Initial commit

HTML/ThreeJS/node_modules/three/examples/js/controls/DragControls.js

@@ -0,0 +1,230 @@
+( function () {
+
+	const _plane = new THREE.Plane();
+
+	const _raycaster = new THREE.Raycaster();
+
+	const _pointer = new THREE.Vector2();
+
+	const _offset = new THREE.Vector3();
+
+	const _intersection = new THREE.Vector3();
+
+	const _worldPosition = new THREE.Vector3();
+
+	const _inverseMatrix = new THREE.Matrix4();
+
+	class DragControls extends THREE.EventDispatcher {
+
+		constructor( _objects, _camera, _domElement ) {
+
+			super();
+			_domElement.style.touchAction = 'none'; // disable touch scroll
+
+			let _selected = null,
+				_hovered = null;
+			const _intersections = []; //
+
+			const scope = this;
+
+			function activate() {
+
+				_domElement.addEventListener( 'pointermove', onPointerMove );
+
+				_domElement.addEventListener( 'pointerdown', onPointerDown );
+
+				_domElement.addEventListener( 'pointerup', onPointerCancel );
+
+				_domElement.addEventListener( 'pointerleave', onPointerCancel );
+
+			}
+
+			function deactivate() {
+
+				_domElement.removeEventListener( 'pointermove', onPointerMove );
+
+				_domElement.removeEventListener( 'pointerdown', onPointerDown );
+
+				_domElement.removeEventListener( 'pointerup', onPointerCancel );
+
+				_domElement.removeEventListener( 'pointerleave', onPointerCancel );
+
+				_domElement.style.cursor = '';
+
+			}
+
+			function dispose() {
+
+				deactivate();
+
+			}
+
+			function getObjects() {
+
+				return _objects;
+
+			}
+
+			function getRaycaster() {
+
+				return _raycaster;
+
+			}
+
+			function onPointerMove( event ) {
+
+				if ( scope.enabled === false ) return;
+				updatePointer( event );
+
+				_raycaster.setFromCamera( _pointer, _camera );
+
+				if ( _selected ) {
+
+					if ( _raycaster.ray.intersectPlane( _plane, _intersection ) ) {
+
+						_selected.position.copy( _intersection.sub( _offset ).applyMatrix4( _inverseMatrix ) );
+
+					}
+
+					scope.dispatchEvent( {
+						type: 'drag',
+						object: _selected
+					} );
+					return;
+
+				} // hover support
+
+
+				if ( event.pointerType === 'mouse' || event.pointerType === 'pen' ) {
+
+					_intersections.length = 0;
+
+					_raycaster.setFromCamera( _pointer, _camera );
+
+					_raycaster.intersectObjects( _objects, true, _intersections );
+
+					if ( _intersections.length > 0 ) {
+
+						const object = _intersections[ 0 ].object;
+
+						_plane.setFromNormalAndCoplanarPoint( _camera.getWorldDirection( _plane.normal ), _worldPosition.setFromMatrixPosition( object.matrixWorld ) );
+
+						if ( _hovered !== object && _hovered !== null ) {
+
+							scope.dispatchEvent( {
+								type: 'hoveroff',
+								object: _hovered
+							} );
+							_domElement.style.cursor = 'auto';
+							_hovered = null;
+
+						}
+
+						if ( _hovered !== object ) {
+
+							scope.dispatchEvent( {
+								type: 'hoveron',
+								object: object
+							} );
+							_domElement.style.cursor = 'pointer';
+							_hovered = object;
+
+						}
+
+					} else {
+
+						if ( _hovered !== null ) {
+
+							scope.dispatchEvent( {
+								type: 'hoveroff',
+								object: _hovered
+							} );
+							_domElement.style.cursor = 'auto';
+							_hovered = null;
+
+						}
+
+					}
+
+				}
+
+			}
+
+			function onPointerDown( event ) {
+
+				if ( scope.enabled === false ) return;
+				updatePointer( event );
+				_intersections.length = 0;
+
+				_raycaster.setFromCamera( _pointer, _camera );
+
+				_raycaster.intersectObjects( _objects, true, _intersections );
+
+				if ( _intersections.length > 0 ) {
+
+					_selected = scope.transformGroup === true ? _objects[ 0 ] : _intersections[ 0 ].object;
+
+					_plane.setFromNormalAndCoplanarPoint( _camera.getWorldDirection( _plane.normal ), _worldPosition.setFromMatrixPosition( _selected.matrixWorld ) );
+
+					if ( _raycaster.ray.intersectPlane( _plane, _intersection ) ) {
+
+						_inverseMatrix.copy( _selected.parent.matrixWorld ).invert();
+
+						_offset.copy( _intersection ).sub( _worldPosition.setFromMatrixPosition( _selected.matrixWorld ) );
+
+					}
+
+					_domElement.style.cursor = 'move';
+					scope.dispatchEvent( {
+						type: 'dragstart',
+						object: _selected
+					} );
+
+				}
+
+			}
+
+			function onPointerCancel() {
+
+				if ( scope.enabled === false ) return;
+
+				if ( _selected ) {
+
+					scope.dispatchEvent( {
+						type: 'dragend',
+						object: _selected
+					} );
+					_selected = null;
+
+				}
+
+				_domElement.style.cursor = _hovered ? 'pointer' : 'auto';
+
+			}
+
+			function updatePointer( event ) {
+
+				const rect = _domElement.getBoundingClientRect();
+
+				_pointer.x = ( event.clientX - rect.left ) / rect.width * 2 - 1;
+				_pointer.y = - ( event.clientY - rect.top ) / rect.height * 2 + 1;
+
+			}
+
+			activate(); // API
+
+			this.enabled = true;
+			this.transformGroup = false;
+			this.activate = activate;
+			this.deactivate = deactivate;
+			this.dispose = dispose;
+			this.getObjects = getObjects;
+			this.getRaycaster = getRaycaster;
+
+		}
+
+	}
+
+	THREE.DragControls = DragControls;
+
+} )();

HTML/ThreeJS/node_modules/three/examples/js/controls/FirstPersonControls.js

@@ -0,0 +1,341 @@
+( function () {
+
+	const _lookDirection = new THREE.Vector3();
+
+	const _spherical = new THREE.Spherical();
+
+	const _target = new THREE.Vector3();
+
+	class FirstPersonControls {
+
+		constructor( object, domElement ) {
