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aframe-motion-capture-components.js
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/******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId])
/******/ return installedModules[moduleId].exports;
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ exports: {},
/******/ id: moduleId,
/******/ loaded: false
/******/ };
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/ // Flag the module as loaded
/******/ module.loaded = true;
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/ // Load entry module and return exports
/******/ return __webpack_require__(0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ (function(module, exports, __webpack_require__) {
if (typeof AFRAME === 'undefined') {
throw new Error('Component attempted to register before AFRAME was available.');
}
// Components.
__webpack_require__(1);
__webpack_require__(2);
__webpack_require__(3);
__webpack_require__(5);
__webpack_require__(6);
// Systems.
__webpack_require__(7);
__webpack_require__(8);
/***/ }),
/* 1 */
/***/ (function(module, exports) {
/* global AFRAME, THREE */
var EVENTS = {
axismove: {id: 0, props: ['id', 'axis', 'changed']},
buttonchanged: {id: 1, props: ['id', 'state']},
buttondown: {id: 2, props: ['id', 'state']},
buttonup: {id: 3, props: ['id', 'state']},
touchstart: {id: 4, props: ['id', 'state']},
touchend: {id: 5, props: ['id', 'state']}
};
var EVENTS_DECODE = {
0: 'axismove',
1: 'buttonchanged',
2: 'buttondown',
3: 'buttonup',
4: 'touchstart',
5: 'touchend'
};
AFRAME.registerComponent('motion-capture-recorder', {
schema: {
autoRecord: {default: false},
enabled: {default: true},
hand: {default: 'right'},
recordingControls: {default: false},
persistStroke: {default: false},
visibleStroke: {default: true}
},
init: function () {
this.drawing = false;
this.recordedEvents = [];
this.recordedPoses = [];
this.addEventListeners();
},
addEventListeners: function () {
var el = this.el;
this.recordEvent = this.recordEvent.bind(this);
el.addEventListener('axismove', this.recordEvent);
el.addEventListener('buttonchanged', this.onTriggerChanged.bind(this));
el.addEventListener('buttonchanged', this.recordEvent);
el.addEventListener('buttonup', this.recordEvent);
el.addEventListener('buttondown', this.recordEvent);
el.addEventListener('touchstart', this.recordEvent);
el.addEventListener('touchend', this.recordEvent);
},
recordEvent: function (evt) {
var detail;
if (!this.isRecording) { return; }
// Filter out `target`, not serializable.
if ('detail' in evt && 'state' in evt.detail && typeof evt.detail.state === 'object' &&
'target' in evt.detail.state) {
delete evt.detail.state.target;
}
detail = {};
EVENTS[evt.type].props.forEach(function buildDetail (propName) {
// Convert GamepadButton to normal JS object.
if (propName === 'state') {
var stateProp;
detail.state = {};
for (stateProp in evt.detail.state) {
detail.state[stateProp] = evt.detail.state[stateProp];
}
return;
}
detail[propName] = evt.detail[propName];
});
this.recordedEvents.push({
name: evt.type,
detail: detail,
timestamp: this.lastTimestamp
});
},
onTriggerChanged: function (evt) {
var data = this.data;
var value;
if (!data.enabled || data.autoRecord) { return; }
// Not Trigger
if (evt.detail.id !== 1 || !this.data.recordingControls) { return; }
value = evt.detail.state.value;
if (value <= 0.1) {
if (this.isRecording) { this.stopRecording(); }
return;
}
if (!this.isRecording) { this.startRecording(); }
},
getJSONData: function () {
var data;
var trackedControlsComponent = this.el.components['tracked-controls'];
var controller = trackedControlsComponent && trackedControlsComponent.controller;
if (!this.recordedPoses) { return; }
data = {
poses: this.getStrokeJSON(this.recordedPoses),
events: this.recordedEvents
};
if (controller) {
data.gamepad = {
id: controller.id,
hand: controller.hand,
index: controller.index
};
}
return data;
},
getStrokeJSON: function (stroke) {
var point;
var points = [];
for (var i = 0; i < stroke.length; i++) {
point = stroke[i];
points.push({
position: point.position,
rotation: point.rotation,
timestamp: point.timestamp
});
}
return points;
},
saveCapture: function (binary) {
var jsonData = JSON.stringify(this.getJSONData());
var type = binary ? 'application/octet-binary' : 'application/json';
var blob = new Blob([jsonData], {type: type});
var url = URL.createObjectURL(blob);
var fileName = 'motion-capture-' + document.title + '-' + Date.now() + '.json';
var aEl = document.createElement('a');
aEl.setAttribute('class', 'motion-capture-download');
aEl.href = url;
aEl.setAttribute('download', fileName);
aEl.innerHTML = 'downloading...';
aEl.style.display = 'none';
document.body.appendChild(aEl);
setTimeout(function () {
aEl.click();
document.body.removeChild(aEl);
}, 1);
},
update: function () {
var el = this.el;
var data = this.data;
if (this.data.autoRecord) {
this.startRecording();
} else {
// Don't try to record camera with controllers.
