Ejemplo n.º 1
0
        public void Update(FrameTime frameTime)
        {
            if (!IsEnabled)
            {
                return;
            }

            CheckControllerState(controllerLeftHand, leftController, ref leftSubscribed, ref previousLeftControllerState);
            CheckControllerState(controllerRightHand, rightController, ref rightSubscribed, ref previousRightControllerState);

            if (SteamVR_Actions._default.GrabGrip.GetStateDown(SteamVR_Input_Sources.LeftHand))
            {
                LeftButtonPressed?.Invoke(controllerLeftHand.transform);
            }
            if (SteamVR_Actions._default.GrabGrip.GetStateUp(SteamVR_Input_Sources.LeftHand))
            {
                LeftButtonReleased?.Invoke(controllerLeftHand.transform);
            }
            if (SteamVR_Actions._default.GrabGrip.GetStateDown(SteamVR_Input_Sources.RightHand))
            {
                RightButtonPressed?.Invoke(controllerRightHand.transform);
            }
            if (SteamVR_Actions._default.GrabGrip.GetStateUp(SteamVR_Input_Sources.RightHand))
            {
                RightButtonReleased?.Invoke(controllerRightHand.transform);
            }
        }
 public override void Draw(FrameTime frameTime, BoundingArea viewBoundingArea)
 {
     for (var i = 0; i < this._numberOfRenderPasses; i++)
     {
         base.Draw(frameTime, viewBoundingArea);
     }
 }
        public void Update(FrameTime frameTime)
        {
            if (!IsEnabled)
            {
                return;
            }

            if (SteamVR_Actions.default_NavigateNext.GetStateDown(SteamVR_Input_Sources.RightHand))
            {
                inputService.OnInputEvent(new KeyEventArgs
                {
                    ComplexEventType = KeyEventType.Down,
                    KeyModifyers     = KeyModifyers.None,
                    EventKey         = Key.Right,
                    HasFocus         = true,
                    State            = new KeyboardState(NoKeys),
                    Viewport         = null
                });
            }

            if (SteamVR_Actions.default_NavigatePrev.GetStateDown(SteamVR_Input_Sources.RightHand))
            {
                inputService.OnInputEvent(new KeyEventArgs
                {
                    ComplexEventType = KeyEventType.Down,
                    KeyModifyers     = KeyModifyers.None,
                    EventKey         = Key.Left,
                    HasFocus         = true,
                    State            = new KeyboardState(NoKeys),
                    Viewport         = null
                });
            }
        }
Ejemplo n.º 4
0
 /**
  * Called on every frame, control the state of the buttons.
  *
  * @param unusedframeTime
  */
 private void OnFrameUpdate(FrameTime unusedframeTime)
 {
     // If the model has not been placed yet, disable the buttons.
     if (anchorNode == null)
     {
         if (animationButton.Enabled)
         {
             animationButton.BackgroundTintList = ColorStateList.ValueOf(Android.Graphics.Color.Gray);
             animationButton.Enabled            = false;
             hatButton.BackgroundTintList       = ColorStateList.ValueOf(Android.Graphics.Color.Gray);
             hatButton.Enabled = false;
         }
     }
     else
     {
         if (!animationButton.Enabled)
         {
             animationButton.BackgroundTintList =
                 ColorStateList.ValueOf(new Android.Graphics.Color(ContextCompat.GetColor(this, Resource.Color.colorAccent)));
             animationButton.Enabled      = true;
             hatButton.Enabled            = true;
             hatButton.BackgroundTintList =
                 ColorStateList.ValueOf(new Android.Graphics.Color(ContextCompat.GetColor(this, Resource.Color.colorPrimary)));
         }
     }
 }
Ejemplo n.º 5
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    //NOTE: It is important to note that when we do something for a phase, it keeps being true till the end.
    //	For example, if we disable movement on frame 5, it keeps being disabled until the end.

