Add raw_handle method for metal texture (gfx-rs#6894)

* Add `raw_handle` method for metal texture

* Add raw_handle method for metal texture (gfx-rs#6894)

CHANGELOG.md

@@ -173,6 +173,7 @@ By @wumpf in [#6849](https://github.com/gfx-rs/wgpu/pull/6849).
 
 - Allow using some 32-bit floating-point atomic operations (load, store, add, sub, exchange) in shaders. It requires Metal 3.0+ with Apple 7, 8, 9 or Mac 2. By @AsherJingkongChen in [#6234](https://github.com/gfx-rs/wgpu/pull/6234).
 - Add build support for Apple Vision Pro. By @guusw in [#6611](https://github.com/gfx-rs/wgpu/pull/6611).
+- Add `raw_handle` method to access raw Metal textures in [#6894](https://github.com/gfx-rs/wgpu/pull/6894).
 
 #### Changes
 

wgpu-hal/src/metal/mod.rs

@@ -518,6 +518,15 @@ pub struct Texture {
     copy_size: crate::CopyExtent,
 }
 
+impl Texture {
+    /// # Safety
+    ///
+    /// - The texture handle must not be manually destroyed
+    pub unsafe fn raw_handle(&self) -> &metal::Texture {
+        &self.raw
+    }
+}
+
 impl crate::DynTexture for Texture {}
 
 unsafe impl Send for Texture {}