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586 lines
15 KiB
586 lines
15 KiB
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js vr - handinput - press button</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
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<link type="text/css" rel="stylesheet" href="main.css">
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</head>
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<body>
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<div id="info">
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<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> vr - handinput - press button<br />
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(Oculus Browser 15.1+)
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</div>
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<!-- Import maps polyfill -->
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<!-- Remove this when import maps will be widely supported -->
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<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
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<script type="importmap">
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{
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"imports": {
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"three": "../build/three.module.js",
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"three/addons/": "./jsm/"
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}
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}
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</script>
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<script type="module">
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import * as THREE from 'three';
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import { VRButton } from 'three/addons/webxr/VRButton.js';
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import { XRControllerModelFactory } from 'three/addons/webxr/XRControllerModelFactory.js';
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import { OculusHandModel } from 'three/addons/webxr/OculusHandModel.js';
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import { createText } from 'three/addons/webxr/Text2D.js';
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import { World, System, Component, TagComponent, Types } from 'three/addons/libs/ecsy.module.js';
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class Object3D extends Component { }
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Object3D.schema = {
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object: { type: Types.Ref }
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};
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class Button extends Component { }
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Button.schema = {
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// button states: [resting, pressed, fully_pressed, recovering]
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currState: { type: Types.String, default: 'resting' },
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prevState: { type: Types.String, default: 'resting' },
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pressSound: { type: Types.Ref, default: null },
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releaseSound: { type: Types.Ref, default: null },
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restingY: { type: Types.Number, default: null },
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surfaceY: { type: Types.Number, default: null },
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recoverySpeed: { type: Types.Number, default: 0.4 },
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fullPressDistance: { type: Types.Number, default: null },
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action: { type: Types.Ref, default: () => { } }
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};
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class ButtonSystem extends System {
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init( attributes ) {
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this.renderer = attributes.renderer;
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this.soundAdded = false;
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}
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execute( /*delta, time*/ ) {
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let buttonPressSound, buttonReleaseSound;
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if ( this.renderer.xr.getSession() && ! this.soundAdded ) {
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const xrCamera = this.renderer.xr.getCamera();
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const listener = new THREE.AudioListener();
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xrCamera.add( listener );
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// create a global audio source
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buttonPressSound = new THREE.Audio( listener );
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buttonReleaseSound = new THREE.Audio( listener );
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// load a sound and set it as the Audio object's buffer
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const audioLoader = new THREE.AudioLoader();
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audioLoader.load( 'sounds/button-press.ogg', function ( buffer ) {
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buttonPressSound.setBuffer( buffer );
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} );
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audioLoader.load( 'sounds/button-release.ogg', function ( buffer ) {
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buttonReleaseSound.setBuffer( buffer );
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} );
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this.soundAdded = true;
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}
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this.queries.buttons.results.forEach( entity => {
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const button = entity.getMutableComponent( Button );
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const buttonMesh = entity.getComponent( Object3D ).object;
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// populate restingY
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if ( button.restingY == null ) {
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button.restingY = buttonMesh.position.y;
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}
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if ( buttonPressSound ) {
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button.pressSound = buttonPressSound;
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}
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if ( buttonReleaseSound ) {
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button.releaseSound = buttonReleaseSound;
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}
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if ( button.currState == 'fully_pressed' && button.prevState != 'fully_pressed' ) {
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button.pressSound?.play();
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button.action();
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}
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if ( button.currState == 'recovering' && button.prevState != 'recovering' ) {
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button.releaseSound?.play();
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}
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// preserve prevState, clear currState
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// FingerInputSystem will update currState
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button.prevState = button.currState;
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button.currState = 'resting';
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} );
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}
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}
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ButtonSystem.queries = {
