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TransformControls.js
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import {
BoxGeometry,
BufferGeometry,
Controls,
CylinderGeometry,
DoubleSide,
Euler,
Float32BufferAttribute,
Line,
LineBasicMaterial,
Matrix4,
Mesh,
MeshBasicMaterial,
Object3D,
OctahedronGeometry,
PlaneGeometry,
Quaternion,
Raycaster,
SphereGeometry,
TorusGeometry,
Vector3
} from 'three';
const _raycaster = new Raycaster();
const _tempVector = new Vector3();
const _tempVector2 = new Vector3();
const _tempQuaternion = new Quaternion();
const _unit = {
X: new Vector3( 1, 0, 0 ),
Y: new Vector3( 0, 1, 0 ),
Z: new Vector3( 0, 0, 1 )
};
const _changeEvent = { type: 'change' };
const _mouseDownEvent = { type: 'mouseDown', mode: null };
const _mouseUpEvent = { type: 'mouseUp', mode: null };
const _objectChangeEvent = { type: 'objectChange' };
class TransformControls extends Controls {
constructor( camera, domElement = null ) {
super( undefined, domElement );
const root = new TransformControlsRoot( this );
this._root = root;
const gizmo = new TransformControlsGizmo();
this._gizmo = gizmo;
root.add( gizmo );
const plane = new TransformControlsPlane();
this._plane = plane;
root.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 );
defineProperty( 'minX', - Infinity );
defineProperty( 'maxX', Infinity );
defineProperty( 'minY', - Infinity );
defineProperty( 'maxY', Infinity );
defineProperty( 'minZ', - Infinity );
defineProperty( 'maxZ', Infinity );
// Reusable utility variables
const worldPosition = new Vector3();
const worldPositionStart = new Vector3();
const worldQuaternion = new Quaternion();
const worldQuaternionStart = new Quaternion();
const cameraPosition = new Vector3();
const cameraQuaternion = new Quaternion();
const pointStart = new Vector3();
const pointEnd = new Vector3();
const rotationAxis = new Vector3();
const rotationAngle = 0;
const eye = new 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 Vector3();
this._startNorm = new Vector3();
this._endNorm = new Vector3();
this._cameraScale = new Vector3();
this._parentPosition = new Vector3();
this._parentQuaternion = new Quaternion();
this._parentQuaternionInv = new Quaternion();
this._parentScale = new Vector3();
this._worldScaleStart = new Vector3();
this._worldQuaternionInv = new Quaternion();
this._worldScale = new Vector3();
this._positionStart = new Vector3();
this._quaternionStart = new Quaternion();
this._scaleStart = new 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 );
if ( domElement !== null ) {
this.connect();
}
}
connect() {
this.domElement.addEventListener( 'pointerdown', this._onPointerDown );
this.domElement.addEventListener( 'pointermove', this._onPointerHover );
this.domElement.addEventListener( 'pointerup', this._onPointerUp );
this.domElement.style.touchAction = 'none'; // disable touch scroll
}
disconnect() {
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.domElement.style.touchAction = 'auto';
}
getHelper() {
return this._root;
}
pointerHover( pointer ) {
if ( this.object === undefined || this.dragging === true ) return;
if ( pointer !== null ) _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 != null && pointer.button !== 0 ) ) return;
if ( this.axis !== null ) {
if ( pointer !== null ) _raycaster.setFromCamera( pointer, this.camera );
const planeIntersect = intersectObjectWithRay( this._plane, _raycaster, true );
if ( planeIntersect ) {
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 !== 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 ) );
}
}
}
object.position.x = Math.max( this.minX, Math.min( this.maxX, object.position.x ) );
object.position.y = Math.max( this.minY, Math.min( this.maxY, object.position.y ) );
object.position.z = Math.max( this.minZ, Math.min( this.maxZ, object.position.z ) );
} 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.disconnect();
this._root.dispose();
}
// Set current object
attach( object ) {
this.object = object;
this._root.visible = true;
return this;
}
// Detach from object
detach() {
this.object = undefined;
this.axis = null;
this._root.visible = false;
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 TransformControlsRoot extends Object3D {
constructor( controls ) {
super();
this.isTransformControlsRoot = true;
this.controls = controls;
this.visible = false;
}
// updateMatrixWorld updates key transformation variables
updateMatrixWorld( force ) {
const controls = this.controls;
if ( controls.object !== undefined ) {
controls.object.updateMatrixWorld();
if ( controls.object.parent === null ) {
console.error( 'TransformControls: The attached 3D object must be a part of the scene graph.' );
} else {
controls.object.parent.matrixWorld.decompose( controls._parentPosition, controls._parentQuaternion, controls._parentScale );
}
controls.object.matrixWorld.decompose( controls.worldPosition, controls.worldQuaternion, controls._worldScale );
controls._parentQuaternionInv.copy( controls._parentQuaternion ).invert();
controls._worldQuaternionInv.copy( controls.worldQuaternion ).invert();
}
controls.camera.updateMatrixWorld();
controls.camera.matrixWorld.decompose( controls.cameraPosition, controls.cameraQuaternion, controls._cameraScale );
if ( controls.camera.isOrthographicCamera ) {
controls.camera.getWorldDirection( controls.eye ).negate();
} else {
controls.eye.copy( controls.cameraPosition ).sub( controls.worldPosition ).normalize();
}
super.updateMatrixWorld( force );
}
dispose() {
this.traverse( function ( child ) {
if ( child.geometry ) child.geometry.dispose();
if ( child.material ) child.material.dispose();
} );
}
}
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: [