if (el.components.camera) { return; }
if (data.recordingControls) {
el.setAttribute('vive-controls', {hand: data.hand});
el.setAttribute('oculus-touch-controls', {hand: data.hand});
}
el.setAttribute('stroke', '');
}
},
tick: (function () {
var position = new THREE.Vector3();
var rotation = new THREE.Quaternion();
var scale = new THREE.Vector3();
return function (time, delta) {
var newPoint;
var pointerPosition;
this.lastTimestamp = time;
if (!this.data.enabled || !this.isRecording) { return; }
newPoint = {
position: AFRAME.utils.clone(this.el.getAttribute('position')),
rotation: AFRAME.utils.clone(this.el.getAttribute('rotation')),
timestamp: time
};
this.recordedPoses.push(newPoint);
if (!this.data.visibleStroke) { return; }
this.el.object3D.updateMatrixWorld();
this.el.object3D.matrixWorld.decompose(position, rotation, scale);
pointerPosition = this.getPointerPosition(position, rotation);
this.el.components.stroke.drawPoint(position, rotation, time, pointerPosition);
};
})(),
getPointerPosition: (function () {
var pointerPosition = new THREE.Vector3();
var offset = new THREE.Vector3(0, 0.7, 1);
return function getPointerPosition (position, orientation) {
var pointer = offset
.clone()
.applyQuaternion(orientation)
.normalize()
.multiplyScalar(-0.03);
pointerPosition.copy(position).add(pointer);
return pointerPosition;
};
})(),
startRecording: function () {
var el = this.el;
if (this.isRecording) { return; }
if (el.components.stroke) { el.components.stroke.reset(); }
this.isRecording = true;
this.recordedPoses = [];
this.recordedEvents = [];
el.emit('strokestarted', {entity: el, poses: this.recordedPoses});
},
stopRecording: function () {
var el = this.el;
if (!this.isRecording) { return; }
el.emit('strokeended', {poses: this.recordedPoses});
this.isRecording = false;
if (!this.data.visibleStroke || this.data.persistStroke) { return; }
el.components.stroke.reset();
}
});
/***/ }),
/* 2 */
/***/ (function(module, exports) {
/* global THREE, AFRAME */
AFRAME.registerComponent('motion-capture-replayer', {
schema: {
enabled: {default: true},
recorderEl: {type: 'selector'},
loop: {default: false},
src: {default: ''},
spectatorCamera: {default: false}
},
init: function () {
this.currentPoseTime = 0;
this.currentEventTime = 0;
this.currentPoseIndex = 0;
this.currentEventIndex = 0;
this.onStrokeStarted = this.onStrokeStarted.bind(this);
this.onStrokeEnded = this.onStrokeEnded.bind(this);
this.playComponent = this.playComponent.bind(this);
this.el.addEventListener('pause', this.playComponent);
this.discardedFrames = 0;
this.playingEvents = [];
this.playingPoses = [];
this.gamepadData = null;
},
remove: function () {
var el = this.el;
var gamepadData = this.gamepadData;
var gamepads;
var found = -1;
el.removeEventListener('pause', this.playComponent);
this.stopReplaying();
el.pause();
el.play();
// Remove gamepad from system.
