283 lines
10 KiB
JavaScript
283 lines
10 KiB
JavaScript
AFRAME.registerComponent('isoterminal', {
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schema: {
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iso: { type:"string", "default":"com/isoterminal/xrsh.iso" },
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cols: { type: 'number',"default": 120 },
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rows: { type: 'number',"default": 30 },
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padding:{ type: 'number',"default": 15 },
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transparent: { type:'boolean', "default":false } // need good gpu
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},
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init: function(){
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this.el.object3D.visible = false
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},
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requires:{
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'window': "com/window.js",
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winboxjs: "https://unpkg.com/winbox@0.2.82/dist/winbox.bundle.min.js", // deadsimple windows: https://nextapps-de.github.io/winbox
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winboxcss: "https://unpkg.com/winbox@0.2.82/dist/css/winbox.min.css", //
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xtermcss: "https://unpkg.com/xterm@3.12.0/dist/xterm.css",
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xtermjs: "https://unpkg.com/xterm@3.12.0/dist/xterm.js",
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v86: "com/isoterminal/libv86.js"
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//axterm: "https://unpkg.com/aframe-xterm-component/aframe-xterm-component.js"
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},
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dom: {
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scale: 0.7,
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events: ['click','keydown'],
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html: (me) => `<div class="isoterminal">
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<div style="white-space: pre; font: 14px monospace; line-height: 14px"></div>
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<canvas></canvas>
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</div>`,
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css: (me) => `.isoterminal{
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background:#000;
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padding: ${me.com.data.padding}px;
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/*overflow:hidden; */
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}
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.isoterminal *{
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white-space: pre;
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font-size: 14px;
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font-family: Liberation Mono,DejaVu Sans Mono,Courier New,monospace;
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font-weight:700;
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display:inline;
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overflow: hidden;
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}
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.wb-body:has(> .isoterminal){ background: #000; }
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.isoterminal div{ display:block; }
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.isoterminal span{ display: inline }
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@keyframes fade {
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from { opacity: 1.0; }
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50% { opacity: 0.5; }
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to { opacity: 1.0; }
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}
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@-webkit-keyframes fade {
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from { opacity: 1.0; }
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50% { opacity: 0.5; }
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to { opacity: 1.0; }
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}
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.blink {
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animation:fade 1000ms infinite;
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-webkit-animation:fade 1000ms infinite;
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}
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`
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},
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toUint8Array: function(str) {
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// Create a new Uint8Array with the same length as the input string
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const uint8Array = new Uint8Array(str.length);
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// Iterate over the string and populate the Uint8Array
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for (let i = 0; i < str.length; i++) {
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uint8Array[i] = str.charCodeAt(i);
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}
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return uint8Array;
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},
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runISO: function(dom){
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var emulator = window.emulator = dom.emulator = new V86({
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wasm_path: "com/isoterminal/v86.wasm",
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memory_size: 32 * 1024 * 1024,
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vga_memory_size: 2 * 1024 * 1024,
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screen_container: dom, //this.canvas.parentElement,
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bios: {
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url: "com/isoterminal/bios/seabios.bin",
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},
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vga_bios: {
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url: "com/isoterminal/bios/vgabios.bin",
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},
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network_relay_url: "wss://relay.widgetry.org/",
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cdrom: {
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url: this.data.iso,
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},
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network_relay_url: "<UNUSED>",
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cmdline: "rw root=host9p rootfstype=9p rootflags=trans=virtio,cache=loose modules=virtio_pci tsc=reliable init_on_free=on init=/bin/date",
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//bzimage:{
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// url: "com/isoterminal/images/buildroot-bzimage.bin"
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//},
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//bzimage_initrd_from_filesystem: true,
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//filesystem: {
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// baseurl: "com/isoterminal/v86/images/alpine-rootfs-flat",
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// basefs: "com/isoterminal/v86/images/alpine-fs.json",
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// },
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//screen_dummy: true,
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//disable_jit: false,
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filesystem: {},
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autostart: true,
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});
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emulator.bus.register("emulator-started", () => {
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emulator.create_file("motd", this.toUint8Array(`
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[38;5;57m ____ _____________ _________ ___ ___
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[38;5;93m \ \/ /\______ \/ _____// | \
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[38;5;93m \ / | _/\_____ \/ ~ \
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[38;5;129m / \ | | \/ \ Y /
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[38;5;165m /___/\ \ |____|_ /_______ /\___|_ /
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[38;5;201m \_/ \/ \/ \/
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`+ "\033[0m" ))
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emulator.create_file("js", this.toUint8Array(`#!/bin/sh
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cat /mnt/motd
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cat > /dev/null
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`))
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//emulator.serial0_send('chmod +x /mnt/js')
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//emulator.serial0_send()
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});
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let line = ''
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emulator.add_listener("serial0-output-byte", async (byte) => {
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var chr = String.fromCharCode(byte);
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if(chr < " " && chr !== "\n" && chr !== "\t" || chr > "~")
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{
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return;
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}
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if(chr === "\n")
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{
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var new_line = line;
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line = "";
