elation-engine
Version:
WebGL/WebVR engine written in Javascript
2,127 lines (1,261 loc) • 70.7 kB
JavaScript
/**
* @author James Baicoianu / http://www.baicoianu.com/
*/
THREE.FlyControls = function ( object, domElement ) {
this.object = object;
this.domElement = ( domElement !== undefined ) ? domElement : document;
if ( domElement ) this.domElement.setAttribute( 'tabindex', - 1 );
// API
this.movementSpeed = 1.0;
this.rollSpeed = 0.005;
this.dragToLook = false;
this.autoForward = false;
// disable default target object behavior
// internals
this.tmpQuaternion = new THREE.Quaternion();
this.mouseStatus = 0;
this.moveState = { up: 0, down: 0, left: 0, right: 0, forward: 0, back: 0, pitchUp: 0, pitchDown: 0, yawLeft: 0, yawRight: 0, rollLeft: 0, rollRight: 0 };
this.moveVector = new THREE.Vector3( 0, 0, 0 );
this.rotationVector = new THREE.Vector3( 0, 0, 0 );
this.keydown = function ( event ) {
if ( event.altKey ) {
return;
}
//event.preventDefault();
switch ( event.keyCode ) {
case 16: /* shift */ this.movementSpeedMultiplier = .1; break;
case 87: /*W*/ this.moveState.forward = 1; break;
case 83: /*S*/ this.moveState.back = 1; break;
case 65: /*A*/ this.moveState.left = 1; break;
case 68: /*D*/ this.moveState.right = 1; break;
case 82: /*R*/ this.moveState.up = 1; break;
case 70: /*F*/ this.moveState.down = 1; break;
case 38: /*up*/ this.moveState.pitchUp = 1; break;
case 40: /*down*/ this.moveState.pitchDown = 1; break;
case 37: /*left*/ this.moveState.yawLeft = 1; break;
case 39: /*right*/ this.moveState.yawRight = 1; break;
case 81: /*Q*/ this.moveState.rollLeft = 1; break;
case 69: /*E*/ this.moveState.rollRight = 1; break;
}
this.updateMovementVector();
this.updateRotationVector();
};
this.keyup = function ( event ) {
switch ( event.keyCode ) {
case 16: /* shift */ this.movementSpeedMultiplier = 1; break;
case 87: /*W*/ this.moveState.forward = 0; break;
case 83: /*S*/ this.moveState.back = 0; break;
case 65: /*A*/ this.moveState.left = 0; break;
case 68: /*D*/ this.moveState.right = 0; break;
case 82: /*R*/ this.moveState.up = 0; break;
case 70: /*F*/ this.moveState.down = 0; break;
case 38: /*up*/ this.moveState.pitchUp = 0; break;
case 40: /*down*/ this.moveState.pitchDown = 0; break;
case 37: /*left*/ this.moveState.yawLeft = 0; break;
case 39: /*right*/ this.moveState.yawRight = 0; break;
case 81: /*Q*/ this.moveState.rollLeft = 0; break;
case 69: /*E*/ this.moveState.rollRight = 0; break;
}
this.updateMovementVector();
this.updateRotationVector();
};
this.mousedown = function ( event ) {
if ( this.domElement !== document ) {
this.domElement.focus();
}
event.preventDefault();
event.stopPropagation();
if ( this.dragToLook ) {
this.mouseStatus ++;
} else {
switch ( event.button ) {
case 0: this.moveState.forward = 1; break;
case 2: this.moveState.back = 1; break;
}
this.updateMovementVector();
}
};
this.mousemove = function ( event ) {
if ( ! this.dragToLook || this.mouseStatus > 0 ) {
var container = this.getContainerDimensions();
var halfWidth = container.size[ 0 ] / 2;
var halfHeight = container.size[ 1 ] / 2;
this.moveState.yawLeft = - ( ( event.pageX - container.offset[ 0 ] ) - halfWidth ) / halfWidth;
this.moveState.pitchDown = ( ( event.pageY - container.offset[ 1 ] ) - halfHeight ) / halfHeight;
this.updateRotationVector();
}
};
this.mouseup = function ( event ) {
event.preventDefault();
event.stopPropagation();
if ( this.dragToLook ) {
this.mouseStatus --;
this.moveState.yawLeft = this.moveState.pitchDown = 0;
} else {
switch ( event.button ) {
