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serialization.cpp
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serialization.cpp
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//
// Copyright (c) 2019-2021 INRIA
//
#include "pinocchio/multibody/data.hpp"
#include "pinocchio/algorithm/joint-configuration.hpp"
#include "pinocchio/algorithm/kinematics.hpp"
#include "pinocchio/algorithm/geometry.hpp"
#include "pinocchio/serialization/fwd.hpp"
#include "pinocchio/serialization/archive.hpp"
#include "pinocchio/serialization/spatial.hpp"
#include "pinocchio/serialization/frame.hpp"
#include "pinocchio/serialization/joints.hpp"
#include "pinocchio/serialization/model.hpp"
#include "pinocchio/serialization/data.hpp"
#include "pinocchio/serialization/geometry.hpp"
#include "pinocchio/parsers/sample-models.hpp"
#include <iostream>
#include <boost/test/unit_test.hpp>
#include <boost/utility/binary.hpp>
BOOST_AUTO_TEST_SUITE(BOOST_TEST_MODULE)
template<typename T1, typename T2 = T1>
struct call_equality_op
{
static bool run(const T1 & v1, const T2 & v2)
{
return v1 == v2;
}
};
template<typename T>
bool run_call_equality_op(const T & v1, const T & v2)
{
return call_equality_op<T,T>::run(v1,v2);
}
// Bug fix in Eigen::Tensor
#ifdef PINOCCHIO_WITH_EIGEN_TENSOR_MODULE
template<typename Scalar, int NumIndices, int Options, typename IndexType>
struct call_equality_op< pinocchio::Tensor<Scalar,NumIndices,Options,IndexType> >
{
typedef pinocchio::Tensor<Scalar,NumIndices,Options,IndexType> T;
static bool run(const T & v1, const T & v2)
{
typedef Eigen::Matrix<Scalar,Eigen::Dynamic,1,Options> VectorXd;
Eigen::Map<const VectorXd> map1(v1.data(),v1.size(),1);
Eigen::Map<const VectorXd> map2(v2.data(),v2.size(),1);
return map1 == map2;
}
};
#endif
template<typename T>
void generic_test(const T & object,
const std::string & filename,
const std::string & tag_name)
{
using namespace pinocchio::serialization;
// Load and save as TXT
const std::string txt_filename = filename + ".txt";
saveToText(object,txt_filename);
{
T object_loaded;
loadFromText(object_loaded,txt_filename);
// Check
BOOST_CHECK(run_call_equality_op(object_loaded,object));
}
// Load and save as string stream (TXT format)
std::stringstream ss_out;
saveToStringStream(object,ss_out);
{
T object_loaded;
std::istringstream is(ss_out.str());
loadFromStringStream(object_loaded,is);
// Check
BOOST_CHECK(run_call_equality_op(object_loaded,object));
}
// Load and save as string
std::string str_out = saveToString(object);
{
T object_loaded;
std::string str_in(str_out);
loadFromString(object_loaded,str_in);
// Check
BOOST_CHECK(run_call_equality_op(object_loaded,object));
}
// Load and save as XML
const std::string xml_filename = filename + ".xml";
saveToXML(object,xml_filename,tag_name);
{
T object_loaded;
loadFromXML(object_loaded,xml_filename,tag_name);
// Check
BOOST_CHECK(run_call_equality_op(object_loaded,object));
}
// Load and save as binary
const std::string bin_filename = filename + ".bin";
saveToBinary(object,bin_filename);
{
T object_loaded;
loadFromBinary(object_loaded,bin_filename);
// Check
BOOST_CHECK(run_call_equality_op(object_loaded,object));
}
// Load and save as binary stream
boost::asio::streambuf buffer;
saveToBinary(object,buffer);
{
T object_loaded;
loadFromBinary(object_loaded,buffer);
// Check
BOOST_CHECK(run_call_equality_op(object_loaded,object));
