improve error handling

engine/src/core/ecs/mod.rs

@@ -81,7 +81,8 @@ impl Entity for EntityImpl {
     fn get_component<C: Component>(&self) -> Option<&C> {
         let type_id = TypeId::of::<C>();
         if let Some(&bit) = COMPONENT_REGISTRY.lock().unwrap().get(&type_id) {
-            self.components.get(&bit)
+            self.components
+                .get(&bit)
                 .and_then(|boxed| boxed.as_any().downcast_ref::<C>())
         } else {
             None
@@ -107,7 +108,6 @@ impl Entity for EntityImpl {
             components: HashMap::new(),
         }
     }
-    
 }
 
 pub struct ECS {

engine/src/core/panic.rs

@@ -48,33 +48,39 @@ fn process_panic(info: &std::panic::PanicHookInfo<'_>) -> Result<(), Box<dyn Err
     writeln!(file, "{}", render_backtrace().sanitize_path())?;
 
     let panic_msg = format!(
-"Zenyx had a problem and crashed. To help us diagnose the problem you can send us a crash report.
+        r#"Zenyx had a problem and crashed. To help us diagnose the problem you can send us a crash report.
 
 We have generated a report file at '{}'. Submit an issue or email with the subject of 'Zenyx Crash Report' and include the report as an attachment.
 
 To submit the crash report:
-
 https://github.com/Zenyx-Engine/Zenyx/issues
 
 We take privacy seriously, and do not perform any automated error collection. In order to improve the software, we rely on people to submit reports.
 
-Thank you kindly!", log_path.display());
+Thank you kindly!"#,
-    println!("{}", panic_msg.red().bold());
+        log_path.display()
-    println!(
-        "\nFor future reference, the error summary is as follows:\n{}",
-        payload_str.red().bold()
     );
-    if let Err(e ) = MessageDialog::new()
-        .set_type(MessageType::Error)
-        .set_title(&format!("{}",payload_str))
-        // wont display properly if not debug formatted??
-        .set_text(&format!("{:#?}", panic_msg))
-        .show_alert() {
-            error!("{e}");
-        }
-    Ok(())
-}
 
+    let final_msg = format!(
+        r#"{}
+
+For future reference, the error summary is as follows:
+{}"#,
+        panic_msg, payload_str
+    );
+
+    println!("{}", final_msg.red().bold());
+
+    MessageDialog::new()
+        .set_type(MessageType::Error)
+        .set_title("A fatal error in Zenyx has occurred")
+        .set_text(&final_msg)
+        .show_alert()
+        .map_err(|e| {
+            error!("Failed to show error dialog: {}", e);
+            e.into()
+        })
+}
 fn render_backtrace() -> String {
     const HEX_WIDTH: usize = mem::size_of::<usize>() * 2 + 2;
     const NEXT_SYMBOL_PADDING: usize = HEX_WIDTH + 6;

engine/src/core/render/ctx.rs

@@ -6,7 +6,7 @@ use std::time::Instant;
 use cgmath::{Deg, Matrix4, Point3, Rad, SquareMatrix, Vector3, perspective};
 use futures::executor::block_on;
 use thiserror::Error;
-use tracing::{error, info, trace};
+use tracing::{debug, error, info, trace};
 use wgpu::TextureUsages;
 use wgpu::{Backends, InstanceDescriptor, util::DeviceExt};
 use wgpu_text::glyph_brush::ab_glyph::FontRef;
@@ -333,7 +333,7 @@ struct FontState {
 impl<'window> Renderer<'window> {
     pub async fn new(window: Arc<Window>) -> Result<Self, RenderContextError> {
         let instance = wgpu::Instance::new(&InstanceDescriptor {
-            backends: Backends::from_comma_list("dx12,metal,opengl,webgpu"),
+            backends: Backends::from_comma_list("dx12,metal,opengl,webgpu,vulkan"),
             ..Default::default()
         });
 
