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fix 'copy' rule cells not copying the correct cell on rotated or flipped rule variants

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This commit is contained in:
Crispy 2024-05-04 12:49:50 +02:00
parent c345d671dd
commit 07cbd88618
2 changed files with 35 additions and 15 deletions
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29
petri/src/lib.rs
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@ -60,7 +60,7 @@ pub enum RuleCellTo {
/// randomly choose from the group
GroupRandom(usize),
/// copy the cell from the corresponding input position
Copy(usize),
Copy(usize, usize),
}
impl SubRule {
@ -197,7 +197,10 @@ impl Rule {
let mut new = b.clone();
for y in 0..new.height {
for x in 0..new.width {
let old = b.get(new.width - x - 1, y);
let mut old = b.get(new.width - x - 1, y);
if let (_, RuleCellTo::Copy(cx, _cy)) = &mut old {
*cx = new.width - *cx - 1;
}
new.set_both(x, y, old);
}
}
@ -209,7 +212,10 @@ impl Rule {
let mut new = b.clone();
for y in 0..new.height {
for x in 0..new.width {
let old = b.get(x, new.height - y - 1);
let mut old = b.get(x, new.height - y - 1);
if let (_, RuleCellTo::Copy(_cx, cy)) = &mut old {
*cy = new.height - *cy - 1;
}
new.set_both(x, y, old);
}
}
@ -222,7 +228,11 @@ impl Rule {
let mut new = b.clone();
for y in 0..new.height {
for x in 0..new.width {
let old = b.get(new.width - x - 1, new.height - y - 1);
let mut old = b.get(new.width - x - 1, new.height - y - 1);
if let (_, RuleCellTo::Copy(cx, cy)) = &mut old {
*cx = new.width - *cx - 1;
*cy = new.height - *cy - 1;
}
new.set_both(x, y, old);
}
}
@ -235,7 +245,10 @@ impl Rule {
new.width = b.height;
for y in 0..new.height {
for x in 0..new.width {
let old = b.get(y, x);
let mut old = b.get(y, x);
if let (_, RuleCellTo::Copy(cx, cy)) = &mut old {
(*cx, *cy) = (*cy, *cx);
}
new.set_both(x, y, old);
}
}
@ -280,6 +293,7 @@ impl Dish {
let mut default_rules = vec![
Rule {
enabled: true,
name: "fall".into(),
base: SubRule {
width: 1,
height: 2,
@ -292,6 +306,7 @@ impl Dish {
},
Rule {
enabled: true,
name: "slide".into(),
base: SubRule {
width: 2,
height: 2,
@ -384,8 +399,8 @@ impl Dish {
self.set_cell(px, py, cell);
}
}
RuleCellTo::Copy(index) => {
let cell = old_state[index];
RuleCellTo::Copy(x, y) => {
let cell = old_state[x + y * variant.width];
if let Some(cell) = cell {
// if the copy source is outside the world, do nothing
self.set_cell(px, py, cell);