Fix limit check on animations

dist/preview release/babylon.d.ts

@@ -3539,252 +3539,6 @@ declare module BABYLON {
 }
 
 declare module BABYLON {
-    class BoundingBox implements ICullable {
-        minimum: Vector3;
-        maximum: Vector3;
-        vectors: Vector3[];
-        center: Vector3;
-        centerWorld: Vector3;
-        extendSize: Vector3;
-        extendSizeWorld: Vector3;
-        directions: Vector3[];
-        vectorsWorld: Vector3[];
-        minimumWorld: Vector3;
-        maximumWorld: Vector3;
-        private _worldMatrix;
-        constructor(minimum: Vector3, maximum: Vector3);
-        getWorldMatrix(): Matrix;
-        setWorldMatrix(matrix: Matrix): BoundingBox;
-        _update(world: Matrix): void;
-        isInFrustum(frustumPlanes: Plane[]): boolean;
-        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
-        intersectsPoint(point: Vector3): boolean;
-        intersectsSphere(sphere: BoundingSphere): boolean;
-        intersectsMinMax(min: Vector3, max: Vector3): boolean;
-        static Intersects(box0: BoundingBox, box1: BoundingBox): boolean;
-        static IntersectsSphere(minPoint: Vector3, maxPoint: Vector3, sphereCenter: Vector3, sphereRadius: number): boolean;
-        static IsCompletelyInFrustum(boundingVectors: Vector3[], frustumPlanes: Plane[]): boolean;
-        static IsInFrustum(boundingVectors: Vector3[], frustumPlanes: Plane[]): boolean;
-    }
-}
-
-declare module BABYLON {
-    interface ICullable {
-        isInFrustum(frustumPlanes: Plane[]): boolean;
-        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
-    }
-    class BoundingInfo implements ICullable {
-        minimum: Vector3;
-        maximum: Vector3;
-        boundingBox: BoundingBox;
-        boundingSphere: BoundingSphere;
-        private _isLocked;
-        constructor(minimum: Vector3, maximum: Vector3);
-        isLocked: boolean;
-        update(world: Matrix): void;
-        isInFrustum(frustumPlanes: Plane[]): boolean;
-        /**
-         * Gets the world distance between the min and max points of the bounding box
-         */
-        readonly diagonalLength: number;
-        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
-        _checkCollision(collider: Collider): boolean;
-        intersectsPoint(point: Vector3): boolean;
-        intersects(boundingInfo: BoundingInfo, precise: boolean): boolean;
-    }
-}
-
-declare module BABYLON {
-    class BoundingSphere {
-        minimum: Vector3;
-        maximum: Vector3;
-        center: Vector3;
-        radius: number;
-        centerWorld: Vector3;
-        radiusWorld: number;
-        private _tempRadiusVector;
-        constructor(minimum: Vector3, maximum: Vector3);
-        _update(world: Matrix): void;
-        isInFrustum(frustumPlanes: Plane[]): boolean;
-        intersectsPoint(point: Vector3): boolean;
-        static Intersects(sphere0: BoundingSphere, sphere1: BoundingSphere): boolean;
-    }
-}
-
-declare module BABYLON {
-    class Ray {
-        origin: Vector3;
-        direction: Vector3;
-        length: number;
-        private _edge1;
-        private _edge2;
-        private _pvec;
-        private _tvec;
-        private _qvec;
-        private _tmpRay;
-        private _rayHelper;
-        constructor(origin: Vector3, direction: Vector3, length?: number);
-        intersectsBoxMinMax(minimum: Vector3, maximum: Vector3): boolean;
-        intersectsBox(box: BoundingBox): boolean;
-        intersectsSphere(sphere: BoundingSphere): boolean;
-        intersectsTriangle(vertex0: Vector3, vertex1: Vector3, vertex2: Vector3): IntersectionInfo;
-        intersectsPlane(plane: Plane): number;
-        intersectsMesh(mesh: AbstractMesh, fastCheck?: boolean): PickingInfo;
-        intersectsMeshes(meshes: Array<AbstractMesh>, fastCheck?: boolean, results?: Array<PickingInfo>): Array<PickingInfo>;
-        private _comparePickingInfo(pickingInfoA, pickingInfoB);
-        private static smallnum;
-        private static rayl;
-        /**
-         * Intersection test between the ray and a given segment whithin a given tolerance (threshold)
-         * @param sega the first point of the segment to test the intersection against
-         * @param segb the second point of the segment to test the intersection against
-         * @param threshold the tolerance margin, if the ray doesn't intersect the segment but is close to the given threshold, the intersection is successful
-         * @return the distance from the ray origin to the intersection point if there's intersection, or -1 if there's no intersection
-         */
-        intersectionSegment(sega: Vector3, segb: Vector3, threshold: number): number;
-        static CreateNew(x: number, y: number, viewportWidth: number, viewportHeight: number, world: Matrix, view: Matrix, projection: Matrix): Ray;
-        /**
-        * Function will create a new transformed ray starting from origin and ending at the end point. Ray's length will be set, and ray will be
-        * transformed to the given world matrix.
-        * @param origin The origin point
-        * @param end The end point
-        * @param world a matrix to transform the ray to. Default is the identity matrix.
-        */
-        static CreateNewFromTo(origin: Vector3, end: Vector3, world?: Matrix): Ray;
-        static Transform(ray: Ray, matrix: Matrix): Ray;
-        static TransformToRef(ray: Ray, matrix: Matrix, result: Ray): void;
-    }
-}
-
-declare module BABYLON.Debug {
-    class AxesViewer {
-        private _xline;
-        private _yline;
-        private _zline;
-        private _xmesh;
-        private _ymesh;
-        private _zmesh;
-        scene: Scene;
-        scaleLines: number;
-        constructor(scene: Scene, scaleLines?: number);
-        update(position: Vector3, xaxis: Vector3, yaxis: Vector3, zaxis: Vector3): void;
-        dispose(): void;
-    }
-}
-
-declare module BABYLON.Debug {
-    class BoneAxesViewer extends Debug.AxesViewer {
-        mesh: Mesh;
-        bone: Bone;
-        pos: Vector3;
-        xaxis: Vector3;
-        yaxis: Vector3;
-        zaxis: Vector3;
-        constructor(scene: Scene, bone: Bone, mesh: Mesh, scaleLines?: number);
-        update(): void;
-        dispose(): void;
-    }
-}
-
-declare module BABYLON {
-    class DebugLayer {
-        private _scene;
-        static InspectorURL: string;
-        private _inspector;
-        constructor(scene: Scene);
-        /** Creates the inspector window. */
-        private _createInspector(config?);
-        isVisible(): boolean;
-        hide(): void;
-        show(config?: {
-            popup?: boolean;
-            initialTab?: number;
-            parentElement?: HTMLElement;
-            newColors?: {
-                backgroundColor?: string;
-                backgroundColorLighter?: string;
-                backgroundColorLighter2?: string;
-                backgroundColorLighter3?: string;
-                color?: string;
-                colorTop?: string;
-                colorBot?: string;
-            };
-        }): void;
-    }
-}
-
-declare module BABYLON.Debug {
-    class PhysicsViewer {
-        protected _impostors: Array<PhysicsImpostor>;
-        protected _meshes: Array<AbstractMesh>;
-        protected _scene: Scene;
-        protected _numMeshes: number;
-        protected _physicsEnginePlugin: IPhysicsEnginePlugin;
-        private _renderFunction;
-        private _debugBoxMesh;
-        private _debugSphereMesh;
-        private _debugMaterial;
-        constructor(scene: Scene);
-        protected _updateDebugMeshes(): void;
-        showImpostor(impostor: PhysicsImpostor): void;
-        hideImpostor(impostor: PhysicsImpostor): void;
-        private _getDebugMaterial(scene);
-        private _getDebugBoxMesh(scene);
-        private _getDebugSphereMesh(scene);
-        private _getDebugMesh(impostor, scene);
-        dispose(): void;
-    }
-}
-
-declare module BABYLON {
-    class RayHelper {
-        ray: Ray;
-        private _renderPoints;
-        private _renderLine;
-        private _renderFunction;
-        private _scene;
-        private _updateToMeshFunction;
-        private _attachedToMesh;
-        private _meshSpaceDirection;
-        private _meshSpaceOrigin;
-        static CreateAndShow(ray: Ray, scene: Scene, color: Color3): RayHelper;
-        constructor(ray: Ray);
-        show(scene: Scene, color: Color3): void;
-        hide(): void;
-        private _render();
-        attachToMesh(mesh: AbstractMesh, meshSpaceDirection?: Vector3, meshSpaceOrigin?: Vector3, length?: number): void;
-        detachFromMesh(): void;
-        private _updateToMesh();
-        dispose(): void;
-    }
-}
-
-declare module BABYLON.Debug {
-    /**
-    * Demo available here: http://www.babylonjs-playground.com/#1BZJVJ#8
-    */
-    class SkeletonViewer {
-        skeleton: Skeleton;
-        mesh: AbstractMesh;
-        autoUpdateBonesMatrices: boolean;
-        renderingGroupId: number;
-        color: Color3;
-        private _scene;
-        private _debugLines;
-        private _debugMesh;
-        private _isEnabled;
-        private _renderFunction;
-        constructor(skeleton: Skeleton, mesh: AbstractMesh, scene: Scene, autoUpdateBonesMatrices?: boolean, renderingGroupId?: number);
-        isEnabled: boolean;
-        private _getBonePosition(position, bone, meshMat, x?, y?, z?);
-        private _getLinesForBonesWithLength(bones, meshMat);
-        private _getLinesForBonesNoLength(bones, meshMat);
-        update(): void;
-        dispose(): void;
-    }
-}
-
-declare module BABYLON {
     class ArcRotateCamera extends TargetCamera {
         alpha: number;
         beta: number;
@@ -4309,65 +4063,120 @@ declare module BABYLON {
 }
 
