webvr js meetup initial commit

node_modules/three/examples/js/controls/DeviceOrientationControls.js

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+/**
+ * @author richt / http://richt.me
+ * @author WestLangley / http://github.com/WestLangley
+ *
+ * W3C Device Orientation control (http://w3c.github.io/deviceorientation/spec-source-orientation.html)
+ */
+
+THREE.DeviceOrientationControls = function( object ) {
+
+	var scope = this;
+
+	this.object = object;
+	this.object.rotation.reorder( "YXZ" );
+
+	this.enabled = true;
+
+	this.deviceOrientation = {};
+	this.screenOrientation = 0;
+
+	this.alpha = 0;
+	this.alphaOffsetAngle = 0;
+
+
+	var onDeviceOrientationChangeEvent = function( event ) {
+
+		scope.deviceOrientation = event;
+
+	};
+
+	var onScreenOrientationChangeEvent = function() {
+
+		scope.screenOrientation = window.orientation || 0;
+
+	};
+
+	// The angles alpha, beta and gamma form a set of intrinsic Tait-Bryan angles of type Z-X'-Y''
+
+	var setObjectQuaternion = function() {
+
+		var zee = new THREE.Vector3( 0, 0, 1 );
+
+		var euler = new THREE.Euler();
+
+		var q0 = new THREE.Quaternion();
+
+		var q1 = new THREE.Quaternion( - Math.sqrt( 0.5 ), 0, 0, Math.sqrt( 0.5 ) ); // - PI/2 around the x-axis
+
+		return function( quaternion, alpha, beta, gamma, orient ) {
+
+			euler.set( beta, alpha, - gamma, 'YXZ' ); // 'ZXY' for the device, but 'YXZ' for us
+
+			quaternion.setFromEuler( euler ); // orient the device
+
+			quaternion.multiply( q1 ); // camera looks out the back of the device, not the top
+
+			quaternion.multiply( q0.setFromAxisAngle( zee, - orient ) ); // adjust for screen orientation
+
+		}
+
+	}();
+
+	this.connect = function() {
+
+		onScreenOrientationChangeEvent(); // run once on load
+
+		window.addEventListener( 'orientationchange', onScreenOrientationChangeEvent, false );
+		window.addEventListener( 'deviceorientation', onDeviceOrientationChangeEvent, false );
+
+		scope.enabled = true;
+
+	};
+
+	this.disconnect = function() {
+
+		window.removeEventListener( 'orientationchange', onScreenOrientationChangeEvent, false );
+		window.removeEventListener( 'deviceorientation', onDeviceOrientationChangeEvent, false );
+
+		scope.enabled = false;
+
+	};
+
+	this.update = function() {
+
+		if ( scope.enabled === false ) return;
+
+		var alpha = scope.deviceOrientation.alpha ? THREE.Math.degToRad( scope.deviceOrientation.alpha ) + this.alphaOffsetAngle : 0; // Z
+		var beta = scope.deviceOrientation.beta ? THREE.Math.degToRad( scope.deviceOrientation.beta ) : 0; // X'
+		var gamma = scope.deviceOrientation.gamma ? THREE.Math.degToRad( scope.deviceOrientation.gamma ) : 0; // Y''
+		var orient = scope.screenOrientation ? THREE.Math.degToRad( scope.screenOrientation ) : 0; // O
+
+		setObjectQuaternion( scope.object.quaternion, alpha, beta, gamma, orient );
+		this.alpha = alpha;
+
+	};
+
+	this.updateAlphaOffsetAngle = function( angle ) {
+
+		this.alphaOffsetAngle = angle;
+		this.update();
+
+	};
+
+	this.dispose = function() {
+
+		this.disconnect();
+
+	};
+
+	this.connect();
+
+};

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

@@ -0,0 +1,193 @@
+/*
+ * @author zz85 / https://github.com/zz85
+ * @author mrdoob / http://mrdoob.com
+ * Running this will allow you to drag three.js objects around the screen.
+ */
+
+THREE.DragControls = function ( _objects, _camera, _domElement ) {
+
+	if ( _objects instanceof THREE.Camera ) {
+
+		console.warn( 'THREE.DragControls: Constructor now expects ( objects, camera, domElement )' );
+		var temp = _objects; _objects = _camera; _camera = temp;
+
+	}
+
+	var _plane = new THREE.Plane();
+	var _raycaster = new THREE.Raycaster();
+
+	var _mouse = new THREE.Vector2();
+	var _offset = new THREE.Vector3();
+	var _intersection = new THREE.Vector3();
+
+	var _selected = null, _hovered = null;
+
+	//
+
+	var scope = this;
+
+	function activate() {
+
+		_domElement.addEventListener( 'mousemove', onDocumentMouseMove, false );
+		_domElement.addEventListener( 'mousedown', onDocumentMouseDown, false );
+		_domElement.addEventListener( 'mouseup', onDocumentMouseUp, false );
+
+	}
+
+	function deactivate() {
+
+		_domElement.removeEventListener( 'mousemove', onDocumentMouseMove, false );
+		_domElement.removeEventListener( 'mousedown', onDocumentMouseDown, false );
+		_domElement.removeEventListener( 'mouseup', onDocumentMouseUp, false );
+
+	}
+
+	function dispose() {
+
+		deactivate();
+
+	}
+
+	function onDocumentMouseMove( event ) {
+
+		event.preventDefault();
+
+		_mouse.x = ( event.clientX / _domElement.width ) * 2 - 1;
+		_mouse.y = - ( event.clientY / _domElement.height ) * 2 + 1;
+
+		_raycaster.setFromCamera( _mouse, _camera );
+
+		if ( _selected && scope.enabled ) {
+
+			if ( _raycaster.ray.intersectPlane( _plane, _intersection ) ) {
+
+				_selected.position.copy( _intersection.sub( _offset ) );
+
+			}
+
+			scope.dispatchEvent( { type: 'drag', object: _selected } );
+
+			return;
+
+		}
+
+		_raycaster.setFromCamera( _mouse, _camera );
+
+		var intersects = _raycaster.intersectObjects( _objects );
+
+		if ( intersects.length > 0 ) {
+
+			var object = intersects[ 0 ].object;
+
+			_plane.setFromNormalAndCoplanarPoint( _camera.getWorldDirection( _plane.normal ), object.position );
+
+			if ( _hovered !== object ) {
+
+				scope.dispatchEvent( { type: 'hoveron', object: object } );
+
+				_domElement.style.cursor = 'pointer';
+				_hovered = object;
+
+			}
+
+		} else {
+
+			if ( _hovered !== null ) {
+
+				scope.dispatchEvent( { type: 'hoveroff', object: _hovered } );
+
+				_domElement.style.cursor = 'auto';
+				_hovered = null;
+
+			}
+
+		}
+
+	}
+
+	function onDocumentMouseDown( event ) {
+
+		event.preventDefault();
+
+		_raycaster.setFromCamera( _mouse, _camera );
+
+		var intersects = _raycaster.intersectObjects( _objects );
+
+		if ( intersects.length > 0 ) {
+
+			_selected = intersects[ 0 ].object;
+
+			if ( _raycaster.ray.intersectPlane( _plane, _intersection ) ) {
+
+				_offset.copy( _intersection ).sub( _selected.position );
+
+			}
+
+			_domElement.style.cursor = 'move';
+
+			scope.dispatchEvent( { type: 'dragstart', object: _selected } );
+
+		}
+
+
+	}
+
+	function onDocumentMouseUp( event ) {
+
+		event.preventDefault();
+
+		if ( _selected ) {
+
+			scope.dispatchEvent( { type: 'dragend', object: _selected } );
+
+			_selected = null;
+
+		}
+
+		_domElement.style.cursor = 'auto';
+
+	}
+
+	activate();
+
+	// API
+
+	this.enabled = true;
+
+	this.activate = activate;
+	this.deactivate = deactivate;
+	this.dispose = dispose;
+
+	// Backward compatibility
+
+	this.setObjects = function () {
+
+		console.error( 'THREE.DragControls: setObjects() has been removed.' );
+
+	};
+
+	this.on = function ( type, listener ) {
+
+		console.warn( 'THREE.DragControls: on() has been deprecated. Use addEventListener() instead.' );
+		scope.addEventListener( type, listener );
+
+	};
+
+	this.off = function ( type, listener ) {
+
+		console.warn( 'THREE.DragControls: off() has been deprecated. Use removeEventListener() instead.' );
+		scope.removeEventListener( type, listener );
+
+	};
+
+	this.notify = function ( type ) {
+
+		console.error( 'THREE.DragControls: notify() has been deprecated. Use dispatchEvent() instead.' );
+		scope.dispatchEvent( { type: type } );
+
+	};
+
+};
+
+THREE.DragControls.prototype = Object.create( THREE.EventDispatcher.prototype );
+THREE.DragControls.prototype.constructor = THREE.DragControls;

