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/**
* @author mrdoob / http://mrdoob.com/
* @author Mugen87 / https://github.com/Mugen87
*/
import {
Euler,
EventDispatcher,
Vector3
} from "../../../build/three.module.js";
var PointerLockControls = function ( camera, domElement ) {
if ( domElement === undefined ) {
console.warn( 'THREE.PointerLockControls: The second parameter "domElement" is now mandatory.' );
domElement = document.body;
}
this.domElement = domElement;
this.isLocked = false;
//
// internals
//
var scope = this;
var changeEvent = { type: 'change' };
var lockEvent = { type: 'lock' };
var unlockEvent = { type: 'unlock' };
var euler = new Euler( 0, 0, 0, 'YXZ' );
var PI_2 = Math.PI / 2;
var vec = new Vector3();
function onMouseMove( event ) {
if ( scope.isLocked === false ) return;
var movementX = event.movementX || event.mozMovementX || event.webkitMovementX || 0;
var movementY = event.movementY || event.mozMovementY || event.webkitMovementY || 0;
euler.setFromQuaternion( camera.quaternion );
euler.y -= movementX * 0.002;
euler.x -= movementY * 0.002;
euler.x = Math.max( - PI_2, Math.min( PI_2, euler.x ) );
camera.quaternion.setFromEuler( euler );
scope.dispatchEvent( changeEvent );
}
function onPointerlockChange() {
if ( document.pointerLockElement === scope.domElement ) {
scope.dispatchEvent( lockEvent );
scope.isLocked = true;
} else {
scope.dispatchEvent( unlockEvent );
scope.isLocked = false;
}
}
function onPointerlockError() {
console.error( 'THREE.PointerLockControls: Unable to use Pointer Lock API' );
}
this.connect = function () {
document.addEventListener( 'mousemove', onMouseMove, false );
document.addEventListener( 'pointerlockchange', onPointerlockChange, false );
document.addEventListener( 'pointerlockerror', onPointerlockError, false );
};
this.disconnect = function () {
document.removeEventListener( 'mousemove', onMouseMove, false );
document.removeEventListener( 'pointerlockchange', onPointerlockChange, false );
document.removeEventListener( 'pointerlockerror', onPointerlockError, false );
};
this.dispose = function () {
this.disconnect();
};
this.getObject = function () { // retaining this method for backward compatibility
return camera;
};
this.getDirection = function () {
var direction = new Vector3( 0, 0, - 1 );
return function ( v ) {
return v.copy( direction ).applyQuaternion( camera.quaternion );
};
}();
this.moveForward = function ( distance ) {
// move forward parallel to the xz-plane
// assumes camera.up is y-up
vec.setFromMatrixColumn( camera.matrix, 0 );
vec.crossVectors( camera.up, vec );
camera.position.addScaledVector( vec, distance );
};
this.moveRight = function ( distance ) {
vec.setFromMatrixColumn( camera.matrix, 0 );
camera.position.addScaledVector( vec, distance );
};
this.lock = function () {
this.domElement.requestPointerLock();
};
this.unlock = function () {
document.exitPointerLock();
};
this.connect();
};
PointerLockControls.prototype = Object.create( EventDispatcher.prototype );
PointerLockControls.prototype.constructor = PointerLockControls;
export { PointerLockControls };
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