auto: 2026-07-09_06:00 changes

1 files changed, 1471 insertions, 0 deletions

diff --git a/downloads/TransformControls.js b/downloads/TransformControls.js
new file mode 100644
index 0000000..8422db8
--- /dev/null
+++ b/downloads/TransformControls.js
@@ -0,0 +1,1471 @@
+( function () {
+
+	const _raycaster = new THREE.Raycaster();
+
+	const _tempVector = new THREE.Vector3();
+
+	const _tempVector2 = new THREE.Vector3();
+
+	const _tempQuaternion = new THREE.Quaternion();
+
+	const _unit = {
+		X: new THREE.Vector3( 1, 0, 0 ),
+		Y: new THREE.Vector3( 0, 1, 0 ),
+		Z: new THREE.Vector3( 0, 0, 1 )
+	};
+	const _changeEvent = {
+		type: 'change'
+	};
+	const _mouseDownEvent = {
+		type: 'mouseDown'
+	};
+	const _mouseUpEvent = {
+		type: 'mouseUp',
+		mode: null
+	};
+	const _objectChangeEvent = {
+		type: 'objectChange'
+	};
+
+	class TransformControls extends THREE.Object3D {
+
+		constructor( camera, domElement ) {
+
+			super();
+
+			if ( domElement === undefined ) {
+
+				console.warn( 'THREE.TransformControls: The second parameter "domElement" is now mandatory.' );
+				domElement = document;
+
+			}
+
+			this.visible = false;
+			this.domElement = domElement;
+
+			const _gizmo = new TransformControlsGizmo();
+
+			this._gizmo = _gizmo;
+			this.add( _gizmo );
+
+			const _plane = new TransformControlsPlane();
+
+			this._plane = _plane;
+			this.add( _plane );
+			const scope = this; // Defined getter, setter and store for a property
+
+			function defineProperty( propName, defaultValue ) {
+
+				let propValue = defaultValue;
+				Object.defineProperty( scope, propName, {
+					get: function () {
+
+						return propValue !== undefined ? propValue : defaultValue;
+
+					},
+					set: function ( value ) {
+
+						if ( propValue !== value ) {
+
+							propValue = value;
+							_plane[ propName ] = value;
+							_gizmo[ propName ] = value;
+							scope.dispatchEvent( {
+								type: propName + '-changed',
+								value: value
+							} );
+							scope.dispatchEvent( _changeEvent );
+
+						}
+
+					}
+				} );
+				scope[ propName ] = defaultValue;
+				_plane[ propName ] = defaultValue;
+				_gizmo[ propName ] = defaultValue;
+
+			} // Define properties with getters/setter
+			// Setting the defined property will automatically trigger change event
+			// Defined properties are passed down to gizmo and plane
+
+
+			defineProperty( 'camera', camera );
+			defineProperty( 'object', undefined );
+			defineProperty( 'enabled', true );
+			defineProperty( 'axis', null );
+			defineProperty( 'mode', 'translate' );
+			defineProperty( 'translationSnap', null );
+			defineProperty( 'rotationSnap', null );
+			defineProperty( 'scaleSnap', null );
+			defineProperty( 'space', 'world' );
+			defineProperty( 'size', 1 );
+			defineProperty( 'dragging', false );
+			defineProperty( 'showX', true );
+			defineProperty( 'showY', true );
+			defineProperty( 'showZ', true ); // Reusable utility variables
+
+			const worldPosition = new THREE.Vector3();
+			const worldPositionStart = new THREE.Vector3();
+			const worldQuaternion = new THREE.Quaternion();
+			const worldQuaternionStart = new THREE.Quaternion();
+			const cameraPosition = new THREE.Vector3();
+			const cameraQuaternion = new THREE.Quaternion();
+			const pointStart = new THREE.Vector3();
+			const pointEnd = new THREE.Vector3();
