Class EvolutionEngine

src/simulation/evolution.rs:17–28

/// Manages the graveyard and organism spawning/evolution.
#[derive(Debug, Clone)]
pub struct EvolutionEngine {
    /// Graveyard of deceased organisms for breeding selection.
    /// Maintained sorted by fitness (highest first).
    graveyard: Vec<Organism>,
    /// Maximum size of the graveyard.
    max_graveyard_size: usize,
    /// Elite pool - top scoring organisms preserved across all time.
    /// These are the best organisms ever seen and are kept for breeding.
    elite_pool: Vec<Organism>,
    /// Maximum size of the elite pool.
    max_elite_pool_size: usize,
}

/// Source of organisms for breeding.
#[derive(Debug, Clone, Copy)]