+
+			if ( domElement === undefined ) {
+
+				console.warn( 'THREE.FirstPersonControls: The second parameter "domElement" is now mandatory.' );
+				domElement = document;
+
+			}
+
+			this.object = object;
+			this.domElement = domElement; // API
+
+			this.enabled = true;
+			this.movementSpeed = 1.0;
+			this.lookSpeed = 0.005;
+			this.lookVertical = true;
+			this.autoForward = false;
+			this.activeLook = true;
+			this.heightSpeed = false;
+			this.heightCoef = 1.0;
+			this.heightMin = 0.0;
+			this.heightMax = 1.0;
+			this.constrainVertical = false;
+			this.verticalMin = 0;
+			this.verticalMax = Math.PI;
+			this.mouseDragOn = false; // internals
+
+			this.autoSpeedFactor = 0.0;
+			this.mouseX = 0;
+			this.mouseY = 0;
+			this.moveForward = false;
+			this.moveBackward = false;
+			this.moveLeft = false;
+			this.moveRight = false;
+			this.viewHalfX = 0;
+			this.viewHalfY = 0; // private variables
+
+			let lat = 0;
+			let lon = 0; //
+
+			this.handleResize = function () {
+
+				if ( this.domElement === document ) {
+
+					this.viewHalfX = window.innerWidth / 2;
+					this.viewHalfY = window.innerHeight / 2;
+
+				} else {
+
+					this.viewHalfX = this.domElement.offsetWidth / 2;
+					this.viewHalfY = this.domElement.offsetHeight / 2;
+
+				}
+
+			};
+
+			this.onMouseDown = function ( event ) {
+
+				if ( this.domElement !== document ) {
+
+					this.domElement.focus();
+
+				}
+
+				if ( this.activeLook ) {
+
+					switch ( event.button ) {
+
+						case 0:
+							this.moveForward = true;
+							break;
+
+						case 2:
+							this.moveBackward = true;
+							break;
+
+					}
+
+				}
+
+				this.mouseDragOn = true;
+
+			};
+
+			this.onMouseUp = function ( event ) {
+
+				if ( this.activeLook ) {
+
+					switch ( event.button ) {
+
+						case 0:
+							this.moveForward = false;
+							break;
+
+						case 2:
+							this.moveBackward = false;
+							break;
+
+					}
+
+				}
+
+				this.mouseDragOn = false;
+
+			};
+
+			this.onMouseMove = function ( event ) {
+
+				if ( this.domElement === document ) {
+
+					this.mouseX = event.pageX - this.viewHalfX;
+					this.mouseY = event.pageY - this.viewHalfY;
+
+				} else {
+
+					this.mouseX = event.pageX - this.domElement.offsetLeft - this.viewHalfX;
+					this.mouseY = event.pageY - this.domElement.offsetTop - this.viewHalfY;
+
+				}
+
+			};
+
+			this.onKeyDown = function ( event ) {
+
+				switch ( event.code ) {
+
+					case 'ArrowUp':
+					case 'KeyW':
+						this.moveForward = true;
+						break;
+
+					case 'ArrowLeft':
+					case 'KeyA':
+						this.moveLeft = true;
+						break;
+
+					case 'ArrowDown':
+					case 'KeyS':
+						this.moveBackward = true;
+						break;
+
+					case 'ArrowRight':
+					case 'KeyD':
+						this.moveRight = true;
+						break;
+
+					case 'KeyR':
+						this.moveUp = true;
+						break;
+
+					case 'KeyF':
+						this.moveDown = true;
+						break;
+
+				}
+
+			};
+
+			this.onKeyUp = function ( event ) {
+
+				switch ( event.code ) {
+
+					case 'ArrowUp':
+					case 'KeyW':
+						this.moveForward = false;
+						break;
+
+					case 'ArrowLeft':
+					case 'KeyA':
+						this.moveLeft = false;
+						break;
+
+					case 'ArrowDown':
+					case 'KeyS':
+						this.moveBackward = false;
+						break;
+
+					case 'ArrowRight':
+					case 'KeyD':
+						this.moveRight = false;
+						break;
+
+					case 'KeyR':
+						this.moveUp = false;
+						break;
+
+					case 'KeyF':
+						this.moveDown = false;
+						break;
+
+				}
+
+			};
+
+			this.lookAt = function ( x, y, z ) {
+
+				if ( x.isVector3 ) {
+
+					_target.copy( x );
+
+				} else {
+
+					_target.set( x, y, z );
+
+				}
+
+				this.object.lookAt( _target );
+				setOrientation( this );
+				return this;
+
+			};
+
+			this.update = function () {
+
+				const targetPosition = new THREE.Vector3();
+				return function update( delta ) {
+
+					if ( this.enabled === false ) return;
+
+					if ( this.heightSpeed ) {
+
+						const y = THREE.MathUtils.clamp( this.object.position.y, this.heightMin, this.heightMax );
+						const heightDelta = y - this.heightMin;
+						this.autoSpeedFactor = delta * ( heightDelta * this.heightCoef );
+
+					} else {
+
+						this.autoSpeedFactor = 0.0;
+
+					}
+
+					const actualMoveSpeed = delta * this.movementSpeed;
+					if ( this.moveForward || this.autoForward && ! this.moveBackward ) this.object.translateZ( - ( actualMoveSpeed + this.autoSpeedFactor ) );
+					if ( this.moveBackward ) this.object.translateZ( actualMoveSpeed );
+					if ( this.moveLeft ) this.object.translateX( - actualMoveSpeed );
+					if ( this.moveRight ) this.object.translateX( actualMoveSpeed );
+					if ( this.moveUp ) this.object.translateY( actualMoveSpeed );
+					if ( this.moveDown ) this.object.translateY( - actualMoveSpeed );
+					let actualLookSpeed = delta * this.lookSpeed;
+
+					if ( ! this.activeLook ) {
+
+						actualLookSpeed = 0;
+
+					}
+
+					let verticalLookRatio = 1;
+
+					if ( this.constrainVertical ) {
+
+						verticalLookRatio = Math.PI / ( this.verticalMax - this.verticalMin );
+
+					}
+
+					lon -= this.mouseX * actualLookSpeed;
+					if ( this.lookVertical ) lat -= this.mouseY * actualLookSpeed * verticalLookRatio;
+					lat = Math.max( - 85, Math.min( 85, lat ) );
+					let phi = THREE.MathUtils.degToRad( 90 - lat );
+					const theta = THREE.MathUtils.degToRad( lon );
+
