inital, almost working cross-compilation setup with Visual Studio and cmake

game/CMakeLists.txt

@@ -0,0 +1,12 @@
+add_executable(game
+    "src/main.cpp"
+)
+
+target_link_libraries(game PRIVATE engine)
+
+# On Windows, use the WINDOWS subsystem (no console) for release only
+if(WIN32)
+    if(CMAKE_BUILD_TYPE STREQUAL "Release")
+        set_target_properties(game PROPERTIES WIN32_EXECUTABLE TRUE)
+    endif()
+endif()

game/src/__main.cpp

@@ -0,0 +1,13 @@
+#include "Engine.h"
+#include <SDL3/SDL_main.h>
+
+int main(int argc, char* argv[])
+{
+    Engine engine;
+
+    if (!engine.Init())
+        return 1;
+
+    engine.Shutdown();
+    return 0;
+}

game/src/main.cpp

@@ -0,0 +1,78 @@
+#include <SDL3/SDL.h>
+#include <SDL3/SDL_main.h>
+
+#include <cstdio>
+#include <iostream>
+
+int main(int argc, char* argv[])
+{
+    if (!SDL_Init(SDL_INIT_VIDEO))
+    {
+        std::printf("SDL_Init Error: %s\n", SDL_GetError());
+        return 1;
+    }
+
+    SDL_Window* window = SDL_CreateWindow(
+        "2D Game Engine",
+        1280, 720,
+        SDL_WINDOW_RESIZABLE | SDL_WINDOW_HIGH_PIXEL_DENSITY);
+
+    if (!window)
+    {
+        std::printf("SDL_CreateWindow Error: %s\n", SDL_GetError());
+        SDL_Quit();
+        return 1;
+    }
+
+    SDL_Renderer* renderer = SDL_CreateRenderer(window, nullptr);
+    if (!renderer)
+    {
+        std::printf("SDL_CreateRenderer Error: %s\n", SDL_GetError());
+        SDL_DestroyWindow(window);
+        SDL_Quit();
+        return 1;
+    }
+
+    bool running = true;
+    Uint64 last_time = SDL_GetTicks();
+
+    while (running)
+    {
+        // --- Delta time ---
+        Uint64 now = SDL_GetTicks();
+        float dt = (now - last_time) / 1000.0f;
+        last_time = now;
+
+        // --- Event handling ---
+        SDL_Event event;
+        while (SDL_PollEvent(&event))
+        {
+            if (event.type == SDL_EVENT_QUIT)
+                running = false;
+            if (event.type == SDL_EVENT_KEY_DOWN
+                && event.key.key == SDLK_ESCAPE)
+                running = false;
+        }
+
+        // --- Update ---
+        // TODO: Update game state using dt
+
+        // --- Render ---
+        SDL_SetRenderDrawColor(renderer, 30, 30, 60, 255);
+        SDL_RenderClear(renderer);
+
+        // TODO: Draw your game world here
+        // Example: draw a white rectangle
+        SDL_FRect rect = { 100.0f, 100.0f, 64.0f, 64.0f };
+        SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255);
+        SDL_RenderFillRect(renderer, &rect);
+
+        SDL_RenderPresent(renderer);
+    }
+
+    SDL_DestroyRenderer(renderer);
+    SDL_DestroyWindow(window);
+    SDL_Quit();
+
+    return 0;
+}