New debug layer - the method .show() calls the inspector module

src/Debug/babylon.debugLayer.ts

@@ -1,836 +1,39 @@
-module BABYLON {
-    export class DebugLayer {
-        private _scene: Scene;
-        private _camera: Camera;
-        private _transformationMatrix = Matrix.Identity();
-        private _enabled: boolean = false;
-        private _labelsEnabled: boolean = false;
-        private _displayStatistics = true;
-        private _displayTree = false;
-        private _displayLogs = false;
-        private _globalDiv: HTMLDivElement;
-        private _statsDiv: HTMLDivElement;
-        private _statsSubsetDiv: HTMLDivElement;
-        private _optionsDiv: HTMLDivElement;
-        private _optionsSubsetDiv: HTMLDivElement;
-        private _logDiv: HTMLDivElement;
-        private _logSubsetDiv: HTMLDivElement;
-        private _treeDiv: HTMLDivElement;
-        private _treeSubsetDiv: HTMLDivElement;
-        private _drawingCanvas: HTMLCanvasElement;
-        private _drawingContext: CanvasRenderingContext2D;
-        private _rootElement: HTMLElement;
-
-        private _skeletonViewers = new Array<Debug.SkeletonViewer>();
-
-        public _syncPositions: () => void;
-        private _syncData: () => void;
-        private _syncUI: () => void;
-        private _onCanvasClick: (evt: MouseEvent) => void;
-
-        private _clickPosition: any;
-        private _ratio: number;
-
-        private _identityMatrix = Matrix.Identity();
+module BABYLON {
 
-        private _showUI: boolean;
-        private _needToRefreshMeshesTree: boolean;
+    // declare INSPECTOR namespace for compilation issue
+    declare var INSPECTOR : any;
 
-        public shouldDisplayLabel: (node: Node) => boolean;
-        public shouldDisplayAxis: (mesh: Mesh) => boolean;
-
-        public axisRatio = 0.02;
-
-        public accentColor = "orange";
-
-        public customStatsFunction: () => string;
+    export class DebugLayer {
+        private _scene: Scene;
+        public static InspectorURL = 'http://www.babylonjs.com/inspector.js'
 