@@ -458,23 +458,31 @@ impl<'window> Renderer<'window> {
         let camera = Camera::new(&device, &camera_bind_group_layout, width, height);
 
         let surface_caps = surface.get_capabilities(&adapter);
+        let present_mode = [
+            wgpu::PresentMode::Immediate,
+            wgpu::PresentMode::Mailbox,
+            wgpu::PresentMode::AutoNoVsync,
+        ]
+        .iter()
+        .copied()
+        .find(|mode| surface_caps.present_modes.contains(mode))
+        .unwrap_or(wgpu::PresentMode::Fifo);
+
+        debug!("Using {:#?} present mode.", present_mode);
+
         let surface_config = wgpu::SurfaceConfiguration {
             width,
             height,
             format: surface_caps.formats[0],
-            present_mode: wgpu::PresentMode::AutoNoVsync,
+            present_mode,
             alpha_mode: wgpu::CompositeAlphaMode::Auto,
             view_formats: vec![],
             usage: TextureUsages::RENDER_ATTACHMENT,
             desired_maximum_frame_latency: 3,
         };
         surface.configure(&device, &surface_config);
-        let (depth_texture, depth_texture_view) = create_depth_texture(
+        let (depth_texture, depth_texture_view) =
-            &device,
+            create_depth_texture(&device, surface_config.width, surface_config.height);
-            surface_config.width,
-            surface_config.height,
-            // surface_config.format,
-        );
 
         let font_bytes = include_bytes!("DejaVuSans.ttf");
         let font = FontRef::try_from_slice(font_bytes).map_err(|e| {
@@ -706,7 +714,6 @@ fn create_depth_texture(
     device: &wgpu::Device,
     width: u32,
     height: u32,
-    // format: wgpu::TextureFormat,
 ) -> (wgpu::Texture, wgpu::TextureView) {
     let size = wgpu::Extent3d {
         width,

engine/src/core/render/mod.rs

@@ -5,12 +5,15 @@ use ctx::{Renderer, Vertex};
 use std::env;
 use std::fs;
 use std::path::PathBuf;
+use tobj::Mesh;
 use tobj::{LoadOptions, Model};
 use tracing::{debug, error, info, trace, warn};
 use wgpu::rwh::HasWindowHandle;
 use winit::application::ApplicationHandler;
 use winit::event::{KeyEvent, WindowEvent};
 use winit::event_loop::{ActiveEventLoop, ControlFlow, EventLoop};
+use winit::monitor::MonitorHandle;
+use winit::window::Fullscreen;
 use winit::window::Window;
 use winit::window::WindowId;
 
@@ -42,16 +45,16 @@ pub struct App<'window> {
 static CUBE_OBJ: &str = "
 # Blender 4.2.3 LTS
 # www.blender.org
-mtllib cube.mtl
+mtllib untitled.mtl
 o Cube
-v 1.000000 1.000000 -1.000000
+v 0.645975 0.645975 -0.645975
-v 1.000000 -1.000000 -1.000000
+v 0.645975 -0.645975 -0.645975
-v 1.000000 1.000000 1.000000
+v 0.645975 0.645975 0.645975
-v 1.000000 -1.000000 1.000000
+v 0.645975 -0.645975 0.645975
-v -1.000000 1.000000 -1.000000
+v -0.645975 0.645975 -0.645975
-v -1.000000 -1.000000 -1.000000
+v -0.645975 -0.645975 -0.645975
-v -1.000000 1.000000 1.000000
+v -0.645975 0.645975 0.645975
-v -1.000000 -1.000000 1.000000
+v -0.645975 -0.645975 0.645975
 vn -0.0000 1.0000 -0.0000
 vn -0.0000 -0.0000 1.0000
 vn -1.0000 -0.0000 -0.0000
@@ -80,6 +83,7 @@ f 8/8/3 7/9/3 5/10/3 6/11/3
 f 6/12/4 2/13/4 4/5/4 8/14/4
 f 2/13/5 1/1/5 3/4/5 4/5/5
 f 6/11/6 5/10/6 1/1/6 2/13/6
+
 ";
 
 impl App<'_> {
@@ -101,10 +105,22 @@ impl App<'_> {
                         ) {
                             Ok(obj) => obj,
                             Err(e) => {
-                                error!("{e}");
+                                error!("Failed to load Pumpkin.obj: {e}");
-                                panic!()
+                                // Fallback to CUBE_OBJ
+                                let fallback_obj = CUBE_OBJ.to_string();
+                                tobj::load_obj_buf(
+                                    &mut fallback_obj.as_bytes(),
+                                    &LoadOptions {
+                                        triangulate: true,
+                                        single_index: true,
+                                        ..Default::default()
+                                    },
+                                    |_| Ok(Default::default()),
+                                )
+                                .expect("Failed to load fallback CUBE_OBJ")
                             }
                         };
+
                         let (combined_vertices, combined_indices) = parse_obj(&obj.0);
 
