From ea15f22492bfd1d4570e56c2c1190e5b3e859231 Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Sun, 15 Oct 2017 21:38:09 +0200
Subject: [PATCH] [d3d11] Added buffer stub

---
 src/d3d11/d3d11_buffer.cpp | 40 ++++++++++++++++++++++++++++++++++++++
 src/d3d11/d3d11_buffer.h   | 40 ++++++++++++++++++++++++++++++++++++++
 src/d3d11/d3d11_device.cpp | 18 +++++++++++++++--
 src/d3d11/d3d11_device.h   |  4 ++++
 src/d3d11/d3d11_resource.h | 26 +++++++++++++++++++++++++
 src/d3d11/meson.build      |  1 +
 6 files changed, 127 insertions(+), 2 deletions(-)
 create mode 100644 src/d3d11/d3d11_buffer.cpp
 create mode 100644 src/d3d11/d3d11_buffer.h
 create mode 100644 src/d3d11/d3d11_resource.h

diff --git a/src/d3d11/d3d11_buffer.cpp b/src/d3d11/d3d11_buffer.cpp
new file mode 100644
index 000000000..a3c514a1e
--- /dev/null
+++ b/src/d3d11/d3d11_buffer.cpp
@@ -0,0 +1,40 @@
+#include "d3d11_buffer.h"
+#include "d3d11_device.h"
+
+namespace dxvk {
+  
+  D3D11Buffer::D3D11Buffer(
+          D3D11Device*        device,
+    const D3D11_BUFFER_DESC&  desc) {
+    TRACE(this, device);
+  }
+  
+  
+  D3D11Buffer::~D3D11Buffer() {
+    TRACE(this);
+  }
+  
+  
+  HRESULT D3D11Buffer::QueryInterface(REFIID riid, void** ppvObject) {
+    COM_QUERY_IFACE(riid, ppvObject, ID3D11Buffer);
+    
+    Logger::warn("D3D11Buffer::QueryInterface: Unknown interface query");
+    return E_NOINTERFACE;
+  }
+  
+  
+  void D3D11Buffer::GetDevice(ID3D11Device** ppDevice) {
+    *ppDevice = m_device.ref();
+  }
+  
+  
+  void D3D11Buffer::GetType(D3D11_RESOURCE_DIMENSION* pResourceDimension) {
+    *pResourceDimension = D3D11_RESOURCE_DIMENSION_BUFFER;
+  }
+  
+  
+  void D3D11Buffer::GetDesc(D3D11_BUFFER_DESC* pDesc) {
+    *pDesc = m_desc;
+  }
+  
+}
diff --git a/src/d3d11/d3d11_buffer.h b/src/d3d11/d3d11_buffer.h
new file mode 100644
index 000000000..801e27f2a
--- /dev/null
+++ b/src/d3d11/d3d11_buffer.h
@@ -0,0 +1,40 @@
+#pragma once
+
+#include <dxvk_device.h>
+
+#include "d3d11_resource.h"
+
+namespace dxvk {
+  
+  class D3D11Device;
+  
+  class D3D11Buffer : public D3D11Resource<ID3D11Buffer> {
+    
+  public:
+    
+    D3D11Buffer(
+            D3D11Device*        device,
+      const D3D11_BUFFER_DESC&  desc);
+    ~D3D11Buffer();
+    
+    HRESULT QueryInterface(
+            REFIID  riid,
+            void**  ppvObject) final;
+    
+    void GetDevice(
+            ID3D11Device **ppDevice) final;
+    
+    void GetType(
+            D3D11_RESOURCE_DIMENSION *pResourceDimension) final;
+    
+    void GetDesc(
+            D3D11_BUFFER_DESC *pDesc);
+    
+  private:
+    
+    Com<D3D11Device>  m_device;
+    D3D11_BUFFER_DESC m_desc;
+    
+  };
+  
+}
diff --git a/src/d3d11/d3d11_device.cpp b/src/d3d11/d3d11_device.cpp
index 39804c1ea..fec4122a8 100644
--- a/src/d3d11/d3d11_device.cpp
+++ b/src/d3d11/d3d11_device.cpp
@@ -1,5 +1,6 @@
 #include <cstring>
 
+#include "d3d11_buffer.h"
 #include "d3d11_context.h"
 #include "d3d11_device.h"
 
@@ -42,8 +43,21 @@ namespace dxvk {
     const D3D11_BUFFER_DESC*      pDesc,
     const D3D11_SUBRESOURCE_DATA* pInitialData,
           ID3D11Buffer**          ppBuffer) {
-    Logger::err("D3D11Device::CreateBuffer: Not implemented");
-    return E_NOTIMPL;
+    if (ppBuffer == nullptr)
+      return S_OK;
+    
+    if (pInitialData != nullptr) {
+      Logger::err("D3D11Device::CreateBuffer: pInitialData != NULL not supported");
+      return E_FAIL;
+    }
+    
+    try {
+      *ppBuffer = ref(new D3D11Buffer(this, *pDesc));
+      return S_OK;
+    } catch (const DxvkError& e) {
+      Logger::err(e.message());
+      return E_FAIL;
+    }
   }
   
   
diff --git a/src/d3d11/d3d11_device.h b/src/d3d11/d3d11_device.h
index bb9cfa11d..96026ba2c 100644
--- a/src/d3d11/d3d11_device.h
+++ b/src/d3d11/d3d11_device.h
@@ -215,6 +215,10 @@ namespace dxvk {
     
     UINT GetExceptionMode() final;
     
+    DxvkDevice* GetDXVKDevice() {
+      return m_dxvkDevice.ptr();
+    }
+    
     static bool CheckFeatureLevelSupport(
             D3D_FEATURE_LEVEL featureLevel);
     
diff --git a/src/d3d11/d3d11_resource.h b/src/d3d11/d3d11_resource.h
new file mode 100644
index 000000000..18405144d
--- /dev/null
+++ b/src/d3d11/d3d11_resource.h
@@ -0,0 +1,26 @@
+#pragma once
+
+#include "d3d11_device_child.h"
+
+namespace dxvk {
+  
+  template<typename Base>
+  class D3D11Resource : public D3D11DeviceChild<Base> {
+    
+  public:
+    
+    UINT GetEvictionPriority() final {
+      return m_evictionPriority;
+    }
+    
+    void SetEvictionPriority(UINT EvictionPriority) final {
+      m_evictionPriority = EvictionPriority;
+    }
+    
+  private:
+    
+    UINT m_evictionPriority = 0;
+    
+  };
+  
+}
diff --git a/src/d3d11/meson.build b/src/d3d11/meson.build
index b9955139b..b454f772e 100644
--- a/src/d3d11/meson.build
+++ b/src/d3d11/meson.build
@@ -1,4 +1,5 @@
 d3d11_src = [
+  'd3d11_buffer.cpp',
   'd3d11_context.cpp',
   'd3d11_device.cpp',
   'd3d11_main.cpp',