dropping objects exist now

This commit is contained in:
Schrottkatze 2024-05-10 19:47:40 +02:00
parent 1176a8ec08
commit c73b3c7066
Signed by: schrottkatze
SSH key fingerprint: SHA256:hXb3t1vINBFCiDCmhRABHX5ocdbLiKyCdKI4HK2Rbbc
5 changed files with 234 additions and 18 deletions

95
Cargo.lock generated
View file

@ -742,12 +742,43 @@ dependencies = [
"thread_local", "thread_local",
] ]
[[package]]
name = "bevy_prng"
version = "0.6.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "08497116068623556e67e59b0204f5d9d8e7a2d4fd378f87c9c798f7af93f236"
dependencies = [
"bevy",
"rand_chacha",
"rand_core",
"rand_pcg",
"rand_xoshiro",
"serde",
"serde_derive",
"wyrand",
]
[[package]] [[package]]
name = "bevy_ptr" name = "bevy_ptr"
version = "0.13.2" version = "0.13.2"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8050e2869fe341db6874203b5a01ff12673807a2c7c80cb829f6c7bea6997268" checksum = "8050e2869fe341db6874203b5a01ff12673807a2c7c80cb829f6c7bea6997268"
[[package]]
name = "bevy_rand"
version = "0.6.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c98c3be37468a6008cf0bb392e3decff0fc062898570b0ea4543fa6e9355bf7a"
dependencies = [
"bevy",
"bevy_prng",
"getrandom",
"rand_chacha",
"rand_core",
"serde",
"serde_derive",
]
[[package]] [[package]]
name = "bevy_rapier2d" name = "bevy_rapier2d"
version = "0.26.0" version = "0.26.0"
@ -1064,8 +1095,9 @@ name = "bin-projekt-evader"
version = "0.1.0" version = "0.1.0"
dependencies = [ dependencies = [
"bevy", "bevy",
"bevy_rand",
"bevy_rapier2d", "bevy_rapier2d",
"noise", "rand",
"some_bevy_tools", "some_bevy_tools",
] ]
@ -2520,17 +2552,6 @@ dependencies = [
"libc", "libc",
] ]
[[package]]
name = "noise"
version = "0.9.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6da45c8333f2e152fc665d78a380be060eb84fad8ca4c9f7ac8ca29216cff0cc"
dependencies = [
"num-traits",
"rand",
"rand_xorshift",
]
[[package]] [[package]]
name = "nom" name = "nom"
version = "7.1.3" version = "7.1.3"
@ -2907,6 +2928,12 @@ dependencies = [
"unicode-xid", "unicode-xid",
] ]
[[package]]
name = "ppv-lite86"
version = "0.2.17"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
[[package]] [[package]]
name = "presser" name = "presser"
version = "0.3.1" version = "0.3.1"
@ -2958,22 +2985,50 @@ version = "0.8.5"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404" checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
dependencies = [ dependencies = [
"libc",
"rand_chacha",
"rand_core", "rand_core",
] ]
[[package]]
name = "rand_chacha"
version = "0.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
dependencies = [
"ppv-lite86",
"rand_core",
"serde",
]
[[package]] [[package]]
name = "rand_core" name = "rand_core"
version = "0.6.4" version = "0.6.4"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c" checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
dependencies = [
"getrandom",
"serde",
]
[[package]] [[package]]
name = "rand_xorshift" name = "rand_pcg"
version = "0.3.0" version = "0.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d25bf25ec5ae4a3f1b92f929810509a2f53d7dca2f50b794ff57e3face536c8f" checksum = "59cad018caf63deb318e5a4586d99a24424a364f40f1e5778c29aca23f4fc73e"
dependencies = [ dependencies = [
"rand_core", "rand_core",
"serde",
]
[[package]]
name = "rand_xoshiro"
version = "0.6.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6f97cdb2a36ed4183de61b2f824cc45c9f1037f28afe0a322e9fff4c108b5aaa"
dependencies = [
"rand_core",
"serde",
] ]
[[package]] [[package]]
@ -4197,6 +4252,16 @@ dependencies = [
"memchr", "memchr",
] ]
[[package]]
name = "wyrand"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7dadc56f0dc130aa22c0d2fe303ccee3a2ad429c87d257642e96017920c66ed0"
dependencies = [
"rand_core",
"serde",
]
[[package]] [[package]]
name = "x11-dl" name = "x11-dl"
version = "2.21.0" version = "2.21.0"

View file

@ -5,8 +5,9 @@ edition = "2021"
[dependencies] [dependencies]
bevy = {version = "0.13.2", features = ["dynamic_linking"]} bevy = {version = "0.13.2", features = ["dynamic_linking"]}
bevy_rand = { version = "0.6.0", features = ["wyrand"] }
bevy_rapier2d = "0.26.0" bevy_rapier2d = "0.26.0"
noise = "0.9.0" rand = "0.8.5"
some_bevy_tools = "0.2.4" some_bevy_tools = "0.2.4"
[profile.dev] [profile.dev]