}
// Load and save as static binary stream
pinocchio::serialization::StaticBuffer static_buffer(10000000);
saveToBinary(object,static_buffer);
{
T object_loaded;
loadFromBinary(object_loaded,static_buffer);
// Check
BOOST_CHECK(run_call_equality_op(object_loaded,object));
}
}
BOOST_AUTO_TEST_CASE(test_static_buffer)
{
using namespace pinocchio::serialization;
const size_t size = 10000000;
StaticBuffer static_buffer(size);
BOOST_CHECK(size == static_buffer.size());
const size_t new_size = 2*size;
static_buffer.resize(new_size);
BOOST_CHECK(new_size == static_buffer.size());
BOOST_CHECK(static_buffer.data() != NULL);
BOOST_CHECK(reinterpret_cast<const StaticBuffer &>(static_buffer).data() != NULL);
BOOST_CHECK(reinterpret_cast<const StaticBuffer &>(static_buffer).data() == static_buffer.data());
}
BOOST_AUTO_TEST_CASE(test_eigen_serialization)
{
using namespace pinocchio;
const Eigen::DenseIndex num_cols = 10;
const Eigen::DenseIndex num_rows = 20;
const Eigen::DenseIndex array_size = 3;
Eigen::MatrixXd Mat = Eigen::MatrixXd::Random(num_rows,num_cols);
generic_test(Mat,TEST_SERIALIZATION_FOLDER"/eigen_matrix","matrix");
Eigen::VectorXd Vec = Eigen::VectorXd::Random(num_rows*num_cols);
generic_test(Vec,TEST_SERIALIZATION_FOLDER"/eigen_vector","vector");
Eigen::array<Eigen::DenseIndex,array_size> array = { 1, 2, 3 };
generic_test(array,TEST_SERIALIZATION_FOLDER"/eigen_array","array");
const Eigen::DenseIndex tensor_size = 3;
const Eigen::DenseIndex x_dim = 10, y_dim = 20, z_dim = 30;
typedef pinocchio::Tensor<double,tensor_size> Tensor3x;
Tensor3x tensor(x_dim,y_dim,z_dim);
Eigen::Map<Eigen::VectorXd>(tensor.data(),tensor.size(),1).setRandom();
generic_test(tensor,TEST_SERIALIZATION_FOLDER"/eigen_tensor","tensor");
}
BOOST_AUTO_TEST_CASE(test_spatial_serialization)
{
using namespace pinocchio;
SE3 M(SE3::Random());
generic_test(M,TEST_SERIALIZATION_FOLDER"/SE3","SE3");
Motion m(Motion::Random());
generic_test(m,TEST_SERIALIZATION_FOLDER"/Motion","Motion");
Force f(Force::Random());
generic_test(f,TEST_SERIALIZATION_FOLDER"/Force","Force");
Symmetric3 S(Symmetric3::Random());
generic_test(S,TEST_SERIALIZATION_FOLDER"/Symmetric3","Symmetric3");
Inertia I(Inertia::Random());
generic_test(I,TEST_SERIALIZATION_FOLDER"/Inertia","Inertia");
}
BOOST_AUTO_TEST_CASE(test_multibody_serialization)
{
using namespace pinocchio;
Frame frame("frame",0,0,SE3::Random(),SENSOR);
generic_test(frame,TEST_SERIALIZATION_FOLDER"/Frame","Frame");
}
template<typename JointModel_> struct init;
template<typename JointModel_>
struct init
{
static JointModel_ run()
{
JointModel_ jmodel;
jmodel.setIndexes(0,0,0);
return jmodel;
}
};
template<typename Scalar, int Options>
struct init<pinocchio::JointModelRevoluteUnalignedTpl<Scalar,Options> >
{
typedef pinocchio::JointModelRevoluteUnalignedTpl<Scalar,Options> JointModel;
static JointModel run()
{
typedef typename JointModel::Vector3 Vector3;
JointModel jmodel(Vector3::Random().normalized());
jmodel.setIndexes(0,0,0);
return jmodel;
}
};
template<typename Scalar, int Options>
struct init<pinocchio::JointModelRevoluteUnboundedUnalignedTpl<Scalar,Options> >
{
typedef pinocchio::JointModelRevoluteUnboundedUnalignedTpl<Scalar,Options> JointModel;
static JointModel run()
{
typedef typename JointModel::Vector3 Vector3;
JointModel jmodel(Vector3::Random().normalized());
jmodel.setIndexes(0,0,0);
