Class ObjReader

engine/3rdparty/tinyobjloader/tiny_obj_loader.h:531–587

Wavefront .obj reader class(v2 API)

/// Wavefront .obj reader class(v2 API)
///
class ObjReader {
 public:
  ObjReader() : valid_(false) {}
  ~ObjReader() {}

  ///
  /// Load .obj and .mtl from a file.
  ///
  /// @param[in] filename wavefront .obj filename
  /// @param[in] config Reader configuration
  ///
  bool ParseFromFile(const std::string &filename,
                     const ObjReaderConfig &config = ObjReaderConfig());

  ///
  /// Parse .obj from a text string.
  /// Need to supply .mtl text string by `mtl_text`.
  /// This function ignores `mtllib` line in .obj text.
  ///
  /// @param[in] obj_text wavefront .obj filename
  /// @param[in] mtl_text wavefront .mtl filename
  /// @param[in] config Reader configuration
  ///
  bool ParseFromString(const std::string &obj_text, const std::string &mtl_text,
                       const ObjReaderConfig &config = ObjReaderConfig());

  ///
  /// .obj was loaded or parsed correctly.
  ///
  bool Valid() const { return valid_; }

  const attrib_t &GetAttrib() const { return attrib_; }

  const std::vector<shape_t> &GetShapes() const { return shapes_; }

  const std::vector<material_t> &GetMaterials() const { return materials_; }

  ///
  /// Warning message(may be filled after `Load` or `Parse`)
  ///
  const std::string &Warning() const { return warning_; }

  ///
  /// Error message(filled when `Load` or `Parse` failed)
  ///
  const std::string &Error() const { return error_; }

 private:
  bool valid_;

  attrib_t attrib_;
  std::vector<shape_t> shapes_;
  std::vector<material_t> materials_;

  std::string warning_;
  std::string error_;
};