case 0: this.moveState.forward = 0; break;
case 2: this.moveState.back = 0; break;
}
this.updateMovementVector();
}
this.updateRotationVector();
};
this.update = function ( delta ) {
var moveMult = delta * this.movementSpeed;
var rotMult = delta * this.rollSpeed;
this.object.translateX( this.moveVector.x * moveMult );
this.object.translateY( this.moveVector.y * moveMult );
this.object.translateZ( this.moveVector.z * moveMult );
this.tmpQuaternion.set( this.rotationVector.x * rotMult, this.rotationVector.y * rotMult, this.rotationVector.z * rotMult, 1 ).normalize();
this.object.quaternion.multiply( this.tmpQuaternion );
// expose the rotation vector for convenience
this.object.rotation.setFromQuaternion( this.object.quaternion, this.object.rotation.order );
};
this.updateMovementVector = function () {
var forward = ( this.moveState.forward || ( this.autoForward && ! this.moveState.back ) ) ? 1 : 0;
this.moveVector.x = ( - this.moveState.left + this.moveState.right );
this.moveVector.y = ( - this.moveState.down + this.moveState.up );
this.moveVector.z = ( - forward + this.moveState.back );
//console.log( 'move:', [ this.moveVector.x, this.moveVector.y, this.moveVector.z ] );
};
this.updateRotationVector = function () {
this.rotationVector.x = ( - this.moveState.pitchDown + this.moveState.pitchUp );
this.rotationVector.y = ( - this.moveState.yawRight + this.moveState.yawLeft );
this.rotationVector.z = ( - this.moveState.rollRight + this.moveState.rollLeft );
//console.log( 'rotate:', [ this.rotationVector.x, this.rotationVector.y, this.rotationVector.z ] );
};
this.getContainerDimensions = function () {
if ( this.domElement != document ) {
return {
size: [ this.domElement.offsetWidth, this.domElement.offsetHeight ],
offset: [ this.domElement.offsetLeft, this.domElement.offsetTop ]
};
} else {
return {
size: [ window.innerWidth, window.innerHeight ],
offset: [ 0, 0 ]
};
}
};
function bind( scope, fn ) {
return function () {
fn.apply( scope, arguments );
};
}
function contextmenu( event ) {
event.preventDefault();
}
this.dispose = function () {
this.domElement.removeEventListener( 'contextmenu', contextmenu, false );
this.domElement.removeEventListener( 'mousedown', _mousedown, false );
this.domElement.removeEventListener( 'mousemove', _mousemove, false );
this.domElement.removeEventListener( 'mouseup', _mouseup, false );
window.removeEventListener( 'keydown', _keydown, false );
window.removeEventListener( 'keyup', _keyup, false );
};
var _mousemove = bind( this, this.mousemove );
var _mousedown = bind( this, this.mousedown );
var _mouseup = bind( this, this.mouseup );
var _keydown = bind( this, this.keydown );
var _keyup = bind( this, this.keyup );
this.domElement.addEventListener( 'contextmenu', contextmenu, false );
this.domElement.addEventListener( 'mousemove', _mousemove, false );
this.domElement.addEventListener( 'mousedown', _mousedown, false );
this.domElement.addEventListener( 'mouseup', _mouseup, false );
window.addEventListener( 'keydown', _keydown, false );
window.addEventListener( 'keyup', _keyup, false );
this.updateMovementVector();
this.updateRotationVector();
};
/**
* @author qiao / https://github.com/qiao
* @author mrdoob / http://mrdoob.com
* @author alteredq / http://alteredqualia.com/
* @author WestLangley / http://github.com/WestLangley
* @author erich666 / http://erichaines.com
*/
// This set of controls performs orbiting, dollying (zooming), and panning.
// Unlike TrackballControls, it maintains the "up" direction object.up (+Y by default).
