🚧 wip: playing with egui

Cargo.toml

@@ -6,6 +6,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+eframe = "0.22.0"
 linuxvideo = { path = "deps/LinuxVideo" }
 rayon = "1.7.0"
 thiserror = "1.0.48"

src/main.rs

@@ -9,6 +9,7 @@ use std::{
     },
 };
 
+use eframe::egui;
 use rayon::ThreadPool;
 
 use crate::controller::*;
@@ -119,12 +120,40 @@ fn main() -> Result <(), Error>
             let mpf_rgb = (stop - start).as_millis () as f32 / 30.0f32;
             dbg! (mpf_rgb);
         },
+        Some ("egui") => main_egui (),
         Some (_) => eprintln! ("Unknown subcommand"),
     }
     
     Ok (())
 }
 
+#[derive(Default)]
+struct MyEguiApp {}
+
+impl MyEguiApp {
+    fn new(cc: &eframe::CreationContext<'_>) -> Self {
+        // Customize egui here with cc.egui_ctx.set_fonts and cc.egui_ctx.set_visuals.
+        // Restore app state using cc.storage (requires the "persistence" feature).
+        // Use the cc.gl (a glow::Context) to create graphics shaders and buffers that you can use
+        // for e.g. egui::PaintCallback.
+        Self::default()
+    }
+}
+
+impl eframe::App for MyEguiApp {
+   fn update(&mut self, ctx: &egui::Context, frame: &mut eframe::Frame) {
+       egui::CentralPanel::default().show(ctx, |ui| {
+           ui.heading("Hello World!");
+       });
+   }
+}
+
+fn main_egui ()
+{
+    let native_options = eframe::NativeOptions::default();
+    eframe::run_native("My egui App", native_options, Box::new(|cc| Box::new(MyEguiApp::new(cc))));
+}
+
 struct ThreadSystem <'a>
 {
     pool: &'a ThreadPool,