node_modules/three/examples/js/controls/EditorControls.js

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+/**
+ * @author qiao / https://github.com/qiao
+ * @author mrdoob / http://mrdoob.com
+ * @author alteredq / http://alteredqualia.com/
+ * @author WestLangley / http://github.com/WestLangley
+ */
+
+THREE.EditorControls = function ( object, domElement ) {
+
+	domElement = ( domElement !== undefined ) ? domElement : document;
+
+	// API
+
+	this.enabled = true;
+	this.center = new THREE.Vector3();
+	this.panSpeed = 0.001;
+	this.zoomSpeed = 0.001;
+	this.rotationSpeed = 0.005;
+
+	// internals
+
+	var scope = this;
+	var vector = new THREE.Vector3();
+
+	var STATE = { NONE: - 1, ROTATE: 0, ZOOM: 1, PAN: 2 };
+	var state = STATE.NONE;
+
+	var center = this.center;
+	var normalMatrix = new THREE.Matrix3();
+	var pointer = new THREE.Vector2();
+	var pointerOld = new THREE.Vector2();
+	var spherical = new THREE.Spherical();
+
+	// events
+
+	var changeEvent = { type: 'change' };
+
+	this.focus = function ( target ) {
+
+		var box = new THREE.Box3().setFromObject( target );
+		object.lookAt( center.copy( box.getCenter() ) );
+		scope.dispatchEvent( changeEvent );
+
+	};
+
+	this.pan = function ( delta ) {
+
+		var distance = object.position.distanceTo( center );
+
+		delta.multiplyScalar( distance * scope.panSpeed );
+		delta.applyMatrix3( normalMatrix.getNormalMatrix( object.matrix ) );
+
+		object.position.add( delta );
+		center.add( delta );
+
+		scope.dispatchEvent( changeEvent );
+
+	};
+
+	this.zoom = function ( delta ) {
+
+		var distance = object.position.distanceTo( center );
+
+		delta.multiplyScalar( distance * scope.zoomSpeed );
+
+		if ( delta.length() > distance ) return;
+
+		delta.applyMatrix3( normalMatrix.getNormalMatrix( object.matrix ) );
+
+		object.position.add( delta );
+
+		scope.dispatchEvent( changeEvent );
+
+	};
+
+	this.rotate = function ( delta ) {
+
+		vector.copy( object.position ).sub( center );
+
+		spherical.setFromVector3( vector );
+
+		spherical.theta += delta.x;
+		spherical.phi += delta.y;
+
+		spherical.makeSafe();
+
+		vector.setFromSpherical( spherical );
+
+		object.position.copy( center ).add( vector );
+
+		object.lookAt( center );
+
+		scope.dispatchEvent( changeEvent );
+
+	};
+
+	// mouse
+
+	function onMouseDown( event ) {
+
+		if ( scope.enabled === false ) return;
+
+		if ( event.button === 0 ) {
+
+			state = STATE.ROTATE;
+
+		} else if ( event.button === 1 ) {
+
+			state = STATE.ZOOM;
+
+		} else if ( event.button === 2 ) {
+
+			state = STATE.PAN;
+
+		}
+
+		pointerOld.set( event.clientX, event.clientY );
+
+		domElement.addEventListener( 'mousemove', onMouseMove, false );
+		domElement.addEventListener( 'mouseup', onMouseUp, false );
+		domElement.addEventListener( 'mouseout', onMouseUp, false );
+		domElement.addEventListener( 'dblclick', onMouseUp, false );
+
+	}
+
+	function onMouseMove( event ) {
+
+		if ( scope.enabled === false ) return;
+
+		pointer.set( event.clientX, event.clientY );
+
+		var movementX = pointer.x - pointerOld.x;
+		var movementY = pointer.y - pointerOld.y;
+
+		if ( state === STATE.ROTATE ) {
+
+			scope.rotate( new THREE.Vector3( - movementX * scope.rotationSpeed, - movementY * scope.rotationSpeed, 0 ) );
+
+		} else if ( state === STATE.ZOOM ) {
+
+			scope.zoom( new THREE.Vector3( 0, 0, movementY ) );
+
+		} else if ( state === STATE.PAN ) {
+
+			scope.pan( new THREE.Vector3( - movementX, movementY, 0 ) );
+
+		}
+
+		pointerOld.set( event.clientX, event.clientY );
+
+	}
+
+	function onMouseUp( event ) {
+
+		domElement.removeEventListener( 'mousemove', onMouseMove, false );
+		domElement.removeEventListener( 'mouseup', onMouseUp, false );
+		domElement.removeEventListener( 'mouseout', onMouseUp, false );
+		domElement.removeEventListener( 'dblclick', onMouseUp, false );
+
+		state = STATE.NONE;
+
+	}
+
+	function onMouseWheel( event ) {
+
+		event.preventDefault();
+
+		// if ( scope.enabled === false ) return;
+
+		scope.zoom( new THREE.Vector3( 0, 0, event.deltaY ) );
+
+	}
+
+	function contextmenu( event ) {
+
+		event.preventDefault();
+
+	}
+
+	this.dispose = function() {
+
+		domElement.removeEventListener( 'contextmenu', contextmenu, false );
+		domElement.removeEventListener( 'mousedown', onMouseDown, false );
+		domElement.removeEventListener( 'wheel', onMouseWheel, false );
+
+		domElement.removeEventListener( 'mousemove', onMouseMove, false );
+		domElement.removeEventListener( 'mouseup', onMouseUp, false );
+		domElement.removeEventListener( 'mouseout', onMouseUp, false );
+		domElement.removeEventListener( 'dblclick', onMouseUp, false );
+
+		domElement.removeEventListener( 'touchstart', touchStart, false );
+		domElement.removeEventListener( 'touchmove', touchMove, false );
+
+	};
+
+	domElement.addEventListener( 'contextmenu', contextmenu, false );
+	domElement.addEventListener( 'mousedown', onMouseDown, false );
+	domElement.addEventListener( 'wheel', onMouseWheel, false );
+
+	// touch
+
+	var touch = new THREE.Vector3();
+
+	var touches = [ new THREE.Vector3(), new THREE.Vector3(), new THREE.Vector3() ];
+	var prevTouches = [ new THREE.Vector3(), new THREE.Vector3(), new THREE.Vector3() ];
+
+	var prevDistance = null;
+
+	function touchStart( event ) {
+
+		if ( scope.enabled === false ) return;
+
+		switch ( event.touches.length ) {
+
+			case 1:
+				touches[ 0 ].set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY, 0 );
+				touches[ 1 ].set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY, 0 );
+				break;
+
+			case 2:
+				touches[ 0 ].set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY, 0 );
+				touches[ 1 ].set( event.touches[ 1 ].pageX, event.touches[ 1 ].pageY, 0 );
+				prevDistance = touches[ 0 ].distanceTo( touches[ 1 ] );
+				break;
+
+		}
+
+		prevTouches[ 0 ].copy( touches[ 0 ] );
+		prevTouches[ 1 ].copy( touches[ 1 ] );
+
+	}
+
+
+	function touchMove( event ) {
+
+		if ( scope.enabled === false ) return;
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		function getClosest( touch, touches ) {
+
+			var closest = touches[ 0 ];
+
+			for ( var i in touches ) {
+
+				if ( closest.distanceTo( touch ) > touches[ i ].distanceTo( touch ) ) closest = touches[ i ];
+
+			}
+
+			return closest;
+
+		}
+
+		switch ( event.touches.length ) {
+
+			case 1:
+				touches[ 0 ].set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY, 0 );
+				touches[ 1 ].set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY, 0 );
+				scope.rotate( touches[ 0 ].sub( getClosest( touches[ 0 ], prevTouches ) ).multiplyScalar( - scope.rotationSpeed ) );
+				break;
+
+			case 2:
+				touches[ 0 ].set( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY, 0 );
+				touches[ 1 ].set( event.touches[ 1 ].pageX, event.touches[ 1 ].pageY, 0 );
+				distance = touches[ 0 ].distanceTo( touches[ 1 ] );
+				scope.zoom( new THREE.Vector3( 0, 0, prevDistance - distance ) );
+				prevDistance = distance;
+
+
+				var offset0 = touches[ 0 ].clone().sub( getClosest( touches[ 0 ], prevTouches ) );
+				var offset1 = touches[ 1 ].clone().sub( getClosest( touches[ 1 ], prevTouches ) );
+				offset0.x = - offset0.x;
+				offset1.x = - offset1.x;
+
+				scope.pan( offset0.add( offset1 ).multiplyScalar( 0.5 ) );
+
+				break;
+
+		}
+
+		prevTouches[ 0 ].copy( touches[ 0 ] );
+		prevTouches[ 1 ].copy( touches[ 1 ] );
+
+	}
+
+	domElement.addEventListener( 'touchstart', touchStart, false );
+	domElement.addEventListener( 'touchmove', touchMove, false );
+
+};
+
+THREE.EditorControls.prototype = Object.create( THREE.EventDispatcher.prototype );
+THREE.EditorControls.prototype.constructor = THREE.EditorControls;

