feat: async updates

src/core/blitzkrieg/eventManager.ts

@@ -0,0 +1,14 @@
+export class EventManager<Type> {
+  private callbacks: Set<(data: Type) => void> = new Set();
+
+  on(callback: (data: Type) => void) {
+    this.callbacks.add(callback);
+  }
+  off(callback: (data: Type) => void) {
+    this.callbacks.delete(callback);
+  }
+
+  emit(data: Type) {
+    this.callbacks.forEach((callback) => callback(data));
+  }
+}

src/core/blitzkrieg/modelTransform.ts

@@ -0,0 +1,8 @@
+import { EventManager } from './eventManager';
+
+export interface ModelTransformEventData {
+  yaw?: number;
+  pitch: number;
+}
+
+export const modelTransformEvent = new EventManager<ModelTransformEventData>();