                         wgpu_ctx.add_model(&combined_vertices, &combined_indices);
@@ -119,10 +135,10 @@ impl App<'_> {
                         );
                         info!("Main window created: {:?}", window_id);
                     }
-                    Err(e) => error!("Failed to create WGPU context: {:?}", e),
+                    Err(e) => error!("Failed to create WGPU context: {:}", e),
                 }
             }
-            Err(e) => error!("Failed to create main window: {:?}", e),
+            Err(e) => error!("Failed to create main window: {}", e),
         }
     }
 
@@ -151,6 +167,7 @@ impl App<'_> {
                 winit::keyboard::KeyCode::Escape => {
                     self.spawn_child_window(event_loop);
                 }
+                winit::keyboard::KeyCode::F11 => self.toggle_fullscreen(window_id),
                 other => error!("Unimplemented keycode: {:?}", other),
             },
             _ => debug!("Received a keyboard event with no physical key"),
@@ -180,6 +197,23 @@ impl App<'_> {
             warn!("No window context for toggling background: {:?}", window_id);
         }
     }
+    fn toggle_fullscreen(&mut self, window_id: WindowId) {
+        if let Some(ctx) = self.windows.get_mut(&window_id) {
+            let is_fullscreen = ctx.window.fullscreen().is_some();
+            let fullscreen_mode = if is_fullscreen {
+                None
+            } else {
+                ctx.window
+                    .current_monitor()
+                    .map(|monitor| Fullscreen::Borderless(Some(monitor)))
+            };
+
+            ctx.window.set_fullscreen(fullscreen_mode);
+            debug!("Fullscreen toggled for window: {:?}", window_id);
+        } else {
+            warn!("No window found for fullscreen toggle: {:?}", window_id);
+        }
+    }
 
     fn spawn_child_window(&mut self, event_loop: &ActiveEventLoop) {
         if let Some(main_ctx) = self.windows.values().find(|ctx| ctx.is_main_window()) {
@@ -202,7 +236,7 @@ impl App<'_> {
                                 let mut tmp_path: PathBuf = env::temp_dir();
                                 tmp_path.push("cube.obj");
                                 if let Err(e) = fs::write(&tmp_path, CUBE_OBJ) {
-                                    error!("Failed to write cube OBJ to temp: {:?}", e);
+                                    error!("Failed to write cube OBJ to temp: {}", e);
                                 }
 
                                 let load_options = tobj::LoadOptions {
@@ -217,7 +251,7 @@ impl App<'_> {
                                         wgpu_ctx.add_model(&cube_vertices, &cube_indices);
                                     }
                                     Err(e) => {
-                                        error!("Failed to load cube OBJ from temp file: {:?}", e)
+                                        error!("Failed to load cube OBJ from temp file: {:#}", e)
                                     }
                                 }
                             }
@@ -231,10 +265,10 @@ impl App<'_> {
                             );
                             debug!("Spawned new child window: {:?}", window_id);
                         }
-                        Err(e) => error!("Failed to create WGPU context for child window: {:?}", e),
+                        Err(e) => error!("Failed to create WGPU context for child window: {}", e),
                     }
                 }
-                Err(e) => error!("Failed to create child window: {:?}", e),
+                Err(e) => error!("Failed to create child window: {}", e),
             }
         } else {
             error!("No main window found. Cannot spawn a child window.");
@@ -350,6 +384,6 @@ pub fn init_renderer(event_loop: EventLoop<()>) {
     event_loop.set_control_flow(ControlFlow::Wait);
     let mut app = App::default();
     if let Err(e) = event_loop.run_app(&mut app) {
-        error!("Failed to run application: {:?}", e);
+        error!("Failed to run application: {}", e);
     }
 }

engine/src/main.rs

@@ -33,18 +33,29 @@ async fn main() -> anyhow::Result<()> {
     setup();
 
     let repl_thread = std::thread::spawn(|| {
-        let rt = runtime::Builder::new_current_thread()
+        let rt =  match runtime::Builder::new_current_thread()
             .enable_all()
-            .build()
+            .build() {
-            .unwrap();
+                Ok(rt) => rt,
+                Err(e) => {
+                    error!("A fatal error has occured: {e}");
+                    std::process::exit(1)
+                },
+            };
         rt.block_on(core::repl::input::handle_repl())
     });
-
-    let event_loop = EventLoop::new().unwrap();
     splash::print_splash();
     info!("Type 'help' for a list of commands.");
 
-    core::render::init_renderer(event_loop);
+    match EventLoop::new() {
+        Ok(event_loop) => {
+            core::render::init_renderer(event_loop);
+        }
+        Err(e) => {
+            error!("{e}")
+        }
+    };
+
     if let Err(_) = repl_thread.join() {
         eprintln!("REPL thread panicked");
     }