xterm repaint improvements (still not great)
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44f79ac02a
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9d69ef9c57
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@ -59,7 +59,6 @@ if( !AFRAME.components.dom ){
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.assignUniqueID()
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.scaleDOMvsXR()
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.triggerKeyboardForInputs()
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.stubRequestAnimationFrame()
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document.querySelector('#overlay').appendChild(this.el.dom)
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this.el.emit('DOMready',{el: this.el.dom})
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@ -131,10 +130,5 @@ if( !AFRAME.components.dom ){
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return this
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},
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stubRequestAnimationFrame: async function(){
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let s = await AFRAME.utils.require(this.requires)
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this.el.setAttribute("requestAnimationFrameXR","")
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}
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})
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}
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@ -38,13 +38,13 @@ if( typeof AFRAME != 'undefined '){
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rows: { type: 'number',"default": 30 },
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padding: { type: 'number',"default": 18 },
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minimized: { type: 'boolean',"default":false},
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maximized: { type: 'boolean',"default":true},
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maximized: { type: 'boolean',"default":false},
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transparent: { type:'boolean', "default":false }, // need good gpu
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xterm: { type: 'boolean', "default":true }, // use xterm.js? (=slower)
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memory: { type: 'number', "default":48 } // VM memory (in MB)
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},
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init: async function(){
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init: function(){
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this.el.object3D.visible = false
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fetch(this.data.iso,{method: 'HEAD'})
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.then( (res) => {
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@ -125,6 +125,7 @@ if( typeof AFRAME != 'undefined '){
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.wb-body:has(> .isoterminal){
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background: #000C;
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overflow:hidden;
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border-radius:7px;
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}
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.XR .wb-body:has(> .isoterminal){
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@ -159,6 +160,7 @@ if( typeof AFRAME != 'undefined '){
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this.requires.xtermjs = "https://unpkg.com/@xterm/xterm@5.5.0/lib/xterm.js"
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this.requires.xtermcss = "https://unpkg.com/@xterm/xterm@5.5.0/css/xterm.css"
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this.requires.xterm = "com/isoterminal/feat/xterm.js"
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// xterm relies on window.requestAnimationFrame which is not called in XR (xrSession.requestAnimationFrame is)
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}
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let s = await AFRAME.utils.require(this.requires)
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@ -199,7 +201,6 @@ if( typeof AFRAME != 'undefined '){
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instance.setAttribute("dom", "")
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this.isoterminal.addEventListener('postReady', (e)=>{
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// bugfix: send window dimensions to xterm (xterm.js does that from dom-sizechange to xterm via escape codes)
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let wb = instance.winbox
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@ -246,7 +247,6 @@ if( typeof AFRAME != 'undefined '){
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instance.object3D.quaternion.copy( AFRAME.scenes[0].camera.quaternion ) // face towards camera
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},
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events:{
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// combined AFRAME+DOM reactive events
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@ -25,9 +25,30 @@ ISOTerminal.prototype.xtermInit = function(){
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term.select(0, 0, 0)
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isoterm.emit('status','copied to clipboard')
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})
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term.onRender( () => {
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console.log("render")
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// xterm relies on requestAnimationFrame (which does not called in immersive mode)
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const _window = term._core._coreBrowserService._window
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const requestAnimationFrame = _window.requestAnimationFrame
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// luckily xterm allows a swappable window object
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let newWindow = function(){}.bind(window)
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for( var i in window ) newWindow[i] = window[i]
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newWindow.requestAnimationFrame = (cb) => {
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if( term.tid != null ) return
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setTimeout( () => {
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cb()
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term.tid = null
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},200)
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}
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term._core._coreBrowserService._window = newWindow
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})
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return term
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}
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this.addEventListener('emulator-started', function(){
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this.emulator.serial_adapter.term.element.querySelector('.xterm-viewport').style.background = 'transparent'
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// toggle immersive with ESCAPE
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@ -36,7 +57,9 @@ ISOTerminal.prototype.xtermInit = function(){
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const resize = (w,h) => {
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setTimeout( () => {
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if( isoterm?.emulator?.serial_adapter?.term ){
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isoterm.xtermAutoResize(isoterm.emulator.serial_adapter.term, isoterm.instance,-3)
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}
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},800) // wait for resize anim
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}
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isoterm.instance.addEventListener('window.onresize', resize )
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@ -1,50 +0,0 @@
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/*
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* ## requestAnimationFrameXR
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*
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* reroutes requestAnimationFrame-calls to xrSession.requestAnimationFrame
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* reason: in immersive mode this function behaves differently
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* (causing HTML apps like xterm.js not getting updated due to relying
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* on window.requestAnimationFrame)
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*
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* ```html
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* <a-entity requestAnimationFrameXR dom/>
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* ```
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*/
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if( !AFRAME.systems.requestAnimationFrameXR ){
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AFRAME.registerSystem('requestAnimationFrameXR',{
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init: function init(){
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if( document.location.hostname.match(/localhost/) ) return // allow webxr polyfill during development (they hang in XR)
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AFRAME.systems.requestAnimationFrameXR.q = []
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this.sceneEl.addEventListener('enter-vr', this.enable )
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this.sceneEl.addEventListener('enter-ar', this.enable )
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this.sceneEl.addEventListener('exit-vr', this.disable )
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this.sceneEl.addEventListener('exit-ar', this.disable )
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},
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enable: function enable(){
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this.requestAnimationFrame = window.requestAnimationFrame
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// NOTE: we don't call xrSession.requestAnimationFrame directly like this:
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//
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// window.requestAnimationFrame = AFRAME.utils.throttleTick( (cb) => this.sceneEl.xrSession.requestAnimationFrame(cb), 50 )
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//
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// as that breaks webxr polyfill (for in-browser testing)
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// instead we defer calls to tick() (which is called both in XR and non-XR)
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//
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window.requestAnimationFrame = (cb) => AFRAME.systems.requestAnimationFrameXR.q.push(cb)
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const q = AFRAME.systems.requestAnimationFrameXR.q
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this.tick = AFRAME.utils.throttleTick( () => {
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while( q.length != 0 ) (q.pop())()
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},50)
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},
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disable: function disable(){
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delete this.tick
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window.requestAnimationFrame = this.requestAnimationFrame
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}
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})
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}
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@ -1,81 +0,0 @@
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AFRAME.registerComponent('xrfragments', {
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schema: {
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url: { type:"string"}
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},
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init: function () {
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},
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events:{
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launcher: async function(){
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let url = prompt('enter URL to glb/fbx/json/obj/usdz asset', 'https://xrfragment.org/index.glb')
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if( !url ) return
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await AFRAME.utils.require({
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xrfragments: "https://xrfragment.org/dist/xrfragment.aframe.js",
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})
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// remove objects which are marked to be removed from scene (with noxrf)
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let els = [...document.querySelectorAll('[noxrf]') ]
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els.map( (el) => el.remove() )
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if( !this.el.getAttribute("xrf") ){
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this.el.setAttribute("xrf", url )
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let ARbutton = document.querySelector('.a-enter-ar-button')
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if( ARbutton ){
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ARbutton.addEventListener('click', () => {
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AFRAME.XRF.reset()
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})
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}
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}else AFRAME.XRF.navigator.to(url)
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}
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},
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manifest: { // HTML5 manifest to identify app to xrsh
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"short_name": "XRF",
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"name": "XR Fragment URL",
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"icons": [ ],
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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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