         constructor(scene: Scene) {
             this._scene = scene;
-
-            this._syncPositions = (): void => {
-                var engine = this._scene.getEngine();
-                var canvasRect = engine.getRenderingCanvasClientRect();
-
-                if (this._showUI) {
-                    this._statsDiv.style.left = (canvasRect.width - 410) + "px";
-                    this._statsDiv.style.top = (canvasRect.height - 290) + "px";
-                    this._statsDiv.style.width = "400px";
-                    this._statsDiv.style.height = "auto";
-                    this._statsSubsetDiv.style.maxHeight = "240px";
-
-                    this._optionsDiv.style.left = "0px";
-                    this._optionsDiv.style.top = "10px";
-                    this._optionsDiv.style.width = "200px";
-                    this._optionsDiv.style.height = "auto";
-                    this._optionsSubsetDiv.style.maxHeight = (canvasRect.height - 225) + "px";
-
-                    this._logDiv.style.left = "0px";
-                    this._logDiv.style.top = (canvasRect.height - 170) + "px";
-                    this._logDiv.style.width = "600px";
-                    this._logDiv.style.height = "160px";
-
-                    this._treeDiv.style.left = (canvasRect.width - 310) + "px";
-                    this._treeDiv.style.top = "10px";
-                    this._treeDiv.style.width = "300px";
-                    this._treeDiv.style.height = "auto";
-                    this._treeSubsetDiv.style.maxHeight = (canvasRect.height - 340) + "px";
-                }
-
-                this._globalDiv.style.left = canvasRect.left + "px";
-                this._globalDiv.style.top = canvasRect.top + "px";
-
-                this._drawingCanvas.style.left = "0px";
-                this._drawingCanvas.style.top = "0px";
-                this._drawingCanvas.style.width = engine.getRenderWidth() + "px";
-                this._drawingCanvas.style.height = engine.getRenderHeight() + "px";
-
-                var devicePixelRatio = window.devicePixelRatio || 1;
-                var context = <any>this._drawingContext;
-                var backingStoreRatio = context.webkitBackingStorePixelRatio ||
-                    context.mozBackingStorePixelRatio ||
-                    context.msBackingStorePixelRatio ||
-                    context.oBackingStorePixelRatio ||
-                    context.backingStorePixelRatio || 1;
-
-                this._ratio = devicePixelRatio / backingStoreRatio;
-
-                this._drawingCanvas.width = engine.getRenderWidth() * this._ratio;
-                this._drawingCanvas.height = engine.getRenderHeight() * this._ratio;
-            }
-
-            this._onCanvasClick = (evt: MouseEvent): void => {
-                this._clickPosition = {
-                    x: evt.clientX * this._ratio,
-                    y: evt.clientY * this._ratio
-                };
-            }
-
-            this._syncUI = (): void => {
-                if (this._showUI) {
-                    if (this._displayStatistics) {
-                        this._displayStats();
-                        this._statsDiv.style.display = "";
-                    } else {
-                        this._statsDiv.style.display = "none";
-                    }
-
-                    if (this._displayLogs) {
-                        this._logDiv.style.display = "";
-                    } else {
-                        this._logDiv.style.display = "none";
-                    }
-
-                    if (this._displayTree) {
-                        this._treeDiv.style.display = "";
-
-                        if (this._needToRefreshMeshesTree) {
-                            this._needToRefreshMeshesTree = false;
-
-                            this._refreshMeshesTreeContent();
-                        }
-
-                    } else {
-                        this._treeDiv.style.display = "none";
-                    }
-                }
-            }
-
-            this._syncData = (): void => {
-                if (this._labelsEnabled || !this._showUI) {
-
-                    this._camera.getViewMatrix().multiplyToRef(this._camera.getProjectionMatrix(), this._transformationMatrix);
-
-                    this._drawingContext.clearRect(0, 0, this._drawingCanvas.width, this._drawingCanvas.height);
-
-                    var engine = this._scene.getEngine();
-                    var viewport = this._camera.viewport;
-                    var globalViewport = viewport.toGlobal(engine.getRenderWidth(), engine.getRenderHeight());
-
-                    // Meshes
-                    var meshes = this._camera.getActiveMeshes();
-                    var index: number;
-                    var projectedPosition: Vector3;
-                    for (index = 0; index < meshes.length; index++) {
-                        var mesh = meshes.data[index];
-
-                        var position = mesh.getBoundingInfo().boundingSphere.center;
-                        projectedPosition = Vector3.Project(position, mesh.getWorldMatrix(), this._transformationMatrix, globalViewport);
-                        if (mesh.renderOverlay || this.shouldDisplayAxis && this.shouldDisplayAxis(mesh)) {
-                            this._renderAxis(projectedPosition, mesh, globalViewport);
-                        }
-
-                        if (!this.shouldDisplayLabel || this.shouldDisplayLabel(mesh)) {
-                            this._renderLabel(mesh.name, projectedPosition, 12,
-                                () => { mesh.renderOverlay = !mesh.renderOverlay },
-                                () => { return mesh.renderOverlay ? 'red' : 'black'; });
-                        }
-                    }
-
-                    // Cameras
-                    var cameras = this._scene.cameras;
-                    for (index = 0; index < cameras.length; index++) {
-                        var camera = cameras[index];
-
-                        if (camera === this._camera) {
-                            continue;
-                        }
-
-                        projectedPosition = Vector3.Project(Vector3.Zero(), camera.getWorldMatrix(), this._transformationMatrix, globalViewport);
-
-                        if (!this.shouldDisplayLabel || this.shouldDisplayLabel(camera)) {
-                            this._renderLabel(camera.name, projectedPosition, 12,
-                                () => {
-                                    this._camera.detachControl(engine.getRenderingCanvas());
-                                    this._camera = camera;
-                                    this._camera.attachControl(engine.getRenderingCanvas());
-                                },
-                                () => { return "purple"; });
-                        }
-                    }
-
-                    // Lights
-                    var lights = this._scene.lights;
-                    for (index = 0; index < lights.length; index++) {
-                        var light = <any>lights[index];
-
-                        if (light.position) {
-
-                            projectedPosition = Vector3.Project(light.getAbsolutePosition(), this._identityMatrix, this._transformationMatrix, globalViewport);
-
-                            if (!this.shouldDisplayLabel || this.shouldDisplayLabel(light)) {
-                                this._renderLabel(light.name, projectedPosition, -20,
-                                    () => {
-                                        light.setEnabled(!light.isEnabled());
-                                    },
-                                    () => { return light.isEnabled() ? "orange" : "gray"; });
-                            }
-
-                        }
-                    }
-                }
-
-                this._clickPosition = undefined;
-            }
-        }
-
-        private _refreshMeshesTreeContent(): void {
-            while (this._treeSubsetDiv.hasChildNodes()) {
-                this._treeSubsetDiv.removeChild(this._treeSubsetDiv.lastChild);
-            }
-
-            // Add meshes
-            var sortedArray = this._scene.meshes.slice(0, this._scene.meshes.length);
-
-            sortedArray.sort((a, b) => {
-                if (a.name === b.name) {
-                    return 0;
-                }
-
-                return (a.name > b.name) ? 1 : -1;
-            });
-
-            for (var index = 0; index < sortedArray.length; index++) {
-                var mesh = sortedArray[index];
-
-                if (!mesh.isEnabled()) {
-                    continue;
-                }
-
-                this._generateAdvancedCheckBox(this._treeSubsetDiv, mesh.name, mesh.getTotalVertices() + " verts", mesh.isVisible, (element, m) => {
-                    m.isVisible = element.checked;
-                }, mesh);
-            }
-        }
-
-        private _renderSingleAxis(zero: Vector3, unit: Vector3, unitText: Vector3, label: string, color: string) {
-            this._drawingContext.beginPath();
-            this._drawingContext.moveTo(zero.x, zero.y);
-            this._drawingContext.lineTo(unit.x, unit.y);
-
-            this._drawingContext.strokeStyle = color;
-            this._drawingContext.lineWidth = 4;
-            this._drawingContext.stroke();
-
-            this._drawingContext.font = "normal 14px Segoe UI";
-            this._drawingContext.fillStyle = color;
-            this._drawingContext.fillText(label, unitText.x, unitText.y);
-        }
-
-        private _renderAxis(projectedPosition: Vector3, mesh: Mesh, globalViewport: Viewport) {
-            var position = mesh.getBoundingInfo().boundingSphere.center;
-            var worldMatrix = mesh.getWorldMatrix();
-
-            var unprojectedVector = Vector3.UnprojectFromTransform(projectedPosition.add(new Vector3(this._drawingCanvas.width * this.axisRatio, 0, 0)), globalViewport.width, globalViewport.height, worldMatrix, this._transformationMatrix);
-            var unit = (unprojectedVector.subtract(position)).length();
-
-            var xAxis = Vector3.Project(position.add(new Vector3(unit, 0, 0)), worldMatrix, this._transformationMatrix, globalViewport);
-            var xAxisText = Vector3.Project(position.add(new Vector3(unit * 1.5, 0, 0)), worldMatrix, this._transformationMatrix, globalViewport);
-
-            this._renderSingleAxis(projectedPosition, xAxis, xAxisText, "x", "#FF0000");
-
-            var yAxis = Vector3.Project(position.add(new Vector3(0, unit, 0)), worldMatrix, this._transformationMatrix, globalViewport);
-            var yAxisText = Vector3.Project(position.add(new Vector3(0, unit * 1.5, 0)), worldMatrix, this._transformationMatrix, globalViewport);
-
-            this._renderSingleAxis(projectedPosition, yAxis, yAxisText, "y", "#00FF00");
-
-            var zAxis = Vector3.Project(position.add(new Vector3(0, 0, unit)), worldMatrix, this._transformationMatrix, globalViewport);
-            var zAxisText = Vector3.Project(position.add(new Vector3(0, 0, unit * 1.5)), worldMatrix, this._transformationMatrix, globalViewport);
-
-            this._renderSingleAxis(projectedPosition, zAxis, zAxisText, "z", "#0000FF");
         }
 
