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also generate some with neumann neighborhoods

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Vinzenz Schroeter 2024-05-19 22:16:55 +02:00
parent 8f035c8ffd
commit 065bcddadd
1 changed files with 30 additions and 12 deletions
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42
src/rules.rs
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@ -37,13 +37,14 @@ pub fn count_true_neighbor(neighbor_state: bool, kernel_value: bool) -> i32
impl Rules<bool, bool, 3> {
#[must_use]
pub fn random_bb3() -> Self {
match rand::thread_rng().gen_range(0..=5) {
match rand::thread_rng().gen_range(0..=6) {
0 => Self::game_of_life(),
1 => Self::high_life(),
2 => Self::seeds(),
3 => Self::day_and_night(),
4 => Self::mazecetric(),
5 => Self::generate_bb3_moore(),
6 => Self::generate_bb3_neumann(),
_ => panic!(),
}
}
@ -122,13 +123,13 @@ impl Rules<bool, bool, 3> {
}
#[must_use]
fn generate_bb3_moore() -> Self {
pub fn generate_bb3_moore() -> Self {
let mut rng = thread_rng();
let birth = Self::generate_neighbor_counts(&mut rng);
let survive = Self::generate_neighbor_counts(&mut rng);
let birth = Self::generate_neighbor_counts(rng.gen_range(0..=8), &mut rng);
let survive = Self::generate_neighbor_counts(rng.gen_range(0..=8), &mut rng);
println_info(format!("generated: Birth {birth:?} Survival {survive:?}"));
println_info(format!("generated bb3 moore: Birth {birth:?} Survival {survive:?}"));
Self {
kernel: MOORE_NEIGHBORHOOD,
@ -140,22 +141,39 @@ impl Rules<bool, bool, 3> {
}
}
fn generate_neighbor_counts(rng: &mut ThreadRng) -> Vec<i32> {
let count_birth = rng.gen_range(0..=8);
#[must_use]
pub fn generate_bb3_neumann() -> Rules<bool, bool, 3> {
let mut rng = thread_rng();
let mut birth = vec!();
for _ in 0..count_birth {
let birth = Self::generate_neighbor_counts(rng.gen_range(0..=4), &mut rng);
let survive = Self::generate_neighbor_counts(rng.gen_range(0..=4), &mut rng);
println_info(format!("generated bb3 neumann: Birth {birth:?} Survival {survive:?}"));
Self {
kernel: NEUMANN_NEIGHBORHOOD,
count_neighbor: count_true_neighbor,
next_state: Box::new(move |old_state, neighbors| {
old_state && survive.contains(&neighbors)
|| !old_state && birth.contains(&neighbors)
}),
}
}
fn generate_neighbor_counts(count: u8, rng: &mut ThreadRng) -> Vec<i32> {
let mut result = vec!();
for _ in 0..count {
loop {
let candidate = rng.gen_range(0..=8);
if !birth.contains(&candidate) {
birth.push(candidate);
if !result.contains(&candidate) {
result.push(candidate);
break;
}
}
}
birth
result
}
}