return jmodel;
}
};
template<typename Scalar, int Options>
struct init<pinocchio::JointModelPrismaticUnalignedTpl<Scalar,Options> >
{
typedef pinocchio::JointModelPrismaticUnalignedTpl<Scalar,Options> JointModel;
static JointModel run()
{
typedef typename JointModel::Vector3 Vector3;
JointModel jmodel(Vector3::Random().normalized());
jmodel.setIndexes(0,0,0);
return jmodel;
}
};
template<typename Scalar, int Options, template<typename,int> class JointCollection>
struct init<pinocchio::JointModelTpl<Scalar,Options,JointCollection> >
{
typedef pinocchio::JointModelTpl<Scalar,Options,JointCollection> JointModel;
static JointModel run()
{
typedef pinocchio::JointModelRevoluteTpl<Scalar,Options,0> JointModelRX;
JointModel jmodel((JointModelRX()));
jmodel.setIndexes(0,0,0);
return jmodel;
}
};
template<typename Scalar, int Options, template<typename,int> class JointCollection>
struct init<pinocchio::JointModelCompositeTpl<Scalar,Options,JointCollection> >
{
typedef pinocchio::JointModelCompositeTpl<Scalar,Options,JointCollection> JointModel;
static JointModel run()
{
typedef pinocchio::JointModelRevoluteTpl<Scalar,Options,0> JointModelRX;
typedef pinocchio::JointModelRevoluteTpl<Scalar,Options,1> JointModelRY;
JointModel jmodel((JointModelRX()));
jmodel.addJoint(JointModelRY());
jmodel.setIndexes(0,0,0);
return jmodel;
}
};
template<typename JointModel_>
struct init<pinocchio::JointModelMimic<JointModel_> >
{
typedef pinocchio::JointModelMimic<JointModel_> JointModel;
static JointModel run()
{
JointModel_ jmodel_ref = init<JointModel_>::run();
JointModel jmodel(jmodel_ref,1.,0.);
return jmodel;
}
};
struct TestJointModel
{
template <typename JointModel>
void operator()(const pinocchio::JointModelBase<JointModel> &) const
{
JointModel jmodel = init<JointModel>::run();
test(jmodel);
}
template<typename JointType>
static void test(JointType & jmodel)
{
generic_test(jmodel,TEST_SERIALIZATION_FOLDER"/Joint","jmodel");
}
};
BOOST_AUTO_TEST_CASE(test_multibody_joints_model_serialization)
{
using namespace pinocchio;
boost::mpl::for_each<JointModelVariant::types>(TestJointModel());
}
struct TestJointTransform
{
template <typename JointModel>
void operator()(const pinocchio::JointModelBase<JointModel> &) const
{
typedef typename JointModel::JointDerived JointDerived;
typedef typename pinocchio::traits<JointDerived>::Transformation_t Transform;
typedef typename pinocchio::traits<JointDerived>::Constraint_t Constraint;
typedef typename pinocchio::traits<JointDerived>::JointDataDerived JointData;
typedef pinocchio::JointDataBase<JointData> JointDataBase;
JointModel jmodel = init<JointModel>::run();
JointData jdata = jmodel.createData();
JointDataBase & jdata_base = static_cast<JointDataBase &>(jdata);
typedef typename pinocchio::LieGroup<JointModel>::type LieGroupType;
LieGroupType lg;
Eigen::VectorXd lb(Eigen::VectorXd::Constant(jmodel.nq(),-1.));
Eigen::VectorXd ub(Eigen::VectorXd::Constant(jmodel.nq(), 1.));
Eigen::VectorXd q_random = lg.randomConfiguration(lb,ub);
jmodel.calc(jdata,q_random);
Transform & m = jdata_base.M();
test(m);
Constraint & S = jdata_base.S();
test(S);
}
template<typename Scalar, int Options, template<typename S, int O> class JointCollectionTpl>
void operator()(const pinocchio::JointModelCompositeTpl<Scalar,Options,JointCollectionTpl> &)
{
// Do nothing
}
template<typename JointModel>
