1574 lines
		
	
	
		
			40 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
		
		
			
		
	
	
			1574 lines
		
	
	
		
			40 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
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								import {
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									BoxGeometry,
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									BufferGeometry,
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									CylinderGeometry,
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									DoubleSide,
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									Euler,
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									Float32BufferAttribute,
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									Line,
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									LineBasicMaterial,
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									Matrix4,
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									Mesh,
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									MeshBasicMaterial,
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									Object3D,
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									OctahedronGeometry,
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									PlaneGeometry,
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									Quaternion,
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									Raycaster,
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									SphereGeometry,
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									TorusGeometry,
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									Vector3
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								} from 'three';
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								const _raycaster = new Raycaster();
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								const _tempVector = new Vector3();
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								const _tempVector2 = new Vector3();
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								const _tempQuaternion = new Quaternion();
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								const _unit = {
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									X: new Vector3( 1, 0, 0 ),
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									Y: new Vector3( 0, 1, 0 ),
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									Z: new Vector3( 0, 0, 1 )
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								};
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								const _changeEvent = { type: 'change' };
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								const _mouseDownEvent = { type: 'mouseDown' };
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								const _mouseUpEvent = { type: 'mouseUp', mode: null };
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								const _objectChangeEvent = { type: 'objectChange' };
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								class TransformControls extends Object3D {
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									constructor( camera, domElement ) {
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										super();
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										if ( domElement === undefined ) {
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											console.warn( 'THREE.TransformControls: The second parameter "domElement" is now mandatory.' );
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											domElement = document;
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										}
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										this.isTransformControls = true;
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										this.visible = false;
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										this.domElement = domElement;
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										this.domElement.style.touchAction = 'none'; // disable touch scroll
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										const _gizmo = new TransformControlsGizmo();
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										this._gizmo = _gizmo;
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										this.add( _gizmo );
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										const _plane = new TransformControlsPlane();
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										this._plane = _plane;
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										this.add( _plane );
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										const scope = this;
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										// Defined getter, setter and store for a property
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										function defineProperty( propName, defaultValue ) {
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											let propValue = defaultValue;
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											Object.defineProperty( scope, propName, {
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												get: function () {
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													return propValue !== undefined ? propValue : defaultValue;
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												},
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												set: function ( value ) {
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													if ( propValue !== value ) {
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														propValue = value;
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														_plane[ propName ] = value;
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														_gizmo[ propName ] = value;
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														scope.dispatchEvent( { type: propName + '-changed', value: value } );
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														scope.dispatchEvent( _changeEvent );
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													}
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												}
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											} );
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											scope[ propName ] = defaultValue;
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											_plane[ propName ] = defaultValue;
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											_gizmo[ propName ] = defaultValue;
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										}
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										// Define properties with getters/setter
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										// Setting the defined property will automatically trigger change event
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										// Defined properties are passed down to gizmo and plane
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										defineProperty( 'camera', camera );
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										defineProperty( 'object', undefined );
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										defineProperty( 'enabled', true );
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										defineProperty( 'axis', null );
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										defineProperty( 'mode', 'translate' );
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										defineProperty( 'translationSnap', null );
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										defineProperty( 'rotationSnap', null );
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										defineProperty( 'scaleSnap', null );
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										defineProperty( 'space', 'world' );
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										defineProperty( 'size', 1 );
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										defineProperty( 'dragging', false );
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										defineProperty( 'showX', true );
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										defineProperty( 'showY', true );
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										defineProperty( 'showZ', true );
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										// Reusable utility variables
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										const worldPosition = new Vector3();
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										const worldPositionStart = new Vector3();
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										const worldQuaternion = new Quaternion();
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										const worldQuaternionStart = new Quaternion();
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										const cameraPosition = new Vector3();
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										const cameraQuaternion = new Quaternion();
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										const pointStart = new Vector3();
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										const pointEnd = new Vector3();
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										const rotationAxis = new Vector3();
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										const rotationAngle = 0;
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										const eye = new Vector3();
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										// TODO: remove properties unused in plane and gizmo
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										defineProperty( 'worldPosition', worldPosition );
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										defineProperty( 'worldPositionStart', worldPositionStart );
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										defineProperty( 'worldQuaternion', worldQuaternion );
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										defineProperty( 'worldQuaternionStart', worldQuaternionStart );
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										defineProperty( 'cameraPosition', cameraPosition );
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										defineProperty( 'cameraQuaternion', cameraQuaternion );
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										defineProperty( 'pointStart', pointStart );
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										defineProperty( 'pointEnd', pointEnd );
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										defineProperty( 'rotationAxis', rotationAxis );
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										defineProperty( 'rotationAngle', rotationAngle );
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										defineProperty( 'eye', eye );
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										this._offset = new Vector3();
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										this._startNorm = new Vector3();
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										this._endNorm = new Vector3();
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										this._cameraScale = new Vector3();
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										this._parentPosition = new Vector3();
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										this._parentQuaternion = new Quaternion();
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										this._parentQuaternionInv = new Quaternion();
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										this._parentScale = new Vector3();
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										this._worldScaleStart = new Vector3();
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										this._worldQuaternionInv = new Quaternion();
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										this._worldScale = new Vector3();
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										this._positionStart = new Vector3();
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										this._quaternionStart = new Quaternion();
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										this._scaleStart = new Vector3();
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										this._getPointer = getPointer.bind( this );
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										this._onPointerDown = onPointerDown.bind( this );
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										this._onPointerHover = onPointerHover.bind( this );
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										this._onPointerMove = onPointerMove.bind( this );
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										this._onPointerUp = onPointerUp.bind( this );
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										this.domElement.addEventListener( 'pointerdown', this._onPointerDown );
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										this.domElement.addEventListener( 'pointermove', this._onPointerHover );
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										this.domElement.addEventListener( 'pointerup', this._onPointerUp );
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									}
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									// updateMatrixWorld updates key transformation variables
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									updateMatrixWorld( force ) {
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										if ( this.object !== undefined ) {
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											this.object.updateMatrixWorld();
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											if ( this.object.parent === null ) {
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												console.error( 'TransformControls: The attached 3D object must be a part of the scene graph.' );
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											} else {
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												this.object.parent.matrixWorld.decompose( this._parentPosition, this._parentQuaternion, this._parentScale );
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											}
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											this.object.matrixWorld.decompose( this.worldPosition, this.worldQuaternion, this._worldScale );
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											this._parentQuaternionInv.copy( this._parentQuaternion ).invert();
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											this._worldQuaternionInv.copy( this.worldQuaternion ).invert();
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										}
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										this.camera.updateMatrixWorld();
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										this.camera.matrixWorld.decompose( this.cameraPosition, this.cameraQuaternion, this._cameraScale );
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										if ( this.camera.isOrthographicCamera ) {
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											this.camera.getWorldDirection( this.eye ).negate();
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										} else {
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											this.eye.copy( this.cameraPosition ).sub( this.worldPosition ).normalize();
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										}
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										super.updateMatrixWorld( force );
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									}
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									pointerHover( pointer ) {
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										if ( this.object === undefined || this.dragging === true ) return;
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										if ( pointer !== null ) _raycaster.setFromCamera( pointer, this.camera );
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										const intersect = intersectObjectWithRay( this._gizmo.picker[ this.mode ], _raycaster );
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										if ( intersect ) {
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											this.axis = intersect.object.name;
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										} else {
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											this.axis = null;
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										}
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									}
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									pointerDown( pointer ) {
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										if ( this.object === undefined || this.dragging === true || ( pointer != null && pointer.button !== 0 ) ) return;
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										if ( this.axis !== null ) {
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											if ( pointer !== null ) _raycaster.setFromCamera( pointer, this.camera );
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											const planeIntersect = intersectObjectWithRay( this._plane, _raycaster, true );
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											if ( planeIntersect ) {
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												this.object.updateMatrixWorld();
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												this.object.parent.updateMatrixWorld();
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												this._positionStart.copy( this.object.position );
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												this._quaternionStart.copy( this.object.quaternion );
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												this._scaleStart.copy( this.object.scale );
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												this.object.matrixWorld.decompose( this.worldPositionStart, this.worldQuaternionStart, this._worldScaleStart );
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												this.pointStart.copy( planeIntersect.point ).sub( this.worldPositionStart );
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											}
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											this.dragging = true;
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											_mouseDownEvent.mode = this.mode;
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											this.dispatchEvent( _mouseDownEvent );
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										}
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									}
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									pointerMove( pointer ) {
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										const axis = this.axis;
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										const mode = this.mode;
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										const object = this.object;
							 | 
						||
| 
								 | 
							
