The World's physics direct space state, used for making various queries. Might be used only during _physics_process.
The World's Environment.
The World's fallback_environment will be used if the World's Environment fails or is missing.
The World's visual scenario.
The World's physics space.
Class that has everything pertaining to a world.
A physics space, a visual scenario and a sound space. Spatial nodes register their resources into the current world.