//
// Orbit - left mouse / touch: one-finger move
// Zoom - middle mouse, or mousewheel / touch: two-finger spread or squish
// Pan - right mouse, or left mouse + ctrl/metaKey, or arrow keys / touch: two-finger move
THREE.OrbitControls = function ( object, domElement ) {
this.object = object;
this.domElement = ( domElement !== undefined ) ? domElement : document;
// Set to false to disable this control
this.enabled = true;
// "target" sets the location of focus, where the object orbits around
this.target = new THREE.Vector3();
// How far you can dolly in and out ( PerspectiveCamera only )
this.minDistance = 0;
this.maxDistance = Infinity;
// How far you can zoom in and out ( OrthographicCamera only )
this.minZoom = 0;
this.maxZoom = Infinity;
// How far you can orbit vertically, upper and lower limits.
// Range is 0 to Math.PI radians.
this.minPolarAngle = 0; // radians
this.maxPolarAngle = Math.PI; // radians
// How far you can orbit horizontally, upper and lower limits.
// If set, must be a sub-interval of the interval [ - Math.PI, Math.PI ].
this.minAzimuthAngle = - Infinity; // radians
this.maxAzimuthAngle = Infinity; // radians
// Set to true to enable damping (inertia)
// If damping is enabled, you must call controls.update() in your animation loop
this.enableDamping = false;
this.dampingFactor = 0.25;
// This option actually enables dollying in and out; left as "zoom" for backwards compatibility.
// Set to false to disable zooming
this.enableZoom = true;
this.zoomSpeed = 1.0;
// Set to false to disable rotating
this.enableRotate = true;
this.rotateSpeed = 1.0;
// Set to false to disable panning
this.enablePan = true;
this.panSpeed = 1.0;
this.screenSpacePanning = false; // if true, pan in screen-space
this.keyPanSpeed = 7.0; // pixels moved per arrow key push
// Set to true to automatically rotate around the target
// If auto-rotate is enabled, you must call controls.update() in your animation loop
this.autoRotate = false;
this.autoRotateSpeed = 2.0; // 30 seconds per round when fps is 60
// Set to false to disable use of the keys
this.enableKeys = true;
// The four arrow keys
this.keys = { LEFT: 37, UP: 38, RIGHT: 39, BOTTOM: 40 };
// Mouse buttons
this.mouseButtons = { LEFT: THREE.MOUSE.LEFT, MIDDLE: THREE.MOUSE.MIDDLE, RIGHT: THREE.MOUSE.RIGHT };
// for reset
this.target0 = this.target.clone();
this.position0 = this.object.position.clone();
this.zoom0 = this.object.zoom;
//
// public methods
//
this.getPolarAngle = function () {
return spherical.phi;
};
this.getAzimuthalAngle = function () {
return spherical.theta;
};
this.saveState = function () {
scope.target0.copy( scope.target );
scope.position0.copy( scope.object.position );
scope.zoom0 = scope.object.zoom;
};
this.reset = function () {
scope.target.copy( scope.target0 );
scope.object.position.copy( scope.position0 );
scope.object.zoom = scope.zoom0;
scope.object.updateProjectionMatrix();
scope.dispatchEvent( changeEvent );
scope.update();
state = STATE.NONE;
};
// this method is exposed, but perhaps it would be better if we can make it private...