-        private _renderLabel(text: string, projectedPosition: Vector3, labelOffset: number, onClick: () => void, getFillStyle: () => string): void {
-            if (projectedPosition.z > 0 && projectedPosition.z < 1.0) {
-                this._drawingContext.font = "normal 12px Segoe UI";
-                var textMetrics = this._drawingContext.measureText(text);
-                var centerX = projectedPosition.x - textMetrics.width / 2;
-                var centerY = projectedPosition.y;
-                var clientRect = this._drawingCanvas.getBoundingClientRect();
-
-                if (this._showUI && this._isClickInsideRect(clientRect.left * this._ratio + centerX - 5, clientRect.top * this._ratio + centerY - labelOffset - 12, textMetrics.width + 10, 17)) {
-                    onClick();
-                }
-
-                this._drawingContext.beginPath();
-                this._drawingContext.rect(centerX - 5, centerY - labelOffset - 12, textMetrics.width + 10, 17);
-                this._drawingContext.fillStyle = getFillStyle();
-                this._drawingContext.globalAlpha = 0.5;
-                this._drawingContext.fill();
-                this._drawingContext.globalAlpha = 1.0;
-
-                this._drawingContext.strokeStyle = '#FFFFFF';
-                this._drawingContext.lineWidth = 1;
-                this._drawingContext.stroke();
-
-                this._drawingContext.fillStyle = "#FFFFFF";
-                this._drawingContext.fillText(text, centerX, centerY - labelOffset);
-
-                this._drawingContext.beginPath();
-                this._drawingContext.arc(projectedPosition.x, centerY, 5, 0, 2 * Math.PI, false);
-                this._drawingContext.fill();
-            }
-        }
-
-        private _isClickInsideRect(x: number, y: number, width: number, height: number): boolean {
-            if (!this._clickPosition) {
-                return false;
-            }
-
-            if (this._clickPosition.x < x || this._clickPosition.x > x + width) {
-                return false;
-            }
-
-            if (this._clickPosition.y < y || this._clickPosition.y > y + height) {
-                return false;
-            }
-
-            return true;
+        /** Creates the inspector window. */
+        private _createInspector() {
+            new INSPECTOR.Inspector(this._scene);
         }
 
+        
         public isVisible(): boolean {
-            return this._enabled;
+            return true;
         }
 