										let space = this.space;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( mode === 'scale' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											space = 'local';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										} else if ( axis === 'E' || axis === 'XYZE' || axis === 'XYZ' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											space = 'world';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( object === undefined || axis === null || this.dragging === false || ( pointer !== null && pointer.button !== - 1 ) ) return;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( pointer !== null ) _raycaster.setFromCamera( pointer, this.camera );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const planeIntersect = intersectObjectWithRay( this._plane, _raycaster, true );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( ! planeIntersect ) return;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.pointEnd.copy( planeIntersect.point ).sub( this.worldPositionStart );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( mode === 'translate' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											// Apply translate
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											this._offset.copy( this.pointEnd ).sub( this.pointStart );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( space === 'local' && axis !== 'XYZ' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												this._offset.applyQuaternion( this._worldQuaternionInv );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( axis.indexOf( 'X' ) === - 1 ) this._offset.x = 0;
							 | 
						||
| 
								 | 
							
											if ( axis.indexOf( 'Y' ) === - 1 ) this._offset.y = 0;
							 | 
						||
| 
								 | 
							
											if ( axis.indexOf( 'Z' ) === - 1 ) this._offset.z = 0;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( space === 'local' && axis !== 'XYZ' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												this._offset.applyQuaternion( this._quaternionStart ).divide( this._parentScale );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											} else {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												this._offset.applyQuaternion( this._parentQuaternionInv ).divide( this._parentScale );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											object.position.copy( this._offset ).add( this._positionStart );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											// Apply translation snap
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( this.translationSnap ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( space === 'local' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													object.position.applyQuaternion( _tempQuaternion.copy( this._quaternionStart ).invert() );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( axis.search( 'X' ) !== - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														object.position.x = Math.round( object.position.x / this.translationSnap ) * this.translationSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( axis.search( 'Y' ) !== - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														object.position.y = Math.round( object.position.y / this.translationSnap ) * this.translationSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( axis.search( 'Z' ) !== - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														object.position.z = Math.round( object.position.z / this.translationSnap ) * this.translationSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													object.position.applyQuaternion( this._quaternionStart );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( space === 'world' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( object.parent ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														object.position.add( _tempVector.setFromMatrixPosition( object.parent.matrixWorld ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( axis.search( 'X' ) !== - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														object.position.x = Math.round( object.position.x / this.translationSnap ) * this.translationSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( axis.search( 'Y' ) !== - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														object.position.y = Math.round( object.position.y / this.translationSnap ) * this.translationSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( axis.search( 'Z' ) !== - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														object.position.z = Math.round( object.position.z / this.translationSnap ) * this.translationSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( object.parent ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														object.position.sub( _tempVector.setFromMatrixPosition( object.parent.matrixWorld ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										} else if ( mode === 'scale' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( axis.search( 'XYZ' ) !== - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												let d = this.pointEnd.length() / this.pointStart.length();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( this.pointEnd.dot( this.pointStart ) < 0 ) d *= - 1;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												_tempVector2.set( d, d, d );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											} else {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												_tempVector.copy( this.pointStart );
							 | 
						||
| 
								 | 
							
												_tempVector2.copy( this.pointEnd );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												_tempVector.applyQuaternion( this._worldQuaternionInv );
							 | 
						||
| 
								 | 
							
												_tempVector2.applyQuaternion( this._worldQuaternionInv );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												_tempVector2.divide( _tempVector );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( axis.search( 'X' ) === - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													_tempVector2.x = 1;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( axis.search( 'Y' ) === - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													_tempVector2.y = 1;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( axis.search( 'Z' ) === - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													_tempVector2.z = 1;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											// Apply scale
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											object.scale.copy( this._scaleStart ).multiply( _tempVector2 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( this.scaleSnap ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( axis.search( 'X' ) !== - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													object.scale.x = Math.round( object.scale.x / this.scaleSnap ) * this.scaleSnap || this.scaleSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( axis.search( 'Y' ) !== - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													object.scale.y = Math.round( object.scale.y / this.scaleSnap ) * this.scaleSnap || this.scaleSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( axis.search( 'Z' ) !== - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													object.scale.z = Math.round( object.scale.z / this.scaleSnap ) * this.scaleSnap || this.scaleSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										} else if ( mode === 'rotate' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											this._offset.copy( this.pointEnd ).sub( this.pointStart );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											const ROTATION_SPEED = 20 / this.worldPosition.distanceTo( _tempVector.setFromMatrixPosition( this.camera.matrixWorld ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											let _inPlaneRotation = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( axis === 'XYZE' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												this.rotationAxis.copy( this._offset ).cross( this.eye ).normalize();
							 | 
						||
| 
								 | 
							
												this.rotationAngle = this._offset.dot( _tempVector.copy( this.rotationAxis ).cross( this.eye ) ) * ROTATION_SPEED;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											} else if ( axis === 'X' || axis === 'Y' || axis === 'Z' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												this.rotationAxis.copy( _unit[ axis ] );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												_tempVector.copy( _unit[ axis ] );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( space === 'local' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													_tempVector.applyQuaternion( this.worldQuaternion );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												_tempVector.cross( this.eye );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												// When _tempVector is 0 after cross with this.eye the vectors are parallel and should use in-plane rotation logic.
							 | 
						||
| 
								 | 
							
