Nightly

dist/preview release/babylon.max.js

@@ -21819,6 +21819,13 @@ var BABYLON;
             return 0;
         };
         /**
+         * Returns a positive integer : the total number of indices in this mesh geometry.
+         * @returns the numner of indices or zero if the mesh has no geometry.
+         */
+        AbstractMesh.prototype.getTotalIndices = function () {
+            return 0;
+        };
+        /**
          * Returns null by default. Implemented by child classes
          * @returns null
          */
@@ -65545,6 +65552,13 @@ var BABYLON;
         InstancedMesh.prototype.getTotalVertices = function () {
             return this._sourceMesh.getTotalVertices();
         };
+        /**
+         * Returns a positive integer : the total number of indices in this mesh geometry.
+         * @returns the numner of indices or zero if the mesh has no geometry.
+         */
+        InstancedMesh.prototype.getTotalIndices = function () {
+            return this._sourceMesh.getTotalIndices();
+        };
         Object.defineProperty(InstancedMesh.prototype, "sourceMesh", {
             /**
              * The source mesh of the instance

dist/preview release/babylon.no-module.max.js

@@ -21786,6 +21786,13 @@ var BABYLON;
             return 0;
         };
         /**
+         * Returns a positive integer : the total number of indices in this mesh geometry.
+         * @returns the numner of indices or zero if the mesh has no geometry.
+         */
+        AbstractMesh.prototype.getTotalIndices = function () {
+            return 0;
+        };
+        /**
          * Returns null by default. Implemented by child classes
          * @returns null
          */
@@ -65512,6 +65519,13 @@ var BABYLON;
         InstancedMesh.prototype.getTotalVertices = function () {
             return this._sourceMesh.getTotalVertices();
         };
+        /**
+         * Returns a positive integer : the total number of indices in this mesh geometry.
+         * @returns the numner of indices or zero if the mesh has no geometry.
+         */
+        InstancedMesh.prototype.getTotalIndices = function () {
+            return this._sourceMesh.getTotalIndices();
+        };
         Object.defineProperty(InstancedMesh.prototype, "sourceMesh", {
             /**
              * The source mesh of the instance

dist/preview release/es6.js

@@ -21786,6 +21786,13 @@ var BABYLON;
             return 0;
         };
         /**
+         * Returns a positive integer : the total number of indices in this mesh geometry.
+         * @returns the numner of indices or zero if the mesh has no geometry.
+         */
+        AbstractMesh.prototype.getTotalIndices = function () {
+            return 0;
+        };
+        /**
          * Returns null by default. Implemented by child classes
          * @returns null
          */
@@ -65512,6 +65519,13 @@ var BABYLON;
         InstancedMesh.prototype.getTotalVertices = function () {
             return this._sourceMesh.getTotalVertices();
         };
+        /**
+         * Returns a positive integer : the total number of indices in this mesh geometry.
+         * @returns the numner of indices or zero if the mesh has no geometry.
+         */
+        InstancedMesh.prototype.getTotalIndices = function () {
+            return this._sourceMesh.getTotalIndices();
+        };
         Object.defineProperty(InstancedMesh.prototype, "sourceMesh", {
             /**
              * The source mesh of the instance

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

@@ -168,11 +168,11 @@ declare module BabylonViewer {
                 * Mainly used for help and errors
                 * @param subScreen the name of the subScreen. Those can be defined in the configuration object
                 */
-            showOverlayScreen(subScreen: string): Promise<string> | Promise<Template>;
+            showOverlayScreen(subScreen: string): Promise<Template> | Promise<string>;
             /**
                 * Hide the overlay screen.
                 */
-            hideOverlayScreen(): Promise<string> | Promise<Template>;
+            hideOverlayScreen(): Promise<Template> | Promise<string>;
             /**
                 * show the viewer (in case it was hidden)
                 *
@@ -189,11 +189,11 @@ declare module BabylonViewer {
                 * Show the loading screen.
                 * The loading screen can be configured using the configuration object
                 */
-            showLoadingScreen(): Promise<string> | Promise<Template>;
+            showLoadingScreen(): Promise<Template> | Promise<string>;
             /**
                 * Hide the loading screen
                 */
-            hideLoadingScreen(): Promise<string> | Promise<Template>;
+            hideLoadingScreen(): Promise<Template> | Promise<string>;
             dispose(): void;
             protected _onConfigurationLoaded(configuration: ViewerConfiguration): void;
     }
@@ -924,7 +924,7 @@ declare module BabylonViewer {
       * @param name the name of the custom optimizer configuration
       * @param upgrade set to true if you want to upgrade optimizer and false if you want to degrade
       */
-    export function getCustomOptimizerByName(name: string, upgrade?: boolean): (sceneManager: SceneManager) => boolean;
+    export function getCustomOptimizerByName(name: string, upgrade?: boolean): typeof extendedUpgrade;
     export function registerCustomOptimizer(name: string, optimizer: (sceneManager: SceneManager) => boolean): void;
 }
 declare module BabylonViewer {
@@ -1558,6 +1558,20 @@ declare module BabylonViewer {
     export function addLoaderPlugin(name: string, plugin: ILoaderPlugin): void;
 }
 declare module BabylonViewer {
+    /**
+        * A custom upgrade-oriented function configuration for the scene optimizer.
+        *
+        * @param viewer the viewer to optimize
+        */
+    export function extendedUpgrade(sceneManager: SceneManager): boolean;
+    /**
+        * A custom degrade-oriented function configuration for the scene optimizer.
+        *
+        * @param viewer the viewer to optimize
+        */
+    export function extendedDegrade(sceneManager: SceneManager): boolean;
+}
+declare module BabylonViewer {
 }
 declare module BabylonViewer {
     export interface IEnvironmentMapConfiguration {