+					if ( this.constrainVertical ) {
+
+						phi = THREE.MathUtils.mapLinear( phi, 0, Math.PI, this.verticalMin, this.verticalMax );
+
+					}
+
+					const position = this.object.position;
+					targetPosition.setFromSphericalCoords( 1, phi, theta ).add( position );
+					this.object.lookAt( targetPosition );
+
+				};
+
+			}();
+
+			this.dispose = function () {
+
+				this.domElement.removeEventListener( 'contextmenu', contextmenu );
+				this.domElement.removeEventListener( 'mousedown', _onMouseDown );
+				this.domElement.removeEventListener( 'mousemove', _onMouseMove );
+				this.domElement.removeEventListener( 'mouseup', _onMouseUp );
+				window.removeEventListener( 'keydown', _onKeyDown );
+				window.removeEventListener( 'keyup', _onKeyUp );
+
+			};
+
+			const _onMouseMove = this.onMouseMove.bind( this );
+
+			const _onMouseDown = this.onMouseDown.bind( this );
+
+			const _onMouseUp = this.onMouseUp.bind( this );
+
+			const _onKeyDown = this.onKeyDown.bind( this );
+
+			const _onKeyUp = this.onKeyUp.bind( this );
+
+			this.domElement.addEventListener( 'contextmenu', contextmenu );
+			this.domElement.addEventListener( 'mousemove', _onMouseMove );
+			this.domElement.addEventListener( 'mousedown', _onMouseDown );
+			this.domElement.addEventListener( 'mouseup', _onMouseUp );
+			window.addEventListener( 'keydown', _onKeyDown );
+			window.addEventListener( 'keyup', _onKeyUp );
+
+			function setOrientation( controls ) {
+
+				const quaternion = controls.object.quaternion;
+
+				_lookDirection.set( 0, 0, - 1 ).applyQuaternion( quaternion );
+
+				_spherical.setFromVector3( _lookDirection );
+
+				lat = 90 - THREE.MathUtils.radToDeg( _spherical.phi );
+				lon = THREE.MathUtils.radToDeg( _spherical.theta );
+
+			}
+
+			this.handleResize();
+			setOrientation( this );
+
+		}
+
+	}
+
+	function contextmenu( event ) {
+
+		event.preventDefault();
+
+	}
+
+	THREE.FirstPersonControls = FirstPersonControls;
+
+} )();

HTML/ThreeJS/node_modules/three/examples/js/controls/FlyControls.js

@@ -0,0 +1,355 @@
+( function () {
+
+	const _changeEvent = {
+		type: 'change'
+	};
+
+	class FlyControls extends THREE.EventDispatcher {
+
+		constructor( object, domElement ) {
+
+			super();
+
+			if ( domElement === undefined ) {
+
+				console.warn( 'THREE.FlyControls: The second parameter "domElement" is now mandatory.' );
+				domElement = document;
+
+			}
+
+			this.object = object;
+			this.domElement = domElement; // API
+
+			this.movementSpeed = 1.0;
+			this.rollSpeed = 0.005;
+			this.dragToLook = false;
+			this.autoForward = false; // disable default target object behavior
+			// internals
+
+			const scope = this;
+			const EPS = 0.000001;
+			const lastQuaternion = new THREE.Quaternion();
+			const lastPosition = new THREE.Vector3();
+			this.tmpQuaternion = new THREE.Quaternion();
+			this.mouseStatus = 0;
+			this.moveState = {
+				up: 0,
+				down: 0,
+				left: 0,
+				right: 0,
+				forward: 0,
+				back: 0,
+				pitchUp: 0,
+				pitchDown: 0,
+				yawLeft: 0,
+				yawRight: 0,
+				rollLeft: 0,
+				rollRight: 0
+			};
+			this.moveVector = new THREE.Vector3( 0, 0, 0 );
+			this.rotationVector = new THREE.Vector3( 0, 0, 0 );
+
+			this.keydown = function ( event ) {
+
+				if ( event.altKey ) {
+
+					return;
+
+				}
+
+				switch ( event.code ) {
+
+					case 'ShiftLeft':
+					case 'ShiftRight':
+						this.movementSpeedMultiplier = .1;
+						break;
+
+					case 'KeyW':
+						this.moveState.forward = 1;
+						break;
+
+					case 'KeyS':
+						this.moveState.back = 1;
+						break;
+
+					case 'KeyA':
+						this.moveState.left = 1;
+						break;
+
+					case 'KeyD':
+						this.moveState.right = 1;
+						break;
+
+					case 'KeyR':
+						this.moveState.up = 1;
+						break;
+
+					case 'KeyF':
+						this.moveState.down = 1;
+						break;
+
+					case 'ArrowUp':
+						this.moveState.pitchUp = 1;
+						break;
+
+					case 'ArrowDown':
+						this.moveState.pitchDown = 1;
+						break;
+
+					case 'ArrowLeft':
+						this.moveState.yawLeft = 1;
+						break;
+
+					case 'ArrowRight':
+						this.moveState.yawRight = 1;
+						break;
+
+					case 'KeyQ':
+						this.moveState.rollLeft = 1;
+						break;
+
+					case 'KeyE':
+						this.moveState.rollRight = 1;
+						break;
+
+				}
+
+				this.updateMovementVector();
+				this.updateRotationVector();
+
+			};
+
+			this.keyup = function ( event ) {
+
+				switch ( event.code ) {
+
+					case 'ShiftLeft':
+					case 'ShiftRight':
+						this.movementSpeedMultiplier = 1;
+						break;
+
+					case 'KeyW':
+						this.moveState.forward = 0;
+						break;
+
+					case 'KeyS':
+						this.moveState.back = 0;
+						break;
+
+					case 'KeyA':
+						this.moveState.left = 0;
+						break;
+
+					case 'KeyD':
+						this.moveState.right = 0;
+						break;
+
+					case 'KeyR':
+						this.moveState.up = 0;
+						break;
+
+					case 'KeyF':
+						this.moveState.down = 0;
+						break;
+
+					case 'ArrowUp':
+						this.moveState.pitchUp = 0;
+						break;
+
+					case 'ArrowDown':
+						this.moveState.pitchDown = 0;
+						break;
+
+					case 'ArrowLeft':
+						this.moveState.yawLeft = 0;
+						break;
+
+					case 'ArrowRight':
+						this.moveState.yawRight = 0;
+						break;
+
+					case 'KeyQ':
+						this.moveState.rollLeft = 0;
+						break;
+
+					case 'KeyE':
+						this.moveState.rollRight = 0;
+						break;
+
+				}
+
+				this.updateMovementVector();