+			const rotationAxis = new THREE.Vector3();
+			const rotationAngle = 0;
+			const eye = new THREE.Vector3(); // TODO: remove properties unused in plane and gizmo
+
+			defineProperty( 'worldPosition', worldPosition );
+			defineProperty( 'worldPositionStart', worldPositionStart );
+			defineProperty( 'worldQuaternion', worldQuaternion );
+			defineProperty( 'worldQuaternionStart', worldQuaternionStart );
+			defineProperty( 'cameraPosition', cameraPosition );
+			defineProperty( 'cameraQuaternion', cameraQuaternion );
+			defineProperty( 'pointStart', pointStart );
+			defineProperty( 'pointEnd', pointEnd );
+			defineProperty( 'rotationAxis', rotationAxis );
+			defineProperty( 'rotationAngle', rotationAngle );
+			defineProperty( 'eye', eye );
+			this._offset = new THREE.Vector3();
+			this._startNorm = new THREE.Vector3();
+			this._endNorm = new THREE.Vector3();
+			this._cameraScale = new THREE.Vector3();
+			this._parentPosition = new THREE.Vector3();
+			this._parentQuaternion = new THREE.Quaternion();
+			this._parentQuaternionInv = new THREE.Quaternion();
+			this._parentScale = new THREE.Vector3();
+			this._worldScaleStart = new THREE.Vector3();
+			this._worldQuaternionInv = new THREE.Quaternion();
+			this._worldScale = new THREE.Vector3();
+			this._positionStart = new THREE.Vector3();
+			this._quaternionStart = new THREE.Quaternion();
+			this._scaleStart = new THREE.Vector3();
+			this._getPointer = getPointer.bind( this );
+			this._onPointerDown = onPointerDown.bind( this );
+			this._onPointerHover = onPointerHover.bind( this );
+			this._onPointerMove = onPointerMove.bind( this );
+			this._onPointerUp = onPointerUp.bind( this );
+			this.domElement.addEventListener( 'pointerdown', this._onPointerDown );
+			this.domElement.addEventListener( 'pointermove', this._onPointerHover );
+			this.domElement.ownerDocument.addEventListener( 'pointerup', this._onPointerUp );
+
+		} // updateMatrixWorld  updates key transformation variables
+
+
+		updateMatrixWorld() {
+
+			if ( this.object !== undefined ) {
+
+				this.object.updateMatrixWorld();
+
+				if ( this.object.parent === null ) {
+
+					console.error( 'TransformControls: The attached 3D object must be a part of the scene graph.' );
+
+				} else {
+
+					this.object.parent.matrixWorld.decompose( this._parentPosition, this._parentQuaternion, this._parentScale );
+
+				}
+
+				this.object.matrixWorld.decompose( this.worldPosition, this.worldQuaternion, this._worldScale );
+
+				this._parentQuaternionInv.copy( this._parentQuaternion ).invert();
+
+				this._worldQuaternionInv.copy( this.worldQuaternion ).invert();
+
+			}
+
+			this.camera.updateMatrixWorld();
+			this.camera.matrixWorld.decompose( this.cameraPosition, this.cameraQuaternion, this._cameraScale );
+			this.eye.copy( this.cameraPosition ).sub( this.worldPosition ).normalize();
+			super.updateMatrixWorld( this );
+
+		}
+
+		pointerHover( pointer ) {
+
+			if ( this.object === undefined || this.dragging === true ) return;
+
+			_raycaster.setFromCamera( pointer, this.camera );
+
+			const intersect = intersectObjectWithRay( this._gizmo.picker[ this.mode ], _raycaster );
+
+			if ( intersect ) {
+
+				this.axis = intersect.object.name;
+
+			} else {
+
+				this.axis = null;
+
+			}
+
+		}
+
+		pointerDown( pointer ) {
+
