package aoiGrid import "maps" type ( Objects map[int64]*Object ) func (p Objects) Get(objectID int64) *Object { object := p[objectID] return object } func (p Objects) Contains(objectID int64) bool { _, found := p[objectID] return found } func (p Objects) Add(object *Object) { p[object.ObjectID] = object } func (p Objects) Adds(objects Objects) { maps.Copy(p, objects) } func (p Objects) Remove(objectID int64) { delete(p, objectID) } func (p Objects) IsEmpty() bool { return len(p) < 1 } func (p Objects) Size() int { return len(p) }