private static HidNumericControlDescription GetGazeUsageFromCollectionId(GazeDevicePreview gazeDevice, UInt16 childUsageId, UInt16 parentUsageId)
{
var numericControls = gazeDevice.GetNumericControlDescriptions(
GazeExtendedUsages.UsagePage_EyeHeadTracker, childUsageId);
for (int i = 0; i < numericControls.Count; i++)
{
var parentCollections = numericControls[i].ParentCollections;
if (parentCollections.Count > 0 &&
parentCollections[0].UsagePage == GazeExtendedUsages.UsagePage_EyeHeadTracker &&
parentCollections[0].UsageId == parentUsageId)
{
return(numericControls[i]);
}
}
return(null);
}
public static HidNumericControlDescription GetGazeUsageFromCollectionId(
GazeDevicePreview gazeDevice,
ushort childUsageId,
ushort parentUsageId)
{
var numericControls = gazeDevice.GetNumericControlDescriptions(
(ushort)GazeHidUsages.UsagePage_EyeHeadTracker, childUsageId);
for (int i = 0; i < numericControls.Count; i++)
{
var parentCollections = numericControls[i].ParentCollections;
if (parentCollections.Count > 0 &&
parentCollections[0].UsagePage == (ushort)GazeHidUsages.UsagePage_EyeHeadTracker &&
parentCollections[0].UsageId == parentUsageId)
{
return(numericControls[i]);
}
}
return(null);
}