+			if ( this.object === undefined || this.dragging === true || pointer.button !== 0 ) return;
+
+			if ( this.axis !== null ) {
+
+				_raycaster.setFromCamera( pointer, this.camera );
+
+				const planeIntersect = intersectObjectWithRay( this._plane, _raycaster, true );
+
+				if ( planeIntersect ) {
+
+					let space = this.space;
+
+					if ( this.mode === 'scale' ) {
+
+						space = 'local';
+
+					} else if ( this.axis === 'E' || this.axis === 'XYZE' || this.axis === 'XYZ' ) {
+
+						space = 'world';
+
+					}
+
+					if ( space === 'local' && this.mode === 'rotate' ) {
+
+						const snap = this.rotationSnap;
+						if ( this.axis === 'X' && snap ) this.object.rotation.x = Math.round( this.object.rotation.x / snap ) * snap;
+						if ( this.axis === 'Y' && snap ) this.object.rotation.y = Math.round( this.object.rotation.y / snap ) * snap;
+						if ( this.axis === 'Z' && snap ) this.object.rotation.z = Math.round( this.object.rotation.z / snap ) * snap;
+
+					}
+
+					this.object.updateMatrixWorld();
+					this.object.parent.updateMatrixWorld();
+
+					this._positionStart.copy( this.object.position );
+
+					this._quaternionStart.copy( this.object.quaternion );
+
+					this._scaleStart.copy( this.object.scale );
+
+					this.object.matrixWorld.decompose( this.worldPositionStart, this.worldQuaternionStart, this._worldScaleStart );
+					this.pointStart.copy( planeIntersect.point ).sub( this.worldPositionStart );
+
+				}
+
+				this.dragging = true;
+				_mouseDownEvent.mode = this.mode;
+				this.dispatchEvent( _mouseDownEvent );
+
+			}
+
+		}
+
+		pointerMove( pointer ) {
+
+			const axis = this.axis;
+			const mode = this.mode;
+			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.button !== - 1 ) return;
+
+			_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 ) );
+
+				if ( axis === 'E' ) {
+
+					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;
+
+				} else 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 );
+
+					}
+
+					this.rotationAngle = this._offset.dot( _tempVector.cross( this.eye ).normalize() ) * ROTATION_SPEED;
+
+				} // 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.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.ownerDocument.removeEventListener( 'pointermove', this._onPointerMove );
+			this.domElement.ownerDocument.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;
+
+		} // Detatch from object
+
+
+		detach() {
+
+			this.object = undefined;
+			this.visible = false;
+			this.axis = null;
+			return this;
+
+		} // 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;
+
+		}
+
+		update() {
+
+			console.warn( 'THREE.TransformControls: update function has no more functionality and therefore has been deprecated.' );
+
+		}
+
+	}
+
+	TransformControls.prototype.isTransformControls = true; // mouse / touch event handlers
+
+	function getPointer( event ) {
+
+		if ( this.domElement.ownerDocument.pointerLockElement ) {
+
+			return {
+				x: 0,
+				y: 0,
+				button: event.button
+			};
+
+		} else {
+
+			const pointer = event.changedTouches ? event.changedTouches[ 0 ] : event;
+			const rect = this.domElement.getBoundingClientRect();
+			return {
+				x: ( pointer.clientX - rect.left ) / rect.width * 2 - 1,
+				y: - ( pointer.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;
+		this.domElement.style.touchAction = 'none'; // disable touch scroll
