events and input

src/events.rs

@@ -0,0 +1,55 @@
+use glam::UVec2;
+use shipyard::{World, Component, AllStoragesViewMut, SparseSet};
+use glium::glutin::event::{Event, DeviceEvent, DeviceId, WindowEvent};
+
+#[derive(Component, Clone, Copy, Debug, Default)]
+pub struct EventComponent;
+
+#[derive(Component, Clone, Copy, Debug, Default)]
+pub struct OnBeforeExitEvent;
+
+#[derive(Component, Clone, Debug)]
+pub struct InputDeviceEvent{
+  pub device_id: DeviceId,
+  pub event: DeviceEvent
+}
+
+#[derive(Component, Clone, Copy, Debug, Default)]
+pub struct WindowResizedEvent(UVec2);
+
+pub fn process_glutin_events(world: &mut World, event: &Event<'_, ()>) {
+  #[allow(clippy::collapsible_match, clippy::single_match)]
+  match event {
+    Event::WindowEvent { window_id: _, event } => match event {
+      WindowEvent::Resized(size) => {
+        world.add_entity((
+          EventComponent, 
+          WindowResizedEvent(UVec2::new(size.width as _, size.height as _))
+        ));
+      },
+      _ => ()
+    },
+    Event::DeviceEvent { device_id, event } => {
+      world.add_entity((
+        EventComponent, 
+        InputDeviceEvent { 
+          device_id: *device_id, 
+          event: event.clone() 
+        }
+      ));
+    },
+    Event::LoopDestroyed => {
+      world.add_entity((
+        EventComponent, 
+        OnBeforeExitEvent
+      ));
+    },
+    _ => (),
+  }
+}
+
+pub fn clear_events(
+  mut all_storages: AllStoragesViewMut,
+) {
+  all_storages.delete_any::<SparseSet<EventComponent>>();
+}

src/input.rs

@@ -1,6 +1,73 @@
-use glium::glutin::event::VirtualKeyCode;
-use shipyard::{AllStoragesView, Unique};
-use hashbrown::HashMap;
+use glam::{Vec2, DVec2};
+use glium::glutin::event::{DeviceEvent, VirtualKeyCode, ElementState};
+use hashbrown::HashSet;
 use nohash_hasher::BuildNoHashHasher;
+use shipyard::{AllStoragesView, Unique, View, IntoIter, UniqueViewMut, Workload, IntoWorkload, UniqueView};
+use crate::events::InputDeviceEvent;
 
-//todo
+#[derive(Unique, Clone, Copy, Default, Debug)]
+pub struct Inputs {
+  pub movement: Vec2,
+  pub look: Vec2,
+  pub action_a: bool,
+  pub action_b: bool,
+}
+
+#[derive(Unique, Clone, Default, Debug)]
+pub struct RawInputState {
+  pub keyboard_state: HashSet<VirtualKeyCode, BuildNoHashHasher<u32>>,
+  pub mouse_delta: DVec2
+}
+
+pub fn process_events(
+  device_events: View<InputDeviceEvent>,
+  mut input_state: UniqueViewMut<RawInputState>,
+) {
+  input_state.mouse_delta = DVec2::ZERO;
+  for event in device_events.iter() {
+    match event.event {
+      DeviceEvent::MouseMotion { delta } => {
+        input_state.mouse_delta = DVec2::from(delta);
+      },
+      DeviceEvent::Key(input) => {
+        if let Some(keycode) = input.virtual_keycode {
+          match input.state {
+            ElementState::Pressed  => input_state.keyboard_state.insert(keycode),
+            ElementState::Released => input_state.keyboard_state.remove(&keycode),
+          };
+        }
+      },
+      DeviceEvent::Button { button, state } => {
+        println!("Button {button} {state:?}");
+      },
+      _ => ()
+    }
+  }
+}
+
+pub fn update_input_states (
+  raw_inputs: UniqueView<RawInputState>,
+  mut inputs: UniqueViewMut<Inputs>,
+) {
+  inputs.movement = Vec2::new(
+    raw_inputs.keyboard_state.contains(&VirtualKeyCode::D) as u32 as f32 -
+    raw_inputs.keyboard_state.contains(&VirtualKeyCode::A) as u32 as f32,
+    raw_inputs.keyboard_state.contains(&VirtualKeyCode::W) as u32 as f32 -
+    raw_inputs.keyboard_state.contains(&VirtualKeyCode::S) as u32 as f32
+  ).normalize_or_zero();
+  inputs.look = raw_inputs.mouse_delta.as_vec2();
+}
+
+pub fn init_input (
+  storages: AllStoragesView
+) {
+  storages.add_unique(Inputs::default());
+  storages.add_unique(RawInputState::default());
+}
+
+pub fn process_inputs() -> Workload {
+  (
+    process_events, 
+    update_input_states
+  ).into_workload()
+}

