/// <summary> /// Builds and renders the heatmap. /// </summary> private void BuildHeatmap() { // Prepare datapoints for a bit more efficient calculation _logger("Preparing dataset ..."); HashSet <HeatDatapoint>[,] datapointMap = new HashSet <HeatDatapoint> [_heatmap.GetLength(0), _heatmap.GetLength(1)]; foreach (var datapoint in _dataPoints) { int xIndex = (int)(datapoint.X / _tier.GetInfoLength() * _heatmap.GetLength(0)); int yIndex = (int)(datapoint.Y / _tier.GetInfoWidth() * _heatmap.GetLength(1)); if (datapointMap[xIndex, yIndex] == null) { datapointMap[xIndex, yIndex] = new HashSet <HeatDatapoint>(); } datapointMap[xIndex, yIndex].Add(datapoint); } // Actually calculate all the heat information _logger("Calculating heatmap ..."); DateTime lastLog = DateTime.MinValue; TimeSpan minLogInterval = TimeSpan.FromSeconds(3); int counter = 0; int overallCount = _heatmap.GetLength(0) * _heatmap.GetLength(1); Parallel.For(0, _heatmap.GetLength(0), (int x) => // Calculate heat values in parallel across the rows { for (int y = 0; y < _heatmap.GetLength(1); y++) { _heatmap[x, y] = GetHeatValue(datapointMap, x, y); counter++; if (DateTime.Now - lastLog > minLogInterval) { _logger(counter + " / " + overallCount); lastLog = DateTime.Now; } } }); _logger(overallCount + " / " + overallCount); // Handle logarithmic transformation, if desired if (_config.Logarithmic) { // If logarithmic values are desired, shift all values to numbers greater or equal to 1 first double minValue = _heatmap.Cast <double>().Min(v => v); double offsetForLog = minValue < 1 ? 1 - minValue : 0; if (_config.Logarithmic && offsetForLog > 0) { for (int x = 0; x < _heatmap.GetLength(0); x++) { for (int y = 0; y < _heatmap.GetLength(1); y++) { _heatmap[x, y] += offsetForLog; } } } // Transform to logarithmic values if desired for (int x = 0; x < _heatmap.GetLength(0); x++) { for (int y = 0; y < _heatmap.GetLength(1); y++) { _heatmap[x, y] = _heatmap[x, y] <= 0 ? 0 : Math.Log10(_heatmap[x, y]); } } } // Normalize the heat to [0,1] _logger("Normalizing heatmap ..."); double maxHeat = double.MinValue; for (int x = 0; x < _heatmap.GetLength(0); x++) { for (int y = 0; y < _heatmap.GetLength(1); y++) { maxHeat = Math.Max(maxHeat, _heatmap[x, y]); } } for (int x = 0; x < _heatmap.GetLength(0); x++) { for (int y = 0; y < _heatmap.GetLength(1); y++) { _heatmap[x, y] /= maxHeat; } } // Render the heat overlay _logger("Rendering heatmap ..."); _contentControl.Dispatcher.Invoke(() => { // Init image Image image = new Image(); RenderOptions.SetBitmapScalingMode(image, BitmapScalingMode.NearestNeighbor); image.Opacity = 0.7; int bitmapWidth = (int)_transformer.ProjectXLength(_heatmap.GetLength(0)); int bitmapHeight = (int)_transformer.ProjectYLength(_heatmap.GetLength(1)); WriteableBitmap writeableBitmap = BitmapFactory.New(bitmapWidth + 1, bitmapHeight + 1); // TODO hotfixing the missing 1-pixel column and row by increasing the size of the bitmap by 1 in each direction // Draw all tiles for (int x = 0; x < _heatmap.GetLength(0); x++) { for (int y = 0; y < _heatmap.GetLength(1); y++) { int x1 = (int)_transformer.ProjectX(x); int y1 = (int)_transformer.ProjectY(y + 1.0); int x2 = (int)_transformer.ProjectX(x + 1.0); int y2 = (int)_transformer.ProjectY(y); Color color = _config.BichromaticColoring ? HeatVisualizer.GenerateBiChromaticHeatColor(_config.BichromaticColorOne, _config.BichromaticColorTwo, _heatmap[x, y]) : HeatVisualizer.GenerateHeatColor(_heatmap[x, y]); writeableBitmap.FillRectangle(x1, y1, x2, y2, color); } } image.Source = writeableBitmap; ResultImage = image; // Add the image to the canvas (in background, if desired) if (_config.DrawInBackground) { _contentControl.Children.Insert(0, image); } else { _contentControl.Children.Add(image); } }); // Finished _logger("Heatmap done!"); }
