if !e.tsWithinRange(s.Ts) && !e.tsWithinRange(s.Ts+s.Dur) {
		return
	}
	e.OptionalEvent(&format.Event{
		Name:     s.Name,
		Phase:    "X",
		Time:     viewerTime(s.Ts),
		Dur:      viewerTime(s.Dur),
		PID:      sectionID,
		TID:      s.Resource,
		Stack:    s.Stack,
		EndStack: s.EndStack,
		Arg:      s.Arg,
		Cname:    cname,
	})
}

type SliceEvent struct {

		// N.B. A goroutine in a syscall is considered "executing" (state.Executing() == true).
		return traceviewer.GRunning
	default:
		panic(fmt.Sprintf("unknown GoState: %s", state.String()))
	}
}

func viewerTime(t time.Duration) float64 {
	return float64(t) / float64(time.Microsecond)