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

@@ -0,0 +1,300 @@
+/**
+ * @author mrdoob / http://mrdoob.com/
+ * @author alteredq / http://alteredqualia.com/
+ * @author paulirish / http://paulirish.com/
+ */
+
+THREE.FirstPersonControls = function ( object, domElement ) {
+
+	this.object = object;
+	this.target = new THREE.Vector3( 0, 0, 0 );
+
+	this.domElement = ( domElement !== undefined ) ? domElement : document;
+
+	this.enabled = true;
+
+	this.movementSpeed = 1.0;
+	this.lookSpeed = 0.005;
+
+	this.lookVertical = true;
+	this.autoForward = false;
+
+	this.activeLook = true;
+
+	this.heightSpeed = false;
+	this.heightCoef = 1.0;
+	this.heightMin = 0.0;
+	this.heightMax = 1.0;
+
+	this.constrainVertical = false;
+	this.verticalMin = 0;
+	this.verticalMax = Math.PI;
+
+	this.autoSpeedFactor = 0.0;
+
+	this.mouseX = 0;
+	this.mouseY = 0;
+
+	this.lat = 0;
+	this.lon = 0;
+	this.phi = 0;
+	this.theta = 0;
+
+	this.moveForward = false;
+	this.moveBackward = false;
+	this.moveLeft = false;
+	this.moveRight = false;
+
+	this.mouseDragOn = false;
+
+	this.viewHalfX = 0;
+	this.viewHalfY = 0;
+
+	if ( this.domElement !== document ) {
+
+		this.domElement.setAttribute( 'tabindex', - 1 );
+
+	}
+
+	//
+
+	this.handleResize = function () {
+
+		if ( this.domElement === document ) {
+
+			this.viewHalfX = window.innerWidth / 2;
+			this.viewHalfY = window.innerHeight / 2;
+
+		} else {
+
+			this.viewHalfX = this.domElement.offsetWidth / 2;
+			this.viewHalfY = this.domElement.offsetHeight / 2;
+
+		}
+
+	};
+
+	this.onMouseDown = function ( event ) {
+
+		if ( this.domElement !== document ) {
+
+			this.domElement.focus();
+
+		}
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		if ( this.activeLook ) {
+
+			switch ( event.button ) {
+
+				case 0: this.moveForward = true; break;
+				case 2: this.moveBackward = true; break;
+
+			}
+
+		}
+
+		this.mouseDragOn = true;
+
+	};
+
+	this.onMouseUp = function ( event ) {
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		if ( this.activeLook ) {
+
+			switch ( event.button ) {
+
+				case 0: this.moveForward = false; break;
+				case 2: this.moveBackward = false; break;
+
+			}
+
+		}
+
+		this.mouseDragOn = false;
+
+	};
+
+	this.onMouseMove = function ( event ) {
+
+		if ( this.domElement === document ) {
+
+			this.mouseX = event.pageX - this.viewHalfX;
+			this.mouseY = event.pageY - this.viewHalfY;
+
+		} else {
+
+			this.mouseX = event.pageX - this.domElement.offsetLeft - this.viewHalfX;
+			this.mouseY = event.pageY - this.domElement.offsetTop - this.viewHalfY;
+
+		}
+
+	};
+
+	this.onKeyDown = function ( event ) {
+
+		//event.preventDefault();
+
+		switch ( event.keyCode ) {
+
+			case 38: /*up*/
+			case 87: /*W*/ this.moveForward = true; break;
+
+			case 37: /*left*/
+			case 65: /*A*/ this.moveLeft = true; break;
+
+			case 40: /*down*/
+			case 83: /*S*/ this.moveBackward = true; break;
+
+			case 39: /*right*/
+			case 68: /*D*/ this.moveRight = true; break;
+
+			case 82: /*R*/ this.moveUp = true; break;
+			case 70: /*F*/ this.moveDown = true; break;
+
+		}
+
+	};
+
+	this.onKeyUp = function ( event ) {
+
+		switch ( event.keyCode ) {
+
+			case 38: /*up*/
+			case 87: /*W*/ this.moveForward = false; break;
+
+			case 37: /*left*/
+			case 65: /*A*/ this.moveLeft = false; break;
+
+			case 40: /*down*/
+			case 83: /*S*/ this.moveBackward = false; break;
+
+			case 39: /*right*/
+			case 68: /*D*/ this.moveRight = false; break;
+
+			case 82: /*R*/ this.moveUp = false; break;
+			case 70: /*F*/ this.moveDown = false; break;
+
+		}
+
+	};
+
+	this.update = function( delta ) {
+
+		if ( this.enabled === false ) return;
+
+		if ( this.heightSpeed ) {
+
+			var y = THREE.Math.clamp( this.object.position.y, this.heightMin, this.heightMax );
+			var heightDelta = y - this.heightMin;
+
+			this.autoSpeedFactor = delta * ( heightDelta * this.heightCoef );
+
+		} else {
+
+			this.autoSpeedFactor = 0.0;
+
+		}
+
+		var actualMoveSpeed = delta * this.movementSpeed;
+
+		if ( this.moveForward || ( this.autoForward && ! this.moveBackward ) ) this.object.translateZ( - ( actualMoveSpeed + this.autoSpeedFactor ) );
+		if ( this.moveBackward ) this.object.translateZ( actualMoveSpeed );
+
+		if ( this.moveLeft ) this.object.translateX( - actualMoveSpeed );
+		if ( this.moveRight ) this.object.translateX( actualMoveSpeed );
+
+		if ( this.moveUp ) this.object.translateY( actualMoveSpeed );
+		if ( this.moveDown ) this.object.translateY( - actualMoveSpeed );
+
+		var actualLookSpeed = delta * this.lookSpeed;
+
+		if ( ! this.activeLook ) {
+
+			actualLookSpeed = 0;
+
+		}
+
+		var verticalLookRatio = 1;
+
+		if ( this.constrainVertical ) {
+
+			verticalLookRatio = Math.PI / ( this.verticalMax - this.verticalMin );
+
+		}
+
+		this.lon += this.mouseX * actualLookSpeed;
+		if ( this.lookVertical ) this.lat -= this.mouseY * actualLookSpeed * verticalLookRatio;
+
+		this.lat = Math.max( - 85, Math.min( 85, this.lat ) );
+		this.phi = THREE.Math.degToRad( 90 - this.lat );
+
+		this.theta = THREE.Math.degToRad( this.lon );
+
+		if ( this.constrainVertical ) {
+
+			this.phi = THREE.Math.mapLinear( this.phi, 0, Math.PI, this.verticalMin, this.verticalMax );
+
+		}
+
+		var targetPosition = this.target,
+			position = this.object.position;
+
+		targetPosition.x = position.x + 100 * Math.sin( this.phi ) * Math.cos( this.theta );
+		targetPosition.y = position.y + 100 * Math.cos( this.phi );
+		targetPosition.z = position.z + 100 * Math.sin( this.phi ) * Math.sin( this.theta );
+
+		this.object.lookAt( targetPosition );
+
+	};
+
+	function contextmenu( event ) {
+
+		event.preventDefault();
+
+	}
+
+	this.dispose = function() {
+
+		this.domElement.removeEventListener( 'contextmenu', contextmenu, false );
+		this.domElement.removeEventListener( 'mousedown', _onMouseDown, false );
+		this.domElement.removeEventListener( 'mousemove', _onMouseMove, false );
+		this.domElement.removeEventListener( 'mouseup', _onMouseUp, false );
+
+		window.removeEventListener( 'keydown', _onKeyDown, false );
+		window.removeEventListener( 'keyup', _onKeyUp, false );
+
+	};
+
+	var _onMouseMove = bind( this, this.onMouseMove );
+	var _onMouseDown = bind( this, this.onMouseDown );
+	var _onMouseUp = bind( this, this.onMouseUp );
+	var _onKeyDown = bind( this, this.onKeyDown );
+	var _onKeyUp = bind( this, this.onKeyUp );
+
+	this.domElement.addEventListener( 'contextmenu', contextmenu, false );
+	this.domElement.addEventListener( 'mousemove', _onMouseMove, false );
+	this.domElement.addEventListener( 'mousedown', _onMouseDown, false );
+	this.domElement.addEventListener( 'mouseup', _onMouseUp, false );
+
+	window.addEventListener( 'keydown', _onKeyDown, false );
+	window.addEventListener( 'keyup', _onKeyUp, false );
+
+	function bind( scope, fn ) {
+
+		return function () {
+
+			fn.apply( scope, arguments );
+
+		};
+
+	}
+
+	this.handleResize();
+
+};

