Use crawl Pass system

src/main.rs

@@ -13,6 +13,7 @@ fn main() -> Result<()> {
             .build(),
     )?;
     let renderer = VoxelRenderer::new(&context)?;
+    let passes: Vec<Box<dyn crawl::Pass>> = vec![Box::new(renderer)];
 
     event_loop.run(|event, elwt| match event {
         Event::WindowEvent { window_id, event } if window_id == context.window.id() => {
@@ -21,7 +22,7 @@ fn main() -> Result<()> {
             }
 
             if let WindowEvent::RedrawRequested = event {
-                if let Err(err) = renderer.render(&context) {
+                if let Err(err) = context.render(passes.as_slice()) {
                     log::error!("{err:?}");
                 }
 

src/renderer.rs

@@ -36,23 +36,14 @@ impl VoxelRenderer {
             render_pipeline,
         })
     }
+}
 
-    pub fn render(&self, context: &crawl::Context) -> Result<()> {
-        let frame = context.surface.get_current_texture()?;
-        let view = frame
-            .texture
-            .create_view(&wgpu::TextureViewDescriptor::default());
-
-        let mut encoder = context
-            .device
-            .create_command_encoder(&wgpu::CommandEncoderDescriptor {
-                label: Some("Base Render Encoder"),
-            });
-
+impl crawl::Pass for VoxelRenderer {
+    fn execute(&self, encoder: &mut wgpu::CommandEncoder, view: &wgpu::TextureView) {
         let mut render_pass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
             label: Some("Render Pass"),
             color_attachments: &[Some(wgpu::RenderPassColorAttachment {
-                view: &view,
+                view,
                 resolve_target: None,
                 ops: wgpu::Operations::default(),
             })],
@@ -61,11 +52,5 @@ impl VoxelRenderer {
         render_pass.set_pipeline(&self.render_pipeline);
         render_pass.set_bind_group(0, &self.render_texture.bind_group, &[]);
         render_pass.draw(0..6, 0..1);
-        drop(render_pass);
-
-        context.queue.submit(Some(encoder.finish()));
-        frame.present();
-
-        Ok(())
     }
 }