this.update = function () {
var offset = new THREE.Vector3();
// so camera.up is the orbit axis
var quat = new THREE.Quaternion().setFromUnitVectors( object.up, new THREE.Vector3( 0, 1, 0 ) );
var quatInverse = quat.clone().inverse();
var lastPosition = new THREE.Vector3();
var lastQuaternion = new THREE.Quaternion();
return function update() {
var position = scope.object.position;
offset.copy( position ).sub( scope.target );
// rotate offset to "y-axis-is-up" space
offset.applyQuaternion( quat );
// angle from z-axis around y-axis
spherical.setFromVector3( offset );
if ( scope.autoRotate && state === STATE.NONE ) {
rotateLeft( getAutoRotationAngle() );
}
spherical.theta += sphericalDelta.theta;
spherical.phi += sphericalDelta.phi;
// restrict theta to be between desired limits
spherical.theta = Math.max( scope.minAzimuthAngle, Math.min( scope.maxAzimuthAngle, spherical.theta ) );
// restrict phi to be between desired limits
spherical.phi = Math.max( scope.minPolarAngle, Math.min( scope.maxPolarAngle, spherical.phi ) );
spherical.makeSafe();
spherical.radius *= scale;
// restrict radius to be between desired limits
spherical.radius = Math.max( scope.minDistance, Math.min( scope.maxDistance, spherical.radius ) );
// move target to panned location
scope.target.add( panOffset );
offset.setFromSpherical( spherical );
// rotate offset back to "camera-up-vector-is-up" space
offset.applyQuaternion( quatInverse );
position.copy( scope.target ).add( offset );
scope.object.lookAt( scope.target );
if ( scope.enableDamping === true ) {
sphericalDelta.theta *= ( 1 - scope.dampingFactor );
sphericalDelta.phi *= ( 1 - scope.dampingFactor );
panOffset.multiplyScalar( 1 - scope.dampingFactor );
} else {
sphericalDelta.set( 0, 0, 0 );
panOffset.set( 0, 0, 0 );
}
scale = 1;
// update condition is:
// min(camera displacement, camera rotation in radians)^2 > EPS
// using small-angle approximation cos(x/2) = 1 - x^2 / 8
if ( zoomChanged ||
lastPosition.distanceToSquared( scope.object.position ) > EPS ||
8 * ( 1 - lastQuaternion.dot( scope.object.quaternion ) ) > EPS ) {
scope.dispatchEvent( changeEvent );
lastPosition.copy( scope.object.position );
lastQuaternion.copy( scope.object.quaternion );
zoomChanged = false;
return true;
}
return false;
};
}();
this.dispose = function () {
scope.domElement.removeEventListener( 'contextmenu', onContextMenu, false );
scope.domElement.removeEventListener( 'mousedown', onMouseDown, false );
scope.domElement.removeEventListener( 'wheel', onMouseWheel, false );
scope.domElement.removeEventListener( 'touchstart', onTouchStart, false );
scope.domElement.removeEventListener( 'touchend', onTouchEnd, false );
scope.domElement.removeEventListener( 'touchmove', onTouchMove, false );
document.removeEventListener( 'mousemove', onMouseMove, false );
document.removeEventListener( 'mouseup', onMouseUp, false );
window.removeEventListener( 'keydown', onKeyDown, false );
//scope.dispatchEvent( { type: 'dispose' } ); // should this be added here?
};
//
// internals
//
var scope = this;
var changeEvent = { type: 'change' };
var startEvent = { type: 'start' };
var endEvent = { type: 'end' };
var STATE = { NONE: - 1, ROTATE: 0, DOLLY: 1, PAN: 2, TOUCH_ROTATE: 3, TOUCH_DOLLY_PAN: 4 };
var state = STATE.NONE;
var EPS = 0.000001;
// current position in spherical coordinates
var spherical = new THREE.Spherical();
var sphericalDelta = new THREE.Spherical();
var scale = 1;
var panOffset = new THREE.Vector3();
var zoomChanged = false;
var rotateStart = new THREE.Vector2();
var rotateEnd = new THREE.Vector2();