+				this.updateRotationVector();
+
+			};
+
+			this.mousedown = function ( event ) {
+
+				if ( this.dragToLook ) {
+
+					this.mouseStatus ++;
+
+				} else {
+
+					switch ( event.button ) {
+
+						case 0:
+							this.moveState.forward = 1;
+							break;
+
+						case 2:
+							this.moveState.back = 1;
+							break;
+
+					}
+
+					this.updateMovementVector();
+
+				}
+
+			};
+
+			this.mousemove = function ( event ) {
+
+				if ( ! this.dragToLook || this.mouseStatus > 0 ) {
+
+					const container = this.getContainerDimensions();
+					const halfWidth = container.size[ 0 ] / 2;
+					const halfHeight = container.size[ 1 ] / 2;
+					this.moveState.yawLeft = - ( event.pageX - container.offset[ 0 ] - halfWidth ) / halfWidth;
+					this.moveState.pitchDown = ( event.pageY - container.offset[ 1 ] - halfHeight ) / halfHeight;
+					this.updateRotationVector();
+
+				}
+
+			};
+
+			this.mouseup = function ( event ) {
+
+				if ( this.dragToLook ) {
+
+					this.mouseStatus --;
+					this.moveState.yawLeft = this.moveState.pitchDown = 0;
+
+				} else {
+
+					switch ( event.button ) {
+
+						case 0:
+							this.moveState.forward = 0;
+							break;
+
+						case 2:
+							this.moveState.back = 0;
+							break;
+
+					}
+
+					this.updateMovementVector();
+
+				}
+
+				this.updateRotationVector();
+
+			};
+
+			this.update = function ( delta ) {
+
+				const moveMult = delta * scope.movementSpeed;
+				const rotMult = delta * scope.rollSpeed;
+				scope.object.translateX( scope.moveVector.x * moveMult );
+				scope.object.translateY( scope.moveVector.y * moveMult );
+				scope.object.translateZ( scope.moveVector.z * moveMult );
+				scope.tmpQuaternion.set( scope.rotationVector.x * rotMult, scope.rotationVector.y * rotMult, scope.rotationVector.z * rotMult, 1 ).normalize();
+				scope.object.quaternion.multiply( scope.tmpQuaternion );
+
+				if ( lastPosition.distanceToSquared( scope.object.position ) > EPS || 8 * ( 1 - lastQuaternion.dot( scope.object.quaternion ) ) > EPS ) {
+
+					scope.dispatchEvent( _changeEvent );
+					lastQuaternion.copy( scope.object.quaternion );
+					lastPosition.copy( scope.object.position );
+
+				}
+
+			};
+
+			this.updateMovementVector = function () {
+
+				const forward = this.moveState.forward || this.autoForward && ! this.moveState.back ? 1 : 0;
+				this.moveVector.x = - this.moveState.left + this.moveState.right;
+				this.moveVector.y = - this.moveState.down + this.moveState.up;
+				this.moveVector.z = - forward + this.moveState.back; //console.log( 'move:', [ this.moveVector.x, this.moveVector.y, this.moveVector.z ] );
+
+			};
+
+			this.updateRotationVector = function () {
+
+				this.rotationVector.x = - this.moveState.pitchDown + this.moveState.pitchUp;
+				this.rotationVector.y = - this.moveState.yawRight + this.moveState.yawLeft;
+				this.rotationVector.z = - this.moveState.rollRight + this.moveState.rollLeft; //console.log( 'rotate:', [ this.rotationVector.x, this.rotationVector.y, this.rotationVector.z ] );
+
+			};
+
+			this.getContainerDimensions = function () {
+
+				if ( this.domElement != document ) {
+
+					return {
+						size: [ this.domElement.offsetWidth, this.domElement.offsetHeight ],
+						offset: [ this.domElement.offsetLeft, this.domElement.offsetTop ]
+					};
+
+				} else {
+
+					return {
+						size: [ window.innerWidth, window.innerHeight ],
+						offset: [ 0, 0 ]
+					};
+
+				}
+
+			};
+
+			this.dispose = function () {
+
+				this.domElement.removeEventListener( 'contextmenu', contextmenu );
+				this.domElement.removeEventListener( 'mousedown', _mousedown );
+				this.domElement.removeEventListener( 'mousemove', _mousemove );
+				this.domElement.removeEventListener( 'mouseup', _mouseup );
+				window.removeEventListener( 'keydown', _keydown );
+				window.removeEventListener( 'keyup', _keyup );
+
+			};
+
+			const _mousemove = this.mousemove.bind( this );
+
+			const _mousedown = this.mousedown.bind( this );
+
+			const _mouseup = this.mouseup.bind( this );
+
+			const _keydown = this.keydown.bind( this );
+
+			const _keyup = this.keyup.bind( this );
+
+			this.domElement.addEventListener( 'contextmenu', contextmenu );
+			this.domElement.addEventListener( 'mousemove', _mousemove );
+			this.domElement.addEventListener( 'mousedown', _mousedown );
+			this.domElement.addEventListener( 'mouseup', _mouseup );
+			window.addEventListener( 'keydown', _keydown );
+			window.addEventListener( 'keyup', _keyup );
+			this.updateMovementVector();
+			this.updateRotationVector();
+
+		}
+
+	}
+
+	function contextmenu( event ) {
+
+		event.preventDefault();
+
+	}
+
+	THREE.FlyControls = FlyControls;
+
+} )();

HTML/ThreeJS/node_modules/three/examples/js/controls/PointerLockControls.js

@@ -0,0 +1,161 @@
+( function () {
+
+	const _euler = new THREE.Euler( 0, 0, 0, 'YXZ' );
+
+	const _vector = new THREE.Vector3();
+
+	const _changeEvent = {
+		type: 'change'
+	};
+	const _lockEvent = {
+		type: 'lock'
+	};
+	const _unlockEvent = {
+		type: 'unlock'
+	};
+
+	const _PI_2 = Math.PI / 2;
+
+	class PointerLockControls extends THREE.EventDispatcher {
+
+		constructor( camera, domElement ) {
+
+			super();
+
+			if ( domElement === undefined ) {
+
+				console.warn( 'THREE.PointerLockControls: The second parameter "domElement" is now mandatory.' );
+				domElement = document.body;
+
+			}
+
+			this.domElement = domElement;