    private void DisplayFrameTimes()
    {
        for (int i = 0; i < frameTimes.Length; i++)
        {
            ref FrameTime frameTime = ref frameTimes[i];
            Debug.Log("FrameTime " + i + ": " + frameTime.activated + ", " + frameTime.phase + ", " + frameTime.effect);
        }
Ejemplo n.º 6
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        public void Update(FrameTime frameTime)
        {
            this._timePassed += frameTime.SecondsPassed;

            var lastDrop = -10;

            while (this._timePassed > this._dropTime)
            {
                var currentDrop = this._random.Next(0, SpawnWidth * 2);

                while (currentDrop == lastDrop)
                {
                    currentDrop = this._random.Next(0, SpawnWidth * 2);
                }

                if (this._foodQueue.Any())
                {
                    var food      = this._foodQueue.Dequeue();
                    var xPosition = (currentDrop - SpawnWidth) * 0.5f;
                    var yPosition = this._camera.ViewHeight + 1f;
                    food.SetWorldPosition(new Vector2(xPosition, yPosition));
                    food.HasBeenHit = false;
                    food.Velocity   = new Vector2(0f, -this.GetFallSpeed());
                    food.IsEnabled  = true;
                    this.Scene.AddComponent(food);
                }

                this._timePassed -= this._dropTime;
            }
        }
Ejemplo n.º 7
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 public FlySpawnSystem(FrameTime time, PondSimState pond, FlyData flyData)
 {
     mPond    = pond;
     mFlyData = flyData;
     mTime    = time;
     mRandom  = new Random();
 }
Ejemplo n.º 8
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        public void Update(FrameTime frameTime)
        {
            if (this.LivingState == PlayerLivingState.Alive)
            {
                this._currentStance.Update(frameTime, this._inputManager);
                this.State = new PlayerState(this._currentStance.Stance, this.WorldTransform.Position, this.Velocity);
                this.ChangeAnimation();
                this.LocalPosition += this.Velocity * (float)frameTime.SecondsPassed;

                if (this.IsOutOfBounds())
                {
                    this.LivingState = PlayerLivingState.Dead;
                    this._spriteAnimator.Stop(true);
                }

                foreach (var creature in this._creatures.Where(x => !x.IsDead))
                {
                    if (this.BoundingArea.Overlaps(creature.BoundingArea))
                    {
                        this._crunchAudioPlayer.Stop();
                        this.LivingState = PlayerLivingState.SpecialDead;
                        this._crunchAudioPlayer.Play();
                        break;
                    }
                }
            }
        }
Ejemplo n.º 9
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        public void EndFrame()
        {
            float realtimeSinceStartup = Time.realtimeSinceStartup;
            float num = realtimeSinceStartup - lastAssetUpdate;

            if (num >= 10f)
            {
                lastAssetUpdate = realtimeSinceStartup;
                if (AutomaticMemorySampling)
                {
                    UpdateAssetMemoryUsage();
                }
            }
            updateMetrics();
            num      = realtimeSinceStartup - lastTime;
            lastTime = realtimeSinceStartup;
            FrameTime.UpdateValue(num * 1000f);
            frameCount++;
            num = realtimeSinceStartup - lastFPSUpdate;
            if (num >= 1f)
            {
                lastFPSUpdate = lastTime;
                FramesPerSecond.UpdateValue((int)Math.Round((float)frameCount / num));
                frameCount = 0uL;
            }
        }
Ejemplo n.º 10
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 /// <inheritdoc />
 public override void Update(FrameTime frameTime, InputState inputState)
 {
     foreach (var entity in this.Scene.UpdateableEntities)
     {
         entity.Update(frameTime, inputState);
     }
 }
Ejemplo n.º 11
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        private void SetupLoop(IEventSender eventSender)
        {
            var renderLoopDispatcher = di.Get <IRenderLoopDispatcher>();
            var inputProviders       = di.GetMulti <IUcInputProvider>();

            eventSender.OnGUIEvent += () =>
            {
                foreach (var inputProvider in inputProviders)
                {
                    inputProvider.OnGui();
                }
            };
            eventSender.UpdateEvent += () =>
            {
                renderControl.OnUpdate();
                foreach (var inputProvider in inputProviders)
                {
                    inputProvider.OnUpdate();
                }
                var frameTime = new FrameTime(Time.realtimeSinceStartup, Time.deltaTime);
                eventRoutingService.FireEvent <INewFrameEvent>(new NewFrameEvent(frameTime));
                // todo: remove this
                renderLoopDispatcher.OnLoop(frameTime);
            };
            eventSender.LateUpdateEvent += () =>
            {
                var frameTime = new FrameTime(Time.realtimeSinceStartup, Time.deltaTime);
                eventRoutingService.FireEvent <ILateUpdateEvent>(new LateUpdateEvent(frameTime));
            };
            eventSender.FixedUpdateEvent += () =>
            {
                eventRoutingService.FireEvent <IFixedUpdateEvent>(new FixedUpdateEvent());
            };
        }
Ejemplo n.º 12
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        protected override void OnPaint(PaintEventArgs e)
        {
            if (DesignView.Context == null || GameEngine.IsInError)
            {
                e.Graphics.Clear(DesignView.BackColor);
                if (GameEngine.IsInError)
                {
                    e.Graphics.DrawString(GameEngine.CriticalError, Font, Brushes.Red, 1, 1);
                }
                return;
            }

