example usage of WASM in RAGE:MP environment

apps/client/src/index.ts

@@ -1,3 +1,3 @@
 import { fw } from '@entityseven/rage-fw-client'
 
-fw.player.browser = mp.browsers.new('https://localhost:8080')
+fw.player.browser = mp.browsers.new('https://localhost:5173')

apps/server/package.json

@@ -5,7 +5,7 @@
   "license": "CC BY-ND",
   "description": "Server side of rage-fw example",
   "scripts": {
-    "build": "esbuild src/index.ts --bundle --platform=node --target=node10.4 --outfile=../../server/packages/server/index.js"
+    "build": "esbuild src/index.ts --bundle --platform=node --target=node14.10 --format=cjs --outfile=../../server/packages/server/index.js"
   },
   "dependencies": {
     "@entityseven/rage-fw-server": "latest"

apps/server/src/benchmark/index.ts

@@ -0,0 +1,58 @@
+/**
+ * Calculates Pi using the Leibniz formula for a given number of iterations.
+ * (Identical logic to the AssemblyScript version)
+ * @param iterations Number of terms in the series.
+ * @returns Approximate value of Pi.
+ */
+export function calculatePiLeibnizTs(iterations: number): number {
+    let pi_div_4: number = 0.0
+    let sign: number = 1.0
+
+    for (let i: number = 0; i < iterations; i++) {
+        let term = sign / (2.0 * i + 1.0)
+        pi_div_4 += term
+        sign = -sign // Flip the sign
+    }
+    return pi_div_4 * 4.0
+}
+
+/**
+ * Helper function to check if a number is prime (Trial Division).
+ * (Identical logic to the AssemblyScript version)
+ * @param num The number to check.
+ * @returns True if prime, false otherwise.
+ */
+function isPrimeTs(num: number): boolean {
+    if (num <= 1) return false
+    if (num <= 3) return true
+    if (num % 2 == 0 || num % 3 == 0) return false
+
+    // Only need to check up to sqrt(num)
+    // Optimized loop: check 6k ± 1
+    for (let i: number = 5; i * i <= num; i = i + 6) {
+        if (num % i == 0 || num % (i + 2) == 0) {
+            return false
+        }
+    }
+    return true
+}
+
+/**
+ * Counts prime numbers up to a given limit using trial division.
+ * (Identical logic to the AssemblyScript version)
+ * @param limit The upper bound (exclusive) to search for primes.
+ * @returns The count of prime numbers found.
+ */
+export function countPrimesTs(limit: number): number {
+    let count: number = 0
+    for (let i: number = 2; i < limit; i++) {
+        if (isPrimeTs(i)) {
+            count++
+        }
+    }
+    return count
+}
+
+export function addTs(a: number, b: number): number {
+    return a + b
+}

apps/server/src/commands.ts

@@ -1,10 +0,0 @@
-mp.events.addCommand('veh', async (player, fullText) => {
-    const vehicleID = mp.joaat(fullText)
-    const vehicle = mp.vehicles.new(vehicleID, player.position, {
-        numberPlate: 'admin',
-    })
-
-    setTimeout(() => {
-        player.putIntoVehicle(vehicle, 0)
-    }, 250)
-})

apps/server/src/index.ts

@@ -1,9 +1,71 @@
-import { fw } from '@entityseven/rage-fw-server'
+import { InitWasm } from './wasm'
+import { addTs, calculatePiLeibnizTs, countPrimesTs } from './benchmark'
 
-import './commands'
+import { performance } from 'perf_hooks'
+/**
+ * Runs a function, measures its execution time, and prints the result.
+ * @param name Name of the benchmark.
+ * @param func The function to execute.
+ * @param args Arguments to pass to the function.
+ */
+function runBenchmark(
+    name: string,
+    func: (...args: any[]) => any,
+    ...args: any[]
+) {
+    console.log(`\nRunning benchmark: ${name}`)
+    console.log(`Arguments: ${args.join(', ')}`)
 
-fw.event.register('playerJoin', async player => {
-    fw.system.log.info(`Connected: ${player.socialClub}`)
+    const startTime = performance.now()
+    const result = func(...args)
+    const endTime = performance.now()
+    const duration = endTime - startTime
 