 declare module BABYLON {
-    class KeyboardEventTypes {
-        static _KEYDOWN: number;
-        static _KEYUP: number;
-        static readonly KEYDOWN: number;
-        static readonly KEYUP: number;
-    }
-    class KeyboardInfo {
-        type: number;
-        event: KeyboardEvent;
-        constructor(type: number, event: KeyboardEvent);
-    }
-    /**
-     * This class is used to store keyboard related info for the onPreKeyboardObservable event.
-     * Set the skipOnKeyboardObservable property to true if you want the engine to stop any process after this event is triggered, even not calling onKeyboardObservable
-     */
-    class KeyboardInfoPre extends KeyboardInfo {
-        constructor(type: number, event: KeyboardEvent);
-        skipOnPointerObservable: boolean;
+    class BoundingBox implements ICullable {
+        minimum: Vector3;
+        maximum: Vector3;
+        vectors: Vector3[];
+        center: Vector3;
+        centerWorld: Vector3;
+        extendSize: Vector3;
+        extendSizeWorld: Vector3;
+        directions: Vector3[];
+        vectorsWorld: Vector3[];
+        minimumWorld: Vector3;
+        maximumWorld: Vector3;
+        private _worldMatrix;
+        constructor(minimum: Vector3, maximum: Vector3);
+        getWorldMatrix(): Matrix;
+        setWorldMatrix(matrix: Matrix): BoundingBox;
+        _update(world: Matrix): void;
+        isInFrustum(frustumPlanes: Plane[]): boolean;
+        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
+        intersectsPoint(point: Vector3): boolean;
+        intersectsSphere(sphere: BoundingSphere): boolean;
+        intersectsMinMax(min: Vector3, max: Vector3): boolean;
+        static Intersects(box0: BoundingBox, box1: BoundingBox): boolean;
+        static IntersectsSphere(minPoint: Vector3, maxPoint: Vector3, sphereCenter: Vector3, sphereRadius: number): boolean;
+        static IsCompletelyInFrustum(boundingVectors: Vector3[], frustumPlanes: Plane[]): boolean;
+        static IsInFrustum(boundingVectors: Vector3[], frustumPlanes: Plane[]): boolean;
     }
 }
 
 declare module BABYLON {
-    class PointerEventTypes {
-        static _POINTERDOWN: number;
-        static _POINTERUP: number;
-        static _POINTERMOVE: number;
-        static _POINTERWHEEL: number;
-        static _POINTERPICK: number;
-        static _POINTERTAP: number;
-        static _POINTERDOUBLETAP: number;
-        static readonly POINTERDOWN: number;
-        static readonly POINTERUP: number;
-        static readonly POINTERMOVE: number;
-        static readonly POINTERWHEEL: number;
-        static readonly POINTERPICK: number;
-        static readonly POINTERTAP: number;
-        static readonly POINTERDOUBLETAP: number;
+    interface ICullable {
+        isInFrustum(frustumPlanes: Plane[]): boolean;
+        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
     }
-    class PointerInfoBase {
-        type: number;
-        event: PointerEvent | MouseWheelEvent;
-        constructor(type: number, event: PointerEvent | MouseWheelEvent);
+    class BoundingInfo implements ICullable {
+        minimum: Vector3;
+        maximum: Vector3;
+        boundingBox: BoundingBox;
+        boundingSphere: BoundingSphere;
+        private _isLocked;
+        constructor(minimum: Vector3, maximum: Vector3);
+        isLocked: boolean;
+        update(world: Matrix): void;
+        isInFrustum(frustumPlanes: Plane[]): boolean;
+        /**
+         * Gets the world distance between the min and max points of the bounding box
+         */
+        readonly diagonalLength: number;
+        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
+        _checkCollision(collider: Collider): boolean;
+        intersectsPoint(point: Vector3): boolean;
+        intersects(boundingInfo: BoundingInfo, precise: boolean): boolean;
     }
-    /**
-     * This class is used to store pointer related info for the onPrePointerObservable event.
-     * Set the skipOnPointerObservable property to true if you want the engine to stop any process after this event is triggered, even not calling onPointerObservable
-     */
-    class PointerInfoPre extends PointerInfoBase {
-        constructor(type: number, event: PointerEvent | MouseWheelEvent, localX: any, localY: any);
-        localPosition: Vector2;
-        skipOnPointerObservable: boolean;
+}
+
+declare module BABYLON {
+    class BoundingSphere {
+        minimum: Vector3;
+        maximum: Vector3;
+        center: Vector3;
+        radius: number;
+        centerWorld: Vector3;
+        radiusWorld: number;
+        private _tempRadiusVector;
+        constructor(minimum: Vector3, maximum: Vector3);
+        _update(world: Matrix): void;
+        isInFrustum(frustumPlanes: Plane[]): boolean;
+        intersectsPoint(point: Vector3): boolean;
+        static Intersects(sphere0: BoundingSphere, sphere1: BoundingSphere): boolean;
     }
-    /**
-     * This type contains all the data related to a pointer event in Babylon.js.
-     * The event member is an instance of PointerEvent for all types except PointerWheel and is of type MouseWheelEvent when type equals PointerWheel. The different event types can be found in the PointerEventTypes class.
-     */
-    class PointerInfo extends PointerInfoBase {
-        pickInfo: PickingInfo;
-        constructor(type: number, event: PointerEvent | MouseWheelEvent, pickInfo: PickingInfo);
+}
+
+declare module BABYLON {
+    class Ray {
+        origin: Vector3;
+        direction: Vector3;
+        length: number;
+        private _edge1;
+        private _edge2;
+        private _pvec;
+        private _tvec;
+        private _qvec;
+        private _tmpRay;
+        private _rayHelper;
+        constructor(origin: Vector3, direction: Vector3, length?: number);
+        intersectsBoxMinMax(minimum: Vector3, maximum: Vector3): boolean;
+        intersectsBox(box: BoundingBox): boolean;
+        intersectsSphere(sphere: BoundingSphere): boolean;
+        intersectsTriangle(vertex0: Vector3, vertex1: Vector3, vertex2: Vector3): IntersectionInfo;
+        intersectsPlane(plane: Plane): number;
+        intersectsMesh(mesh: AbstractMesh, fastCheck?: boolean): PickingInfo;
+        intersectsMeshes(meshes: Array<AbstractMesh>, fastCheck?: boolean, results?: Array<PickingInfo>): Array<PickingInfo>;
+        private _comparePickingInfo(pickingInfoA, pickingInfoB);
+        private static smallnum;
+        private static rayl;
+        /**
+         * Intersection test between the ray and a given segment whithin a given tolerance (threshold)
+         * @param sega the first point of the segment to test the intersection against
+         * @param segb the second point of the segment to test the intersection against
+         * @param threshold the tolerance margin, if the ray doesn't intersect the segment but is close to the given threshold, the intersection is successful
+         * @return the distance from the ray origin to the intersection point if there's intersection, or -1 if there's no intersection
+         */
+        intersectionSegment(sega: Vector3, segb: Vector3, threshold: number): number;
+        static CreateNew(x: number, y: number, viewportWidth: number, viewportHeight: number, world: Matrix, view: Matrix, projection: Matrix): Ray;
+        /**
+        * Function will create a new transformed ray starting from origin and ending at the end point. Ray's length will be set, and ray will be
+        * transformed to the given world matrix.
+        * @param origin The origin point
+        * @param end The end point
+        * @param world a matrix to transform the ray to. Default is the identity matrix.
+        */
+        static CreateNewFromTo(origin: Vector3, end: Vector3, world?: Matrix): Ray;
+        static Transform(ray: Ray, matrix: Matrix): Ray;
+        static TransformToRef(ray: Ray, matrix: Matrix, result: Ray): void;
     }
 }
 