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buttons: {
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components: [ Button ]
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}
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};
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class Pressable extends TagComponent { }
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class FingerInputSystem extends System {
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init( attributes ) {
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this.hands = attributes.hands;
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}
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execute( delta/*, time*/ ) {
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this.queries.pressable.results.forEach( entity => {
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const button = entity.getMutableComponent( Button );
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const object = entity.getComponent( Object3D ).object;
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const pressingDistances = [];
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this.hands.forEach( hand => {
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if ( hand && hand.intersectBoxObject( object ) ) {
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const pressingPosition = hand.getPointerPosition();
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pressingDistances.push( button.surfaceY - object.worldToLocal( pressingPosition ).y );
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}
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} );
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if ( pressingDistances.length == 0 ) { // not pressed this frame
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if ( object.position.y < button.restingY ) {
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object.position.y += button.recoverySpeed * delta;
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button.currState = 'recovering';
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} else {
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object.position.y = button.restingY;
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button.currState = 'resting';
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}
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} else {
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button.currState = 'pressed';
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const pressingDistance = Math.max( pressingDistances );
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if ( pressingDistance > 0 ) {
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object.position.y -= pressingDistance;
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}
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if ( object.position.y <= button.restingY - button.fullPressDistance ) {
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button.currState = 'fully_pressed';
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object.position.y = button.restingY - button.fullPressDistance;
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}
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}
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} );
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}
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}
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FingerInputSystem.queries = {
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pressable: {
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components: [ Pressable ]
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}
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};
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class Rotating extends TagComponent { }
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class RotatingSystem extends System {
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execute( delta/*, time*/ ) {
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this.queries.rotatingObjects.results.forEach( entity => {
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const object = entity.getComponent( Object3D ).object;
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object.rotation.x += 0.4 * delta;
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object.rotation.y += 0.4 * delta;
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} );
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}
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}
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RotatingSystem.queries = {
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rotatingObjects: {
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components: [ Rotating ]
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}
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};
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class HandsInstructionText extends TagComponent { }
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class InstructionSystem extends System {
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init( attributes ) {
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this.controllers = attributes.controllers;
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}
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execute( /*delta, time*/ ) {
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let visible = false;
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this.controllers.forEach( controller => {
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if ( controller.visible ) {
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visible = true;
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}
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} );
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this.queries.instructionTexts.results.forEach( entity => {
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const object = entity.getComponent( Object3D ).object;
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object.visible = visible;
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} );
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}
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}
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InstructionSystem.queries = {
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instructionTexts: {
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components: [ HandsInstructionText ]
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}
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};
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class OffsetFromCamera extends Component { }
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OffsetFromCamera.schema = {
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x: { type: Types.Number, default: 0 },
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y: { type: Types.Number, default: 0 },
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z: { type: Types.Number, default: 0 },
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};
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class NeedCalibration extends TagComponent { }
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class CalibrationSystem extends System {
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init( attributes ) {
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this.camera = attributes.camera;
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this.renderer = attributes.renderer;
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}
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execute( /*delta, time*/ ) {
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this.queries.needCalibration.results.forEach( entity => {
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if ( this.renderer.xr.getSession() ) {
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const offset = entity.getComponent( OffsetFromCamera );
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const object = entity.getComponent( Object3D ).object;
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const xrCamera = this.renderer.xr.getCamera();
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object.position.x = xrCamera.position.x + offset.x;
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object.position.y = xrCamera.position.y + offset.y;