var rotateDelta = new THREE.Vector2();
var panStart = new THREE.Vector2();
var panEnd = new THREE.Vector2();
var panDelta = new THREE.Vector2();
var dollyStart = new THREE.Vector2();
var dollyEnd = new THREE.Vector2();
var dollyDelta = new THREE.Vector2();
function getAutoRotationAngle() {
return 2 * Math.PI / 60 / 60 * scope.autoRotateSpeed;
}
function getZoomScale() {
return Math.pow( 0.95, scope.zoomSpeed );
}
function rotateLeft( angle ) {
sphericalDelta.theta -= angle;
}
function rotateUp( angle ) {
sphericalDelta.phi -= angle;
}
var panLeft = function () {
var v = new THREE.Vector3();
return function panLeft( distance, objectMatrix ) {
v.setFromMatrixColumn( objectMatrix, 0 ); // get X column of objectMatrix
v.multiplyScalar( - distance );
panOffset.add( v );
};
}();
var panUp = function () {
var v = new THREE.Vector3();
return function panUp( distance, objectMatrix ) {
if ( scope.screenSpacePanning === true ) {
v.setFromMatrixColumn( objectMatrix, 1 );
} else {
v.setFromMatrixColumn( objectMatrix, 0 );
v.crossVectors( scope.object.up, v );
}
v.multiplyScalar( distance );
panOffset.add( v );
};
}();
// deltaX and deltaY are in pixels; right and down are positive
var pan = function () {
var offset = new THREE.Vector3();
return function pan( deltaX, deltaY ) {
var element = scope.domElement === document ? scope.domElement.body : scope.domElement;
if ( scope.object.isPerspectiveCamera ) {
// perspective
var position = scope.object.position;
offset.copy( position ).sub( scope.target );
var targetDistance = offset.length();
// half of the fov is center to top of screen
targetDistance *= Math.tan( ( scope.object.fov / 2 ) * Math.PI / 180.0 );
// we use only clientHeight here so aspect ratio does not distort speed
panLeft( 2 * deltaX * targetDistance / element.clientHeight, scope.object.matrix );
panUp( 2 * deltaY * targetDistance / element.clientHeight, scope.object.matrix );
} else if ( scope.object.isOrthographicCamera ) {
// orthographic
panLeft( deltaX * ( scope.object.right - scope.object.left ) / scope.object.zoom / element.clientWidth, scope.object.matrix );
panUp( deltaY * ( scope.object.top - scope.object.bottom ) / scope.object.zoom / element.clientHeight, scope.object.matrix );
} else {
// camera neither orthographic nor perspective
console.warn( 'WARNING: OrbitControls.js encountered an unknown camera type - pan disabled.' );
scope.enablePan = false;
}
};
}();
function dollyIn( dollyScale ) {
if ( scope.object.isPerspectiveCamera ) {
scale /= dollyScale;
} else if ( scope.object.isOrthographicCamera ) {
scope.object.zoom = Math.max( scope.minZoom, Math.min( scope.maxZoom, scope.object.zoom * dollyScale ) );
scope.object.updateProjectionMatrix();
zoomChanged = true;
} else {
console.warn( 'WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled.' );
scope.enableZoom = false;
}
}
function dollyOut( dollyScale ) {
if ( scope.object.isPerspectiveCamera ) {
scale *= dollyScale;
} else if ( scope.object.isOrthographicCamera ) {
scope.object.zoom = Math.max( scope.minZoom, Math.min( scope.maxZoom, scope.object.zoom / dollyScale ) );
scope.object.updateProjectionMatrix();
zoomChanged = true;
} else {
console.warn( 'WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled.' );
scope.enableZoom = false;
}
}
//
// event callbacks - update the object state
//
function handleMouseDownRotate( event ) {
//console.log( 'handleMouseDownRotate' );
rotateStart.set( event.clientX, event.clientY );
}
function handleMouseDownDolly( event ) {
//console.log( 'handleMouseDownDolly' );
