io_helper.h

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// g2o - General Graph Optimization
// Copyright (C) 2014 R. Kuemmerle, G. Grisetti, W. Burgard
// All rights reserved.
//
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// modification, are permitted provided that the following conditions are
// met:
//
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//   this list of conditions and the following disclaimer.
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#ifndef G2O_CORE_IO_HELPER_H
#define G2O_CORE_IO_HELPER_H
 
#include <Eigen/Core>
#include <iosfwd>
 
namespace g2o {
namespace internal {
template <typename Derived>
bool writeVector(std::ostream& os, const Eigen::DenseBase<Derived>& b) {
  for (int i = 0; i < b.size(); i++) os << b(i) << " ";
  return os.good();
}
 
template <typename Derived>
bool readVector(std::istream& is, Eigen::DenseBase<Derived>& b) {
  for (int i = 0; i < b.size() && is.good(); i++) is >> b(i);
  return is.good() || is.eof();
}
}  // namespace internal
}  // namespace g2o
 
#endif