GetPosition() - polygonA.GetOrigin();
var posB = polygonB.GetPosition() - polygonB.GetOrigin();
//Debug.DrawPolygon(polygonA);
//Debug.DrawPolygon(polygonB);
int edgeCountA = polygonA.GetEdges().Length;
int edgeCountB = polygonB.GetEdges().Length;
Vector2 edge;
for (int edgeIndex = 0; edgeIndex < edgeCountA + edgeCountB; edgeIndex++)
{
if (edgeIndex < edgeCountA)
{
edge = polygonA.GetEdges()[edgeIndex];
}
else
{
edge = polygonB.GetEdges()[edgeIndex - edgeCountA];
}
Vector2 axis = new Vector2(-edge.Y, edge.X);
axis = Vector2.Normalize(axis);
float minA = 0; float minB = 0; float maxA = 0; float maxB = 0;
ProjectPolygon(axis, polygonA, ref minA, ref maxA);
ProjectPolygon(axis, polygonB, ref minB, ref maxB);
if (IntervalDistance(minA, maxA, minB, maxB) > 0)
{
return(false);
}
}
OnCollide(collider);
collider.OnCollide(this);
return(true);
}
public void RemoveCollider(PolygonColliderObject collider, int layer)
{
int index = collidersLayered[layer].FindIndex(x => x == collider);
RemoveCollider(index, layer);
}
public int AddCollider(PolygonColliderObject collider, int layer)
{
collidersLayered[layer].Add(collider);
return(collidersLayered[layer].Count - 1);
}