802 lines
35 KiB
JavaScript
802 lines
35 KiB
JavaScript
(function(context,$) {
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"use strict";
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context.JK = context.JK || {};
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context.JK.SessionScreen = function(app) {
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var logger = context.JK.logger;
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var sessionModel = null;
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var sessionId;
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var tracks = {};
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var myTracks = [];
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var mixers = [];
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var configureTrackDialog;
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var addTrackDialog;
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var addNewGearDialog;
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var screenActive = false;
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var currentMixerRangeMin = null;
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var currentMixerRangeMax = null;
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var lookingForMixersCount = 0;
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var lookingForMixersTimer = null;
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var lookingForMixers = {};
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var defaultParticipant = {
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tracks: [{
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instrument_id: "unknown"
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}],
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user: {
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first_name: 'Unknown',
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last_name: 'User',
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photo_url: null
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}
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};
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// Be sure to copy/extend these instead of modifying in place
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var trackVuOpts = {
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vuType: "vertical",
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lightCount: 13,
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lightWidth: 3,
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lightHeight: 17
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};
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// Must add faderId key to this
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var trackFaderOpts = {
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faderType: "vertical",
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height: 83
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};
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// Recreate ChannelGroupIDs ENUM from C++
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var ChannelGroupIds = {
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"MasterGroup": 0,
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"MonitorGroup": 1,
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"AudioInputMusicGroup": 2,
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"AudioInputChatGroup": 3,
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"MediaTrackGroup": 4,
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"StreamOutMusicGroup": 5,
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"StreamOutChatGroup": 6,
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"UserMusicInputGroup": 7,
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"UserChatInputGroup": 8,
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"PeerAudioInputMusicGroup": 9
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};
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// recreate eThresholdType enum from MixerDialog.h
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var alert_type = {
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0: { "title": "", "message": "" }, // packet jitter
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1: { "title": "Packet Loss", "message": "Your network connection is currently experiencing packet loss at a rate that is too high to deliver good audio quality. For troubleshooting tips, click here." }, // packet loss
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2: { "title": "", "message": "" }, // packet late
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3: { "title": "", "message": "" }, // network jitter
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4: { "title": "Session Latency", "message": "The latency of your audio device combined with your Internet connection has become high enough to impact your session quality. For troubleshooting tips, click here." }, // network ping
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5: { "title": "", "message": "" }, // bitrate throttle warning
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6: { "title": "Low Bandwidth", "message": "The available bandwidth on your network has become too low,and this may impact your audio quality. For troubleshooting tips, click here." }, // bandwidth low
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7: { "title": "Input Rate", "message": "The input rate of your audio device is varying too much to deliver good audio quality. For troubleshooting tips, click here." }, // input IO rate
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8: { "title": "", "message": "" }, // input IO jitter
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9: { "title": "Output Rate", "message": "The output rate of your audio device is varying too much to deliver good audio quality. For troubleshooting tips, click here." }, // output IO rate
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10: { "title": "", "message": "" }, // output IO jitter
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11: { "title": "CPU Utilization High", "message": "The CPU of your computer is unable to keep up with the current processing load, and this may impact your audio quality. For troubleshooting tips, click here." }, // CPU load
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12: { "title": "", "message": "" }, // decode violations
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13: { "title": "", "message": "" } // last threshold
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};
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function beforeShow(data) {
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sessionId = data.id;
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$('#session-mytracks-container').empty();
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}
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function alertCallback(type, text) {
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context.setTimeout(function() {
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app.notify({
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"title": alert_type[type].title,
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"text": text,
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"icon_url": "/assets/content/icon_alert_big.png"
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}); }, 1);
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}
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function afterShow(data) {
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// indicate that the screen is active, so that
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// body-scoped drag handlers can go active
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screenActive = true;
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// Subscribe for callbacks on audio events
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context.jamClient.RegisterVolChangeCallBack("JK.HandleVolumeChangeCallback");
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context.jamClient.SessionRegisterCallback("JK.HandleBridgeCallback");
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context.jamClient.SessionSetAlertCallback("JK.AlertCallback");
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// If you load this page directly, the loading of the current user
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// is happening in parallel. We can't join the session until the
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// current user has been completely loaded. Poll for the current user
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// before proceeding with session joining.