-    fw.system.log.info(`Response from client: here respionse}`)
+    console.log(`Result: ${result}`)
+    console.log(`Execution Time: ${duration.toFixed(3)} ms`)
+    return duration
+}
+
+// --- Benchmark Parameters ---
+const PI_ITERATIONS = 100_000_000_000 // High number for Pi calculation
+const PRIME_LIMIT = 100_000_000 // Limit for prime counting
+// --- End Benchmark Parameters ---
+
+InitWasm().then(wasm => {
+    // Verify AS module loaded
+    const sumAs = wasm.addAs(5, 7)
+    console.log(`AS Module Loaded Verification (addAs(5, 7)): ${sumAs}`)
+    if (sumAs !== 12) {
+        console.warn('AS addAs function did not return expected result!')
+    }
+    const sumTs = addTs(5, 7)
+    console.log(`TS Implementation Verification (addTs(5, 7)): ${sumTs}`)
+
+    // --- Run Benchmarks ---
+
+    // Benchmark: Calculate Pi
+    runBenchmark(
+        'TypeScript: Calculate Pi (Leibniz)',
+        calculatePiLeibnizTs,
+        PI_ITERATIONS,
+    )
+    runBenchmark(
+        'AssemblyScript: Calculate Pi (Leibniz)',
+        wasm.calculatePiLeibnizAs,
+        PI_ITERATIONS,
+    )
+
+    // Benchmark: Count Primes
+    runBenchmark(
+        'TypeScript: Count Primes (Trial Division)',
+        countPrimesTs,
+        PRIME_LIMIT,
+    )
+    runBenchmark(
+        'AssemblyScript: Count Primes (Trial Division)',
+        wasm.countPrimesAs,
+        PRIME_LIMIT,
+    )
+
+    console.log('\nBenchmark finished.')
 })

apps/server/src/wasm/index.ts

@@ -0,0 +1,21 @@
+import { __AdaptedExports, instantiate } from './release'
+
+import * as path from 'node:path'
+import * as fs from 'node:fs/promises'
+
+export async function InitWasm(): Promise<typeof __AdaptedExports> {
+    return new Promise(async resolve => {
+        const wasmFilePath = path.resolve(__dirname, 'release.wasm')
+
+        const wasm: typeof __AdaptedExports = await instantiate(
+            await (async () => {
+                return globalThis.WebAssembly.compile(
+                    await fs.readFile(wasmFilePath),
+                )
+            })(),
+            { env: '' },
+        )
+
+        resolve(wasm)
+    })
+}

apps/server/src/wasm/release.d.ts

@@ -0,0 +1,24 @@
+declare namespace __AdaptedExports {
+  /**
+   * assembly/index/calculatePiLeibnizAs
+   * @param iterations `i32`
+   * @returns `f64`
+   */
+  export function calculatePiLeibnizAs(iterations: number): number;
+  /**
+   * assembly/index/countPrimesAs
+   * @param limit `i32`
+   * @returns `i32`
+   */
+  export function countPrimesAs(limit: number): number;
+  /**
+   * assembly/index/addAs
+   * @param a `i32`
+   * @param b `i32`
+   * @returns `i32`
+   */
+  export function addAs(a: number, b: number): number;
+}
+/** Instantiates the compiled WebAssembly module with the given imports. */
+export declare function instantiate(module: WebAssembly.Module, imports: {
+}): Promise<typeof __AdaptedExports>;

apps/server/src/wasm/release.js

@@ -0,0 +1,4 @@
+export async function instantiate(module, imports = {}) {
+  const { exports } = await WebAssembly.instantiate(module, imports);
+  return exports;
+}

apps/server/tsconfig.json

@@ -4,6 +4,7 @@
     "resolveJsonModule": true,
     "baseUrl": "./src",
     "types": [
+      "node",
       "../../node_modules/@ragempcommunity/types-server/",
       "../shared/declarations/rage-fw-shared-types/"
     ]

tsconfig.json

@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "target": "ESNext",
-    "lib": ["ESNext", "ES2019", "DOM"],
+    "lib": ["ESNext", "DOM"],
     "moduleResolution": "node",
     "module": "ESNext",
     "resolveJsonModule": true,