@graphty/graphty-element / managers / StatsManager

Class: StatsManager

Defined in: graphty-element/src/managers/StatsManager.ts:157

Manages performance statistics and monitoring Centralizes all performance tracking and reporting

Implements

• Manager

Constructors

Constructor

new StatsManager(eventManager): StatsManager

Defined in: graphty-element/src/managers/StatsManager.ts:200

Creates a new stats manager for performance tracking

Parameters

eventManager

EventManager

Event manager for emitting stats events

Returns

StatsManager

Properties

arrowCapUpdate

arrowCapUpdate: PerfCounter

Defined in: graphty-element/src/managers/StatsManager.ts:168

---

edgeUpdate

edgeUpdate: PerfCounter

Defined in: graphty-element/src/managers/StatsManager.ts:167

---

graphStep

graphStep: PerfCounter

Defined in: graphty-element/src/managers/StatsManager.ts:165

---

intersectCalc

intersectCalc: PerfCounter

Defined in: graphty-element/src/managers/StatsManager.ts:169

---

loadTime

loadTime: PerfCounter

Defined in: graphty-element/src/managers/StatsManager.ts:170

---

nodeUpdate

nodeUpdate: PerfCounter

Defined in: graphty-element/src/managers/StatsManager.ts:166

---

totalUpdates

totalUpdates: number = 0

Defined in: graphty-element/src/managers/StatsManager.ts:171

Methods

decrementCounter()

decrementCounter(label, amount): void

Defined in: graphty-element/src/managers/StatsManager.ts:1243

Decrement a counter by a specified amount

Parameters

label

string

Counter identifier

amount

number = 1

Amount to decrement (default: 1)

Returns

void

---

disableFrameProfiling()

disableFrameProfiling(): void

Defined in: graphty-element/src/managers/StatsManager.ts:507

Disable frame-level blocking detection and clear data

Returns

void

---

disableProfiling()

disableProfiling(): void

Defined in: graphty-element/src/managers/StatsManager.ts:469

Disable detailed profiling and clear measurements

Returns

void

---

dispose()

dispose(): void

Defined in: graphty-element/src/managers/StatsManager.ts:214

Dispose the stats manager and clean up instrumentation

Returns

void

Implementation of

Manager.dispose

---

enableFrameProfiling()

enableFrameProfiling(): void

Defined in: graphty-element/src/managers/StatsManager.ts:481

Enable frame-level blocking detection This tracks operations within each frame and correlates them with inter-frame time to identify which operations cause blocking overhead

Returns

void

---

enableProfiling()

enableProfiling(): void

Defined in: graphty-element/src/managers/StatsManager.ts:462

Enable detailed profiling

Returns

void

---

endFrameProfiling()

endFrameProfiling(): void

Defined in: graphty-element/src/managers/StatsManager.ts:535

End profiling for the current frame Should be called at the end of each frame

Returns

void

---

endLayoutSession()

endLayoutSession(): void

Defined in: graphty-element/src/managers/StatsManager.ts:907

End tracking a layout session

Returns

void

---

endMeasurement()

endMeasurement(label): void

Defined in: graphty-element/src/managers/StatsManager.ts:721

End manual timing

Parameters

label

string

Label for this measurement (must match startMeasurement)

Returns

void

---

getBlockingReport()

getBlockingReport(): OperationBlockingStats[]

Defined in: graphty-element/src/managers/StatsManager.ts:589

Get blocking correlation report Shows which operations appear most often in high-blocking frames

Returns

OperationBlockingStats[]

Array of operation statistics sorted by blocking correlation

---

getCounter()

getCounter(label): number

Defined in: graphty-element/src/managers/StatsManager.ts:1291

Get current value of a counter

Parameters

label

string

Counter identifier

Returns

number

Current counter value (0 if not found)

---

getCountersSnapshot()

getCountersSnapshot(): CounterSnapshot[]

Defined in: graphty-element/src/managers/StatsManager.ts:1335

Get snapshot of all counters

Returns

CounterSnapshot[]