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function checkForCurrentUser() {
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if (context.JK.userMe) {
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afterCurrentUserLoaded();
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} else {
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context.setTimeout(checkForCurrentUser, 100);
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}
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}
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checkForCurrentUser();
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}
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function afterCurrentUserLoaded() {
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// It seems the SessionModel should be a singleton.
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// a client can only be in one session at a time,
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// and other parts of the code want to know at any certain times
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// about the current session, if any (for example, reconnect logic)
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context.JK.CurrentSessionModel = sessionModel = new context.JK.SessionModel(
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context.JK.JamServer,
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context.jamClient
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);
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sessionModel.subscribe('sessionScreen', sessionChanged);
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sessionModel.joinSession(sessionId)
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.fail(function(xhr, textStatus, errorMessage) {
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if(xhr.status == 404) {
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// we tried to join the session, but it's already gone. kick user back to join session screen
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context.window.location = "#/findSession";
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app.notify(
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{ title: "Unable to Join Session",
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text: "The session you attempted to join is over."
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},
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{ no_cancel: true });
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}else {
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app.ajaxError(xhr, textStatus, errorMessage);
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}
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});
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}
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function beforeHide(data) {
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// track that the screen is inactive, to disable body-level handlers
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screenActive = false;
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sessionModel.leaveCurrentSession()
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.fail(app.ajaxError);
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}
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function sessionChanged() {
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// TODO - in the specific case of a user changing their tracks using the configureTrack dialog,
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// this event appears to fire before the underlying mixers have updated. I have no event to
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// know definitively when the underlying mixers are up to date, so for now, we just delay slightly.
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// This obviously has the possibility of introducing time-based bugs.
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context.setTimeout(renderSession, 750);
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}
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/**
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* the mixers object is a list. In order to find one by key,
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* you must iterate. Convenience method to locate a particular
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* mixer by id.
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*/
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function getMixer(mixerId) {
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var foundMixer = null;
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$.each(mixers, function(index, mixer) {
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if (mixer.id === mixerId) {
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foundMixer = mixer;
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}
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});
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return foundMixer;
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}
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function renderSession() {
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$('#session-mytracks-container').empty();
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$('.session-track').remove(); // Remove previous tracks
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_updateMixers();
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_renderTracks();
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_wireTopVolume();
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_wireTopMix();
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_addVoiceChat();
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_initDialogs();
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if ($('.session-livetracks .track').length === 0) {
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$('.session-livetracks .when-empty').show();
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}
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}
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function _initDialogs() {
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configureTrackDialog.initialize();
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addTrackDialog.initialize();
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addNewGearDialog.initialize();
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}
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// Get the latest list of underlying audio mixer channels
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function _updateMixers() {
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var mixerIds = context.jamClient.SessionGetIDs();
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var holder = $.extend(true, {}, {mixers: context.jamClient.SessionGetControlState(mixerIds)});
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mixers = holder.mixers;
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// Always add a hard-coded simplified 'mixer' for the L2M mix
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var l2m_mixer = {
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id: '__L2M__',
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range_low: -80,
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range_high: 20,
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volume_left: context.jamClient.SessionGetMasterLocalMix()
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};
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mixers.push(l2m_mixer);
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}
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// TODO FIXME - This needs to support multiple tracks for an individual
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// client id and group.