@@ -4528,89 +4337,280 @@ declare module BABYLON {
         private _afterRender;
         private _onMessageFromWorker;
     }
-    class CollisionCoordinatorLegacy implements ICollisionCoordinator {
+    class CollisionCoordinatorLegacy implements ICollisionCoordinator {
+        private _scene;
+        private _scaledPosition;
+        private _scaledVelocity;
+        private _finalPosition;
+        getNewPosition(position: Vector3, displacement: Vector3, collider: Collider, maximumRetry: number, excludedMesh: AbstractMesh, onNewPosition: (collisionIndex: number, newPosition: Vector3, collidedMesh?: AbstractMesh) => void, collisionIndex: number): void;
+        init(scene: Scene): void;
+        destroy(): void;
+        onMeshAdded(mesh: AbstractMesh): void;
+        onMeshUpdated(mesh: AbstractMesh): void;
+        onMeshRemoved(mesh: AbstractMesh): void;
+        onGeometryAdded(geometry: Geometry): void;
+        onGeometryUpdated(geometry: Geometry): void;
+        onGeometryDeleted(geometry: Geometry): void;
+        private _collideWithWorld(position, velocity, collider, maximumRetry, finalPosition, excludedMesh?);
+    }
+}
+
+declare module BABYLON {
+    var WorkerIncluded: boolean;
+    class CollisionCache {
+        private _meshes;
+        private _geometries;
+        getMeshes(): {
+            [n: number]: SerializedMesh;
+        };
+        getGeometries(): {
+            [s: number]: SerializedGeometry;
+        };
+        getMesh(id: any): SerializedMesh;
+        addMesh(mesh: SerializedMesh): void;
+        removeMesh(uniqueId: number): void;
+        getGeometry(id: string): SerializedGeometry;
+        addGeometry(geometry: SerializedGeometry): void;
+        removeGeometry(id: string): void;
+    }
+    class CollideWorker {
+        collider: Collider;
+        private _collisionCache;
+        private finalPosition;
+        private collisionsScalingMatrix;
+        private collisionTranformationMatrix;
+        constructor(collider: Collider, _collisionCache: CollisionCache, finalPosition: Vector3);
+        collideWithWorld(position: Vector3, velocity: Vector3, maximumRetry: number, excludedMeshUniqueId?: number): void;
+        private checkCollision(mesh);
+        private processCollisionsForSubMeshes(transformMatrix, mesh);
+        private collideForSubMesh(subMesh, transformMatrix, meshGeometry);
+        private checkSubmeshCollision(subMesh);
+    }
+    interface ICollisionDetector {
+        onInit(payload: InitPayload): void;
+        onUpdate(payload: UpdatePayload): void;
+        onCollision(payload: CollidePayload): void;
+    }
+    class CollisionDetectorTransferable implements ICollisionDetector {
+        private _collisionCache;
+        onInit(payload: InitPayload): void;
+        onUpdate(payload: UpdatePayload): void;
+        onCollision(payload: CollidePayload): void;
+    }
+}
+
+declare module BABYLON {
+    class IntersectionInfo {
+        bu: number;
+        bv: number;
+        distance: number;
+        faceId: number;
+        subMeshId: number;
+        constructor(bu: number, bv: number, distance: number);
+    }
+    class PickingInfo {
+        hit: boolean;
+        distance: number;
+        pickedPoint: Vector3;
+        pickedMesh: AbstractMesh;
+        bu: number;
+        bv: number;
+        faceId: number;
+        subMeshId: number;
+        pickedSprite: Sprite;
+        getNormal(useWorldCoordinates?: boolean, useVerticesNormals?: boolean): Vector3;
+        getTextureCoordinates(): Vector2;
+    }
+}
+
+declare module BABYLON.Debug {
+    class AxesViewer {
+        private _xline;
+        private _yline;
+        private _zline;
+        private _xmesh;
+        private _ymesh;
+        private _zmesh;
+        scene: Scene;
+        scaleLines: number;
+        constructor(scene: Scene, scaleLines?: number);
+        update(position: Vector3, xaxis: Vector3, yaxis: Vector3, zaxis: Vector3): void;
+        dispose(): void;
+    }
+}
+
+declare module BABYLON.Debug {
+    class BoneAxesViewer extends Debug.AxesViewer {
+        mesh: Mesh;
+        bone: Bone;
+        pos: Vector3;
+        xaxis: Vector3;
+        yaxis: Vector3;
+        zaxis: Vector3;
+        constructor(scene: Scene, bone: Bone, mesh: Mesh, scaleLines?: number);
+        update(): void;
+        dispose(): void;
+    }
+}
+
+declare module BABYLON {
+    class DebugLayer {
+        private _scene;
+        static InspectorURL: string;
+        private _inspector;
+        constructor(scene: Scene);
+        /** Creates the inspector window. */
+        private _createInspector(config?);
+        isVisible(): boolean;
+        hide(): void;
+        show(config?: {
+            popup?: boolean;
+            initialTab?: number;
+            parentElement?: HTMLElement;
+            newColors?: {
+                backgroundColor?: string;
+                backgroundColorLighter?: string;
+                backgroundColorLighter2?: string;
+                backgroundColorLighter3?: string;
+                color?: string;
+                colorTop?: string;
+                colorBot?: string;
+            };
+        }): void;
+    }
+}
+
+declare module BABYLON.Debug {
+    class PhysicsViewer {
+        protected _impostors: Array<PhysicsImpostor>;
+        protected _meshes: Array<AbstractMesh>;
+        protected _scene: Scene;
+        protected _numMeshes: number;
+        protected _physicsEnginePlugin: IPhysicsEnginePlugin;
+        private _renderFunction;
+        private _debugBoxMesh;
+        private _debugSphereMesh;
+        private _debugMaterial;
+        constructor(scene: Scene);
+        protected _updateDebugMeshes(): void;
+        showImpostor(impostor: PhysicsImpostor): void;
+        hideImpostor(impostor: PhysicsImpostor): void;
+        private _getDebugMaterial(scene);
+        private _getDebugBoxMesh(scene);
+        private _getDebugSphereMesh(scene);
+        private _getDebugMesh(impostor, scene);
+        dispose(): void;
+    }
+}
+
+declare module BABYLON {
+    class RayHelper {
+        ray: Ray;
+        private _renderPoints;
+        private _renderLine;
+        private _renderFunction;
+        private _scene;
+        private _updateToMeshFunction;
+        private _attachedToMesh;
+        private _meshSpaceDirection;
+        private _meshSpaceOrigin;
+        static CreateAndShow(ray: Ray, scene: Scene, color: Color3): RayHelper;
+        constructor(ray: Ray);
+        show(scene: Scene, color: Color3): void;
+        hide(): void;
+        private _render();
+        attachToMesh(mesh: AbstractMesh, meshSpaceDirection?: Vector3, meshSpaceOrigin?: Vector3, length?: number): void;
+        detachFromMesh(): void;
+        private _updateToMesh();
+        dispose(): void;
+    }
+}
+
+declare module BABYLON.Debug {
+    /**
+    * Demo available here: http://www.babylonjs-playground.com/#1BZJVJ#8
+    */
+    class SkeletonViewer {
+        skeleton: Skeleton;
+        mesh: AbstractMesh;
+        autoUpdateBonesMatrices: boolean;
+        renderingGroupId: number;
+        color: Color3;
         private _scene;
-        private _scaledPosition;
-        private _scaledVelocity;
-        private _finalPosition;
-        getNewPosition(position: Vector3, displacement: Vector3, collider: Collider, maximumRetry: number, excludedMesh: AbstractMesh, onNewPosition: (collisionIndex: number, newPosition: Vector3, collidedMesh?: AbstractMesh) => void, collisionIndex: number): void;
-        init(scene: Scene): void;
-        destroy(): void;
-        onMeshAdded(mesh: AbstractMesh): void;
-        onMeshUpdated(mesh: AbstractMesh): void;
-        onMeshRemoved(mesh: AbstractMesh): void;
-        onGeometryAdded(geometry: Geometry): void;
-        onGeometryUpdated(geometry: Geometry): void;
-        onGeometryDeleted(geometry: Geometry): void;
-        private _collideWithWorld(position, velocity, collider, maximumRetry, finalPosition, excludedMesh?);
+        private _debugLines;
+        private _debugMesh;
+        private _isEnabled;
+        private _renderFunction;
+        constructor(skeleton: Skeleton, mesh: AbstractMesh, scene: Scene, autoUpdateBonesMatrices?: boolean, renderingGroupId?: number);
+        isEnabled: boolean;
+        private _getBonePosition(position, bone, meshMat, x?, y?, z?);
+        private _getLinesForBonesWithLength(bones, meshMat);
+        private _getLinesForBonesNoLength(bones, meshMat);
+        update(): void;
+        dispose(): void;
     }
 }
 
 declare module BABYLON {
-    var WorkerIncluded: boolean;
-    class CollisionCache {
-        private _meshes;
-        private _geometries;
-        getMeshes(): {
-            [n: number]: SerializedMesh;
-        };
-        getGeometries(): {
-            [s: number]: SerializedGeometry;
-        };
-        getMesh(id: any): SerializedMesh;
-        addMesh(mesh: SerializedMesh): void;
-        removeMesh(uniqueId: number): void;
-        getGeometry(id: string): SerializedGeometry;
-        addGeometry(geometry: SerializedGeometry): void;
-        removeGeometry(id: string): void;
-    }
-    class CollideWorker {
-        collider: Collider;
-        private _collisionCache;
-        private finalPosition;
-        private collisionsScalingMatrix;
-        private collisionTranformationMatrix;
-        constructor(collider: Collider, _collisionCache: CollisionCache, finalPosition: Vector3);
-        collideWithWorld(position: Vector3, velocity: Vector3, maximumRetry: number, excludedMeshUniqueId?: number): void;
-        private checkCollision(mesh);
-        private processCollisionsForSubMeshes(transformMatrix, mesh);
-        private collideForSubMesh(subMesh, transformMatrix, meshGeometry);
-        private checkSubmeshCollision(subMesh);
+    class KeyboardEventTypes {
+        static _KEYDOWN: number;
+        static _KEYUP: number;
+        static readonly KEYDOWN: number;
+        static readonly KEYUP: number;
     }
-    interface ICollisionDetector {
-        onInit(payload: InitPayload): void;
-        onUpdate(payload: UpdatePayload): void;
-        onCollision(payload: CollidePayload): void;
+    class KeyboardInfo {
+        type: number;
+        event: KeyboardEvent;
+        constructor(type: number, event: KeyboardEvent);
     }
-    class CollisionDetectorTransferable implements ICollisionDetector {
-        private _collisionCache;
-        onInit(payload: InitPayload): void;
-        onUpdate(payload: UpdatePayload): void;
-        onCollision(payload: CollidePayload): void;
+    /**
+     * This class is used to store keyboard related info for the onPreKeyboardObservable event.
+     * Set the skipOnKeyboardObservable property to true if you want the engine to stop any process after this event is triggered, even not calling onKeyboardObservable
+     */
+    class KeyboardInfoPre extends KeyboardInfo {
+        constructor(type: number, event: KeyboardEvent);
+        skipOnPointerObservable: boolean;
     }
 }
 
