C++在Android和iOS移动平台上进行跨平台开发的经验分享

#include <SDL2/SDL.h>

int main(int argc, char* argv[])
{
    // 初始化 SDL
    if (SDL_Init(SDL_INIT_VIDEO) < 0) {
        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL_Init: %s\n", SDL_GetError());
        return EXIT_FAILURE;
    }

    // 创建窗口
    SDL_Window* window = SDL_CreateWindow("My Game", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 640, 480, SDL_WINDOW_SHOWN);
    if (!window) {
        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL_CreateWindow: %s\n", SDL_GetError());
        SDL_Quit();
        return EXIT_FAILURE;
    }

    // 创建渲染器
    SDL_Renderer* renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
    if (!renderer) {
        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL_CreateRenderer: %s\n", SDL_GetError());
        SDL_DestroyWindow(window);
        SDL_Quit();
        return EXIT_FAILURE;
    }

    // 设置渲染颜色
    SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255);

    // 游戏主循环
    bool running = true;
    while (running) {
        // 处理事件
        SDL_Event event;
        while (SDL_PollEvent(&event)) {
            if (event.type == SDL_QUIT) {
                running = false;
            }
        }

        // 清除渲染目标
        SDL_RenderClear(renderer);

        // 绘制物体

        // 呈现渲染目标
        SDL_RenderPresent(renderer);
    }

    // 释放内存并退出 SDL
    SDL_DestroyRenderer(renderer);
    SDL_DestroyWindow(window);
    SDL_Quit();

    return EXIT_SUCCESS;
}