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create_entities: Remove from MainScene struct

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This commit is contained in:
Florian RICHER 2025-06-12 21:11:17 +02:00
parent 51a3f812fe
commit 5d4048d9a7
Signed by: florian.richer
GPG key ID: C73D37CBED7BFC77
1 changed files with 49 additions and 52 deletions
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101
src/game/scenes/main_scene.rs
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@ -138,7 +138,7 @@ impl AsScene for MainScene {
.chain(),
);
world.insert_resource(Timer::new());
Self::create_entities(world, 100, 10.0, 10.0);
create_entities(world, 100, 10.0, 10.0);
self.state = Some(MainSceneState {
square,
@ -370,67 +370,64 @@ impl AsScene for MainScene {
}
}
impl MainScene {
// Function to create entities in the ECS world
fn create_entities(
world: &mut World,
num_instances: u32,
instance_size: f32,
instance_spacing: f32,
) {
let num_instances_per_row = (num_instances as f32 / instance_spacing).ceil() as u32;
fn create_entities(
world: &mut World,
num_instances: u32,
instance_size: f32,
instance_spacing: f32,
) {
let num_instances_per_row = (num_instances as f32 / instance_spacing).ceil() as u32;
let square_instances = (0..num_instances)
.map(|i| {
let x_index = i % num_instances_per_row;
let z_index = i / num_instances_per_row;
let square_instances = (0..num_instances)
.map(|i| {
let x_index = i % num_instances_per_row;
let z_index = i / num_instances_per_row;
let transform = Transform::new(
Vec3::new(
x_index as f32 * (instance_spacing + instance_size),
0.0,
z_index as f32 * (instance_spacing + instance_size),
),
Quat::from_euler(EulerRot::XYZ, 0.0, rand::random_range(0.0..=360.0), 0.0),
Vec3::new(instance_size, instance_size, instance_size),
);
let transform = Transform::new(
Vec3::new(
x_index as f32 * (instance_spacing + instance_size),
0.0,
z_index as f32 * (instance_spacing + instance_size),
),
Quat::from_euler(EulerRot::XYZ, 0.0, rand::random_range(0.0..=360.0), 0.0),
Vec3::new(instance_size, instance_size, instance_size),
);
let velocity = Velocity::new(Vec3::ZERO, Vec3::new(0.0, x_index as f32, 0.0));
let velocity = Velocity::new(Vec3::ZERO, Vec3::new(0.0, x_index as f32, 0.0));
(Square, transform, velocity)
})
.collect::<Vec<_>>();
(Square, transform, velocity)
})
.collect::<Vec<_>>();
world.spawn_batch(square_instances);
world.spawn_batch(square_instances);
let cube_instances = (0..num_instances)
.map(|i| {
let x_index = i % num_instances_per_row;
let z_index = i / num_instances_per_row;
let cube_instances = (0..num_instances)
.map(|i| {
let x_index = i % num_instances_per_row;
let z_index = i / num_instances_per_row;
let transform = Transform::new(
Vec3::new(
x_index as f32 * (instance_spacing + instance_size),
0.0,
z_index as f32 * (instance_spacing + instance_size) * -1.0
- instance_spacing * 2.0,
),
Quat::from_euler(EulerRot::XYZ, 0.0, rand::random_range(0.0..=360.0), 0.0),
Vec3::new(
instance_size * 0.5,
instance_size * 0.5,
instance_size * 0.5,
),
);
let transform = Transform::new(
Vec3::new(
x_index as f32 * (instance_spacing + instance_size),
0.0,
z_index as f32 * (instance_spacing + instance_size) * -1.0
- instance_spacing * 2.0,
),
Quat::from_euler(EulerRot::XYZ, 0.0, rand::random_range(0.0..=360.0), 0.0),
Vec3::new(
instance_size * 0.5,
instance_size * 0.5,
instance_size * 0.5,
),
);
let velocity = Velocity::new(Vec3::ZERO, Vec3::new(0.0, x_index as f32, 0.0));
let velocity = Velocity::new(Vec3::ZERO, Vec3::new(0.0, x_index as f32, 0.0));
(Cube, transform, velocity)
})
.collect::<Vec<_>>();
(Cube, transform, velocity)
})
.collect::<Vec<_>>();
world.spawn_batch(cube_instances);
}
world.spawn_batch(cube_instances);
}
fn update_velocity_system(mut query: Query<(&mut Transform, &Velocity)>, time: Res<Timer>) {