Gravity constant moved into constants.rb, camera can now report what it is looking at, entity has knowledge of camera now, AABB tree search can now use either BoundingBox or Ray colliders

lib/managers/collision_manager.rb

@@ -19,17 +19,18 @@ class IMICFPS
         next unless node = @aabb_tree.objects[entity]
 
         unless entity.bounding_box == node.bounding_box
-          @aabb_tree.update(entity, entity.bounding_box)
+          puts "Updating #{entity.class}"
+          @aabb_tree.update(entity, entity.bounding_box.clone)
         end
       end
 
       check_broadphase
 
       @physics_manager.update
+    end
 
-      collisions.each do |ent, list|
-        # puts "#{ent.class} -> [#{list.map { |e| e.class }.join(', ')}] (#{Gosu.milliseconds})"
-      end
+    def search(collider)
+      @aabb_tree.search(collider)
     end
 
     def remove(entity)