 declare module BABYLON {
-    class IntersectionInfo {
-        bu: number;
-        bv: number;
-        distance: number;
-        faceId: number;
-        subMeshId: number;
-        constructor(bu: number, bv: number, distance: number);
+    class PointerEventTypes {
+        static _POINTERDOWN: number;
+        static _POINTERUP: number;
+        static _POINTERMOVE: number;
+        static _POINTERWHEEL: number;
+        static _POINTERPICK: number;
+        static _POINTERTAP: number;
+        static _POINTERDOUBLETAP: number;
+        static readonly POINTERDOWN: number;
+        static readonly POINTERUP: number;
+        static readonly POINTERMOVE: number;
+        static readonly POINTERWHEEL: number;
+        static readonly POINTERPICK: number;
+        static readonly POINTERTAP: number;
+        static readonly POINTERDOUBLETAP: number;
     }
-    class PickingInfo {
-        hit: boolean;
-        distance: number;
-        pickedPoint: Vector3;
-        pickedMesh: AbstractMesh;
-        bu: number;
-        bv: number;
-        faceId: number;
-        subMeshId: number;
-        pickedSprite: Sprite;
-        getNormal(useWorldCoordinates?: boolean, useVerticesNormals?: boolean): Vector3;
-        getTextureCoordinates(): Vector2;
+    class PointerInfoBase {
+        type: number;
+        event: PointerEvent | MouseWheelEvent;
+        constructor(type: number, event: PointerEvent | MouseWheelEvent);
+    }
+    /**
+     * This class is used to store pointer related info for the onPrePointerObservable event.
+     * Set the skipOnPointerObservable property to true if you want the engine to stop any process after this event is triggered, even not calling onPointerObservable
+     */
+    class PointerInfoPre extends PointerInfoBase {
+        constructor(type: number, event: PointerEvent | MouseWheelEvent, localX: any, localY: any);
+        localPosition: Vector2;
+        skipOnPointerObservable: boolean;
+    }
+    /**
+     * This type contains all the data related to a pointer event in Babylon.js.
+     * The event member is an instance of PointerEvent for all types except PointerWheel and is of type MouseWheelEvent when type equals PointerWheel. The different event types can be found in the PointerEventTypes class.
+     */
+    class PointerInfo extends PointerInfoBase {
+        pickInfo: PickingInfo;
+        constructor(type: number, event: PointerEvent | MouseWheelEvent, pickInfo: PickingInfo);
     }
 }
 
@@ -16175,53 +16175,6 @@ declare module BABYLON {
 }
 
 declare module BABYLON {
-    interface IOctreeContainer<T> {
-        blocks: Array<OctreeBlock<T>>;
-    }
-    class Octree<T> {
-        maxDepth: number;
-        blocks: Array<OctreeBlock<T>>;
-        dynamicContent: T[];
-        private _maxBlockCapacity;
-        private _selectionContent;
-        private _creationFunc;
-        constructor(creationFunc: (entry: T, block: OctreeBlock<T>) => void, maxBlockCapacity?: number, maxDepth?: number);
-        update(worldMin: Vector3, worldMax: Vector3, entries: T[]): void;
-        addMesh(entry: T): void;
-        select(frustumPlanes: Plane[], allowDuplicate?: boolean): SmartArray<T>;
-        intersects(sphereCenter: Vector3, sphereRadius: number, allowDuplicate?: boolean): SmartArray<T>;
-        intersectsRay(ray: Ray): SmartArray<T>;
-        static _CreateBlocks<T>(worldMin: Vector3, worldMax: Vector3, entries: T[], maxBlockCapacity: number, currentDepth: number, maxDepth: number, target: IOctreeContainer<T>, creationFunc: (entry: T, block: OctreeBlock<T>) => void): void;
-        static CreationFuncForMeshes: (entry: AbstractMesh, block: OctreeBlock<AbstractMesh>) => void;
-        static CreationFuncForSubMeshes: (entry: SubMesh, block: OctreeBlock<SubMesh>) => void;
-    }
-}
-
-declare module BABYLON {
-    class OctreeBlock<T> {
-        entries: T[];
-        blocks: Array<OctreeBlock<T>>;
-        private _depth;
-        private _maxDepth;
-        private _capacity;
-        private _minPoint;
-        private _maxPoint;
-        private _boundingVectors;
-        private _creationFunc;
-        constructor(minPoint: Vector3, maxPoint: Vector3, capacity: number, depth: number, maxDepth: number, creationFunc: (entry: T, block: OctreeBlock<T>) => void);
-        readonly capacity: number;
-        readonly minPoint: Vector3;
-        readonly maxPoint: Vector3;
-        addEntry(entry: T): void;
-        addEntries(entries: T[]): void;
-        select(frustumPlanes: Plane[], selection: SmartArray<T>, allowDuplicate?: boolean): void;
-        intersects(sphereCenter: Vector3, sphereRadius: number, selection: SmartArray<T>, allowDuplicate?: boolean): void;
-        intersectsRay(ray: Ray, selection: SmartArray<T>): void;
-        createInnerBlocks(): void;
-    }
-}
-
-declare module BABYLON {
     class ArcRotateCameraGamepadInput implements ICameraInput<ArcRotateCamera> {
         camera: ArcRotateCamera;
         gamepad: Gamepad;
@@ -16593,6 +16546,53 @@ declare module BABYLON {
 }
 
 declare module BABYLON {
+    interface IOctreeContainer<T> {
+        blocks: Array<OctreeBlock<T>>;
+    }
+    class Octree<T> {
+        maxDepth: number;
+        blocks: Array<OctreeBlock<T>>;
+        dynamicContent: T[];
+        private _maxBlockCapacity;
+        private _selectionContent;
+        private _creationFunc;
+        constructor(creationFunc: (entry: T, block: OctreeBlock<T>) => void, maxBlockCapacity?: number, maxDepth?: number);
+        update(worldMin: Vector3, worldMax: Vector3, entries: T[]): void;
+        addMesh(entry: T): void;
+        select(frustumPlanes: Plane[], allowDuplicate?: boolean): SmartArray<T>;
+        intersects(sphereCenter: Vector3, sphereRadius: number, allowDuplicate?: boolean): SmartArray<T>;
+        intersectsRay(ray: Ray): SmartArray<T>;
+        static _CreateBlocks<T>(worldMin: Vector3, worldMax: Vector3, entries: T[], maxBlockCapacity: number, currentDepth: number, maxDepth: number, target: IOctreeContainer<T>, creationFunc: (entry: T, block: OctreeBlock<T>) => void): void;
+        static CreationFuncForMeshes: (entry: AbstractMesh, block: OctreeBlock<AbstractMesh>) => void;
+        static CreationFuncForSubMeshes: (entry: SubMesh, block: OctreeBlock<SubMesh>) => void;
+    }
+}
+
+declare module BABYLON {
+    class OctreeBlock<T> {
+        entries: T[];
+        blocks: Array<OctreeBlock<T>>;
+        private _depth;
+        private _maxDepth;
+        private _capacity;
+        private _minPoint;
+        private _maxPoint;
+        private _boundingVectors;
+        private _creationFunc;
+        constructor(minPoint: Vector3, maxPoint: Vector3, capacity: number, depth: number, maxDepth: number, creationFunc: (entry: T, block: OctreeBlock<T>) => void);
+        readonly capacity: number;
+        readonly minPoint: Vector3;
+        readonly maxPoint: Vector3;
+        addEntry(entry: T): void;
+        addEntries(entries: T[]): void;
+        select(frustumPlanes: Plane[], selection: SmartArray<T>, allowDuplicate?: boolean): void;
+        intersects(sphereCenter: Vector3, sphereRadius: number, selection: SmartArray<T>, allowDuplicate?: boolean): void;
+        intersectsRay(ray: Ray, selection: SmartArray<T>): void;
+        createInnerBlocks(): void;
+    }
+}
+
+declare module BABYLON {
     class GenericController extends WebVRController {
         static readonly MODEL_BASE_URL: string;
         static readonly MODEL_FILENAME: string;

dist/preview release/babylon.max.js

@@ -38005,7 +38005,12 @@ var BABYLON;
             }
             //to and from cannot be the same key
             if (from === to) {
-                from++;
+                if (from > keys[0].frame) {
+                    from--;
+                }
+                else if (to < keys[keys.length - 1].frame) {
+                    to++;
+                }
             }
             // Compute ratio
             var range = to - from;

