gtsam/cpp/pose3SLAM.cpp

54 lines
1.5 KiB
C++

/**
* @file pose3SLAM.cpp
* @brief: bearing/range measurements in 2D plane
* @authors Frank Dellaert
**/
#include "pose3SLAM.h"
#include "LieConfig-inl.h"
#include "NonlinearFactorGraph-inl.h"
#include "NonlinearOptimizer-inl.h"
// Use pose3SLAM namespace for specific SLAM instance
namespace gtsam {
using namespace pose3SLAM;
INSTANTIATE_LIE_CONFIG(Key, Pose3)
INSTANTIATE_NONLINEAR_FACTOR_GRAPH(Config)
INSTANTIATE_NONLINEAR_OPTIMIZER(Graph, Config)
namespace pose3SLAM {
/* ************************************************************************* */
Config circle(size_t n, double R) {
Config x;
double theta = 0, dtheta = 2*M_PI/n;
// Vehicle at p0 is looking towards y axis
Rot3 R0(Point3(0, 1, 0), Point3(1, 0, 0), Point3(0, 0, -1));
for (size_t i = 0; i < n; i++, theta += dtheta)
x.insert(i, Pose3(R0 * Rot3::yaw(-theta), Point3(cos(theta),sin(theta),0)));
return x;
}
/* ************************************************************************* */
void Graph::addPrior(const Key& i, const Pose3& p, const Matrix& cov) {
sharedFactor factor(new Prior(i, p, cov));
push_back(factor);
}
void Graph::addConstraint(const Key& i, const Key& j, const Pose3& z, const Matrix& cov) {
sharedFactor factor(new Constraint(i, j, z, cov));
push_back(factor);
}
void Graph::addHardConstraint(const Key& i, const Pose3& p) {
sharedFactor factor(new HardConstraint(i, p));
push_back(factor);
}
/* ************************************************************************* */
} // pose3SLAM
} // gtsam