STLReader.hh

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//=============================================================================
//
//  Implements an reader module for STL files
//
//=============================================================================
 
 
#ifndef __STLREADER_HH__
#define __STLREADER_HH__
 
 
//=== INCLUDES ================================================================
 
 
#include <stdio.h>
#include <string>
 
#include <OpenMesh/Core/System/config.h>
#include <OpenMesh/Core/Utils/SingletonT.hh>
#include <OpenMesh/Core/IO/reader/BaseReader.hh>
 
 
//== NAMESPACES ===============================================================
 
 
namespace OpenMesh {
namespace IO {
 
//== FORWARDS =================================================================
 
class BaseImporter;
 
//== IMPLEMENTATION ===========================================================
 
 
class OPENMESHDLLEXPORT _STLReader_ : public BaseReader
{
public:
 
  // constructor
  _STLReader_();
 
  virtual ~_STLReader_() {};
 
 
  std::string get_description() const override
  { return "Stereolithography Interface Format"; }
  std::string get_extensions() const override { return "stl stla stlb"; }
 
  bool read(const std::string& _filename,
            BaseImporter& _bi,
            Options& _opt) override;
 
  bool read(std::istream& _in,
                    BaseImporter& _bi,
            Options& _opt) override;
 
  void set_epsilon(float _eps) { eps_=_eps; }
 
  float epsilon() const { return eps_; }
 
 
 
private:
 
  enum STL_Type { STLA, STLB, NONE };
  STL_Type check_stl_type(const std::string& _filename) const;
 
  bool read_stla(const std::string& _filename, BaseImporter& _bi, Options& _opt) const;
  bool read_stla(std::istream& _in, BaseImporter& _bi, Options& _opt) const;
  bool read_stlb(const std::string& _filename, BaseImporter& _bi, Options& _opt) const;
  bool read_stlb(std::istream& _in, BaseImporter& _bi, Options& _opt) const;
 
 
private:
 
  float eps_;
};
 
 
//== TYPE DEFINITION ==========================================================
 
 
extern _STLReader_  __STLReaderInstance;
OPENMESHDLLEXPORT _STLReader_&  STLReader();
 
 
//=============================================================================
} // namespace IO
} // namespace OpenMesh
//=============================================================================
#endif
//=============================================================================