												if ( _tempVector.length() === 0 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													_inPlaneRotation = true;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												} else {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													this.rotationAngle = this._offset.dot( _tempVector.normalize() ) * ROTATION_SPEED;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( axis === 'E' || _inPlaneRotation ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												this.rotationAxis.copy( this.eye );
							 | 
						||
| 
								 | 
							
												this.rotationAngle = this.pointEnd.angleTo( this.pointStart );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												this._startNorm.copy( this.pointStart ).normalize();
							 | 
						||
| 
								 | 
							
												this._endNorm.copy( this.pointEnd ).normalize();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												this.rotationAngle *= ( this._endNorm.cross( this._startNorm ).dot( this.eye ) < 0 ? 1 : - 1 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											// Apply rotation snap
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( this.rotationSnap ) this.rotationAngle = Math.round( this.rotationAngle / this.rotationSnap ) * this.rotationSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											// Apply rotate
							 | 
						||
| 
								 | 
							
											if ( space === 'local' && axis !== 'E' && axis !== 'XYZE' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												object.quaternion.copy( this._quaternionStart );
							 | 
						||
| 
								 | 
							
												object.quaternion.multiply( _tempQuaternion.setFromAxisAngle( this.rotationAxis, this.rotationAngle ) ).normalize();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											} else {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												this.rotationAxis.applyQuaternion( this._parentQuaternionInv );
							 | 
						||
| 
								 | 
							
												object.quaternion.copy( _tempQuaternion.setFromAxisAngle( this.rotationAxis, this.rotationAngle ) );
							 | 
						||
| 
								 | 
							
												object.quaternion.multiply( this._quaternionStart ).normalize();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.dispatchEvent( _changeEvent );
							 | 
						||
| 
								 | 
							
										this.dispatchEvent( _objectChangeEvent );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									pointerUp( pointer ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( pointer !== null && pointer.button !== 0 ) return;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( this.dragging && ( this.axis !== null ) ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											_mouseUpEvent.mode = this.mode;
							 | 
						||
| 
								 | 
							
											this.dispatchEvent( _mouseUpEvent );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.dragging = false;
							 | 
						||
| 
								 | 
							
										this.axis = null;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									dispose() {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.domElement.removeEventListener( 'pointerdown', this._onPointerDown );
							 | 
						||
| 
								 | 
							
										this.domElement.removeEventListener( 'pointermove', this._onPointerHover );
							 | 
						||
| 
								 | 
							
										this.domElement.removeEventListener( 'pointermove', this._onPointerMove );
							 | 
						||
| 
								 | 
							
										this.domElement.removeEventListener( 'pointerup', this._onPointerUp );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.traverse( function ( child ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( child.geometry ) child.geometry.dispose();
							 | 
						||
| 
								 | 
							
											if ( child.material ) child.material.dispose();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										} );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									// Set current object
							 | 
						||
| 
								 | 
							
									attach( object ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.object = object;
							 | 
						||
| 
								 | 
							
										this.visible = true;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										return this;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									// Detach from object
							 | 
						||
| 
								 | 
							
									detach() {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.object = undefined;
							 | 
						||
| 
								 | 
							
										this.visible = false;
							 | 
						||
| 
								 | 
							
										this.axis = null;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										return this;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									reset() {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( ! this.enabled ) return;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( this.dragging ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											this.object.position.copy( this._positionStart );
							 | 
						||
| 
								 | 
							
											this.object.quaternion.copy( this._quaternionStart );
							 | 
						||
| 
								 | 
							
											this.object.scale.copy( this._scaleStart );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											this.dispatchEvent( _changeEvent );
							 | 
						||
| 
								 | 
							
											this.dispatchEvent( _objectChangeEvent );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											this.pointStart.copy( this.pointEnd );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									getRaycaster() {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										return _raycaster;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									// TODO: deprecate
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									getMode() {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										return this.mode;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									setMode( mode ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.mode = mode;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									setTranslationSnap( translationSnap ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.translationSnap = translationSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									setRotationSnap( rotationSnap ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.rotationSnap = rotationSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									setScaleSnap( scaleSnap ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.scaleSnap = scaleSnap;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									setSize( size ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.size = size;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									setSpace( space ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.space = space;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								// mouse / touch event handlers
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								function getPointer( event ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									if ( this.domElement.ownerDocument.pointerLockElement ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										return {
							 | 
						||
| 
								 | 
							
											x: 0,
							 | 
						||
| 
								 | 
							
											y: 0,
							 | 
						||
| 
								 | 
							
											button: event.button
							 | 
						||
| 
								 | 
							
										};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									} else {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const rect = this.domElement.getBoundingClientRect();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										return {
							 | 
						||
| 
								 | 
							
											x: ( event.clientX - rect.left ) / rect.width * 2 - 1,
							 | 
						||
| 
								 | 
							
											y: - ( event.clientY - rect.top ) / rect.height * 2 + 1,
							 | 
						||
| 
								 | 
							
											button: event.button
							 | 
						||
| 
								 | 
							
										};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								function onPointerHover( event ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									if ( ! this.enabled ) return;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									switch ( event.pointerType ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										case 'mouse':
							 | 
						||
| 
								 | 
							
										case 'pen':
							 | 
						||
| 
								 | 
							
											this.pointerHover( this._getPointer( event ) );
							 | 
						||
| 
								 | 
							
											break;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								function onPointerDown( event ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									if ( ! this.enabled ) return;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									if ( ! document.pointerLockElement ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.domElement.setPointerCapture( event.pointerId );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									this.domElement.addEventListener( 'pointermove', this._onPointerMove );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									this.pointerHover( this._getPointer( event ) );
							 | 
						||
| 
								 | 
							
									this.pointerDown( this._getPointer( event ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								function onPointerMove( event ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									if ( ! this.enabled ) return;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									this.pointerMove( this._getPointer( event ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								function onPointerUp( event ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									if ( ! this.enabled ) return;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									this.domElement.releasePointerCapture( event.pointerId );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									this.domElement.removeEventListener( 'pointermove', this._onPointerMove );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									this.pointerUp( this._getPointer( event ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								function intersectObjectWithRay( object, raycaster, includeInvisible ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									const allIntersections = raycaster.intersectObject( object, true );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									for ( let i = 0; i < allIntersections.length; i ++ ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( allIntersections[ i ].object.visible || includeInvisible ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											return allIntersections[ i ];
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									return false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								//
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								// Reusable utility variables
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								const _tempEuler = new Euler();
							 | 
						||
| 
								 | 
							
								const _alignVector = new Vector3( 0, 1, 0 );
							 | 
						||
| 
								 | 
							
								const _zeroVector = new Vector3( 0, 0, 0 );
							 | 
						||
| 
								 | 
							
								const _lookAtMatrix = new Matrix4();
							 | 
						||
| 
								 | 
							
								const _tempQuaternion2 = new Quaternion();
							 | 
						||
| 
								 | 
							
								const _identityQuaternion = new Quaternion();
							 | 
						||
| 
								 | 
							
								const _dirVector = new Vector3();
							 | 
						||
| 
								 | 
							
								const _tempMatrix = new Matrix4();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								const _unitX = new Vector3( 1, 0, 0 );
							 | 
						||
| 
								 | 
							
