wip cl physics

kubi/src/client_physics.rs

@@ -0,0 +1,52 @@
+//TODO client-side physics
+//TODO move this to shared
+use glam::{Mat4, Vec3};
+use kubi_shared::transform::Transform;
+use shipyard::{track, AllStoragesView, Component, IntoIter, Unique, UniqueView, View, ViewMut};
+use crate::delta_time::DeltaTime;
+
+#[derive(Unique)]
+pub struct GlobalClPhysicsConfig {
+  pub gravity: Vec3,
+}
+
+#[derive(Component)]
+pub struct ClPhysicsActor {
+  pub forces: Vec3,
+  pub velocity: Vec3,
+  pub terminal_velocity: f32,
+  //TODO: this should be configurable per block
+  pub friction_agains_ground: f32,
+}
+
+impl Default for ClPhysicsActor {
+  fn default() -> Self {
+    Self {
+      forces: Vec3::ZERO,
+      velocity: Vec3::ZERO,
+      terminal_velocity: 40.,
+      friction_agains_ground: 0.5,
+    }
+  }
+}
+
+pub fn init_client_physics(
+  storages: AllStoragesView,
+) {
+  storages.add_unique(GlobalClPhysicsConfig {
+    gravity: Vec3::new(0., -9.8, 0.),
+  });
+}
+
+pub fn update_client_physics_late(
+  controllers: View<ClPhysicsActor>,
+  mut transforms: ViewMut<Transform, track::All>,
+  dt: UniqueView<DeltaTime>,
+  phy_conf: UniqueView<GlobalClPhysicsConfig>,
+) {
+  // for (_, mut transform) in (&controllers, &mut transforms).iter() {
+  //   let (scale, rotation, mut translation) = transform.0.to_scale_rotation_translation();
+  //   translation.y -= dt.0.as_secs_f32() * 100.;
+  //   transform.0 = Mat4::from_scale_rotation_translation(scale, rotation, translation);
+  // }
+}

kubi/src/lib.rs

@@ -37,6 +37,7 @@ pub(crate) mod loading_screen;
 pub(crate) mod connecting_screen;
 pub(crate) mod fixed_timestamp;
 pub(crate) mod filesystem;
+pub(crate) mod client_physics;
 
 use world::{
   init_game_world,
@@ -81,6 +82,7 @@ use loading_screen::update_loading_screen;
 use connecting_screen::switch_to_loading_if_connected;
 use fixed_timestamp::init_fixed_timestamp_storage;
 use filesystem::AssetManager;
+use client_physics::{init_client_physics, update_client_physics_late};
 
 /// stuff required to init the renderer and other basic systems
 fn pre_startup() -> Workload {
@@ -104,6 +106,7 @@ fn startup() -> Workload {
     init_input,
     insert_control_flow_unique,
     init_delta_time,
+    init_client_physics,
   ).into_sequential_workload()
 }
 
@@ -131,6 +134,7 @@ fn update() -> Workload {
     ).into_sequential_workload().run_if(is_ingame_or_loading),
     (
       update_controllers,
+      update_client_physics_late,
       generate_move_events,
       update_raycasts,
       update_block_placement,

kubi/src/player.rs

@@ -10,10 +10,11 @@ use kubi_shared::{
   }
 };
 use crate::{
-  transform::Transform,
   camera::Camera,
+  client_physics::ClPhysicsActor,
   fly_controller::FlyController,
-  world::raycast::LookingAtBlock, 
+  transform::Transform,
+  world::raycast::LookingAtBlock
 };
 
 #[derive(Component)]
@@ -23,7 +24,7 @@ pub fn spawn_player (
   mut storages: AllStoragesViewMut,
 ) {
   log::info!("spawning player");
-  storages.add_entity((
+  storages.add_entity(((
     Player,
     MainPlayer,
     Entity,
@@ -33,8 +34,10 @@ pub fn spawn_player (
     FlyController,
     LookingAtBlock::default(),
     PlayerHolding(Some(Block::Cobblestone)),
-    Username("LocalPlayer".into())
-  ));
+    Username("LocalPlayer".into()),
+  ),(
+    ClPhysicsActor::default(),
+  )));
 }
 
 pub fn spawn_local_player_multiplayer (
@@ -42,22 +45,21 @@ pub fn spawn_local_player_multiplayer (
   init: ClientInitData
 ) {
   log::info!("spawning local multiplayer player");
-  let entity_id = storages.add_entity((
-    (
-      Player,
-      Client(init.client_id),
-      MainPlayer,
-      Entity,
-      init.health,
-      Transform(Mat4::from_rotation_translation(init.direction, init.position)),
-      Camera::default(),
-      FlyController,
-      LookingAtBlock::default(),
-      PlayerHolding::default(),
-    ),(
-      Username(init.username)
-    )
-  ));
+  let entity_id = storages.add_entity(((
+    Player,
+    Client(init.client_id),
+    MainPlayer,
+    Entity,
+    init.health,
+    Transform(Mat4::from_rotation_translation(init.direction, init.position)),
+    Camera::default(),
+    FlyController,
+    LookingAtBlock::default(),
+    PlayerHolding::default(),
+  ),(
+    Username(init.username),
+    ClPhysicsActor::default(),
+  )));
 
   //Add ourself to the client id map
   let mut client_id_map = storages.borrow::<UniqueViewMut<ClientIdMap>>().unwrap();