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object.position.z = xrCamera.position.z + offset.z;
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entity.removeComponent( NeedCalibration );
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}
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} );
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}
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}
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CalibrationSystem.queries = {
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needCalibration: {
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components: [ NeedCalibration ]
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}
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};
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const world = new World();
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const clock = new THREE.Clock();
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let camera, scene, renderer;
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init();
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animate();
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function makeButtonMesh( x, y, z, color ) {
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const geometry = new THREE.BoxGeometry( x, y, z );
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const material = new THREE.MeshPhongMaterial( { color: color } );
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const buttonMesh = new THREE.Mesh( geometry, material );
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buttonMesh.castShadow = true;
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buttonMesh.receiveShadow = true;
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return buttonMesh;
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}
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function init() {
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const container = document.createElement( 'div' );
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document.body.appendChild( container );
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scene = new THREE.Scene();
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scene.background = new THREE.Color( 0x444444 );
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camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 0.1, 10 );
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camera.position.set( 0, 1.2, 0.3 );
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scene.add( new THREE.HemisphereLight( 0x808080, 0x606060 ) );
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const light = new THREE.DirectionalLight( 0xffffff );
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light.position.set( 0, 6, 0 );
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light.castShadow = true;
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light.shadow.camera.top = 2;
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light.shadow.camera.bottom = - 2;
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light.shadow.camera.right = 2;
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light.shadow.camera.left = - 2;
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light.shadow.mapSize.set( 4096, 4096 );
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scene.add( light );
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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renderer.outputEncoding = THREE.sRGBEncoding;
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renderer.shadowMap.enabled = true;
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renderer.xr.enabled = true;
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renderer.xr.cameraAutoUpdate = false;
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container.appendChild( renderer.domElement );
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document.body.appendChild( VRButton.createButton( renderer ) );
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// controllers
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const controller1 = renderer.xr.getController( 0 );
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scene.add( controller1 );
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const controller2 = renderer.xr.getController( 1 );
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scene.add( controller2 );
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const controllerModelFactory = new XRControllerModelFactory();
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// Hand 1
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const controllerGrip1 = renderer.xr.getControllerGrip( 0 );
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controllerGrip1.add( controllerModelFactory.createControllerModel( controllerGrip1 ) );
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scene.add( controllerGrip1 );
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const hand1 = renderer.xr.getHand( 0 );
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const handModel1 = new OculusHandModel( hand1 );
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hand1.add( handModel1 );
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scene.add( hand1 );
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// Hand 2
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const controllerGrip2 = renderer.xr.getControllerGrip( 1 );
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controllerGrip2.add( controllerModelFactory.createControllerModel( controllerGrip2 ) );
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scene.add( controllerGrip2 );
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const hand2 = renderer.xr.getHand( 1 );
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const handModel2 = new OculusHandModel( hand2 );
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hand2.add( handModel2 );
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scene.add( hand2 );
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// buttons
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const floorGeometry = new THREE.PlaneGeometry( 4, 4 );
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const floorMaterial = new THREE.MeshPhongMaterial( { color: 0x222222 } );
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const floor = new THREE.Mesh( floorGeometry, floorMaterial );
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floor.rotation.x = - Math.PI / 2;
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floor.receiveShadow = true;
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scene.add( floor );
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const consoleGeometry = new THREE.BoxGeometry( 0.5, 0.12, 0.15 );
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const consoleMaterial = new THREE.MeshPhongMaterial( { color: 0x595959 } );
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const consoleMesh = new THREE.Mesh( consoleGeometry, consoleMaterial );
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consoleMesh.position.set( 0, 1, - 0.3 );
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consoleMesh.castShadow = true;
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consoleMesh.receiveShadow = true;
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scene.add( consoleMesh );
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const orangeButton = makeButtonMesh( 0.08, 0.1, 0.08, 0xffd3b5 );
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orangeButton.position.set( - 0.15, 0.04, 0 );
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consoleMesh.add( orangeButton );
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const pinkButton = makeButtonMesh( 0.08, 0.1, 0.08, 0xe84a5f );
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pinkButton.position.set( - 0.05, 0.04, 0 );
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consoleMesh.add( pinkButton );
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const resetButton = makeButtonMesh( 0.08, 0.1, 0.08, 0x355c7d );
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const resetButtonText = createText( 'reset', 0.03 );
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resetButton.add( resetButtonText );
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resetButtonText.rotation.x = - Math.PI / 2;
