Support for new ExtraParams

lib/classes/public/ExtendedMeshData.ts

@@ -0,0 +1,29 @@
+import { ExtendedMeshFlags } from './ExtendedMeshFlags';
+
+export class ExtendedMeshData
+{
+    public flags: ExtendedMeshFlags = 0 as ExtendedMeshFlags;
+
+    constructor(buf?: Buffer, pos?: number, length?: number)
+    {
+        if (buf !== undefined && pos !== undefined && length !== undefined)
+        {
+            if (buf.length - pos >= 4 && length >= 4)
+            {
+                this.flags = buf.readUInt32LE(pos);
+            }
+        }
+    }
+
+    writeToBuffer(buf: Buffer, pos: number): void
+    {
+        buf.writeUInt32LE(this.flags, pos);
+    }
+
+    getBuffer(): Buffer
+    {
+        const buf = Buffer.allocUnsafe(4);
+        this.writeToBuffer(buf, 0);
+        return buf;
+    }
+}