dollyStart.set( event.clientX, event.clientY );
}
function handleMouseDownPan( event ) {
//console.log( 'handleMouseDownPan' );
panStart.set( event.clientX, event.clientY );
}
function handleMouseMoveRotate( event ) {
//console.log( 'handleMouseMoveRotate' );
rotateEnd.set( event.clientX, event.clientY );
rotateDelta.subVectors( rotateEnd, rotateStart ).multiplyScalar( scope.rotateSpeed );
var element = scope.domElement === document ? scope.domElement.body : scope.domElement;
rotateLeft( 2 * Math.PI * rotateDelta.x / element.clientHeight ); // yes, height
rotateUp( 2 * Math.PI * rotateDelta.y / element.clientHeight );
rotateStart.copy( rotateEnd );
scope.update();
}
function handleMouseMoveDolly( event ) {
//console.log( 'handleMouseMoveDolly' );
dollyEnd.set( event.clientX, event.clientY );
dollyDelta.subVectors( dollyEnd, dollyStart );
if ( dollyDelta.y > 0 ) {
dollyIn( getZoomScale() );
} else if ( dollyDelta.y < 0 ) {
dollyOut( getZoomScale() );
}
dollyStart.copy( dollyEnd );
scope.update();
}
function handleMouseMovePan( event ) {
//console.log( 'handleMouseMovePan' );
panEnd.set( event.clientX, event.clientY );
panDelta.subVectors( panEnd, panStart ).multiplyScalar( scope.panSpeed );
pan( panDelta.x, panDelta.y );
panStart.copy( panEnd );
scope.update();
}
function handleMouseUp( event ) {
//console.log( 'handleMouseUp' );
}
function handleMouseWheel( event ) {
//console.log( 'handleMouseWheel' );
if ( event.deltaY < 0 ) {
dollyOut( getZoomScale() );
} else if ( event.deltaY > 0 ) {
dollyIn( getZoomScale() );
}
scope.update();
}
function handleKeyDown( event ) {
////console.log( 'handleKeyDown' );
switch ( event.keyCode ) {
case scope.keys.UP:
pan( 0, scope.keyPanSpeed );
scope.update();
break;
case scope.keys.BOTTOM:
pan( 0, - scope.keyPanSpeed );
scope.update();
break;
case scope.keys.LEFT:
pan( scope.keyPanSpeed, 0 );
scope.update();
break;
case scope.keys.RIGHT:
pan( - scope.keyPanSpeed, 0 );
scope.update();
break;
}
}
function handleTouchStartRotate( event ) {
//console.log( 'handleTouchStartRotate' );
rotateStart.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY );
}
function handleTouchStartDollyPan( event ) {
//console.log( 'handleTouchStartDollyPan' );
if ( scope.enableZoom ) {
var dx = event.touches[ 0 ].pageX - event.touches[ 1 ].pageX;
var dy = event.touches[ 0 ].pageY - event.touches[ 1 ].pageY;
var distance = Math.sqrt( dx * dx + dy * dy );
dollyStart.set( 0, distance );
}
if ( scope.enablePan ) {
var x = 0.5 * ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX );
var y = 0.5 * ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY );
panStart.set( x, y );
}
}
function handleTouchMoveRotate( event ) {
//console.log( 'handleTouchMoveRotate' );
rotateEnd.set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY );
rotateDelta.subVectors( rotateEnd, rotateStart ).multiplyScalar( scope.rotateSpeed );
var element = scope.domElement === document ? scope.domElement.body : scope.domElement;
rotateLeft( 2 * Math.PI * rotateDelta.x / element.clientHeight ); // yes, height
rotateUp( 2 * Math.PI * rotateDelta.y / element.clientHeight );
rotateStart.copy( rotateEnd );
scope.update();
}
function handleTouchMoveDollyPan( event ) {
//console.log( 'handleTouchMoveDollyPan' );
if ( scope.enableZoom ) {
var dx = event.touches[ 0 ].pageX - event.touches[ 1 ].pageX;
var dy = event.touches[ 0 ].pageY - event.touches[ 1 ].pageY;
var distance = Math.sqrt( dx * dx + dy * dy );
dollyEnd.set( 0, distance );
dollyDelta.set( 0, Math.pow( dollyEnd.y / dollyStart.y, scope.zoomSpeed ) );
dollyIn( dollyDelta.y );
