//********************************** Banshee Engine (www.banshee3d.com) **************************************************//
//**************** Copyright (c) 2016 Marko Pintera (marko.pintera@gmail.com). All rights reserved. **********************//
#pragma once

#include <string>
#include "BsRenderAPIFactory.h"
#include "BsRenderAPIManager.h"
#include "BsD3D9RenderAPI.h"

namespace BansheeEngine
{
	/** @addtogroup D3D9
	 *  @{
	 */

	const String SystemName = "BansheeD3D9RenderSystem";

	/**	Handles creation of the DX9 render system. */
	class D3D9RenderAPIFactory : public RenderAPIFactory
	{
	public:
		/** @copydoc RenderSystemFactory::create */
		void create() override;

		/** @copydoc RenderSystemFactory::name */
		const String& name() const override { return SystemName; }

	private:
		/**	Registers the factory with the render system manager when constructed. */
		class InitOnStart
		{
			public:
				InitOnStart() 
				{ 
					static RenderAPIFactoryPtr newFactory;
					if(newFactory == nullptr)
					{
						newFactory = bs_shared_ptr_new<D3D9RenderAPIFactory>();
						RenderAPIManager::instance().registerFactory(newFactory);
					}
				}
		};

		static InitOnStart initOnStart; // Makes sure factory is registered on program start
	};

	/** @} */
}