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IDirectDrawSurface7::FreePrivateData method (ddraw.h)

  • Article

Frees the specified private data that is associated with this surface.

Syntax

HRESULT FreePrivateData(
  [in] REFGUID unnamedParam1
);

Parameters

[in] unnamedParam1

Reference to (C++) or address of (C) the globally unique identifier that identifies the private data to be freed.

Return value

If the method succeeds, the return value is DD_OK.

If it fails, the method can return one of the following error values:

  • DDERR_INVALIDOBJECT
  • DDERR_INVALIDPARAMS
  • DDERR_NOTFOUND

Remarks

DirectDraw calls this method automatically when a surface is released.

If the private data was set by using the DDSPD_IUNKNOWNPOINTER flag, FreePrivateData calls the IUnknown::Release method on the associated interface.

Requirements

Requirement Value
Target Platform Windows
Header ddraw.h
Library Ddraw.lib
DLL Ddraw.dll

See also

IDirectDrawSurface7