C++ Lisp::get_vector方法代码示例

Lantern::Lantern(const lisp::Lisp& reader)
  : Rock(reader, "images/objects/lantern/lantern.sprite"),
    lightcolor(1.0f, 1.0f, 1.0f)
{
  //get color from lisp
  std::vector<float> vColor;
  reader.get_vector("color", vColor);
  lightcolor = Color(vColor);
  lightsprite = sprite_manager->create("images/objects/lightmap_light/lightmap_light.sprite");
  lightsprite->set_blend(Blend(GL_SRC_ALPHA, GL_ONE));
  updateColor();
}

void
Sector::parse(const lisp::Lisp& sector)
{
  lisp::ListIterator iter(&sector);
  while(iter.next()) {
    const std::string& token = iter.item();
    if(token == "name") {
      iter.value()->get(name);
    } else if(token == "gravity") {
      iter.value()->get(gravity);
    } else if(token == "music") {
      iter.value()->get(music);
    } else if(token == "spawnpoint") {
      SpawnPoint* sp = new SpawnPoint(iter.lisp());
      spawnpoints.push_back(sp);
    } else if(token == "init-script") {
      iter.value()->get(init_script);
    } else if(token == "ambient-light") {
      std::vector<float> vColor;
      sector.get_vector( "ambient-light", vColor );
      if(vColor.size() < 3) {
        log_warning << "(ambient-light) requires a color as argument" << std::endl;
      } else {
        ambient_light = Color( vColor );
      }
    } else {
      GameObject* object = parse_object(token, *(iter.lisp()));
      if(object) {
        add_object(object);
      }
    }
  }

  update_game_objects();

  if(solid_tilemaps.size() < 1) log_warning << "sector '" << name << "' does not contain a solid tile layer." << std::endl;

  fix_old_tiles();
  if(!camera) {
    log_warning << "sector '" << name << "' does not contain a camera." << std::endl;
    update_game_objects();
    add_object(new Camera(this, "Camera"));
  }

  update_game_objects();
}

void
Sector::parse_old_format(const lisp::Lisp& reader)
{
  name = "main";
  reader.get("gravity", gravity);

  std::string backgroundimage;
  if (reader.get("background", backgroundimage) && (backgroundimage != "")) {
    if (backgroundimage == "arctis.png") backgroundimage = "arctis.jpg";
    if (backgroundimage == "arctis2.jpg") backgroundimage = "arctis.jpg";
    if (backgroundimage == "ocean.png") backgroundimage = "ocean.jpg";
    backgroundimage = "images/background/" + backgroundimage;
    if (!PHYSFS_exists(backgroundimage.c_str())) {
      log_warning << "Background image \"" << backgroundimage << "\" not found. Ignoring." << std::endl;
      backgroundimage = "";
    }
  }

  float bgspeed = .5;
  reader.get("bkgd_speed", bgspeed);
  bgspeed /= 100;

  Color bkgd_top, bkgd_bottom;
  int r = 0, g = 0, b = 128;
  reader.get("bkgd_red_top", r);
  reader.get("bkgd_green_top",  g);
  reader.get("bkgd_blue_top",  b);
  bkgd_top.red = static_cast<float> (r) / 255.0f;
  bkgd_top.green = static_cast<float> (g) / 255.0f;
  bkgd_top.blue = static_cast<float> (b) / 255.0f;

  reader.get("bkgd_red_bottom",  r);
  reader.get("bkgd_green_bottom", g);
  reader.get("bkgd_blue_bottom", b);
  bkgd_bottom.red = static_cast<float> (r) / 255.0f;
  bkgd_bottom.green = static_cast<float> (g) / 255.0f;
  bkgd_bottom.blue = static_cast<float> (b) / 255.0f;

  if(backgroundimage != "") {
    Background* background = new Background();
    background->set_image(backgroundimage, bgspeed);
    add_object(background);
  } else {
    Gradient* gradient = new Gradient();
    gradient->set_gradient(bkgd_top, bkgd_bottom);
    add_object(gradient);
  }

  std::string particlesystem;
  reader.get("particle_system", particlesystem);
  if(particlesystem == "clouds")
    add_object(new CloudParticleSystem());
  else if(particlesystem == "snow")
    add_object(new SnowParticleSystem());
  else if(particlesystem == "rain")
    add_object(new RainParticleSystem());

  Vector startpos(100, 170);
  reader.get("start_pos_x", startpos.x);
  reader.get("start_pos_y", startpos.y);

  SpawnPoint* spawn = new SpawnPoint;
  spawn->pos = startpos;
  spawn->name = "main";
  spawnpoints.push_back(spawn);

  music = "chipdisko.ogg";
  // skip reading music filename. It's all .ogg now, anyway
  /*
  reader.get("music", music);
  */
  music = "music/" + music;

  int width = 30, height = 15;
  reader.get("width", width);
  reader.get("height", height);

  std::vector<unsigned int> tiles;
  if(reader.get_vector("interactive-tm", tiles)
      || reader.get_vector("tilemap", tiles)) {
    TileMap* tilemap = new TileMap();
    tilemap->set(width, height, tiles, LAYER_TILES, true);

    // replace tile id 112 (old invisible tile) with 1311 (new invisible tile)
    for(size_t x=0; x < tilemap->get_width(); ++x) {
      for(size_t y=0; y < tilemap->get_height(); ++y) {
        const Tile* tile = tilemap->get_tile(x, y);
        if(tile->getID() == 112) tilemap->change(x, y, 1311);
      }
    }

    if (height < 19) tilemap->resize(width, 19);
    add_object(tilemap);
  }

  if(reader.get_vector("background-tm", tiles)) {
    TileMap* tilemap = new TileMap();
    tilemap->set(width, height, tiles, LAYER_BACKGROUNDTILES, false);
    if (height < 19) tilemap->resize(width, 19);
    add_object(tilemap);
//.........这里部分代码省略.........