refactor(renderer): change world corner transformation vecs and text generating function signature

crates/comet_app/src/app.rs

@@ -370,15 +370,9 @@ impl App {
                             WindowEvent::CloseRequested {} => elwt.exit(),
                             WindowEvent::Focused(focused) => {
                                 window_focused = *focused;
-                                if window_focused && !window_occluded {
-                                    window.request_redraw();
-                                }
                             }
                             WindowEvent::Occluded(occluded) => {
                                 window_occluded = *occluded;
-                                if window_focused && !window_occluded {
-                                    window.request_redraw();
-                                }
                             }
                             WindowEvent::Resized(physical_size) => {
                                 renderer.resize(*physical_size);
@@ -410,7 +404,6 @@ impl App {
                             _ => {}
                         },
                         Event::AboutToWait => {
-                            elwt.set_control_flow(ControlFlow::Poll);
                             self.delta_time = renderer.update();
 
                             if self.dt() != f32::INFINITY {
@@ -425,6 +418,14 @@ impl App {
                             if window_focused && !window_occluded {
                                 window.request_redraw();
                             }
+
+                            if self.dt().is_finite() {
+                                let next_frame = std::time::Instant::now()
+                                    + std::time::Duration::from_secs_f32(self.update_timer);
+                                elwt.set_control_flow(ControlFlow::WaitUntil(next_frame));
+                            } else {
+                                elwt.set_control_flow(ControlFlow::Wait);
+                            }
                         }
                         _ => {}
                     }

crates/comet_ecs/src/component.rs

@@ -131,7 +131,7 @@ pub trait Collider {
 pub trait Render {
     fn is_visible(&self) -> bool;
     fn set_visibility(&mut self, is_visible: bool);
-    fn get_texture(&self) -> String;
+    fn get_texture(&self) -> &str;
     fn set_texture(&mut self, texture: &'static str);
 }
 
@@ -320,8 +320,8 @@ impl Render for Render2D {
         self.is_visible = is_visible;
     }
 
-    fn get_texture(&self) -> String {
-        self.texture_name.parse().unwrap()
+    fn get_texture(&self) -> &str {
+        self.texture_name
     }
 
     /// Use the actual file name of the texture instead of the path

crates/comet_log/src/lib.rs

@@ -57,7 +57,7 @@ macro_rules! error {
 
 #[macro_export]
 macro_rules! fatal {
-    ($fmt:expr $(, $args:expr)*) => {
+    ($fmt:expr $(, $args:expr)*) => {{
         eprintln!(
             "{} [{}::{}] [{}] : {}",
             chrono::Local::now().format("%Y-%m-%d %H:%M:%S"),
@@ -66,7 +66,8 @@ macro_rules! fatal {
             "\x1b[41mFATAL\x1b[0m",
             format!($fmt $(, $args)*)
         );
-    };
+        std::process::exit(1)
+    }};
 }
 
 #[macro_export]

crates/comet_renderer/src/renderer2d.rs

@@ -84,7 +84,6 @@ impl<'a> Renderer2D<'a> {
             paths.push(texture_path.clone() + path.unwrap().file_name().to_str().unwrap());
         }
 
-        self.resource_manager.create_texture_atlas(paths.clone());
         self.init_atlas_by_paths(paths);
     }
 
@@ -556,27 +555,29 @@ impl<'a> Renderer2D<'a> {
         ))
     }
 
-    fn get_texture_region(&self, texture_path: String) -> Option<&TextureRegion> {
+    fn get_texture_region(&self, texture_path: &str) -> Option<&TextureRegion> {
         if !self
             .resource_manager
             .texture_atlas()
             .textures()
-            .contains_key(&texture_path)
+            .contains_key(texture_path)
         {
-            error!("Texture {} not found in atlas", &texture_path);
+            #[cfg(comet_debug)]
+            error!("Texture {} not found in atlas", texture_path);
         }
         self.resource_manager
             .texture_atlas()
             .textures()
-            .get(&texture_path)
+            .get(texture_path)
     }
 
-    fn get_glyph_region(&self, glyph: char, font: String) -> &TextureRegion {
+    fn get_glyph_region(&self, glyph: char, font: &str) -> &TextureRegion {
         let key = format!("{}::{}", font, glyph);
 
         match self.resource_manager.font_atlas().textures().get(&key) {
             Some(region) => region,
             None => {
+                #[cfg(comet_debug)]
                 warn!(
                     "Missing glyph for character '{}' in font '{}', using fallback.",
                     glyph, font
@@ -587,7 +588,7 @@ impl<'a> Renderer2D<'a> {
                     .textures()
                     .get(&fallback_key)
                     .unwrap_or_else(|| {
-                        panic!(
+                        fatal!(
                             "No fallback glyph available (space also missing) for font '{}'",
                             font
                         )
@@ -596,7 +597,7 @@ impl<'a> Renderer2D<'a> {
         }
     }
 
