4.2.0-alpha.33 (#8749)

* Expose feature points in BabylonJS as a native extension.

* Expose setFeaturePointCloudEnabled in XRSession, and add it to the startup routine for the feature

* Add some comments and minor cleanup

* Fix some minor spacing issues

* Add id to feature point data.

* fix indexing of confidence value and ID.

* Maintain feature point cloud across frames, signal with our collection every frame.

* Change onFeaturePointsUpdatedObservable to signal with a list of updated Ids so that we can keep track what has changed between frames.

* Fix doubled size array from doing both a distinct size declaration and .push.

* Add in doc describing implementation of FeaturePoints into LibDeclarations.

* Cleanup, make exposed array readonly and use private member variable to do internal accounting.

* Updating What's new, and move private member variable to unbreak typedoc.

* Apply suggestions from code review

Co-authored-by: Ryan Tremblay <ryantrem@msn.com>

* Address PR comments.  Split feature point updates into added, and updated.

* Change setFeaturePointCloudEnabled to trySetFeaturePointEnabled.

* Address PR comments.

* Make feature names readonly.

* Make it so ids do not need to be sequential.

* Add option in default pipeline property grid to convert cc to gamma or linear

* Nightly

* Nightly

* Update KHR_materials_variants to latest spec (#8739)

* remove reset button for variants

* Fix thin instance bounding info computation (#8740)

* Nightly

* Add some precision to the doc of onMeshLoaded callback / observable (#8743)

* Allow enabling the stencil buffer when using CreateScreenshotUsingRenderTarget (#8748)

* fix updateOptions issue (#8746)

* Optional entity types array for XR hit-test

* fix updateOptions issue

* linting

* remove unneeded character

* 4.2.0-alpha.33

Co-authored-by: Alex Tran <altran@microsoft.com>
Co-authored-by: Ryan Tremblay <ryantrem@msn.com>
Co-authored-by: Gary Hsu <bghgary@users.noreply.github.com>
Co-authored-by: Raanan Weber <info@raananweber.com>
Co-authored-by: Popov72 <github@evpopov.com>

dist/preview release/babylon.d.ts

@@ -41410,8 +41410,8 @@ declare module BABYLON {
      */
     export interface ISoundOptions {
         /**
-        * Does the sound autoplay once loaded.
-        */
+         * Does the sound autoplay once loaded.
+         */
         autoplay?: boolean;
         /**
          * Does the sound loop after it finishes playing once.
@@ -41434,9 +41434,9 @@ declare module BABYLON {
          */
         useCustomAttenuation?: boolean;
         /**
-        * Define the roll off factor of spatial sounds.
-        * @see https://doc.babylonjs.com/how_to/playing_sounds_and_music#creating-a-spatial-3d-sound
-        */
+         * Define the roll off factor of spatial sounds.
+         * @see https://doc.babylonjs.com/how_to/playing_sounds_and_music#creating-a-spatial-3d-sound
+         */
         rolloffFactor?: number;
         /**
          * Define the reference distance the sound should be heard perfectly.
@@ -41578,13 +41578,13 @@ declare module BABYLON {
         /** @hidden */
         static _SceneComponentInitialization: (scene: Scene) => void;
         /**
-        * Create a sound and attach it to a scene
-        * @param name Name of your sound
-        * @param urlOrArrayBuffer Url to the sound to load async or ArrayBuffer, it also works with MediaStreams
-        * @param scene defines the scene the sound belongs to
-        * @param readyToPlayCallback Provide a callback function if you'd like to load your code once the sound is ready to be played
-        * @param options Objects to provide with the current available options: autoplay, loop, volume, spatialSound, maxDistance, rolloffFactor, refDistance, distanceModel, panningModel, streaming
-        */
+         * Create a sound and attach it to a scene
+         * @param name Name of your sound
+         * @param urlOrArrayBuffer Url to the sound to load async or ArrayBuffer, it also works with MediaStreams
+         * @param scene defines the scene the sound belongs to
+         * @param readyToPlayCallback Provide a callback function if you'd like to load your code once the sound is ready to be played
+         * @param options Objects to provide with the current available options: autoplay, loop, volume, spatialSound, maxDistance, rolloffFactor, refDistance, distanceModel, panningModel, streaming
+         */
         constructor(name: string, urlOrArrayBuffer: any, scene: Scene, readyToPlayCallback?: Nullable<() => void>, options?: ISoundOptions);
         /**
          * Release the sound and its associated resources
@@ -41627,11 +41627,11 @@ declare module BABYLON {
          */
         connectToSoundTrackAudioNode(soundTrackAudioNode: AudioNode): void;
         /**
-        * Transform this sound into a directional source
-        * @param coneInnerAngle Size of the inner cone in degree
-        * @param coneOuterAngle Size of the outer cone in degree
-        * @param coneOuterGain Volume of the sound outside the outer cone (between 0.0 and 1.0)
-        */
+         * Transform this sound into a directional source
+         * @param coneInnerAngle Size of the inner cone in degree
+         * @param coneOuterAngle Size of the outer cone in degree
+         * @param coneOuterGain Volume of the sound outside the outer cone (between 0.0 and 1.0)
+         */
         setDirectionalCone(coneInnerAngle: number, coneOuterAngle: number, coneOuterGain: number): void;
         /**
          * Gets or sets the inner angle for the directional cone.
@@ -41669,17 +41669,17 @@ declare module BABYLON {
          */
         setAttenuationFunction(callback: (currentVolume: number, currentDistance: number, maxDistance: number, refDistance: number, rolloffFactor: number) => number): void;
         /**
-        * Play the sound
-        * @param time (optional) Start the sound after X seconds. Start immediately (0) by default.
-        * @param offset (optional) Start the sound at a specific time in seconds
-        * @param length (optional) Sound duration (in seconds)
-        */
+         * Play the sound
+         * @param time (optional) Start the sound after X seconds. Start immediately (0) by default.
+         * @param offset (optional) Start the sound at a specific time in seconds
+         * @param length (optional) Sound duration (in seconds)
+         */
         play(time?: number, offset?: number, length?: number): void;
         private _onended;
         /**
-        * Stop the sound
-        * @param time (optional) Stop the sound after X seconds. Stop immediately (0) by default.
-        */
+         * Stop the sound
+         * @param time (optional) Stop the sound after X seconds. Stop immediately (0) by default.
+         */
         stop(time?: number): void;
         /**
          * Put the sound in pause
@@ -73900,8 +73900,9 @@ declare module BABYLON {
          * @param antialiasing Whether antialiasing should be turned on or not (default: false)
          * @param fileName A name for for the downloaded file.
          * @param renderSprites Whether the sprites should be rendered or not (default: false)
+         * @param enableStencilBuffer Whether the stencil buffer should be enabled or not (default: false)
          */
-        static CreateScreenshotUsingRenderTarget(engine: Engine, camera: Camera, size: IScreenshotSize | number, successCallback?: (data: string) => void, mimeType?: string, samples?: number, antialiasing?: boolean, fileName?: string, renderSprites?: boolean): void;
+        static CreateScreenshotUsingRenderTarget(engine: Engine, camera: Camera, size: IScreenshotSize | number, successCallback?: (data: string) => void, mimeType?: string, samples?: number, antialiasing?: boolean, fileName?: string, renderSprites?: boolean, enableStencilBuffer?: boolean): void;
         /**
          * Generates an image screenshot from the specified camera.
          * @see https://doc.babylonjs.com/how_to/render_scene_on_a_png