if (this.gamepadData) {
gamepads = el.sceneEl.systems['motion-capture-replayer'].gamepads;
gamepads.forEach(function (gamepad, i) {
if (gamepad === gamepadData) { found = i; }
});
if (found !== -1) {
gamepads.splice(found, 1);
}
}
},
update: function (oldData) {
var data = this.data;
this.updateRecorder(data.recorderEl, oldData.recorderEl);
if (!this.el.isPlaying) { this.playComponent(); }
if (oldData.src === data.src) { return; }
if (data.src) { this.updateSrc(data.src); }
},
updateRecorder: function (newRecorderEl, oldRecorderEl) {
if (oldRecorderEl && oldRecorderEl !== newRecorderEl) {
oldRecorderEl.removeEventListener('strokestarted', this.onStrokeStarted);
oldRecorderEl.removeEventListener('strokeended', this.onStrokeEnded);
}
if (!newRecorderEl || oldRecorderEl === newRecorderEl) { return; }
newRecorderEl.addEventListener('strokestarted', this.onStrokeStarted);
newRecorderEl.addEventListener('strokeended', this.onStrokeEnded);
},
updateSrc: function (src) {
this.el.sceneEl.systems['motion-capture-recorder'].loadRecordingFromUrl(
src, false, this.startReplaying.bind(this));
},
onStrokeStarted: function(evt) {
this.reset();
},
onStrokeEnded: function(evt) {
this.startReplayingPoses(evt.detail.poses);
},
play: function () {
if (this.playingStroke) { this.playStroke(this.playingStroke); }
},
playComponent: function () {
this.el.isPlaying = true;
this.play();
},
/**
* @param {object} data - Recording data.
*/
startReplaying: function (data) {
var el = this.el;
this.ignoredFrames = 0;
this.storeInitialPose();
this.isReplaying = true;
this.startReplayingPoses(data.poses);
this.startReplayingEvents(data.events);
// Add gamepad metadata to system.
if (data.gamepad) {
this.gamepadData = data.gamepad;
el.sceneEl.systems['motion-capture-replayer'].gamepads.push(data.gamepad);
el.emit('gamepadconnected');
}
el.emit('replayingstarted');
},
stopReplaying: function () {
this.isReplaying = false;
this.restoreInitialPose();
this.el.emit('replayingstopped');
},
storeInitialPose: function () {
var el = this.el;
this.initialPose = {
position: AFRAME.utils.clone(el.getAttribute('position')),
rotation: AFRAME.utils.clone(el.getAttribute('rotation'))
};
},
restoreInitialPose: function () {
var el = this.el;
if (!this.initialPose) { return; }
el.setAttribute('position', this.initialPose.position);
el.setAttribute('rotation', this.initialPose.rotation);
},
startReplayingPoses: function (poses) {
this.isReplaying = true;
this.currentPoseIndex = 0;
if (poses.length === 0) { return; }
this.playingPoses = poses;
this.currentPoseTime = poses[0].timestamp;
},
/**
* @param events {Array} - Array of events with timestamp, name, and detail.
*/
startReplayingEvents: function (events) {
var firstEvent;
this.isReplaying = true;
this.currentEventIndex = 0;
if (events.length === 0) { return; }
firstEvent = events[0];
this.playingEvents = events;
this.currentEventTime = firstEvent.timestamp;
this.el.emit(firstEvent.name, firstEvent.detail);
},
// Reset player
reset: function () {
this.playingPoses = null;
this.currentTime = undefined;
this.currentPoseIndex = undefined;
},
/**
* Called on tick.
