mirror of
https://github.com/DanielnetoDotCom/YouPHPTube
synced 2025-10-03 17:59:55 +02:00
309 lines
7.3 KiB
JavaScript
309 lines
7.3 KiB
JavaScript
THREE.FlyControls = function ( object, domElement ) {
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if ( domElement === undefined ) {
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console.warn( 'THREE.FlyControls: The second parameter "domElement" is now mandatory.' );
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domElement = document;
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}
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this.object = object;
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this.domElement = domElement;
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if ( domElement ) this.domElement.setAttribute( 'tabindex', - 1 );
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// API
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this.movementSpeed = 1.0;
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this.rollSpeed = 0.005;
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this.dragToLook = false;
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this.autoForward = false;
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// disable default target object behavior
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// internals
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var scope = this;
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var changeEvent = { type: 'change' };
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var EPS = 0.000001;
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this.tmpQuaternion = new THREE.Quaternion();
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this.mouseStatus = 0;
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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 };
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this.moveVector = new THREE.Vector3( 0, 0, 0 );
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this.rotationVector = new THREE.Vector3( 0, 0, 0 );
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this.keydown = function ( event ) {
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if ( event.altKey ) {
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return;
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}
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//event.preventDefault();
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switch ( event.code ) {
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case 'ShiftLeft':
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case 'ShiftRight': this.movementSpeedMultiplier = .1; break;
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case 'KeyW': this.moveState.forward = 1; break;
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case 'KeyS': this.moveState.back = 1; break;
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case 'KeyA': this.moveState.left = 1; break;
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case 'KeyD': this.moveState.right = 1; break;
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case 'KeyR': this.moveState.up = 1; break;
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case 'KeyF': this.moveState.down = 1; break;
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case 'ArrowUp': this.moveState.pitchUp = 1; break;
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case 'ArrowDown': this.moveState.pitchDown = 1; break;
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case 'ArrowLeft': this.moveState.yawLeft = 1; break;
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case 'ArrowRight': this.moveState.yawRight = 1; break;
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case 'KeyQ': this.moveState.rollLeft = 1; break;
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case 'KeyE': this.moveState.rollRight = 1; break;
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}
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this.updateMovementVector();
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this.updateRotationVector();
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};
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this.keyup = function ( event ) {
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switch ( event.code ) {
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case 'ShiftLeft':
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case 'ShiftRight': this.movementSpeedMultiplier = 1; break;
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case 'KeyW': this.moveState.forward = 0; break;
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case 'KeyS': this.moveState.back = 0; break;
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case 'KeyA': this.moveState.left = 0; break;
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case 'KeyD': this.moveState.right = 0; break;
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case 'KeyR': this.moveState.up = 0; break;
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case 'KeyF': this.moveState.down = 0; break;
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case 'ArrowUp': this.moveState.pitchUp = 0; break;
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case 'ArrowDown': this.moveState.pitchDown = 0; break;
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case 'ArrowLeft': this.moveState.yawLeft = 0; break;
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case 'ArrowRight': this.moveState.yawRight = 0; break;
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case 'KeyQ': this.moveState.rollLeft = 0; break;
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case 'KeyE': this.moveState.rollRight = 0; break;
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}
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this.updateMovementVector();
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this.updateRotationVector();
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};
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this.mousedown = function ( event ) {
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if ( this.domElement !== document ) {
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this.domElement.focus();
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}
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event.preventDefault();
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event.stopPropagation();
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if ( this.dragToLook ) {
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this.mouseStatus ++;
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} else {
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switch ( event.button ) {
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case 0: this.moveState.forward = 1; break;
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case 2: this.moveState.back = 1; break;
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}
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this.updateMovementVector();
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}
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};
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this.mousemove = function ( event ) {
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if ( ! this.dragToLook || this.mouseStatus > 0 ) {
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var container = this.getContainerDimensions();
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var halfWidth = container.size[ 0 ] / 2;
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var halfHeight = container.size[ 1 ] / 2;
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this.moveState.yawLeft = - ( ( event.pageX - container.offset[ 0 ] ) - halfWidth ) / halfWidth;
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this.moveState.pitchDown = ( ( event.pageY - container.offset[ 1 ] ) - halfHeight ) / halfHeight;
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this.updateRotationVector();
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}
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};
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this.mouseup = function ( event ) {
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event.preventDefault();
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event.stopPropagation();