+
+		this.domElement.ownerDocument.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.style.touchAction = '';
+		this.domElement.ownerDocument.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 THREE.Euler();
+
+	const _alignVector = new THREE.Vector3( 0, 1, 0 );
+
+	const _zeroVector = new THREE.Vector3( 0, 0, 0 );
+
+	const _lookAtMatrix = new THREE.Matrix4();
+
+	const _tempQuaternion2 = new THREE.Quaternion();
+
+	const _identityQuaternion = new THREE.Quaternion();
+
+	const _dirVector = new THREE.Vector3();
+
+	const _tempMatrix = new THREE.Matrix4();
+
+	const _unitX = new THREE.Vector3( 1, 0, 0 );
+
+	const _unitY = new THREE.Vector3( 0, 1, 0 );
+
+	const _unitZ = new THREE.Vector3( 0, 0, 1 );
+
+	const _v1 = new THREE.Vector3();
+
+	const _v2 = new THREE.Vector3();
+
+	const _v3 = new THREE.Vector3();
+
+	class TransformControlsGizmo extends THREE.Object3D {
+
+		constructor() {
+
+			super();
+			this.type = 'TransformControlsGizmo'; // shared materials
+
+			const gizmoMaterial = new THREE.MeshBasicMaterial( {
+				depthTest: false,
+				depthWrite: false,
+				transparent: true,
+				side: THREE.DoubleSide,
+				fog: false,
+				toneMapped: false
+			} );
+			const gizmoLineMaterial = new THREE.LineBasicMaterial( {
+				depthTest: false,
+				depthWrite: false,
+				transparent: true,
+				linewidth: 1,
+				fog: false,
+				toneMapped: false
+			} ); // Make unique material for each axis/color
+
+			const matInvisible = gizmoMaterial.clone();
+			matInvisible.opacity = 0.15;
+			const matHelper = gizmoMaterial.clone();
+			matHelper.opacity = 0.33;
+			const matRed = gizmoMaterial.clone();
+			matRed.color.set( 0xff0000 );
+			const matGreen = gizmoMaterial.clone();
+			matGreen.color.set( 0x00ff00 );
+			const matBlue = gizmoMaterial.clone();
+			matBlue.color.set( 0x0000ff );
+			const matWhiteTransparent = gizmoMaterial.clone();
+			matWhiteTransparent.opacity = 0.25;
+			const matYellowTransparent = matWhiteTransparent.clone();
+			matYellowTransparent.color.set( 0xffff00 );
+			const matCyanTransparent = matWhiteTransparent.clone();
+			matCyanTransparent.color.set( 0x00ffff );
+			const matMagentaTransparent = matWhiteTransparent.clone();
+			matMagentaTransparent.color.set( 0xff00ff );
+			const matYellow = gizmoMaterial.clone();
+			matYellow.color.set( 0xffff00 );
+			const matLineRed = gizmoLineMaterial.clone();
+			matLineRed.color.set( 0xff0000 );
+			const matLineGreen = gizmoLineMaterial.clone();
+			matLineGreen.color.set( 0x00ff00 );
+			const matLineBlue = gizmoLineMaterial.clone();
+			matLineBlue.color.set( 0x0000ff );
+			const matLineCyan = gizmoLineMaterial.clone();
+			matLineCyan.color.set( 0x00ffff );
+			const matLineMagenta = gizmoLineMaterial.clone();
+			matLineMagenta.color.set( 0xff00ff );
+			const matLineYellow = gizmoLineMaterial.clone();
+			matLineYellow.color.set( 0xffff00 );
+			const matLineGray = gizmoLineMaterial.clone();
+			matLineGray.color.set( 0x787878 );
+			const matLineYellowTransparent = matLineYellow.clone();
+			matLineYellowTransparent.opacity = 0.25; // reusable geometry
+
+			const arrowGeometry = new THREE.CylinderGeometry( 0, 0.05, 0.2, 12, 1, false );
+			const scaleHandleGeometry = new THREE.BoxGeometry( 0.125, 0.125, 0.125 );
+			const lineGeometry = new THREE.BufferGeometry();
