debug: Add profiler view

src/debug.rs

@@ -29,6 +29,31 @@ pub const RENDER_COLOR: Color32 = Color32::from_rgb(29, 114, 58);
 pub const SCREENCOPY_COLOR: Color32 = Color32::from_rgb(253, 178, 39);
 pub const DISPLAY_COLOR: Color32 = Color32::from_rgb(41, 184, 209);
 
+pub fn profiler_ui(
+    state: &mut Common,
+    renderer: &mut GlowRenderer,
+    area: Rectangle<i32, Logical>,
+    scale: f64,
+) -> Result<Option<TextureRenderElement<Gles2Texture>>, Gles2Error> {
+    if !state.egui.active {
+        return Ok(None);
+    }
+
+    state
+        .egui
+        .state
+        .render(
+            |ctx| {
+                puffin_egui::profiler_window(ctx);
+            },
+            renderer,
+            area,
+            scale,
+            0.8,
+        )
+        .map(Some)
+}
+
 pub fn fps_ui(
     gpu: Option<&DrmNode>,
     state: &Common,