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

@@ -0,0 +1,293 @@
+/**
+ * @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.handleEvent = function ( event ) {
+
+		if ( typeof this[ event.type ] == 'function' ) {
+
+			this[ event.type ]( event );
+
+		}
+
+	};
+
+	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();
+
+};

node_modules/three/examples/js/controls/OrthographicTrackballControls.js

@@ -0,0 +1,636 @@
+/**
+ * @author Eberhard Graether / http://egraether.com/
+ * @author Mark Lundin 	/ http://mark-lundin.com
+ * @author Patrick Fuller / http://patrick-fuller.com
+ * @author Max Smolens / https://github.com/msmolens
+ */
+
+THREE.OrthographicTrackballControls = function ( object, domElement ) {
+
+	var _this = this;
+	var STATE = { NONE: - 1, ROTATE: 0, ZOOM: 1, PAN: 2, TOUCH_ROTATE: 3, TOUCH_ZOOM_PAN: 4 };
+
+	this.object = object;
+	this.domElement = ( domElement !== undefined ) ? domElement : document;
+
+	// API
+
+	this.enabled = true;
+
+	this.screen = { left: 0, top: 0, width: 0, height: 0 };
+
+	this.radius = 0;
+
+	this.rotateSpeed = 1.0;
+	this.zoomSpeed = 1.2;
+
+	this.noRotate = false;
+	this.noZoom = false;
+	this.noPan = false;
+	this.noRoll = false;
+
+	this.staticMoving = false;
+	this.dynamicDampingFactor = 0.2;
+
+	this.keys = [ 65 /*A*/, 83 /*S*/, 68 /*D*/ ];
+
+	// internals
+
+	this.target = new THREE.Vector3();
+
+	var EPS = 0.000001;
+
+	var _changed = true;
+
+	var _state = STATE.NONE,
+	_prevState = STATE.NONE,
+
+	_eye = new THREE.Vector3(),
+
+	_rotateStart = new THREE.Vector3(),
+	_rotateEnd = new THREE.Vector3(),
+
+	_zoomStart = new THREE.Vector2(),
+	_zoomEnd = new THREE.Vector2(),
+
+	_touchZoomDistanceStart = 0,
+	_touchZoomDistanceEnd = 0,
+
+	_panStart = new THREE.Vector2(),
+	_panEnd = new THREE.Vector2();
+
+	// for reset
+
+	this.target0 = this.target.clone();
+	this.position0 = this.object.position.clone();
+	this.up0 = this.object.up.clone();
+
+	this.left0 = this.object.left;
+	this.right0 = this.object.right;
+	this.top0 = this.object.top;
+	this.bottom0 = this.object.bottom;
+
+	// events
+
+	var changeEvent = { type: 'change' };
+	var startEvent = { type: 'start' };
+	var endEvent = { type: 'end' };
+
+
+	// methods
+
+	this.handleResize = function () {
+
+		if ( this.domElement === document ) {
+
+			this.screen.left = 0;
+			this.screen.top = 0;
+			this.screen.width = window.innerWidth;
+			this.screen.height = window.innerHeight;
+
+		} else {
+
+			var box = this.domElement.getBoundingClientRect();
+			// adjustments come from similar code in the jquery offset() function
+			var d = this.domElement.ownerDocument.documentElement;
+			this.screen.left = box.left + window.pageXOffset - d.clientLeft;
+			this.screen.top = box.top + window.pageYOffset - d.clientTop;
+			this.screen.width = box.width;
+			this.screen.height = box.height;
+
+		}
+
+		this.radius = 0.5 * Math.min( this.screen.width, this.screen.height );
+
+		this.left0 = this.object.left;
+		this.right0 = this.object.right;
+		this.top0 = this.object.top;
+		this.bottom0 = this.object.bottom;
+
+	};
+
+	this.handleEvent = function ( event ) {
+
+		if ( typeof this[ event.type ] == 'function' ) {
+
+			this[ event.type ]( event );
+
+		}
+
+	};
+
+	var getMouseOnScreen = ( function () {
+
+		var vector = new THREE.Vector2();
+
+		return function getMouseOnScreen( pageX, pageY ) {
+
+			vector.set(
+				( pageX - _this.screen.left ) / _this.screen.width,
+				( pageY - _this.screen.top ) / _this.screen.height
+			);
+
+			return vector;
+
+		};
+
+	}() );
+
+	var getMouseProjectionOnBall = ( function () {
+
+		var vector = new THREE.Vector3();
+		var objectUp = new THREE.Vector3();
+		var mouseOnBall = new THREE.Vector3();
+
+		return function getMouseProjectionOnBall( pageX, pageY ) {
+
+			mouseOnBall.set(
+				( pageX - _this.screen.width * 0.5 - _this.screen.left ) / _this.radius,
+				( _this.screen.height * 0.5 + _this.screen.top - pageY ) / _this.radius,
+				0.0
+			);
+
+			var length = mouseOnBall.length();
+
+			if ( _this.noRoll ) {
+
+				if ( length < Math.SQRT1_2 ) {
+
+					mouseOnBall.z = Math.sqrt( 1.0 - length * length );
+
+				} else {
+
+					mouseOnBall.z = .5 / length;
+
+				}
+
+			} else if ( length > 1.0 ) {
+
+				mouseOnBall.normalize();
+
+			} else {
+
+				mouseOnBall.z = Math.sqrt( 1.0 - length * length );
+
+			}
+
+			_eye.copy( _this.object.position ).sub( _this.target );
+
+			vector.copy( _this.object.up ).setLength( mouseOnBall.y );
+			vector.add( objectUp.copy( _this.object.up ).cross( _eye ).setLength( mouseOnBall.x ) );
+			vector.add( _eye.setLength( mouseOnBall.z ) );
+
+			return vector;
+
+		};
+
+	}() );
+
+	this.rotateCamera = ( function() {
+
+		var axis = new THREE.Vector3(),
+			quaternion = new THREE.Quaternion();
+
+
+		return function rotateCamera() {
+
+			var angle = Math.acos( _rotateStart.dot( _rotateEnd ) / _rotateStart.length() / _rotateEnd.length() );
+
+			if ( angle ) {
+
+				axis.crossVectors( _rotateStart, _rotateEnd ).normalize();
+
+				angle *= _this.rotateSpeed;
+
+				quaternion.setFromAxisAngle( axis, - angle );
+
+				_eye.applyQuaternion( quaternion );
+				_this.object.up.applyQuaternion( quaternion );
+
+				_rotateEnd.applyQuaternion( quaternion );
+
+				if ( _this.staticMoving ) {
+
+					_rotateStart.copy( _rotateEnd );
+
+				} else {
+
+					quaternion.setFromAxisAngle( axis, angle * ( _this.dynamicDampingFactor - 1.0 ) );
+					_rotateStart.applyQuaternion( quaternion );
+
+				}
+
+				_changed = true;
+
+			}
+
+		}
+
+	}() );
+
+	this.zoomCamera = function () {
+
+		if ( _state === STATE.TOUCH_ZOOM_PAN ) {
+
+			var factor = _touchZoomDistanceEnd / _touchZoomDistanceStart;
+			_touchZoomDistanceStart = _touchZoomDistanceEnd;
+
+			_this.object.zoom *= factor;
+
+			_changed = true;
+
+		} else {
+
+			var factor = 1.0 + ( _zoomEnd.y - _zoomStart.y ) * _this.zoomSpeed;
+
+			if ( Math.abs( factor - 1.0 ) > EPS && factor > 0.0 ) {
+
+				_this.object.zoom /= factor;
+
+				if ( _this.staticMoving ) {
+
+					_zoomStart.copy( _zoomEnd );
+
+				} else {
+
+					_zoomStart.y += ( _zoomEnd.y - _zoomStart.y ) * this.dynamicDampingFactor;
+
+				}
+
+				_changed = true;
+
+			}
+
+		}
+
+	};
+
+	this.panCamera = ( function() {
+
+		var mouseChange = new THREE.Vector2(),
+			objectUp = new THREE.Vector3(),
+			pan = new THREE.Vector3();
+
+		return function panCamera() {
+
+			mouseChange.copy( _panEnd ).sub( _panStart );
+
+			if ( mouseChange.lengthSq() ) {
+
+				// Scale movement to keep clicked/dragged position under cursor
+				var scale_x = ( _this.object.right - _this.object.left ) / _this.object.zoom;
+				var scale_y = ( _this.object.top - _this.object.bottom ) / _this.object.zoom;
+				mouseChange.x *= scale_x;
+				mouseChange.y *= scale_y;
+
+				pan.copy( _eye ).cross( _this.object.up ).setLength( mouseChange.x );
+				pan.add( objectUp.copy( _this.object.up ).setLength( mouseChange.y ) );
+
+				_this.object.position.add( pan );
+				_this.target.add( pan );
+
+				if ( _this.staticMoving ) {
+
+					_panStart.copy( _panEnd );
+
+				} else {
+
+					_panStart.add( mouseChange.subVectors( _panEnd, _panStart ).multiplyScalar( _this.dynamicDampingFactor ) );
+
+				}
+
+				_changed = true;
+
+			}
+
+		}
+
+	}() );
+
+	this.update = function () {
+
+		_eye.subVectors( _this.object.position, _this.target );
+
+		if ( ! _this.noRotate ) {
+
+			_this.rotateCamera();
+
+		}
+
+		if ( ! _this.noZoom ) {
+
+			_this.zoomCamera();
+
+			if ( _changed ) {
+
+				_this.object.updateProjectionMatrix();
+
+			}
+
+		}
+
+		if ( ! _this.noPan ) {
+
+			_this.panCamera();
+
+		}
+
+		_this.object.position.addVectors( _this.target, _eye );
+
+		_this.object.lookAt( _this.target );
+
+		if ( _changed ) {
+
+			_this.dispatchEvent( changeEvent );
+
+			_changed = false;
+
+		}
+
+	};
+
+	this.reset = function () {
+
+		_state = STATE.NONE;
+		_prevState = STATE.NONE;
+
+		_this.target.copy( _this.target0 );
+		_this.object.position.copy( _this.position0 );
+		_this.object.up.copy( _this.up0 );
+
+		_eye.subVectors( _this.object.position, _this.target );
+
+		_this.object.left = _this.left0;
+		_this.object.right = _this.right0;
+		_this.object.top = _this.top0;
+		_this.object.bottom = _this.bottom0;
+
+		_this.object.lookAt( _this.target );
+
+		_this.dispatchEvent( changeEvent );
+
+		_changed = false;
+
+	};
+
+	// listeners
+
+	function keydown( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		window.removeEventListener( 'keydown', keydown );
+
+		_prevState = _state;
+
+		if ( _state !== STATE.NONE ) {
+
+			return;
+
+		} else if ( event.keyCode === _this.keys[ STATE.ROTATE ] && ! _this.noRotate ) {
+
+			_state = STATE.ROTATE;
+
+		} else if ( event.keyCode === _this.keys[ STATE.ZOOM ] && ! _this.noZoom ) {
+
+			_state = STATE.ZOOM;
+
+		} else if ( event.keyCode === _this.keys[ STATE.PAN ] && ! _this.noPan ) {
+
+			_state = STATE.PAN;
+
+		}
+
+	}
+
+	function keyup( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		_state = _prevState;
+
+		window.addEventListener( 'keydown', keydown, false );
+
+	}
+
+	function mousedown( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		if ( _state === STATE.NONE ) {
+
+			_state = event.button;
+
+		}
+
+		if ( _state === STATE.ROTATE && ! _this.noRotate ) {
+
+			_rotateStart.copy( getMouseProjectionOnBall( event.pageX, event.pageY ) );
+			_rotateEnd.copy( _rotateStart );
+
+		} else if ( _state === STATE.ZOOM && ! _this.noZoom ) {
+
+			_zoomStart.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+			_zoomEnd.copy( _zoomStart );
+
+		} else if ( _state === STATE.PAN && ! _this.noPan ) {
+
+			_panStart.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+			_panEnd.copy( _panStart )
+
+		}
+
+		document.addEventListener( 'mousemove', mousemove, false );
+		document.addEventListener( 'mouseup', mouseup, false );
+
+		_this.dispatchEvent( startEvent );
+
+	}
+
+	function mousemove( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		if ( _state === STATE.ROTATE && ! _this.noRotate ) {
+
+			_rotateEnd.copy( getMouseProjectionOnBall( event.pageX, event.pageY ) );
+
+		} else if ( _state === STATE.ZOOM && ! _this.noZoom ) {
+
+			_zoomEnd.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+
+		} else if ( _state === STATE.PAN && ! _this.noPan ) {
+
+			_panEnd.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+
+		}
+
+	}
+
+	function mouseup( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		_state = STATE.NONE;
+
+		document.removeEventListener( 'mousemove', mousemove );
+		document.removeEventListener( 'mouseup', mouseup );
+		_this.dispatchEvent( endEvent );
+
+	}
+
+	function mousewheel( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		_zoomStart.y += event.deltaY * 0.01;
+		_this.dispatchEvent( startEvent );
+		_this.dispatchEvent( endEvent );
+
+	}
+
+	function touchstart( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		switch ( event.touches.length ) {
+
+			case 1:
+				_state = STATE.TOUCH_ROTATE;
+				_rotateStart.copy( getMouseProjectionOnBall( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ) );
+				_rotateEnd.copy( _rotateStart );
+				break;
+
+			case 2:
+				_state = STATE.TOUCH_ZOOM_PAN;
+				var dx = event.touches[ 0 ].pageX - event.touches[ 1 ].pageX;
+				var dy = event.touches[ 0 ].pageY - event.touches[ 1 ].pageY;
+				_touchZoomDistanceEnd = _touchZoomDistanceStart = Math.sqrt( dx * dx + dy * dy );
+
+				var x = ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX ) / 2;
+				var y = ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY ) / 2;
+				_panStart.copy( getMouseOnScreen( x, y ) );
+				_panEnd.copy( _panStart );
+				break;
+
+			default:
+				_state = STATE.NONE;
+
+		}
+		_this.dispatchEvent( startEvent );
+
+	}
+
+	function touchmove( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		switch ( event.touches.length ) {
+
+			case 1:
+				_rotateEnd.copy( getMouseProjectionOnBall( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ) );
+				break;
+
+			case 2:
+				var dx = event.touches[ 0 ].pageX - event.touches[ 1 ].pageX;
+				var dy = event.touches[ 0 ].pageY - event.touches[ 1 ].pageY;
+				_touchZoomDistanceEnd = Math.sqrt( dx * dx + dy * dy );
+
+				var x = ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX ) / 2;
+				var y = ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY ) / 2;
+				_panEnd.copy( getMouseOnScreen( x, y ) );
+				break;
+
+			default:
+				_state = STATE.NONE;
+
+		}
+
+	}
+
+	function touchend( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		switch ( event.touches.length ) {
+
+			case 1:
+				_rotateEnd.copy( getMouseProjectionOnBall( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ) );
+				_rotateStart.copy( _rotateEnd );
+				break;
+
+			case 2:
+				_touchZoomDistanceStart = _touchZoomDistanceEnd = 0;
+
+				var x = ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX ) / 2;
+				var y = ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY ) / 2;
+				_panEnd.copy( getMouseOnScreen( x, y ) );
+				_panStart.copy( _panEnd );
+				break;
+
+		}
+
+		_state = STATE.NONE;
+		_this.dispatchEvent( endEvent );
+
+	}
+
+	function contextmenu( event ) {
+
+		event.preventDefault();
+
+	}
+
+	this.dispose = function() {
+
+		this.domElement.removeEventListener( 'contextmenu', contextmenu, false );
+		this.domElement.removeEventListener( 'mousedown', mousedown, false );
+		this.domElement.removeEventListener( 'wheel', mousewheel, false );
+
+		this.domElement.removeEventListener( 'touchstart', touchstart, false );
+		this.domElement.removeEventListener( 'touchend', touchend, false );
+		this.domElement.removeEventListener( 'touchmove', touchmove, false );
+
+		document.removeEventListener( 'mousemove', mousemove, false );
+		document.removeEventListener( 'mouseup', mouseup, false );
+
+		window.removeEventListener( 'keydown', keydown, false );
+		window.removeEventListener( 'keyup', keyup, false );
+
+	};
+
+	this.domElement.addEventListener( 'contextmenu', contextmenu, false );
+	this.domElement.addEventListener( 'mousedown', mousedown, false );
+	this.domElement.addEventListener( 'wheel', mousewheel, false );
+
+	this.domElement.addEventListener( 'touchstart', touchstart, false );
+	this.domElement.addEventListener( 'touchend', touchend, false );
+	this.domElement.addEventListener( 'touchmove', touchmove, false );
+
+	window.addEventListener( 'keydown', keydown, false );
+	window.addEventListener( 'keyup', keyup, false );
+
+	this.handleResize();
+
+	// force an update at start
+	this.update();
+
+};
+
+THREE.OrthographicTrackballControls.prototype = Object.create( THREE.EventDispatcher.prototype );
+THREE.OrthographicTrackballControls.prototype.constructor = THREE.OrthographicTrackballControls;

