PFND3D12DDI_CREATESYNCHRONIZATIONOBJECT2CB callback function (d3d12umddi.h)
Creates a GPU synchronization object that a device context can signal and wait for. Used by WDDM 2.6 and later user-mode display drivers.
Syntax
PFND3D12DDI_CREATESYNCHRONIZATIONOBJECT2CB Pfnd3d12ddiCreatesynchronizationobject2cb;
HRESULT Pfnd3d12ddiCreatesynchronizationobject2cb(
D3D12DDI_HRTDEVICE hDevice,
D3D12DDICB_CREATESYNCHRONIZATIONOBJECT2 *unnamedParam2
)
{...}
Parameters
hDevice
A handle to the display device (that is, the graphics context) that will own the synchronization object that pfnCreateSynchronizationObject2Cb creates.
unnamedParam2
A pointer to a D3D12DDICB_CREATESYNCHRONIZATIONOBJECT2 structure that describes the synchronization object to create.
Return value
Returns one of the following HRESULT values:
Return code | Description |
---|---|
S_OK | The synchronization object was successfully created. |
E_OUTOFMEMORY | The function could not allocate memory that was required for it to complete. |
E_INVALIDARG | Parameters were validated and determined to be incorrect. |
This function might also return other HRESULT values.
Requirements
Requirement | Value |
---|---|
Minimum supported client | Windows 10, version 1903 |
Header | d3d12umddi.h |