139
src/drops.rs Normal file
View file

@ -0,0 +1,139 @@
use bevy::{
prelude::*,
sprite::{MaterialMesh2dBundle, Mesh2dHandle},
utils::HashSet,
};
use bevy_rand::prelude::*;
use bevy_rapier2d::prelude::*;
use rand::Rng;
use crate::{player::Player, scene::SceneObj, METER};
#[derive(Component)]
struct SpawnTimer(pub Timer);
#[derive(Component)]
struct DroppedCrate;
#[derive(Debug, Event)]
struct CrateDropEvent {
pos: f32,
}
pub fn spawner_plugin(app: &mut App) {
app.add_plugins(EntropyPlugin::<WyRand>::default())
.add_event::<CrateDropEvent>()
.add_event::<CrateCollision>()
.add_systems(Startup, add_timer)
.add_systems(
Update,
(drop_crates, do_drop, crate_collisions, delete_on_env_coll),
);
}
fn add_timer(mut commands: Commands) {
commands.spawn(SpawnTimer(Timer::from_seconds(2., TimerMode::Repeating)));
}
fn drop_crates(
mut ev_drop: EventWriter<CrateDropEvent>,
mut rng: ResMut<GlobalEntropy<WyRand>>,
mut spawn_timer: Query<&mut SpawnTimer>,
time: Res<Time>,
) {
let mut timer = spawn_timer.single_mut();
if timer.0.tick(time.delta()).finished() {
ev_drop.send(CrateDropEvent {
pos: rng.gen_range(-7f32..7f32),
});
}
}
fn do_drop(
mut ev_drop: EventReader<CrateDropEvent>,
mut commands: Commands,
mut meshes: ResMut<Assets<Mesh>>,
mut materials: ResMut<Assets<ColorMaterial>>,
) {
let rect = Mesh2dHandle(meshes.add(Rectangle::new(1. * METER, 1. * METER)));
for ev in ev_drop.read() {
println!("ev: {ev:?}");
commands
.spawn(DroppedCrate)
.insert(MaterialMesh2dBundle {
mesh: rect.clone(),
material: materials.add(Color::rgb(0.9, 0.8, 0.2)),
transform: Transform::from_xyz(ev.pos * METER, 12. * METER, 0.),
..default()
})
.insert(ActiveEvents::COLLISION_EVENTS)
.insert((
RigidBody::Dynamic,
Collider::cuboid(0.5 * METER, 0.5 * METER),
));
}
}
#[derive(Event)]
struct CrateCollision {
coll_crate: Entity,
with: CollisionType,
}
enum CollisionType {
Player(Entity),
Scene(Entity),
}
fn crate_collisions(
mut player: Query<Entity, With<Player>>,
mut ev_colls: EventWriter<CrateCollision>,
drops: Query<Entity, With<DroppedCrate>>,
scene_objs: Query<Entity, With<SceneObj>>,
mut collision_events: EventReader<CollisionEvent>,
) {
let p = player.single_mut();
let crates = drops.iter().collect::<HashSet<_>>();
let scene_objs = scene_objs.iter().collect::<HashSet<_>>();
for collision_event in collision_events.read() {
match collision_event {
CollisionEvent::Started(e1, e2, _) if crates.contains(e1) || crates.contains(e2) => {
let (coll_type, crate_) = if scene_objs.contains(e1) {
(CollisionType::Scene(*e1), e2)
} else if scene_objs.contains(e2) {
(CollisionType::Scene(*e2), e1)
} else if *e2 == p {
(CollisionType::Player(*e2), e1)
} else if *e1 == p {
(CollisionType::Player(*e1), e2)
} else if crates.contains(e1) && crates.contains(e2) {
continue;
} else {
// there can't be anything else to collide with,
// only either scene objects or the player
eprintln!("e1: {e1:?}, e2: {e2:?}");
unreachable!()
};
ev_colls.send(CrateCollision {
coll_crate: *crate_,
with: coll_type,
});
}
_ => {}
}
}
}
fn delete_on_env_coll(mut ev_colls: EventReader<CrateCollision>, mut commands: Commands) {
for CrateCollision { coll_crate, with } in ev_colls.read() {
if let CollisionType::Player(_) = with {
continue;
}
// let CollisionType::Scene(obj) = with else {
// unreachable!()
// };
commands.entity(*coll_crate).despawn();
}
}

View file

@ -3,14 +3,23 @@ use bevy::{
sprite::{MaterialMesh2dBundle, Mesh2dHandle}, sprite::{MaterialMesh2dBundle, Mesh2dHandle},
}; };
use bevy_rapier2d::prelude::*; use bevy_rapier2d::prelude::*;
use drops::spawner_plugin;
const METER: f32 = 48.; const METER: f32 = 48.;
fn main() { fn main() {
let mut rapier_config = RapierConfiguration::new(METER * 2.5);
rapier_config.timestep_mode = TimestepMode::Variable {
max_dt: 1.0 / 60.0,
time_scale: 1.0,
substeps: 4,
};
App::new() App::new()
.add_plugins(DefaultPlugins) .add_plugins(DefaultPlugins)
.insert_resource(RapierConfiguration::new(METER * 2.5)) // this does things with gravity
.insert_resource(rapier_config)
.add_plugins(RapierPhysicsPlugin::<NoUserData>::pixels_per_meter(METER)) .add_plugins(RapierPhysicsPlugin::<NoUserData>::pixels_per_meter(METER))
.add_plugins(RapierDebugRenderPlugin::default()) .add_plugins(RapierDebugRenderPlugin::default())
.add_plugins((spawner_plugin))
.add_systems(Startup, (scene::setup_scene, setup_cam, player::add_player)) .add_systems(Startup, (scene::setup_scene, setup_cam, player::add_player))
.add_systems( .add_systems(
Update, Update,
@ -26,5 +35,6 @@ fn setup_cam(mut commands: Commands) {
}); });
} }
mod drops;
mod player; mod player;
mod scene; mod scene;

View file

@ -91,7 +91,8 @@ pub fn move_player(
if kb_input.pressed(KeyCode::KeyW) && player.grounded { if kb_input.pressed(KeyCode::KeyW) && player.grounded {
moved = true; moved = true;
*vel = Velocity::linear(Vec2::new(0., 9. * METER)); *vel = Velocity::linear(Vec2::new(0., 9. * METER));
// *vel = Velocity::linear(Vec2::new(0., 9.81 * METER));
} }
if moved { if moved {