Added network doctor for frontend.

This commit is contained in:
genxium 2023-01-21 22:53:41 +08:00
parent cc7524becd
commit 34e0893eb8
11 changed files with 1426 additions and 1008 deletions

View File

@ -10,9 +10,7 @@ to see how this demo carries out a full 60fps synchronization with the help of _
![gif_demo_1](./charts/internet_fireball_explosion_wallmove_spedup.gif)
![gif_demo_2](./charts/internet_dash_turnaround_spedup.gif)
All gifs are sped up to ~1.5x for file size reduction, kindly note that animations are resumed from a partial progress!
![gif_demo_2](./charts/internet_dash_turnaround_cut_spedup.gif)
# Notable Features
- Backend dynamics toggle via [Room.BackendDynamicsEnabled](https://github.com/genxium/DelayNoMore/blob/v0.9.14/battle_srv/models/room.go#L786)
@ -108,3 +106,5 @@ Moreover, in practice I found that to spot sync anomalies, the following tools a
- Detection of [prediction mismatch on the frontend](https://github.com/genxium/DelayNoMore/blob/v0.9.19/frontend/assets/scripts/Map.js#L842).
- Detection of [type#1 forceConfirmation on the backend](https://github.com/genxium/DelayNoMore/blob/v0.9.19/battle_srv/models/room.go#L1246).
- Detection of [type#2 forceConfirmation on the backend](https://github.com/genxium/DelayNoMore/blob/v0.9.19/battle_srv/models/room.go#L1259).
There's also some useful information displayed on the frontend when `true == Map.showNetworkDoctorInfo`.

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@ -664,19 +1053,19 @@
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@ -732,13 +1121,13 @@
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@ -794,7 +1183,7 @@
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@ -822,13 +1211,13 @@
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@ -912,7 +1301,7 @@
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@ -945,7 +1334,7 @@
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@ -1067,7 +1456,7 @@
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@ -1157,7 +1546,7 @@
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@ -1215,16 +1604,16 @@
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@ -1314,7 +1703,7 @@
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@ -1345,7 +1734,7 @@
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@ -1403,16 +1792,16 @@
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@ -1625,13 +2014,13 @@
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@ -1908,10 +2297,10 @@
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},
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},
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@ -1932,10 +2321,10 @@
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File diff suppressed because it is too large Load Diff