dist/preview release/babylon.module.d.ts

@@ -3542,252 +3542,6 @@ declare module BABYLON {
 }
 
 declare module BABYLON {
-    class BoundingBox implements ICullable {
-        minimum: Vector3;
-        maximum: Vector3;
-        vectors: Vector3[];
-        center: Vector3;
-        centerWorld: Vector3;
-        extendSize: Vector3;
-        extendSizeWorld: Vector3;
-        directions: Vector3[];
-        vectorsWorld: Vector3[];
-        minimumWorld: Vector3;
-        maximumWorld: Vector3;
-        private _worldMatrix;
-        constructor(minimum: Vector3, maximum: Vector3);
-        getWorldMatrix(): Matrix;
-        setWorldMatrix(matrix: Matrix): BoundingBox;
-        _update(world: Matrix): void;
-        isInFrustum(frustumPlanes: Plane[]): boolean;
-        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
-        intersectsPoint(point: Vector3): boolean;
-        intersectsSphere(sphere: BoundingSphere): boolean;
-        intersectsMinMax(min: Vector3, max: Vector3): boolean;
-        static Intersects(box0: BoundingBox, box1: BoundingBox): boolean;
-        static IntersectsSphere(minPoint: Vector3, maxPoint: Vector3, sphereCenter: Vector3, sphereRadius: number): boolean;
-        static IsCompletelyInFrustum(boundingVectors: Vector3[], frustumPlanes: Plane[]): boolean;
-        static IsInFrustum(boundingVectors: Vector3[], frustumPlanes: Plane[]): boolean;
-    }
-}
-
-declare module BABYLON {
-    interface ICullable {
-        isInFrustum(frustumPlanes: Plane[]): boolean;
-        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
-    }
-    class BoundingInfo implements ICullable {
-        minimum: Vector3;
-        maximum: Vector3;
-        boundingBox: BoundingBox;
-        boundingSphere: BoundingSphere;
-        private _isLocked;
-        constructor(minimum: Vector3, maximum: Vector3);
-        isLocked: boolean;
-        update(world: Matrix): void;
-        isInFrustum(frustumPlanes: Plane[]): boolean;
-        /**
-         * Gets the world distance between the min and max points of the bounding box
-         */
-        readonly diagonalLength: number;
-        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
-        _checkCollision(collider: Collider): boolean;
-        intersectsPoint(point: Vector3): boolean;
-        intersects(boundingInfo: BoundingInfo, precise: boolean): boolean;
-    }
-}
-
-declare module BABYLON {
-    class BoundingSphere {
-        minimum: Vector3;
-        maximum: Vector3;
-        center: Vector3;
-        radius: number;
-        centerWorld: Vector3;
-        radiusWorld: number;
-        private _tempRadiusVector;
-        constructor(minimum: Vector3, maximum: Vector3);
-        _update(world: Matrix): void;
-        isInFrustum(frustumPlanes: Plane[]): boolean;
-        intersectsPoint(point: Vector3): boolean;
-        static Intersects(sphere0: BoundingSphere, sphere1: BoundingSphere): boolean;
-    }
-}
-
-declare module BABYLON {
-    class Ray {
-        origin: Vector3;
-        direction: Vector3;
-        length: number;
-        private _edge1;
-        private _edge2;
-        private _pvec;
-        private _tvec;
-        private _qvec;
-        private _tmpRay;
-        private _rayHelper;
-        constructor(origin: Vector3, direction: Vector3, length?: number);
-        intersectsBoxMinMax(minimum: Vector3, maximum: Vector3): boolean;
-        intersectsBox(box: BoundingBox): boolean;
-        intersectsSphere(sphere: BoundingSphere): boolean;
-        intersectsTriangle(vertex0: Vector3, vertex1: Vector3, vertex2: Vector3): IntersectionInfo;
-        intersectsPlane(plane: Plane): number;
-        intersectsMesh(mesh: AbstractMesh, fastCheck?: boolean): PickingInfo;
-        intersectsMeshes(meshes: Array<AbstractMesh>, fastCheck?: boolean, results?: Array<PickingInfo>): Array<PickingInfo>;
-        private _comparePickingInfo(pickingInfoA, pickingInfoB);
-        private static smallnum;
-        private static rayl;
-        /**
-         * Intersection test between the ray and a given segment whithin a given tolerance (threshold)
-         * @param sega the first point of the segment to test the intersection against
-         * @param segb the second point of the segment to test the intersection against
-         * @param threshold the tolerance margin, if the ray doesn't intersect the segment but is close to the given threshold, the intersection is successful
-         * @return the distance from the ray origin to the intersection point if there's intersection, or -1 if there's no intersection
-         */
-        intersectionSegment(sega: Vector3, segb: Vector3, threshold: number): number;
-        static CreateNew(x: number, y: number, viewportWidth: number, viewportHeight: number, world: Matrix, view: Matrix, projection: Matrix): Ray;
-        /**
-        * Function will create a new transformed ray starting from origin and ending at the end point. Ray's length will be set, and ray will be
-        * transformed to the given world matrix.
-        * @param origin The origin point
-        * @param end The end point
-        * @param world a matrix to transform the ray to. Default is the identity matrix.
-        */
-        static CreateNewFromTo(origin: Vector3, end: Vector3, world?: Matrix): Ray;
-        static Transform(ray: Ray, matrix: Matrix): Ray;
-        static TransformToRef(ray: Ray, matrix: Matrix, result: Ray): void;
-    }
-}
-
-declare module BABYLON.Debug {
-    class AxesViewer {
-        private _xline;
-        private _yline;
-        private _zline;
-        private _xmesh;
-        private _ymesh;
-        private _zmesh;
-        scene: Scene;
-        scaleLines: number;
-        constructor(scene: Scene, scaleLines?: number);
-        update(position: Vector3, xaxis: Vector3, yaxis: Vector3, zaxis: Vector3): void;
-        dispose(): void;
-    }
-}
-
-declare module BABYLON.Debug {
-    class BoneAxesViewer extends Debug.AxesViewer {
-        mesh: Mesh;
-        bone: Bone;
-        pos: Vector3;
-        xaxis: Vector3;
-        yaxis: Vector3;
-        zaxis: Vector3;
-        constructor(scene: Scene, bone: Bone, mesh: Mesh, scaleLines?: number);
-        update(): void;
-        dispose(): void;
-    }
-}
-
-declare module BABYLON {
-    class DebugLayer {
-        private _scene;
-        static InspectorURL: string;
-        private _inspector;
-        constructor(scene: Scene);
-        /** Creates the inspector window. */
-        private _createInspector(config?);
-        isVisible(): boolean;
-        hide(): void;
-        show(config?: {
-            popup?: boolean;
-            initialTab?: number;
-            parentElement?: HTMLElement;
-            newColors?: {
-                backgroundColor?: string;
-                backgroundColorLighter?: string;
-                backgroundColorLighter2?: string;
-                backgroundColorLighter3?: string;
-                color?: string;
-                colorTop?: string;
-                colorBot?: string;
-            };
-        }): void;
-    }
-}
-
-declare module BABYLON.Debug {
-    class PhysicsViewer {
-        protected _impostors: Array<PhysicsImpostor>;
-        protected _meshes: Array<AbstractMesh>;
-        protected _scene: Scene;
-        protected _numMeshes: number;
-        protected _physicsEnginePlugin: IPhysicsEnginePlugin;
-        private _renderFunction;
-        private _debugBoxMesh;
-        private _debugSphereMesh;
-        private _debugMaterial;
-        constructor(scene: Scene);
-        protected _updateDebugMeshes(): void;
-        showImpostor(impostor: PhysicsImpostor): void;
-        hideImpostor(impostor: PhysicsImpostor): void;
-        private _getDebugMaterial(scene);
-        private _getDebugBoxMesh(scene);
-        private _getDebugSphereMesh(scene);
-        private _getDebugMesh(impostor, scene);
-        dispose(): void;
-    }
-}
-
-declare module BABYLON {
-    class RayHelper {
-        ray: Ray;
-        private _renderPoints;
-        private _renderLine;
-        private _renderFunction;
-        private _scene;
-        private _updateToMeshFunction;
-        private _attachedToMesh;
-        private _meshSpaceDirection;
-        private _meshSpaceOrigin;
-        static CreateAndShow(ray: Ray, scene: Scene, color: Color3): RayHelper;
-        constructor(ray: Ray);
-        show(scene: Scene, color: Color3): void;
-        hide(): void;
-        private _render();
-        attachToMesh(mesh: AbstractMesh, meshSpaceDirection?: Vector3, meshSpaceOrigin?: Vector3, length?: number): void;
-        detachFromMesh(): void;
-        private _updateToMesh();
-        dispose(): void;
-    }
-}
-
-declare module BABYLON.Debug {
-    /**
-    * Demo available here: http://www.babylonjs-playground.com/#1BZJVJ#8
-    */
-    class SkeletonViewer {
-        skeleton: Skeleton;
-        mesh: AbstractMesh;
-        autoUpdateBonesMatrices: boolean;
-        renderingGroupId: number;
-        color: Color3;
-        private _scene;
-        private _debugLines;
-        private _debugMesh;
-        private _isEnabled;
-        private _renderFunction;
-        constructor(skeleton: Skeleton, mesh: AbstractMesh, scene: Scene, autoUpdateBonesMatrices?: boolean, renderingGroupId?: number);
-        isEnabled: boolean;
-        private _getBonePosition(position, bone, meshMat, x?, y?, z?);
-        private _getLinesForBonesWithLength(bones, meshMat);
-        private _getLinesForBonesNoLength(bones, meshMat);
-        update(): void;
-        dispose(): void;
-    }
-}
-
-declare module BABYLON {
     class ArcRotateCamera extends TargetCamera {
         alpha: number;
         beta: number;
@@ -4312,65 +4066,120 @@ declare module BABYLON {
 }
 
