2 files changed, 20 insertions, 0 deletions
diff --git a/graphics/src/window/compositor.rs b/graphics/src/window/compositor.rs
index 04a87bc6..0c4cadcd 100644
--- a/graphics/src/window/compositor.rs
+++ b/graphics/src/window/compositor.rs
@@ -1,3 +1,5 @@
+//! A compositor is responsible for initializing a renderer and managing window
+//! surfaces.
 use crate::{Color, Error, Viewport};
 
 use raw_window_handle::HasRawWindowHandle;
@@ -38,6 +40,9 @@ pub trait Compositor: Sized {
         height: u32,
     );
 
+    /// Returns [`GraphicsInformation`] used by this [`Compositor`].
+    fn fetch_information(&self) -> Information;
+
     /// Presents the [`Renderer`] primitives to the next frame of the given [`Surface`].
     ///
     /// [`Renderer`]: Self::Renderer
@@ -72,3 +77,12 @@ pub enum SurfaceError {
     #[error("There is no more memory left to allocate a new frame")]
     OutOfMemory,
 }
+
+/// Contains informations about the graphics (e.g. graphics adapter, graphics backend).
+#[derive(Debug)]
+pub struct Information {
+    /// Contains the graphics adapter.
+    pub adapter: String,
+    /// Contains the graphics backend.
+    pub backend: String,
+}
diff --git a/graphics/src/window/gl_compositor.rs b/graphics/src/window/gl_compositor.rs
index b1b995f1..4ff17366 100644
--- a/graphics/src/window/gl_compositor.rs
+++ b/graphics/src/window/gl_compositor.rs
@@ -1,3 +1,6 @@
+//! A compositor is responsible for initializing a renderer and managing window
+//! surfaces.
+use crate::compositor::Information;
 use crate::{Color, Error, Size, Viewport};
 
 use core::ffi::c_void;
@@ -48,6 +51,9 @@ pub trait GLCompositor: Sized {
     /// Resizes the viewport of the [`GLCompositor`].
     fn resize_viewport(&mut self, physical_size: Size<u32>);
 
+    /// Returns [`GraphicsInformation`] used by this [`Compositor`].
+    fn fetch_information(&self) -> Information;
+
     /// Presents the primitives of the [`Renderer`] to the next frame of the
     /// [`GLCompositor`].
     ///