From a2413c4fadf8e561e8eeb9d4b6b338a4f7f8789b Mon Sep 17 00:00:00 2001
From: Joshua Granick <jgranick@users.noreply.github.com>
Date: Wed, 11 Mar 2020 11:28:17 -0700
Subject: [PATCH] Send both update and render events on Windows resize/move

---
 project/src/backend/sdl/SDLApplication.cpp | 51 ++++++++++++----------
 project/src/backend/sdl/SDLApplication.h   |  1 +
 2 files changed, 28 insertions(+), 24 deletions(-)

diff --git a/project/src/backend/sdl/SDLApplication.cpp b/project/src/backend/sdl/SDLApplication.cpp
index e42d8efec..b7c61effb 100644
--- a/project/src/backend/sdl/SDLApplication.cpp
+++ b/project/src/backend/sdl/SDLApplication.cpp
@@ -127,26 +127,7 @@ namespace lime {
 
 			case SDL_USEREVENT:
 
-				if (!inBackground) {
-
-					currentUpdate = SDL_GetTicks ();
-					applicationEvent.type = UPDATE;
-					applicationEvent.deltaTime = currentUpdate - lastUpdate;
-					lastUpdate = currentUpdate;
-
-					nextUpdate += framePeriod;
-
-					while (nextUpdate <= currentUpdate) {
-
-						nextUpdate += framePeriod;
-
-					}
-
-					ApplicationEvent::Dispatch (&applicationEvent);
-					RenderEvent::Dispatch (&renderEvent);
-
-				}
-
+				SendUpdateEvent();
 				break;
 
 			case SDL_APP_WILLENTERBACKGROUND:
@@ -827,6 +808,31 @@ namespace lime {
 	}
 
 
+	void SDLApplication::SendUpdateEvent () {
+
+		if (!inBackground) {
+
+			currentUpdate = SDL_GetTicks ();
+			applicationEvent.type = UPDATE;
+			applicationEvent.deltaTime = currentUpdate - lastUpdate;
+			lastUpdate = currentUpdate;
+
+			nextUpdate += framePeriod;
+
+			while (nextUpdate <= currentUpdate) {
+
+				nextUpdate += framePeriod;
+
+			}
+
+			ApplicationEvent::Dispatch (&applicationEvent);
+			RenderEvent::Dispatch (&renderEvent);
+
+		}
+
+	}
+
+
 	void SDLApplication::SetFrameRate (double frameRate) {
 
 		if (frameRate > 0) {
@@ -1014,14 +1020,11 @@ namespace lime {
 
 				winTimerActive = SetTimer (GetActiveWindow (), winTimerID, currentApplication->framePeriod, nullptr);
 
-				// TODO: Are we thread-safe to call GL here?
-				RenderEvent::Dispatch (&currentApplication->renderEvent);
-
 			} else if (message.msg == WM_TIMER) {
 
 				if (message.wParam == winTimerID) {
 
-					RenderEvent::Dispatch (&currentApplication->renderEvent);
+					currentApplication->SendUpdateEvent ();
 
 				}
 
diff --git a/project/src/backend/sdl/SDLApplication.h b/project/src/backend/sdl/SDLApplication.h
index 6ad6e0e84..d13c7f56d 100644
--- a/project/src/backend/sdl/SDLApplication.h
+++ b/project/src/backend/sdl/SDLApplication.h
@@ -50,6 +50,7 @@ namespace lime {
 			void ProcessTextEvent (SDL_Event* event);
 			void ProcessTouchEvent (SDL_Event* event);
 			void ProcessWindowEvent (SDL_Event* event);
+			void SendUpdateEvent ();
 			int WaitEvent (SDL_Event* event);
 
 			static void UpdateFrame ();