 declare module BABYLON {
-    class KeyboardEventTypes {
-        static _KEYDOWN: number;
-        static _KEYUP: number;
-        static readonly KEYDOWN: number;
-        static readonly KEYUP: number;
-    }
-    class KeyboardInfo {
-        type: number;
-        event: KeyboardEvent;
-        constructor(type: number, event: KeyboardEvent);
-    }
-    /**
-     * This class is used to store keyboard related info for the onPreKeyboardObservable event.
-     * Set the skipOnKeyboardObservable property to true if you want the engine to stop any process after this event is triggered, even not calling onKeyboardObservable
-     */
-    class KeyboardInfoPre extends KeyboardInfo {
-        constructor(type: number, event: KeyboardEvent);
-        skipOnPointerObservable: boolean;
+    class BoundingBox implements ICullable {
+        minimum: Vector3;
+        maximum: Vector3;
+        vectors: Vector3[];
+        center: Vector3;
+        centerWorld: Vector3;
+        extendSize: Vector3;
+        extendSizeWorld: Vector3;
+        directions: Vector3[];
+        vectorsWorld: Vector3[];
+        minimumWorld: Vector3;
+        maximumWorld: Vector3;
+        private _worldMatrix;
+        constructor(minimum: Vector3, maximum: Vector3);
+        getWorldMatrix(): Matrix;
+        setWorldMatrix(matrix: Matrix): BoundingBox;
+        _update(world: Matrix): void;
+        isInFrustum(frustumPlanes: Plane[]): boolean;
+        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
+        intersectsPoint(point: Vector3): boolean;
+        intersectsSphere(sphere: BoundingSphere): boolean;
+        intersectsMinMax(min: Vector3, max: Vector3): boolean;
+        static Intersects(box0: BoundingBox, box1: BoundingBox): boolean;
+        static IntersectsSphere(minPoint: Vector3, maxPoint: Vector3, sphereCenter: Vector3, sphereRadius: number): boolean;
+        static IsCompletelyInFrustum(boundingVectors: Vector3[], frustumPlanes: Plane[]): boolean;
+        static IsInFrustum(boundingVectors: Vector3[], frustumPlanes: Plane[]): boolean;
     }
 }
 
 declare module BABYLON {
-    class PointerEventTypes {
-        static _POINTERDOWN: number;
-        static _POINTERUP: number;
-        static _POINTERMOVE: number;
-        static _POINTERWHEEL: number;
-        static _POINTERPICK: number;
-        static _POINTERTAP: number;
-        static _POINTERDOUBLETAP: number;
-        static readonly POINTERDOWN: number;
-        static readonly POINTERUP: number;
-        static readonly POINTERMOVE: number;
-        static readonly POINTERWHEEL: number;
-        static readonly POINTERPICK: number;
-        static readonly POINTERTAP: number;
-        static readonly POINTERDOUBLETAP: number;
+    interface ICullable {
+        isInFrustum(frustumPlanes: Plane[]): boolean;
+        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
     }
-    class PointerInfoBase {
-        type: number;
-        event: PointerEvent | MouseWheelEvent;
-        constructor(type: number, event: PointerEvent | MouseWheelEvent);
+    class BoundingInfo implements ICullable {
+        minimum: Vector3;
+        maximum: Vector3;
+        boundingBox: BoundingBox;
+        boundingSphere: BoundingSphere;
+        private _isLocked;
+        constructor(minimum: Vector3, maximum: Vector3);
+        isLocked: boolean;
+        update(world: Matrix): void;
+        isInFrustum(frustumPlanes: Plane[]): boolean;
+        /**
+         * Gets the world distance between the min and max points of the bounding box
+         */
+        readonly diagonalLength: number;
+        isCompletelyInFrustum(frustumPlanes: Plane[]): boolean;
+        _checkCollision(collider: Collider): boolean;
+        intersectsPoint(point: Vector3): boolean;
+        intersects(boundingInfo: BoundingInfo, precise: boolean): boolean;
     }
-    /**
-     * This class is used to store pointer related info for the onPrePointerObservable event.
-     * Set the skipOnPointerObservable property to true if you want the engine to stop any process after this event is triggered, even not calling onPointerObservable
-     */
-    class PointerInfoPre extends PointerInfoBase {
-        constructor(type: number, event: PointerEvent | MouseWheelEvent, localX: any, localY: any);
-        localPosition: Vector2;
-        skipOnPointerObservable: boolean;
+}
+
+declare module BABYLON {
+    class BoundingSphere {
+        minimum: Vector3;
+        maximum: Vector3;
+        center: Vector3;
+        radius: number;
+        centerWorld: Vector3;
+        radiusWorld: number;
+        private _tempRadiusVector;
+        constructor(minimum: Vector3, maximum: Vector3);
+        _update(world: Matrix): void;
+        isInFrustum(frustumPlanes: Plane[]): boolean;
+        intersectsPoint(point: Vector3): boolean;
+        static Intersects(sphere0: BoundingSphere, sphere1: BoundingSphere): boolean;
     }
-    /**
-     * This type contains all the data related to a pointer event in Babylon.js.
-     * The event member is an instance of PointerEvent for all types except PointerWheel and is of type MouseWheelEvent when type equals PointerWheel. The different event types can be found in the PointerEventTypes class.
-     */
-    class PointerInfo extends PointerInfoBase {
-        pickInfo: PickingInfo;
-        constructor(type: number, event: PointerEvent | MouseWheelEvent, pickInfo: PickingInfo);
+}
+
+declare module BABYLON {
+    class Ray {
+        origin: Vector3;
+        direction: Vector3;
+        length: number;
+        private _edge1;
+        private _edge2;
+        private _pvec;
+        private _tvec;
+        private _qvec;
+        private _tmpRay;
+        private _rayHelper;
+        constructor(origin: Vector3, direction: Vector3, length?: number);
+        intersectsBoxMinMax(minimum: Vector3, maximum: Vector3): boolean;
+        intersectsBox(box: BoundingBox): boolean;
+        intersectsSphere(sphere: BoundingSphere): boolean;
+        intersectsTriangle(vertex0: Vector3, vertex1: Vector3, vertex2: Vector3): IntersectionInfo;
+        intersectsPlane(plane: Plane): number;
+        intersectsMesh(mesh: AbstractMesh, fastCheck?: boolean): PickingInfo;
+        intersectsMeshes(meshes: Array<AbstractMesh>, fastCheck?: boolean, results?: Array<PickingInfo>): Array<PickingInfo>;
+        private _comparePickingInfo(pickingInfoA, pickingInfoB);
+        private static smallnum;
+        private static rayl;
+        /**
+         * Intersection test between the ray and a given segment whithin a given tolerance (threshold)
+         * @param sega the first point of the segment to test the intersection against
+         * @param segb the second point of the segment to test the intersection against
+         * @param threshold the tolerance margin, if the ray doesn't intersect the segment but is close to the given threshold, the intersection is successful
+         * @return the distance from the ray origin to the intersection point if there's intersection, or -1 if there's no intersection
+         */
+        intersectionSegment(sega: Vector3, segb: Vector3, threshold: number): number;
+        static CreateNew(x: number, y: number, viewportWidth: number, viewportHeight: number, world: Matrix, view: Matrix, projection: Matrix): Ray;
+        /**
+        * Function will create a new transformed ray starting from origin and ending at the end point. Ray's length will be set, and ray will be
+        * transformed to the given world matrix.
+        * @param origin The origin point
+        * @param end The end point
+        * @param world a matrix to transform the ray to. Default is the identity matrix.
+        */
+        static CreateNewFromTo(origin: Vector3, end: Vector3, world?: Matrix): Ray;
+        static Transform(ray: Ray, matrix: Matrix): Ray;
+        static TransformToRef(ray: Ray, matrix: Matrix, result: Ray): void;
     }
 }
 