+			lineGeometry.setAttribute( 'position', new THREE.Float32BufferAttribute( [ 0, 0, 0, 1, 0, 0 ], 3 ) );
+
+			function CircleGeometry( radius, arc ) {
+
+				const geometry = new THREE.BufferGeometry();
+				const vertices = [];
+
+				for ( let i = 0; i <= 64 * arc; ++ i ) {
+
+					vertices.push( 0, Math.cos( i / 32 * Math.PI ) * radius, Math.sin( i / 32 * Math.PI ) * radius );
+
+				}
+
+				geometry.setAttribute( 'position', new THREE.Float32BufferAttribute( vertices, 3 ) );
+				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 THREE.BufferGeometry();
+				geometry.setAttribute( 'position', new THREE.Float32BufferAttribute( [ 0, 0, 0, 1, 1, 1 ], 3 ) );
+				return geometry;
+
+			} // Gizmo definitions - custom hierarchy definitions for setupGizmo() function
+
+
+			const gizmoTranslate = {
+				X: [[ new THREE.Mesh( arrowGeometry, matRed ), [ 1, 0, 0 ], [ 0, 0, - Math.PI / 2 ], null, 'fwd' ], [ new THREE.Mesh( arrowGeometry, matRed ), [ 1, 0, 0 ], [ 0, 0, Math.PI / 2 ], null, 'bwd' ], [ new THREE.Line( lineGeometry, matLineRed ) ]],
+				Y: [[ new THREE.Mesh( arrowGeometry, matGreen ), [ 0, 1, 0 ], null, null, 'fwd' ], [ new THREE.Mesh( arrowGeometry, matGreen ), [ 0, 1, 0 ], [ Math.PI, 0, 0 ], null, 'bwd' ], [ new THREE.Line( lineGeometry, matLineGreen ), null, [ 0, 0, Math.PI / 2 ]]],
+				Z: [[ new THREE.Mesh( arrowGeometry, matBlue ), [ 0, 0, 1 ], [ Math.PI / 2, 0, 0 ], null, 'fwd' ], [ new THREE.Mesh( arrowGeometry, matBlue ), [ 0, 0, 1 ], [ - Math.PI / 2, 0, 0 ], null, 'bwd' ], [ new THREE.Line( lineGeometry, matLineBlue ), null, [ 0, - Math.PI / 2, 0 ]]],
+				XYZ: [[ new THREE.Mesh( new THREE.OctahedronGeometry( 0.1, 0 ), matWhiteTransparent.clone() ), [ 0, 0, 0 ], [ 0, 0, 0 ]]],
+				XY: [[ new THREE.Mesh( new THREE.PlaneGeometry( 0.295, 0.295 ), matYellowTransparent.clone() ), [ 0.15, 0.15, 0 ]], [ new THREE.Line( lineGeometry, matLineYellow ), [ 0.18, 0.3, 0 ], null, [ 0.125, 1, 1 ]], [ new THREE.Line( lineGeometry, matLineYellow ), [ 0.3, 0.18, 0 ], [ 0, 0, Math.PI / 2 ], [ 0.125, 1, 1 ]]],
+				YZ: [[ new THREE.Mesh( new THREE.PlaneGeometry( 0.295, 0.295 ), matCyanTransparent.clone() ), [ 0, 0.15, 0.15 ], [ 0, Math.PI / 2, 0 ]], [ new THREE.Line( lineGeometry, matLineCyan ), [ 0, 0.18, 0.3 ], [ 0, 0, Math.PI / 2 ], [ 0.125, 1, 1 ]], [ new THREE.Line( lineGeometry, matLineCyan ), [ 0, 0.3, 0.18 ], [ 0, - Math.PI / 2, 0 ], [ 0.125, 1, 1 ]]],
+				XZ: [[ new THREE.Mesh( new THREE.PlaneGeometry( 0.295, 0.295 ), matMagentaTransparent.clone() ), [ 0.15, 0, 0.15 ], [ - Math.PI / 2, 0, 0 ]], [ new THREE.Line( lineGeometry, matLineMagenta ), [ 0.18, 0, 0.3 ], null, [ 0.125, 1, 1 ]], [ new THREE.Line( lineGeometry, matLineMagenta ), [ 0.3, 0, 0.18 ], [ 0, - Math.PI / 2, 0 ], [ 0.125, 1, 1 ]]]
+			};
+			const pickerTranslate = {
+				X: [[ new THREE.Mesh( new THREE.CylinderGeometry( 0.2, 0, 1, 4, 1, false ), matInvisible ), [ 0.6, 0, 0 ], [ 0, 0, - Math.PI / 2 ]]],
+				Y: [[ new THREE.Mesh( new THREE.CylinderGeometry( 0.2, 0, 1, 4, 1, false ), matInvisible ), [ 0, 0.6, 0 ]]],
+				Z: [[ new THREE.Mesh( new THREE.CylinderGeometry( 0.2, 0, 1, 4, 1, false ), matInvisible ), [ 0, 0, 0.6 ], [ Math.PI / 2, 0, 0 ]]],
+				XYZ: [[ new THREE.Mesh( new THREE.OctahedronGeometry( 0.2, 0 ), matInvisible ) ]],
+				XY: [[ new THREE.Mesh( new THREE.PlaneGeometry( 0.4, 0.4 ), matInvisible ), [ 0.2, 0.2, 0 ]]],
