DisplayFrameEvent

import { DisplayFrameEvent } from "destack:display/binding";

Display frame timing event.

export struct DisplayFrameEvent {
    backend: DisplayBackendKind;
    window: WindowHandle;
    frameId: uint64;
    scheduledAtNs: uint64;
    wakeupNs: uint64;
    presentNs: uint64;
    deadlineNs: uint64;
    intervalNs: uint64;
    deliveredAtNs: uint64;
    sequence: uint64;
    droppedCount: uint64;
}
language/library/src/display/binding/frame.ds:13:36

Members

backend: DisplayBackendKind

Host backend.

window: WindowHandle

Window associated with this frame.

frameId: uint64

Monotonic frame identifier for this window.

scheduledAtNs: uint64

Host scheduling timestamp in nanoseconds.

wakeupNs: uint64

Earliest suggested wakeup timestamp in nanoseconds.

presentNs: uint64

Predicted presentation timestamp in nanoseconds.

deadlineNs: uint64

Predicted render deadline in nanoseconds.

intervalNs: uint64

Predicted frame interval in nanoseconds.

deliveredAtNs: uint64

Event delivery timestamp in nanoseconds.

sequence: uint64

Event sequence number.

droppedCount: uint64

Dropped event count before this event.