            FrameTime ft = DesignView.GetFrameTime();

            GameEngine.SetGameLevel(DesignView.Context.Cast <NativeObjectAdapter>());
            GameEngine.Update(ft.TotalTime, ft.ElapsedTime, false);
            Render();
            // draw selection
            if (IsPicking)
            {
                Rectangle rect = MakeRect(FirstMousePoint, CurrentMousePoint);
                if (rect.Width > 0 && rect.Height > 0)
                {
                    e.Graphics.DrawRectangle(s_marqueePen, rect);
                }
            }
        }
Ejemplo n.º 13
0
        public void Update()
        {
            double lag = (Timing.GetHiResCurrentTime() - m_lastUpdateTime) + m_updateLagRemainder;

            if (lag < UpdateStep)
            {
                return;                   // ealy return
            }
            if (UpdateType == UpdateType.Paused)
            {
                m_lastUpdateTime = Timing.GetHiResCurrentTime();
                FrameTime fr = new FrameTime(m_simulationTime, 0.0f);
                m_gameEngine.Update(fr, UpdateType);
                m_updateLagRemainder = 0.0;
            }
            else
            {
                // set upper limit of update calls
                const int MaxUpdates  = 3;
                int       updateCount = 0;

                while (lag >= UpdateStep && updateCount < MaxUpdates)
                {
                    m_lastUpdateTime = Timing.GetHiResCurrentTime();
                    FrameTime fr = new FrameTime(m_simulationTime, (float)UpdateStep);
                    m_gameEngine.Update(fr, UpdateType);
                    m_simulationTime += UpdateStep;
                    lag -= UpdateStep;
                    updateCount++;
                }
            }
        }
Ejemplo n.º 14
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        public void Update(FrameTime frameTime)
        {
            var viewFrame     = realProps.GetFrame();
            var distanceDelta = Math.Min(realProps.GetDistance(), Math.Abs(viewFrame.Eye.Z)) * frameTime.DeltaSeconds;

            if (keyboardInputProvider.IsKeyPressed(Key.W))
            {
                realProps.Eye += viewFrame.Forward * distanceDelta;
            }
            if (keyboardInputProvider.IsKeyPressed(Key.S))
            {
                realProps.Eye -= viewFrame.Forward * distanceDelta;
            }
            if (keyboardInputProvider.IsKeyPressed(Key.D))
            {
                realProps.Eye += viewFrame.Right * distanceDelta;
            }
            if (keyboardInputProvider.IsKeyPressed(Key.A))
            {
                realProps.Eye -= viewFrame.Right * distanceDelta;
            }
            if (keyboardInputProvider.IsKeyPressed(Key.Space))
            {
                realProps.Eye += Vector3.UnitZ * distanceDelta;
            }
            if (keyboardInputProvider.IsKeyPressed(Key.C))
            {
                realProps.Eye -= Vector3.UnitZ * distanceDelta;
            }
            var amount = Math.Min(20f * distanceDelta, 1f);

