From 44ee5acc328c9181a588dd2566ab9c9cfbc382ff Mon Sep 17 00:00:00 2001
From: Sanmay <sanmaykant1508@gmail.com>
Date: Sun, 9 Jul 2023 19:01:19 +0530
Subject: [PATCH] Fixed unresponsive ui during window resize

---
 Hazel/src/Hazel/Core/Application.cpp | 47 +++++++++++++++-------------
 Hazel/src/Hazel/Core/Application.h   |  1 +
 2 files changed, 27 insertions(+), 21 deletions(-)

diff --git a/Hazel/src/Hazel/Core/Application.cpp b/Hazel/src/Hazel/Core/Application.cpp
index 8da18234b..b9bd887c2 100644
--- a/Hazel/src/Hazel/Core/Application.cpp
+++ b/Hazel/src/Hazel/Core/Application.cpp
@@ -90,37 +90,40 @@ namespace Hazel {
 	{
 		HZ_PROFILE_FUNCTION();
 
-		while (m_Running)
-		{
+		while (m_Running) {
 			HZ_PROFILE_SCOPE("RunLoop");
+			OnUpdate();
+		}
+	}
 
-			float time = Time::GetTime();
-			Timestep timestep = time - m_LastFrameTime;
-			m_LastFrameTime = time;
+	void Application::OnUpdate()
+	{
+		float time = Time::GetTime();
+		Timestep timestep = time - m_LastFrameTime;
+		m_LastFrameTime = time;
 
-			ExecuteMainThreadQueue();
+		ExecuteMainThreadQueue();
 
-			if (!m_Minimized)
+		if (!m_Minimized)
+		{
 			{
-				{
-					HZ_PROFILE_SCOPE("LayerStack OnUpdate");
+				HZ_PROFILE_SCOPE("LayerStack OnUpdate");
 
-					for (Layer* layer : m_LayerStack)
-						layer->OnUpdate(timestep);
-				}
+				for (Layer* layer : m_LayerStack)
+					layer->OnUpdate(timestep);
+			}
 
-				m_ImGuiLayer->Begin();
-				{
-					HZ_PROFILE_SCOPE("LayerStack OnImGuiRender");
+			m_ImGuiLayer->Begin();
+			{
+				HZ_PROFILE_SCOPE("LayerStack OnImGuiRender");
 
-					for (Layer* layer : m_LayerStack)
-						layer->OnImGuiRender();
-				}
-				m_ImGuiLayer->End();
+				for (Layer* layer : m_LayerStack)
+					layer->OnImGuiRender();
 			}
-
-			m_Window->OnUpdate();
+			m_ImGuiLayer->End();
 		}
+
+		m_Window->OnUpdate();
 	}
 
 	bool Application::OnWindowClose(WindowCloseEvent& e)
@@ -142,6 +145,8 @@ namespace Hazel {
 		m_Minimized = false;
 		Renderer::OnWindowResize(e.GetWidth(), e.GetHeight());
 
+		OnUpdate();
+
 		return false;
 	}
 
diff --git a/Hazel/src/Hazel/Core/Application.h b/Hazel/src/Hazel/Core/Application.h
index 6374e8828..5a810e3a7 100644
--- a/Hazel/src/Hazel/Core/Application.h
+++ b/Hazel/src/Hazel/Core/Application.h
@@ -58,6 +58,7 @@ namespace Hazel {
 		void SubmitToMainThread(const std::function<void()>& function);
 	private:
 		void Run();
+		void OnUpdate();
 		bool OnWindowClose(WindowCloseEvent& e);
 		bool OnWindowResize(WindowResizeEvent& e);