C++ Level::Render方法代码示例

int main()
{
    srand(time(0));
    sf::ContextSettings settings;
    settings.antialiasingLevel = 8;

    // create the window
    sf::RenderWindow window(sf::VideoMode(928, 448), "Labshooter", sf::Style::Default, settings);

    sf::Clock clock;

    sf::Texture playerTexture;
    playerTexture.loadFromFile("assets/player.png");

    sf::Texture tileTexture;
    tileTexture.loadFromFile("assets/tile.png");

    sf::Sprite playerSprite;
    playerSprite.setTexture(playerTexture);

    sf::Sprite tileSprite;
    tileSprite.setTexture(tileTexture);

    SoundManager::LoadSound("shoot", "assets/shoot.wav");
    SoundManager::LoadSound("shoot2", "assets/shoot2.wav");
    SoundManager::LoadSound("hurt", "assets/hurt.wav");

    level.LoadLevel("assets/level1");

    // run the program as long as the window is open
    while (window.isOpen())
    {
        sf::Time elapsed = clock.restart();

        // check all the window's events that were triggered since the last iteration of the loop
        sf::Event event;
        while (window.pollEvent(event))
        {
            // "close requested" event: we close the window
            if (event.type == sf::Event::Closed)
                window.close();
        }
        level.Update(elapsed.asMilliseconds());
        /*if(sf::Keyboard::isKeyPressed(sf::Keyboard::D)) {
            move(0.5 * elapsed.asMilliseconds(), 0, playerSprite, tileSprite);
        }
        if(sf::Keyboard::isKeyPressed(sf::Keyboard::A)) {
            move(-0.5 * elapsed.asMilliseconds(), 0, playerSprite, tileSprite);
        }
        if(sf::Keyboard::isKeyPressed(sf::Keyboard::W)) {
            move(0, -0.5 * elapsed.asMilliseconds(), playerSprite, tileSprite);
        }
        if(sf::Keyboard::isKeyPressed(sf::Keyboard::S)) {
            move(0, 0.5 * elapsed.asMilliseconds(), playerSprite, tileSprite);
        }*/

        tileSprite.setPosition(50, 50);

        // clear the window with black color
        window.clear(sf::Color::White);

        // draw everything here...
        //window.draw(playerSprite);
        //window.draw(tileSprite);
        level.Render(&window);

        // end the current frame
        window.display();
    }

    return 0;
}

int mainloop(SDL_Surface* screen)
{
    Level tmp;
    SDL_Event event;

    int x = 0, y = 0;
    int xscroll = 0, yscroll = 0;

    if (tmp.FromFile("herpaderp.lvl"))
    {
        fprintf(stderr, "%s: error: file \"herpaderp.lvl\" doesn't exist\n", PROGNAME);
        return 1;
    }

    tmp.Render(screen, x, y);
    SDL_UpdateRect(screen, 0,0,0,0);

    while (1)
    {
        x += xscroll;
        y += yscroll;
        SDL_FillRect(screen, NULL, SDL_MapRGB(screen->format, 0, 0, 0));
        tmp.Render(screen, x, y);
        SDL_UpdateRect(screen, 0,0,0,0);

        if (SDL_PollEvent(&event))
        {
            switch (event.type)
            {
              case SDL_QUIT:
                return 1;
                break;
            }

            // This will be massively cleaned up later
            
            if (event.type == SDL_KEYDOWN || event.type == SDL_KEYUP)
            {
                SDLKey key = event.key.keysym.sym;

                if (event.type == SDL_KEYDOWN)
                {
                    switch (key)
                    {
                      case SDLK_ESCAPE: return 1; 
                      case SDLK_LEFT: xscroll--; break; 
                      case SDLK_RIGHT: xscroll++; break;
                      case SDLK_UP: yscroll--; break;
                      case SDLK_DOWN: yscroll++; break;
                      default: break;
                    }
                }
                else  // must be KEYUP
                {
                    switch (key)
                    {
                      case SDLK_LEFT: xscroll++; break;
                      case SDLK_RIGHT: xscroll--; break;
                      case SDLK_UP: yscroll++; break;
                      case SDLK_DOWN: yscroll--; break;
                      default: break;
                    }
                }
            }
        }

        SDL_Delay(1);
    }

    return 0;
}