FirstPersonControls: Added lookAt()

Author: Mugen87

examples/js/controls/FirstPersonControls.js

@@ -30,6 +30,7 @@ THREE.FirstPersonControls = function ( object, domElement ) {
 	this.verticalMax = Math.PI;
 
 	this.autoSpeedFactor = 0.0;
+	this.forward = new THREE.Vector3( 0, 0, - 1 );
 
 	this.mouseX = 0;
 	this.mouseY = 0;
@@ -181,6 +182,31 @@ THREE.FirstPersonControls = function ( object, domElement ) {
 
 	};
 
+	this.lookAt = function ( targetPosition ) {
+
+		this.object.lookAt( targetPosition );
+
+		setOrientation( this );
+
+		return this;
+
+	};
+
+	var lookDirection = new THREE.Vector3();
+	var spherical = new THREE.Spherical();
+
+	function setOrientation( controls ) {
+
+		var quaternion = controls.object.quaternion;
+
+		lookDirection.copy( controls.forward ).applyQuaternion( quaternion );
+		spherical.setFromVector3( lookDirection );
+
+		controls.lat = 90 - THREE.Math.radToDeg( spherical.phi );
+		controls.lon = THREE.Math.radToDeg( spherical.theta );
+
+	}
+
 	this.update = function () {
 
 		var targetPosition = new THREE.Vector3();
@@ -297,4 +323,6 @@ THREE.FirstPersonControls = function ( object, domElement ) {
 
 	this.handleResize();
 
+	setOrientation( this );
+
 };