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Working immovable physics

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JP Stringham
2026-02-12 17:21:13 -05:00
parent 32a0202888
commit 16f3c9ce29
1 changed files with 30 additions and 9 deletions
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39
src/physics.rs
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@@ -84,17 +84,38 @@ fn resolve_aabb_collisions(mut query: Query<(&mut PhysicsBody2D, &AABBCollider)>
let dy = b.pos.y - other_b.pos.y;
if other_b.immovable {
let new_x = match dx {
..0 => other_b.pos.x - (c.width / 2 + other_c.width / 2) as i64,
0 => b.pos.x,
1.. => other_b.pos.x + (c.width / 2 + other_c.width / 2) as i64,
};
let new_y = match dy {
..0 => other_b.pos.y - (c.height / 2 + other_c.height / 2) as i64,
0 => b.pos.y,
1.. => other_b.pos.y + (c.height / 2 + other_c.height / 2) as i64,
// move backwards along dx/dy until we're out
let (new_x, new_y) = match dx.abs() > dy.abs() {
true => {
let dist = (c.width + other_c.width) as i64 / 2;
match dx > 0 {
true => (other_b.pos.x + dist, b.pos.y),
false => (other_b.pos.x - dist, b.pos.y),
}
}
false => {
let dist = (c.height + other_c.height) as i64 / 2;
match dy > 0 {
true => (b.pos.x, other_b.pos.y + dist),
false => (b.pos.x, other_b.pos.y - dist),
}
}
};
// let new_x = match dx {
// ..0 => other_b.pos.x - (c.width / 2 + other_c.width / 2) as i64,
// 0 => b.pos.x,
// 1.. => other_b.pos.x + (c.width / 2 + other_c.width / 2) as i64,
// };
// let new_y = match dy {
// ..0 => other_b.pos.y - (c.height / 2 + other_c.height / 2) as i64,
// 0 => b.pos.y,
// 1.. => other_b.pos.y + (c.height / 2 + other_c.height / 2) as i64,
// };
let updated_b = PhysicsBody2D {
pos: I64Vec2 { x: new_x, y: new_y },
vel: b.vel,