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D3DKMTUnregisterTrimNotification is used to remove a callback registration for a kernel mode device receiving notifications from a graphics framework (such as OpenGL).
Note The callback must be unregistered prior to unloading the module that contains the callback function and destroying the registered kernel mode device.
Syntax
NTSTATUS D3DKMTUnregisterTrimNotification(
D3DKMT_UNREGISTERTRIMNOTIFICATION *unnamedParam1
);
Parameters
unnamedParam1
pData [in, out]
A pointer to a D3DKMT_UNREGISTERTRIMNOTIFICATION structure that describes the operation.
Return value
Returns one of the following values:
| Return code | Description |
|---|---|
| STATUS_SUCCESS | The operation was performed successfully. |
| STATUS_INVALID_PARAMETER | Parameters were validated and determined to be incorrect. |
This function might also return other NTSTATUS values.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 10 |
| Minimum supported server | Windows Server 2016 |
| Target Platform | Universal |
| Header | d3dkmthk.h (include D3dkmthk.h) |
| Library | Gdi32.lib |
| DLL | Gdi32.dll |