IDirect3DSurface9::ReleaseDC method (d3d9.h)

Release a device context handle.

Syntax

HRESULT ReleaseDC(
  HDC hdc
);

Parameters

hdc

Type: HDC

Handle to a device context.

Return value

Type: HRESULT

If the method succeeds, the return value is D3D_OK. D3DERR_INVALIDCALL is returned if the argument is invalid.

Remarks

An hdc is a Windows resource. It must be released after use so Windows can return it to the pool of available resources.

This method will release only the device context returned by IDirect3DSurface9::GetDC. Otherwise, this method will fail.

Requirements

   
Target Platform Windows
Header d3d9.h (include D3D9.h)
Library D3D9.lib

See also

IDirect3DSurface9

IDirect3DSurface9::GetDC