wgpu: Add get_configuration to Surface (#8664)

Author: sagudev

CHANGELOG.md

@@ -163,6 +163,7 @@ By @cwfitzgerald in [#8609](https://github.com/gfx-rs/wgpu/pull/8609).
 - Implement shader triangle barycentric coordinate builtins. By @atlv24 in [#8320](https://github.com/gfx-rs/wgpu/pull/8320).
 - Added support for binding arrays of storage textures on Metal. By @msvbg in [#8464](https://github.com/gfx-rs/wgpu/pull/8464)
 - Added support for multisampled texture arrays on Vulkan through adapter feature `MULTISAMPLE_ARRAY`. By @LaylBongers in [#8571](https://github.com/gfx-rs/wgpu/pull/8571).
+- Added `get_configuration` to `wgpu::Surface`, that returns the current configuration of `wgpu::Surface`. By @sagudev in [#8664](https://github.com/gfx-rs/wgpu/pull/8664).
 
 ### Changes
 

wgpu/src/api/surface.rs

@@ -99,6 +99,13 @@ impl Surface<'_> {
         *conf = Some(config.clone());
     }
 
+    /// Returns the current configuration of [`Surface`], if configured.
+    ///
+    /// This is similar to [WebGPU `GPUcCanvasContext::getConfiguration`](https://gpuweb.github.io/gpuweb/#dom-gpucanvascontext-getconfiguration).
+    pub fn get_configuration(&self) -> Option<SurfaceConfiguration> {
+        self.config.lock().clone()
+    }
+
     /// Returns the next texture to be presented by the swapchain for drawing.
     ///
     /// In order to present the [`SurfaceTexture`] returned by this method,