public static HashSet <Vec2i> GeometricNeighbors_WithinRect(
Rect2i rect,
Vec2i point,
Directions_Ortho_2D directions
)
{
var neighbors = point.Geometric_Neighbors(directions);
neighbors.RemoveWhere(
x =>
rect.Contains(x) == false
);
return(neighbors);
}
public static HashSet <Vec2i> GeometricNeighbors_WithinRect(
Rect2i rect,
HashSet <Vec2i> points,
Directions_Ortho_2D directions
)
{
var neighbors = new HashSet <Vec2i>();
foreach (var point in points)
{
neighbors.UnionWith(GeometricNeighbors_WithinRect(rect, point, directions));
}
neighbors.ExceptWith(points);
return(neighbors);
}
public override bool Equals(object otherObject)
{
if (otherObject.GetType() != this.GetType())
{
return(false);
}
Rect2i other = (Rect2i)otherObject;
if (
this.min_coords == other.min_coords
&&
this.max_coords == other.max_coords
)
{
return(true);
}
return(false);
}
public bool Intersects(Rect2i otherRect)
{
return(ContainsAny(otherRect.Corners()));
}