PerceptionTimestampHelper Class

Reference

Definition

Namespace:: Windows.Perception

Important

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Edit

Static methods for working with PerceptionTimestamp objects.

public ref class PerceptionTimestampHelper abstract sealed

/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 131072)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class PerceptionTimestampHelper final

[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 131072)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public static class PerceptionTimestampHelper

Public Class PerceptionTimestampHelper

Inheritance: Object Platform::Object IInspectable PerceptionTimestampHelper

Attributes: ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

Windows requirements

Device family	Windows 10 (introduced in 10.0.10586.0 - for Xbox, see UWP features that aren't yet supported on Xbox)
API contract	Windows.Foundation.UniversalApiContract (introduced in v2.0)

Remarks

Version history

Windows version	SDK version	Value added
1809	17763	FromSystemRelativeTargetTime

Methods

FromHistoricalTargetTime(DateTime)	Gets a timestamp that targets the specified time in the past.
FromSystemRelativeTargetTime(TimeSpan)	Gets a timestamp that targets the specified system-relative time, represented in the system-relative QueryPerformanceCounter (QPC) time domain.

Applies to

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