commit 4794a55608e44f994d1a72953a8f35048f9e4a39
Author: Robert <robert.altner@stud.htwk-leipzig.de>
Date:   Tue Feb 7 02:58:25 2023 +0100

    set up glfw

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..64ee209
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+target/
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\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..4d8a712
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index 0000000..c9fb517
--- /dev/null
+++ b/Cargo.toml
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new file mode 100644
index 0000000..b0b8afd
--- /dev/null
+++ b/src/application.rs
@@ -0,0 +1,45 @@
+use crate::window::Window;
+
+fn key_callback_func(window: &mut glfw::Window, key: glfw::Key, _: glfw::Scancode, action: glfw::Action, _: glfw::Modifiers) {
+    if key == glfw::Key::Escape && action == glfw::Action::Press {
+        window.set_should_close(true);
+    }
+}
+
+pub struct Application {
+    glfw: glfw::Glfw,
+    window: Window
+}
+
+impl Application {
+    pub fn new() -> Result<Application, &'static str> {
+        let mut glfw = match glfw::init(glfw::FAIL_ON_ERRORS) {
+            Ok(instance) => instance,
+            Err(_) => return Err("Failed to initialize GLFW")
+        };
+
+        let mut window = Window::new(&mut glfw, 800, 800, "Vulkan Test")?;
+        window.set_key_callback(Some(key_callback_func));
+
+        Ok(Application {
+            glfw: glfw,
+            window: window
+        })
+    }
+
+    pub fn run(&mut self) -> Result<(), &'static str> {
+        while !self.window.should_close() {
+            self.glfw.poll_events();
+            self.window.handle_events();
+        }
+
+        Ok(())
+    }
+
+}
+
+impl Drop for Application {
+    fn drop(&mut self) {
+        
+    }
+}
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..c129c1e
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,13 @@
+use application::Application;
+
+mod application;
+mod window;
+
+fn main() {
+    let mut app = Application::new().unwrap();    
+    
+    if let Err(err) = app.run() {
+        eprintln!("Application terminated unexplectedly: {err}");
+        return;
+    }
+}
diff --git a/src/window.rs b/src/window.rs
new file mode 100644
index 0000000..56715c9
--- /dev/null
+++ b/src/window.rs
@@ -0,0 +1,54 @@
+use std::{sync::mpsc::Receiver, ops::Deref};
+
+type KeyCallbackFunc = fn(&mut glfw::Window, glfw::Key, glfw::Scancode, glfw::Action, glfw::Modifiers);
+
+pub struct Window {
+    window: glfw::Window,
+    events: Receiver<(f64, glfw::WindowEvent)>,
+
+    key_callback: Option<KeyCallbackFunc>
+}
+
+impl Window {
+    pub fn new(glfw: &mut glfw::Glfw, width: u32, height: u32, title: &str) -> Result<Window, &'static str> {
+        glfw.window_hint(glfw::WindowHint::Resizable(false));
+        glfw.window_hint(glfw::WindowHint::ClientApi(glfw::ClientApiHint::NoApi));
+
+        let (mut window, events) = match glfw.create_window(width, height, title, glfw::WindowMode::Windowed) {
+            Some(val) => val,
+            None => return Err("Failed to create window and event receiver") 
+        };
+
+        window.set_key_polling(true);
+
+        Ok(Window {
+            window: window,
+            events: events,
+
+            key_callback: None
+        })
+    }
+
+    pub fn set_key_callback(&mut self, callback: Option<KeyCallbackFunc>) {
+        self.key_callback = callback;
+    }
+
+    pub fn handle_events(&mut self) {
+        for (_, event) in glfw::flush_messages(&self.events) {
+            match event {
+                glfw::WindowEvent::Key(key, scancode, action, mods) => if let Some(func) = self.key_callback {
+                    func(&mut self.window, key, scancode, action, mods)
+                },
+                _ => {}
+            }
+        }
+    }
+}
+
+impl Deref for Window {
+    type Target = glfw::Window;
+
+    fn deref(&self) -> &Self::Target {
+        return &self.window;
+    }
+}
\ No newline at end of file