src/bin/generate-lava-map.rs


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use steam_powered_wyrm::constants::*;
use steam_powered_wyrm::game::map::Map;
use steam_powered_wyrm::geometry::*;

fn main() {
    let mut lava_map = [Map::default(); MAX_ROUNDS as usize + 1];
    let center = Point2d::new(MAP_SIZE as i8 / 2, MAP_SIZE as i8 / 2);
    let center_f64 = Point2d::new(center.x as f64, center.y as f64);

    for (round, ref mut map) in lava_map.iter_mut().enumerate() {
        let lava_progress = ((round as f64 - LAVA_ROUND_START as f64)
            / (LAVA_ROUND_END - LAVA_ROUND_START) as f64)
            .min(1.)
            .max(0.);
        let safe_radius = (MAP_SIZE / 2) as f64 * (1. - lava_progress) + 1.;
        let safe_radius_squared = safe_radius * safe_radius;

        for (y, row) in MAP_ROW_SIZE.iter().enumerate() {
            for x in row.x_offset..MAP_SIZE - row.x_offset {
                let p_f64 = Point2d::new(x as f64, y as f64);
                let p = Point2d::new(x as i8, y as i8);

                let is_lava = (p_f64 - center_f64).magnitude_squared() > safe_radius_squared;
                if is_lava {
                    map.set(p);
                } else {
                    map.clear(p);
                }
            }
        }
    }

    println!("pub const LAVA_MAP: [Map; MAX_ROUNDS as usize + 1] = [");
    for round in lava_map.iter() {
        print!("Map {{ cells: [");
        for num in round.cells.iter() {
            print!("{:#X}, ", num);
        }
        println!("] }},");
    }
    println!("];");
}