implement some code to reduce the amounts of calls to setup vertex format, in d3d9 it gives no noticeable speedup, in opengl it still does not work right.

thanks to neobrain for the idea

Source/Plugins/Plugin_VideoDX9/Src/VertexManager.h

@@ -40,6 +40,7 @@ private:
 	u32 m_index_buffer_size;
 	u32 m_buffers_count;
 	u32 m_current_vertex_buffer;
+	u32 m_current_stride;
 	u32 m_current_index_buffer;
 	LPDIRECT3DVERTEXBUFFER9 *m_vertex_buffers;
 	LPDIRECT3DINDEXBUFFER9 *m_index_buffers;