From 2f48521ce7527cdd3bb06b0dc65ce5ebf2a57cc6 Mon Sep 17 00:00:00 2001
From: Ari Vuollet <ari.vuollet@kapsi.fi>
Date: Thu, 9 May 2024 20:09:27 +0300
Subject: [PATCH] Fallback to D3D11 devices without debug layers when
 unavailable

---
 .../DirectX/DX11/GPUDeviceDX11.cpp            | 23 ++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/Source/Engine/GraphicsDevice/DirectX/DX11/GPUDeviceDX11.cpp b/Source/Engine/GraphicsDevice/DirectX/DX11/GPUDeviceDX11.cpp
index 2d90b50ae..59f42f57e 100644
--- a/Source/Engine/GraphicsDevice/DirectX/DX11/GPUDeviceDX11.cpp
+++ b/Source/Engine/GraphicsDevice/DirectX/DX11/GPUDeviceDX11.cpp
@@ -71,7 +71,28 @@ static bool TryCreateDevice(IDXGIAdapter* adapter, D3D_FEATURE_LEVEL maxFeatureL
         context->Release();
         return true;
     }
-
+#if GPU_ENABLE_DIAGNOSTICS
+    deviceFlags &= ~D3D11_CREATE_DEVICE_DEBUG;
+    if (SUCCEEDED(D3D11CreateDevice(
+        adapter,
+        D3D_DRIVER_TYPE_UNKNOWN,
+        NULL,
+        deviceFlags,
+        &featureLevels[levelIndex],
+        ARRAY_COUNT(featureLevels) - levelIndex,
+        D3D11_SDK_VERSION,
+        &device,
+        featureLevel,
+        &context
+    )))
+    {
+        LOG(Warning, "Direct3D SDK debug layers were requested, but not available.");
+        device->Release();
+        context->Release();
+        return true;
+    }
+#endif
+    
     return false;
 }