From b73b91a5c99f08154ba77c4b57f51f53f0983ad8 Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Thu, 27 Sep 2018 07:31:30 +0200
Subject: [PATCH] [dxgi] Implement slightly better QueryResourceResidency stub

This now returns redidency values for all queried resources, but
not the correct ons. May fix issues in Fallout 4?
---
 src/dxgi/dxgi_device.cpp | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/dxgi/dxgi_device.cpp b/src/dxgi/dxgi_device.cpp
index a675198e..65ef0ec2 100644
--- a/src/dxgi/dxgi_device.cpp
+++ b/src/dxgi/dxgi_device.cpp
@@ -97,8 +97,18 @@ namespace dxvk {
           IUnknown* const*      ppResources,
           DXGI_RESIDENCY*       pResidencyStatus,
           UINT                  NumResources) {
-    Logger::err("DxgiDevice::QueryResourceResidency: Not implemented");
-    return E_NOTIMPL;
+    static bool s_errorShown = false;
+
+    if (!std::exchange(s_errorShown, true))
+      Logger::err("DxgiDevice::QueryResourceResidency: Stub");
+    
+    if (!ppResources || !pResidencyStatus)
+      return E_INVALIDARG;
+
+    for (uint32_t i = 0; i < NumResources; i++)
+      pResidencyStatus[i] = DXGI_RESIDENCY_FULLY_RESIDENT;
+
+    return S_OK;
   }