Hatmos/snake-game
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correction du bug de changement de direction qui permettait de faire un 180 degre en un deplacement, ce qui est interdit (cela provoquerai une mort instantanee)

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This commit is contained in:
hatmos
2025-10-17 00:24:17 +02:00
parent 62e6fa11c3
commit 97479a4f24
2 changed files with 7 additions and 4 deletions
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5
src/main.rs
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@@ -10,7 +10,7 @@ pub mod resources;
pub mod sound;
pub mod visuals;
use crate::components::{Direction, GridPosition, Head};
use crate::components::{Direction, GridPosition, Head, PreviousPosition};
use crate::food_gen::food_spawn;
use crate::movement::{change_direction, move_head};
@@ -43,7 +43,8 @@ fn setup(mut commands: Commands, asset_server: Res<AssetServer>) {
// on charge la tete du serpent a la position voulu
commands.spawn((
Head,
GridPosition::new(10, 10),
GridPosition::new(0, 0),
PreviousPosition::new(0, 0),
Direction::new(Direction::Up),
Sprite::from_image(asset_server.load("head.png")),
Transform::from_xyz(0.0, 0.0, 1.0),

6
src/movement.rs
View File

@@ -40,11 +40,13 @@ pub fn change_direction(
pub fn move_head(
time: Res<Time>,
mut timer: ResMut<MoveTimer>,
mut query_head: Query<(&mut GridPosition, &Direction), With<Head>>,
mut query_head: Query<(&mut GridPosition, &mut PreviousPosition, &Direction), With<Head>>,
) {
// si le timer atteint zero, la tete avance de 20 (la taille d'une case) dans la direction actuelle de la tete
if timer.0.tick(time.delta()).just_finished() {
for (mut position, direction) in &mut query_head {
for (mut position, mut previous_position, direction) in &mut query_head {
previous_position.x = position.x;
previous_position.y = position.y;
match direction {
Direction::Up => position.y += 20,
Direction::Down => position.y -= 20,