         public hide() {
-            if (!this._enabled) {
-                return;
-            }
-
-            this._enabled = false;
-
-            var engine = this._scene.getEngine();
-
-            this._scene.unregisterBeforeRender(this._syncData);
-            this._scene.unregisterAfterRender(this._syncUI);
-            this._rootElement.removeChild(this._globalDiv);
-
-            this._scene.forceShowBoundingBoxes = false;
-            this._scene.forceWireframe = false;
-
-            StandardMaterial.DiffuseTextureEnabled = true;
-            StandardMaterial.AmbientTextureEnabled = true;
-            StandardMaterial.SpecularTextureEnabled = true;
-            StandardMaterial.EmissiveTextureEnabled = true;
-            StandardMaterial.BumpTextureEnabled = true;
-            StandardMaterial.OpacityTextureEnabled = true;
-            StandardMaterial.ReflectionTextureEnabled = true;
-            StandardMaterial.LightmapTextureEnabled = true;
-            StandardMaterial.RefractionTextureEnabled = true;            
-            StandardMaterial.ColorGradingTextureEnabled = true;
-
-            this._scene.shadowsEnabled = true;
-            this._scene.particlesEnabled = true;
-            this._scene.postProcessesEnabled = true;
-            this._scene.collisionsEnabled = true;
-            this._scene.lightsEnabled = true;
-            this._scene.texturesEnabled = true;
-            this._scene.lensFlaresEnabled = true;
-            this._scene.proceduralTexturesEnabled = true;
-            this._scene.renderTargetsEnabled = true;
-            this._scene.probesEnabled = true;
-
-            engine.getRenderingCanvas().removeEventListener("click", this._onCanvasClick);
-
-            this._clearSkeletonViewers();
-        }
-
-        private _clearSkeletonViewers(): void {
-            for (var index = 0; index < this._skeletonViewers.length; index++) {
-                this._skeletonViewers[index].dispose();
-            }
-
-            this._skeletonViewers = [];
+            console.warn('')
         }
-
-        public show(showUI: boolean = true, camera: Camera = null, rootElement: HTMLElement = null) {
-            if (this._enabled) {
-                return;
-            }
-
-            this._enabled = true;
-
-            if (camera) {
-                this._camera = camera;
+        
+        public show() {
+            if (typeof INSPECTOR == 'undefined') {
+                // Load inspector and add it to the DOM
+                Tools.LoadScript(DebugLayer.InspectorURL, this._createInspector.bind(this));
             } else {
-                this._camera = this._scene.activeCamera;
-            }
-
-            this._showUI = showUI;
-
-            var engine = this._scene.getEngine();
-
-            this._globalDiv = document.createElement("div");
-
-            this._rootElement = rootElement || document.body;
-
-            this._rootElement.appendChild(this._globalDiv);
-
-            this._generateDOMelements();
-
-            engine.getRenderingCanvas().addEventListener("click", this._onCanvasClick);
-
-            this._syncPositions();
-            this._scene.registerBeforeRender(this._syncData);
-            this._scene.registerAfterRender(this._syncUI);
-        }
-
-        private _clearLabels(): void {
-            this._drawingContext.clearRect(0, 0, this._drawingCanvas.width, this._drawingCanvas.height);
-
-            for (var index = 0; index < this._scene.meshes.length; index++) {
-                var mesh = this._scene.meshes[index];
-                mesh.renderOverlay = false;
-            }
-        }
-
-        private _generateheader(root: HTMLDivElement, text: string): void {
-            var header = document.createElement("div");
-            header.innerHTML = text + "&nbsp;";
-
-            header.style.textAlign = "right";
-            header.style.width = "100%";
-            header.style.color = "white";
-            header.style.backgroundColor = "Black";
-            header.style.padding = "5px 5px 4px 0px";
-            header.style.marginLeft = "-5px";
-            header.style.fontWeight = "bold";
-
-            root.appendChild(header);
-        }
-
-        private _generateTexBox(root: HTMLDivElement, title: string, color: string): void {
-            var label = document.createElement("label");
-            label.style.display = "inline";
-            label.innerHTML = title;
-            label.style.color = color;
-
-            root.appendChild(label);
-            root.appendChild(document.createElement("br"));
-        }
-
-        private _generateAdvancedCheckBox(root: HTMLDivElement, leftTitle: string, rightTitle: string, initialState: boolean, task: (element, tag) => void, tag: any = null): void {
-            var label = document.createElement("label");
-            label.style.display = "inline";
-
-            var boundingBoxesCheckbox = document.createElement("input");
-            boundingBoxesCheckbox.type = "checkbox";
-            boundingBoxesCheckbox.checked = initialState;
-            boundingBoxesCheckbox.style.display = "inline";
-            boundingBoxesCheckbox.style.margin = "0px 5px 0px 0px";
-            boundingBoxesCheckbox.style.verticalAlign = "sub";
-
-            boundingBoxesCheckbox.addEventListener("change", (evt: Event) => {
-                task(evt.target, tag);
-            });
-
-            label.appendChild(boundingBoxesCheckbox);
-            var container = document.createElement("span");
-            var leftPart = document.createElement("span");
-            var rightPart = document.createElement("span");
-
-            rightPart.style.cssFloat = "right";
-
-            leftPart.innerHTML = leftTitle;
-            rightPart.innerHTML = rightTitle;
-            rightPart.style.fontSize = "12px";
-            rightPart.style.maxWidth = "200px";
-
-            container.appendChild(leftPart);
-            container.appendChild(rightPart);
-
-            label.appendChild(container);
-            root.appendChild(label);
-            root.appendChild(document.createElement("br"));
-        }
-
-        private _generateCheckBox(root: HTMLDivElement, title: string, initialState: boolean, task: (element, tag) => void, tag: any = null): void {
-            var label = document.createElement("label");
-            label.style.display = "inline";
-
-            var checkBox = document.createElement("input");
-            checkBox.type = "checkbox";
-            checkBox.checked = initialState;
-            checkBox.style.display = "inline";
-            checkBox.style.margin = "0px 5px 0px 0px";
-            checkBox.style.verticalAlign = "sub";
-
-            checkBox.addEventListener("change", (evt: Event) => {
-                task(evt.target, tag);
-            });
-
-            label.appendChild(checkBox);
-            label.appendChild(document.createTextNode(title));
-            root.appendChild(label);
-            root.appendChild(document.createElement("br"));
-        }
-
-        private _generateButton(root: HTMLDivElement, title: string, task: (element, tag) => void, tag: any = null): void {
-            var button = document.createElement("button");
-            button.innerHTML = title;
-            button.style.height = "24px";
-            button.style.width = "150px";
-            button.style.marginBottom = "5px";
-            button.style.color = "#444444";
-            button.style.border = "1px solid white";
-            button.className = "debugLayerButton";
-
-            button.addEventListener("click", (evt: Event) => {
-                task(evt.target, tag);
-            });
-
-            root.appendChild(button);
-            root.appendChild(document.createElement("br"));
-        }
-
-        private _generateRadio(root: HTMLDivElement, title: string, name: string, initialState: boolean, task: (element, tag) => void, tag: any = null): void {
-            var label = document.createElement("label");
-
-            label.style.display = "inline";
-
-            var boundingBoxesRadio = document.createElement("input");
-            boundingBoxesRadio.type = "radio";
-            boundingBoxesRadio.name = name;