								const _unitY = new Vector3( 0, 1, 0 );
							 | 
						||
| 
								 | 
							
								const _unitZ = new Vector3( 0, 0, 1 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								const _v1 = new Vector3();
							 | 
						||
| 
								 | 
							
								const _v2 = new Vector3();
							 | 
						||
| 
								 | 
							
								const _v3 = new Vector3();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								class TransformControlsGizmo extends Object3D {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									constructor() {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										super();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.isTransformControlsGizmo = true;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.type = 'TransformControlsGizmo';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										// shared materials
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const gizmoMaterial = new MeshBasicMaterial( {
							 | 
						||
| 
								 | 
							
											depthTest: false,
							 | 
						||
| 
								 | 
							
											depthWrite: false,
							 | 
						||
| 
								 | 
							
											fog: false,
							 | 
						||
| 
								 | 
							
											toneMapped: false,
							 | 
						||
| 
								 | 
							
											transparent: true
							 | 
						||
| 
								 | 
							
										} );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const gizmoLineMaterial = new LineBasicMaterial( {
							 | 
						||
| 
								 | 
							
											depthTest: false,
							 | 
						||
| 
								 | 
							
											depthWrite: false,
							 | 
						||
| 
								 | 
							
											fog: false,
							 | 
						||
| 
								 | 
							
											toneMapped: false,
							 | 
						||
| 
								 | 
							
											transparent: true
							 | 
						||
| 
								 | 
							
										} );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										// Make unique material for each axis/color
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matInvisible = gizmoMaterial.clone();
							 | 
						||
| 
								 | 
							
										matInvisible.opacity = 0.15;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matHelper = gizmoLineMaterial.clone();
							 | 
						||
| 
								 | 
							
										matHelper.opacity = 0.5;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matRed = gizmoMaterial.clone();
							 | 
						||
| 
								 | 
							
										matRed.color.setHex( 0xff0000 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matGreen = gizmoMaterial.clone();
							 | 
						||
| 
								 | 
							
										matGreen.color.setHex( 0x00ff00 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matBlue = gizmoMaterial.clone();
							 | 
						||
| 
								 | 
							
										matBlue.color.setHex( 0x0000ff );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matRedTransparent = gizmoMaterial.clone();
							 | 
						||
| 
								 | 
							
										matRedTransparent.color.setHex( 0xff0000 );
							 | 
						||
| 
								 | 
							
										matRedTransparent.opacity = 0.5;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matGreenTransparent = gizmoMaterial.clone();
							 | 
						||
| 
								 | 
							
										matGreenTransparent.color.setHex( 0x00ff00 );
							 | 
						||
| 
								 | 
							
										matGreenTransparent.opacity = 0.5;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matBlueTransparent = gizmoMaterial.clone();
							 | 
						||
| 
								 | 
							
										matBlueTransparent.color.setHex( 0x0000ff );
							 | 
						||
| 
								 | 
							
										matBlueTransparent.opacity = 0.5;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matWhiteTransparent = gizmoMaterial.clone();
							 | 
						||
| 
								 | 
							
										matWhiteTransparent.opacity = 0.25;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matYellowTransparent = gizmoMaterial.clone();
							 | 
						||
| 
								 | 
							
										matYellowTransparent.color.setHex( 0xffff00 );
							 | 
						||
| 
								 | 
							
										matYellowTransparent.opacity = 0.25;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matYellow = gizmoMaterial.clone();
							 | 
						||
| 
								 | 
							
										matYellow.color.setHex( 0xffff00 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const matGray = gizmoMaterial.clone();
							 | 
						||
| 
								 | 
							
										matGray.color.setHex( 0x787878 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										// reusable geometry
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const arrowGeometry = new CylinderGeometry( 0, 0.04, 0.1, 12 );
							 | 
						||
| 
								 | 
							
										arrowGeometry.translate( 0, 0.05, 0 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const scaleHandleGeometry = new BoxGeometry( 0.08, 0.08, 0.08 );
							 | 
						||
| 
								 | 
							
										scaleHandleGeometry.translate( 0, 0.04, 0 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const lineGeometry = new BufferGeometry();
							 | 
						||
| 
								 | 
							
										lineGeometry.setAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0,	1, 0, 0 ], 3 ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const lineGeometry2 = new CylinderGeometry( 0.0075, 0.0075, 0.5, 3 );
							 | 
						||
| 
								 | 
							
										lineGeometry2.translate( 0, 0.25, 0 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										function CircleGeometry( radius, arc ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											const geometry = new TorusGeometry( radius, 0.0075, 3, 64, arc * Math.PI * 2 );
							 | 
						||
| 
								 | 
							
											geometry.rotateY( Math.PI / 2 );
							 | 
						||
| 
								 | 
							
											geometry.rotateX( Math.PI / 2 );
							 | 
						||
| 
								 | 
							
											return geometry;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										// Special geometry for transform helper. If scaled with position vector it spans from [0,0,0] to position
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										function TranslateHelperGeometry() {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											const geometry = new BufferGeometry();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											geometry.setAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 1, 1, 1 ], 3 ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											return geometry;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										// Gizmo definitions - custom hierarchy definitions for setupGizmo() function
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const gizmoTranslate = {
							 | 
						||
| 
								 | 
							
											X: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( arrowGeometry, matRed ), [ 0.5, 0, 0 ], [ 0, 0, - Math.PI / 2 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( arrowGeometry, matRed ), [ - 0.5, 0, 0 ], [ 0, 0, Math.PI / 2 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( lineGeometry2, matRed ), [ 0, 0, 0 ], [ 0, 0, - Math.PI / 2 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Y: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( arrowGeometry, matGreen ), [ 0, 0.5, 0 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( arrowGeometry, matGreen ), [ 0, - 0.5, 0 ], [ Math.PI, 0, 0 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( lineGeometry2, matGreen ) ]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Z: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( arrowGeometry, matBlue ), [ 0, 0, 0.5 ], [ Math.PI / 2, 0, 0 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( arrowGeometry, matBlue ), [ 0, 0, - 0.5 ], [ - Math.PI / 2, 0, 0 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( lineGeometry2, matBlue ), null, [ Math.PI / 2, 0, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XYZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new OctahedronGeometry( 0.1, 0 ), matWhiteTransparent.clone() ), [ 0, 0, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XY: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.15, 0.15, 0.01 ), matBlueTransparent.clone() ), [ 0.15, 0.15, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											YZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.15, 0.15, 0.01 ), matRedTransparent.clone() ), [ 0, 0.15, 0.15 ], [ 0, Math.PI / 2, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.15, 0.15, 0.01 ), matGreenTransparent.clone() ), [ 0.15, 0, 0.15 ], [ - Math.PI / 2, 0, 0 ]]
							 | 
						||
| 
								 | 
							