*/
playRecording: function (delta) {
var currentPose;
var currentEvent
var playingPoses = this.playingPoses;
var playingEvents = this.playingEvents;
currentPose = playingPoses && playingPoses[this.currentPoseIndex]
currentEvent = playingEvents && playingEvents[this.currentEventIndex];
this.currentPoseTime += delta;
this.currentEventTime += delta;
// Determine next pose.
// Comparing currentPoseTime to currentEvent.timestamp is not a typo.
while ((currentPose && this.currentPoseTime >= currentPose.timestamp) ||
(currentEvent && this.currentPoseTime >= currentEvent.timestamp)) {
// Pose.
if (currentPose && this.currentPoseTime >= currentPose.timestamp) {
if (this.currentPoseIndex === playingPoses.length - 1) {
if (this.data.loop) {
this.currentPoseIndex = 0;
this.currentPoseTime = playingPoses[0].timestamp;
} else {
this.stopReplaying();
}
}
applyPose(this.el, currentPose);
this.currentPoseIndex += 1;
currentPose = playingPoses[this.currentPoseIndex];
}
// Event.
if (currentEvent && this.currentPoseTime >= currentEvent.timestamp) {
if (this.currentEventIndex === playingEvents.length && this.data.loop) {
this.currentEventIndex = 0;
this.currentEventTime = playingEvents[0].timestamp;
}
this.el.emit(currentEvent.name, currentEvent.detail);
this.currentEventIndex += 1;
currentEvent = this.playingEvents[this.currentEventIndex];
}
}
},
tick: function (time, delta) {
// Ignore the first couple of frames that come from window.RAF on Firefox.
if (this.ignoredFrames !== 2 && !window.debug) {
this.ignoredFrames++;
return;
}
if (!this.isReplaying) { return; }
this.playRecording(delta);
}
});
function applyPose (el, pose) {
el.setAttribute('position', pose.position);
el.setAttribute('rotation', pose.rotation);
};
/***/ }),
/* 3 */
/***/ (function(module, exports, __webpack_require__) {
/* global THREE, AFRAME */
var constants = __webpack_require__(4);
var log = AFRAME.utils.debug('aframe-motion-capture:avatar-recorder:info');
var warn = AFRAME.utils.debug('aframe-motion-capture:avatar-recorder:warn');
/**
* Wrapper around individual motion-capture-recorder components for recording camera and
* controllers together.
*/
AFRAME.registerComponent('avatar-recorder', {
schema: {
autoPlay: {default: false},
autoRecord: {default: false},
cameraOverride: {type: 'selector'},
localStorage: {default: true},
recordingName: {default: constants.DEFAULT_RECORDING_NAME},
loop: {default: true}
},
init: function () {
this.cameraEl = null;
this.isRecording = false;
this.trackedControllerEls = {};
this.recordingData = null;
this.onKeyDown = AFRAME.utils.bind(this.onKeyDown, this);
this.tick = AFRAME.utils.throttle(this.throttledTick, 100, this);
},
/**
* Poll for tracked controllers.
*/
throttledTick: function () {
var self = this;
var trackedControllerEls = this.el.querySelectorAll('[tracked-controls]');
this.trackedControllerEls = {};
trackedControllerEls.forEach(function setupController (trackedControllerEl) {
if (!trackedControllerEl.id) {
warn('Found a tracked controller entity without an ID. ' +
'Provide an ID or this controller will not be recorded');
return;
}
trackedControllerEl.setAttribute('motion-capture-recorder', {
autoRecord: false,
visibleStroke: false
});
self.trackedControllerEls[trackedControllerEl.id] = trackedControllerEl;
if (self.isRecording) {
trackedControllerEl.components['motion-capture-recorder'].startRecording();
}
});
},
play: function () {
window.addEventListener('keydown', this.onKeyDown);
},
pause: function () {
window.removeEventListener('keydown', this.onKeyDown);
},
/**
* Keyboard shortcuts.