public override void Init() { // Canvas size and transformation _contentHost.Width = _currentTier.GetInfoLength() * DEFAULT_TRANSFORMATION_FACTOR; _contentHost.Height = _currentTier.GetInfoWidth() * DEFAULT_TRANSFORMATION_FACTOR; _transformer = new Transformation2D(_currentTier.GetInfoLength(), _currentTier.GetInfoWidth(), _contentHost.Width, _contentHost.Height); // Remove old visuals (if any) foreach (var visual in _contentControl.Children.OfType <SimulationVisual2D>().Cast <UIElement>().ToArray()) { Remove(visual); } foreach (var visual in _contentControl.Children.OfType <Image>().Cast <UIElement>().ToArray()) { Remove(visual); } // --> Init visuals double waypointRadius = _instance.GetInfoTiers().First().GetInfoWaypoints().First().GetInfoLength() / 2.0; double strokeThickness = 0.2 * Math.Min(_transformer.ProjectXLength(waypointRadius), _transformer.ProjectYLength(waypointRadius)); // Add bots _botVisuals = _currentTier.GetInfoBots().ToDictionary(k => k, v => { SimulationVisualBot2D botVisual = new SimulationVisualBot2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this); _infoControl.Register(v, botVisual); return(botVisual); }); // Add non-visual bots _shadowBotVisuals = _instance.GetInfoBots().Except(_botVisuals.Keys).ToDictionary(k => k, v => { SimulationVisualBot2D botVisual = new SimulationVisualBot2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this); _infoControl.Register(v, botVisual); return(botVisual); }); // Add pods _podVisuals = _currentTier.GetInfoPods().ToDictionary(k => k, v => { SimulationVisualPod2D podVisual = new SimulationVisualPod2D(v, _config.DetailLevel, _transformer, strokeThickness, _heatModeEnabled, _elementClickAction, this); _infoControl.Register(v, podVisual); return(podVisual); }); // Add non-visual bots _shadowPodVisuals = _instance.GetInfoPods().Except(_podVisuals.Keys).ToDictionary(k => k, v => { SimulationVisualPod2D podVisual = new SimulationVisualPod2D(v, _config.DetailLevel, _transformer, strokeThickness, _heatModeEnabled, _elementClickAction, this); _infoControl.Register(v, podVisual); return(podVisual); }); // Add input-stations _iStationVisuals = _currentTier.GetInfoInputStations().ToDictionary(k => k, v => { SimulationVisualInputStation2D iStationVisual = new SimulationVisualInputStation2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this); _infoControl.Register(v, iStationVisual); return(iStationVisual); }); // Add output-stations _oStationVisuals = _currentTier.GetInfoOutputStations().ToDictionary(k => k, v => { SimulationVisualOutputStation2D oStationVisual = new SimulationVisualOutputStation2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this); _infoControl.Register(v, oStationVisual); return(oStationVisual); }); // Add elevator entrances _elevatorEntranceVisuals = _instance.GetInfoElevators().SelectMany(e => e.GetInfoWaypoints()).Where(wp => wp.GetInfoCurrentTier() == _currentTier).ToDictionary(k => k, v => { SimulationVisualElevatorEntrance2D elevatorEntranceVisual = new SimulationVisualElevatorEntrance2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this); //_infoControl.Register(v, elevatorEntranceVisual); // TODO enable again return(elevatorEntranceVisual); }); if (_config.DetailLevel >= DetailLevel.Debug) { // Refine level of detail if (_config.DetailLevel >= DetailLevel.Full) { // Add each waypoint _waypointVisuals = _currentTier.GetInfoWaypoints().ToDictionary(k => k, v => { SimulationVisualWaypoint2D waypointVisual = new SimulationVisualWaypoint2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this); _infoControl.Register(v, waypointVisual); return(waypointVisual); }); } else { // Only add the complete waypoint graph without explicit information about each waypoint _waypointGraphVisual = SimulationVisualWaypointGraph2D.GenerateWaypointGraphImage(_currentTier, _transformer, strokeThickness); } // Add guards _guardVisuals = _currentTier.GetInfoGuards().ToDictionary(k => k, v => { SimulationVisualGuard2D guardVisual = new SimulationVisualGuard2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this); _infoControl.Register(v, guardVisual); return(guardVisual); }); } // Add if desired if (_config.DrawGoal) { // Add goal markers _botGoalMarkerVisuals = _currentTier.GetInfoBots().ToDictionary(k => k, v => { return(new SimulationVisualGoalMarker2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this)); }); // Add non-visual goal markers _shadowBotGoalMarkerVisuals = _instance.GetInfoBots().Except(_botGoalMarkerVisuals.Keys).ToDictionary(k => k, v => { return(new SimulationVisualGoalMarker2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this)); }); } // Add if desired if (_config.DrawDestination) { // Add destination markers _botDestinationMarkerVisuals = _currentTier.GetInfoBots().ToDictionary(k => k, v => { return(new SimulationVisualDestinationMarker2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this)); }); // Add non-visual destination markers _shadowBotDestinationMarkerVisuals = _instance.GetInfoBots().Except(_botDestinationMarkerVisuals.Keys).ToDictionary(k => k, v => { return(new SimulationVisualDestinationMarker2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this)); }); } // Add if desired if (_config.DrawPath) { // Add path markers _botPathVisuals = _currentTier.GetInfoBots().ToDictionary(k => k, v => { return(new SimulationVisualPathMarker2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this)); }); // Add non-visual path markers _shadowBotPathVisuals = _instance.GetInfoBots().Except(_botPathVisuals.Keys).ToDictionary(k => k, v => { return(new SimulationVisualPathMarker2D(v, _config.DetailLevel, _transformer, strokeThickness, _elementClickAction, this)); }); } // --> Add the generated elements to the GUI // Add new waypoint visuals to the view if (_config.DetailLevel >= DetailLevel.Debug) { if (_config.DetailLevel >= DetailLevel.Full) { foreach (var waypoint in _currentTier.GetInfoWaypoints()) { Add(_waypointVisuals[waypoint]); } } else { Add(_waypointGraphVisual); } } // Add new iStation visuals to the view foreach (var iStation in _currentTier.GetInfoInputStations()) { Add(_iStationVisuals[iStation]); } // Add new oStation visuals to the view foreach (var oStation in _currentTier.GetInfoOutputStations()) { Add(_oStationVisuals[oStation]); } foreach (var elevatorEntrance in _elevatorEntranceVisuals.Keys) { Add(_elevatorEntranceVisuals[elevatorEntrance]); } // Add new path marker visuals to the view if (_config.DrawPath) { foreach (var bot in _currentTier.GetInfoBots()) { Add(_botPathVisuals[bot]); } } // Add new destination marker visuals to the view if (_config.DrawDestination) { foreach (var bot in _currentTier.GetInfoBots()) { Add(_botDestinationMarkerVisuals[bot]); } } // Add new pod visuals to the view foreach (var pod in _currentTier.GetInfoPods()) { Add(_podVisuals[pod]); } // Add new bot visuals to the view foreach (var bot in _currentTier.GetInfoBots()) { Add(_botVisuals[bot]); } // Add new goal marker visuals to the view if (_config.DrawGoal) { foreach (var bot in _currentTier.GetInfoBots()) { Add(_botGoalMarkerVisuals[bot]); } } // Add new guard visuals to the view if (_config.DetailLevel >= DetailLevel.Debug) { foreach (var guard in _currentTier.GetInfoGuards()) { Add(_guardVisuals[guard]); } } // Update the view Update(true); }