MCP 3D Printer Server
by DMontgomery40
Verified
- node_modules
- three
- examples
- jsm
- controls
import {
Controls,
Quaternion,
Vector3
} from 'three';
const _changeEvent = { type: 'change' };
const _EPS = 0.000001;
const _tmpQuaternion = new Quaternion();
class FlyControls extends Controls {
constructor( object, domElement = null ) {
super( object, domElement );
this.movementSpeed = 1.0;
this.rollSpeed = 0.005;
this.dragToLook = false;
this.autoForward = false;
// internals
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 Vector3( 0, 0, 0 );
this._rotationVector = new Vector3( 0, 0, 0 );
this._lastQuaternion = new Quaternion();
this._lastPosition = new Vector3();
this._status = 0;
// event listeners
this._onKeyDown = onKeyDown.bind( this );
this._onKeyUp = onKeyUp.bind( this );
this._onPointerMove = onPointerMove.bind( this );
this._onPointerDown = onPointerDown.bind( this );
this._onPointerUp = onPointerUp.bind( this );
this._onPointerCancel = onPointerCancel.bind( this );
this._onContextMenu = onContextMenu.bind( this );
//
if ( domElement !== null ) {
this.connect();
}
}
connect() {
window.addEventListener( 'keydown', this._onKeyDown );
window.addEventListener( 'keyup', this._onKeyUp );
this.domElement.addEventListener( 'pointermove', this._onPointerMove );
this.domElement.addEventListener( 'pointerdown', this._onPointerDown );
this.domElement.addEventListener( 'pointerup', this._onPointerUp );
this.domElement.addEventListener( 'pointercancel', this._onPointerCancel );
this.domElement.addEventListener( 'contextmenu', this._onContextMenu );
}
disconnect() {
window.removeEventListener( 'keydown', this._onKeyDown );
window.removeEventListener( 'keyup', this._onKeyUp );
this.domElement.removeEventListener( 'pointermove', this._onPointerMove );
this.domElement.removeEventListener( 'pointerdown', this._onPointerDown );
this.domElement.removeEventListener( 'pointerup', this._onPointerUp );
this.domElement.removeEventListener( 'pointercancel', this._onPointerCancel );
this.domElement.removeEventListener( 'contextmenu', this._onContextMenu );
}
dispose() {
this.disconnect();
}
update( delta ) {
if ( this.enabled === false ) return;
const object = this.object;
const moveMult = delta * this.movementSpeed;
const rotMult = delta * this.rollSpeed;
object.translateX( this._moveVector.x * moveMult );
object.translateY( this._moveVector.y * moveMult );
object.translateZ( this._moveVector.z * moveMult );
_tmpQuaternion.set( this._rotationVector.x * rotMult, this._rotationVector.y * rotMult, this._rotationVector.z * rotMult, 1 ).normalize();
object.quaternion.multiply( _tmpQuaternion );
if (
this._lastPosition.distanceToSquared( object.position ) > _EPS ||
8 * ( 1 - this._lastQuaternion.dot( object.quaternion ) ) > _EPS
) {
this.dispatchEvent( _changeEvent );
this._lastQuaternion.copy( object.quaternion );
this._lastPosition.copy( object.position );
}
}
// private
_updateMovementVector() {
const 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 ] );
}
_updateRotationVector() {
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 ] );
}
_getContainerDimensions() {
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 onKeyDown( event ) {
if ( event.altKey || this.enabled === false ) {
return;
}
switch ( event.code ) {
case 'ShiftLeft':
case 'ShiftRight': this.movementSpeedMultiplier = .1; break;
case 'KeyW': this._moveState.forward = 1; break;
case 'KeyS': this._moveState.back = 1; break;
case 'KeyA': this._moveState.left = 1; break;
case 'KeyD': this._moveState.right = 1; break;
case 'KeyR': this._moveState.up = 1; break;
case 'KeyF': this._moveState.down = 1; break;
case 'ArrowUp': this._moveState.pitchUp = 1; break;
case 'ArrowDown': this._moveState.pitchDown = 1; break;
case 'ArrowLeft': this._moveState.yawLeft = 1; break;
case 'ArrowRight': this._moveState.yawRight = 1; break;
case 'KeyQ': this._moveState.rollLeft = 1; break;
case 'KeyE': this._moveState.rollRight = 1; break;
}
this._updateMovementVector();
this._updateRotationVector();
}
function onKeyUp( event ) {
if ( this.enabled === false ) return;
switch ( event.code ) {
case 'ShiftLeft':
case 'ShiftRight': this.movementSpeedMultiplier = 1; break;
case 'KeyW': this._moveState.forward = 0; break;
case 'KeyS': this._moveState.back = 0; break;
case 'KeyA': this._moveState.left = 0; break;
case 'KeyD': this._moveState.right = 0; break;
case 'KeyR': this._moveState.up = 0; break;
case 'KeyF': this._moveState.down = 0; break;
case 'ArrowUp': this._moveState.pitchUp = 0; break;
case 'ArrowDown': this._moveState.pitchDown = 0; break;
case 'ArrowLeft': this._moveState.yawLeft = 0; break;
case 'ArrowRight': this._moveState.yawRight = 0; break;
case 'KeyQ': this._moveState.rollLeft = 0; break;
case 'KeyE': this._moveState.rollRight = 0; break;
}
this._updateMovementVector();
this._updateRotationVector();
}
function onPointerDown( event ) {
if ( this.enabled === false ) return;
if ( this.dragToLook ) {
this._status ++;
} else {
switch ( event.button ) {
case 0: this._moveState.forward = 1; break;
case 2: this._moveState.back = 1; break;
}
this._updateMovementVector();
}
}
function onPointerMove( event ) {
if ( this.enabled === false ) return;
if ( ! this.dragToLook || this._status > 0 ) {
const container = this._getContainerDimensions();
const halfWidth = container.size[ 0 ] / 2;
const 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();
}
}
function onPointerUp( event ) {
if ( this.enabled === false ) return;
if ( this.dragToLook ) {
this._status --;
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();
}
function onPointerCancel() {
if ( this.enabled === false ) return;
if ( this.dragToLook ) {
this._status = 0;
this._moveState.yawLeft = this._moveState.pitchDown = 0;
} else {
this._moveState.forward = 0;
this._moveState.back = 0;
this._updateMovementVector();
}
this._updateRotationVector();
}
function onContextMenu( event ) {
if ( this.enabled === false ) return;
event.preventDefault();
}
export { FlyControls };