Add basic window

Cargo.toml

@@ -6,3 +6,8 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+anyhow = "1.0.82"
+crawl = { path = "../crawl" }
+env_logger = "0.11.3"
+log = "0.4.21"
+pollster = "0.3.0"

src/app.rs

@@ -0,0 +1,65 @@
+use std::sync::Arc;
+
+use anyhow::Result;
+use crawl::{
+    wgpu,
+    winit::{
+        self,
+        dpi::PhysicalSize,
+        event::{Event, WindowEvent},
+        event_loop::EventLoop,
+    },
+};
+
+pub struct App<'window> {
+    title: String,
+    event_loop: EventLoop<()>,
+    render_ctx: crawl::Context<'window>,
+}
+
+impl<'window> App<'window> {
+    pub async fn new(width: u32, height: u32, title: &str) -> Result<Self> {
+        log::info!("Initialising window...");
+        let size = PhysicalSize::new(width, height);
+        let event_loop = EventLoop::new()?;
+        let window = Arc::new(
+            winit::window::WindowBuilder::new()
+                .with_title(title)
+                .with_inner_size(size)
+                .build(&event_loop)?,
+        );
+
+        let render_ctx = crawl::Context::new(
+            window,
+            wgpu::Limits {
+                max_storage_buffer_binding_size: 1 << 30,
+                max_buffer_size: 1 << 30,
+                ..Default::default()
+            },
+        )
+        .await?;
+
+        Ok(Self {
+            title: title.to_owned(),
+            event_loop,
+            render_ctx,
+        })
+    }
+
+    pub fn run(mut self) -> Result<()> {
+        self.event_loop.run(|event, elwt| match event {
+            Event::WindowEvent { window_id, event } if window_id == self.render_ctx.window.id() => {
+                if self.render_ctx.handle_window_event(&event, elwt) {
+                    return;
+                }
+
+                if let WindowEvent::RedrawRequested = event {
+                    self.render_ctx.window.request_redraw();
+                }
+            }
+            _ => (),
+        })?;
+
+        Ok(())
+    }
+}

src/main.rs

@@ -1,3 +1,10 @@
-fn main() {
+mod app;
-    println!("Hello, world!");
+
+use anyhow::Result;
+use app::App;
+
+fn main() -> Result<()> {
+    env_logger::init();
+    pollster::block_on(App::new(1280, 720, "Epic"))?.run()?;
+    Ok(())
 }