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

@@ -0,0 +1,69 @@
+/**
+ * @author mrdoob / http://mrdoob.com/
+ */
+
+THREE.PointerLockControls = function ( camera ) {
+
+	var scope = this;
+
+	camera.rotation.set( 0, 0, 0 );
+
+	var pitchObject = new THREE.Object3D();
+	pitchObject.add( camera );
+
+	var yawObject = new THREE.Object3D();
+	yawObject.position.y = 10;
+	yawObject.add( pitchObject );
+
+	var PI_2 = Math.PI / 2;
+
+	var onMouseMove = function ( event ) {
+
+		if ( scope.enabled === false ) return;
+
+		var movementX = event.movementX || event.mozMovementX || event.webkitMovementX || 0;
+		var movementY = event.movementY || event.mozMovementY || event.webkitMovementY || 0;
+
+		yawObject.rotation.y -= movementX * 0.002;
+		pitchObject.rotation.x -= movementY * 0.002;
+
+		pitchObject.rotation.x = Math.max( - PI_2, Math.min( PI_2, pitchObject.rotation.x ) );
+
+	};
+
+	this.dispose = function() {
+
+		document.removeEventListener( 'mousemove', onMouseMove, false );
+
+	};
+
+	document.addEventListener( 'mousemove', onMouseMove, false );
+
+	this.enabled = false;
+
+	this.getObject = function () {
+
+		return yawObject;
+
+	};
+
+	this.getDirection = function() {
+
+		// assumes the camera itself is not rotated
+
+		var direction = new THREE.Vector3( 0, 0, - 1 );
+		var rotation = new THREE.Euler( 0, 0, 0, "YXZ" );
+
+		return function( v ) {
+
+			rotation.set( pitchObject.rotation.x, yawObject.rotation.y, 0 );
+
+			v.copy( direction ).applyEuler( rotation );
+
+			return v;
+
+		};
+
+	}();
+
+};