-            boundingBoxesRadio.checked = initialState;
-            boundingBoxesRadio.style.display = "inline";
-            boundingBoxesRadio.style.margin = "0px 5px 0px 0px";
-            boundingBoxesRadio.style.verticalAlign = "sub";
-
-            boundingBoxesRadio.addEventListener("change", (evt: Event) => {
-                task(evt.target, tag);
-            });
-
-            label.appendChild(boundingBoxesRadio);
-            label.appendChild(document.createTextNode(title));
-            root.appendChild(label);
-            root.appendChild(document.createElement("br"));
-        }
-
-        private _generateDOMelements(): void {
-            this._globalDiv.id = "DebugLayer";
-            this._globalDiv.style.position = "absolute";
-
-            this._globalDiv.style.fontFamily = "Segoe UI, Arial";
-            this._globalDiv.style.fontSize = "14px";
-            this._globalDiv.style.color = "white";
-
-            // Drawing canvas
-            this._drawingCanvas = document.createElement("canvas");
-            this._drawingCanvas.id = "DebugLayerDrawingCanvas";
-            this._drawingCanvas.style.position = "absolute";
-            this._drawingCanvas.style.pointerEvents = "none";
-            this._drawingCanvas.style.backgroundColor = "transparent";
-            this._drawingContext = this._drawingCanvas.getContext("2d");
-            this._globalDiv.appendChild(this._drawingCanvas);
-
-            if (this._showUI) {
-                var background = "rgba(128, 128, 128, 0.4)";
-                var border = "rgb(180, 180, 180) solid 1px";
-
-                // Stats
-                this._statsDiv = document.createElement("div");
-                this._statsDiv.id = "DebugLayerStats";
-                this._statsDiv.style.border = border;
-                this._statsDiv.style.position = "absolute";
-                this._statsDiv.style.background = background;
-                this._statsDiv.style.padding = "0px 0px 0px 5px";
-                this._generateheader(this._statsDiv, "STATISTICS");
-                this._statsSubsetDiv = document.createElement("div");
-                this._statsSubsetDiv.style.paddingTop = "5px";
-                this._statsSubsetDiv.style.paddingBottom = "5px";
-                this._statsSubsetDiv.style.overflowY = "auto";
-                this._statsDiv.appendChild(this._statsSubsetDiv);
-
-                // Tree
-                this._treeDiv = document.createElement("div");
-                this._treeDiv.id = "DebugLayerTree";
-                this._treeDiv.style.border = border;
-                this._treeDiv.style.position = "absolute";
-                this._treeDiv.style.background = background;
-                this._treeDiv.style.padding = "0px 0px 0px 5px";
-                this._treeDiv.style.display = "none";
-                this._generateheader(this._treeDiv, "MESHES TREE");
-                this._treeSubsetDiv = document.createElement("div");
-                this._treeSubsetDiv.style.paddingTop = "5px";
-                this._treeSubsetDiv.style.paddingRight = "5px";
-                this._treeSubsetDiv.style.overflowY = "auto";
-                this._treeSubsetDiv.style.maxHeight = "300px";
-                this._treeDiv.appendChild(this._treeSubsetDiv);
-                this._needToRefreshMeshesTree = true;
-
-                // Logs
-                this._logDiv = document.createElement("div");
-                this._logDiv.style.border = border;
-                this._logDiv.id = "DebugLayerLogs";
-                this._logDiv.style.position = "absolute";
-                this._logDiv.style.background = background;
-                this._logDiv.style.padding = "0px 0px 0px 5px";
-                this._logDiv.style.display = "none";
-                this._generateheader(this._logDiv, "LOGS");
-                this._logSubsetDiv = document.createElement("div");
-                this._logSubsetDiv.style.height = "127px";
-                this._logSubsetDiv.style.paddingTop = "5px";
-                this._logSubsetDiv.style.overflowY = "auto";
-                this._logSubsetDiv.style.fontSize = "12px";
-                this._logSubsetDiv.style.fontFamily = "consolas";
-                this._logSubsetDiv.innerHTML = Tools.LogCache;
-                this._logDiv.appendChild(this._logSubsetDiv);
-                Tools.OnNewCacheEntry = (entry: string) => {
-                    this._logSubsetDiv.innerHTML = entry + this._logSubsetDiv.innerHTML;
-                }
-
-                // Options
-                this._optionsDiv = document.createElement("div");
-                this._optionsDiv.id = "DebugLayerOptions";
-                this._optionsDiv.style.border = border;
-                this._optionsDiv.style.position = "absolute";
-                this._optionsDiv.style.background = background;
-                this._optionsDiv.style.padding = "0px 0px 0px 5px";
-                this._optionsDiv.style.overflowY = "auto";
-                this._generateheader(this._optionsDiv, "OPTIONS");
-                this._optionsSubsetDiv = document.createElement("div");
-                this._optionsSubsetDiv.style.paddingTop = "5px";
-                this._optionsSubsetDiv.style.paddingBottom = "5px";
-                this._optionsSubsetDiv.style.overflowY = "auto";
-                this._optionsSubsetDiv.style.maxHeight = "200px";
-                this._optionsDiv.appendChild(this._optionsSubsetDiv);
-
-                this._generateTexBox(this._optionsSubsetDiv, "<b>Windows:</b>", this.accentColor);
-                this._generateCheckBox(this._optionsSubsetDiv, "Statistics", this._displayStatistics, (element) => { this._displayStatistics = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Logs", this._displayLogs, (element) => { this._displayLogs = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Meshes tree", this._displayTree, (element) => {
-                    this._displayTree = element.checked;
-                    this._needToRefreshMeshesTree = true;
-                });
-                this._optionsSubsetDiv.appendChild(document.createElement("br"));
-                this._generateTexBox(this._optionsSubsetDiv, "<b>General:</b>", this.accentColor);
-                this._generateCheckBox(this._optionsSubsetDiv, "Bounding boxes", this._scene.forceShowBoundingBoxes, (element) => { this._scene.forceShowBoundingBoxes = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Clickable labels", this._labelsEnabled, (element) => {
-                    this._labelsEnabled = element.checked;
-                    if (!this._labelsEnabled) {
-                        this._clearLabels();
-                    }
-                });
-                this._generateCheckBox(this._optionsSubsetDiv, "Generate user marks (F12)", Tools.PerformanceLogLevel === Tools.PerformanceUserMarkLogLevel,
-                    (element) => {
-                        if (element.checked) {
-                            Tools.PerformanceLogLevel = Tools.PerformanceUserMarkLogLevel;
-                        } else {
-                            Tools.PerformanceLogLevel = Tools.PerformanceNoneLogLevel;
-                        }
-                    });
-                ;
-                this._optionsSubsetDiv.appendChild(document.createElement("br"));
-                this._generateTexBox(this._optionsSubsetDiv, "<b>Rendering mode:</b>", this.accentColor);
-                this._generateRadio(this._optionsSubsetDiv, "Solid", "renderMode", !this._scene.forceWireframe && !this._scene.forcePointsCloud, (element) => {
-                    if (element.checked) {
-                        this._scene.forceWireframe = false;
-                        this._scene.forcePointsCloud = false;
-                    }
-                });
-                this._generateRadio(this._optionsSubsetDiv, "Wireframe", "renderMode", this._scene.forceWireframe, (element) => {
-                    if (element.checked) {
-                        this._scene.forceWireframe = true;
-                        this._scene.forcePointsCloud = false;
-                    }
-                });
