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This method retrieves the viewport parameters currently set for the device.
[out] Pointer to a D3DMVIEWPORT structure, that represents the returned viewport parameters.
If the method succeeds, the return value is D3DM_OK (see D3DM Values).
If the method fails, the return value can be D3DMERR_INVALIDCALL (see D3DMERR Values).
|Windows Embedded CE||Windows CE 5.0 and later|
|Windows Mobile||Windows Mobile Version 5.0 and later|