Switched to imgui fork https://github.com/thedmd/imgui/commits/feature/docking-layout-external/ commit 899d85eb9489796f73a4dc67ad86892729707ce9

3rdparty/imgui/examples/example_sdl3_sdlrenderer3/main.cpp

@@ -21,15 +21,11 @@
 #include <SDL3/SDL_opengl.h>
 #endif
 
-#ifdef __EMSCRIPTEN__
-#include "../libs/emscripten/emscripten_mainloop_stub.h"
-#endif
-
 // Main code
 int main(int, char**)
 {
     // Setup SDL
-    if (!SDL_Init(SDL_INIT_VIDEO | SDL_INIT_GAMEPAD))
+    if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER | SDL_INIT_GAMEPAD) != 0)
     {
         printf("Error: SDL_Init(): %s\n", SDL_GetError());
         return -1;
@@ -116,11 +112,6 @@ int main(int, char**)
             if (event.type == SDL_EVENT_WINDOW_CLOSE_REQUESTED && event.window.windowID == SDL_GetWindowID(window))
                 done = true;
         }
-        if (SDL_GetWindowFlags(window) & SDL_WINDOW_MINIMIZED)
-        {
-            SDL_Delay(10);
-            continue;
-        }
 
         // Start the Dear ImGui frame
         ImGui_ImplSDLRenderer3_NewFrame();
@@ -172,9 +163,6 @@ int main(int, char**)
         ImGui_ImplSDLRenderer3_RenderDrawData(ImGui::GetDrawData(), renderer);
         SDL_RenderPresent(renderer);
     }
-#ifdef __EMSCRIPTEN__
-    EMSCRIPTEN_MAINLOOP_END;
-#endif
 
     // Cleanup
     ImGui_ImplSDLRenderer3_Shutdown();