[D3D12] ID3D12Device creation

src/xenia/ui/d3d12/d3d12_provider.h

@@ -0,0 +1,59 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2018 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#ifndef XENIA_UI_D3D12_D3D12_PROVIDER_H_
+#define XENIA_UI_D3D12_D3D12_PROVIDER_H_
+
+#include <memory>
+
+#include "xenia/ui/d3d12/d3d12_api.h"
+#include "xenia/ui/graphics_provider.h"
+
+namespace xe {
+namespace ui {
+namespace d3d12 {
+
+class D3D12Provider : public GraphicsProvider {
+ public:
+  ~D3D12Provider() override;
+
+  static std::unique_ptr<D3D12Provider> Create(Window* main_window);
+
+  IDXGIFactory2* get_dxgi_factory() const { return dxgi_factory_; }
+  ID3D12Device* get_device() const { return device_; }
+  ID3D12CommandQueue* get_direct_queue() const { return direct_queue_; }
+
+  uint32_t get_descriptor_size_view() const { return descriptor_size_view_; }
+  uint32_t get_descriptor_size_sampler() const {
+    return descriptor_size_sampler_;
+  }
+  uint32_t get_descriptor_size_rtv() const { return descriptor_size_rtv_; }
+  uint32_t get_descriptor_size_dsv() const { return descriptor_size_dsv_; }
+
+ private:
+  explicit D3D12Provider(Window* main_window);
+
+  bool Initialize();
+  static bool IsDeviceSupported(ID3D12Device* device);
+
+  IDXGIFactory2* dxgi_factory_ = nullptr;
+  ID3D12Device* device_ = nullptr;
+  ID3D12CommandQueue* direct_queue_ = nullptr;
+
+  uint32_t descriptor_size_view_;
+  uint32_t descriptor_size_sampler_;
+  uint32_t descriptor_size_rtv_;
+  uint32_t descriptor_size_dsv_;
+};
+
+}  // namespace d3d12
+}  // namespace ui
+}  // namespace xe
+
+#endif  // XENIA_UI_D3D12_D3D12_PROVIDER_H_