The ProcessDown method feeds touch down data to the manipulation processor associated with a target.
The identifier for the touch contact that you want to process.
The horizontal coordinate data associated with the target.
The vertical coordinate data associated with the target.
Returns S_OK on success, otherwise returns an error code such as E_FAIL.
This method takes a timestamp using system time rather than from the touch hardware. To improve the experience in cases where performance is degrading you should use the ProcessDownWithTime method.
Minimum supported client
|Windows 7 [desktop apps only]|
Minimum supported server
|Windows Server 2008 R2 [desktop apps only]|