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function _mixerForClientId(clientId, groupIds, usedMixers) {
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var foundMixer = null;
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$.each(mixers, function(index, mixer) {
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if (mixer.client_id === clientId) {
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for (var i=0; i<groupIds.length; i++) {
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if (mixer.group_id === groupIds[i]) {
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if (!(mixer.id in usedMixers)) {
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foundMixer = mixer;
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return false;
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}
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}
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}
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}
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});
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return foundMixer;
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}
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function _wireTopVolume() {
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var gainPercent = 0;
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var mixerIds = [];
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$.each(mixers, function(index, mixer) {
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if (mixer.group_id === ChannelGroupIds.MasterGroup) {
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mixerIds.push(mixer.id);
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gainPercent = percentFromMixerValue(
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mixer.range_low, mixer.range_high, mixer.volume_left);
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}
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if (mixer.group_id === ChannelGroupIds.MonitorGroup) {
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mixerIds.push(mixer.id);
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}
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});
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var faderId = mixerIds.join(',');
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$('#volume').attr('mixer-id', faderId);
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var faderOpts = {
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faderId: faderId,
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faderType: "horizontal",
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width: 50,
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style: {
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"background-image": "none",
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"background-repeat":"no-repeat",
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"height": "24px"
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}
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};
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context.JK.FaderHelpers.renderFader("#volume", faderOpts);
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context.JK.FaderHelpers.subscribe(faderId, faderChanged);
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// Visually update fader to underlying mixer start value.
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// Always do this, even if gainPercent is zero.
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context.JK.FaderHelpers.setFaderValue(faderId, gainPercent);
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}
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/**
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* This control has it's own Set/Get methods, so we don't need to
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* line it up with some mixer later. We'll use a special mixer-id value
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* to let us know we're dealing with the mix control.
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*/
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function _wireTopMix() {
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var $mixSlider = $('#l2m');
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var l2m_mixer = {
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range_low: -80,
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range_high: 20,
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volume_left: context.jamClient.SessionGetMasterLocalMix()
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};
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// var gainPercent = percentFromMixerValue(
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// l2m_mixer.range_low, l2m_mixer.range_high, l2m_mixer.volume_left);
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var faderId = '#l2m'; // also the selector for renderFader
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var faderOpts = {
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faderId: faderId,
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faderType: "horizontal",
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width: 70,
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style: {
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"background-image": "none",
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"background-repeat":"no-repeat",
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"height": "24px"
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}
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};
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context.JK.FaderHelpers.renderFader(faderId, faderOpts);
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context.JK.FaderHelpers.subscribe(faderId, l2mChanged);
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// initialize to middle (50%, 0dB) per Peter's request
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context.JK.FaderHelpers.setFaderValue(faderId, 50);
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context.jamClient.SessionSetMasterLocalMix(0);
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}
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/**
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* This has a specialized jamClient call, so custom handler.
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*/
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function l2mChanged(faderId, newValue, dragging) {
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var dbValue = context.JK.FaderHelpers.convertLinearToDb(newValue);
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context.jamClient.SessionSetMasterLocalMix(dbValue);
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}
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function _addVoiceChat() {
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// If, and only if, there is a mixer in group 3 (voice chat)
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// Add the voice chat controls below my tracks, and hook up the mixer.
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// Assumption is that there is only ever one, so we just take the first one.
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$.each(mixers, function(index, mixer) {
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if (mixer.group_id === ChannelGroupIds.AudioInputChatGroup) {
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var $voiceChat = $('#voice-chat');
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$voiceChat.show();
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$voiceChat.attr('mixer-id', mixer.id);
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$('#voice-chat .voicechat-mute').attr('mixer-id', mixer.id);
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var gainPercent = percentFromMixerValue(
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mixer.range_low, mixer.range_high, mixer.volume_left);
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var faderOpts = {
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faderId: mixer.id,
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faderType: "horizontal",
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width: 50
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};
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context.JK.FaderHelpers.renderFader("#voice-chat .voicechat-gain", faderOpts);
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context.JK.FaderHelpers.subscribe(mixer.id, faderChanged);
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context.JK.FaderHelpers.setFaderValue(mixer.id, gainPercent);
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if (mixer.mute) {
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var $mute = $voiceChat.find('.voicechat-mute');
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_toggleVisualMuteControl($mute, true);
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}
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}
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});
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}
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function _renderTracks() {
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myTracks = [];
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// Participants are here now, but the mixers don't update right away.