src/main.rs

@@ -20,28 +20,36 @@ pub(crate) mod prefabs;
 pub(crate) mod transform;
 pub(crate) mod settings;
 pub(crate) mod camera;
+pub(crate) mod events;
 pub(crate) mod input;
 pub(crate) mod fly_controller;
 
 use rendering::{Renderer, RenderTarget, BackgroundColor, clear_background};
-use world::{loading::update_loaded_world_around_player, render::draw_world, init_world};
+use world::{loading::update_loaded_world_around_player, render::draw_world, init_game_world};
 use player::spawn_player;
 use prefabs::load_prefabs;
 use settings::GameSettings;
 use camera::compute_cameras;
+use events::{clear_events, process_glutin_events};
+use input::{init_input, process_inputs};
 
 #[derive(Unique)]
 pub(crate) struct DeltaTime(Duration);
 
 fn startup() -> Workload {
   (
+    load_prefabs,
+    init_input,
+    init_game_world,
     spawn_player,
   ).into_workload()
 }
 fn update() -> Workload {
   (
+    process_inputs,
     update_loaded_world_around_player,
     compute_cameras,
+    clear_events
   ).into_workload()
 }
 fn render() -> Workload {
@@ -58,15 +66,13 @@ fn main() {
   let event_loop = EventLoop::new();
 
   //Create a shipyard world
-  let world = World::new();
+  let mut world = World::new();
 
   //Add systems and uniques, Init and load things
   world.add_unique_non_send_sync(Renderer::init(&event_loop));
   world.add_unique(BackgroundColor(vec3(0.5, 0.5, 1.)));
   world.add_unique(DeltaTime(Duration::default()));
   world.add_unique(GameSettings::default());
-  load_prefabs(&world);
-  init_world(&world);
 
   //Register workloads
   world.add_workload(startup);
@@ -80,6 +86,7 @@ fn main() {
   let mut last_update = Instant::now();
   event_loop.run(move |event, _, control_flow| {
     *control_flow = ControlFlow::Poll;
+    process_glutin_events(&mut world, &event);
     match event {
       Event::WindowEvent { event, .. } => match event {
         WindowEvent::Resized(_size) => {

src/prefabs.rs

@@ -1,4 +1,4 @@
-use shipyard::{World, NonSendSync, UniqueView, Unique};
+use shipyard::{NonSendSync, UniqueView, Unique, AllStoragesView};
 use glium::{texture::{SrgbTexture2dArray, MipmapsOption}, Program};
 use strum::EnumIter;
 use crate::rendering::Renderer;
@@ -56,16 +56,18 @@ pub struct BlockTexturesPrefab(pub SrgbTexture2dArray);
 #[derive(Unique)]
 pub struct ChunkShaderPrefab(pub Program);
 
-pub fn load_prefabs(world: &World) {
-  let renderer = world.borrow::<NonSendSync<UniqueView<Renderer>>>().unwrap();
-  world.add_unique_non_send_sync(BlockTexturesPrefab(
+pub fn load_prefabs(
+  storages: AllStoragesView,
+  renderer: NonSendSync<UniqueView<Renderer>>
+) {
+  storages.add_unique_non_send_sync(BlockTexturesPrefab(
     load_texture2darray_prefab::<BlockTextures, _>(
       "./assets/blocks/".into(), 
       &renderer.display,
       MipmapsOption::AutoGeneratedMipmaps
     )
   ));
-  world.add_unique_non_send_sync(ChunkShaderPrefab(
+  storages.add_unique_non_send_sync(ChunkShaderPrefab(
     include_shader_prefab!(
       "../shaders/world.vert",
       "../shaders/world.frag",

src/world.rs

@@ -1,5 +1,5 @@
 use nohash_hasher::BuildNoHashHasher;
-use shipyard::{Unique, World};
+use shipyard::{Unique, AllStoragesView};
 use glam::IVec3;
 use hashbrown::HashMap;
 use anyhow::{Result, Context};
@@ -66,8 +66,10 @@ impl ChunkMeshStorage {
   }
 }
 
-pub fn init_world(world: &World) {
-  world.add_unique_non_send_sync(ChunkMeshStorage::new());
-  world.add_unique(ChunkStorage::new());
-  world.add_unique(ChunkTaskManager::new());
+pub fn init_game_world(
+  storages: AllStoragesView,
+) {
+  storages.add_unique_non_send_sync(ChunkMeshStorage::new());
+  storages.add_unique(ChunkStorage::new());
+  storages.add_unique(ChunkTaskManager::new());
 }