start of recording

packages/scripts/src/core/blitzkit/idArray.ts

@@ -1,3 +1,5 @@
+import { decompress } from "lz4js";
+
 export class IdArray {
   constructor(
     private array: Uint32Array = new Uint32Array(),
@@ -57,6 +59,11 @@ export class IdArray {
     return new IdArray(uintArray, size);
   }
 
+  static fromCompressed(bytes: Uint8Array) {
+    const decompressed = decompress(bytes);
+    return this.fromBytes(decompressed);
+  }
+
   static fromArray(array: number[]) {
     const uintArray = new Uint32Array(this.nextPowerOf2(array.length));