| 1 |
- {"ast":null,"code":"import { __decorate } from \"../tslib.es6.js\";\nimport { serialize, serializeAsVector3 } from \"../Misc/decorators.js\";\nimport { Vector3 } from \"../Maths/math.vector.js\";\nimport { TargetCamera } from \"./targetCamera.js\";\nimport { FlyCameraInputsManager } from \"./flyCameraInputsManager.js\";\nimport { Tools } from \"../Misc/tools.js\";\nimport { RegisterClass } from \"../Misc/typeStore.js\";\nimport { AbstractEngine } from \"../Engines/abstractEngine.js\";\n/**\n * This is a flying camera, designed for 3D movement and rotation in all directions,\n * such as in a 3D Space Shooter or a Flight Simulator.\n */\nexport class FlyCamera extends TargetCamera {\n /**\n * Gets the input sensibility for mouse input.\n * Higher values reduce sensitivity.\n */\n get angularSensibility() {\n const mouse = this.inputs.attached[\"mouse\"];\n if (mouse) {\n return mouse.angularSensibility;\n }\n return 0;\n }\n /**\n * Sets the input sensibility for a mouse input.\n * Higher values reduce sensitivity.\n */\n set angularSensibility(value) {\n const mouse = this.inputs.attached[\"mouse\"];\n if (mouse) {\n mouse.angularSensibility = value;\n }\n }\n /**\n * Get the keys for camera movement forward.\n */\n get keysForward() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysForward;\n }\n return [];\n }\n /**\n * Set the keys for camera movement forward.\n */\n set keysForward(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysForward = value;\n }\n }\n /**\n * Get the keys for camera movement backward.\n */\n get keysBackward() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysBackward;\n }\n return [];\n }\n set keysBackward(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysBackward = value;\n }\n }\n /**\n * Get the keys for camera movement up.\n */\n get keysUp() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysUp;\n }\n return [];\n }\n /**\n * Set the keys for camera movement up.\n */\n set keysUp(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysUp = value;\n }\n }\n /**\n * Get the keys for camera movement down.\n */\n get keysDown() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysDown;\n }\n return [];\n }\n /**\n * Set the keys for camera movement down.\n */\n set keysDown(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysDown = value;\n }\n }\n /**\n * Get the keys for camera movement left.\n */\n get keysLeft() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysLeft;\n }\n return [];\n }\n /**\n * Set the keys for camera movement left.\n */\n set keysLeft(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysLeft = value;\n }\n }\n /**\n * Set the keys for camera movement right.\n */\n get keysRight() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysRight;\n }\n return [];\n }\n /**\n * Set the keys for camera movement right.\n */\n set keysRight(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysRight = value;\n }\n }\n /**\n * Instantiates a FlyCamera.\n * This is a flying camera, designed for 3D movement and rotation in all directions,\n * such as in a 3D Space Shooter or a Flight Simulator.\n * @param name Define the name of the camera in the scene.\n * @param position Define the starting position of the camera in the scene.\n * @param scene Define the scene the camera belongs to.\n * @param setActiveOnSceneIfNoneActive Defines whether the camera should be marked as active, if no other camera has been defined as active.\n */\n constructor(name, position, scene, setActiveOnSceneIfNoneActive = true) {\n super(name, position, scene, setActiveOnSceneIfNoneActive);\n /**\n * Define the collision ellipsoid of the camera.\n * This is helpful for simulating a camera body, like a player's body.\n * @see https://doc.babylonjs.com/features/featuresDeepDive/cameras/camera_collisions#arcrotatecamera\n */\n this.ellipsoid = new Vector3(1, 1, 1);\n /**\n * Define an offset for the position of the ellipsoid around the camera.\n * This can be helpful if the camera is attached away from the player's body center,\n * such as at its head.\n */\n this.ellipsoidOffset = new Vector3(0, 0, 0);\n /**\n * Enable or disable collisions of the camera with the rest of the scene objects.\n */\n this.checkCollisions = false;\n /**\n * Enable or disable gravity on the camera.\n */\n this.applyGravity = false;\n /**\n * Define the current direction the camera is moving to.\n */\n this.cameraDirection = Vector3.Zero();\n /**\n * Track Roll to maintain the wanted Rolling when looking around.