+				YZ: [[ new THREE.Mesh( new THREE.PlaneGeometry( 0.4, 0.4 ), matInvisible ), [ 0, 0.2, 0.2 ], [ 0, Math.PI / 2, 0 ]]],
+				XZ: [[ new THREE.Mesh( new THREE.PlaneGeometry( 0.4, 0.4 ), matInvisible ), [ 0.2, 0, 0.2 ], [ - Math.PI / 2, 0, 0 ]]]
+			};
+			const helperTranslate = {
+				START: [[ new THREE.Mesh( new THREE.OctahedronGeometry( 0.01, 2 ), matHelper ), null, null, null, 'helper' ]],
+				END: [[ new THREE.Mesh( new THREE.OctahedronGeometry( 0.01, 2 ), matHelper ), null, null, null, 'helper' ]],
+				DELTA: [[ new THREE.Line( TranslateHelperGeometry(), matHelper ), null, null, null, 'helper' ]],
+				X: [[ new THREE.Line( lineGeometry, matHelper.clone() ), [ - 1e3, 0, 0 ], null, [ 1e6, 1, 1 ], 'helper' ]],
+				Y: [[ new THREE.Line( lineGeometry, matHelper.clone() ), [ 0, - 1e3, 0 ], [ 0, 0, Math.PI / 2 ], [ 1e6, 1, 1 ], 'helper' ]],
+				Z: [[ new THREE.Line( lineGeometry, matHelper.clone() ), [ 0, 0, - 1e3 ], [ 0, - Math.PI / 2, 0 ], [ 1e6, 1, 1 ], 'helper' ]]
+			};
+			const gizmoRotate = {
+				X: [[ new THREE.Line( CircleGeometry( 1, 0.5 ), matLineRed ) ], [ new THREE.Mesh( new THREE.OctahedronGeometry( 0.04, 0 ), matRed ), [ 0, 0, 0.99 ], null, [ 1, 3, 1 ]]],
+				Y: [[ new THREE.Line( CircleGeometry( 1, 0.5 ), matLineGreen ), null, [ 0, 0, - Math.PI / 2 ]], [ new THREE.Mesh( new THREE.OctahedronGeometry( 0.04, 0 ), matGreen ), [ 0, 0, 0.99 ], null, [ 3, 1, 1 ]]],
+				Z: [[ new THREE.Line( CircleGeometry( 1, 0.5 ), matLineBlue ), null, [ 0, Math.PI / 2, 0 ]], [ new THREE.Mesh( new THREE.OctahedronGeometry( 0.04, 0 ), matBlue ), [ 0.99, 0, 0 ], null, [ 1, 3, 1 ]]],
+				E: [[ new THREE.Line( CircleGeometry( 1.25, 1 ), matLineYellowTransparent ), null, [ 0, Math.PI / 2, 0 ]], [ new THREE.Mesh( new THREE.CylinderGeometry( 0.03, 0, 0.15, 4, 1, false ), matLineYellowTransparent ), [ 1.17, 0, 0 ], [ 0, 0, - Math.PI / 2 ], [ 1, 1, 0.001 ]], [ new THREE.Mesh( new THREE.CylinderGeometry( 0.03, 0, 0.15, 4, 1, false ), matLineYellowTransparent ), [ - 1.17, 0, 0 ], [ 0, 0, Math.PI / 2 ], [ 1, 1, 0.001 ]], [ new THREE.Mesh( new THREE.CylinderGeometry( 0.03, 0, 0.15, 4, 1, false ), matLineYellowTransparent ), [ 0, - 1.17, 0 ], [ Math.PI, 0, 0 ], [ 1, 1, 0.001 ]], [ new THREE.Mesh( new THREE.CylinderGeometry( 0.03, 0, 0.15, 4, 1, false ), matLineYellowTransparent ), [ 0, 1.17, 0 ], [ 0, 0, 0 ], [ 1, 1, 0.001 ]]],
+				XYZE: [[ new THREE.Line( CircleGeometry( 1, 1 ), matLineGray ), null, [ 0, Math.PI / 2, 0 ]]]
+			};
+			const helperRotate = {
+				AXIS: [[ new THREE.Line( lineGeometry, matHelper.clone() ), [ - 1e3, 0, 0 ], null, [ 1e6, 1, 1 ], 'helper' ]]
+			};
+			const pickerRotate = {
+				X: [[ new THREE.Mesh( new THREE.TorusGeometry( 1, 0.1, 4, 24 ), matInvisible ), [ 0, 0, 0 ], [ 0, - Math.PI / 2, - Math.PI / 2 ]]],
+				Y: [[ new THREE.Mesh( new THREE.TorusGeometry( 1, 0.1, 4, 24 ), matInvisible ), [ 0, 0, 0 ], [ Math.PI / 2, 0, 0 ]]],
+				Z: [[ new THREE.Mesh( new THREE.TorusGeometry( 1, 0.1, 4, 24 ), matInvisible ), [ 0, 0, 0 ], [ 0, 0, - Math.PI / 2 ]]],
+				E: [[ new THREE.Mesh( new THREE.TorusGeometry( 1.25, 0.1, 2, 24 ), matInvisible ) ]],
+				XYZE: [[ new THREE.Mesh( new THREE.SphereGeometry( 0.7, 10, 8 ), matInvisible ) ]]
+			};
+			const gizmoScale = {
+				X: [[ new THREE.Mesh( scaleHandleGeometry, matRed ), [ 0.8, 0, 0 ], [ 0, 0, - Math.PI / 2 ]], [ new THREE.Line( lineGeometry, matLineRed ), null, null, [ 0.8, 1, 1 ]]],