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// Draw tracks from participants, then setup timers to look for the
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// mixers that go with those participants, if they're missing.
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lookingForMixersCount = 0;
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$.each(sessionModel.participants(), function(index, participant) {
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var name = participant.user.name;
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if (!(name)) {
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name = participant.user.first_name + ' ' + participant.user.last_name;
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}
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var usedMixers = {}; // Once we use a mixer, we add it here to allow us to find 'second' tracks
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// loop through all tracks for each participant
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$.each(participant.tracks, function(index, track) {
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var instrumentIcon = context.JK.getInstrumentIcon45(track.instrument_id);
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var photoUrl = context.JK.resolveAvatarUrl(participant.user.photo_url);
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var myTrack = false;
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// Default trackData to participant + no Mixer state.
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var trackData = {
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trackId: track.id,
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connection_id: track.connection_id,
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clientId: participant.client_id,
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name: name,
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instrumentIcon: instrumentIcon,
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avatar: photoUrl,
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latency: "good",
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gainPercent: 0,
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muteClass: 'muted',
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mixerId: ""
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};
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// This is the likely cause of multi-track problems.
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// This should really become _mixersForClientId and return a list.
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// With multiple tracks, there will be more than one mixer for a
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// particular client, in a particular group, and I'll need to further
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// identify by track id or something similar.
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var mixer = _mixerForClientId(
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participant.client_id,
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[
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ChannelGroupIds.AudioInputMusicGroup,
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ChannelGroupIds.PeerAudioInputMusicGroup
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],
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usedMixers);
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if (mixer) {
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usedMixers[mixer.id] = true;
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myTrack = (mixer.group_id === ChannelGroupIds.AudioInputMusicGroup);
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var gainPercent = percentFromMixerValue(
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mixer.range_low, mixer.range_high, mixer.volume_left);
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var muteClass = "enabled";
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if (mixer.mute) {
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muteClass = "muted";
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}
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trackData.gainPercent = gainPercent;
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trackData.muteClass = muteClass;
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trackData.mixerId = mixer.id;
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} else { // No mixer to match, yet
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lookingForMixers[track.id] = participant.client_id;
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if (!(lookingForMixersTimer)) {
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lookingForMixersTimer = context.setInterval(lookForMixers, 500);
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}
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}
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_addTrack(index, trackData);
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// Show settings icons only for my tracks
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var $trackSettings = $('div[mixer-id="' + mixer.id + '"].track-icon-settings');
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if (myTrack) {
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$trackSettings.show();
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myTracks.push(trackData);
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}
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else {
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$trackSettings.hide();
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}
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// TODO: UNCOMMENT THIS WHEN TESTING LOCALLY IN BROWSER
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//myTracks.push(trackData);
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});
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});
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logger.debug("416-myTracks.length=" + myTracks.length);
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configureTrackDialog = new context.JK.ConfigureTrackDialog(app, myTracks, sessionId, sessionModel);
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addTrackDialog = new context.JK.AddTrackDialog(app, myTracks, sessionId, sessionModel);
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addNewGearDialog = new context.JK.AddNewGearDialog(app);
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// # NO LONGER HIDING ADD TRACK even when there are 2 tracks (VRFS-537)
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$('#div-add-track').unbind("click");