+			this.isLocked = false; // Set to constrain the pitch of the camera
+			// Range is 0 to Math.PI radians
+
+			this.minPolarAngle = 0; // radians
+
+			this.maxPolarAngle = Math.PI; // radians
+
+			this.pointerSpeed = 1.0;
+			const scope = this;
+
+			function onMouseMove( event ) {
+
+				if ( scope.isLocked === false ) return;
+				const movementX = event.movementX || event.mozMovementX || event.webkitMovementX || 0;
+				const movementY = event.movementY || event.mozMovementY || event.webkitMovementY || 0;
+
+				_euler.setFromQuaternion( camera.quaternion );
+
+				_euler.y -= movementX * 0.002 * scope.pointerSpeed;
+				_euler.x -= movementY * 0.002 * scope.pointerSpeed;
+				_euler.x = Math.max( _PI_2 - scope.maxPolarAngle, Math.min( _PI_2 - scope.minPolarAngle, _euler.x ) );
+				camera.quaternion.setFromEuler( _euler );
+				scope.dispatchEvent( _changeEvent );
+
+			}
+
+			function onPointerlockChange() {
+
+				if ( scope.domElement.ownerDocument.pointerLockElement === scope.domElement ) {
+
+					scope.dispatchEvent( _lockEvent );
+					scope.isLocked = true;
+
+				} else {
+
+					scope.dispatchEvent( _unlockEvent );
+					scope.isLocked = false;
+
+				}
+
+			}
+
+			function onPointerlockError() {
+
+				console.error( 'THREE.PointerLockControls: Unable to use Pointer Lock API' );
+
+			}
+
+			this.connect = function () {
+
+				scope.domElement.ownerDocument.addEventListener( 'mousemove', onMouseMove );
+				scope.domElement.ownerDocument.addEventListener( 'pointerlockchange', onPointerlockChange );
+				scope.domElement.ownerDocument.addEventListener( 'pointerlockerror', onPointerlockError );
+
+			};
+
+			this.disconnect = function () {
+
+				scope.domElement.ownerDocument.removeEventListener( 'mousemove', onMouseMove );
+				scope.domElement.ownerDocument.removeEventListener( 'pointerlockchange', onPointerlockChange );
+				scope.domElement.ownerDocument.removeEventListener( 'pointerlockerror', onPointerlockError );
+
+			};
+
+			this.dispose = function () {
+
+				this.disconnect();
+
+			};
+
+			this.getObject = function () {
+
+				// retaining this method for backward compatibility
+				return camera;
+
+			};
+
+			this.getDirection = function () {
+
+				const direction = new THREE.Vector3( 0, 0, - 1 );
+				return function ( v ) {
+
+					return v.copy( direction ).applyQuaternion( camera.quaternion );
+
+				};
+
+			}();
+
+			this.moveForward = function ( distance ) {
+
+				// move forward parallel to the xz-plane
+				// assumes camera.up is y-up
+				_vector.setFromMatrixColumn( camera.matrix, 0 );
+
+				_vector.crossVectors( camera.up, _vector );
+
+				camera.position.addScaledVector( _vector, distance );
+
+			};
+
+			this.moveRight = function ( distance ) {
+
+				_vector.setFromMatrixColumn( camera.matrix, 0 );
+
+				camera.position.addScaledVector( _vector, distance );
+
+			};
+
+			this.lock = function () {
+
+				this.domElement.requestPointerLock();
+
+			};
+
+			this.unlock = function () {
+
+				scope.domElement.ownerDocument.exitPointerLock();
+
+			};
+
+			this.connect();
+
+		}
+
+	}
+
+	THREE.PointerLockControls = PointerLockControls;
+
+} )();

HTML/ThreeJS/node_modules/three/examples/js/controls/TrackballControls.js

@@ -0,0 +1,784 @@
+( function () {
+
+	const _changeEvent = {
+		type: 'change'
+	};
+	const _startEvent = {
+		type: 'start'
+	};
+	const _endEvent = {
+		type: 'end'
+	};
+
+	class TrackballControls extends THREE.EventDispatcher {
+
+		constructor( object, domElement ) {
+
+			super();
+			if ( domElement === undefined ) console.warn( 'THREE.TrackballControls: The second parameter "domElement" is now mandatory.' );
+			if ( domElement === document ) console.error( 'THREE.TrackballControls: "document" should not be used as the target "domElement". Please use "renderer.domElement" instead.' );
+			const scope = this;
+			const STATE = {
+				NONE: - 1,
+				ROTATE: 0,
+				ZOOM: 1,
+				PAN: 2,
+				TOUCH_ROTATE: 3,
+				TOUCH_ZOOM_PAN: 4
+			};
+			this.object = object;
+			this.domElement = domElement;
+			this.domElement.style.touchAction = 'none'; // disable touch scroll
+			// API
+
+			this.enabled = true;
+			this.screen = {
+				left: 0,
+				top: 0,
+				width: 0,
+				height: 0
+			};
+			this.rotateSpeed = 1.0;
+			this.zoomSpeed = 1.2;
+			this.panSpeed = 0.3;
+			this.noRotate = false;
+			this.noZoom = false;
+			this.noPan = false;
+			this.staticMoving = false;
+			this.dynamicDampingFactor = 0.2;
+			this.minDistance = 0;
+			this.maxDistance = Infinity;
+			this.keys = [ 'KeyA',
+				/*A*/
+				'KeyS',
+				/*S*/
+				'KeyD'
+				/*D*/
+			];
+			this.mouseButtons = {
+				LEFT: THREE.MOUSE.ROTATE,
+				MIDDLE: THREE.MOUSE.DOLLY,
+				RIGHT: THREE.MOUSE.PAN
+			}; // internals
+
+			this.target = new THREE.Vector3();
+			const EPS = 0.000001;
+			const lastPosition = new THREE.Vector3();
+			let lastZoom = 1;
+			let _state = STATE.NONE,
+				_keyState = STATE.NONE,
+				_touchZoomDistanceStart = 0,
+				_touchZoomDistanceEnd = 0,
+				_lastAngle = 0;
+
+			const _eye = new THREE.Vector3(),
+				_movePrev = new THREE.Vector2(),
+				_moveCurr = new THREE.Vector2(),
+				_lastAxis = new THREE.Vector3(),
+				_zoomStart = new THREE.Vector2(),
+				_zoomEnd = new THREE.Vector2(),
+				_panStart = new THREE.Vector2(),
+				_panEnd = new THREE.Vector2(),
+				_pointers = [],
+				_pointerPositions = {}; // for reset
+
+
+			this.target0 = this.target.clone();
