No need for engineBarrier to be a HybridBarrier since yield() is not called.

src/engine/Engine.cpp

@@ -252,7 +252,7 @@ struct Engine::Internal {
 
 	int threadCount = 0;
 	std::vector<EngineWorker> workers;
-	HybridBarrier engineBarrier;
+	SpinBarrier engineBarrier;
 	HybridBarrier workerBarrier;
 	std::atomic<int> workerModuleIndex;
 	// For worker threads