Ddraw tweaks

No primary SYSTEMMEMORY

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No backbuffer SYSTEMMEMORY

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Lock/Unlock Pitch Fix

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Width not power of 2 fix

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Fix ddraw refcount

FIXREFCOUNTER

Decrement the reference counter of some objects to properly track all of DxWnd's service objects.

Return 0 refcount

RETURNNULLREF

Always return a 0 reference counter when a surface or DirectDraw session is released.

Suppress overlay capability

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Set minimal caps

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Deinterlace movies

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Set ZBufferBitDepths capability

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Limit ddraw interface

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Forces HEL

FORCESHEL

Forces Hardware Emulation Layer.

Full RECT blit

Causes every blit operation to the primary surface to be applied to the full surface (NULL rect coordinates). It allows you to recover from improper surface handling, but this situation should be classified more properly as a bug in DxWnd.

Win7 color fix

COLORFIX

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Suppress D3D8/9 reset

NOD3DRESET

Do not perform the D3D reset operation.