Array of counter snapshots

---

getPerformanceSummary()

getPerformanceSummary(): object

Defined in: graphty-element/src/managers/StatsManager.ts:430

Get performance summary

Returns

object

Summary of key performance metrics

drawCalls

drawCalls: number

fps

fps: number

frameTime

frameTime: number

gpuTime

gpuTime: number

renderTime

renderTime: number

---

getSnapshot()

getSnapshot(): PerformanceSnapshot

Defined in: graphty-element/src/managers/StatsManager.ts:822

Get comprehensive performance snapshot

Returns

PerformanceSnapshot

Complete performance data including CPU, GPU, and scene metrics

---

getStats()

getStats(): object

Defined in: graphty-element/src/managers/StatsManager.ts:337

Get current statistics

Returns

object

Current graph statistics including counts and performance metrics

arrowCapUpdateCount

arrowCapUpdateCount: number

edgeUpdateCount

edgeUpdateCount: number

meshCacheHits

meshCacheHits: number

meshCacheMisses

meshCacheMisses: number

nodeUpdateCount

nodeUpdateCount: number

numEdges

numEdges: number

numNodes

numNodes: number

totalUpdates

totalUpdates: number

---

incrementCounter()

incrementCounter(label, amount): void

Defined in: graphty-element/src/managers/StatsManager.ts:1219

Increment a counter by a specified amount

Parameters

label

string

Counter identifier

amount

number = 1

Amount to increment (default: 1)

Returns

void

---

init()

init(): Promise<void>

Defined in: graphty-element/src/managers/StatsManager.ts:206

Initialize the stats manager

Returns

Promise<void>

Promise that resolves when initialization is complete

Implementation of

Manager.init

---

initializeBabylonInstrumentation()

initializeBabylonInstrumentation(scene, engine): void

Defined in: graphty-element/src/managers/StatsManager.ts:242

Initialize Babylon.js instrumentation Should be called after scene and engine are created

Parameters

scene

Scene

The Babylon.js scene

engine

The Babylon.js engine (Engine or WebGPUEngine)

Engine | WebGPUEngine

Returns

void

---

measure()

measure<T>(label, fn): T

Defined in: graphty-element/src/managers/StatsManager.ts:661

Measure synchronous code execution

Type Parameters

T

T

Parameters

label

string

Label for this measurement

fn

() => T

Function to measure

Returns

T

The return value of fn

---

measureAsync()

measureAsync<T>(label, fn): Promise<T>

Defined in: graphty-element/src/managers/StatsManager.ts:686

Measure async code execution

Type Parameters

T

T

Parameters

label

string

Label for this measurement

fn

() => Promise<T>

Async function to measure

Returns

Promise<T>

Promise resolving to the return value of fn

---

reportDetailed()

reportDetailed(): void

Defined in: graphty-element/src/managers/StatsManager.ts:973

Report detailed performance data to console. This method intentionally uses browser console APIs (console.group, console.table) for rich formatted output in browser DevTools.

Returns

void

---

reset()

reset(): void

Defined in: graphty-element/src/managers/StatsManager.ts:315

Reset all counters

Returns

void

---

resetAllCounters()

resetAllCounters(): void

Defined in: graphty-element/src/managers/StatsManager.ts:1320

Reset all counters to 0

Returns

void

---

resetCounter()

resetCounter(label): void

Defined in: graphty-element/src/managers/StatsManager.ts:1304

Reset a specific counter to 0

Parameters

label

string

Counter identifier

Returns

void

---

resetMeasurements()

resetMeasurements(): void

Defined in: graphty-element/src/managers/StatsManager.ts:744

Reset detailed measurements (keep BabylonJS instrumentation running)

Returns

void

---

setCounter()

setCounter(label, value): void

Defined in: graphty-element/src/managers/StatsManager.ts:1267

Set a counter to a specific value

Parameters

label

string

Counter identifier

value

number

Value to set

Returns

void

---

startFrameProfiling()

startFrameProfiling(): void

Defined in: graphty-element/src/managers/StatsManager.ts:522

Start profiling a new frame Should be called at the beginning of each frame

Returns

void

---

startLayoutSession()

startLayoutSession(): void

Defined in: graphty-element/src/managers/StatsManager.ts:899

Start tracking a layout session

Returns

void

---

startMeasurement()

startMeasurement(label): void

Defined in: graphty-element/src/managers/StatsManager.ts:709

Start manual timing

Parameters

label

string

Label for this measurement

Returns

void

---

step()

step(): void

Defined in: graphty-element/src/managers/StatsManager.ts:300

Increment update counter

Returns

void

---

toString()

toString(): string

Defined in: graphty-element/src/managers/StatsManager.ts:363

Generate a human-readable statistics report

Returns

string

Formatted string with all statistics

---

updateCacheStats()

updateCacheStats(hits, misses): void

Defined in: graphty-element/src/managers/StatsManager.ts:282

Update cache statistics

Parameters

hits

number

Number of cache hits

misses

number

Number of cache misses

Returns

void

---

updateCounts()

updateCounts(nodeCount, edgeCount): void

Defined in: graphty-element/src/managers/StatsManager.ts:292

Update node/edge counts

Parameters

nodeCount

number

Current number of nodes

edgeCount

number

Current number of edges

Returns

void