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@ -2,6 +2,7 @@ const i18n = require('LanguageData');
i18n.init(window.language); // languageID should be equal to the one we input in New Language ID input field
const RingBuffer = require('./RingBuffer');
const NetworkDoctor = require('./NetworkDoctor');
const PriorityQueue = require("./PriorityQueue");
window.ALL_MAP_STATES = {
@ -96,15 +97,21 @@ cc.Class({
type: cc.Integer,
default: 4 // implies (renderFrameIdLagTolerance >> inputScaleFrames) count of inputFrameIds
},
jigglingEps1D: {
type: cc.Float,
default: 1e-3
sendingQLabel: {
type: cc.Label,
default: null
},
bulletTriggerEnabled: {
default: false
inputFrameDownsyncQLabel: {
type: cc.Label,
default: null
},
closeOnForcedtoResyncNotSelf: {
default: true
peerInputFrameUpsyncQLabel: {
type: cc.Label,
default: null
},
rollbackFramesLabel: {
type: cc.Label,
default: null
},
},
@ -184,6 +191,7 @@ cc.Class({
// Upon resync, "self.lastUpsyncInputFrameId" might not have been updated properly.
batchInputFrameIdSt = self.recentInputCache.StFrameId;
}
self.networkDoctor.logSending(batchInputFrameIdSt, latestLocalInputFrameId);
for (let i = batchInputFrameIdSt; i <= latestLocalInputFrameId; ++i) {
const inputFrameDownsync = self.recentInputCache.GetByFrameId(i);
if (null == inputFrameDownsync) {
@ -342,6 +350,8 @@ cc.Class({
self.othersForcedDownsyncRenderFrameDict = new Map();
self.rdfIdToActuallyUsedInput = new Map();
self.networkDoctor = new NetworkDoctor(20);
self.countdownNanos = null;
if (self.countdownLabel) {
self.countdownLabel.string = "";
@ -409,6 +419,7 @@ cc.Class({
},
onLoad() {
cc.game.setFrameRate(60);
cc.view.setOrientation(cc.macro.ORIENTATION_LANDSCAPE);
cc.view.enableAutoFullScreen(true);
@ -417,6 +428,7 @@ cc.Class({
window.forceBigEndianFloatingNumDecoding = self.forceBigEndianFloatingNumDecoding;
self.showCriticalCoordinateLabels = false;
self.showNetworkDoctorInfo = true;
console.warn("+++++++ Map onLoad()");
@ -796,6 +808,7 @@ cc.Class({
return;
}
self.networkDoctor.logInputFrameDownsync(batch[0].inputFrameId, batch[batch.length - 1].inputFrameId);
let firstPredictedYetIncorrectInputFrameId = null;
for (let k in batch) {
const inputFrameDownsync = batch[k];
@ -839,6 +852,7 @@ cc.Class({
--------------------------------------------------------
*/
// The actual rollback-and-chase would later be executed in update(dt).
self.networkDoctor.immediateRollbackFrames = (self.renderFrameId - renderFrameId1);
console.log(`Mismatched input detected, resetting chaserRenderFrameId: ${self.chaserRenderFrameId}->${renderFrameId1} by firstPredictedYetIncorrectInputFrameId: ${firstPredictedYetIncorrectInputFrameId}
lastAllConfirmedInputFrameId=${self.lastAllConfirmedInputFrameId}
recentInputCache=${self._stringifyRecentInputCache(false)}
@ -860,6 +874,7 @@ batchInputFrameIdRange=[${batch[0].inputFrameId}, ${batch[batch.length - 1].inpu
return;
}
self.networkDoctor.logPeerInputFrameUpsync(batch[0].inputFrameId, batch[batch.length - 1].inputFrameId);
//console.log(`Received peer inputFrameUpsync batch w/ inputFrameId in [${batch[0].inputFrameId}, ${batch[batch.length - 1].inputFrameId}] for prediction assistance`);
for (let k in batch) {
const inputFrameDownsync = batch[k];
@ -1005,6 +1020,9 @@ othersForcedDownsyncRenderFrame=${JSON.stringify(othersForcedDownsyncRenderFrame
}
self.applyRoomDownsyncFrameDynamics(rdf, prevRdf);
self.showDebugBoundaries(rdf);
if (self.showNetworkDoctorInfo) {
self.showNetworkDoctorLabels();
}
++self.renderFrameId; // [WARNING] It's important to increment the renderFrameId AFTER all the operations above!!!
self.lastRenderFrameIdTriggeredAt = performance.now();
let t3 = performance.now();
@ -1499,4 +1517,12 @@ actuallyUsedinputList:{${self.inputFrameDownsyncStr(actuallyUsedInputClone)}}`);
}
}
},
showNetworkDoctorLabels() {
const self = this;
self.sendingQLabel.string = self.networkDoctor.statSending();
self.inputFrameDownsyncQLabel.string = self.networkDoctor.statInputFrameDownsync();
self.peerInputFrameUpsyncQLabel.string = self.networkDoctor.statPeerInputFrameUpsync();
self.rollbackFramesLabel.string = self.networkDoctor.statRollbackFrames();
},
});