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

@@ -0,0 +1,623 @@
+/**
+ * @author Eberhard Graether / http://egraether.com/
+ * @author Mark Lundin 	/ http://mark-lundin.com
+ * @author Simone Manini / http://daron1337.github.io
+ * @author Luca Antiga 	/ http://lantiga.github.io
+ */
+
+THREE.TrackballControls = function ( object, domElement ) {
+
+	var _this = this;
+	var STATE = { NONE: - 1, ROTATE: 0, ZOOM: 1, PAN: 2, TOUCH_ROTATE: 3, TOUCH_ZOOM_PAN: 4 };
+
+	this.object = object;
+	this.domElement = ( domElement !== undefined ) ? domElement : document;
+
+	// API
+
+	this.enabled = true;
+
+	this.screen = { left: 0, top: 0, width: 0, height: 0 };
+
+	this.rotateSpeed = 1.0;
+	this.zoomSpeed = 1.2;
+	this.panSpeed = 0.3;
+
+	this.noRotate = false;
+	this.noZoom = false;
+	this.noPan = false;
+
+	this.staticMoving = false;
+	this.dynamicDampingFactor = 0.2;
+
+	this.minDistance = 0;
+	this.maxDistance = Infinity;
+
+	this.keys = [ 65 /*A*/, 83 /*S*/, 68 /*D*/ ];
+
+	// internals
+
+	this.target = new THREE.Vector3();
+
+	var EPS = 0.000001;
+
+	var lastPosition = new THREE.Vector3();
+
+	var _state = STATE.NONE,
+	_prevState = STATE.NONE,
+
+	_eye = new THREE.Vector3(),
+
+	_movePrev = new THREE.Vector2(),
+	_moveCurr = new THREE.Vector2(),
+
+	_lastAxis = new THREE.Vector3(),
+	_lastAngle = 0,
+
+	_zoomStart = new THREE.Vector2(),
+	_zoomEnd = new THREE.Vector2(),
+
+	_touchZoomDistanceStart = 0,
+	_touchZoomDistanceEnd = 0,
+
+	_panStart = new THREE.Vector2(),
+	_panEnd = new THREE.Vector2();
+
+	// for reset
+
+	this.target0 = this.target.clone();
+	this.position0 = this.object.position.clone();
+	this.up0 = this.object.up.clone();
+
+	// events
+
+	var changeEvent = { type: 'change' };
+	var startEvent = { type: 'start' };
+	var endEvent = { type: 'end' };
+
+
+	// methods
+
+	this.handleResize = function () {
+
+		if ( this.domElement === document ) {
+
+			this.screen.left = 0;
+			this.screen.top = 0;
+			this.screen.width = window.innerWidth;
+			this.screen.height = window.innerHeight;
+
+		} else {
+
+			var box = this.domElement.getBoundingClientRect();
+			// adjustments come from similar code in the jquery offset() function
+			var d = this.domElement.ownerDocument.documentElement;
+			this.screen.left = box.left + window.pageXOffset - d.clientLeft;
+			this.screen.top = box.top + window.pageYOffset - d.clientTop;
+			this.screen.width = box.width;
+			this.screen.height = box.height;
+
+		}
+
+	};
+
+	this.handleEvent = function ( event ) {
+
+		if ( typeof this[ event.type ] == 'function' ) {
+
+			this[ event.type ]( event );
+
+		}
+
+	};
+
+	var getMouseOnScreen = ( function () {
+
+		var vector = new THREE.Vector2();
+
+		return function getMouseOnScreen( pageX, pageY ) {
+
+			vector.set(
+				( pageX - _this.screen.left ) / _this.screen.width,
+				( pageY - _this.screen.top ) / _this.screen.height
+			);
+
+			return vector;
+
+		};
+
+	}() );
+
+	var getMouseOnCircle = ( function () {
+
+		var vector = new THREE.Vector2();
+
+		return function getMouseOnCircle( pageX, pageY ) {
+
+			vector.set(
+				( ( pageX - _this.screen.width * 0.5 - _this.screen.left ) / ( _this.screen.width * 0.5 ) ),
+				( ( _this.screen.height + 2 * ( _this.screen.top - pageY ) ) / _this.screen.width ) // screen.width intentional
+			);
+
+			return vector;
+
+		};
+
+	}() );
+
+	this.rotateCamera = ( function() {
+
+		var axis = new THREE.Vector3(),
+			quaternion = new THREE.Quaternion(),
+			eyeDirection = new THREE.Vector3(),
+			objectUpDirection = new THREE.Vector3(),
+			objectSidewaysDirection = new THREE.Vector3(),
+			moveDirection = new THREE.Vector3(),
+			angle;
+
+		return function rotateCamera() {
+
+			moveDirection.set( _moveCurr.x - _movePrev.x, _moveCurr.y - _movePrev.y, 0 );
+			angle = moveDirection.length();
+
+			if ( angle ) {
+
+				_eye.copy( _this.object.position ).sub( _this.target );
+
+				eyeDirection.copy( _eye ).normalize();
+				objectUpDirection.copy( _this.object.up ).normalize();
+				objectSidewaysDirection.crossVectors( objectUpDirection, eyeDirection ).normalize();
+
+				objectUpDirection.setLength( _moveCurr.y - _movePrev.y );
+				objectSidewaysDirection.setLength( _moveCurr.x - _movePrev.x );
+
+				moveDirection.copy( objectUpDirection.add( objectSidewaysDirection ) );
+
+				axis.crossVectors( moveDirection, _eye ).normalize();
+
+				angle *= _this.rotateSpeed;
+				quaternion.setFromAxisAngle( axis, angle );
+
+				_eye.applyQuaternion( quaternion );
+				_this.object.up.applyQuaternion( quaternion );
+
+				_lastAxis.copy( axis );
+				_lastAngle = angle;
+
+			} else if ( ! _this.staticMoving && _lastAngle ) {
+
+				_lastAngle *= Math.sqrt( 1.0 - _this.dynamicDampingFactor );
+				_eye.copy( _this.object.position ).sub( _this.target );
+				quaternion.setFromAxisAngle( _lastAxis, _lastAngle );
+				_eye.applyQuaternion( quaternion );
+				_this.object.up.applyQuaternion( quaternion );
+
+			}
+
+			_movePrev.copy( _moveCurr );
+
+		};
+
+	}() );
+
+
+	this.zoomCamera = function () {
+
+		var factor;
+
+		if ( _state === STATE.TOUCH_ZOOM_PAN ) {
+
+			factor = _touchZoomDistanceStart / _touchZoomDistanceEnd;
+			_touchZoomDistanceStart = _touchZoomDistanceEnd;
+			_eye.multiplyScalar( factor );
+
+		} else {
+
+			factor = 1.0 + ( _zoomEnd.y - _zoomStart.y ) * _this.zoomSpeed;
+
+			if ( factor !== 1.0 && factor > 0.0 ) {
+
+				_eye.multiplyScalar( factor );
+
+			}
+
+			if ( _this.staticMoving ) {
+
+				_zoomStart.copy( _zoomEnd );
+
+			} else {
+
+				_zoomStart.y += ( _zoomEnd.y - _zoomStart.y ) * this.dynamicDampingFactor;
+
+			}
+
+		}
+
+	};
+
+	this.panCamera = ( function() {
+
+		var mouseChange = new THREE.Vector2(),
+			objectUp = new THREE.Vector3(),
+			pan = new THREE.Vector3();
+
+		return function panCamera() {
+
+			mouseChange.copy( _panEnd ).sub( _panStart );
+
+			if ( mouseChange.lengthSq() ) {
+
+				mouseChange.multiplyScalar( _eye.length() * _this.panSpeed );
+
+				pan.copy( _eye ).cross( _this.object.up ).setLength( mouseChange.x );
+				pan.add( objectUp.copy( _this.object.up ).setLength( mouseChange.y ) );
+
+				_this.object.position.add( pan );
+				_this.target.add( pan );
+
+				if ( _this.staticMoving ) {
+
+					_panStart.copy( _panEnd );
+
+				} else {
+
+					_panStart.add( mouseChange.subVectors( _panEnd, _panStart ).multiplyScalar( _this.dynamicDampingFactor ) );
+
+				}
+
+			}
+
+		};
+
+	}() );
+
+	this.checkDistances = function () {
+
+		if ( ! _this.noZoom || ! _this.noPan ) {
+
+			if ( _eye.lengthSq() > _this.maxDistance * _this.maxDistance ) {
+
+				_this.object.position.addVectors( _this.target, _eye.setLength( _this.maxDistance ) );
+				_zoomStart.copy( _zoomEnd );
+
+			}
+
+			if ( _eye.lengthSq() < _this.minDistance * _this.minDistance ) {
+
+				_this.object.position.addVectors( _this.target, _eye.setLength( _this.minDistance ) );
+				_zoomStart.copy( _zoomEnd );
+
+			}
+
+		}
+
+	};
+
+	this.update = function () {
+
+		_eye.subVectors( _this.object.position, _this.target );
+
+		if ( ! _this.noRotate ) {
+
+			_this.rotateCamera();
+
+		}
+
+		if ( ! _this.noZoom ) {
+
+			_this.zoomCamera();
+
+		}
+
+		if ( ! _this.noPan ) {
+
+			_this.panCamera();
+
+		}
+