+			this.position0 = this.object.position.clone();
+			this.up0 = this.object.up.clone();
+			this.zoom0 = this.object.zoom; // methods
+
+			this.handleResize = function () {
+
+				const box = scope.domElement.getBoundingClientRect(); // adjustments come from similar code in the jquery offset() function
+
+				const d = scope.domElement.ownerDocument.documentElement;
+				scope.screen.left = box.left + window.pageXOffset - d.clientLeft;
+				scope.screen.top = box.top + window.pageYOffset - d.clientTop;
+				scope.screen.width = box.width;
+				scope.screen.height = box.height;
+
+			};
+
+			const getMouseOnScreen = function () {
+
+				const vector = new THREE.Vector2();
+				return function getMouseOnScreen( pageX, pageY ) {
+
+					vector.set( ( pageX - scope.screen.left ) / scope.screen.width, ( pageY - scope.screen.top ) / scope.screen.height );
+					return vector;
+
+				};
+
+			}();
+
+			const getMouseOnCircle = function () {
+
+				const vector = new THREE.Vector2();
+				return function getMouseOnCircle( pageX, pageY ) {
+
+					vector.set( ( pageX - scope.screen.width * 0.5 - scope.screen.left ) / ( scope.screen.width * 0.5 ), ( scope.screen.height + 2 * ( scope.screen.top - pageY ) ) / scope.screen.width // screen.width intentional
+					);
+					return vector;
+
+				};
+
+			}();
+
+			this.rotateCamera = function () {
+
+				const axis = new THREE.Vector3(),
+					quaternion = new THREE.Quaternion(),
+					eyeDirection = new THREE.Vector3(),
+					objectUpDirection = new THREE.Vector3(),
+					objectSidewaysDirection = new THREE.Vector3(),
+					moveDirection = new THREE.Vector3();
+				return function rotateCamera() {
+
+					moveDirection.set( _moveCurr.x - _movePrev.x, _moveCurr.y - _movePrev.y, 0 );
+					let angle = moveDirection.length();
+
+					if ( angle ) {
+
+						_eye.copy( scope.object.position ).sub( scope.target );
+
+						eyeDirection.copy( _eye ).normalize();
+						objectUpDirection.copy( scope.object.up ).normalize();
+						objectSidewaysDirection.crossVectors( objectUpDirection, eyeDirection ).normalize();
+						objectUpDirection.setLength( _moveCurr.y - _movePrev.y );
+						objectSidewaysDirection.setLength( _moveCurr.x - _movePrev.x );
+						moveDirection.copy( objectUpDirection.add( objectSidewaysDirection ) );
+						axis.crossVectors( moveDirection, _eye ).normalize();
+						angle *= scope.rotateSpeed;
+						quaternion.setFromAxisAngle( axis, angle );
+
+						_eye.applyQuaternion( quaternion );
+
+						scope.object.up.applyQuaternion( quaternion );
+
+						_lastAxis.copy( axis );
+
+						_lastAngle = angle;
+
+					} else if ( ! scope.staticMoving && _lastAngle ) {
+
+						_lastAngle *= Math.sqrt( 1.0 - scope.dynamicDampingFactor );
+
+						_eye.copy( scope.object.position ).sub( scope.target );
+
+						quaternion.setFromAxisAngle( _lastAxis, _lastAngle );
+
+						_eye.applyQuaternion( quaternion );
+
+						scope.object.up.applyQuaternion( quaternion );
+
+					}
+
+					_movePrev.copy( _moveCurr );
+
+				};
+
+			}();
+
+			this.zoomCamera = function () {
+
+				let factor;
+
+				if ( _state === STATE.TOUCH_ZOOM_PAN ) {
+
+					factor = _touchZoomDistanceStart / _touchZoomDistanceEnd;
+					_touchZoomDistanceStart = _touchZoomDistanceEnd;
+
+					if ( scope.object.isPerspectiveCamera ) {
+
+						_eye.multiplyScalar( factor );
+
+					} else if ( scope.object.isOrthographicCamera ) {
+
+						scope.object.zoom /= factor;
+						scope.object.updateProjectionMatrix();
+
+					} else {
+
+						console.warn( 'THREE.TrackballControls: Unsupported camera type' );
+
+					}
+
+				} else {
+
+					factor = 1.0 + ( _zoomEnd.y - _zoomStart.y ) * scope.zoomSpeed;
+
+					if ( factor !== 1.0 && factor > 0.0 ) {
+
+						if ( scope.object.isPerspectiveCamera ) {
+
+							_eye.multiplyScalar( factor );
+
+						} else if ( scope.object.isOrthographicCamera ) {
+
+							scope.object.zoom /= factor;
+							scope.object.updateProjectionMatrix();
+
+						} else {
+
+							console.warn( 'THREE.TrackballControls: Unsupported camera type' );
+
+						}
+
+					}
+
+					if ( scope.staticMoving ) {
+
+						_zoomStart.copy( _zoomEnd );
+
+					} else {
+
+						_zoomStart.y += ( _zoomEnd.y - _zoomStart.y ) * this.dynamicDampingFactor;
+
+					}
+
+				}
+
+			};
+
+			this.panCamera = function () {
+
+				const mouseChange = new THREE.Vector2(),
+					objectUp = new THREE.Vector3(),
+					pan = new THREE.Vector3();
+				return function panCamera() {
+
+					mouseChange.copy( _panEnd ).sub( _panStart );
+
+					if ( mouseChange.lengthSq() ) {
+
+						if ( scope.object.isOrthographicCamera ) {
+
+							const scale_x = ( scope.object.right - scope.object.left ) / scope.object.zoom / scope.domElement.clientWidth;
+							const scale_y = ( scope.object.top - scope.object.bottom ) / scope.object.zoom / scope.domElement.clientWidth;
+							mouseChange.x *= scale_x;
+							mouseChange.y *= scale_y;
+
+						}
+
+						mouseChange.multiplyScalar( _eye.length() * scope.panSpeed );
+						pan.copy( _eye ).cross( scope.object.up ).setLength( mouseChange.x );
+						pan.add( objectUp.copy( scope.object.up ).setLength( mouseChange.y ) );
+						scope.object.position.add( pan );
+						scope.target.add( pan );
+
+						if ( scope.staticMoving ) {
+
+							_panStart.copy( _panEnd );
+
+						} else {
+
+							_panStart.add( mouseChange.subVectors( _panEnd, _panStart ).multiplyScalar( scope.dynamicDampingFactor ) );
+
+						}
+