            visibleProps = Props.Lerp(visibleProps, realProps, amount);
        }
Ejemplo n.º 15
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 public void Update(FrameTime frameTime)
 {
     if (teleport.activeInHierarchy != IsEnabled)
     {
         teleport.SetActive(IsEnabled);
     }
 }
Ejemplo n.º 16
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 private void UpdateHandJoints(HandTracker handTracker, FrameTime frameTime)
 {
     if (handTracker.TryLocateHandJoints(frameTime, handJointLocations))
     {
         ApplyWrist(handProxy.Wrist, HandJoint.Wrist);
         Apply(handProxy.ThumbMetacarpal, HandJoint.ThumbMetacarpal);
         Apply(handProxy.ThumbProximal, HandJoint.ThumbProximal);
         Apply(handProxy.ThumbDistal, HandJoint.ThumbDistal);
         Apply(handProxy.ThumbTip, HandJoint.ThumbTip);
         Apply(handProxy.IndexMetacarpal, HandJoint.IndexMetacarpal);
         Apply(handProxy.IndexProximal, HandJoint.IndexProximal);
         Apply(handProxy.IndexIntermediate, HandJoint.IndexIntermediate);
         Apply(handProxy.IndexDistal, HandJoint.IndexDistal);
         Apply(handProxy.IndexTip, HandJoint.IndexTip);
         Apply(handProxy.MiddleMetacarpal, HandJoint.MiddleMetacarpal);
         Apply(handProxy.MiddleProximal, HandJoint.MiddleProximal);
         Apply(handProxy.MiddleIntermediate, HandJoint.MiddleIntermediate);
         Apply(handProxy.MiddleDistal, HandJoint.MiddleDistal);
         Apply(handProxy.MiddleTip, HandJoint.MiddleTip);
         Apply(handProxy.RingMetacarpal, HandJoint.RingMetacarpal);
         Apply(handProxy.RingProximal, HandJoint.RingProximal);
         Apply(handProxy.RingIntermediate, HandJoint.RingIntermediate);
         Apply(handProxy.RingDistal, HandJoint.RingDistal);
         Apply(handProxy.RingTip, HandJoint.RingTip);
         Apply(handProxy.LittleMetacarpal, HandJoint.LittleMetacarpal);
         Apply(handProxy.LittleProximal, HandJoint.LittleProximal);
         Apply(handProxy.LittleIntermediate, HandJoint.LittleIntermediate);
         Apply(handProxy.LittleDistal, HandJoint.LittleDistal);
         Apply(handProxy.LittleTip, HandJoint.LittleTip);
     }
     else
     {
         // Disable the hand
     }
 }
Ejemplo n.º 17
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 public void Update(FrameTime frameTime)
 {
     foreach (var scene in Scenes)
     {
         scene.Update(frameTime);
     }
 }
Ejemplo n.º 18
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 public FrameTimeEvent(FrameTime frameTime)
 {
     this.FrameTime              = frameTime;
     this.DeltaTime              = frameTime.DeltaTime;
     this.DeltaTimeOver1Second   = frameTime.DeltaTime1Second;
     this.DeltaTimeOver10Seconds = frameTime.DeltaTime10Seconds;
 }
Ejemplo n.º 19
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        /// <summary>
        /// Move this instance. May be overriden in inheriting classes.
        /// </summary>
        public virtual Vec3 Move()
        {
            // HAndle null?
            if (!Exists)
            {
                return(Vec3.Zero);
            }

            // Empty jetPosition means x, y and z are all 0.
            if (this is ProjectileBase)
            {
                if (!_isVelocitySet)
                {
                    if (PhysicalEntity != null)
                    {
                        var peASV = new pe_action_set_velocity();
                        peASV.v = Speed;
                        PhysicalEntity.Action(peASV);
                    }
                    _isVelocitySet = true;
                }
                return(Position);
            }

            Vec3 newPosition = Position + FrameTime.Normalize(Speed);

            Position = newPosition;
            return(newPosition);
        }
        public void Update(FrameTime frameTime)
        {
            if (!IsEnabled)
            {
                return;
            }
            var camera           = globalObjectService.MainCamera;
            var projectedForward = new Plane(ca.Vector3.UnitY, ca.Vector3.Zero).Project(camera.transform.forward.ToClarity());

            if (projectedForward.LengthSquared() < MathHelper.Eps8)
            {
                return;
            }
            var dpadOffset              = SteamVR_Actions.default_DpadOrientation.GetAxis(SteamVR_Input_Sources.RightHand);
            var forward                 = projectedForward.Normalize();
            var right                   = ca.Vector3.Cross(forward, ca.Vector3.UnitY);
            var controllerMovement      = forward * dpadOffset.y + right * dpadOffset.x;
            var cameraHeightOffset      = 1f;
            var startingPoint           = globalObjectService.VrPlayerCarrier.transform.position.ToClarity() + cameraHeightOffset * ca.Vector3.UnitY;
            var offset                  = controllerMovement * Speed * frameTime.DeltaSeconds;
            var unrestrictedNewPosition = startingPoint + offset;
            var restrictedNewPosition   = collisionMesh.RestrictMovement(0.5f, startingPoint, offset);

            restrictedNewPosition.Y = unrestrictedNewPosition.Y - cameraHeightOffset;
            globalObjectService.VrPlayerCarrier.transform.position = restrictedNewPosition.ToUnity();
        }
Ejemplo n.º 21
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        private const float kGoldenRatio         = 1.61803398874989484820458683436f; //Esoteric factor used to decouple horizontal and vertical frequencies

