fix: fix various compile error.

- fix various compile error to let plugin now can be compiled.

materializer/PluginMain.hpp

@@ -0,0 +1,12 @@
+#pragma once
+#include "stdafx.hpp"
+
+namespace VSW::Materializer::PluginMain {
+
+#ifdef MATERIALIZER_PLUGIN
+	void InitializePluginInfo();
+	PluginInfo* GetPluginInfo();
+	PluginInterface* GetPluginInterface();
+#endif
+
+}