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resetButtonText.position.set( 0, 0.051, 0 );
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resetButton.position.set( 0.05, 0.04, 0 );
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consoleMesh.add( resetButton );
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const exitButton = makeButtonMesh( 0.08, 0.1, 0.08, 0xff0000 );
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const exitButtonText = createText( 'exit', 0.03 );
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exitButton.add( exitButtonText );
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exitButtonText.rotation.x = - Math.PI / 2;
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exitButtonText.position.set( 0, 0.051, 0 );
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exitButton.position.set( 0.15, 0.04, 0 );
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consoleMesh.add( exitButton );
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const tkGeometry = new THREE.TorusKnotGeometry( 0.5, 0.2, 200, 32 );
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const tkMaterial = new THREE.MeshPhongMaterial( { color: 0xffffff } );
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tkMaterial.metalness = 0.8;
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const torusKnot = new THREE.Mesh( tkGeometry, tkMaterial );
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torusKnot.position.set( 0, 1, - 5 );
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scene.add( torusKnot );
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const instructionText = createText( 'This is a WebXR Hands demo, please explore with hands.', 0.04 );
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instructionText.position.set( 0, 1.6, - 0.6 );
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scene.add( instructionText );
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const exitText = createText( 'Exiting session...', 0.04 );
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exitText.position.set( 0, 1.5, - 0.6 );
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exitText.visible = false;
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scene.add( exitText );
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world
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.registerComponent( Object3D )
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.registerComponent( Button )
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.registerComponent( Pressable )
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.registerComponent( Rotating )
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.registerComponent( HandsInstructionText )
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.registerComponent( OffsetFromCamera )
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.registerComponent( NeedCalibration );
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world
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.registerSystem( RotatingSystem )
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.registerSystem( InstructionSystem, { controllers: [ controllerGrip1, controllerGrip2 ] } )
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.registerSystem( CalibrationSystem, { renderer: renderer, camera: camera } )
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.registerSystem( ButtonSystem, { renderer: renderer, camera: camera } )
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.registerSystem( FingerInputSystem, { hands: [ handModel1, handModel2 ] } );
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const csEntity = world.createEntity();
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csEntity.addComponent( OffsetFromCamera, { x: 0, y: - 0.4, z: - 0.3 } );
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csEntity.addComponent( NeedCalibration );
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csEntity.addComponent( Object3D, { object: consoleMesh } );
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const obEntity = world.createEntity();
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obEntity.addComponent( Pressable );
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obEntity.addComponent( Object3D, { object: orangeButton } );
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const obAction = function () {
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torusKnot.material.color.setHex( 0xffd3b5 );
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};
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obEntity.addComponent( Button, { action: obAction, surfaceY: 0.05, fullPressDistance: 0.02 } );
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const pbEntity = world.createEntity();
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pbEntity.addComponent( Pressable );
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pbEntity.addComponent( Object3D, { object: pinkButton } );
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const pbAction = function () {
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torusKnot.material.color.setHex( 0xe84a5f );
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};
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pbEntity.addComponent( Button, { action: pbAction, surfaceY: 0.05, fullPressDistance: 0.02 } );
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const rbEntity = world.createEntity();
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rbEntity.addComponent( Pressable );
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rbEntity.addComponent( Object3D, { object: resetButton } );
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const rbAction = function () {
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torusKnot.material.color.setHex( 0xffffff );
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};
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rbEntity.addComponent( Button, { action: rbAction, surfaceY: 0.05, fullPressDistance: 0.02 } );
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const ebEntity = world.createEntity();
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ebEntity.addComponent( Pressable );
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ebEntity.addComponent( Object3D, { object: exitButton } );
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const ebAction = function () {
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exitText.visible = true;
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setTimeout( function () {
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exitText.visible = false; renderer.xr.getSession().end();
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}, 2000 );
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};
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ebEntity.addComponent( Button, { action: ebAction, surfaceY: 0.05, recoverySpeed: 0.2, fullPressDistance: 0.03 } );
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const tkEntity = world.createEntity();
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tkEntity.addComponent( Rotating );
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tkEntity.addComponent( Object3D, { object: torusKnot } );
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const itEntity = world.createEntity();
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itEntity.addComponent( HandsInstructionText );
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itEntity.addComponent( Object3D, { object: instructionText } );
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window.addEventListener( 'resize', onWindowResize );
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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}
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|
|
|
function animate() {
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|
|
|
renderer.setAnimationLoop( render );
|
|
|
|
}
|
|
|
|
function render() {
|
|
|
|
const delta = clock.getDelta();
|
|
const elapsedTime = clock.elapsedTime;
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|
renderer.xr.updateCamera( camera );
|
|
world.execute( delta, elapsedTime );
|
|
renderer.render( scene, camera );
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|
|
|
}
|
|
|
|
</script>
|
|
</body>
|
|
|
|
</html>
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|
|