From ee87d7fae7fcdd1c2a0301cae7063ae4e3dbfba5 Mon Sep 17 00:00:00 2001
From: Dzmitry Malyshau <kvarkus@gmail.com>
Date: Sat, 28 Nov 2020 12:12:51 -0500
Subject: [PATCH] Flush write_texture staging memory

---
 wgpu-core/src/device/queue.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/wgpu-core/src/device/queue.rs b/wgpu-core/src/device/queue.rs
index 6a43320b48..ccd55b185e 100644
--- a/wgpu-core/src/device/queue.rs
+++ b/wgpu-core/src/device/queue.rs
@@ -401,6 +401,9 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
             }
         }
         stage.memory.unmap(&device.raw);
+        if !stage.memory.is_coherent() {
+            stage.memory.flush_range(&device.raw, 0, None)?;
+        }
 
         let region = hal::command::BufferImageCopy {
             buffer_offset: 0,