dollyStart.copy( dollyEnd );
}
if ( scope.enablePan ) {
var x = 0.5 * ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX );
var y = 0.5 * ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY );
panEnd.set( x, y );
panDelta.subVectors( panEnd, panStart ).multiplyScalar( scope.panSpeed );
pan( panDelta.x, panDelta.y );
panStart.copy( panEnd );
}
scope.update();
}
function handleTouchEnd( event ) {
//console.log( 'handleTouchEnd' );
}
//
// event handlers - FSM: listen for events and reset state
//
function onMouseDown( event ) {
if ( scope.enabled === false ) return;
event.preventDefault();
switch ( event.button ) {
case scope.mouseButtons.LEFT:
if ( event.ctrlKey || event.metaKey ) {
if ( scope.enablePan === false ) return;
handleMouseDownPan( event );
state = STATE.PAN;
} else {
if ( scope.enableRotate === false ) return;
handleMouseDownRotate( event );
state = STATE.ROTATE;
}
break;
case scope.mouseButtons.MIDDLE:
if ( scope.enableZoom === false ) return;
handleMouseDownDolly( event );
state = STATE.DOLLY;
break;
case scope.mouseButtons.RIGHT:
if ( scope.enablePan === false ) return;
handleMouseDownPan( event );
state = STATE.PAN;
break;
}
if ( state !== STATE.NONE ) {
document.addEventListener( 'mousemove', onMouseMove, false );
document.addEventListener( 'mouseup', onMouseUp, false );
scope.dispatchEvent( startEvent );
}
}
function onMouseMove( event ) {
if ( scope.enabled === false ) return;
event.preventDefault();
switch ( state ) {
case STATE.ROTATE:
if ( scope.enableRotate === false ) return;
handleMouseMoveRotate( event );
break;
case STATE.DOLLY:
if ( scope.enableZoom === false ) return;
handleMouseMoveDolly( event );
break;
case STATE.PAN:
if ( scope.enablePan === false ) return;
handleMouseMovePan( event );
break;
}
}
function onMouseUp( event ) {
if ( scope.enabled === false ) return;
handleMouseUp( event );
document.removeEventListener( 'mousemove', onMouseMove, false );
document.removeEventListener( 'mouseup', onMouseUp, false );
scope.dispatchEvent( endEvent );
state = STATE.NONE;
}
function onMouseWheel( event ) {
if ( scope.enabled === false || scope.enableZoom === false || ( state !== STATE.NONE && state !== STATE.ROTATE ) ) return;
event.preventDefault();
event.stopPropagation();
scope.dispatchEvent( startEvent );
handleMouseWheel( event );
scope.dispatchEvent( endEvent );
}
function onKeyDown( event ) {
if ( scope.enabled === false || scope.enableKeys === false || scope.enablePan === false ) return;
handleKeyDown( event );
}
function onTouchStart( event ) {
if ( scope.enabled === false ) return;
event.preventDefault();
switch ( event.touches.length ) {
case 1: // one-fingered touch: rotate
if ( scope.enableRotate === false ) return;
handleTouchStartRotate( event );
state = STATE.TOUCH_ROTATE;
break;
case 2: // two-fingered touch: dolly-pan
if ( scope.enableZoom === false && scope.enablePan === false ) return;
handleTouchStartDollyPan( event );
state = STATE.TOUCH_DOLLY_PAN;
break;
default:
state = STATE.NONE;
}
if ( state !== STATE.NONE ) {
scope.dispatchEvent( startEvent );
}
}
function onTouchMove( event ) {
if ( scope.enabled === false ) return;
event.preventDefault();
event.stopPropagation();
switch ( event.touches.length ) {
case 1: // one-fingered touch: rotate
if ( scope.enableRotate === false ) return;
if ( state !== STATE.TOUCH_ROTATE ) return; // is this needed?
handleTouchMoveRotate( event );
break;
case 2: // two-fingered touch: dolly-pan
if ( scope.enableZoom === false && scope.enablePan === false ) return;
if ( state !== STATE.TOUCH_DOLLY_PAN ) return; // is this needed?