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

@@ -200,11 +200,11 @@ declare module 'babylonjs-viewer/viewer/defaultViewer' {
                 * Mainly used for help and errors
                 * @param subScreen the name of the subScreen. Those can be defined in the configuration object
                 */
-            showOverlayScreen(subScreen: string): Promise<string> | Promise<Template>;
+            showOverlayScreen(subScreen: string): Promise<Template> | Promise<string>;
             /**
                 * Hide the overlay screen.
                 */
-            hideOverlayScreen(): Promise<string> | Promise<Template>;
+            hideOverlayScreen(): Promise<Template> | Promise<string>;
             /**
                 * show the viewer (in case it was hidden)
                 *
@@ -221,11 +221,11 @@ declare module 'babylonjs-viewer/viewer/defaultViewer' {
                 * Show the loading screen.
                 * The loading screen can be configured using the configuration object
                 */
-            showLoadingScreen(): Promise<string> | Promise<Template>;
+            showLoadingScreen(): Promise<Template> | Promise<string>;
             /**
                 * Hide the loading screen
                 */
-            hideLoadingScreen(): Promise<string> | Promise<Template>;
+            hideLoadingScreen(): Promise<Template> | Promise<string>;
             dispose(): void;
             protected _onConfigurationLoaded(configuration: ViewerConfiguration): void;
     }
@@ -985,13 +985,14 @@ declare module 'babylonjs-viewer/templating/viewerTemplatePlugin' {
 }
 
 declare module 'babylonjs-viewer/optimizer/custom' {
+    import { extendedUpgrade } from "babylonjs-viewer/optimizer/custom/extended";
     import { SceneManager } from "babylonjs-viewer/managers/sceneManager";
     /**
       *
       * @param name the name of the custom optimizer configuration
       * @param upgrade set to true if you want to upgrade optimizer and false if you want to degrade
       */
-    export function getCustomOptimizerByName(name: string, upgrade?: boolean): (sceneManager: SceneManager) => boolean;
+    export function getCustomOptimizerByName(name: string, upgrade?: boolean): typeof extendedUpgrade;
     export function registerCustomOptimizer(name: string, optimizer: (sceneManager: SceneManager) => boolean): void;
 }
 
@@ -1662,6 +1663,22 @@ declare module 'babylonjs-viewer/loader/plugins' {
     export function addLoaderPlugin(name: string, plugin: ILoaderPlugin): void;
 }
 
+declare module 'babylonjs-viewer/optimizer/custom/extended' {
+    import { SceneManager } from 'babylonjs-viewer/managers/sceneManager';
+    /**
+        * A custom upgrade-oriented function configuration for the scene optimizer.
+        *
+        * @param viewer the viewer to optimize
+        */
+    export function extendedUpgrade(sceneManager: SceneManager): boolean;
+    /**
+        * A custom degrade-oriented function configuration for the scene optimizer.
+        *
+        * @param viewer the viewer to optimize
+        */
+    export function extendedDegrade(sceneManager: SceneManager): boolean;
+}
+
 declare module 'babylonjs-viewer/configuration/interfaces' {
     export * from 'babylonjs-viewer/configuration/interfaces/cameraConfiguration';
     export * from 'babylonjs-viewer/configuration/interfaces/colorGradingConfiguration';

src/Mesh/babylon.abstractMesh.ts

@@ -743,6 +743,14 @@ module BABYLON {
         }
 
         /**
+         * Returns a positive integer : the total number of indices in this mesh geometry.
+         * @returns the numner of indices or zero if the mesh has no geometry.
+         */
+        public getTotalIndices(): number {
+            return 0;
+        }
+
+        /**
          * Returns null by default. Implemented by child classes
          * @returns null
          */

src/Mesh/babylon.instancedMesh.ts

@@ -93,6 +93,14 @@ module BABYLON {
         }
 
         /**
+         * Returns a positive integer : the total number of indices in this mesh geometry.
+         * @returns the numner of indices or zero if the mesh has no geometry.
+         */
+        public getTotalIndices(): number {
+            return this._sourceMesh.getTotalIndices();
+        }
+
+        /**
          * The source mesh of the instance
          */
         public get sourceMesh(): Mesh {