xrfragment-haxe/src/3rd/js/aframe/index.js

210 lines
8.2 KiB
JavaScript

window.AFRAME.registerComponent('xrf', {
schema: {
http: { type:'string'},
https: { type:'string'},
},
init: async function () {
// override this.data when URL has passed (`://....com/?https://foo.com/index.glb` e.g.)
if( typeof this.data == "string" ){
let searchIsUri = document.location.search &&
!document.location.search.match(/=/) &&
document.location.search.match("/")
if( searchIsUri || document.location.hash.length > 1 ){ // override url
this.data = `${document.location.search.substr(1)}${document.location.hash}`
}
}
if( !AFRAME.scenes[0] ) return // ignore if no scene yet
if( !AFRAME.XRF ){
let camera = document.querySelector('[camera]')
// start with black
camera.setAttribute('xrf-fade','')
AFRAME.fade = camera.components['xrf-fade']
let aScene = AFRAME.scenes[0]
// enable XR fragments
let XRF = AFRAME.XRF = xrf.init({
THREE,
camera: aScene.camera,
scene: aScene.object3D,
renderer: aScene.renderer,
loaders: {
gltf: THREE.GLTFLoader, // which 3D assets (exts) to check for XR fragments?
glb: THREE.GLTFLoader,
obj: THREE.OBJLoader,
fbx: THREE.FBXLoader,
usdz: THREE.USDZLoader,
col: THREE.ColladaLoader
}
})
if( !XRF.camera ) throw 'xrfragment: no camera detected, please declare <a-entity camera..> ABOVE entities with xrf-attributes'
if( AFRAME.utils.device.isMobile() ){
// aScene.setAttribute('webxr',"requiredFeatures: dom-overlay; overlayElement: canvas; referenceSpaceType: local")
}
aScene.addEventListener('loaded', () => {
// this is just for convenience (not part of spec): enforce AR + hide/show stuff based on VR tags in 3D model
ARbutton = document.querySelector('.a-enter-ar-button')
VRbutton = document.querySelector('.a-enter-vr-button')
if( ARbutton ) ARbutton.addEventListener('click', () => AFRAME.XRF.hashbus.pub( '#-VR' ) )
if( VRbutton ) VRbutton.addEventListener('click', () => AFRAME.XRF.hashbus.pub( '#VR' ) )
})
// not part of the spec, but convenient to only show AR button when negative VR-tag was defined in default fragment ('#' in rootscene file)
xrf.addEventListener('#', function(e){
if( e.frag['#'].string.match(/-VR/) ){
aScene.removeAttribute('xr-mode-ui')
aScene.setAttribute('xr-mode-ui',"XRMode: ar")
}
})
let repositionUser = (scale) => () => {
// sometimes AFRAME resets the user position to 0,0,0 when entering VR (not sure why)
setTimeout( () => {
let pos = xrf.frag.pos.lastVector3
if( pos ){ xrf.camera.position.set(pos.x, pos.y*scale, pos.z) }
},500)
}
aScene.addEventListener('enter-vr', repositionUser(1) )
aScene.addEventListener('enter-ar', repositionUser(2) )
xrf.addEventListener('navigateLoaded', (opts) => {
setTimeout( () => AFRAME.fade.out(),500)
let isLocal = opts.url.match(/^#/)
if( isLocal ) return
// *TODO* this does not really belong here perhaps
let blinkControls = document.querySelector('[blink-controls]')
if( blinkControls ){
let els = xrf.getCollisionMeshes()
let invisible = false
els.map( (mesh) => {
if( !invisible ){
invisible = mesh.material.clone()
invisible.visible = false
}
mesh.material = invisible
let el = document.createElement("a-entity")
el.setAttribute("xrf-get", mesh.name )
el.setAttribute("class","floor")
$('a-scene').appendChild(el)
})
let com = blinkControls.components['blink-controls']
if( com ) com.update({collisionEntities:true})