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$('#div-add-track').click(function() {
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if (myTracks.length === 2) {
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$('#btn-error-ok').unbind("click");
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$('#btn-error-ok').click(function() {
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app.layout.closeDialog('error-dialog');
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});
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context.JK.showErrorDialog(app, "You can only have a maximum of 2 personal tracks per session.", "max # of tracks");
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}
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else {
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app.layout.showDialog('add-track');
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addTrackDialog.showDialog();
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}
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});
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}
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function connectTrackToMixer(trackSelector, clientId, mixerId, gainPercent) {
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var vuOpts = $.extend({}, trackVuOpts);
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var faderOpts = $.extend({}, trackFaderOpts);
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faderOpts.faderId = mixerId;
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var vuLeftSelector = trackSelector + " .track-vu-left";
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var vuRightSelector = trackSelector + " .track-vu-right";
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var faderSelector = trackSelector + " .track-gain";
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var $track = $(trackSelector);
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// Set mixer-id attributes and render VU/Fader
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context.JK.VuHelpers.renderVU(vuLeftSelector, vuOpts);
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$track.find('.track-vu-left').attr('mixer-id', mixerId + '_vul');
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context.JK.VuHelpers.renderVU(vuRightSelector, vuOpts);
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$track.find('.track-vu-right').attr('mixer-id', mixerId + '_vur');
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context.JK.FaderHelpers.renderFader(faderSelector, faderOpts);
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// Set gain position
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context.JK.FaderHelpers.setFaderValue(mixerId, gainPercent);
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context.JK.FaderHelpers.subscribe(mixerId, faderChanged);
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}
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// Function called on an interval when participants change. Mixers seem to
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// show up later, so we render the tracks from participants, but keep track
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// of the ones there weren't any mixers for, and continually try to find them
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// and get them connected to the mixers underneath.
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function lookForMixers() {
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lookingForMixersCount++;
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_updateMixers();
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var usedMixers = {};
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var keysToDelete = [];
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for (var key in lookingForMixers) {
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var clientId = lookingForMixers[key];
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var mixer = _mixerForClientId(
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clientId,
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[
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ChannelGroupIds.AudioInputMusicGroup,
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ChannelGroupIds.PeerAudioInputMusicGroup
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],
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usedMixers);
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if (mixer) {
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usedMixers[mixer.id] = true;
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keysToDelete.push(key);
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var gainPercent = percentFromMixerValue(
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mixer.range_low, mixer.range_high, mixer.volume_left);
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var trackSelector = 'div.track[track-id="' + key + '"]';
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connectTrackToMixer(trackSelector, key, mixer.id, gainPercent);
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var $track = $('div.track[client-id="' + key + '"]');
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$track.find('.track-icon-mute').attr('mixer-id', mixer.id);
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|
$track.find('.track-icon-settings').attr('mixer-id', mixer.id);
|
|
// Set mute state
|
|
_toggleVisualMuteControl($track.find('.track-icon-mute'), mixer.mute);
|
|
}
|
|
}
|
|
|
|
for (var i=0; i<keysToDelete.length; i++) {
|
|
delete lookingForMixers[keysToDelete[i]];
|
|
}
|
|
|
|
if (context.JK.dlen(lookingForMixers) === 0 ||
|
|
lookingForMixersCount > 20) {
|
|
lookingForMixersCount = 0;
|
|
lookingForMixers = {};
|
|
context.clearTimeout(lookingForMixersTimer);
|
|
lookingForMixersTimer = null;
|
|
}
|
|
}
|
|
|
|
// Given a mixerID and a value between 0.0-1.0,
|
|
// light up the proper VU lights.
|
|
function _updateVU(mixerId, value) {
|
|
|
|
// Special-case for mono tracks. If mono, and it's a _vul id,
|
|
// update both sides, otherwise do nothing.
|
|
// If it's a stereo track, just do the normal thing.
|
|
var selector;
|
|
var pureMixerId = mixerId.replace("_vul", "");
|
|
pureMixerId = pureMixerId.replace("_vur", "");
|
|
var mixer = getMixer(pureMixerId);
|
|
if (mixer) {
|
|
if (!(mixer.stereo)) { // mono track
|
|
if (mixerId.substr(-4) === "_vul") {
|
|
// Do the left
|
|
selector = '#tracks [mixer-id="' + pureMixerId + '_vul"]';
|
|
context.JK.VuHelpers.updateVU(selector, value);
|
|
// Do the right
|
|
selector = '#tracks [mixer-id="' + pureMixerId + '_vur"]';
|
|
context.JK.VuHelpers.updateVU(selector, value);
|
|
} // otherwise, it's a mono track, _vur event - ignore.