-                this._generateRadio(this._optionsSubsetDiv, "Point", "renderMode", this._scene.forcePointsCloud, (element) => {
-                    if (element.checked) {
-                        this._scene.forceWireframe = false;
-                        this._scene.forcePointsCloud = true;
-                    }
-                });
-                this._optionsSubsetDiv.appendChild(document.createElement("br"));
-                this._generateTexBox(this._optionsSubsetDiv, "<b>Texture channels:</b>", this.accentColor);
-                this._generateCheckBox(this._optionsSubsetDiv, "Diffuse", StandardMaterial.DiffuseTextureEnabled, (element) => { StandardMaterial.DiffuseTextureEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Ambient", StandardMaterial.AmbientTextureEnabled, (element) => { StandardMaterial.AmbientTextureEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Specular", StandardMaterial.SpecularTextureEnabled, (element) => { StandardMaterial.SpecularTextureEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Emissive", StandardMaterial.EmissiveTextureEnabled, (element) => { StandardMaterial.EmissiveTextureEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Bump", StandardMaterial.BumpTextureEnabled, (element) => { StandardMaterial.BumpTextureEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Opacity", StandardMaterial.OpacityTextureEnabled, (element) => { StandardMaterial.OpacityTextureEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Reflection", StandardMaterial.ReflectionTextureEnabled, (element) => { StandardMaterial.ReflectionTextureEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Refraction", StandardMaterial.RefractionTextureEnabled, (element) => { StandardMaterial.RefractionTextureEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "ColorGrading", StandardMaterial.ColorGradingTextureEnabled, (element) => { StandardMaterial.ColorGradingTextureEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Lightmap", StandardMaterial.LightmapTextureEnabled, (element) => { StandardMaterial.LightmapTextureEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Fresnel", StandardMaterial.FresnelEnabled, (element) => { StandardMaterial.FresnelEnabled = element.checked });
-                this._optionsSubsetDiv.appendChild(document.createElement("br"));
-                this._generateTexBox(this._optionsSubsetDiv, "<b>Options:</b>", this.accentColor);
-                this._generateCheckBox(this._optionsSubsetDiv, "Animations", this._scene.animationsEnabled, (element) => { this._scene.animationsEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Collisions", this._scene.collisionsEnabled, (element) => { this._scene.collisionsEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Fog", this._scene.fogEnabled, (element) => { this._scene.fogEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Lens flares", this._scene.lensFlaresEnabled, (element) => { this._scene.lensFlaresEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Lights", this._scene.lightsEnabled, (element) => { this._scene.lightsEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Particles", this._scene.particlesEnabled, (element) => { this._scene.particlesEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Post-processes", this._scene.postProcessesEnabled, (element) => { this._scene.postProcessesEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Probes", this._scene.probesEnabled, (element) => { this._scene.probesEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Procedural textures", this._scene.proceduralTexturesEnabled, (element) => { this._scene.proceduralTexturesEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Render targets", this._scene.renderTargetsEnabled, (element) => { this._scene.renderTargetsEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Shadows", this._scene.shadowsEnabled, (element) => { this._scene.shadowsEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Skeletons", this._scene.skeletonsEnabled, (element) => { this._scene.skeletonsEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Sprites", this._scene.spritesEnabled, (element) => { this._scene.spritesEnabled = element.checked });
-                this._generateCheckBox(this._optionsSubsetDiv, "Textures", this._scene.texturesEnabled, (element) => { this._scene.texturesEnabled = element.checked });
-                if (AudioEngine && Engine.audioEngine.canUseWebAudio) {
-                    this._optionsSubsetDiv.appendChild(document.createElement("br"));
-                    this._generateTexBox(this._optionsSubsetDiv, "<b>Audio:</b>", this.accentColor);
-                    this._generateRadio(this._optionsSubsetDiv, "Headphones", "panningModel", this._scene.headphone, (element) => {
-                        if (element.checked) {
-                            this._scene.headphone = true;
-                        }
-                    });
-                    this._generateRadio(this._optionsSubsetDiv, "Normal Speakers", "panningModel", !this._scene.headphone, (element) => {
-                        if (element.checked) {
-                            this._scene.headphone = false;
-                        }
-                    });
-                    this._generateCheckBox(this._optionsSubsetDiv, "Disable audio", !this._scene.audioEnabled, (element) => {
-                        this._scene.audioEnabled = !element.checked;
-                    });
-                }
-                this._optionsSubsetDiv.appendChild(document.createElement("br"));
-                this._generateTexBox(this._optionsSubsetDiv, "<b>Viewers:</b>", this.accentColor);
-                this._generateCheckBox(this._optionsSubsetDiv, "Skeletons", false, (element) => {
-
-                    if (!element.checked) {
-                        this._clearSkeletonViewers();
-                        return;
-                    }
-
-                    for (var index = 0; index < this._scene.meshes.length; index++) {
-                        var mesh = this._scene.meshes[index];
-
-                        if (mesh.skeleton) {
-                            var found = false;
-                            for (var sIndex = 0; sIndex < this._skeletonViewers.length; sIndex++) {
-                                if (this._skeletonViewers[sIndex].skeleton === mesh.skeleton) {
-                                    found = true;
-                                    break;
-                                }
-                            }
-
-                            if (found) {
-                                continue;
-                            }
-
-                            var viewer = new BABYLON.Debug.SkeletonViewer(mesh.skeleton, mesh, this._scene);
-                            viewer.isEnabled = true;
-                            this._skeletonViewers.push(viewer);
-                        }
-                    }
-                });
-                this._optionsSubsetDiv.appendChild(document.createElement("br"));
-                this._generateTexBox(this._optionsSubsetDiv, "<b>Tools:</b>", this.accentColor);
-                this._generateButton(this._optionsSubsetDiv, "Dump rendertargets", (element) => { this._scene.dumpNextRenderTargets = true; });
-                this._generateButton(this._optionsSubsetDiv, "Run SceneOptimizer", (element) => { SceneOptimizer.OptimizeAsync(this._scene); });
-                this._generateButton(this._optionsSubsetDiv, "Log camera object", (element) => {
-                    if (this._camera) {
-                        console.log(this._camera);
-                    } else {
-                        console.warn("No camera defined, or debug layer created before camera creation!");
-                    }
-                });
-                this._optionsSubsetDiv.appendChild(document.createElement("br"));
-
-                this._globalDiv.appendChild(this._statsDiv);
-                this._globalDiv.appendChild(this._logDiv);
-                this._globalDiv.appendChild(this._optionsDiv);
-                this._globalDiv.appendChild(this._treeDiv);
+                // Otherwise creates the inspector
+                this._createInspector();
             }
         }
 
