Method Retrieve

quadtree.go:340–351

Retrieve returns all objects that could collide with the given bounding box and passing the given filter function.

(find AABB, filter func(aabb AABBer) bool)

// Retrieve returns all objects that could collide with the given bounding box and passing the given filter function.
func (qt *Quadtree) Retrieve(find AABB, filter func(aabb AABBer) bool) []AABBer {
	var foundIntersections []AABBer

	potentials := qt.root.Retrieve(find)
	for _, p := range potentials {
		if aabbOverlaps(find, p.AABB()) && (filter == nil || filter(p)) {
			foundIntersections = append(foundIntersections, p)
		}
	}

	return foundIntersections
}

//Clear removes all items from the quadtree
func (qt *Quadtree) Clear() {