nullvideo: initial release of null video backend

Source/Core/VideoBackends/Null/VertexManager.h

@@ -0,0 +1,28 @@
+// Copyright 2015 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <vector>
+
+#include "VideoCommon/VertexManagerBase.h"
+
+namespace Null
+{
+class VertexManager : public VertexManagerBase
+{
+public:
+  VertexManager();
+  ~VertexManager();
+  NativeVertexFormat* CreateNativeVertexFormat(const PortableVertexDeclaration& vtx_decl) override;
+
+protected:
+  void ResetBuffer(u32 stride) override;
+
+private:
+  void vFlush(bool use_dst_alpha) override;
+  std::vector<u8> m_local_v_buffer;
+  std::vector<u16> m_local_i_buffer;
+};
+}