*/
onKeyDown: function (evt) {
var key = evt.keyCode;
var KEYS = {space: 32};
switch (key) {
// <space>: Toggle recording.
case KEYS.space: {
this.toggleRecording();
break;
}
}
},
/**
* Start or stop recording.
*/
toggleRecording: function () {
if (this.isRecording) {
this.stopRecording();
} else {
this.startRecording();
}
},
/**
* Set motion capture recorder on the camera once the camera is ready.
*/
setupCamera: function (doneCb) {
var el = this.el;
var self = this;
if (this.data.cameraOverride) {
prepareCamera(this.data.cameraOverride);
return;
}
// Grab camera.
if (el.camera && el.camera.el) {
prepareCamera(el.camera.el);
return;
}
el.addEventListener('camera-set-active', function setup (evt) {
prepareCamera(evt.detail.cameraEl);
el.removeEventListener('camera-set-active', setup);
});
function prepareCamera (cameraEl) {
if (self.cameraEl) {
self.cameraEl.removeAttribute('motion-capture-recorder');
}
self.cameraEl = cameraEl;
cameraEl.setAttribute('motion-capture-recorder', {
autoRecord: false,
visibleStroke: false
});
doneCb(cameraEl)
}
},
/**
* Start recording camera and tracked controls.
*/
startRecording: function () {
var trackedControllerEls = this.trackedControllerEls;
var self = this;
if (this.isRecording) { return; }
log('Starting recording!');
if (this.el.components['avatar-replayer']) {
this.el.components['avatar-replayer'].stopReplaying();
}
// Get camera.
this.setupCamera(function cameraSetUp () {
self.isRecording = true;
// Record camera.
self.cameraEl.components['motion-capture-recorder'].startRecording();
// Record tracked controls.
Object.keys(trackedControllerEls).forEach(function startRecordingController (id) {
trackedControllerEls[id].components['motion-capture-recorder'].startRecording();
});
});
},
/**
* Tell camera and tracked controls motion-capture-recorder components to stop recording.
* Store recording and replay if autoPlay is on.
*/
stopRecording: function () {
var trackedControllerEls = this.trackedControllerEls;
if (!this.isRecording) { return; }
log('Stopped recording.');
this.isRecording = false;
this.cameraEl.components['motion-capture-recorder'].stopRecording();
Object.keys(trackedControllerEls).forEach(function (id) {
trackedControllerEls[id].components['motion-capture-recorder'].stopRecording();
});
this.recordingData = this.getJSONData();
this.storeRecording(this.recordingData);
if (this.data.autoPlay) {
this.replayRecording();
}
},
/**
* Gather the JSON data from the camera and tracked controls motion-capture-recorder
* components. Combine them together, keyed by the (active) `camera` and by the
* tracked controller IDs.
*/
getJSONData: function () {
var data = {};
var trackedControllerEls = this.trackedControllerEls;
if (this.isRecording) { return; }
// Camera.
data.camera = this.cameraEl.components['motion-capture-recorder'].getJSONData();
// Tracked controls.
Object.keys(trackedControllerEls).forEach(function getControllerData (id) {
data[id] = trackedControllerEls[id].components['motion-capture-recorder'].getJSONData();
});
return data;
},
/**
* Store recording in IndexedDB using recordingdb system.
*/
storeRecording: function (recordingData) {
var data = this.data;
if (!data.localStorage) { return; }
log('Recording stored in localStorage.');
this.el.systems.recordingdb.addRecording(data.recordingName, recordingData);
}
});
/***/ }),
/* 4 */
/***/ (function(module, exports) {
module.exports.LOCALSTORAGE_RECORDINGS = 'avatarRecordings';
module.exports.DEFAULT_RECORDING_NAME = 'default';
/***/ }),
/* 5 */
/***/ (function(module, exports, __webpack_require__) {
/* global THREE, AFRAME */
var constants = __webpack_require__(4);
var bind = AFRAME.utils.bind;
var error = AFRAME.utils.debug('aframe-motion-capture:avatar-replayer:error');
var log = AFRAME.utils.debug('aframe-motion-capture:avatar-replayer:info');
var warn = AFRAME.utils.debug('aframe-motion-capture:avatar-replayer:warn');
var fileLoader = new THREE.FileLoader();
AFRAME.registerComponent('avatar-replayer', {
schema: {
autoPlay: {default: true},
cameraOverride: {type: 'selector'},
loop: {default: false},
recordingName: {default: constants.DEFAULT_RECORDING_NAME},
spectatorMode: {default: false},
spectatorPosition: {default: {x: 0, y: 1.6, z: 2}, type: 'vec3'},
src: {default: ''}
},
init: function () {
var sceneEl = this.el;
// Bind methods.