\n */\n this._trackRoll = 0;\n /**\n * Slowly correct the Roll to its original value after a Pitch+Yaw rotation.\n */\n this.rollCorrect = 100;\n /**\n * Mimic a banked turn, Rolling the camera when Yawing.\n * It's recommended to use rollCorrect = 10 for faster banking correction.\n */\n this.bankedTurn = false;\n /**\n * Limit in radians for how much Roll banking will add. (Default: 90°)\n */\n this.bankedTurnLimit = Math.PI / 2;\n /**\n * Value of 0 disables the banked Roll.\n * Value of 1 is equal to the Yaw angle in radians.\n */\n this.bankedTurnMultiplier = 1;\n this._needMoveForGravity = false;\n this._oldPosition = Vector3.Zero();\n this._diffPosition = Vector3.Zero();\n this._newPosition = Vector3.Zero();\n // Collisions.\n this._collisionMask = -1;\n /**\n * @internal\n */\n this._onCollisionPositionChange = (collisionId, newPosition, collidedMesh = null) => {\n const updatePosition = newPos => {\n this._newPosition.copyFrom(newPos);\n this._newPosition.subtractToRef(this._oldPosition, this._diffPosition);\n if (this._diffPosition.length() > AbstractEngine.CollisionsEpsilon) {\n this.position.addInPlace(this._diffPosition);\n if (this.onCollide && collidedMesh) {\n this.onCollide(collidedMesh);\n }\n }\n };\n updatePosition(newPosition);\n };\n this.inputs = new FlyCameraInputsManager(this);\n this.inputs.addKeyboard().addMouse();\n }\n /**\n * Attached controls to the current camera.\n * @param ignored defines an ignored parameter kept for backward compatibility.\n * @param noPreventDefault Defines whether event caught by the controls should call preventdefault() (https://developer.mozilla.org/en-US/docs/Web/API/Event/preventDefault)\n */\n attachControl(ignored, noPreventDefault) {\n // eslint-disable-next-line prefer-rest-params\n noPreventDefault = Tools.BackCompatCameraNoPreventDefault(arguments);\n this.inputs.attachElement(noPreventDefault);\n }\n /**\n * Detach a control from the HTML DOM element.\n * The camera will stop reacting to that input.\n */\n detachControl() {\n this.inputs.detachElement();\n this.cameraDirection = new Vector3(0, 0, 0);\n }\n /**\n * Get the mask that the camera ignores in collision events.\n */\n get collisionMask() {\n return this._collisionMask;\n }\n /**\n * Set the mask that the camera ignores in collision events.\n */\n set collisionMask(mask) {\n this._collisionMask = !isNaN(mask) ? mask : -1;\n }\n /**\n * @internal\n */\n _collideWithWorld(displacement) {\n let globalPosition;\n if (this.parent) {\n globalPosition = Vector3.TransformCoordinates(this.position, this.parent.getWorldMatrix());\n } else {\n globalPosition = this.position;\n }\n globalPosition.subtractFromFloatsToRef(0, this.ellipsoid.y, 0, this._oldPosition);\n this._oldPosition.addInPlace(this.ellipsoidOffset);\n const coordinator = this.getScene().collisionCoordinator;\n if (!this._collider) {\n this._collider = coordinator.createCollider();\n }\n this._collider._radius = this.ellipsoid;\n this._collider.collisionMask = this._collisionMask;\n // No need for clone, as long as gravity is not on.\n let actualDisplacement = displacement;\n // Add gravity to direction to prevent dual-collision checking.\n if (this.applyGravity) {\n // This prevents mending with cameraDirection, a global variable of the fly camera class.\n actualDisplacement = displacement.add(this.getScene().gravity);\n }\n coordinator.getNewPosition(this._oldPosition, actualDisplacement, this._collider, 3, null, this._onCollisionPositionChange, this.uniqueId);\n }\n /** @internal */\n _checkInputs() {\n if (!this._localDirection) {\n this._localDirection = Vector3.Zero();\n this._transformedDirection = Vector3.Zero();\n }\n this.inputs.checkInputs();\n super._checkInputs();\n }\n /**\n * Enable movement without a user input. This allows gravity to always be applied.\n */\n set needMoveForGravity(value) {\n this._needMoveForGravity = value;\n }\n /**\n * When true, gravity is applied whether there is user input or not.\n */\n get needMoveForGravity() {\n return this._needMoveForGravity;\n }\n /** @internal */\n _decideIfNeedsToMove() {\n return this._needMoveForGravity || Math.abs(this.cameraDirection.x) > 0 || Math.abs(this.cameraDirection.y) > 0 || Math.abs(this.cameraDirection.z) > 0;\n }\n /** @internal */\n _updatePosition() {\n if (this.checkCollisions && this.getScene().collisionsEnabled) {\n this._collideWithWorld(this.cameraDirection);\n } else {\n super._updatePosition();\n }\n }\n /**\n * Restore the Roll to its target value at the rate specified.