+		_this.object.position.addVectors( _this.target, _eye );
+
+		_this.checkDistances();
+
+		_this.object.lookAt( _this.target );
+
+		if ( lastPosition.distanceToSquared( _this.object.position ) > EPS ) {
+
+			_this.dispatchEvent( changeEvent );
+
+			lastPosition.copy( _this.object.position );
+
+		}
+
+	};
+
+	this.reset = function () {
+
+		_state = STATE.NONE;
+		_prevState = STATE.NONE;
+
+		_this.target.copy( _this.target0 );
+		_this.object.position.copy( _this.position0 );
+		_this.object.up.copy( _this.up0 );
+
+		_eye.subVectors( _this.object.position, _this.target );
+
+		_this.object.lookAt( _this.target );
+
+		_this.dispatchEvent( changeEvent );
+
+		lastPosition.copy( _this.object.position );
+
+	};
+
+	// listeners
+
+	function keydown( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		window.removeEventListener( 'keydown', keydown );
+
+		_prevState = _state;
+
+		if ( _state !== STATE.NONE ) {
+
+			return;
+
+		} else if ( event.keyCode === _this.keys[ STATE.ROTATE ] && ! _this.noRotate ) {
+
+			_state = STATE.ROTATE;
+
+		} else if ( event.keyCode === _this.keys[ STATE.ZOOM ] && ! _this.noZoom ) {
+
+			_state = STATE.ZOOM;
+
+		} else if ( event.keyCode === _this.keys[ STATE.PAN ] && ! _this.noPan ) {
+
+			_state = STATE.PAN;
+
+		}
+
+	}
+
+	function keyup( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		_state = _prevState;
+
+		window.addEventListener( 'keydown', keydown, false );
+
+	}
+
+	function mousedown( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		if ( _state === STATE.NONE ) {
+
+			_state = event.button;
+
+		}
+
+		if ( _state === STATE.ROTATE && ! _this.noRotate ) {
+
+			_moveCurr.copy( getMouseOnCircle( event.pageX, event.pageY ) );
+			_movePrev.copy( _moveCurr );
+
+		} else if ( _state === STATE.ZOOM && ! _this.noZoom ) {
+
+			_zoomStart.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+			_zoomEnd.copy( _zoomStart );
+
+		} else if ( _state === STATE.PAN && ! _this.noPan ) {
+
+			_panStart.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+			_panEnd.copy( _panStart );
+
+		}
+
+		document.addEventListener( 'mousemove', mousemove, false );
+		document.addEventListener( 'mouseup', mouseup, false );
+
+		_this.dispatchEvent( startEvent );
+
+	}
+
+	function mousemove( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		if ( _state === STATE.ROTATE && ! _this.noRotate ) {
+
+			_movePrev.copy( _moveCurr );
+			_moveCurr.copy( getMouseOnCircle( event.pageX, event.pageY ) );
+
+		} else if ( _state === STATE.ZOOM && ! _this.noZoom ) {
+
+			_zoomEnd.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+
+		} else if ( _state === STATE.PAN && ! _this.noPan ) {
+
+			_panEnd.copy( getMouseOnScreen( event.pageX, event.pageY ) );
+
+		}
+
+	}
+
+	function mouseup( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		_state = STATE.NONE;
+
+		document.removeEventListener( 'mousemove', mousemove );
+		document.removeEventListener( 'mouseup', mouseup );
+		_this.dispatchEvent( endEvent );
+
+	}
+
+	function mousewheel( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		switch ( event.deltaMode ) {
+
+                        case 2:
+                                // Zoom in pages
+                                _zoomStart.y -= event.deltaY * 0.025;
+                                break;
+
+			case 1:
+                                // Zoom in lines
+				_zoomStart.y -= event.deltaY * 0.01;
+				break;
+
+			default:
+				// undefined, 0, assume pixels
+				_zoomStart.y -= event.deltaY * 0.00025;
+				break;
+
+		}
+
+		_this.dispatchEvent( startEvent );
+		_this.dispatchEvent( endEvent );
+
+	}
+
+	function touchstart( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		switch ( event.touches.length ) {
+
+			case 1:
+				_state = STATE.TOUCH_ROTATE;
+				_moveCurr.copy( getMouseOnCircle( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ) );
+				_movePrev.copy( _moveCurr );
+				break;
+
+			default: // 2 or more
+				_state = STATE.TOUCH_ZOOM_PAN;
+				var dx = event.touches[ 0 ].pageX - event.touches[ 1 ].pageX;
+				var dy = event.touches[ 0 ].pageY - event.touches[ 1 ].pageY;
+				_touchZoomDistanceEnd = _touchZoomDistanceStart = Math.sqrt( dx * dx + dy * dy );
+
+				var x = ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX ) / 2;
+				var y = ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY ) / 2;
+				_panStart.copy( getMouseOnScreen( x, y ) );
+				_panEnd.copy( _panStart );
+				break;
+
+		}
+
+		_this.dispatchEvent( startEvent );
+
+	}
+
+	function touchmove( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		event.preventDefault();
+		event.stopPropagation();
+
+		switch ( event.touches.length ) {
+
+			case 1:
+				_movePrev.copy( _moveCurr );
+				_moveCurr.copy( getMouseOnCircle( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ) );
+				break;
+
+			default: // 2 or more
+				var dx = event.touches[ 0 ].pageX - event.touches[ 1 ].pageX;
+				var dy = event.touches[ 0 ].pageY - event.touches[ 1 ].pageY;
+				_touchZoomDistanceEnd = Math.sqrt( dx * dx + dy * dy );
+
+				var x = ( event.touches[ 0 ].pageX + event.touches[ 1 ].pageX ) / 2;
+				var y = ( event.touches[ 0 ].pageY + event.touches[ 1 ].pageY ) / 2;
+				_panEnd.copy( getMouseOnScreen( x, y ) );
+				break;
+
+		}
+
+	}
+
+	function touchend( event ) {
+
+		if ( _this.enabled === false ) return;
+
+		switch ( event.touches.length ) {
+
+			case 0:
+				_state = STATE.NONE;
+				break;
+
+			case 1:
+				_state = STATE.TOUCH_ROTATE;
+				_moveCurr.copy( getMouseOnCircle( event.touches[ 0 ].pageX, event.touches[ 0 ].pageY ) );
+				_movePrev.copy( _moveCurr );
+				break;
+
+		}
+
+		_this.dispatchEvent( endEvent );
+
+	}
+
+	function contextmenu( event ) {
+
+		event.preventDefault();
+
+	}
+
+	this.dispose = function() {
+
+		this.domElement.removeEventListener( 'contextmenu', contextmenu, false );
+		this.domElement.removeEventListener( 'mousedown', mousedown, false );
+		this.domElement.removeEventListener( 'wheel', mousewheel, false );
+
+		this.domElement.removeEventListener( 'touchstart', touchstart, false );
+		this.domElement.removeEventListener( 'touchend', touchend, false );
+		this.domElement.removeEventListener( 'touchmove', touchmove, false );
+
+		document.removeEventListener( 'mousemove', mousemove, false );
+		document.removeEventListener( 'mouseup', mouseup, false );
+
+		window.removeEventListener( 'keydown', keydown, false );
+		window.removeEventListener( 'keyup', keyup, false );
+
+	};
+
+	this.domElement.addEventListener( 'contextmenu', contextmenu, false );
+	this.domElement.addEventListener( 'mousedown', mousedown, false );
+	this.domElement.addEventListener( 'wheel', mousewheel, false );
+
+	this.domElement.addEventListener( 'touchstart', touchstart, false );
+	this.domElement.addEventListener( 'touchend', touchend, false );
+	this.domElement.addEventListener( 'touchmove', touchmove, false );
+
+	window.addEventListener( 'keydown', keydown, false );
+	window.addEventListener( 'keyup', keyup, false );
+
+	this.handleResize();
+
+	// force an update at start
+	this.update();
+
+};
+
+THREE.TrackballControls.prototype = Object.create( THREE.EventDispatcher.prototype );
+THREE.TrackballControls.prototype.constructor = THREE.TrackballControls;

