"use strict";/*jslint vars: true, plusplus: true*//*global Agent, Avatar, Script, Entities, Vec3, Quat, print*/////  crowd-agent.js//  scripts/developer/tests/performance/////  Created by Howard Stearns on 9/29/16.//  Copyright 2016 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html//// See crowd-agent.js var version = 3;var label = "summon";function debug() {    print.apply(null, [].concat.apply([label, version], [].map.call(arguments, JSON.stringify)));} var MINIMUM_AVATARS = 25; // We will summon agents to produce this many total. (Of course, there might not be enough agents.)var N_LISTENING = MINIMUM_AVATARS - 1;var AVATARS_CHATTERING_AT_ONCE = 4; // How many of the agents should we request to play SOUND_DATA at once. var initialBubble = Users.getIgnoreRadiusEnabled();debug('startup seeking:', MINIMUM_AVATARS, 'listening:', N_LISTENING, 'chattering:', AVATARS_CHATTERING_AT_ONCE, 'had bubble:', initialBubble); // If we add or remove things too quickly, we get problems (e.g., audio, fogbugz 2095).// For now, spread them out this timing apart.var SPREAD_TIME_MS = 500; var DENSITY = 0.3; // square meters per person. Some say 10 sq ft is arm's length (0.9m^2), 4.5 is crowd (0.4m^2), 2.5 is mosh pit (0.2m^2).var SOUND_DATA = {url: Script.getExternalPath(Script.ExternalPaths.HF_Content, "/howard/sounds/piano1.wav")};var NEXT_SOUND_SPREAD = 500; // millisecond range of how long to wait after one sound finishes, before playing the nextvar ANIMATION_DATA = {    "url": Script.getExternalPath(Script.ExternalPaths.HF_Content, "/howard/resources/avatar/animations/idle.fbx"),    // "url": Script.getExternalPath(Script.ExternalPaths.HF_Content, "/howard/resources/avatar/animations/walk_fwd.fbx"), // alternative example    "startFrame": 0.0,    "endFrame": 300.0,    "timeScale": 1.0,    "loopFlag": true}; var spread = Math.sqrt(MINIMUM_AVATARS * DENSITY); // metersvar turnSpread = 90; // How many degrees should turn from front range over. function coord() { return (Math.random() * spread) - (spread / 2); }  // randomly distribute a coordinate zero += spread/2.function contains(array, item) { return array.indexOf(item) >= 0; }function without(array, itemsToRemove) { return array.filter(function (item) { return !contains(itemsToRemove, item); }); }function nextAfter(array, id) { // Wrapping next element in array after id.    var index = array.indexOf(id) + 1;    return array[(index >= array.length) ? 0 : index];} var summonedAgents = [];var chattering = [];var nListening = 0;var accumulatedDelay = 0;var MESSAGE_CHANNEL = "io.highfidelity.summon-crowd";function messageSend(message) {    Messages.sendMessage(MESSAGE_CHANNEL, JSON.stringify(message));}function messageHandler(channel, messageString, senderID) {    if (channel !== MESSAGE_CHANNEL) {        return;    }    debug('message', channel, messageString, senderID);    if (MyAvatar.sessionUUID === senderID) { // ignore my own        return;    }    var message = {};    try {        message = JSON.parse(messageString);    } catch (e) {		    }    switch (message.key) {    case "hello":        Script.setTimeout(function () {            // There can be avatars we've summoned that do not yet appear in the AvatarList.            var avatarIdentifiers = without(AvatarList.getAvatarIdentifiers(), summonedAgents);            var nSummoned = summonedAgents.length;            debug('present', avatarIdentifiers, summonedAgents);            if ((nSummoned + avatarIdentifiers.length) < MINIMUM_AVATARS ) {                var chatter = chattering.length < AVATARS_CHATTERING_AT_ONCE;                var listen = nListening < N_LISTENING;                if (chatter) {                    chattering.push(senderID);                }                if (listen) {                    nListening++;                }                summonedAgents.push(senderID);                messageSend({                    key: 'SUMMON',                    rcpt: senderID,                    displayName: "crowd " + nSummoned + " " + senderID,                    position: Vec3.sum(MyAvatar.position, {x: coord(), y: 0, z: coord()}),                    orientation: Quat.fromPitchYawRollDegrees(0, Quat.safeEulerAngles(MyAvatar.orientation).y + (turnSpread * (Math.random() - 0.5)), 0),                    soundData: chatter && SOUND_DATA,                    listen: listen,                    skeletonModelURL: Script.getExternalPath(Script.ExternalPaths.HF_Content, "/howard/resources/meshes/defaultAvatar_full.fst"),                    animationData: ANIMATION_DATA                });            }        }, accumulatedDelay);        accumulatedDelay += SPREAD_TIME_MS; // assume we'll get all the hello responses more or less together.        break;    case "finishedSound": // Give someone else a chance.        chattering = without(chattering, [senderID]);        Script.setTimeout(function () {            messageSend({                key: 'SUMMON',                rcpt: nextAfter(without(summonedAgents, chattering), senderID),                soundData: SOUND_DATA            });        }, Math.random() * NEXT_SOUND_SPREAD);        break;    case "HELO":        Window.alert("Someone else is summoning avatars.");        break;    default:        print("crowd summon.js received unrecognized message");    }}Messages.subscribe(MESSAGE_CHANNEL);Messages.messageReceived.connect(messageHandler);Script.scriptEnding.connect(function () {    debug('stopping agents', summonedAgents);    Users.requestsDomainListData = false;    if (initialBubble && !Users.getIgnoreRadiusEnabled()) { Users.toggleIgnoreRadius(); }    Messages.messageReceived.disconnect(messageHandler); // don't respond to any messages during shutdown    accumulatedDelay = 0;    summonedAgents.forEach(function (id) {        messageSend({key: 'STOP', rcpt: id, delay: accumulatedDelay});        accumulatedDelay += SPREAD_TIME_MS;    });     debug('agents stopped');    Messages.unsubscribe(MESSAGE_CHANNEL);    debug('unsubscribed');}); Users.requestsDomainListData = true; // Get avatar data for the whole domain, even if not in our view.if (initialBubble) { Users.toggleIgnoreRadius(); }messageSend({key: 'HELO'}); // Ask agents to report in now.Script.setTimeout(function () {    var total = AvatarList.getAvatarIdentifiers().length;    if (0 === summonedAgents.length) {        Window.alert("No agents reported.\n\Please run " + MINIMUM_AVATARS + " instances of\n\https://cdn-1.vircadia.com/eu-c-1/howard/scripts/tests/performance/crowd-agent.js?v=someDate\n\on your domain server.");    } else if (total < MINIMUM_AVATARS) {        Window.alert("Only " + summonedAgents.length + " agents reported. Now missing " + (MINIMUM_AVATARS - total) + " avatars, total.");    }    Users.requestsDomainListData = false;}, MINIMUM_AVATARS * SPREAD_TIME_MS )