\n * @param rate - Higher means slower restoring.\n * @internal\n */\n restoreRoll(rate) {\n const limit = this._trackRoll; // Target Roll.\n const z = this.rotation.z; // Current Roll.\n const delta = limit - z; // Difference in Roll.\n const minRad = 0.001; // Tenth of a radian is a barely noticable difference.\n // If the difference is noticable, restore the Roll.\n if (Math.abs(delta) >= minRad) {\n // Change Z rotation towards the target Roll.\n this.rotation.z += delta / rate;\n // Match when near enough.\n if (Math.abs(limit - this.rotation.z) <= minRad) {\n this.rotation.z = limit;\n }\n }\n }\n /**\n * Destroy the camera and release the current resources held by it.\n */\n dispose() {\n this.inputs.clear();\n super.dispose();\n }\n /**\n * Get the current object class name.\n * @returns the class name.\n */\n getClassName() {\n return \"FlyCamera\";\n }\n}\n__decorate([serializeAsVector3()], FlyCamera.prototype, \"ellipsoid\", void 0);\n__decorate([serializeAsVector3()], FlyCamera.prototype, \"ellipsoidOffset\", void 0);\n__decorate([serialize()], FlyCamera.prototype, \"checkCollisions\", void 0);\n__decorate([serialize()], FlyCamera.prototype, \"applyGravity\", void 0);\n// Register Class Name\nRegisterClass(\"BABYLON.FlyCamera\", FlyCamera);","map":{"version":3,"names":["__decorate","serialize","serializeAsVector3","Vector3","TargetCamera","FlyCameraInputsManager","Tools","RegisterClass","AbstractEngine","FlyCamera","angularSensibility","mouse","inputs","attached","value","keysForward","keyboard","keysBackward","keysUp","keysDown","keysLeft","keysRight","constructor","name","position","scene","setActiveOnSceneIfNoneActive","ellipsoid","ellipsoidOffset","checkCollisions","applyGravity","cameraDirection","Zero","_trackRoll","rollCorrect","bankedTurn","bankedTurnLimit","Math","PI","bankedTurnMultiplier","_needMoveForGravity","_oldPosition","_diffPosition","_newPosition","_collisionMask","_onCollisionPositionChange","collisionId","newPosition","collidedMesh","updatePosition","newPos","copyFrom","subtractToRef","length","CollisionsEpsilon","addInPlace","onCollide","addKeyboard","addMouse","attachControl","ignored","noPreventDefault","BackCompatCameraNoPreventDefault","arguments","attachElement","detachControl","detachElement","collisionMask","mask","isNaN","_collideWithWorld","displacement","globalPosition","parent","TransformCoordinates","getWorldMatrix","subtractFromFloatsToRef","y","coordinator","getScene","collisionCoordinator","_collider","createCollider","_radius","actualDisplacement","add","gravity","getNewPosition","uniqueId","_checkInputs","_localDirection","_transformedDirection","checkInputs","needMoveForGravity","_decideIfNeedsToMove","abs","x","z","_updatePosition","collisionsEnabled","restoreRoll","rate","limit","rotation","delta","minRad","dispose","clear","getClassName","prototype"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Cameras/flyCamera.js"],"sourcesContent":["import { __decorate } from \"../tslib.es6.js\";\nimport { serialize, serializeAsVector3 } from \"../Misc/decorators.js\";\nimport { Vector3 } from \"../Maths/math.vector.js\";\nimport { TargetCamera } from \"./targetCamera.js\";\nimport { FlyCameraInputsManager } from \"./flyCameraInputsManager.js\";\nimport { Tools } from \"../Misc/tools.js\";\nimport { RegisterClass } from \"../Misc/typeStore.js\";\nimport { AbstractEngine } from \"../Engines/abstractEngine.js\";\n/**\n * This is a flying camera, designed for 3D movement and rotation in all directions,\n * such as in a 3D Space Shooter or a Flight Simulator.\n */\nexport class FlyCamera extends TargetCamera {\n /**\n * Gets the input sensibility for mouse input.\n * Higher values reduce sensitivity.\n */\n get angularSensibility() {\n const mouse = this.inputs.attached[\"mouse\"];\n if (mouse) {\n return mouse.angularSensibility;\n }\n return 0;\n }\n /**\n * Sets the input sensibility for a mouse input.\n * Higher values reduce sensitivity.\n */\n set angularSensibility(value) {\n const mouse = this.inputs.attached[\"mouse\"];\n if (mouse) {\n mouse.angularSensibility = value;\n }\n }\n /**\n * Get the keys for camera movement forward.\n */\n get keysForward() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysForward;\n }\n return [];\n }\n /**\n * Set the keys for camera movement forward.\n */\n set keysForward(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysForward = value;\n }\n }\n /**\n * Get the keys for camera movement backward.