Clone the context instead of repeating the same code

core/src/context.rs

@@ -1,7 +1,16 @@
+use std::cell::RefCell;
+use std::rc::Rc;
 use winit::event::Event;
 use raidillon_assets::{ModelManagerRef, ModelManager};
 
+// TODO: Find a way to move this to raidillon_platform as it belongs there.
+// TODO: The name "Context" doesn't imply the wide role of this structure.
+
+/// This provides a bridge between the game logic systems (raidillon_core::System) and
+/// platform-related data/utilities.
+#[derive(Clone)]
 pub struct PlatformContext {
+    /// The latest winit event.
     pub current_event: Event<()>,
     pub asset_manager: ModelManagerRef,
     pub frame_width: f32,

glium_platform/src/platform.rs

@@ -65,7 +65,7 @@ impl Platform for GliumPlatform {
             frame_width: w as f32,
             frame_height: h as f32,
         };
-        self.engine.initialize(ctx);
+        self.engine.initialize(ctx.clone());
         let _ = &self.event_loop.run(move |event, el| {
             match event {
                 Event::WindowEvent { event, .. } => match event {
@@ -91,13 +91,9 @@ impl Platform for GliumPlatform {
                     _ => {},
                 },
                 Event::AboutToWait => {
-                    let ctx = PlatformContext {
+                    let mut ctx2 = ctx.clone();
-                        current_event: event.clone(),
+                    ctx2.current_event = event.clone();
-                        asset_manager: self.asset_manager.clone(),
+                    self.engine.update(ctx2);
-                        frame_width: w as f32,
-                        frame_height: h as f32,
-                    };
-                    self.engine.update(ctx);
                     self.window.request_redraw();
                 }
                 _ => {},