-        private _displayStats() {
-            var scene = this._scene;
-            var engine = scene.getEngine();
-            var glInfo = engine.getGlInfo();
-
-            this._statsSubsetDiv.innerHTML = "Babylon.js v" + Engine.Version + " - <b>" + Tools.Format(engine.getFps(), 0) + " fps</b><br><br>"
-                + "<div style='column-count: 2;-moz-column-count:2;-webkit-column-count:2'>"
-                + "<b>Count</b><br>"
-                + "Total meshes: " + scene.meshes.length + "<br>"
-                + "Total lights: " + scene.lights.length + "<br>"
-                + "Total vertices: " + scene.getTotalVertices() + "<br>"
-                + "Total materials: " + scene.materials.length + "<br>"
-                + "Total textures: " + scene.textures.length + "<br>"
-                + "Active meshes: " + scene.getActiveMeshes().length + "<br>"
-                + "Active indices: " + scene.getActiveIndices() + "<br>"
-                + "Active bones: " + scene.getActiveBones() + "<br>"
-                + "Active particles: " + scene.getActiveParticles() + "<br>"
-                + "<b>Draw calls: " + engine.drawCalls + "</b><br><br>"
-                + "<b>Duration</b><br>"
-                + "Meshes selection:</i> " + Tools.Format(scene.getEvaluateActiveMeshesDuration()) + " ms<br>"
-                + "Render Targets: " + Tools.Format(scene.getRenderTargetsDuration()) + " ms<br>"
-                + "Particles: " + Tools.Format(scene.getParticlesDuration()) + " ms<br>"
-                + "Sprites: " + Tools.Format(scene.getSpritesDuration()) + " ms<br><br>"
-                + "Render: <b>" + Tools.Format(scene.getRenderDuration()) + " ms</b><br>"
-                + "Frame: " + Tools.Format(scene.getLastFrameDuration()) + " ms<br>"
-                + "Potential FPS: " + Tools.Format(1000.0 / scene.getLastFrameDuration(), 0) + "<br>"
-                + "Resolution: " + engine.getRenderWidth() + "x" + engine.getRenderHeight() + "<br><br>"
-                + "</div>"
-                + "<div style='column-count: 2;-moz-column-count:2;-webkit-column-count:2'>"
-                + "<b>Extensions</b><br>"
-                + "Std derivatives: " + (engine.getCaps().standardDerivatives ? "Yes" : "No") + "<br>"
-                + "Compressed textures: " + (engine.getCaps().s3tc ? "Yes" : "No") + "<br>"
-                + "Hardware instances: " + (engine.getCaps().instancedArrays ? "Yes" : "No") + "<br>"
-                + "Texture float: " + (engine.getCaps().textureFloat ? "Yes" : "No") + "<br><br>"
-                + "32bits indices: " + (engine.getCaps().uintIndices ? "Yes" : "No") + "<br>"
-                + "Fragment depth: " + (engine.getCaps().fragmentDepthSupported ? "Yes" : "No") + "<br>"
-                + "High precision shaders: " + (engine.getCaps().highPrecisionShaderSupported ? "Yes" : "No") + "<br>"
-                + "Draw buffers: " + (engine.getCaps().drawBuffersExtension ? "Yes" : "No") + "<br>"
-                + "</div><br>"
-                + "<div style='column-count: 2;-moz-column-count:2;-webkit-column-count:2'>"
-                + "<b>Caps.</b><br>"
-                + "Stencil: " + (engine.isStencilEnable ? "Enabled" : "Disabled") + "<br>"
-                + "Max textures units: " + engine.getCaps().maxTexturesImageUnits + "<br>"
-                + "Max textures size: " + engine.getCaps().maxTextureSize + "<br>"
-                + "Max anisotropy: " + engine.getCaps().maxAnisotropy + "<br>"
-                + "<b>Info</b><br>"
-                + "WebGL feature level: " + engine.webGLVersion + "<br>"
-                + glInfo.version + "<br>"
-                + "</div><br>"
-                + glInfo.renderer + "<br>";
-
-            if (this.customStatsFunction) {
-                this._statsSubsetDiv.innerHTML += this.customStatsFunction();
-            }
-        }
     }
 }