this.onKeyDown = bind(this.onKeyDown, this);
// Prepare camera.
this.setupCamera = bind(this.setupCamera, this);
if (sceneEl.camera) {
this.setupCamera();
} else {
sceneEl.addEventListener('camera-set-active', this.setupCamera);
}
if (this.data.autoPlay) {
this.replayRecordingFromSource();
}
},
update: function (oldData) {
var data = this.data;
var spectatorModeUrlParam;
spectatorModeUrlParam =
window.location.search.indexOf('spectatormode') !== -1 ||
window.location.search.indexOf('spectatorMode') !== -1;
// Handle toggling spectator mode. Don't run on initialization. Want to activate after
// the player camera is initialized.
if (oldData.spectatorMode !== data.spectatorMode ||
spectatorModeUrlParam) {
if (data.spectatorMode || spectatorModeUrlParam) {
this.activateSpectatorCamera();
} else if (oldData.spectatorMode === true) {
this.deactivateSpectatorCamera();
}
}
// Handle `src` changing.
if (data.src && oldData.src !== data.src && data.autoPlay) {
this.replayRecordingFromSource();
}
},
play: function () {
window.addEventListener('keydown', this.onKeyDown);
},
pause: function () {
window.removeEventListener('keydown', this.onKeyDown);
},
remove: function () {
this.stopReplaying();
this.cameraEl.removeObject3D('replayerMesh');
},
/**
* Grab a handle to the "original" camera.
* Initialize spectator camera and dummy geometry for original camera.
*/
setupCamera: function () {
var data = this.data;
var sceneEl = this.el;
if (data.cameraOverride) {
// Specify which camera is the original camera (e.g., used by Inspector).
this.cameraEl = data.cameraOverride;
} else {
// Default camera.
this.cameraEl = sceneEl.camera.el;
// Make sure A-Frame doesn't automatically remove this camera.
this.cameraEl.removeAttribute('data-aframe-default-camera');
}
this.cameraEl.setAttribute('data-aframe-avatar-replayer-camera', '');
sceneEl.removeEventListener('camera-set-active', this.setupCamera);
this.configureHeadGeometry();
// Create spectator camera for either if we are in spectator mode or toggling to it.
this.initSpectatorCamera();
},
/**
* q: Toggle spectator camera.
*/
onKeyDown: function (evt) {
switch (evt.keyCode) {
// q.
case 81: {
this.el.setAttribute('avatar-replayer', 'spectatorMode', !this.data.spectatorMode);
break;
}
}
},
/**
* Activate spectator camera, show replayer mesh.
*/
activateSpectatorCamera: function () {
var spectatorCameraEl = this.spectatorCameraEl;
if (!spectatorCameraEl) {
this.el.addEventListener('spectatorcameracreated',
bind(this.activateSpectatorCamera, this));
return;
}
if (!spectatorCameraEl.hasLoaded) {
spectatorCameraEl.addEventListener('loaded', bind(this.activateSpectatorCamera, this));
return;
}
log('Activating spectator camera');
spectatorCameraEl.setAttribute('camera', 'active', true);
this.cameraEl.getObject3D('replayerMesh').visible = true;
},
/**
* Deactivate spectator camera (by setting original camera active), hide replayer mesh.
