gtsam/cpp/Pose2Graph.cpp

53 lines
1.8 KiB
C++

/**
* @file Pose2Graph.cpp
* @brief A factor graph for the 2D PoseSLAM problem
* @authors Frank Dellaert, Viorela Ila
*/
#include "Pose2Graph.h"
#include "FactorGraph-inl.h"
#include "NonlinearFactorGraph-inl.h"
#include "NonlinearOptimizer-inl.h"
#include "NonlinearEquality.h"
#include "graph-inl.h"
#include "LieConfig-inl.h"
using namespace std;
using namespace gtsam;
namespace gtsam {
/** Explicit instantiation of templated methods and functions */
template class LieConfig<Symbol<Pose2,'x'>,Pose2>;
template size_t dim(const Pose2Config& c);
template Pose2Config expmap(const Pose2Config& c, const Vector& delta);
template Pose2Config expmap(const Pose2Config& c, const VectorConfig& delta);
// explicit instantiation so all the code is there and we can link with it
template class FactorGraph<NonlinearFactor<Pose2Config> > ;
template class NonlinearFactorGraph<Pose2Config> ;
template class NonlinearEquality<Pose2Config,Pose2Config::Key,Pose2> ;
template class NonlinearOptimizer<Pose2Graph, Pose2Config>;
/* ************************************************************************* */
Pose2Config pose2Circle(size_t n, double R) {
Pose2Config x;
double theta = 0, dtheta = 2*M_PI/n;
for(size_t i=0;i<n;i++, theta+=dtheta)
x.insert(i, Pose2(cos(theta), sin(theta), M_PI_2 + theta));
return x;
}
/* ************************************************************************* */
void Pose2Graph::addConstraint(const Pose2Config::Key& key, const Pose2& pose) {
push_back(sharedFactor(new NonlinearEquality<Pose2Config, Pose2Config::Key,
Pose2> (key, pose)));
}
/* ************************************************************************* */
bool Pose2Graph::equals(const Pose2Graph& p, double tol) const {
return false;
}
} // namespace gtsam