Class that has everything pertaining to a world. Class that has everything pertaining to a world. A physics space, a visual scenario and a sound space. Node3D nodes register their resources into the current world. $DOCS_URL/tutorials/physics/ray-casting.html Direct access to the world's physics 3D space state. Used for querying current and potential collisions. The World3D's [Environment]. The World3D's fallback environment will be used if [member environment] fails or is missing. The [RID] of this world's navigation map. Used by the [NavigationServer3D]. The World3D's visual scenario. The World3D's physics space.