\n */\n get keysBackward() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysBackward;\n }\n return [];\n }\n set keysBackward(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysBackward = value;\n }\n }\n /**\n * Get the keys for camera movement up.\n */\n get keysUp() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysUp;\n }\n return [];\n }\n /**\n * Set the keys for camera movement up.\n */\n set keysUp(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysUp = value;\n }\n }\n /**\n * Get the keys for camera movement down.\n */\n get keysDown() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysDown;\n }\n return [];\n }\n /**\n * Set the keys for camera movement down.\n */\n set keysDown(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysDown = value;\n }\n }\n /**\n * Get the keys for camera movement left.\n */\n get keysLeft() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysLeft;\n }\n return [];\n }\n /**\n * Set the keys for camera movement left.\n */\n set keysLeft(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysLeft = value;\n }\n }\n /**\n * Set the keys for camera movement right.\n */\n get keysRight() {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n return keyboard.keysRight;\n }\n return [];\n }\n /**\n * Set the keys for camera movement right.\n */\n set keysRight(value) {\n const keyboard = this.inputs.attached[\"keyboard\"];\n if (keyboard) {\n keyboard.keysRight = value;\n }\n }\n /**\n * Instantiates a FlyCamera.\n * This is a flying camera, designed for 3D movement and rotation in all directions,\n * such as in a 3D Space Shooter or a Flight Simulator.\n * @param name Define the name of the camera in the scene.\n * @param position Define the starting position of the camera in the scene.\n * @param scene Define the scene the camera belongs to.\n * @param setActiveOnSceneIfNoneActive Defines whether the camera should be marked as active, if no other camera has been defined as active.\n */\n constructor(name, position, scene, setActiveOnSceneIfNoneActive = true) {\n super(name, position, scene, setActiveOnSceneIfNoneActive);\n /**\n * Define the collision ellipsoid of the camera.\n * This is helpful for simulating a camera body, like a player's body.\n * @see https://doc.babylonjs.com/features/featuresDeepDive/cameras/camera_collisions#arcrotatecamera\n */\n this.ellipsoid = new Vector3(1, 1, 1);\n /**\n * Define an offset for the position of the ellipsoid around the camera.\n * This can be helpful if the camera is attached away from the player's body center,\n * such as at its head.\n */\n this.ellipsoidOffset = new Vector3(0, 0, 0);\n /**\n * Enable or disable collisions of the camera with the rest of the scene objects.\n */\n this.checkCollisions = false;\n /**\n * Enable or disable gravity on the camera.\n */\n this.applyGravity = false;\n /**\n * Define the current direction the camera is moving to.\n */\n this.cameraDirection = Vector3.Zero();\n /**\n * Track Roll to maintain the wanted Rolling when looking around.\n */\n this._trackRoll = 0;\n /**\n * Slowly correct the Roll to its original value after a Pitch+Yaw rotation.\n */\n this.rollCorrect = 100;\n /**\n * Mimic a banked turn, Rolling the camera when Yawing.\n * It's recommended to use rollCorrect = 10 for faster banking correction.\n */\n this.bankedTurn = false;\n /**\n * Limit in radians for how much Roll banking will add. (Default: 90°)\n */\n this.bankedTurnLimit = Math.PI / 2;\n /**\n * Value of 0 disables the banked Roll.\n * Value of 1 is equal to the Yaw angle in radians.\n */\n this.bankedTurnMultiplier = 1;\n this._needMoveForGravity = false;\n this._oldPosition = Vector3.Zero();\n this._diffPosition = Vector3.Zero();\n this._newPosition = Vector3.Zero();\n // Collisions.\n this._collisionMask = -1;\n /**\n * @internal\n */\n this._onCollisionPositionChange = (collisionId, newPosition, collidedMesh = null) => {\n const updatePosition = (newPos) => {\n this._newPosition.copyFrom(newPos);\n this._newPosition.subtractToRef(this._oldPosition, this._diffPosition);\n if (this._diffPosition.length() > AbstractEngine.CollisionsEpsilon) {\n this.position.addInPlace(this._diffPosition);\n if (this.onCollide && collidedMesh) {\n this.onCollide(collidedMesh);\n }\n }\n };\n updatePosition(newPosition);\n };\n this.inputs = new FlyCameraInputsManager(this);\n this.inputs.addKeyboard().addMouse();\n }\n /**\n * Attached controls to the current camera.