+					}
+
+				};
+
+			}();
+
+			this.checkDistances = function () {
+
+				if ( ! scope.noZoom || ! scope.noPan ) {
+
+					if ( _eye.lengthSq() > scope.maxDistance * scope.maxDistance ) {
+
+						scope.object.position.addVectors( scope.target, _eye.setLength( scope.maxDistance ) );
+
+						_zoomStart.copy( _zoomEnd );
+
+					}
+
+					if ( _eye.lengthSq() < scope.minDistance * scope.minDistance ) {
+
+						scope.object.position.addVectors( scope.target, _eye.setLength( scope.minDistance ) );
+
+						_zoomStart.copy( _zoomEnd );
+
+					}
+
+				}
+
+			};
+
+			this.update = function () {
+
+				_eye.subVectors( scope.object.position, scope.target );
+
+				if ( ! scope.noRotate ) {
+
+					scope.rotateCamera();
+
+				}
+
+				if ( ! scope.noZoom ) {
+
+					scope.zoomCamera();
+
+				}
+
+				if ( ! scope.noPan ) {
+
+					scope.panCamera();
+
+				}
+
+				scope.object.position.addVectors( scope.target, _eye );
+
+				if ( scope.object.isPerspectiveCamera ) {
+
+					scope.checkDistances();
+					scope.object.lookAt( scope.target );
+
+					if ( lastPosition.distanceToSquared( scope.object.position ) > EPS ) {
+
+						scope.dispatchEvent( _changeEvent );
+						lastPosition.copy( scope.object.position );
+
+					}
+
+				} else if ( scope.object.isOrthographicCamera ) {
+
+					scope.object.lookAt( scope.target );
+
+					if ( lastPosition.distanceToSquared( scope.object.position ) > EPS || lastZoom !== scope.object.zoom ) {
+
+						scope.dispatchEvent( _changeEvent );
+						lastPosition.copy( scope.object.position );
+						lastZoom = scope.object.zoom;
+
+					}
+
+				} else {
+
+					console.warn( 'THREE.TrackballControls: Unsupported camera type' );
+
+				}
+
+			};
+
+			this.reset = function () {
+
+				_state = STATE.NONE;
+				_keyState = STATE.NONE;
+				scope.target.copy( scope.target0 );
+				scope.object.position.copy( scope.position0 );
+				scope.object.up.copy( scope.up0 );
+				scope.object.zoom = scope.zoom0;
+				scope.object.updateProjectionMatrix();
+
+				_eye.subVectors( scope.object.position, scope.target );
+
+				scope.object.lookAt( scope.target );
+				scope.dispatchEvent( _changeEvent );
+				lastPosition.copy( scope.object.position );
+				lastZoom = scope.object.zoom;
+
+			}; // listeners
+
+
+			function onPointerDown( event ) {
+
+				if ( scope.enabled === false ) return;
+
+				if ( _pointers.length === 0 ) {
+
+					scope.domElement.setPointerCapture( event.pointerId );
+					scope.domElement.addEventListener( 'pointermove', onPointerMove );
+					scope.domElement.addEventListener( 'pointerup', onPointerUp );
+
+				} //
+
+
+				addPointer( event );
+
+				if ( event.pointerType === 'touch' ) {
+
+					onTouchStart( event );
+
+				} else {
+
+					onMouseDown( event );
+
+				}
+
+			}
+
+			function onPointerMove( event ) {
+
+				if ( scope.enabled === false ) return;
+
+				if ( event.pointerType === 'touch' ) {
+
+					onTouchMove( event );
+
+				} else {
+
+					onMouseMove( event );
+
+				}
+
+			}
+
+			function onPointerUp( event ) {
+
+				if ( scope.enabled === false ) return;
+
+				if ( event.pointerType === 'touch' ) {
+
+					onTouchEnd( event );
+
+				} else {
+
+					onMouseUp();
+
+				} //
+
+
+				removePointer( event );
+
+				if ( _pointers.length === 0 ) {
+
+					scope.domElement.releasePointerCapture( event.pointerId );
+					scope.domElement.removeEventListener( 'pointermove', onPointerMove );
+					scope.domElement.removeEventListener( 'pointerup', onPointerUp );
+
+				}
+
+			}
+
+			function onPointerCancel( event ) {
+
+				removePointer( event );
+
+			}
+
+			function keydown( event ) {
+
+				if ( scope.enabled === false ) return;
+				window.removeEventListener( 'keydown', keydown );
+
+				if ( _keyState !== STATE.NONE ) {
+
+					return;
+
+				} else if ( event.code === scope.keys[ STATE.ROTATE ] && ! scope.noRotate ) {
+
+					_keyState = STATE.ROTATE;
+
+				} else if ( event.code === scope.keys[ STATE.ZOOM ] && ! scope.noZoom ) {
+
+					_keyState = STATE.ZOOM;
+
+				} else if ( event.code === scope.keys[ STATE.PAN ] && ! scope.noPan ) {
+
+					_keyState = STATE.PAN;
+
+				}
+
+			}
+
+			function keyup() {
+
+				if ( scope.enabled === false ) return;
+				_keyState = STATE.NONE;
+				window.addEventListener( 'keydown', keydown );
+
+			}
+
+			function onMouseDown( event ) {
+
+				if ( _state === STATE.NONE ) {
+
+					switch ( event.button ) {
+
+						case scope.mouseButtons.LEFT:
+							_state = STATE.ROTATE;
+							break;
+
+						case scope.mouseButtons.MIDDLE:
+							_state = STATE.ZOOM;
+							break;
+
+						case scope.mouseButtons.RIGHT:
+							_state = STATE.PAN;
+							break;
+
+					}
+
+				}
+
+				const state = _keyState !== STATE.NONE ? _keyState : _state;
+
+				if ( state === STATE.ROTATE && ! scope.noRotate ) {
+
+					_moveCurr.copy( getMouseOnCircle( event.pageX, event.pageY ) );
+
+					_movePrev.copy( _moveCurr );
+
+				} else if ( state === STATE.ZOOM && ! scope.noZoom ) {
+
+					_zoomStart.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+
+					_zoomEnd.copy( _zoomStart );
+
+				} else if ( state === STATE.PAN && ! scope.noPan ) {
+
+					_panStart.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+
+					_panEnd.copy( _panStart );
+
+				}
+
+				scope.dispatchEvent( _startEvent );
+
+			}
+
+			function onMouseMove( event ) {
+
+				const state = _keyState !== STATE.NONE ? _keyState : _state;
+
