Library of meshes. Library of meshes. Contains a list of [Mesh] resources, each with name and ID. Useful for GridMap or painting Terrain. Clear the library. Create a new item in the library, supplied an id. Return the list of items. Return the mesh of the item. Return the name of the item. Get an unused id for a new item. Remove the item. Set the mesh of the item. Set the name of the item.