Method load

tutorials/common/scenegraph/texture.cpp:83–90

! read png texture from disk */

  /*! read png texture from disk */
  std::shared_ptr<Texture> Texture::load(const FileName& fileName)
  {
    if (texture_cache.find(fileName.str()) != texture_cache.end())
      return texture_cache[fileName.str()];

    std::shared_ptr<Texture> tex(new Texture(loadImage(fileName),fileName));
    return texture_cache[fileName.str()] = tex;
  }
}