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crates/moonhare_graphics/src/backend.rs

@@ -6,8 +6,8 @@ use moonhare_window::glfw::Context;
 
 // adopted from the glium repo -> examples -> manual_creation.rs
 #[derive(Clone)]
-struct Backend {
-    gl_window: Rc<RefCell<moonhare_window::glfw::Window>>,
+pub struct Backend {
+    pub gl_window: Rc<RefCell<moonhare_window::glfw::PWindow>>,
 }
 
 unsafe impl glium::backend::Backend for Backend {

crates/moonhare_graphics/src/lib.rs

@@ -1,3 +1,32 @@
 //! Crate for providing an abstraction layer over different graphics APIs
+
+use std::{cell::RefCell, rc::Rc};
+
+use glium::{backend::Context, Surface};
+use moonhare_window::glfw::{PWindow, Window};
 pub mod shader;
-pub mod backend;
+pub mod backend;
+pub use glium;
+
+
+pub fn build_context(window: PWindow) -> Rc<Context>{
+    let gl_window = Rc::new(RefCell::new(window));
+        // now building the context
+
+    let context = unsafe {
+        // The first parameter is our backend.
+        //
+        // The second parameter tells glium whether or not it should regularly call `is_current`
+        // on the backend to make sure that the OpenGL context is still the current one.
+        //
+        // It is recommended to pass `true`, but you can pass `false` if you are sure that no
+        // other OpenGL context will be made current in this thread.
+        let backend = backend::Backend {
+            gl_window: gl_window,
+        };
+        glium::backend::Context::new(backend, true, Default::default())
+    }
+    .unwrap();
+
+    context
+}