nullvideo: initial release of null video backend

Source/Core/VideoBackends/Null/Render.cpp

@@ -0,0 +1,46 @@
+// Copyright 2015 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#include "Common/Logging/Log.h"
+
+#include "VideoBackends/Null/Render.h"
+
+#include "VideoCommon/VideoConfig.h"
+
+namespace Null
+{
+// Init functions
+Renderer::Renderer()
+{
+  g_Config.bRunning = true;
+  UpdateActiveConfig();
+}
+
+Renderer::~Renderer()
+{
+  g_Config.bRunning = false;
+  UpdateActiveConfig();
+}
+
+void Renderer::RenderText(const std::string& text, int left, int top, u32 color)
+{
+  NOTICE_LOG(VIDEO, "RenderText: %s\n", text.c_str());
+}
+
+TargetRectangle Renderer::ConvertEFBRectangle(const EFBRectangle& rc)
+{
+  TargetRectangle result;
+  result.left = rc.left;
+  result.top = rc.top;
+  result.right = rc.right;
+  result.bottom = rc.bottom;
+  return result;
+}
+
+void Renderer::SwapImpl(u32, u32, u32, u32, const EFBRectangle&, float)
+{
+  UpdateActiveConfig();
+}
+
+}  // namespace Null