Fix textures turning white after resizing window.

Globulation2 · Jun 16, 2023 · c8eeb02 · c8eeb02
1 parent eb7ef48
commit c8eeb02
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/libgag/include/SDLGraphicContext.h b/libgag/include/SDLGraphicContext.h
@@ -326,6 +326,7 @@ namespace GAGCore
 		Uint32 optionFlags;
 		std::string windowTitle;
 		std::string appIcon;
+		int resizeTimer;
 
 	public:
 		//! Constructor. Create a new window of size (w,h). If useGPU is true, use GPU for accelerated 2D (OpenGL or DX)

diff --git a/libgag/src/GraphicContext.cpp b/libgag/src/GraphicContext.cpp
@@ -1674,8 +1674,10 @@ namespace GAGCore
 		#ifdef HAVE_OPENGL
 		if (_gc->optionFlags & GraphicContext::USEGPU)
 		{
+			if (!resizeTimer && EventListener::instance()->isResizing())
+				resizeTimer++;
 			// upload
-			if (surface->dirty || EventListener::instance()->isResizing())
+			if (surface->dirty || resizeTimer)
 				surface->uploadToTexture();
 
 			// state change
@@ -2275,6 +2277,8 @@ namespace GAGCore
 			{
 				SDL_UpdateWindowSurface(window);
 			}
+			if (resizeTimer)
+				resizeTimer--;
 		}
 	}