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