More terrible code to get Imgui+Lua working on Qt

CMakeLists.txt

@@ -55,6 +55,7 @@ include_directories(third_party/httplib)
 include_directories(third_party/stb)
 include_directories(third_party/opengl)
 include_directories(third_party/mio/single_include)
+include_directories(third_party/imgui-lua-bindings)
 
 add_compile_definitions(NOMINMAX)             # Make windows.h not define min/max macros because third-party deps don't like it
 add_compile_definitions(WIN32_LEAN_AND_MEAN)  # Make windows.h not include literally everything

src/lua.cpp

@@ -1,6 +1,8 @@
 #ifdef PANDA3DS_ENABLE_LUA
 #include "lua_manager.hpp"
 
+void LoadImguiBindings(lua_State* lState);
+
 void LuaManager::initialize() {
 	L = luaL_newstate();  // Open Lua
 
@@ -12,6 +14,7 @@ void LuaManager::initialize() {
 
 	luaL_openlibs(L);
 	initializeThunks();
+	LoadImguiBindings(L);
 
 	initialized = true;
 	haveScript = false;
@@ -91,7 +94,6 @@ void LuaManager::reset() {
 
 // Initialize C++ thunks for Lua code to call here
 // All code beyond this point is terrible and full of global state, don't judge
-
 Memory* LuaManager::g_memory = nullptr;
 
 #define MAKE_MEMORY_FUNCTIONS(size)                                 \

src/panda_qt/main_window.cpp

@@ -179,6 +179,14 @@ void MainWindow::emuThreadMainLoop() {
 			}
 		}
 
+		SDL_GL_MakeCurrent(nullptr, nullptr);
+		SDL_GL_MakeCurrent(windowSDL, glContextSDL);
+		// Start the Dear ImGui frame
+		ImGui_ImplOpenGL3_NewFrame();
+		ImGui_ImplSDL2_NewFrame(windowSDL);
+		ImGui::NewFrame();
+		screen.getGLContext()->MakeCurrent();
+
 		emu->runFrame();
 		if (emu->romType != ROMType::None) {
 			emu->getServiceManager().getHID().updateInputs(emu->getTicks());
@@ -199,30 +207,7 @@ void MainWindow::emuThreadMainLoop() {
 			ImGui_ImplSDL2_ProcessEvent(&event);
 		}
 
-		// Start the Dear ImGui frame
-		ImGui_ImplOpenGL3_NewFrame();
-		ImGui_ImplSDL2_NewFrame(windowSDL);
-		ImGui::NewFrame();
-
-		// 1. Show the big demo window (Most of the sample code is in ImGui::ShowDemoWindow()! You can browse its code to learn more about Dear
-		// ImGui!).
 		bool show_demo_window = true;
-		// 2. Show a simple window that we create ourselves. We use a Begin/End pair to create a named window.
-		{
-			static float f = 0.0f;
-			static int counter = 0;
-
-			ImGui::Begin("Hello, world!");  // Create a window called "Hello, world!" and append into it.
-
-			ImGui::Text("This is some useful text.");           // Display some text (you can use a format strings too)
-			ImGui::Checkbox("Demo Window", &show_demo_window);  // Edit bools storing our window open/close state
-			if (ImGui::Button("Button"))  // Buttons return true when clicked (most widgets return true when edited/activated)
-				counter++;
-			ImGui::SameLine();
-			ImGui::Text("counter = %d", counter);
-
-			ImGui::End();
-		}
 		ImGui::ShowDemoWindow(&show_demo_window);
 		ImGui::Render();