else console.warn("xrfragments: blink-controls is not mounted, please run manually: $('[blink-controls]).components['blink-controls'].update({collisionEntities:true})")
blinkControls.addEventListener('teleported', (e) => {
if( e.detail.newPosition.z < 0){
console.warn('teleported to negative Z-value: https://github.com/jure/aframe-blink-controls/issues/30')
}
})
}
// give headset users way to debug without a cumbersome usb-tapdance
if( document.location.hostname.match(/^(localhost|[1-9])/) && !aScene.getAttribute("vconsole") ){
aScene.setAttribute('vconsole','')
}
})
xrf.addEventListener('navigateError', (opts) => {
AFRAME.fade.out()
})
xrf.addEventListener('navigateLoading', (opts) => {
let p = opts.promise()
let url = opts.url
let isLocal = url.match(/^#/)
let hasPos = url.match(/pos=/)
let fastFadeMs = 200
if( !AFRAME.fade ) return p.resolve()
if( isLocal ){
if( hasPos ){
// local teleports only
AFRAME.fade.in(fastFadeMs)
setTimeout( () => {
p.resolve()
}, fastFadeMs)
}
}else{
AFRAME.fade.in(fastFadeMs)
setTimeout( () => {
p.resolve()
}, AFRAME.fade.data.fadetime )
}
},{weight:-1000})
// convert href's to a-entity's so AFRAME
// raycaster can find & execute it
AFRAME.XRF.clickableMeshToEntity = (opts) => {
let {mesh,clickHandler} = opts;
let createEl = function(c){
let el = document.createElement("a-entity")
// raycaster
el.setAttribute("xrf-get",{name:c.name}) // turn into AFRAME entity
el.setAttribute("class","ray") // expose to raycaster
// respond to cursor via laser-controls (https://aframe.io/docs/1.4.0/components/laser-controls.html)
el.addEventListener("click", clickHandler )
el.addEventListener("mouseenter", mesh.userData.XRF.href.selected(true) )
el.addEventListener("mouseleave", mesh.userData.XRF.href.selected(false) )
$('a-scene').appendChild(el)
}
createEl(mesh)
}
xrf.addEventListener('interactionReady', AFRAME.XRF.clickableMeshToEntity )
if( typeof this.data === 'string' || this.data.http || this.data.https ){
let url
if( typeof this.data === 'string' ) url = this.data
if( this.data.http ) url = `http:${this.data.http}`
if( this.data.https ) url = `https:${this.data.https}`
AFRAME.XRF.navigator.to( url )
.then( (model) => {
let gets = [ ...document.querySelectorAll('[xrf-get]') ]
gets.map( (g) => g.emit('update') )
})
}else{
// load current AFRAME scene as model
let sceneEl = aScene.querySelector('[xrf]')
if( !sceneEl.object3D ) return console.error("please model your XR Fragments scene within <a-entity xrf> .... </a-entity>")
const scene = sceneEl.object3D
// name THREE objects according to AFRAME element ids
scene.traverse( (m) => {
if( !m.name && m.el && m.el.id ) m.name = m.el.id
})
// load current scene as model
xrf.model = {scene,animations:[]}
xrf.scene = scene
//xrf.loadModel( xrf.model, "#", true )
////if( sceneEl.components.xrf.data ){
//// xrf.navigator.to(sceneEl.components.xrf.data ) // eval default fragment
//// console.log("evaluating default fragments")
//// sceneEl.object3D.userData['#'] = sceneEl.components.xrf.data
////}
//if( document.location.hash ){
// xrf.hashbus.pub( document.location.hash, xrf.model) // eval url
AFRAME.fade.out()
}
aScene.emit('XRF',{})
// enable gaze-click on Mobile VR
aScene.setAttribute('xrf-gaze','')
// detect href click via hand-detection
aScene.setAttribute("xrf-hands", '' )
if( xrf.debug !== undefined && parseInt(xrf.debug) > 1) aScene.setAttribute('stats','')
}
},
})