From a753656be37593e892076d0667e060d271ede121 Mon Sep 17 00:00:00 2001
From: Max Bergmark <max.bergmark@gmail.com>
Date: Wed, 27 May 2026 09:06:23 +0200
Subject: [PATCH] Add COPY_SRC to surface usages if supported

---
 wgpu/src/window/compositor.rs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/wgpu/src/window/compositor.rs b/wgpu/src/window/compositor.rs
index 31af6daa5b..402506344d 100644
--- a/wgpu/src/window/compositor.rs
+++ b/wgpu/src/window/compositor.rs
@@ -309,10 +309,17 @@ impl graphics::Compositor for Compositor {
     }
 
     fn configure_surface(&mut self, surface: &mut Self::Surface, width: u32, height: u32) {
+        let capabilities = surface.get_capabilities(&self.adapter);
+        let has_copy_src = capabilities.usages.contains(wgpu::TextureUsages::COPY_SRC);
+        let usage = if has_copy_src {
+            wgpu::TextureUsages::RENDER_ATTACHMENT | wgpu::TextureUsages::COPY_SRC
+        } else {
+            wgpu::TextureUsages::RENDER_ATTACHMENT
+        };
         surface.configure(
             &self.engine.device,
             &wgpu::SurfaceConfiguration {
-                usage: wgpu::TextureUsages::RENDER_ATTACHMENT,
+                usage,
                 format: self.format,
                 present_mode: self.settings.present_mode,
                 width,