From 82c6a5eb1a9923a7944f86c263ae6b44d7b99fee Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Fri, 3 May 2019 16:41:16 +0200
Subject: [PATCH] [d3d11] Implement D3D11Device::CreateDeviceContextState

---
 src/d3d11/d3d11_device.cpp | 32 ++++++++++++++++++++++++++++++--
 src/d3d11/d3d11_device.h   |  4 ++--
 2 files changed, 32 insertions(+), 4 deletions(-)

diff --git a/src/d3d11/d3d11_device.cpp b/src/d3d11/d3d11_device.cpp
index cbd4e2ee..5c86e5a8 100644
--- a/src/d3d11/d3d11_device.cpp
+++ b/src/d3d11/d3d11_device.cpp
@@ -18,6 +18,7 @@
 #include "d3d11_resource.h"
 #include "d3d11_sampler.h"
 #include "d3d11_shader.h"
+#include "d3d11_state_object.h"
 #include "d3d11_swapchain.h"
 #include "d3d11_texture.h"
 
@@ -1045,9 +1046,36 @@ namespace dxvk {
           D3D_FEATURE_LEVEL*          pChosenFeatureLevel, 
           ID3DDeviceContextState**    ppContextState) {
     InitReturnPtr(ppContextState);
+
+    if (!pFeatureLevels || FeatureLevels == 0)
+      return E_INVALIDARG;
     
-    Logger::err("D3D11Device::CreateDeviceContextState: Not implemented");
-    return E_NOTIMPL;
+    if (EmulatedInterface != __uuidof(ID3D10Device)
+     && EmulatedInterface != __uuidof(ID3D10Device1)
+     && EmulatedInterface != __uuidof(ID3D11Device)
+     && EmulatedInterface != __uuidof(ID3D11Device1))
+      return E_INVALIDARG;
+    
+    UINT flId;
+    for (flId = 0; flId < FeatureLevels; flId++) {
+      if (CheckFeatureLevelSupport(m_dxvkAdapter, pFeatureLevels[flId]))
+        break;
+    }
+
+    if (flId == FeatureLevels)
+      return E_INVALIDARG;
+
+    if (pFeatureLevels[flId] > m_featureLevel)
+      m_featureLevel = pFeatureLevels[flId];
+    
+    if (pChosenFeatureLevel)
+      *pChosenFeatureLevel = pFeatureLevels[flId];
+    
+    if (!ppContextState)
+      return S_FALSE;
+    
+    *ppContextState = ref(new D3D11DeviceContextState(this));
+    return S_OK;
   }
   
   HRESULT STDMETHODCALLTYPE D3D11Device::OpenSharedResource(
diff --git a/src/d3d11/d3d11_device.h b/src/d3d11/d3d11_device.h
index 62643f65..3017b4ca 100644
--- a/src/d3d11/d3d11_device.h
+++ b/src/d3d11/d3d11_device.h
@@ -344,8 +344,8 @@ namespace dxvk {
     
     IDXGIObject*                    m_container;
 
-    const D3D_FEATURE_LEVEL         m_featureLevel;
-    const UINT                      m_featureFlags;
+    D3D_FEATURE_LEVEL               m_featureLevel;
+    UINT                            m_featureFlags;
     
     const Rc<DxvkDevice>            m_dxvkDevice;
     const Rc<DxvkAdapter>           m_dxvkAdapter;