+				if ( state === STATE.ROTATE && ! scope.noRotate ) {
+
+					_movePrev.copy( _moveCurr );
+
+					_moveCurr.copy( getMouseOnCircle( event.pageX, event.pageY ) );
+
+				} else if ( state === STATE.ZOOM && ! scope.noZoom ) {
+
+					_zoomEnd.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+
+				} else if ( state === STATE.PAN && ! scope.noPan ) {
+
+					_panEnd.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+
+				}
+
+			}
+
+			function onMouseUp() {
+
+				_state = STATE.NONE;
+				scope.dispatchEvent( _endEvent );
+
+			}
+
+			function onMouseWheel( event ) {
+
+				if ( scope.enabled === false ) return;
+				if ( scope.noZoom === true ) return;
+				event.preventDefault();
+
+				switch ( event.deltaMode ) {
+
+					case 2:
+						// Zoom in pages
+						_zoomStart.y -= event.deltaY * 0.025;
+						break;
+
+					case 1:
+						// Zoom in lines
+						_zoomStart.y -= event.deltaY * 0.01;
+						break;
+
+					default:
+						// undefined, 0, assume pixels
+						_zoomStart.y -= event.deltaY * 0.00025;
+						break;
+
+				}
+
+				scope.dispatchEvent( _startEvent );
+				scope.dispatchEvent( _endEvent );
+
+			}
+
+			function onTouchStart( event ) {
+
+				trackPointer( event );
+
+				switch ( _pointers.length ) {
+
+					case 1:
+						_state = STATE.TOUCH_ROTATE;
+
+						_moveCurr.copy( getMouseOnCircle( _pointers[ 0 ].pageX, _pointers[ 0 ].pageY ) );
+
+						_movePrev.copy( _moveCurr );
+
+						break;
+
+					default:
+						// 2 or more
+						_state = STATE.TOUCH_ZOOM_PAN;
+						const dx = _pointers[ 0 ].pageX - _pointers[ 1 ].pageX;
+						const dy = _pointers[ 0 ].pageY - _pointers[ 1 ].pageY;
+						_touchZoomDistanceEnd = _touchZoomDistanceStart = Math.sqrt( dx * dx + dy * dy );
+						const x = ( _pointers[ 0 ].pageX + _pointers[ 1 ].pageX ) / 2;
+						const y = ( _pointers[ 0 ].pageY + _pointers[ 1 ].pageY ) / 2;
+
+						_panStart.copy( getMouseOnScreen( x, y ) );
+
+						_panEnd.copy( _panStart );
+
+						break;
+
+				}
+
+				scope.dispatchEvent( _startEvent );
+
+			}
+
+			function onTouchMove( event ) {
+
+				trackPointer( event );
+
+				switch ( _pointers.length ) {
+
+					case 1:
+						_movePrev.copy( _moveCurr );
+
+						_moveCurr.copy( getMouseOnCircle( event.pageX, event.pageY ) );
+
+						break;
+
+					default:
+						// 2 or more
+						const position = getSecondPointerPosition( event );
+						const dx = event.pageX - position.x;
+						const dy = event.pageY - position.y;
+						_touchZoomDistanceEnd = Math.sqrt( dx * dx + dy * dy );
+						const x = ( event.pageX + position.x ) / 2;
+						const y = ( event.pageY + position.y ) / 2;
+
+						_panEnd.copy( getMouseOnScreen( x, y ) );
+
+						break;
+
+				}
+
+			}
+
+			function onTouchEnd( event ) {
+
+				switch ( _pointers.length ) {
+
+					case 0:
+						_state = STATE.NONE;
+						break;
+
+					case 1:
+						_state = STATE.TOUCH_ROTATE;
+
+						_moveCurr.copy( getMouseOnCircle( event.pageX, event.pageY ) );
+
+						_movePrev.copy( _moveCurr );
+
+						break;
+
+					case 2:
+						_state = STATE.TOUCH_ZOOM_PAN;
+
+						_moveCurr.copy( getMouseOnCircle( event.pageX - _movePrev.pageX, event.pageY - _movePrev.pageY ) );
+
+						_movePrev.copy( _moveCurr );
+
+						break;
+
+				}
+
+				scope.dispatchEvent( _endEvent );
+
+			}
+
+			function contextmenu( event ) {
+
+				if ( scope.enabled === false ) return;
+				event.preventDefault();
+
+			}
+
+			function addPointer( event ) {
+
+				_pointers.push( event );
+
+			}
+
+			function removePointer( event ) {
+
+				delete _pointerPositions[ event.pointerId ];
+
+				for ( let i = 0; i < _pointers.length; i ++ ) {
+
+					if ( _pointers[ i ].pointerId == event.pointerId ) {
+
+						_pointers.splice( i, 1 );
+
+						return;
+
+					}
+
+				}
+
+			}
+
+			function trackPointer( event ) {
+
+				let position = _pointerPositions[ event.pointerId ];
+
+				if ( position === undefined ) {
+
+					position = new THREE.Vector2();
+					_pointerPositions[ event.pointerId ] = position;
+
+				}
+
+				position.set( event.pageX, event.pageY );
+
+			}
+
+			function getSecondPointerPosition( event ) {
+
+				const pointer = event.pointerId === _pointers[ 0 ].pointerId ? _pointers[ 1 ] : _pointers[ 0 ];
+				return _pointerPositions[ pointer.pointerId ];
+
+			}
+
+			this.dispose = function () {
+
+				scope.domElement.removeEventListener( 'contextmenu', contextmenu );
+				scope.domElement.removeEventListener( 'pointerdown', onPointerDown );
+				scope.domElement.removeEventListener( 'pointercancel', onPointerCancel );
+				scope.domElement.removeEventListener( 'wheel', onMouseWheel );
+				scope.domElement.removeEventListener( 'pointermove', onPointerMove );
+				scope.domElement.removeEventListener( 'pointerup', onPointerUp );
+				window.removeEventListener( 'keydown', keydown );
+				window.removeEventListener( 'keyup', keyup );
+
+			};
+
+			this.domElement.addEventListener( 'contextmenu', contextmenu );
+			this.domElement.addEventListener( 'pointerdown', onPointerDown );
+			this.domElement.addEventListener( 'pointercancel', onPointerCancel );
+			this.domElement.addEventListener( 'wheel', onMouseWheel, {
+				passive: false
+			} );
+			window.addEventListener( 'keydown', keydown );
+			window.addEventListener( 'keyup', keyup );
+			this.handleResize(); // force an update at start
+
+			this.update();
+
+		}
+
+	}
+
+	THREE.TrackballControls = TrackballControls;
+
+} )();