|
|
} else { // stereo track
|
|
selector = '#tracks [mixer-id="' + mixerId + '"]';
|
|
context.JK.VuHelpers.updateVU(selector, value);
|
|
}
|
|
}
|
|
}
|
|
|
|
function _addTrack(index, trackData) {
|
|
var parentSelector = '#session-mytracks-container';
|
|
var $destination = $(parentSelector);
|
|
if (trackData.clientId !== app.clientId) {
|
|
parentSelector = '#session-livetracks-container';
|
|
$destination = $(parentSelector);
|
|
$('.session-livetracks .when-empty').hide();
|
|
}
|
|
var template = $('#template-session-track').html();
|
|
var newTrack = context.JK.fillTemplate(template, trackData);
|
|
$destination.append(newTrack);
|
|
|
|
// Render VU meters and gain fader
|
|
var trackSelector = parentSelector + ' .session-track[track-id="' + trackData.trackId + '"]';
|
|
var gainPercent = trackData.gainPercent || 0;
|
|
connectTrackToMixer(trackSelector, trackData.clientId, trackData.mixerId, gainPercent);
|
|
|
|
var $closeButton = $('#div-track-close', 'div[track-id="' + trackData.trackId + '"]');
|
|
if (index === 0) {
|
|
$closeButton.hide();
|
|
}
|
|
else {
|
|
$closeButton.unbind("click");
|
|
$closeButton.click(deleteTrack);
|
|
}
|
|
|
|
var $trackSettings = $('div[mixer-id="' + trackData.mixerId + '"].track-icon-settings');
|
|
$trackSettings.unbind("click");
|
|
$trackSettings.click(function() {
|
|
// call this to initialize Voice Chat tab
|
|
configureTrackDialog.showVoiceChatPanel(true);
|
|
configureTrackDialog.showMusicAudioPanel(true);
|
|
});
|
|
|
|
tracks[trackData.trackId] = new context.JK.SessionTrack(trackData.clientId);
|
|
}
|
|
|
|
/**
|
|
* Will be called when fader changes. The fader id (provided at subscribe time),
|
|
* the new value (0-100) and whether the fader is still being dragged are passed.
|
|
*/
|
|
function faderChanged(faderId, newValue, dragging) {
|
|
var mixerIds = faderId.split(',');
|
|
$.each(mixerIds, function(i,v) {
|
|
var broadcast = !(dragging); // If fader is still dragging, don't broadcast
|
|
fillTrackVolumeObject(v, broadcast);
|
|
setMixerVolume(v, newValue);
|
|
});
|
|
}
|
|
|
|
function handleVolumeChangeCallback(mixerId, isLeft, value) {
|
|
// Visually update mixer
|
|
// There is no need to actually set the back-end mixer value as the
|
|
// back-end will already have updated the audio mixer directly prior to sending
|
|
// me this event. I simply need to visually show the new fader position.
|
|
// TODO: Use mixer's range
|
|
var faderValue = percentFromMixerValue(-80, 20, value);
|
|
context.JK.FaderHelpers.setFaderValue(mixerId, faderValue);
|
|
}
|
|
|
|
function handleBridgeCallback() {
|
|
var eventName = null;
|
|
var mixerId = null;
|
|
var value = null;
|
|
var tuples = arguments.length / 3;
|
|
for (var i=0; i<tuples; i++) {
|
|
eventName = arguments[3*i];
|
|
mixerId = arguments[(3*i)+1];
|
|
value = arguments[(3*i)+2];
|
|
var vuVal = 0.0;
|
|
if (eventName === 'left_vu' || eventName === 'right_vu') {
|
|
// TODO - no guarantee range will be -80 to 20. Get from the
|
|
// GetControlState for this mixer which returns min/max
|
|
// value is a DB value from -80 to 20. Convert to float from 0.0-1.0
|
|
vuVal = (value + 80) / 100;
|
|
if (eventName === 'left_vu') {
|
|
mixerId = mixerId + "_vul";
|
|
} else {
|
|
mixerId = mixerId + "_vur";
|
|
}
|
|
_updateVU(mixerId, vuVal);
|
|
} else if (eventName === 'add' || eventName === 'remove') {
|
|
//logger.dbg('non-vu event: ' + eventName + ',' + mixerId + ',' + value);
|
|
|
|
// TODO - _renderSession. Note I get streams of these in
|
|
// sequence, so have Nat fix, or buffer/spam protect
|
|
// Note - this is already handled from websocket events.