handleTouchMoveDollyPan( event );
break;
default:
state = STATE.NONE;
}
}
function onTouchEnd( event ) {
if ( scope.enabled === false ) return;
handleTouchEnd( event );
scope.dispatchEvent( endEvent );
state = STATE.NONE;
}
function onContextMenu( event ) {
if ( scope.enabled === false ) return;
event.preventDefault();
}
//
scope.domElement.addEventListener( 'contextmenu', onContextMenu, false );
scope.domElement.addEventListener( 'mousedown', onMouseDown, false );
scope.domElement.addEventListener( 'wheel', onMouseWheel, false );
scope.domElement.addEventListener( 'touchstart', onTouchStart, false );
scope.domElement.addEventListener( 'touchend', onTouchEnd, false );
scope.domElement.addEventListener( 'touchmove', onTouchMove, false );
window.addEventListener( 'keydown', onKeyDown, false );
// force an update at start
this.update();
};
THREE.OrbitControls.prototype = Object.create( THREE.EventDispatcher.prototype );
THREE.OrbitControls.prototype.constructor = THREE.OrbitControls;
Object.defineProperties( THREE.OrbitControls.prototype, {
center: {
get: function () {
console.warn( 'THREE.OrbitControls: .center has been renamed to .target' );
return this.target;
}
},
// backward compatibility
noZoom: {
get: function () {
console.warn( 'THREE.OrbitControls: .noZoom has been deprecated. Use .enableZoom instead.' );
return ! this.enableZoom;
},
set: function ( value ) {
console.warn( 'THREE.OrbitControls: .noZoom has been deprecated. Use .enableZoom instead.' );
this.enableZoom = ! value;
}
},
noRotate: {
get: function () {
console.warn( 'THREE.OrbitControls: .noRotate has been deprecated. Use .enableRotate instead.' );
return ! this.enableRotate;
},
set: function ( value ) {
console.warn( 'THREE.OrbitControls: .noRotate has been deprecated. Use .enableRotate instead.' );
this.enableRotate = ! value;
}
},
noPan: {
get: function () {
console.warn( 'THREE.OrbitControls: .noPan has been deprecated. Use .enablePan instead.' );
return ! this.enablePan;
},
set: function ( value ) {
console.warn( 'THREE.OrbitControls: .noPan has been deprecated. Use .enablePan instead.' );
this.enablePan = ! value;
}
},
noKeys: {
get: function () {
console.warn( 'THREE.OrbitControls: .noKeys has been deprecated. Use .enableKeys instead.' );
return ! this.enableKeys;
},
set: function ( value ) {
console.warn( 'THREE.OrbitControls: .noKeys has been deprecated. Use .enableKeys instead.' );
this.enableKeys = ! value;
}
},
staticMoving: {
get: function () {
console.warn( 'THREE.OrbitControls: .staticMoving has been deprecated. Use .enableDamping instead.' );
return ! this.enableDamping;
},
set: function ( value ) {
console.warn( 'THREE.OrbitControls: .staticMoving has been deprecated. Use .enableDamping instead.' );
this.enableDamping = ! value;
}
},
dynamicDampingFactor: {
get: function () {
console.warn( 'THREE.OrbitControls: .dynamicDampingFactor has been renamed. Use .dampingFactor instead.' );
return this.dampingFactor;
},
set: function ( value ) {
console.warn( 'THREE.OrbitControls: .dynamicDampingFactor has been renamed. Use .dampingFactor instead.' );
this.dampingFactor = value;
}
}
} );
( 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;
this.domElement.style.touchAction = 'none'; // disable touch scroll
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.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 ) {
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.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;
} // Detatch from object
detach() {
this.object = undefined;
this.visible = false;
this.axis = null;
return this;
}
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;
}
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 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 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,
fog: false,
toneMapped: false,
transparent: true
} );
const gizmoLineMaterial = new THREE.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 THREE.CylinderGeometry( 0, 0.04, 0.1, 12 );
arrowGeometry.translate( 0, 0.05, 0 );
const scaleHandleGeometry = new THREE.BoxGeometry( 0.08, 0.08, 0.08 );
scaleHandleGeometry.translate( 0, 0.04, 0 );
const lineGeometry = new THREE.BufferGeometry();
lineGeometry.setAttribute( 'position', new THREE.Float32BufferAttribute( [ 0, 0, 0, 1, 0, 0 ], 3 ) );
const lineGeometry2 = new THREE.CylinderGeometry( 0.0075, 0.0075, 0.5, 3 );
lineGeometry2.translate( 0, 0.25, 0 );
function CircleGeometry( radius, arc ) {
const geometry = new THREE.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 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 gizmoTransla