											]
							 | 
						||
| 
								 | 
							
										};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const pickerTranslate = {
							 | 
						||
| 
								 | 
							
											X: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ 0.3, 0, 0 ], [ 0, 0, - Math.PI / 2 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ - 0.3, 0, 0 ], [ 0, 0, Math.PI / 2 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Y: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ 0, 0.3, 0 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ 0, - 0.3, 0 ], [ 0, 0, Math.PI ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Z: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ 0, 0, 0.3 ], [ Math.PI / 2, 0, 0 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ 0, 0, - 0.3 ], [ - Math.PI / 2, 0, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XYZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new OctahedronGeometry( 0.2, 0 ), matInvisible ) ]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XY: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.2, 0.2, 0.01 ), matInvisible ), [ 0.15, 0.15, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											YZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.2, 0.2, 0.01 ), matInvisible ), [ 0, 0.15, 0.15 ], [ 0, Math.PI / 2, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.2, 0.2, 0.01 ), matInvisible ), [ 0.15, 0, 0.15 ], [ - Math.PI / 2, 0, 0 ]]
							 | 
						||
| 
								 | 
							
											]
							 | 
						||
| 
								 | 
							
										};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const helperTranslate = {
							 | 
						||
| 
								 | 
							
											START: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new OctahedronGeometry( 0.01, 2 ), matHelper ), null, null, null, 'helper' ]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											END: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new OctahedronGeometry( 0.01, 2 ), matHelper ), null, null, null, 'helper' ]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											DELTA: [
							 | 
						||
| 
								 | 
							
												[ new Line( TranslateHelperGeometry(), matHelper ), null, null, null, 'helper' ]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											X: [
							 | 
						||
| 
								 | 
							
												[ new Line( lineGeometry, matHelper.clone() ), [ - 1e3, 0, 0 ], null, [ 1e6, 1, 1 ], 'helper' ]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Y: [
							 | 
						||
| 
								 | 
							
												[ new Line( lineGeometry, matHelper.clone() ), [ 0, - 1e3, 0 ], [ 0, 0, Math.PI / 2 ], [ 1e6, 1, 1 ], 'helper' ]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Z: [
							 | 
						||
| 
								 | 
							
												[ new Line( lineGeometry, matHelper.clone() ), [ 0, 0, - 1e3 ], [ 0, - Math.PI / 2, 0 ], [ 1e6, 1, 1 ], 'helper' ]
							 | 
						||
| 
								 | 
							
											]
							 | 
						||
| 
								 | 
							
										};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const gizmoRotate = {
							 | 
						||
| 
								 | 
							
											XYZE: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( CircleGeometry( 0.5, 1 ), matGray ), null, [ 0, Math.PI / 2, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											X: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( CircleGeometry( 0.5, 0.5 ), matRed ) ]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Y: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( CircleGeometry( 0.5, 0.5 ), matGreen ), null, [ 0, 0, - Math.PI / 2 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Z: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( CircleGeometry( 0.5, 0.5 ), matBlue ), null, [ 0, Math.PI / 2, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											E: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( CircleGeometry( 0.75, 1 ), matYellowTransparent ), null, [ 0, Math.PI / 2, 0 ]]
							 | 
						||
| 
								 | 
							
											]
							 | 
						||
| 
								 | 
							
										};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const helperRotate = {
							 | 
						||
| 
								 | 
							
											AXIS: [
							 | 
						||
| 
								 | 
							
												[ new Line( lineGeometry, matHelper.clone() ), [ - 1e3, 0, 0 ], null, [ 1e6, 1, 1 ], 'helper' ]
							 | 
						||
| 
								 | 
							
											]
							 | 
						||
| 
								 | 
							
										};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const pickerRotate = {
							 | 
						||
| 
								 | 
							
											XYZE: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new SphereGeometry( 0.25, 10, 8 ), matInvisible ) ]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											X: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new TorusGeometry( 0.5, 0.1, 4, 24 ), matInvisible ), [ 0, 0, 0 ], [ 0, - Math.PI / 2, - Math.PI / 2 ]],
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Y: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new TorusGeometry( 0.5, 0.1, 4, 24 ), matInvisible ), [ 0, 0, 0 ], [ Math.PI / 2, 0, 0 ]],
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Z: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new TorusGeometry( 0.5, 0.1, 4, 24 ), matInvisible ), [ 0, 0, 0 ], [ 0, 0, - Math.PI / 2 ]],
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											E: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new TorusGeometry( 0.75, 0.1, 2, 24 ), matInvisible ) ]
							 | 
						||
| 
								 | 
							
											]
							 | 
						||
| 
								 | 
							
										};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const gizmoScale = {
							 | 
						||
| 
								 | 
							
											X: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( scaleHandleGeometry, matRed ), [ 0.5, 0, 0 ], [ 0, 0, - Math.PI / 2 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( lineGeometry2, matRed ), [ 0, 0, 0 ], [ 0, 0, - Math.PI / 2 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( scaleHandleGeometry, matRed ), [ - 0.5, 0, 0 ], [ 0, 0, Math.PI / 2 ]],
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Y: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( scaleHandleGeometry, matGreen ), [ 0, 0.5, 0 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( lineGeometry2, matGreen ) ],
							 | 
						||
| 
								 | 
							
												[ new Mesh( scaleHandleGeometry, matGreen ), [ 0, - 0.5, 0 ], [ 0, 0, Math.PI ]],
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Z: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( scaleHandleGeometry, matBlue ), [ 0, 0, 0.5 ], [ Math.PI / 2, 0, 0 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( lineGeometry2, matBlue ), [ 0, 0, 0 ], [ Math.PI / 2, 0, 0 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( scaleHandleGeometry, matBlue ), [ 0, 0, - 0.5 ], [ - Math.PI / 2, 0, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XY: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.15, 0.15, 0.01 ), matBlueTransparent ), [ 0.15, 0.15, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											YZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.15, 0.15, 0.01 ), matRedTransparent ), [ 0, 0.15, 0.15 ], [ 0, Math.PI / 2, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.15, 0.15, 0.01 ), matGreenTransparent ), [ 0.15, 0, 0.15 ], [ - Math.PI / 2, 0, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XYZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.1, 0.1, 0.1 ), matWhiteTransparent.clone() ) ],
							 | 
						||
| 
								 | 
							
											]
							 | 
						||
| 
								 | 
							
										};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const pickerScale = {
							 | 
						||
| 
								 | 
							
											X: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ 0.3, 0, 0 ], [ 0, 0, - Math.PI / 2 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ - 0.3, 0, 0 ], [ 0, 0, Math.PI / 2 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Y: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ 0, 0.3, 0 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ 0, - 0.3, 0 ], [ 0, 0, Math.PI ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Z: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ 0, 0, 0.3 ], [ Math.PI / 2, 0, 0 ]],
							 | 
						||
| 
								 | 
							