@@ -4531,89 +4340,280 @@ declare module BABYLON {
         private _afterRender;
         private _onMessageFromWorker;
     }
-    class CollisionCoordinatorLegacy implements ICollisionCoordinator {
+    class CollisionCoordinatorLegacy implements ICollisionCoordinator {
+        private _scene;
+        private _scaledPosition;
+        private _scaledVelocity;
+        private _finalPosition;
+        getNewPosition(position: Vector3, displacement: Vector3, collider: Collider, maximumRetry: number, excludedMesh: AbstractMesh, onNewPosition: (collisionIndex: number, newPosition: Vector3, collidedMesh?: AbstractMesh) => void, collisionIndex: number): void;
+        init(scene: Scene): void;
+        destroy(): void;
+        onMeshAdded(mesh: AbstractMesh): void;
+        onMeshUpdated(mesh: AbstractMesh): void;
+        onMeshRemoved(mesh: AbstractMesh): void;
+        onGeometryAdded(geometry: Geometry): void;
+        onGeometryUpdated(geometry: Geometry): void;
+        onGeometryDeleted(geometry: Geometry): void;
+        private _collideWithWorld(position, velocity, collider, maximumRetry, finalPosition, excludedMesh?);
+    }
+}
+
+declare module BABYLON {
+    var WorkerIncluded: boolean;
+    class CollisionCache {
+        private _meshes;
+        private _geometries;
+        getMeshes(): {
+            [n: number]: SerializedMesh;
+        };
+        getGeometries(): {
+            [s: number]: SerializedGeometry;
+        };
+        getMesh(id: any): SerializedMesh;
+        addMesh(mesh: SerializedMesh): void;
+        removeMesh(uniqueId: number): void;
+        getGeometry(id: string): SerializedGeometry;
+        addGeometry(geometry: SerializedGeometry): void;
+        removeGeometry(id: string): void;
+    }
+    class CollideWorker {
+        collider: Collider;
+        private _collisionCache;
+        private finalPosition;
+        private collisionsScalingMatrix;
+        private collisionTranformationMatrix;
+        constructor(collider: Collider, _collisionCache: CollisionCache, finalPosition: Vector3);
+        collideWithWorld(position: Vector3, velocity: Vector3, maximumRetry: number, excludedMeshUniqueId?: number): void;
+        private checkCollision(mesh);
+        private processCollisionsForSubMeshes(transformMatrix, mesh);
+        private collideForSubMesh(subMesh, transformMatrix, meshGeometry);
+        private checkSubmeshCollision(subMesh);
+    }
+    interface ICollisionDetector {
+        onInit(payload: InitPayload): void;
+        onUpdate(payload: UpdatePayload): void;
+        onCollision(payload: CollidePayload): void;
+    }
+    class CollisionDetectorTransferable implements ICollisionDetector {
+        private _collisionCache;
+        onInit(payload: InitPayload): void;
+        onUpdate(payload: UpdatePayload): void;
+        onCollision(payload: CollidePayload): void;
+    }
+}
+
+declare module BABYLON {
+    class IntersectionInfo {
+        bu: number;
+        bv: number;
+        distance: number;
+        faceId: number;
+        subMeshId: number;
+        constructor(bu: number, bv: number, distance: number);
+    }
+    class PickingInfo {
+        hit: boolean;
+        distance: number;
+        pickedPoint: Vector3;
+        pickedMesh: AbstractMesh;
+        bu: number;
+        bv: number;
+        faceId: number;
+        subMeshId: number;
+        pickedSprite: Sprite;
+        getNormal(useWorldCoordinates?: boolean, useVerticesNormals?: boolean): Vector3;
+        getTextureCoordinates(): Vector2;
+    }
+}
+
+declare module BABYLON.Debug {
+    class AxesViewer {
+        private _xline;
+        private _yline;
+        private _zline;
+        private _xmesh;
+        private _ymesh;
+        private _zmesh;
+        scene: Scene;
+        scaleLines: number;
+        constructor(scene: Scene, scaleLines?: number);
+        update(position: Vector3, xaxis: Vector3, yaxis: Vector3, zaxis: Vector3): void;
+        dispose(): void;
+    }
+}
+
+declare module BABYLON.Debug {
+    class BoneAxesViewer extends Debug.AxesViewer {
+        mesh: Mesh;
+        bone: Bone;
+        pos: Vector3;
+        xaxis: Vector3;
+        yaxis: Vector3;
+        zaxis: Vector3;
+        constructor(scene: Scene, bone: Bone, mesh: Mesh, scaleLines?: number);
+        update(): void;
+        dispose(): void;
+    }
+}
+
+declare module BABYLON {
+    class DebugLayer {
+        private _scene;
+        static InspectorURL: string;
+        private _inspector;
+        constructor(scene: Scene);
+        /** Creates the inspector window. */
+        private _createInspector(config?);
+        isVisible(): boolean;
+        hide(): void;
+        show(config?: {
+            popup?: boolean;
+            initialTab?: number;
+            parentElement?: HTMLElement;
+            newColors?: {
+                backgroundColor?: string;
+                backgroundColorLighter?: string;
+                backgroundColorLighter2?: string;
+                backgroundColorLighter3?: string;
+                color?: string;
+                colorTop?: string;
+                colorBot?: string;
+            };
+        }): void;
+    }
+}
+
+declare module BABYLON.Debug {
+    class PhysicsViewer {
+        protected _impostors: Array<PhysicsImpostor>;
+        protected _meshes: Array<AbstractMesh>;
+        protected _scene: Scene;
+        protected _numMeshes: number;
+        protected _physicsEnginePlugin: IPhysicsEnginePlugin;
+        private _renderFunction;
+        private _debugBoxMesh;
+        private _debugSphereMesh;
+        private _debugMaterial;
+        constructor(scene: Scene);
+        protected _updateDebugMeshes(): void;
+        showImpostor(impostor: PhysicsImpostor): void;
+        hideImpostor(impostor: PhysicsImpostor): void;
+        private _getDebugMaterial(scene);
+        private _getDebugBoxMesh(scene);
+        private _getDebugSphereMesh(scene);
+        private _getDebugMesh(impostor, scene);
+        dispose(): void;
+    }
+}
+
+declare module BABYLON {
+    class RayHelper {
+        ray: Ray;
+        private _renderPoints;
+        private _renderLine;
+        private _renderFunction;
+        private _scene;
+        private _updateToMeshFunction;
+        private _attachedToMesh;
+        private _meshSpaceDirection;
+        private _meshSpaceOrigin;
+        static CreateAndShow(ray: Ray, scene: Scene, color: Color3): RayHelper;
+        constructor(ray: Ray);
+        show(scene: Scene, color: Color3): void;
+        hide(): void;
+        private _render();
+        attachToMesh(mesh: AbstractMesh, meshSpaceDirection?: Vector3, meshSpaceOrigin?: Vector3, length?: number): void;
+        detachFromMesh(): void;
+        private _updateToMesh();
+        dispose(): void;
+    }
+}
+
+declare module BABYLON.Debug {
+    /**
+    * Demo available here: http://www.babylonjs-playground.com/#1BZJVJ#8
+    */
+    class SkeletonViewer {
+        skeleton: Skeleton;
+        mesh: AbstractMesh;
+        autoUpdateBonesMatrices: boolean;
+        renderingGroupId: number;
+        color: Color3;
         private _scene;
-        private _scaledPosition;
-        private _scaledVelocity;
-        private _finalPosition;
-        getNewPosition(position: Vector3, displacement: Vector3, collider: Collider, maximumRetry: number, excludedMesh: AbstractMesh, onNewPosition: (collisionIndex: number, newPosition: Vector3, collidedMesh?: AbstractMesh) => void, collisionIndex: number): void;
-        init(scene: Scene): void;
-        destroy(): void;
-        onMeshAdded(mesh: AbstractMesh): void;
-        onMeshUpdated(mesh: AbstractMesh): void;
-        onMeshRemoved(mesh: AbstractMesh): void;
-        onGeometryAdded(geometry: Geometry): void;
-        onGeometryUpdated(geometry: Geometry): void;
-        onGeometryDeleted(geometry: Geometry): void;
-        private _collideWithWorld(position, velocity, collider, maximumRetry, finalPosition, excludedMesh?);
+        private _debugLines;
+        private _debugMesh;
+        private _isEnabled;
+        private _renderFunction;
+        constructor(skeleton: Skeleton, mesh: AbstractMesh, scene: Scene, autoUpdateBonesMatrices?: boolean, renderingGroupId?: number);
+        isEnabled: boolean;
+        private _getBonePosition(position, bone, meshMat, x?, y?, z?);
+        private _getLinesForBonesWithLength(bones, meshMat);
+        private _getLinesForBonesNoLength(bones, meshMat);
+        update(): void;
+        dispose(): void;
     }
 }
 
 declare module BABYLON {
-    var WorkerIncluded: boolean;
-    class CollisionCache {
-        private _meshes;
-        private _geometries;
-        getMeshes(): {
-            [n: number]: SerializedMesh;
-        };
-        getGeometries(): {
-            [s: number]: SerializedGeometry;
-        };
-        getMesh(id: any): SerializedMesh;
-        addMesh(mesh: SerializedMesh): void;
-        removeMesh(uniqueId: number): void;
-        getGeometry(id: string): SerializedGeometry;
-        addGeometry(geometry: SerializedGeometry): void;
-        removeGeometry(id: string): void;
-    }
-    class CollideWorker {
-        collider: Collider;
-        private _collisionCache;
-        private finalPosition;
-        private collisionsScalingMatrix;
-        private collisionTranformationMatrix;
-        constructor(collider: Collider, _collisionCache: CollisionCache, finalPosition: Vector3);
-        collideWithWorld(position: Vector3, velocity: Vector3, maximumRetry: number, excludedMeshUniqueId?: number): void;
-        private checkCollision(mesh);
-        private processCollisionsForSubMeshes(transformMatrix, mesh);
-        private collideForSubMesh(subMesh, transformMatrix, meshGeometry);
-        private checkSubmeshCollision(subMesh);
+    class KeyboardEventTypes {
+        static _KEYDOWN: number;
+        static _KEYUP: number;
+        static readonly KEYDOWN: number;
+        static readonly KEYUP: number;
     }
-    interface ICollisionDetector {
-        onInit(payload: InitPayload): void;
-        onUpdate(payload: UpdatePayload): void;
-        onCollision(payload: CollidePayload): void;
+    class KeyboardInfo {
+        type: number;
+        event: KeyboardEvent;
+        constructor(type: number, event: KeyboardEvent);
     }
-    class CollisionDetectorTransferable implements ICollisionDetector {
-        private _collisionCache;
-        onInit(payload: InitPayload): void;
-        onUpdate(payload: UpdatePayload): void;
-        onCollision(payload: CollidePayload): void;
+    /**
+     * This class is used to store keyboard related info for the onPreKeyboardObservable event.
+     * Set the skipOnKeyboardObservable property to true if you want the engine to stop any process after this event is triggered, even not calling onKeyboardObservable
+     */
+    class KeyboardInfoPre extends KeyboardInfo {
+        constructor(type: number, event: KeyboardEvent);
+        skipOnPointerObservable: boolean;
     }
 }
 
