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//! Populates the world with an initial collection of cells and entities use universe::Universe2DConf; use cell::{Cell, CellState}; use entity::{Entity, EntityState, MutEntityState}; pub trait Generator< C: CellState, E: EntityState<C>, M: MutEntityState, > { fn gen(&mut self, conf: &Universe2DConf) -> (Vec<Cell<C>>, Vec<Vec<Entity<C, E, M>>>); }