												[ new Mesh( new CylinderGeometry( 0.2, 0, 0.6, 4 ), matInvisible ), [ 0, 0, - 0.3 ], [ - Math.PI / 2, 0, 0 ]]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XY: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.2, 0.2, 0.01 ), matInvisible ), [ 0.15, 0.15, 0 ]],
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											YZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.2, 0.2, 0.01 ), matInvisible ), [ 0, 0.15, 0.15 ], [ 0, Math.PI / 2, 0 ]],
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.2, 0.2, 0.01 ), matInvisible ), [ 0.15, 0, 0.15 ], [ - Math.PI / 2, 0, 0 ]],
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											XYZ: [
							 | 
						||
| 
								 | 
							
												[ new Mesh( new BoxGeometry( 0.2, 0.2, 0.2 ), matInvisible ), [ 0, 0, 0 ]],
							 | 
						||
| 
								 | 
							
											]
							 | 
						||
| 
								 | 
							
										};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const helperScale = {
							 | 
						||
| 
								 | 
							
											X: [
							 | 
						||
| 
								 | 
							
												[ new Line( lineGeometry, matHelper.clone() ), [ - 1e3, 0, 0 ], null, [ 1e6, 1, 1 ], 'helper' ]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Y: [
							 | 
						||
| 
								 | 
							
												[ new Line( lineGeometry, matHelper.clone() ), [ 0, - 1e3, 0 ], [ 0, 0, Math.PI / 2 ], [ 1e6, 1, 1 ], 'helper' ]
							 | 
						||
| 
								 | 
							
											],
							 | 
						||
| 
								 | 
							
											Z: [
							 | 
						||
| 
								 | 
							
												[ new Line( lineGeometry, matHelper.clone() ), [ 0, 0, - 1e3 ], [ 0, - Math.PI / 2, 0 ], [ 1e6, 1, 1 ], 'helper' ]
							 | 
						||
| 
								 | 
							
											]
							 | 
						||
| 
								 | 
							
										};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										// Creates an Object3D with gizmos described in custom hierarchy definition.
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										function setupGizmo( gizmoMap ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											const gizmo = new Object3D();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											for ( const name in gizmoMap ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												for ( let i = gizmoMap[ name ].length; i --; ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													const object = gizmoMap[ name ][ i ][ 0 ].clone();
							 | 
						||
| 
								 | 
							
													const position = gizmoMap[ name ][ i ][ 1 ];
							 | 
						||
| 
								 | 
							
													const rotation = gizmoMap[ name ][ i ][ 2 ];
							 | 
						||
| 
								 | 
							
													const scale = gizmoMap[ name ][ i ][ 3 ];
							 | 
						||
| 
								 | 
							
													const tag = gizmoMap[ name ][ i ][ 4 ];
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													// name and tag properties are essential for picking and updating logic.
							 | 
						||
| 
								 | 
							
													object.name = name;
							 | 
						||
| 
								 | 
							
													object.tag = tag;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( position ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														object.position.set( position[ 0 ], position[ 1 ], position[ 2 ] );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( rotation ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														object.rotation.set( rotation[ 0 ], rotation[ 1 ], rotation[ 2 ] );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
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							 | 
						||
| 
								 | 
							
													if ( scale ) {
							 | 
						||
| 
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							 | 
						||
| 
								 | 
							
														object.scale.set( scale[ 0 ], scale[ 1 ], scale[ 2 ] );
							 | 
						||
| 
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							 | 
						||
| 
								 | 
							
													}
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						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													object.updateMatrix();
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													const tempGeometry = object.geometry.clone();
							 | 
						||
| 
								 | 
							
													tempGeometry.applyMatrix4( object.matrix );
							 | 
						||
| 
								 | 
							
													object.geometry = tempGeometry;
							 | 
						||
| 
								 | 
							
													object.renderOrder = Infinity;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													object.position.set( 0, 0, 0 );
							 | 
						||
| 
								 | 
							
													object.rotation.set( 0, 0, 0 );
							 | 
						||
| 
								 | 
							
													object.scale.set( 1, 1, 1 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													gizmo.add( object );
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						||
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							 | 
						||
| 
								 | 
							
												}
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						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											return gizmo;
							 | 
						||
| 
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							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										// Gizmo creation
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.gizmo = {};
							 | 
						||
| 
								 | 
							
										this.picker = {};
							 | 
						||
| 
								 | 
							
										this.helper = {};
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.add( this.gizmo[ 'translate' ] = setupGizmo( gizmoTranslate ) );
							 | 
						||
| 
								 | 
							
										this.add( this.gizmo[ 'rotate' ] = setupGizmo( gizmoRotate ) );
							 | 
						||
| 
								 | 
							
										this.add( this.gizmo[ 'scale' ] = setupGizmo( gizmoScale ) );
							 | 
						||
| 
								 | 
							
										this.add( this.picker[ 'translate' ] = setupGizmo( pickerTranslate ) );
							 | 
						||
| 
								 | 
							
										this.add( this.picker[ 'rotate' ] = setupGizmo( pickerRotate ) );
							 | 
						||
| 
								 | 
							
										this.add( this.picker[ 'scale' ] = setupGizmo( pickerScale ) );
							 | 
						||
| 
								 | 
							
										this.add( this.helper[ 'translate' ] = setupGizmo( helperTranslate ) );
							 | 
						||
| 
								 | 
							
										this.add( this.helper[ 'rotate' ] = setupGizmo( helperRotate ) );
							 | 
						||
| 
								 | 
							
										this.add( this.helper[ 'scale' ] = setupGizmo( helperScale ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										// Pickers should be hidden always
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.picker[ 'translate' ].visible = false;
							 | 
						||
| 
								 | 
							
										this.picker[ 'rotate' ].visible = false;
							 | 
						||
| 
								 | 
							
										this.picker[ 'scale' ].visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									// updateMatrixWorld will update transformations and appearance of individual handles
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									updateMatrixWorld( force ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const space = ( this.mode === 'scale' ) ? 'local' : this.space; // scale always oriented to local rotation
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										const quaternion = ( space === 'local' ) ? this.worldQuaternion : _identityQuaternion;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										// Show only gizmos for current transform mode
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.gizmo[ 'translate' ].visible = this.mode === 'translate';
							 | 
						||
| 
								 | 
							
										this.gizmo[ 'rotate' ].visible = this.mode === 'rotate';
							 | 
						||
| 
								 | 
							
										this.gizmo[ 'scale' ].visible = this.mode === 'scale';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.helper[ 'translate' ].visible = this.mode === 'translate';
							 | 
						||
| 
								 | 
							
										this.helper[ 'rotate' ].visible = this.mode === 'rotate';
							 | 
						||
| 
								 | 
							
										this.helper[ 'scale' ].visible = this.mode === 'scale';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										let handles = [];
							 | 
						||
| 
								 | 
							
										handles = handles.concat( this.picker[ this.mode ].children );
							 | 
						||
| 
								 | 
							
										handles = handles.concat( this.gizmo[ this.mode ].children );
							 | 
						||
| 
								 | 
							
										handles = handles.concat( this.helper[ this.mode ].children );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										for ( let i = 0; i < handles.length; i ++ ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											const handle = handles[ i ];
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											// hide aligned to camera
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											handle.visible = true;
							 | 
						||
| 
								 | 
							