+				Y: [[ new THREE.Mesh( scaleHandleGeometry, matGreen ), [ 0, 0.8, 0 ]], [ new THREE.Line( lineGeometry, matLineGreen ), null, [ 0, 0, Math.PI / 2 ], [ 0.8, 1, 1 ]]],
+				Z: [[ new THREE.Mesh( scaleHandleGeometry, matBlue ), [ 0, 0, 0.8 ], [ Math.PI / 2, 0, 0 ]], [ new THREE.Line( lineGeometry, matLineBlue ), null, [ 0, - Math.PI / 2, 0 ], [ 0.8, 1, 1 ]]],
+				XY: [[ new THREE.Mesh( scaleHandleGeometry, matYellowTransparent ), [ 0.85, 0.85, 0 ], null, [ 2, 2, 0.2 ]], [ new THREE.Line( lineGeometry, matLineYellow ), [ 0.855, 0.98, 0 ], null, [ 0.125, 1, 1 ]], [ new THREE.Line( lineGeometry, matLineYellow ), [ 0.98, 0.855, 0 ], [ 0, 0, Math.PI / 2 ], [ 0.125, 1, 1 ]]],
+				YZ: [[ new THREE.Mesh( scaleHandleGeometry, matCyanTransparent ), [ 0, 0.85, 0.85 ], null, [ 0.2, 2, 2 ]], [ new THREE.Line( lineGeometry, matLineCyan ), [ 0, 0.855, 0.98 ], [ 0, 0, Math.PI / 2 ], [ 0.125, 1, 1 ]], [ new THREE.Line( lineGeometry, matLineCyan ), [ 0, 0.98, 0.855 ], [ 0, - Math.PI / 2, 0 ], [ 0.125, 1, 1 ]]],
+				XZ: [[ new THREE.Mesh( scaleHandleGeometry, matMagentaTransparent ), [ 0.85, 0, 0.85 ], null, [ 2, 0.2, 2 ]], [ new THREE.Line( lineGeometry, matLineMagenta ), [ 0.855, 0, 0.98 ], null, [ 0.125, 1, 1 ]], [ new THREE.Line( lineGeometry, matLineMagenta ), [ 0.98, 0, 0.855 ], [ 0, - Math.PI / 2, 0 ], [ 0.125, 1, 1 ]]],
+				XYZX: [[ new THREE.Mesh( new THREE.BoxGeometry( 0.125, 0.125, 0.125 ), matWhiteTransparent.clone() ), [ 1.1, 0, 0 ]]],
+				XYZY: [[ new THREE.Mesh( new THREE.BoxGeometry( 0.125, 0.125, 0.125 ), matWhiteTransparent.clone() ), [ 0, 1.1, 0 ]]],
+				XYZZ: [[ new THREE.Mesh( new THREE.BoxGeometry( 0.125, 0.125, 0.125 ), matWhiteTransparent.clone() ), [ 0, 0, 1.1 ]]]
+			};
+			const pickerScale = {
+				X: [[ new THREE.Mesh( new THREE.CylinderGeometry( 0.2, 0, 0.8, 4, 1, false ), matInvisible ), [ 0.5, 0, 0 ], [ 0, 0, - Math.PI / 2 ]]],
+				Y: [[ new THREE.Mesh( new THREE.CylinderGeometry( 0.2, 0, 0.8, 4, 1, false ), matInvisible ), [ 0, 0.5, 0 ]]],
+				Z: [[ new THREE.Mesh( new THREE.CylinderGeometry( 0.2, 0, 0.8, 4, 1, false ), matInvisible ), [ 0, 0, 0.5 ], [ Math.PI / 2, 0, 0 ]]],
+				XY: [[ new THREE.Mesh( scaleHandleGeometry, matInvisible ), [ 0.85, 0.85, 0 ], null, [ 3, 3, 0.2 ]]],
+				YZ: [[ new THREE.Mesh( scaleHandleGeometry, matInvisible ), [ 0, 0.85, 0.85 ], null, [ 0.2, 3, 3 ]]],
+				XZ: [[ new THREE.Mesh( scaleHandleGeometry, matInvisible ), [ 0.85, 0, 0.85 ], null, [ 3, 0.2, 3 ]]],
+				XYZX: [[ new THREE.Mesh( new THREE.BoxGeometry( 0.2, 0.2, 0.2 ), matInvisible ), [ 1.1, 0, 0 ]]],
+				XYZY: [[ new THREE.Mesh( new THREE.BoxGeometry( 0.2, 0.2, 0.2 ), matInvisible ), [ 0, 1.1, 0 ]]],
+				XYZZ: [[ new THREE.Mesh( new THREE.BoxGeometry( 0.2, 0.2, 0.2 ), matInvisible ), [ 0, 0, 1.1 ]]]
+			};
+			const helperScale = {
+				X: [[ new THREE.Line( lineGeometry, matHelper.clone() ), [ - 1e3, 0, 0 ], null, [ 1e6, 1, 1 ], 'helper' ]],
+				Y: [[ new THREE.Line( lineGeometry, matHelper.clone() ), [ 0, - 1e3, 0 ], [ 0, 0, Math.PI / 2 ], [ 1e6, 1, 1 ], 'helper' ]],
+				Z: [[ new THREE.Line( lineGeometry, matHelper.clone() ), [ 0, 0, - 1e3 ], [ 0, - Math.PI / 2, 0 ], [ 1e6, 1, 1 ], 'helper' ]]
+			}; // Creates an THREE.Object3D with gizmos described in custom hierarchy definition.
