commit 981e1e3c4489add5bf6d4df5415af3cf1ef2773d
author Sam Lantinga <slouken@libsdl.org> Sat Apr 23 10:32:40 2022 -0700
committer Sam Lantinga <slouken@libsdl.org> Sat Apr 23 10:35:05 2022 -0700
tree 69dd70ac5b0052461fdb9a6310572b564413305a
parent 7a5743031da3a6955b588ad5bba64a54cbecf511

Fixed logical size synchronization issue on macOS

https://discourse.libsdl.org/t/sdl-2-0-22-prerelease/35306/6

src/render/opengl/SDL_render_gl.c

diff --git a/src/render/opengl/SDL_render_gl.c b/src/render/opengl/SDL_render_gl.c
index a0ff1e2..b5af52a 100644
--- a/src/render/opengl/SDL_render_gl.c
+++ b/src/render/opengl/SDL_render_gl.c
@@ -1230,6 +1230,13 @@
         }
     }
 
+#ifdef __MACOSX__
+    // On macOS on older systems, the OpenGL view change and resize events aren't
+    // necessarily synchronized, so just always reset it.
+    // Workaround for: https://discourse.libsdl.org/t/sdl-2-0-22-prerelease/35306/6
+    data->drawstate.viewport_dirty = SDL_TRUE;
+#endif
+
     while (cmd) {
         switch (cmd->command) {
             case SDL_RENDERCMD_SETDRAWCOLOR: {