|
|
// However, there may be use of these two events to avoid
|
|
// the polling-style check for when a mixer has been added
|
|
// to match a participant track.
|
|
} else {
|
|
// Examples of other events
|
|
// Add media file track: "add", "The_Abyss_4T", 0
|
|
logger.debug('non-vu event: ' + eventName + ',' + mixerId + ',' + value);
|
|
}
|
|
}
|
|
}
|
|
|
|
function deleteSession(evt) {
|
|
var sessionId = $(evt.currentTarget).attr("action-id");
|
|
if (sessionId) {
|
|
$.ajax({
|
|
type: "DELETE",
|
|
url: "/api/sessions/" + sessionId,
|
|
success: function(response) {
|
|
context.location="#/home";
|
|
},
|
|
error: function(jqXHR, textStatus, errorThrown) {
|
|
logger.error("Error deleting session " + sessionId);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
function deleteTrack(evt) {
|
|
var trackId = $(evt.currentTarget).attr("track-id");
|
|
sessionModel.deleteTrack(sessionId, trackId);
|
|
logger.debug("643-myTracks.length=" + myTracks.length);
|
|
}
|
|
|
|
function _toggleVisualMuteControl($control, muting) {
|
|
if (muting) {
|
|
$control.removeClass('enabled');
|
|
$control.addClass('muted');
|
|
} else {
|
|
$control.removeClass('muted');
|
|
$control.addClass('enabled');
|
|
}
|
|
}
|
|
|
|
function _toggleAudioMute(mixerId, muting) {
|
|
fillTrackVolumeObject(mixerId);
|
|
context.trackVolumeObject.mute = muting;
|
|
context.jamClient.SessionSetControlState(mixerId);
|
|
}
|
|
|
|
function toggleMute(evt) {
|
|
var $control = $(evt.currentTarget);
|
|
var muting = ($control.hasClass('enabled'));
|
|
var mixerIds = $control.attr('mixer-id').split(',');
|
|
$.each(mixerIds, function(i,v) {
|
|
_toggleAudioMute(v, muting);
|
|
});
|
|
_toggleVisualMuteControl($control, muting);
|
|
}
|
|
|
|
function fillTrackVolumeObject(mixerId, broadcast) {
|
|
_updateMixers();
|
|
var mixer = null;
|
|
var _broadcast = true;
|
|
if (broadcast !== undefined) {
|
|
_broadcast = broadcast;
|
|
}
|
|
for (var i=0; i<mixers.length; i++) {
|
|
mixer = mixers[i];
|
|
if (mixer.id === mixerId) {
|
|
context.trackVolumeObject.clientID = mixer.client_id;
|
|
context.trackVolumeObject.broadcast = _broadcast;
|
|
context.trackVolumeObject.master = mixer.master;
|
|
context.trackVolumeObject.monitor = mixer.monitor;
|
|
context.trackVolumeObject.mute = mixer.mute;
|
|
context.trackVolumeObject.name = mixer.name;
|
|
context.trackVolumeObject.record = mixer.record;
|
|
context.trackVolumeObject.volL = mixer.volume_left;
|
|
context.trackVolumeObject.volR = mixer.volume_right;
|
|
// trackVolumeObject doesn't have a place for range min/max
|
|
currentMixerRangeMin = mixer.range_low;
|
|
currentMixerRangeMax = mixer.range_high;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Given a mixer's min/max and current value, return it as
|
|
// a percent from 0-100. Return an integer.