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}
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else if(chr >= " " && chr <= "~")
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{
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line += chr;
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}
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//if(!ran_command && line.endsWith("~% "))
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//{
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// ran_command = true;
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// emulator.serial0_send("chmod +x /mnt/test-i386\n");
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// emulator.serial0_send("/mnt/test-i386 > /mnt/result\n");
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// emulator.serial0_send("echo test fini''shed\n");
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//}
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//console.dir({line,new_line})
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if(new_line && new_line.includes("buildroot login:"))
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{
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emulator.serial0_send("root\n")
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emulator.serial0_send("mv /mnt/js . && chmod +x js\n")
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}
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});
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},
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events:{
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// combined AFRAME+DOM reactive events
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click: function(e){ }, //
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keydown: function(e){ },
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// reactive events for this.data updates
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myvalue: function(e){ this.el.dom.querySelector('b').innerText = this.data.myvalue },
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ready: function( ){
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this.el.dom.style.display = 'none'
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},
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launcher: async function(){
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if( this.instance ){
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const el = document.querySelector('.isoterminal')
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el.classList.add('blink')
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setTimeout( () => el.classList.remove('blink'), 2000 )
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return console.warn('TODO: allow multiple terminals (see v86 examples)')
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}
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let s = await AFRAME.utils.require(this.requires)
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// instance this component
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const instance = this.instance = this.el.cloneNode(false)
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this.el.sceneEl.appendChild( instance )
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instance.addEventListener('DOMready', () => {
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this.runISO(instance.dom)
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instance.setAttribute("window", `title: ${this.data.iso}; uid: ${instance.uid}; attach: #overlay; dom: #${instance.dom.id}`)
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})
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instance.addEventListener('window.oncreate', (e) => {
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instance.dom.classList.add('blink')
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// resize after the dom content has been rendered & updated
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setTimeout( () => {
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let spans = [...instance.dom.querySelectorAll('span')]
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instance.winbox.resize(
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(spans[0].offsetWidth + (2*this.data.padding))+'px',
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((spans.length * spans[0].offsetHeight) ) +'px'
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)
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},1200)
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setTimeout( () => instance.dom.classList.remove('blink'), 5000 )
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})
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instance.addEventListener('window.onclose', (e) => {
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if( !confirm('do you want to kill this virtual machine and all its processes?') ) e.halt = true
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})
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instance.setAttribute("dom", "")
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instance.setAttribute("xd", "") // allows flipping between DOM/WebGL when toggling XD-button
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instance.setAttribute("visible", AFRAME.utils.XD() == '3D' ? 'true' : 'false' )
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instance.setAttribute("position", AFRAME.utils.XD.getPositionInFrontOfCamera(0.5) )
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instance.setAttribute("grabbable","")
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const focus = () => document.querySelector('canvas.a-canvas').focus()
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instance.addEventListener('obbcollisionstarted', focus )
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this.el.sceneEl.addEventListener('enter-vr', focus )
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instance.object3D.quaternion.copy( AFRAME.scenes[0].camera.quaternion ) // face towards camera
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}
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},
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manifest: { // HTML5 manifest to identify app to xrsh
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"iso": "linux-x64-4.15.iso",
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"short_name": "ISOTerm",
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"name": "terminal",
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"icons": [
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{
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"src": "https://css.gg/terminal.svg",
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"src": "data:image/svg+xml;base64,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",
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"type": "image/svg+xml",
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"sizes": "512x512"
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}
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],
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"id": "/?source=pwa",
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"start_url": "/?source=pwa",
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"background_color": "#3367D6",
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"display": "standalone",
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"scope": "/",
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"theme_color": "#3367D6",
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"shortcuts": [
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{
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"name": "What is the latest news?",
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"cli":{
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"usage": "helloworld <type> [options]",
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"example": "helloworld news",
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"args":{
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"--latest": {type:"string"}
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}
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},
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"short_name": "Today",
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"description": "View weather information for today",
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"url": "/today?source=pwa",
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"icons": [{ "src": "/images/today.png", "sizes": "192x192" }]
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}
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],
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"description": "Hello world information",
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"screenshots": [
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{
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"src": "/images/screenshot1.png",
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"type": "image/png",
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"sizes": "540x720",
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"form_factor": "narrow"
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}
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],
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"help":`
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Helloworld application
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This is a help file which describes the application.
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It will be rendered thru troika text, and will contain
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headers based on non-punctualized lines separated by linebreaks,
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in above's case "\nHelloworld application\n" will qualify as header.
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`
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}
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});
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