move the GPU initialization out of the bridge

src/lib.rs

@@ -1,6 +1,7 @@
 use std::error::Error;
 
 use glam::{Mat4, UVec2, Vec3, Vec4, vec3, vec4};
+use wgpu::rwh::{RawDisplayHandle, RawWindowHandle};
 
 pub use crate::ffi::RedrawArgs;
 
@@ -246,27 +247,11 @@ pub async fn init_gpu_inner<E: Error + 'static>(
 	})
 }
 
-#[diplomat::bridge]
+impl Gpu {
-mod ffi {
+	unsafe fn new_raw(
-	use std::{num::NonZero, ptr::NonNull};
-
-	use crate::{Gpu, init_gpu_inner};
-	use glam::uvec2;
-	use wgpu::rwh::{RawDisplayHandle, RawWindowHandle, XcbDisplayHandle, XcbWindowHandle};
-
-	#[derive(Debug, Clone, Copy)]
-	#[repr(C)]
-	pub struct RedrawArgs {
-		pub cam_yaw: f32,
-		pub cam_pitch: f32,
-		pub cam_distance: f32,
-		pub cam_fovy: f32,
-	}
-
-	unsafe fn create_gpu(
 		display: impl Into<RawDisplayHandle>,
 		window: impl Into<RawWindowHandle>,
-	) -> Gpu {
+	) -> Self {
 		let target = wgpu::SurfaceTargetUnsafe::RawHandle {
 			raw_display_handle: display.into(),
 			raw_window_handle: window.into(),
@@ -277,6 +262,23 @@ mod ffi {
 		.unwrap();
 		gpu
 	}
+}
+
+#[diplomat::bridge]
+mod ffi {
+	use std::{num::NonZero, ptr::NonNull};
+
+	use glam::uvec2;
+	use wgpu::rwh::{XcbDisplayHandle, XcbWindowHandle};
+
+	#[derive(Debug, Clone, Copy)]
+	#[repr(C)]
+	pub struct RedrawArgs {
+		pub cam_yaw: f32,
+		pub cam_pitch: f32,
+		pub cam_distance: f32,
+		pub cam_fovy: f32,
+	}
 
 	#[diplomat::opaque_mut]
 	pub struct Core(crate::Core);
@@ -286,7 +288,7 @@ mod ffi {
 			let display =
 				XcbDisplayHandle::new(Some(NonNull::new(connection as *mut _).unwrap()), 0);
 			let window = XcbWindowHandle::new(NonZero::new(window).unwrap());
-			let gpu = unsafe { create_gpu(display, window) };
+			let gpu = unsafe { crate::Gpu::new_raw(display, window) };
 			let size = uvec2(width, height);
 			Box::new(Self(crate::Core::new(gpu, size)))
 		}