 declare module BABYLON {
-    class IntersectionInfo {
-        bu: number;
-        bv: number;
-        distance: number;
-        faceId: number;
-        subMeshId: number;
-        constructor(bu: number, bv: number, distance: number);
+    class PointerEventTypes {
+        static _POINTERDOWN: number;
+        static _POINTERUP: number;
+        static _POINTERMOVE: number;
+        static _POINTERWHEEL: number;
+        static _POINTERPICK: number;
+        static _POINTERTAP: number;
+        static _POINTERDOUBLETAP: number;
+        static readonly POINTERDOWN: number;
+        static readonly POINTERUP: number;
+        static readonly POINTERMOVE: number;
+        static readonly POINTERWHEEL: number;
+        static readonly POINTERPICK: number;
+        static readonly POINTERTAP: number;
+        static readonly POINTERDOUBLETAP: number;
     }
-    class PickingInfo {
-        hit: boolean;
-        distance: number;
-        pickedPoint: Vector3;
-        pickedMesh: AbstractMesh;
-        bu: number;
-        bv: number;
-        faceId: number;
-        subMeshId: number;
-        pickedSprite: Sprite;
-        getNormal(useWorldCoordinates?: boolean, useVerticesNormals?: boolean): Vector3;
-        getTextureCoordinates(): Vector2;
+    class PointerInfoBase {
+        type: number;
+        event: PointerEvent | MouseWheelEvent;
+        constructor(type: number, event: PointerEvent | MouseWheelEvent);
+    }
+    /**
+     * This class is used to store pointer related info for the onPrePointerObservable event.
+     * Set the skipOnPointerObservable property to true if you want the engine to stop any process after this event is triggered, even not calling onPointerObservable
+     */
+    class PointerInfoPre extends PointerInfoBase {
+        constructor(type: number, event: PointerEvent | MouseWheelEvent, localX: any, localY: any);
+        localPosition: Vector2;
+        skipOnPointerObservable: boolean;
+    }
+    /**
+     * This type contains all the data related to a pointer event in Babylon.js.
+     * The event member is an instance of PointerEvent for all types except PointerWheel and is of type MouseWheelEvent when type equals PointerWheel. The different event types can be found in the PointerEventTypes class.
+     */
+    class PointerInfo extends PointerInfoBase {
+        pickInfo: PickingInfo;
+        constructor(type: number, event: PointerEvent | MouseWheelEvent, pickInfo: PickingInfo);
     }
 }
 
@@ -16178,53 +16178,6 @@ declare module BABYLON {
 }
 
 declare module BABYLON {
-    interface IOctreeContainer<T> {
-        blocks: Array<OctreeBlock<T>>;
-    }
-    class Octree<T> {
-        maxDepth: number;
-        blocks: Array<OctreeBlock<T>>;
-        dynamicContent: T[];
-        private _maxBlockCapacity;
-        private _selectionContent;
-        private _creationFunc;
-        constructor(creationFunc: (entry: T, block: OctreeBlock<T>) => void, maxBlockCapacity?: number, maxDepth?: number);
-        update(worldMin: Vector3, worldMax: Vector3, entries: T[]): void;
-        addMesh(entry: T): void;
-        select(frustumPlanes: Plane[], allowDuplicate?: boolean): SmartArray<T>;
-        intersects(sphereCenter: Vector3, sphereRadius: number, allowDuplicate?: boolean): SmartArray<T>;
-        intersectsRay(ray: Ray): SmartArray<T>;
-        static _CreateBlocks<T>(worldMin: Vector3, worldMax: Vector3, entries: T[], maxBlockCapacity: number, currentDepth: number, maxDepth: number, target: IOctreeContainer<T>, creationFunc: (entry: T, block: OctreeBlock<T>) => void): void;
-        static CreationFuncForMeshes: (entry: AbstractMesh, block: OctreeBlock<AbstractMesh>) => void;
-        static CreationFuncForSubMeshes: (entry: SubMesh, block: OctreeBlock<SubMesh>) => void;
-    }
-}
-
-declare module BABYLON {
-    class OctreeBlock<T> {
-        entries: T[];
-        blocks: Array<OctreeBlock<T>>;
-        private _depth;
-        private _maxDepth;
-        private _capacity;
-        private _minPoint;
-        private _maxPoint;
-        private _boundingVectors;
-        private _creationFunc;
-        constructor(minPoint: Vector3, maxPoint: Vector3, capacity: number, depth: number, maxDepth: number, creationFunc: (entry: T, block: OctreeBlock<T>) => void);
-        readonly capacity: number;
-        readonly minPoint: Vector3;
-        readonly maxPoint: Vector3;
-        addEntry(entry: T): void;
-        addEntries(entries: T[]): void;
-        select(frustumPlanes: Plane[], selection: SmartArray<T>, allowDuplicate?: boolean): void;
-        intersects(sphereCenter: Vector3, sphereRadius: number, selection: SmartArray<T>, allowDuplicate?: boolean): void;
-        intersectsRay(ray: Ray, selection: SmartArray<T>): void;
-        createInnerBlocks(): void;
-    }
-}
-
-declare module BABYLON {
     class ArcRotateCameraGamepadInput implements ICameraInput<ArcRotateCamera> {
         camera: ArcRotateCamera;
         gamepad: Gamepad;
@@ -16596,6 +16549,53 @@ declare module BABYLON {
 }
 
 declare module BABYLON {
+    interface IOctreeContainer<T> {
+        blocks: Array<OctreeBlock<T>>;
+    }
+    class Octree<T> {
+        maxDepth: number;
+        blocks: Array<OctreeBlock<T>>;
+        dynamicContent: T[];
+        private _maxBlockCapacity;
+        private _selectionContent;
+        private _creationFunc;
+        constructor(creationFunc: (entry: T, block: OctreeBlock<T>) => void, maxBlockCapacity?: number, maxDepth?: number);
+        update(worldMin: Vector3, worldMax: Vector3, entries: T[]): void;
+        addMesh(entry: T): void;
+        select(frustumPlanes: Plane[], allowDuplicate?: boolean): SmartArray<T>;
+        intersects(sphereCenter: Vector3, sphereRadius: number, allowDuplicate?: boolean): SmartArray<T>;
+        intersectsRay(ray: Ray): SmartArray<T>;
+        static _CreateBlocks<T>(worldMin: Vector3, worldMax: Vector3, entries: T[], maxBlockCapacity: number, currentDepth: number, maxDepth: number, target: IOctreeContainer<T>, creationFunc: (entry: T, block: OctreeBlock<T>) => void): void;
+        static CreationFuncForMeshes: (entry: AbstractMesh, block: OctreeBlock<AbstractMesh>) => void;
+        static CreationFuncForSubMeshes: (entry: SubMesh, block: OctreeBlock<SubMesh>) => void;
+    }
+}
+
+declare module BABYLON {
+    class OctreeBlock<T> {
+        entries: T[];
+        blocks: Array<OctreeBlock<T>>;
+        private _depth;
+        private _maxDepth;
+        private _capacity;
+        private _minPoint;
+        private _maxPoint;
+        private _boundingVectors;
+        private _creationFunc;
+        constructor(minPoint: Vector3, maxPoint: Vector3, capacity: number, depth: number, maxDepth: number, creationFunc: (entry: T, block: OctreeBlock<T>) => void);
+        readonly capacity: number;
+        readonly minPoint: Vector3;
+        readonly maxPoint: Vector3;
+        addEntry(entry: T): void;
+        addEntries(entries: T[]): void;
+        select(frustumPlanes: Plane[], selection: SmartArray<T>, allowDuplicate?: boolean): void;
+        intersects(sphereCenter: Vector3, sphereRadius: number, selection: SmartArray<T>, allowDuplicate?: boolean): void;
+        intersectsRay(ray: Ray, selection: SmartArray<T>): void;
+        createInnerBlocks(): void;
+    }
+}
+
+declare module BABYLON {
     class GenericController extends WebVRController {
         static readonly MODEL_BASE_URL: string;
         static readonly MODEL_FILENAME: string;

dist/preview release/customConfigurations/minimalGLTFViewer/babylon.max.js

@@ -38005,7 +38005,12 @@ var BABYLON;
             }
             //to and from cannot be the same key
             if (from === to) {
-                from++;
+                if (from > keys[0].frame) {
+                    from--;
+                }
+                else if (to < keys[keys.length - 1].frame) {
+                    to++;
+                }
             }
             // Compute ratio
             var range = to - from;

src/Animations/babylon.runtimeAnimation.ts

@@ -274,7 +274,11 @@
 
             //to and from cannot be the same key
             if(from === to) {
-                from++;
+                if (from > keys[0].frame) {
+                    from--;
+                } else if (to < keys[keys.length - 1].frame) {
+                    to++;
+                }
             }
             
             // Compute ratio