View File

@ -0,0 +1,74 @@
const RingBuffer = require('./RingBuffer');
var NetworkDoctor = function(capacity) {
this.reset(capacity);
};
NetworkDoctor.prototype.reset = function(capacity) {
this.sendingQ = new RingBuffer(capacity);
this.inputFrameDownsyncQ = new RingBuffer(capacity);
this.peerInputFrameUpsyncQ = new RingBuffer(capacity);
this.peerInputFrameUpsyncCnt = 0;
this.immediateRollbackFrames = 0;
};
NetworkDoctor.prototype.logSending = function(stFrameId, edFrameId) {
this.sendingQ.put({
i: stFrameId,
j: edFrameId,
t: Date.now()
});
};
NetworkDoctor.prototype.logInputFrameDownsync = function(stFrameId, edFrameId) {
this.inputFrameDownsyncQ.put({
i: stFrameId,
j: edFrameId,
t: Date.now()
});
};
NetworkDoctor.prototype.logPeerInputFrameUpsync = function(stFrameId, edFrameId) {
const firstPopped = this.peerInputFrameUpsyncQ.put({
i: stFrameId,
j: edFrameId,
t: Date.now()
});
if (null != firstPopped) {
this.peerInputFrameUpsyncCnt -= (firstPopped.j - firstPopped.i + 1);
}
this.peerInputFrameUpsyncCnt += (edFrameId - stFrameId + 1);
};
NetworkDoctor.prototype.statSending = function() {
if (1 >= this.sendingQ.cnt) return `0 fps sending`;
const st = this.sendingQ.getByFrameId(this.sendingQ.stFrameId);
const ed = this.sendingQ.getByFrameId(this.sendingQ.edFrameId - 1);
const elapsedMillis = ed.t - st.t;
const fps = Math.round((ed.j - st.i) * 1000 / elapsedMillis);
return `${fps} fps sending`;
};
NetworkDoctor.prototype.statInputFrameDownsync = function() {
if (1 >= this.inputFrameDownsyncQ.cnt) return `0 fps srv downsync`;
const st = this.inputFrameDownsyncQ.getByFrameId(this.inputFrameDownsyncQ.stFrameId);
const ed = this.inputFrameDownsyncQ.getByFrameId(this.inputFrameDownsyncQ.edFrameId - 1);
const elapsedMillis = ed.t - st.t;
const fps = Math.round((ed.j - st.i) * 1000 / elapsedMillis);
return `${fps} fps srv downsync`;
};
NetworkDoctor.prototype.statPeerInputFrameUpsync = function() {
if (1 >= this.peerInputFrameUpsyncQ.cnt) return `0 fps peer upsync`;
const st = this.peerInputFrameUpsyncQ.getByFrameId(this.peerInputFrameUpsyncQ.stFrameId);
const ed = this.peerInputFrameUpsyncQ.getByFrameId(this.peerInputFrameUpsyncQ.edFrameId - 1);
const elapsedMillis = ed.t - st.t;
const fps = Math.round(this.peerInputFrameUpsyncCnt * 1000 / elapsedMillis);
return `${fps} fps peer upsync`;
};
NetworkDoctor.prototype.statRollbackFrames = function() {
return `${this.immediateRollbackFrames} rollback frames`;
};
module.exports = NetworkDoctor;

View File

@ -0,0 +1,9 @@
{
"ver": "1.0.5",
"uuid": "affd726a-02f0-4079-aace-39fe525d7478",
"isPlugin": false,
"loadPluginInWeb": true,
"loadPluginInNative": true,
"loadPluginInEditor": false,
"subMetas": {}
}

View File

@ -11,11 +11,13 @@ cc.Class({
},
onLoad() {
cc.game.setFrameRate(60);
cc.view.setOrientation(cc.macro.ORIENTATION_LANDSCAPE);
cc.view.enableAutoFullScreen(true);
const self = this;
window.mapIns = self;
self.showCriticalCoordinateLabels = false;
self.showNetworkDoctorInfo = true;
const mapNode = self.node;
const canvasNode = mapNode.parent;

View File

@ -13,9 +13,12 @@ var RingBuffer = function(capacity) {
};
RingBuffer.prototype.put = function(item) {
let firstPopped = null;
while (0 < this.cnt && this.cnt >= this.n) {
// Make room for the new element
this.pop();
const popped = this.pop();
if (null == firstPopped)
firstPopped = popped;
}
this.eles[this.ed] = item
this.edFrameId++;
@ -24,6 +27,7 @@ RingBuffer.prototype.put = function(item) {
if (this.ed >= this.n) {
this.ed -= this.n; // Deliberately not using "%" operator for performance concern
}
return firstPopped;
};
RingBuffer.prototype.pop = function() {