normalize common filenames in VideoBackends/D3D12

Source/Core/VideoBackends/D3D12/D3D12BoundingBox.h

@@ -0,0 +1,49 @@
+// Copyright 2019 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#pragma once
+#include <memory>
+#include "VideoBackends/D3D12/Common.h"
+#include "VideoBackends/D3D12/D3D12StreamBuffer.h"
+#include "VideoBackends/D3D12/DescriptorHeapManager.h"
+
+namespace DX12
+{
+class BoundingBox
+{
+public:
+  ~BoundingBox();
+
+  static std::unique_ptr<BoundingBox> Create();
+
+  const DescriptorHandle& GetGPUDescriptor() const { return m_gpu_descriptor; }
+
+  s32 Get(size_t index);
+  void Set(size_t index, s32 value);
+
+  void Invalidate();
+  void Flush();
+
+private:
+  using ValueType = s32;
+  static const u32 NUM_VALUES = 4;
+  static const u32 BUFFER_SIZE = sizeof(ValueType) * NUM_VALUES;
+  static const u32 MAX_UPDATES_PER_FRAME = 128;
+  static const u32 STREAM_BUFFER_SIZE = BUFFER_SIZE * MAX_UPDATES_PER_FRAME;
+
+  BoundingBox();
+
+  bool CreateBuffers();
+  void Readback();
+
+  // Three buffers: GPU for read/write, CPU for reading back, and CPU for staging changes.
+  ComPtr<ID3D12Resource> m_gpu_buffer;
+  ComPtr<ID3D12Resource> m_readback_buffer;
+  StreamBuffer m_upload_buffer;
+  DescriptorHandle m_gpu_descriptor;
+  std::array<ValueType, NUM_VALUES> m_values = {};
+  std::array<bool, NUM_VALUES> m_dirty = {};
+  bool m_valid = true;
+};
+};  // namespace DX12