Heightmap Type (Data Type)

A String that picks a heightmap, which the game uses to find the highest Y level at a position in a world.

Values

Value	Description
world_surface	The Y level of the highest block that isn't air.
world_surface_wg	The Y level of the highest block that isn't air, only used during world generation.
ocean_floor	The Y level of the highest block with collision, except carpets.
ocean_floor_wg	The Y level of the highest block with collision, except carpets, only used during world generation.
motion_blocking	The Y level of the highest block that has collision or contains a fluid, such as water, lava or a waterlogged block.
motion_blocking_no_leaves	The Y level of the highest block that has collision or contains a fluid, except leaves.