\n * @param ignored defines an ignored parameter kept for backward compatibility.\n * @param noPreventDefault Defines whether event caught by the controls should call preventdefault() (https://developer.mozilla.org/en-US/docs/Web/API/Event/preventDefault)\n */\n attachControl(ignored, noPreventDefault) {\n // eslint-disable-next-line prefer-rest-params\n noPreventDefault = Tools.BackCompatCameraNoPreventDefault(arguments);\n this.inputs.attachElement(noPreventDefault);\n }\n /**\n * Detach a control from the HTML DOM element.\n * The camera will stop reacting to that input.\n */\n detachControl() {\n this.inputs.detachElement();\n this.cameraDirection = new Vector3(0, 0, 0);\n }\n /**\n * Get the mask that the camera ignores in collision events.\n */\n get collisionMask() {\n return this._collisionMask;\n }\n /**\n * Set the mask that the camera ignores in collision events.\n */\n set collisionMask(mask) {\n this._collisionMask = !isNaN(mask) ? mask : -1;\n }\n /**\n * @internal\n */\n _collideWithWorld(displacement) {\n let globalPosition;\n if (this.parent) {\n globalPosition = Vector3.TransformCoordinates(this.position, this.parent.getWorldMatrix());\n }\n else {\n globalPosition = this.position;\n }\n globalPosition.subtractFromFloatsToRef(0, this.ellipsoid.y, 0, this._oldPosition);\n this._oldPosition.addInPlace(this.ellipsoidOffset);\n const coordinator = this.getScene().collisionCoordinator;\n if (!this._collider) {\n this._collider = coordinator.createCollider();\n }\n this._collider._radius = this.ellipsoid;\n this._collider.collisionMask = this._collisionMask;\n // No need for clone, as long as gravity is not on.\n let actualDisplacement = displacement;\n // Add gravity to direction to prevent dual-collision checking.\n if (this.applyGravity) {\n // This prevents mending with cameraDirection, a global variable of the fly camera class.\n actualDisplacement = displacement.add(this.getScene().gravity);\n }\n coordinator.getNewPosition(this._oldPosition, actualDisplacement, this._collider, 3, null, this._onCollisionPositionChange, this.uniqueId);\n }\n /** @internal */\n _checkInputs() {\n if (!this._localDirection) {\n this._localDirection = Vector3.Zero();\n this._transformedDirection = Vector3.Zero();\n }\n this.inputs.checkInputs();\n super._checkInputs();\n }\n /**\n * Enable movement without a user input. This allows gravity to always be applied.\n */\n set needMoveForGravity(value) {\n this._needMoveForGravity = value;\n }\n /**\n * When true, gravity is applied whether there is user input or not.\n */\n get needMoveForGravity() {\n return this._needMoveForGravity;\n }\n /** @internal */\n _decideIfNeedsToMove() {\n return this._needMoveForGravity || Math.abs(this.cameraDirection.x) > 0 || Math.abs(this.cameraDirection.y) > 0 || Math.abs(this.cameraDirection.z) > 0;\n }\n /** @internal */\n _updatePosition() {\n if (this.checkCollisions && this.getScene().collisionsEnabled) {\n this._collideWithWorld(this.cameraDirection);\n }\n else {\n super._updatePosition();\n }\n }\n /**\n * Restore the Roll to its target value at the rate specified.\n * @param rate - Higher means slower restoring.\n * @internal\n */\n restoreRoll(rate) {\n const limit = this._trackRoll; // Target Roll.\n const z = this.rotation.z; // Current Roll.\n const delta = limit - z; // Difference in Roll.\n const minRad = 0.001; // Tenth of a radian is a barely noticable difference.\n // If the difference is noticable, restore the Roll.\n if (Math.abs(delta) >= minRad) {\n // Change Z rotation towards the target Roll.\n this.rotation.z += delta / rate;\n // Match when near enough.\n if (Math.abs(limit - this.rotation.z) <= minRad) {\n this.rotation.z = limit;\n }\n }\n }\n /**\n * Destroy the camera and release the current resources held by it.\n */\n dispose() {\n this.inputs.clear();\n super.dispose();\n }\n /**\n * Get the current object class name.\n * @returns the class name.\n */\n getClassName() {\n return \"FlyCamera\";\n }\n}\n__decorate([\n serializeAsVector3()\n], FlyCamera.prototype, \"ellipsoid\", void 0);\n__decorate([\n serializeAsVector3()\n], FlyCamera.prototype, \"ellipsoidOffset\", void 0);\n__decorate([\n serialize()\n], FlyCamera.prototype, \"checkCollisions\", void 0);\n__decorate([\n serialize()\n], FlyCamera.prototype, \"applyGravity\", void 0);\n// Register Class Name\nRegisterClass(\"BABYLON.FlyCamera\", 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