Function LoadObj

engine/3rdparty/tinyobjloader/tiny_obj_loader.h:2396–2430

}

bool LoadObj(attrib_t *attrib, std::vector<shape_t> *shapes,
             std::vector<material_t> *materials, std::string *warn,
             std::string *err, const char *filename, const char *mtl_basedir,
             bool triangulate, bool default_vcols_fallback) {
  attrib->vertices.clear();
  attrib->normals.clear();
  attrib->texcoords.clear();
  attrib->colors.clear();
  shapes->clear();

  std::stringstream errss;

  std::ifstream ifs(filename);
  if (!ifs) {
    errss << "Cannot open file [" << filename << "]\n";
    if (err) {
      (*err) = errss.str();
    }
    return false;
  }

  std::string baseDir = mtl_basedir ? mtl_basedir : "";
  if (!baseDir.empty()) {
#ifndef _WIN32
    const char dirsep = '/';
#else
    const char dirsep = '\\';
#endif
    if (baseDir[baseDir.length() - 1] != dirsep) baseDir += dirsep;
  }
  MaterialFileReader matFileReader(baseDir);

  return LoadObj(attrib, shapes, materials, warn, err, &ifs, &matFileReader,
                 triangulate, default_vcols_fallback);
}

bool LoadObj(attrib_t *attrib, std::vector<shape_t> *shapes,
             std::vector<material_t> *materials, std::string *warn,