+
+			function setupGizmo( gizmoMap ) {
+
+				const gizmo = new THREE.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 ] );
+
+						}
+
+						if ( scale ) {
+
+							object.scale.set( scale[ 0 ], scale[ 1 ], scale[ 2 ] );
+
+						}
+
+						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 );
+
+					}
+
+				}
+
+				return gizmo;
+
+			} // 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' ? this.space : 'local'; // 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 / 7 ); // TODO: simplify helpers and consider decoupling from gizmo
+
+				if ( handle.tag === 'helper' ) {
+
+					handle.visible = false;
+
+					if ( handle.name === 'AXIS' ) {
+
+						handle.position.copy( this.worldPositionStart );
+						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_TRESHOLD = 0.99;
+					const PLANE_HIDE_TRESHOLD = 0.2;
+					const AXIS_FLIP_TRESHOLD = 0.0;
+
+					if ( handle.name === 'X' || handle.name === 'XYZX' ) {
+
+						if ( Math.abs( _alignVector.copy( _unitX ).applyQuaternion( quaternion ).dot( this.eye ) ) > AXIS_HIDE_TRESHOLD ) {
+
+							handle.scale.set( 1e-10, 1e-10, 1e-10 );
+							handle.visible = false;
+
+						}
+
+					}
+
+					if ( handle.name === 'Y' || handle.name === 'XYZY' ) {
+
+						if ( Math.abs( _alignVector.copy( _unitY ).applyQuaternion( quaternion ).dot( this.eye ) ) > AXIS_HIDE_TRESHOLD ) {
+
+							handle.scale.set( 1e-10, 1e-10, 1e-10 );
+							handle.visible = false;
+
+						}
+
+					}
+
+					if ( handle.name === 'Z' || handle.name === 'XYZZ' ) {
+
+						if ( Math.abs( _alignVector.copy( _unitZ ).applyQuaternion( quaternion ).dot( this.eye ) ) > AXIS_HIDE_TRESHOLD ) {
+
+							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_TRESHOLD ) {
+
+							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_TRESHOLD ) {
+
+							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_TRESHOLD ) {
+
+							handle.scale.set( 1e-10, 1e-10, 1e-10 );
+							handle.visible = false;
+
+						}
+
+					} // Flip translate and scale axis ocluded behind another axis
+
+
+					if ( handle.name.search( 'X' ) !== - 1 ) {
+
+						if ( _alignVector.copy( _unitX ).applyQuaternion( quaternion ).dot( this.eye ) < AXIS_FLIP_TRESHOLD ) {
+
+							if ( handle.tag === 'fwd' ) {
+
+								handle.visible = false;
+
+							} else {
+
+								handle.scale.x *= - 1;
+
+							}
+
+						} else if ( handle.tag === 'bwd' ) {
+
+							handle.visible = false;
+
+						}
+
+					}
+
+					if ( handle.name.search( 'Y' ) !== - 1 ) {
+
+						if ( _alignVector.copy( _unitY ).applyQuaternion( quaternion ).dot( this.eye ) < AXIS_FLIP_TRESHOLD ) {
+
+							if ( handle.tag === 'fwd' ) {
+
+								handle.visible = false;
+
+							} else {
+
+								handle.scale.y *= - 1;
+
+							}
+
+						} else if ( handle.tag === 'bwd' ) {
+
+							handle.visible = false;
+
+						}
+
+					}
+
+					if ( handle.name.search( 'Z' ) !== - 1 ) {
+
+						if ( _alignVector.copy( _unitZ ).applyQuaternion( quaternion ).dot( this.eye ) < AXIS_FLIP_TRESHOLD ) {
+
+							if ( handle.tag === 'fwd' ) {
+
+								handle.visible = false;
+
+							} else {
+
+								handle.scale.z *= - 1;
+
+							}
+
+						} else if ( handle.tag === 'bwd' ) {
+
+							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._opacity = handle.material._opacity || handle.material.opacity;
+				handle.material._color = handle.material._color || handle.material.color.clone();
+				handle.material.color.copy( handle.material._color );
+				handle.material.opacity = handle.material._opacity;
+
+				if ( ! this.enabled ) {
+
+					handle.material.opacity *= 0.5;
+					handle.material.color.lerp( new THREE.Color( 1, 1, 1 ), 0.5 );
+
+				} else if ( this.axis ) {
+
+					if ( handle.name === this.axis ) {
+
+						handle.material.opacity = 1.0;
+						handle.material.color.lerp( new THREE.Color( 1, 1, 1 ), 0.5 );
+
+					} else if ( this.axis.split( '' ).some( function ( a ) {
+
+						return handle.name === a;
+
+					} ) ) {
+
+						handle.material.opacity = 1.0;
+						handle.material.color.lerp( new THREE.Color( 1, 1, 1 ), 0.5 );
+
+					} else {
+
+						handle.material.opacity *= 0.25;
+						handle.material.color.lerp( new THREE.Color( 1, 1, 1 ), 0.5 );
+
+					}
+
+				}
+
+			}
+
+			super.updateMatrixWorld( force );
+
+		}
+
+	}
+
+	TransformControlsGizmo.prototype.isTransformControlsGizmo = true; //
+
+	class TransformControlsPlane extends THREE.Mesh {
+
+		constructor() {
+
+			super( new THREE.PlaneGeometry( 100000, 100000, 2, 2 ), new THREE.MeshBasicMaterial( {
+				visible: false,
+				wireframe: true,
+				side: THREE.DoubleSide,
+				transparent: true,
+				opacity: 0.1,
+				toneMapped: false
+			} ) );
+			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 );
+
+		}
+
+	}
+
+	TransformControlsPlane.prototype.isTransformControlsPlane = true;
+
+	THREE.TransformControls = TransformControls;
+	THREE.TransformControlsGizmo = TransformControlsGizmo;
+	THREE.TransformControlsPlane = TransformControlsPlane;
+
+} )();