From 24feb7822d4ff9b276089471abf9012f363b6878 Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Tue, 12 Dec 2017 01:07:07 +0100
Subject: [PATCH] [d3d11] Added class linkage stub, required for FX11 samples

---
 src/d3d11/d3d11_class_linkage.cpp | 53 +++++++++++++++++++++++++++++++
 src/d3d11/d3d11_class_linkage.h   | 45 ++++++++++++++++++++++++++
 src/d3d11/d3d11_device.cpp        | 11 +++----
 3 files changed, 103 insertions(+), 6 deletions(-)
 create mode 100644 src/d3d11/d3d11_class_linkage.cpp
 create mode 100644 src/d3d11/d3d11_class_linkage.h

diff --git a/src/d3d11/d3d11_class_linkage.cpp b/src/d3d11/d3d11_class_linkage.cpp
new file mode 100644
index 00000000..ceffe7c0
--- /dev/null
+++ b/src/d3d11/d3d11_class_linkage.cpp
@@ -0,0 +1,53 @@
+#include "d3d11_class_linkage.h"
+#include "d3d11_device.h"
+
+namespace dxvk {
+  
+  D3D11ClassLinkage::D3D11ClassLinkage(
+          D3D11Device*                pDevice)
+  : m_device(pDevice) {
+    
+  }
+  
+  
+  D3D11ClassLinkage::~D3D11ClassLinkage() {
+    
+  }
+  
+  
+  HRESULT D3D11ClassLinkage::QueryInterface(REFIID riid, void** ppvObject) {
+    COM_QUERY_IFACE(riid, ppvObject, IUnknown);
+    COM_QUERY_IFACE(riid, ppvObject, ID3D11DeviceChild);
+    COM_QUERY_IFACE(riid, ppvObject, ID3D11ClassLinkage);
+    
+    Logger::warn("D3D11ClassLinkage::QueryInterface: Unknown interface query");
+    return E_NOINTERFACE;
+  }
+  
+  
+  void D3D11ClassLinkage::GetDevice(ID3D11Device** ppDevice) {
+    *ppDevice = m_device.ref();
+  }
+  
+  
+  HRESULT D3D11ClassLinkage::CreateClassInstance(
+          LPCSTR              pClassTypeName,
+          UINT                ConstantBufferOffset,
+          UINT                ConstantVectorOffset,
+          UINT                TextureOffset,
+          UINT                SamplerOffset,
+          ID3D11ClassInstance **ppInstance) {
+    Logger::err("D3D11ClassLinkage::CreateClassInstance: Not implemented yet");
+    return E_NOTIMPL;
+  }
+  
+  
+  HRESULT D3D11ClassLinkage::GetClassInstance(
+          LPCSTR              pClassInstanceName,
+          UINT                InstanceIndex,
+          ID3D11ClassInstance **ppInstance) {
+    Logger::err("D3D11ClassLinkage::GetClassInstance: Not implemented yet");
+    return E_NOTIMPL;
+  }
+  
+}
diff --git a/src/d3d11/d3d11_class_linkage.h b/src/d3d11/d3d11_class_linkage.h
new file mode 100644
index 00000000..511e4d96
--- /dev/null
+++ b/src/d3d11/d3d11_class_linkage.h
@@ -0,0 +1,45 @@
+#pragma once
+
+#include "d3d11_device_child.h"
+
+namespace dxvk {
+  
+  class D3D11Device;
+  
+  // TODO implement properly
+  class D3D11ClassLinkage : public D3D11DeviceChild<ID3D11ClassLinkage> {
+    
+  public:
+    
+    D3D11ClassLinkage(
+            D3D11Device*                pDevice);
+    
+    ~D3D11ClassLinkage();
+    
+    HRESULT QueryInterface(
+            REFIID  riid,
+            void**  ppvObject) final;
+    
+    void GetDevice(
+            ID3D11Device **ppDevice) final;
+    
+    HRESULT CreateClassInstance(
+            LPCSTR              pClassTypeName,
+            UINT                ConstantBufferOffset,
+            UINT                ConstantVectorOffset,
+            UINT                TextureOffset,
+            UINT                SamplerOffset,
+            ID3D11ClassInstance **ppInstance);
+    
+    HRESULT GetClassInstance(
+            LPCSTR              pClassInstanceName,
+            UINT                InstanceIndex,
+            ID3D11ClassInstance **ppInstance);  
+    
+  private:
+    
+    Com<D3D11Device> m_device;
+    
+  };
+  
+}
diff --git a/src/d3d11/d3d11_device.cpp b/src/d3d11/d3d11_device.cpp
index 7b8244e3..77f1a562 100644
--- a/src/d3d11/d3d11_device.cpp
+++ b/src/d3d11/d3d11_device.cpp
@@ -1,6 +1,7 @@
 #include <cstring>
 
 #include "d3d11_buffer.h"
+#include "d3d11_class_linkage.h"
 #include "d3d11_context.h"
 #include "d3d11_device.h"
 #include "d3d11_input_layout.h"
@@ -795,8 +796,8 @@ namespace dxvk {
   
   
   HRESULT D3D11Device::CreateClassLinkage(ID3D11ClassLinkage** ppLinkage) {
-    Logger::err("D3D11Device::CreateClassLinkage: Not implemented");
-    return E_NOTIMPL;
+    *ppLinkage = ref(new D3D11ClassLinkage(this));
+    return S_OK;
   }
   
   
@@ -1185,10 +1186,8 @@ namespace dxvk {
     const void*                   pShaderBytecode,
           size_t                  BytecodeLength,
           ID3D11ClassLinkage*     pClassLinkage) {
-    if (pClassLinkage != nullptr) {
-      Logger::err("D3D11Device::CreateShaderModule: Class linkage not supported");
-      return E_INVALIDARG;
-    }
+    if (pClassLinkage != nullptr)
+      Logger::warn("D3D11Device::CreateShaderModule: Class linkage not supported");
     
     try {
       *pShaderModule = D3D11ShaderModule(