RakNet/DependentExtensions/SQLite3Plugin/Logger/ClientOnly/Optional/DX9_BackbufferGrabber.h

#include <d3dx9.h>
#include "SQLiteLoggerCommon.h"

class DX9_BackbufferGrabber
{
public:
	// Width and height are size of the surface to copy to
	DX9_BackbufferGrabber();
	~DX9_BackbufferGrabber();

	// Call before using LockBackbufferCopy or ReleaseBackbufferCopy
	void InitBackbufferGrabber(LPDIRECT3DDEVICE9 pd3dDevice, int _width, int _height);

	// blob is an output parameter. Unchanged if the copy fails.
	// blob->data is only valid until you call ReleaseBackbufferCopy
	// If pd3dDevice is 0, it will use whatever was passed to InitBackbufferGrabber
	void LockBackbufferCopy(RakNet::RGBImageBlob *blob);

	// Call ReleaseBackbufferCopy after calling LockBackbufferCopy, when you are done with blob.
	void ReleaseBackbufferCopy(void);
	
protected:
	IDirect3DSurface9 * pDestSurface, *pRenderTargetSurface;
	int width;
	int height;
	bool needsUnlock;
	LPDIRECT3DDEVICE9 deviceUsedToInit;
};