cleaner backend

Firmware/sdk/launchers/desktop/CMakeLists.txt

@@ -0,0 +1,16 @@
+add_executable(cardboy_desktop
+        src/main.cpp
+)
+
+set_target_properties(cardboy_desktop PROPERTIES
+        EXPORT_NAME desktop_launcher
+)
+
+target_link_libraries(cardboy_desktop
+        PRIVATE
+        cardboy_apps
+        cardboy_sdk
+        ${CARDBOY_SDK_BACKEND_LIBRARY}
+)
+
+target_compile_features(cardboy_desktop PRIVATE cxx_std_20)

Firmware/sdk/launchers/desktop/src/main.cpp

@@ -0,0 +1,33 @@
+#include "cardboy/apps/clock_app.hpp"
+#include "cardboy/apps/gameboy_app.hpp"
+#include "cardboy/apps/menu_app.hpp"
+#include "cardboy/apps/tetris_app.hpp"
+#include "cardboy/backend/desktop_backend.hpp"
+#include "cardboy/sdk/app_system.hpp"
+
+#include <cstdio>
+#include <exception>
+
+using cardboy::backend::desktop::DesktopRuntime;
+
+int main() {
+    try {
+        DesktopRuntime runtime;
+
+        cardboy::sdk::AppContext context(runtime.framebuffer, runtime.input, runtime.clock);
+        context.services = &runtime.serviceRegistry();
+        cardboy::sdk::AppSystem system(context);
+
+        system.registerApp(apps::createMenuAppFactory());
+        system.registerApp(apps::createClockAppFactory());
+        system.registerApp(apps::createGameboyAppFactory());
+        system.registerApp(apps::createTetrisAppFactory());
+
+        system.run();
+    } catch (const std::exception& ex) {
+        std::fprintf(stderr, "Cardboy desktop runtime failed: %s\n", ex.what());
+        return 1;
+    }
+
+    return 0;
+}