From 4f1a3b0547bcf841e8f2a4df966596f44f3cfb70 Mon Sep 17 00:00:00 2001
From: a dinosaur <dino@a-dinosaur.com>
Date: Tue, 12 Mar 2024 21:03:15 +1100
Subject: [PATCH] don't recreate window when switching fullscreen mode at
 runtime

---
 Lesson10.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/Lesson10.c b/Lesson10.c
index cf0314f..1ce949e 100644
--- a/Lesson10.c
+++ b/Lesson10.c
@@ -600,14 +600,9 @@ int main(int argc, char *argv[])
 		if (keys[SDL_SCANCODE_F1])          // Is F1 Being Pressed?
 		{
 			keys[SDL_SCANCODE_F1] = false;  // If So Make Key FALSE
-			FreeResources();
-			KillGLWindow();                 // Kill Our Current Window
-			fullscreen = !fullscreen;       // Toggle Fullscreen / Windowed Mode
-			// Recreate Our OpenGL Window
-			if (!CreateGLWindow("Lionel Brits & NeHe's 3D World Tutorial", 640, 480, 16, fullscreen))
-			{
-				return 0;                   // Quit If Window Was Not Created
-			}
+			// Toggle Fullscreen / Windowed Mode
+			fullscreen = !fullscreen;
+			SDL_SetWindowFullscreen(win, fullscreen);
 		}
 	}