-    pub fn precompute_text_bounds(&self, text: String, font: String, size: f32) -> v2 {
+    pub fn precompute_text_bounds(&self, text: &str, font: &str, size: f32) -> v2 {
         let mut bounds = v2::ZERO;
 
         let _ =
@@ -607,8 +608,8 @@ impl<'a> Renderer2D<'a> {
 
     pub fn add_text_to_buffers(
         &self,
-        text: String,
-        font: String,
+        text: &str,
+        font: &str,
         size: f32,
         position: comet_math::v2,
         color: wgpu::Color,
@@ -673,7 +674,7 @@ impl<'a> Renderer2D<'a> {
 
         for line in lines {
             for c in line.chars() {
-                let region = self.get_glyph_region(c, font.clone());
+                let region = self.get_glyph_region(c, font);
 
                 let (dim_x, dim_y) = region.dimensions();
                 let w = (dim_x as f32 / config.width as f32) * scale_factor;
@@ -773,7 +774,7 @@ impl<'a> Renderer2D<'a> {
                 let rotation_angle = transform_component.rotation().to_radians();
 
                 let region =
-                    match self.get_texture_region(renderer_component.get_texture().to_string()) {
+                    match self.get_texture_region(renderer_component.get_texture()) {
                         Some(r) => r,
                         None => continue,
                     };
@@ -795,25 +796,54 @@ impl<'a> Renderer2D<'a> {
                 let cos_angle = rotation_angle.cos();
                 let sin_angle = rotation_angle.sin();
 
-                let rotated_world_corners: Vec<(f32, f32)> = world_corners
-                    .iter()
-                    .map(|(x, y)| {
+                let rotated_world_corners = [
                     (
-                            x * cos_angle - y * sin_angle + world_position.x(),
-                            x * sin_angle + y * cos_angle + world_position.y(),
-                        )
-                    })
-                    .collect();
+                        world_corners[0].0 * cos_angle - world_corners[0].1 * sin_angle
+                            + world_position.x(),
+                        world_corners[0].0 * sin_angle + world_corners[0].1 * cos_angle
+                            + world_position.y(),
+                    ),
+                    (
+                        world_corners[1].0 * cos_angle - world_corners[1].1 * sin_angle
+                            + world_position.x(),
+                        world_corners[1].0 * sin_angle + world_corners[1].1 * cos_angle
+                            + world_position.y(),
+                    ),
+                    (
+                        world_corners[2].0 * cos_angle - world_corners[2].1 * sin_angle
+                            + world_position.x(),
+                        world_corners[2].0 * sin_angle + world_corners[2].1 * cos_angle
+                            + world_position.y(),
+                    ),
+                    (
+                        world_corners[3].0 * cos_angle - world_corners[3].1 * sin_angle
+                            + world_position.x(),
+                        world_corners[3].0 * sin_angle + world_corners[3].1 * cos_angle
+                            + world_position.y(),
+                    ),
+                ];
 
-                let snapped_screen_corners: Vec<(f32, f32)> = rotated_world_corners
-                    .iter()
-                    .map(|(x, y)| {
+                let inv_width = 1.0 / self.render_context.config().width as f32;
+                let inv_height = 1.0 / self.render_context.config().height as f32;
+
+                let snapped_screen_corners = [
                     (
-                            x.round() / self.render_context.config().width as f32,
-                            y.round() / self.render_context.config().height as f32,
-                        )
-                    })
-                    .collect();
+                        rotated_world_corners[0].0.round() * inv_width,
+                        rotated_world_corners[0].1.round() * inv_height,
+                    ),
+                    (
+                        rotated_world_corners[1].0.round() * inv_width,
+                        rotated_world_corners[1].1.round() * inv_height,
+                    ),
+                    (
+                        rotated_world_corners[2].0.round() * inv_width,
+                        rotated_world_corners[2].1.round() * inv_height,
+                    ),
+                    (
+                        rotated_world_corners[3].0.round() * inv_width,
+                        rotated_world_corners[3].1.round() * inv_height,
+                    ),
+                ];
 
                 vertex_buffer.extend_from_slice(&[
                     Vertex::new(
@@ -868,16 +898,16 @@ impl<'a> Renderer2D<'a> {
                     continue;
                 }
 
-                let font = text_component.font().to_string();
+                let font = text_component.font();
                 let size = text_component.font_size();
                 let color = text_component.color().to_wgpu();
-                let content = text_component.content().to_string();
+                let content = text_component.content();
 
                 let mut bounds = comet_math::v2::ZERO;
 
                 let (vertices, indices) = self.add_text_to_buffers(
                     content,
-                    font.clone(),
+                    font,
                     size,
                     position,
                     color,
@@ -969,6 +999,7 @@ impl<'a> Renderer2D<'a> {
         }
 
         if resources.get_bind_group_layout("Font").is_none() {
+            #[cfg(comet_debug)]
             debug!("Font pass not initialized yet; skipping Font camera bind group setup.");
         }
     }