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if ( this.dragToLook ) {
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this.mouseStatus --;
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this.moveState.yawLeft = this.moveState.pitchDown = 0;
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} else {
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switch ( event.button ) {
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case 0: this.moveState.forward = 0; break;
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case 2: this.moveState.back = 0; break;
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}
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this.updateMovementVector();
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}
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this.updateRotationVector();
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};
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this.update = function () {
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var lastQuaternion = new THREE.Quaternion();
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var lastPosition = new THREE.Vector3();
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return function ( delta ) {
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var moveMult = delta * scope.movementSpeed;
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var rotMult = delta * scope.rollSpeed;
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scope.object.translateX( scope.moveVector.x * moveMult );
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scope.object.translateY( scope.moveVector.y * moveMult );
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scope.object.translateZ( scope.moveVector.z * moveMult );
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scope.tmpQuaternion.set( scope.rotationVector.x * rotMult, scope.rotationVector.y * rotMult, scope.rotationVector.z * rotMult, 1 ).normalize();
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scope.object.quaternion.multiply( scope.tmpQuaternion );
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if (
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lastPosition.distanceToSquared( scope.object.position ) > EPS ||
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8 * ( 1 - lastQuaternion.dot( scope.object.quaternion ) ) > EPS
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) {
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scope.dispatchEvent( changeEvent );
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lastQuaternion.copy( scope.object.quaternion );
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lastPosition.copy( scope.object.position );
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}
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};
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}();
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this.updateMovementVector = function () {
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var forward = ( this.moveState.forward || ( this.autoForward && ! this.moveState.back ) ) ? 1 : 0;
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this.moveVector.x = ( - this.moveState.left + this.moveState.right );
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this.moveVector.y = ( - this.moveState.down + this.moveState.up );
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this.moveVector.z = ( - forward + this.moveState.back );
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//console.log( 'move:', [ this.moveVector.x, this.moveVector.y, this.moveVector.z ] );
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};
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this.updateRotationVector = function () {
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this.rotationVector.x = ( - this.moveState.pitchDown + this.moveState.pitchUp );
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this.rotationVector.y = ( - this.moveState.yawRight + this.moveState.yawLeft );
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this.rotationVector.z = ( - this.moveState.rollRight + this.moveState.rollLeft );
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//console.log( 'rotate:', [ this.rotationVector.x, this.rotationVector.y, this.rotationVector.z ] );
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};
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this.getContainerDimensions = function () {
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if ( this.domElement != document ) {
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return {
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size: [ this.domElement.offsetWidth, this.domElement.offsetHeight ],
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offset: [ this.domElement.offsetLeft, this.domElement.offsetTop ]
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};
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} else {
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return {
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size: [ window.innerWidth, window.innerHeight ],
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offset: [ 0, 0 ]
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};
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}
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};
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function bind( scope, fn ) {
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return function () {
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fn.apply( scope, arguments );
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};
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}
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function contextmenu( event ) {
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event.preventDefault();
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}
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this.dispose = function () {
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this.domElement.removeEventListener( 'contextmenu', contextmenu );
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this.domElement.removeEventListener( 'mousedown', _mousedown );
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this.domElement.removeEventListener( 'mousemove', _mousemove );
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this.domElement.removeEventListener( 'mouseup', _mouseup );
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window.removeEventListener( 'keydown', _keydown );
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window.removeEventListener( 'keyup', _keyup );
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};
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var _mousemove = bind( this, this.mousemove );
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var _mousedown = bind( this, this.mousedown );
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var _mouseup = bind( this, this.mouseup );
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var _keydown = bind( this, this.keydown );
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var _keyup = bind( this, this.keyup );
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this.domElement.addEventListener( 'contextmenu', contextmenu );
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this.domElement.addEventListener( 'mousemove', _mousemove );
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this.domElement.addEventListener( 'mousedown', _mousedown );
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this.domElement.addEventListener( 'mouseup', _mouseup );
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window.addEventListener( 'keydown', _keydown );
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window.addEventListener( 'keyup', _keyup );
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this.updateMovementVector();
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this.updateRotationVector();
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};
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THREE.FlyControls.prototype = Object.create( THREE.EventDispatcher.prototype );
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THREE.FlyControls.prototype.constructor = THREE.FlyControls;
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