Microsoft DirectX 8.1 (C++) |
The GetBlendingParameter method retrieves the value of the blending parameter that defines how a secondary stream is blended with a primary stream.
Syntax
HRESULT GetBlendingParameter(
DWORD *pdwBlendingParameter
);
Parameters
pdwBlendingParameter
[out] Pointer to a value between 0 and 255 that indicates the amount of blending between a primary stream and a secondary stream.
Return Value
Returns an HRESULT value. Possible values include the following:
Value | Description |
E_UNEXPECTED | Method called on primary stream. |
E_INVALIDARG | Value outside of possible range (0-255). |
S_OK | Success. |
Remarks
A value of zero indicates that the secondary stream is invisible; a value of 255 indicates the primary stream is invisible in the area that the secondary stream occupies.
See Also