											handle.rotation.set( 0, 0, 0 );
							 | 
						||
| 
								 | 
							
											handle.position.copy( this.worldPosition );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											let factor;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( this.camera.isOrthographicCamera ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												factor = ( this.camera.top - this.camera.bottom ) / this.camera.zoom;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											} else {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												factor = this.worldPosition.distanceTo( this.cameraPosition ) * Math.min( 1.9 * Math.tan( Math.PI * this.camera.fov / 360 ) / this.camera.zoom, 7 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											handle.scale.set( 1, 1, 1 ).multiplyScalar( factor * this.size / 4 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											// TODO: simplify helpers and consider decoupling from gizmo
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( handle.tag === 'helper' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												handle.visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name === 'AXIS' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													handle.visible = !! this.axis;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( this.axis === 'X' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														_tempQuaternion.setFromEuler( _tempEuler.set( 0, 0, 0 ) );
							 | 
						||
| 
								 | 
							
														handle.quaternion.copy( quaternion ).multiply( _tempQuaternion );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														if ( Math.abs( _alignVector.copy( _unitX ).applyQuaternion( quaternion ).dot( this.eye ) ) > 0.9 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
															handle.visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( this.axis === 'Y' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														_tempQuaternion.setFromEuler( _tempEuler.set( 0, 0, Math.PI / 2 ) );
							 | 
						||
| 
								 | 
							
														handle.quaternion.copy( quaternion ).multiply( _tempQuaternion );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														if ( Math.abs( _alignVector.copy( _unitY ).applyQuaternion( quaternion ).dot( this.eye ) ) > 0.9 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
															handle.visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( this.axis === 'Z' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														_tempQuaternion.setFromEuler( _tempEuler.set( 0, Math.PI / 2, 0 ) );
							 | 
						||
| 
								 | 
							
														handle.quaternion.copy( quaternion ).multiply( _tempQuaternion );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														if ( Math.abs( _alignVector.copy( _unitZ ).applyQuaternion( quaternion ).dot( this.eye ) ) > 0.9 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
															handle.visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( this.axis === 'XYZE' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														_tempQuaternion.setFromEuler( _tempEuler.set( 0, Math.PI / 2, 0 ) );
							 | 
						||
| 
								 | 
							
														_alignVector.copy( this.rotationAxis );
							 | 
						||
| 
								 | 
							
														handle.quaternion.setFromRotationMatrix( _lookAtMatrix.lookAt( _zeroVector, _alignVector, _unitY ) );
							 | 
						||
| 
								 | 
							
														handle.quaternion.multiply( _tempQuaternion );
							 | 
						||
| 
								 | 
							
														handle.visible = this.dragging;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( this.axis === 'E' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														handle.visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												} else if ( handle.name === 'START' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													handle.position.copy( this.worldPositionStart );
							 | 
						||
| 
								 | 
							
													handle.visible = this.dragging;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												} else if ( handle.name === 'END' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													handle.position.copy( this.worldPosition );
							 | 
						||
| 
								 | 
							
													handle.visible = this.dragging;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												} else if ( handle.name === 'DELTA' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													handle.position.copy( this.worldPositionStart );
							 | 
						||
| 
								 | 
							
													handle.quaternion.copy( this.worldQuaternionStart );
							 | 
						||
| 
								 | 
							
													_tempVector.set( 1e-10, 1e-10, 1e-10 ).add( this.worldPositionStart ).sub( this.worldPosition ).multiplyScalar( - 1 );
							 | 
						||
| 
								 | 
							
													_tempVector.applyQuaternion( this.worldQuaternionStart.clone().invert() );
							 | 
						||
| 
								 | 
							
													handle.scale.copy( _tempVector );
							 | 
						||
| 
								 | 
							
													handle.visible = this.dragging;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												} else {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													handle.quaternion.copy( quaternion );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( this.dragging ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														handle.position.copy( this.worldPositionStart );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													} else {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														handle.position.copy( this.worldPosition );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( this.axis ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														handle.visible = this.axis.search( handle.name ) !== - 1;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												// If updating helper, skip rest of the loop
							 | 
						||
| 
								 | 
							
												continue;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											// Align handles to current local or world rotation
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											handle.quaternion.copy( quaternion );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( this.mode === 'translate' || this.mode === 'scale' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												// Hide translate and scale axis facing the camera
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												const AXIS_HIDE_THRESHOLD = 0.99;
							 | 
						||
| 
								 | 
							
												const PLANE_HIDE_THRESHOLD = 0.2;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name === 'X' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( Math.abs( _alignVector.copy( _unitX ).applyQuaternion( quaternion ).dot( this.eye ) ) > AXIS_HIDE_THRESHOLD ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														handle.scale.set( 1e-10, 1e-10, 1e-10 );
							 | 
						||
| 
								 | 
							
														handle.visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name === 'Y' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( Math.abs( _alignVector.copy( _unitY ).applyQuaternion( quaternion ).dot( this.eye ) ) > AXIS_HIDE_THRESHOLD ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														handle.scale.set( 1e-10, 1e-10, 1e-10 );
							 | 
						||
| 
								 | 
							
														handle.visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name === 'Z' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( Math.abs( _alignVector.copy( _unitZ ).applyQuaternion( quaternion ).dot( this.eye ) ) > AXIS_HIDE_THRESHOLD ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														handle.scale.set( 1e-10, 1e-10, 1e-10 );
							 | 
						||
| 
								 | 
							
														handle.visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name === 'XY' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( Math.abs( _alignVector.copy( _unitZ ).applyQuaternion( quaternion ).dot( this.eye ) ) < PLANE_HIDE_THRESHOLD ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														handle.scale.set( 1e-10, 1e-10, 1e-10 );
							 | 
						||
| 
								 | 
							
														handle.visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name === 'YZ' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( Math.abs( _alignVector.copy( _unitX ).applyQuaternion( quaternion ).dot( this.eye ) ) < PLANE_HIDE_THRESHOLD ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														handle.scale.set( 1e-10, 1e-10, 1e-10 );
							 | 
						||
| 
								 | 
							
														handle.visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name === 'XZ' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													if ( Math.abs( _alignVector.copy( _unitY ).applyQuaternion( quaternion ).dot( this.eye ) ) < PLANE_HIDE_THRESHOLD ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
														handle.scale.set( 1e-10, 1e-10, 1e-10 );
							 | 
						||
| 
								 | 
							
														handle.visible = false;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											} else if ( this.mode === 'rotate' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												// Align handles to current local or world rotation
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												_tempQuaternion2.copy( quaternion );
							 | 
						||
| 
								 | 
							
												_alignVector.copy( this.eye ).applyQuaternion( _tempQuaternion.copy( quaternion ).invert() );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name.search( 'E' ) !== - 1 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													handle.quaternion.setFromRotationMatrix( _lookAtMatrix.lookAt( this.eye, _zeroVector, _unitY ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name === 'X' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													_tempQuaternion.setFromAxisAngle( _unitX, Math.atan2( - _alignVector.y, _alignVector.z ) );
							 | 
						||
| 
								 | 
							
