From 321bd64ba2e1674937116333d76d27dd05b429c9 Mon Sep 17 00:00:00 2001
From: teoxoy <28601907+teoxoy@users.noreply.github.com>
Date: Thu, 12 Sep 2024 12:04:19 +0200
Subject: [PATCH] add `Adapter::backend()`

---
 wgpu-core/src/device/resource.rs | 4 ++--
 wgpu-core/src/instance.rs        | 7 ++++++-
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/wgpu-core/src/device/resource.rs b/wgpu-core/src/device/resource.rs
index 883703fa1..f84b2c573 100644
--- a/wgpu-core/src/device/resource.rs
+++ b/wgpu-core/src/device/resource.rs
@@ -285,7 +285,7 @@ impl Device {
                     Ok(mut trace) => {
                         trace.add(trace::Action::Init {
                             desc: desc.clone(),
-                            backend: adapter.raw.backend(),
+                            backend: adapter.backend(),
                         });
                         Some(trace)
                     }
@@ -311,7 +311,7 @@ impl Device {
 
     /// Returns the backend this device is using.
     pub fn backend(&self) -> wgt::Backend {
-        self.adapter.raw.backend()
+        self.adapter.backend()
     }
 
     pub fn is_valid(&self) -> bool {
diff --git a/wgpu-core/src/instance.rs b/wgpu-core/src/instance.rs
index 02a23740c..517eabfeb 100644
--- a/wgpu-core/src/instance.rs
+++ b/wgpu-core/src/instance.rs
@@ -273,6 +273,11 @@ impl Adapter {
         Self { raw }
     }
 
+    /// Returns the backend this adapter is using.
+    pub fn backend(&self) -> Backend {
+        self.raw.backend()
+    }
+
     pub fn is_surface_supported(&self, surface: &Surface) -> bool {
         // If get_capabilities returns Err, then the API does not advertise support for the surface.
         //
@@ -389,7 +394,7 @@ impl Adapter {
         }
 
         let caps = &self.raw.capabilities;
-        if Backends::PRIMARY.contains(Backends::from(self.raw.backend()))
+        if Backends::PRIMARY.contains(Backends::from(self.backend()))
             && !caps.downlevel.is_webgpu_compliant()
         {
             let missing_flags = wgt::DownlevelFlags::compliant() - caps.downlevel.flags;