From ca59d8e74bdac79573f85ada131d98f2b54e43ef Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Tue, 28 Apr 2020 15:20:43 +0200
Subject: [PATCH] [dxgi] Implement DXGIDeclareAdapterRemovalSupport

---
 src/dxgi/dxgi.def      |  1 +
 src/dxgi/dxgi_main.cpp | 10 ++++++++++
 2 files changed, 11 insertions(+)

diff --git a/src/dxgi/dxgi.def b/src/dxgi/dxgi.def
index 53710457..39417b5f 100644
--- a/src/dxgi/dxgi.def
+++ b/src/dxgi/dxgi.def
@@ -3,3 +3,4 @@ EXPORTS
     CreateDXGIFactory
     CreateDXGIFactory1
     CreateDXGIFactory2
+    DXGIDeclareAdapterRemovalSupport
diff --git a/src/dxgi/dxgi_main.cpp b/src/dxgi/dxgi_main.cpp
index 0ca0f2b1..0d09f043 100644
--- a/src/dxgi/dxgi_main.cpp
+++ b/src/dxgi/dxgi_main.cpp
@@ -34,4 +34,14 @@ extern "C" {
   DLLEXPORT HRESULT __stdcall CreateDXGIFactory(REFIID riid, void **ppFactory) {
     return dxvk::createDxgiFactory(0, riid, ppFactory);
   }
+
+  DLLEXPORT HRESULT __stdcall DXGIDeclareAdapterRemovalSupport() {
+    static bool enabled = false;
+
+    if (std::exchange(enabled, true))
+      return 0x887a0036; // DXGI_ERROR_ALREADY_EXISTS;
+
+    dxvk::Logger::warn("DXGIDeclareAdapterRemovalSupport: Stub");
+    return S_OK;
+  }
 }
\ No newline at end of file