add benchmarking

package.json

@@ -6,7 +6,8 @@
     "dev": "vite",
     "build": "tsc --noEmit && vite build --base=/folk-canvas",
     "preview": "tsc --noEmit && vite build && vite preview",
-    "types": "tsc --noEmit"
+    "types": "tsc --noEmit",
+    "bench": "bun run src/__tests__/bench.ts"
   },
   "dependencies": {
     "@babel/parser": "^7.26.2",
@@ -20,6 +21,7 @@
     "@types/node": "^22.10.1",
     "@webgpu/types": "^0.1.51",
     "bun-types": "^1.1.38",
+    "mitata": "^1.0.20",
     "typescript": "^5.7.2",
     "vite": "^6.0.0"
   }

src/__tests__/Vector.bench.ts

@@ -0,0 +1,72 @@
+import { bench, run } from 'mitata';
+import { Vector } from '../common/Vector';
+
+// Basic vector operations
+bench('Vector.zero()', () => {
+  Vector.zero();
+});
+
+bench('Vector.add', () => {
+  Vector.add({ x: 1, y: 2 }, { x: 3, y: 4 });
+});
+
+bench('Vector.sub', () => {
+  Vector.sub({ x: 1, y: 2 }, { x: 3, y: 4 });
+});
+
+bench('Vector.mult', () => {
+  Vector.mult({ x: 1, y: 2 }, { x: 3, y: 4 });
+});
+
+bench('Vector.scale', () => {
+  Vector.scale({ x: 1, y: 2 }, 2);
+});
+
+// Trigonometric operations
+bench('Vector.rotate', () => {
+  Vector.rotate({ x: 1, y: 2 }, Math.PI / 4);
+});
+
+bench('Vector.rotateAround', () => {
+  Vector.rotateAround({ x: 1, y: 2 }, { x: 0, y: 0 }, Math.PI / 4);
+});
+
+bench('Vector.angle', () => {
+  Vector.angle({ x: 1, y: 2 });
+});
+
+bench('Vector.angleTo', () => {
+  Vector.angleTo({ x: 1, y: 2 }, { x: 3, y: 4 });
+});
+
+bench('Vector.angleFromOrigin', () => {
+  Vector.angleFromOrigin({ x: 1, y: 2 }, { x: 0, y: 0 });
+});
+
+// Distance and magnitude operations
+bench('Vector.mag', () => {
+  Vector.mag({ x: 1, y: 2 });
+});
+
+bench('Vector.magSquared', () => {
+  Vector.magSquared({ x: 1, y: 2 });
+});
+
+bench('Vector.distance', () => {
+  Vector.distance({ x: 1, y: 2 }, { x: 3, y: 4 });
+});
+
+bench('Vector.distanceSquared', () => {
+  Vector.distanceSquared({ x: 1, y: 2 }, { x: 3, y: 4 });
+});
+
+// Normalization and interpolation
+bench('Vector.normalized', () => {
+  Vector.normalized({ x: 1, y: 2 });
+});
+
+bench('Vector.lerp', () => {
+  Vector.lerp({ x: 1, y: 2 }, { x: 3, y: 4 }, 0.5);
+});
+
+await run();

src/__tests__/bench.ts

@@ -0,0 +1,19 @@
+import { readdirSync } from 'fs';
+import { join } from 'path';
+import { fileURLToPath } from 'url';
+import { dirname } from 'path';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = dirname(__filename);
+
+// Get all .bench.ts files in the __tests__ directory
+const benchFiles = readdirSync(__dirname)
+  .filter((file) => file.endsWith('.bench.ts'))
+  .filter((file) => file !== 'bench.ts'); // Exclude this runner file
+
+// Run each benchmark file
+for (const file of benchFiles) {
+  console.log(`\nRunning ${file}...`);
+  console.log('='.repeat(50));
+  await import(`./${file}`);
+}