node_modules/three/examples/js/controls/VRControls.js

@@ -0,0 +1,173 @@
+/**
+ * @author dmarcos / https://github.com/dmarcos
+ * @author mrdoob / http://mrdoob.com
+ */
+
+THREE.VRControls = function ( object, onError ) {
+
+	var scope = this;
+
+	var vrDisplay, vrDisplays;
+
+	var standingMatrix = new THREE.Matrix4();
+
+	var frameData = null;
+
+	if ( 'VRFrameData' in window ) {
+
+		frameData = new VRFrameData();
+
+	}
+
+	function gotVRDisplays( displays ) {
+
+		vrDisplays = displays;
+
+		if ( displays.length > 0 ) {
+
+			vrDisplay = displays[ 0 ];
+
+		} else {
+
+			if ( onError ) onError( 'VR input not available.' );
+
+		}
+
+	}
+
+	if ( navigator.getVRDisplays ) {
+
+		navigator.getVRDisplays().then( gotVRDisplays ).catch ( function () {
+
+			console.warn( 'THREE.VRControls: Unable to get VR Displays' );
+
+		} );
+
+	}
+
+	// the Rift SDK returns the position in meters
+	// this scale factor allows the user to define how meters
+	// are converted to scene units.
+
+	this.scale = 1;
+
+	// If true will use "standing space" coordinate system where y=0 is the
+	// floor and x=0, z=0 is the center of the room.
+	this.standing = false;
+
+	// Distance from the users eyes to the floor in meters. Used when
+	// standing=true but the VRDisplay doesn't provide stageParameters.
+	this.userHeight = 1.6;
+
+	this.getVRDisplay = function () {
+
+		return vrDisplay;
+
+	};
+
+	this.setVRDisplay = function ( value ) {
+
+		vrDisplay = value;
+
+	};
+
+	this.getVRDisplays = function () {
+
+		console.warn( 'THREE.VRControls: getVRDisplays() is being deprecated.' );
+		return vrDisplays;
+
+	};
+
+	this.getStandingMatrix = function () {
+
+		return standingMatrix;
+
+	};
+
+	this.update = function () {
+
+		if ( vrDisplay ) {
+
+			var pose;
+
+			if ( vrDisplay.getFrameData ) {
+
+				vrDisplay.getFrameData( frameData );
+				pose = frameData.pose;
+
+			} else if ( vrDisplay.getPose ) {
+
+				pose = vrDisplay.getPose();
+
+			}
+
+			if ( pose.orientation !== null ) {
+
+				object.quaternion.fromArray( pose.orientation );
+
+			}
+
+			if ( pose.position !== null ) {
+
+				object.position.fromArray( pose.position );
+
+			} else {
+
+				object.position.set( 0, 0, 0 );
+
+			}
+
+			if ( this.standing ) {
+
+				if ( vrDisplay.stageParameters ) {
+
+					object.updateMatrix();
+
+					standingMatrix.fromArray( vrDisplay.stageParameters.sittingToStandingTransform );
+					object.applyMatrix( standingMatrix );
+
+				} else {
+
+					object.position.setY( object.position.y + this.userHeight );
+
+				}
+
+			}
+
+			object.position.multiplyScalar( scope.scale );
+
+		}
+
+	};
+
+	this.resetPose = function () {
+
+		if ( vrDisplay ) {
+
+			vrDisplay.resetPose();
+
+		}
+
+	};
+
+	this.resetSensor = function () {
+
+		console.warn( 'THREE.VRControls: .resetSensor() is now .resetPose().' );
+		this.resetPose();
+
+	};
+
+	this.zeroSensor = function () {
+
+		console.warn( 'THREE.VRControls: .zeroSensor() is now .resetPose().' );
+		this.resetPose();
+
+	};
+
+	this.dispose = function () {
+
+		vrDisplay = null;
+
+	};
+
+};