*/
deactivateSpectatorCamera: function () {
log('Deactivating spectator camera');
this.cameraEl.setAttribute('camera', 'active', true);
this.cameraEl.getObject3D('replayerMesh').visible = false;
},
/**
* Create and activate spectator camera if in spectator mode.
*/
initSpectatorCamera: function () {
var data = this.data;
var sceneEl = this.el;
var spectatorCameraEl;
var spectatorCameraRigEl;
// Developer-defined spectator rig.
if (this.el.querySelector('#spectatorCameraRig')) {
this.spectatorCameraEl = sceneEl.querySelector('#spectatorCameraRig');
return;
}
// Create spectator camera rig.
spectatorCameraRigEl = sceneEl.querySelector('#spectatorCameraRig') ||
document.createElement('a-entity');
spectatorCameraRigEl.id = 'spectatorCameraRig';
spectatorCameraRigEl.setAttribute('position', data.spectatorPosition);
this.spectatorCameraRigEl = spectatorCameraRigEl;
// Create spectator camera.
spectatorCameraEl = sceneEl.querySelector('#spectatorCamera') ||
document.createElement('a-entity');
spectatorCameraEl.id = 'spectatorCamera';
spectatorCameraEl.setAttribute('camera', {active: data.spectatorMode, userHeight: 0});
spectatorCameraEl.setAttribute('look-controls', '');
spectatorCameraEl.setAttribute('wasd-controls', {fly: true});
this.spectatorCameraEl = spectatorCameraEl;
// Append rig.
spectatorCameraRigEl.appendChild(spectatorCameraEl);
sceneEl.appendChild(spectatorCameraRigEl);
sceneEl.emit('spectatorcameracreated');
},
/**
* Check for recording sources and play.
*/
replayRecordingFromSource: function () {
var data = this.data;
var recordingdb = this.el.systems.recordingdb;;
var recordingNames;
var src;
var self = this;
// Allow override to display replayer from query param.
if (new URLSearchParams(window.location.search).get('avatar-replayer-disabled') !== null) {
return;
}
recordingdb.getRecordingNames().then(function (recordingNames) {
// See if recording defined in query parameter.
var queryParamSrc = self.getSrcFromSearchParam();
// 1. Try `avatar-recorder` query parameter as recording name from IndexedDB.
if (recordingNames.indexOf(queryParamSrc) !== -1) {
log('Replaying `' + queryParamSrc + '` from IndexedDB.');
recordingdb.getRecording(queryParamSrc).then(bind(self.startReplaying, self));
return;
}
// 2. Use `avatar-recorder` query parameter or `data.src` as URL.
src = queryParamSrc || self.data.src;
if (src) {
if (self.data.src) {
log('Replaying from component `src`', src);
} else if (queryParamSrc) {
log('Replaying from query parameter `recording`', src);
}
self.loadRecordingFromUrl(src, false, bind(self.startReplaying, self));
return;
}
// 3. Use `data.recordingName` as recording name from IndexedDB.
if (recordingNames.indexOf(self.data.recordingName) !== -1) {
log('Replaying `' + self.data.recordingName + '` from IndexedDB.');
recordingdb.getRecording(self.data.recordingName).then(bind(self.startReplaying, self));
}
});
},
/**
* Defined for test stubbing.
*/
getSrcFromSearchParam: function () {
var search = new URLSearchParams(window.location.search);
return search.get('recording') || search.get('avatar-recording');
},
/**
* Set player on camera and controllers (marked by ID).
*
* @params {object} replayData - {
* camera: {poses: [], events: []},
* [c1ID]: {poses: [], events: []},
* [c2ID]: {poses: [], events: []}
* }
*/
startReplaying: function (replayData) {
var data = this.data;
var self = this;
var sceneEl = this.el;
if (this.isReplaying) { return; }
// Wait for camera.
if (!this.el.camera) {
this.el.addEventListener('camera-set-active', function waitForCamera () {
self.startReplaying(replayData);
self.el.removeEventListener('camera-set-active', waitForCamera);
});
return;
}