        public FlyNoiseSystem(FrameTime time, FlyData flyData, FlyNoiseData noiseData)
        {
            mFlyNoiseData     = noiseData;
            mRandom           = new Random();
            mTime             = time;
            mNoiseStateBuffer = new FlyNoiseState[flyData.MaxActiveFlies];
            mPositionBuffer   = new Position[flyData.MaxActiveFlies];
        }
Ejemplo n.º 22
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 public FlyDirectionSystem(FrameTime time, PondSimState pond, FlyData flyData, FlyDirectionChangeData changeData)
 {
     mTime       = time;
     mPond       = pond;
     mFlyData    = flyData;
     mChangeData = changeData;
     mRandom     = new Random();
 }
Ejemplo n.º 23
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 public void Update(FrameTime frameTime)
 {
     currentSeconds += frameTime.DeltaSeconds;
     if (currentSeconds >= targetSeconds)
     {
         onFinish();
     }
 }
Ejemplo n.º 24
0
        public void Update(FrameTime frameTime)
        {
            var camera = globalObjectService.MainCamera;
            var frame  = new CameraFrame(camera.transform.position.ToClarity(), camera.transform.rotation.ToClarity());
            var proj   = new CameraProjection(CameraProjectionType.Perspective, camera.nearClipPlane, camera.farClipPlane, camera.fieldOfView);

            props = new CameraProps(frame.Eye + frame.Forward, frame, proj);
        }
Ejemplo n.º 25
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 public override void Tick(FrameTime ft)
 {
     GameEngine.SetGameLevel(Context.Cast <NativeObjectAdapter>());
     GameEngine.Update(ft.TotalTime, ft.ElapsedTime, false);
     foreach (NativeDesignControl view in Views)
     {
         view.Render();
     }
 }
Ejemplo n.º 26
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        public override void Update(FrameTime frameTime, InputManager inputManager)
        {
            var horizontalVelocity = this.CalculateHorizontalVelocity(frameTime, inputManager);

            if (horizontalVelocity != 0f)
            {
                this.PlayerComponent.ChangeStance(PlayerStance.Walking, frameTime);
            }
        }
Ejemplo n.º 27
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 public void Update(FrameTime frameTime)
 {
     currentTimestamp += frameTime.DeltaSeconds;
     if (currentTimestamp > DefaultDuration)
     {
         currentTimestamp = DefaultDuration;
         HasFinished      = true;
     }
 }
Ejemplo n.º 28
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            internal static unsafe void Invoke(IntPtr obj, FrameTime NewPosition)
            {
                long *p = stackalloc long[] { 0L, 0L };
                byte *b = (byte *)p;

                *((FrameTime *)(b + 0)) = NewPosition;
                Main.GetProcessEvent(obj, ScrubToFrame_ptr, new IntPtr(p));;
            }
        }
Ejemplo n.º 29
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 public override void Update(FrameTime time)
 {
     if (time.Time - lastParticleTime >= ParticleInterval)
     {
         lastParticleTime = time.Time;
         var particle = GenerateParticle(time.Time);
         Services.Game.Particles.AddParticle(particle);
     }
 }
Ejemplo n.º 30
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        public void ComputeFPS(double elapsedRealTime)
        {
            if (elapsedRealTime < 0.001)
            {
                return;
            }

            FrameRate.Update(elapsedRealTime, 1.0 / elapsedRealTime);
            FrameTime.Update(elapsedRealTime, elapsedRealTime);
        }
Ejemplo n.º 31
0
        private FrameTime GetTimeForFrame(FittingContext context, int frameNumber, int firstVideoFrame, GetFrameStateDataCallback getFrameStateData, DateTime? ocrTime)
        {
            var rv = new FrameTime();
            rv.RequestedFrameNo = frameNumber;

            double instrumentalDelayFrames = 0;
            double instrumentalDelaySeconds = 0;

            if (context.InstrumentalDelayUnits == InstrumentalDelayUnits.Frames)
                instrumentalDelayFrames = context.InstrumentalDelay;
            else if (context.InstrumentalDelayUnits == InstrumentalDelayUnits.Seconds)
                instrumentalDelaySeconds = context.InstrumentalDelay;