|
|
function percentFromMixerValue(min, max, value) {
|
|
try {
|
|
var range = Math.abs(max - min);
|
|
var magnitude = value - min;
|
|
var percent = Math.round(100*(magnitude/range));
|
|
return percent;
|
|
} catch(err) {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
// Given a mixer's min/max and a percent value, return it as
|
|
// the mixer's value. Returns an integer.
|
|
function percentToMixerValue(min, max, percent) {
|
|
var range = Math.abs(max - min);
|
|
var multiplier = percent/100; // Change 85 into 0.85
|
|
var value = min + (multiplier * range);
|
|
// Protect against percents < 0 and > 100
|
|
if (value < min) {
|
|
value = min;
|
|
}
|
|
if (value > max) {
|
|
value = max;
|
|
}
|
|
return value;
|
|
}
|
|
|
|
// Given a volume percent (0-100), set the underlying
|
|
// audio volume level of the passed mixerId to the correct
|
|
// value.
|
|
function setMixerVolume(mixerId, volumePercent) {
|
|
// The context.trackVolumeObject has been filled with the mixer values
|
|
// that go with mixerId, and the range of that mixer
|
|
// has been set in currentMixerRangeMin-Max.
|
|
// All that needs doing is to translate the incoming percent
|
|
// into the real value ont the sliders range. Set Left/Right
|
|
// volumes on trackVolumeObject, and call SetControlState to stick.
|
|
var sliderValue = percentToMixerValue(
|
|
currentMixerRangeMin, currentMixerRangeMax, volumePercent);
|
|
context.trackVolumeObject.volL = sliderValue;
|
|
context.trackVolumeObject.volR = sliderValue;
|
|
// Special case for L2M mix:
|
|
if (mixerId === '__L2M__') {
|
|
logger.debug("L2M volumePercent=" + volumePercent);
|
|
var dbValue = context.JK.FaderHelpers.convertLinearToDb(volumePercent);
|
|
context.jamClient.SessionSetMasterLocalMix(dbValue);
|
|
// context.jamClient.SessionSetMasterLocalMix(sliderValue);
|
|
} else {
|
|
context.jamClient.SessionSetControlState(mixerId);
|
|
}
|
|
}
|
|
|
|
function events() {
|
|
$('#session-contents').on("click", '[action="delete"]', deleteSession);
|
|
$('#tracks').on('click', 'div[control="mute"]', toggleMute);
|
|
|
|
$('.voicechat-settings').unbind("click");
|
|
$('.voicechat-settings').click(function() {
|
|
// call this to initialize Music Audio tab
|
|
configureTrackDialog.showMusicAudioPanel(true);
|
|
configureTrackDialog.showVoiceChatPanel(true);
|
|
});
|
|
}
|
|
|
|
this.initialize = function() {
|
|
context.jamClient.SetVURefreshRate(150);
|
|
events();
|
|
var screenBindings = {
|
|
'beforeShow': beforeShow,
|
|
'afterShow': afterShow,
|
|
'beforeHide': beforeHide
|
|
};
|
|
app.bindScreen('session', screenBindings);
|
|
};
|
|
|
|
this.tracks = tracks;
|
|
|
|
this.getCurrentSession = function() {
|
|
return sessionModel.getCurrentSession();
|
|
};
|
|
|
|
this.refreshCurrentSession = function() {
|
|
sessionModel.refreshCurrentSession();
|
|
};
|
|
|
|
context.JK.HandleVolumeChangeCallback = handleVolumeChangeCallback;
|
|
context.JK.HandleBridgeCallback = handleBridgeCallback;
|
|
context.JK.AlertCallback = alertCallback;
|
|
|
|
};
|
|
|
|
})(window,jQuery); |