													_tempQuaternion.multiplyQuaternions( _tempQuaternion2, _tempQuaternion );
							 | 
						||
| 
								 | 
							
													handle.quaternion.copy( _tempQuaternion );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name === 'Y' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													_tempQuaternion.setFromAxisAngle( _unitY, Math.atan2( _alignVector.x, _alignVector.z ) );
							 | 
						||
| 
								 | 
							
													_tempQuaternion.multiplyQuaternions( _tempQuaternion2, _tempQuaternion );
							 | 
						||
| 
								 | 
							
													handle.quaternion.copy( _tempQuaternion );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name === 'Z' ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													_tempQuaternion.setFromAxisAngle( _unitZ, Math.atan2( _alignVector.y, _alignVector.x ) );
							 | 
						||
| 
								 | 
							
													_tempQuaternion.multiplyQuaternions( _tempQuaternion2, _tempQuaternion );
							 | 
						||
| 
								 | 
							
													handle.quaternion.copy( _tempQuaternion );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											// Hide disabled axes
							 | 
						||
| 
								 | 
							
											handle.visible = handle.visible && ( handle.name.indexOf( 'X' ) === - 1 || this.showX );
							 | 
						||
| 
								 | 
							
											handle.visible = handle.visible && ( handle.name.indexOf( 'Y' ) === - 1 || this.showY );
							 | 
						||
| 
								 | 
							
											handle.visible = handle.visible && ( handle.name.indexOf( 'Z' ) === - 1 || this.showZ );
							 | 
						||
| 
								 | 
							
											handle.visible = handle.visible && ( handle.name.indexOf( 'E' ) === - 1 || ( this.showX && this.showY && this.showZ ) );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											// highlight selected axis
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											handle.material._color = handle.material._color || handle.material.color.clone();
							 | 
						||
| 
								 | 
							
											handle.material._opacity = handle.material._opacity || handle.material.opacity;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											handle.material.color.copy( handle.material._color );
							 | 
						||
| 
								 | 
							
											handle.material.opacity = handle.material._opacity;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											if ( this.enabled && this.axis ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												if ( handle.name === this.axis ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													handle.material.color.setHex( 0xffff00 );
							 | 
						||
| 
								 | 
							
													handle.material.opacity = 1.0;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												} else if ( this.axis.split( '' ).some( function ( a ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													return handle.name === a;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												} ) ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													handle.material.color.setHex( 0xffff00 );
							 | 
						||
| 
								 | 
							
													handle.material.opacity = 1.0;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										super.updateMatrixWorld( force );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								//
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								class TransformControlsPlane extends Mesh {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									constructor() {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										super(
							 | 
						||
| 
								 | 
							
											new PlaneGeometry( 100000, 100000, 2, 2 ),
							 | 
						||
| 
								 | 
							
											new MeshBasicMaterial( { visible: false, wireframe: true, side: DoubleSide, transparent: true, opacity: 0.1, toneMapped: false } )
							 | 
						||
| 
								 | 
							
										);
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.isTransformControlsPlane = true;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.type = 'TransformControlsPlane';
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									updateMatrixWorld( force ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										let space = this.space;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										this.position.copy( this.worldPosition );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( this.mode === 'scale' ) space = 'local'; // scale always oriented to local rotation
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										_v1.copy( _unitX ).applyQuaternion( space === 'local' ? this.worldQuaternion : _identityQuaternion );
							 | 
						||
| 
								 | 
							
										_v2.copy( _unitY ).applyQuaternion( space === 'local' ? this.worldQuaternion : _identityQuaternion );
							 | 
						||
| 
								 | 
							
										_v3.copy( _unitZ ).applyQuaternion( space === 'local' ? this.worldQuaternion : _identityQuaternion );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										// Align the plane for current transform mode, axis and space.
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										_alignVector.copy( _v2 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										switch ( this.mode ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											case 'translate':
							 | 
						||
| 
								 | 
							
											case 'scale':
							 | 
						||
| 
								 | 
							
												switch ( this.axis ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
													case 'X':
							 | 
						||
| 
								 | 
							
														_alignVector.copy( this.eye ).cross( _v1 );
							 | 
						||
| 
								 | 
							
														_dirVector.copy( _v1 ).cross( _alignVector );
							 | 
						||
| 
								 | 
							
														break;
							 | 
						||
| 
								 | 
							
													case 'Y':
							 | 
						||
| 
								 | 
							
														_alignVector.copy( this.eye ).cross( _v2 );
							 | 
						||
| 
								 | 
							
														_dirVector.copy( _v2 ).cross( _alignVector );
							 | 
						||
| 
								 | 
							
														break;
							 | 
						||
| 
								 | 
							
													case 'Z':
							 | 
						||
| 
								 | 
							
														_alignVector.copy( this.eye ).cross( _v3 );
							 | 
						||
| 
								 | 
							
														_dirVector.copy( _v3 ).cross( _alignVector );
							 | 
						||
| 
								 | 
							
														break;
							 | 
						||
| 
								 | 
							
													case 'XY':
							 | 
						||
| 
								 | 
							
														_dirVector.copy( _v3 );
							 | 
						||
| 
								 | 
							
														break;
							 | 
						||
| 
								 | 
							
													case 'YZ':
							 | 
						||
| 
								 | 
							
														_dirVector.copy( _v1 );
							 | 
						||
| 
								 | 
							
														break;
							 | 
						||
| 
								 | 
							
													case 'XZ':
							 | 
						||
| 
								 | 
							
														_alignVector.copy( _v3 );
							 | 
						||
| 
								 | 
							
														_dirVector.copy( _v2 );
							 | 
						||
| 
								 | 
							
														break;
							 | 
						||
| 
								 | 
							
													case 'XYZ':
							 | 
						||
| 
								 | 
							
													case 'E':
							 | 
						||
| 
								 | 
							
														_dirVector.set( 0, 0, 0 );
							 | 
						||
| 
								 | 
							
														break;
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
												break;
							 | 
						||
| 
								 | 
							
											case 'rotate':
							 | 
						||
| 
								 | 
							
											default:
							 | 
						||
| 
								 | 
							
												// special case for rotate
							 | 
						||
| 
								 | 
							
												_dirVector.set( 0, 0, 0 );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										if ( _dirVector.length() === 0 ) {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											// If in rotate mode, make the plane parallel to camera
							 | 
						||
| 
								 | 
							
											this.quaternion.copy( this.cameraQuaternion );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										} else {
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											_tempMatrix.lookAt( _tempVector.set( 0, 0, 0 ), _dirVector, _alignVector );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
											this.quaternion.setFromRotationMatrix( _tempMatrix );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
										super.updateMatrixWorld( force );
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
									}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								export { TransformControls, TransformControlsGizmo, TransformControlsPlane };
							 |