gtsam/cpp/FGConfig.h

95 lines
2.4 KiB
C++

/**
* @file FGConfig.h
* @brief Factor Graph Configuration
* @author Carlos Nieto
* @author Christian Potthast
*/
// \callgraph
#pragma once
#include <map>
#include <boost/serialization/map.hpp>
#include "Value.h"
namespace gtsam {
/** Factor Graph Configuration */
class FGConfig {
protected:
/** Map from string indices to values */
std::map<std::string, Vector> values;
public:
typedef std::map<std::string, Vector>::iterator iterator;
typedef std::map<std::string, Vector>::const_iterator const_iterator;
FGConfig() {};
FGConfig(const FGConfig& cfg_in) : values(cfg_in.values){};
virtual ~FGConfig() {};
/** return all the nodes in the graph **/
std::vector<std::string> get_names() const {
std::vector<std::string> names;
for(const_iterator it=values.begin(); it!=values.end(); it++)
names.push_back(it->first);
return names;
}
/** Insert a value into the configuration with a given index */
FGConfig& insert(const std::string& name, const Vector& val) {
values.insert(std::make_pair(name,val));
return *this;
}
/**
* add a delta config, should apply exponential map more generally
*/
virtual void operator+=(const FGConfig & delta);
virtual FGConfig operator+(const FGConfig & delta) const;
const_iterator begin() {return values.begin();}
const_iterator end() {return values.end();}
/** get a vector in the configuration by name */
Vector get(const std::string& name) const;
/** operator[] syntax for get */
inline Vector operator[](const std::string& name) const { return get(name); }
bool contains(const std::string& name) const {
const_iterator it = values.find(name);
if (it==values.end())
return false;
return true;
}
/** size of the configurations */
size_t size() const {
return values.size();
}
/** print */
void print(const std::string& name = "") const;
/** equals, for unit testing */
bool equals(const FGConfig& expected, double tol=1e-6) const;
void clear() {values.clear();}
private:
/** Serialization function */
friend class boost::serialization::access;
template<class Archive>
void serialize(Archive & ar, const unsigned int version)
{
ar & BOOST_SERIALIZATION_NVP(values);
}
};
}