            int precision = 1000000;
            double sigma = 0.000005;
            if (context.FrameTimeType == FrameTimeType.NonIntegratedFrameTime)
            {
                if (context.VideoFileFormat == VideoFileFormat.AVI)
                {
                    // No integration is used, directly derive the time and apply instrumental delay
                    rv.ResolvedFrameNo = frameNumber - firstVideoFrame;
                    rv.UT =
                        context.FirstFrameUtcTime.AddSeconds(
                        ((frameNumber - context.FirstFrameIdInIntegrationPeroid - instrumentalDelayFrames) / context.FrameRate) - instrumentalDelaySeconds);
                }
                else if (context.VideoFileFormat == VideoFileFormat.AAV2 && ocrTime.HasValue)
                {
                    rv.ResolvedFrameNo = frameNumber - firstVideoFrame;
                    var dateTime = context.FirstFrameUtcTime.Date.Add(ocrTime.Value.TimeOfDay);
                    rv.UT = dateTime.AddSeconds(-instrumentalDelayFrames/context.FrameRate-instrumentalDelaySeconds);
                }
                else
                {
                    rv.ResolvedFrameNo = frameNumber;

                    var frameState = getFrameStateData(frameNumber);
                    rv.UT = frameState.CentralExposureTime;

                    // Convert Central time to the timestamp of the end of the first field
                    rv.UT = rv.UT.AddMilliseconds(-0.5 * frameState.ExposureInMilliseconds);

                    if (context.NativeVideoFormat == "PAL") rv.UT = rv.UT.AddMilliseconds(20);
                    else if (context.NativeVideoFormat == "NTSC") rv.UT = rv.UT.AddMilliseconds(16.68);

                    if (context.AavStackedMode)
                    {
                        throw new NotSupportedException("AAV Stacked Mode is not supported!");
                    }
                    else
                    {
                        // Then apply instrumental delay
                        rv.UT = rv.UT.AddSeconds(-1 * instrumentalDelaySeconds);
                    }
                }
            }
            else
            {
                // Integration was used. Find the integrated frame no
                int integratedFrameNo = frameNumber - firstVideoFrame;

                double deltaMiddleFrame = 0;
                if (context.IntegratedFramesCount > 1)
                    deltaMiddleFrame = (context.IntegratedFramesCount / 2) - 0.5
                        /* This 0.5 frame correction is only used for the 'visual' mapping between where the user clicked and what is the most 'logical' normal frame to where they clicked */;

                // The instrumental delay is always from the timestamp of the first frame of the integrated interval

                rv.ResolvedFrameNo = integratedFrameNo;

                rv.UT =
                    context.FirstFrameUtcTime.AddSeconds(
                    ((integratedFrameNo - deltaMiddleFrame - context.FirstFrameIdInIntegrationPeroid - instrumentalDelayFrames) / context.FrameRate) - instrumentalDelaySeconds);
            }

            if (context.MovementExpectation == MovementExpectation.Slow)
            {
                precision = 100000;
                sigma = 0.000005;
            }
            else
            {
                precision = 1000000;
                sigma = 0.0000005;
            }

            double utTime = (rv.UT.Hour + rv.UT.Minute / 60.0 + (rv.UT.Second + (rv.UT.Millisecond / 1000.0)) / 3600.0) / 24;

            double roundedTime = Math.Truncate(Math.Round(utTime * precision)) / precision;

            rv.ClosestNormalFrameTime = new DateTime(rv.UT.Year, rv.UT.Month, rv.UT.Day).AddDays(roundedTime);

            TimeSpan delta = new TimeSpan(rv.ClosestNormalFrameTime.Ticks - rv.UT.Ticks);
            rv.ClosestNormalFrameNo = rv.ResolvedFrameNo + (delta.TotalSeconds * context.FrameRate);

            double framesEachSide = sigma * 24 * 3600 * context.FrameRate;
            rv.ClosestNormalIntervalFirstFrameNo = (int)Math.Floor(rv.ClosestNormalFrameNo - framesEachSide);
            rv.ClosestNormalIntervalLastFrameNo = (int)Math.Ceiling(rv.ClosestNormalFrameNo + framesEachSide);

            //Trace.WriteLine(string.Format("{0} / {1}; {2} / {3}; {4} / {5}",
            //    roundedTime.ToString("0.00000"), utTime,
            //    rv.ClosestNormalFrameNo, rv.ResolvedFrameNo,
            //    rv.UT.ToString("HH:mm:ss.fff"), rv.ClosestNormalFrameTime.ToString("HH:mm:ss.fff")));

            return rv;
        }