src/Tools/babylon.tools.ts

@@ -439,6 +439,28 @@
             }
         }
 
+        /** 
+         * Load a script (identified by an url). When the url returns, the 
+         * content of this file is added into a new script element, attached to the DOM (body element)
+         */
+        public static LoadScript(
+            scriptUrl:string, 
+            callback: (data?: any) => void, 
+            progressCallBack?: () => void,
+            onError?: () => void) {
+                // Load file
+                BABYLON.Tools.LoadFile(scriptUrl, (scriptContent:string) => {
+                    // Create script element
+                    let scriptElem         = window.document.createElement('script');
+                    scriptElem.textContent = scriptContent;        
+                    // attach the script to the body
+                    let body               = window.document.body;
+                    body.appendChild(scriptElem);
+                    callback();
+                }, progressCallBack, null, null, onError);
+
+        }
+
         public static ReadFileAsDataURL(fileToLoad, callback, progressCallback): void {
             var reader = new FileReader();
             reader.onload = e => {

src/babylon.engine.ts

@@ -1026,13 +1026,6 @@
             var height = navigator.isCocoonJS ? window.innerHeight : this._renderingCanvas.clientHeight;
 
             this.setSize(width / this._hardwareScalingLevel, height / this._hardwareScalingLevel);
-
-            for (var index = 0; index < this.scenes.length; index++) {
-                var scene = this.scenes[index];
-                if (DebugLayer && scene.debugLayer.isVisible()) {
-                    scene.debugLayer._syncPositions();
-                }
-            }
         }
 
         /**