public override Vector2 GetLeftOrRightMostPointFromOrigin(Vector2 origin, bool orientation)
{
if (convexHull == null || convexHull.hull.Count == 0)
{
return(Vector2.zero);
}
Vector2 axis = -origin.normalized;
int result = 0;
float bestProj = float.MaxValue;
// Maximize angle with axis (minimize dot product)
for (int i = 0; i < convexHull.hull.Count; ++i)
{
int side = ConvexHull2D.Orientation(origin, origin + axis, convexHull.hull[i]);
if ((orientation && side >= 0) || (!orientation && side < 0))
{
float proj = Vector2.Dot((convexHull.hull[i] - origin).normalized, axis);
if (proj < bestProj)
{
bestProj = proj;
result = i;
}
}
}
return(convexHull.hull[result]);
}
public void OnEnable()
{
convexHull = (ConvexHull2D)target;
}