void operator()(const pinocchio::JointModelMimic<JointModel> &)
{
typedef pinocchio::JointModelMimic<JointModel> JointModelMimic;
typedef typename JointModelMimic::JointDerived JointDerived;
typedef typename pinocchio::traits<JointDerived>::Transformation_t Transform;
typedef typename pinocchio::traits<JointDerived>::Constraint_t Constraint;
typedef typename pinocchio::traits<JointDerived>::JointDataDerived JointDataMimic;
typedef pinocchio::JointDataBase<JointDataMimic> JointDataBase;
JointModelMimic jmodel_mimic = init<JointModelMimic>::run();
JointModel jmodel = init<JointModel>::run();
JointDataMimic jdata_mimic = jmodel_mimic.createData();
JointDataBase & jdata_mimic_base = static_cast<JointDataBase &>(jdata_mimic);
typedef typename pinocchio::LieGroup<JointModel>::type LieGroupType;
LieGroupType lg;
Eigen::VectorXd lb(Eigen::VectorXd::Constant(jmodel.nq(),-1.));
Eigen::VectorXd ub(Eigen::VectorXd::Constant(jmodel.nq(), 1.));
Eigen::VectorXd q_random = lg.randomConfiguration(lb,ub);
jmodel_mimic.calc(jdata_mimic,q_random);
Transform & m = jdata_mimic_base.M();
test(m);
Constraint & S = jdata_mimic_base.S();
test(S);
}
template<typename Transform>
static void test(Transform & m)
{
generic_test(m,TEST_SERIALIZATION_FOLDER"/JointTransform","transform");
}
};
BOOST_AUTO_TEST_CASE(test_multibody_joints_transform_serialization)
{
using namespace pinocchio;
boost::mpl::for_each<JointModelVariant::types>(TestJointTransform());
}
struct TestJointMotion
{
template <typename JointModel>
void operator()(const pinocchio::JointModelBase<JointModel> &) const
{
typedef typename JointModel::JointDerived JointDerived;
typedef typename pinocchio::traits<JointDerived>::Motion_t Motion;
typedef typename pinocchio::traits<JointDerived>::Bias_t Bias;
typedef typename pinocchio::traits<JointDerived>::JointDataDerived JointData;
typedef pinocchio::JointDataBase<JointData> JointDataBase;
JointModel jmodel = init<JointModel>::run();
JointData jdata = jmodel.createData();
JointDataBase & jdata_base = static_cast<JointDataBase &>(jdata);
typedef typename pinocchio::LieGroup<JointModel>::type LieGroupType;
LieGroupType lg;
Eigen::VectorXd lb(Eigen::VectorXd::Constant(jmodel.nq(),-1.));
Eigen::VectorXd ub(Eigen::VectorXd::Constant(jmodel.nq(), 1.));
Eigen::VectorXd q_random = lg.randomConfiguration(lb,ub);
Eigen::VectorXd v_random = Eigen::VectorXd::Random(jmodel.nv());
jmodel.calc(jdata,q_random,v_random);
Motion & m = jdata_base.v();
test(m);
Bias & b = jdata_base.c();
test(b);
}
template<typename Scalar, int Options, template<typename S, int O> class JointCollectionTpl>
void operator()(const pinocchio::JointModelCompositeTpl<Scalar,Options,JointCollectionTpl> &)
{
// Do nothing
}
template<typename JointModel>
void operator()(const pinocchio::JointModelMimic<JointModel> &)
{
typedef pinocchio::JointModelMimic<JointModel> JointModelMimic;
typedef typename JointModelMimic::JointDerived JointDerived;
typedef typename pinocchio::traits<JointDerived>::Motion_t Motion;
typedef typename pinocchio::traits<JointDerived>::Bias_t Bias;
typedef typename pinocchio::traits<JointDerived>::JointDataDerived JointDataMimic;
typedef pinocchio::JointDataBase<JointDataMimic> JointDataBase;
JointModelMimic jmodel_mimic = init<JointModelMimic>::run();
JointModel jmodel = init<JointModel>::run();
JointDataMimic jdata_mimic = jmodel_mimic.createData();
JointDataBase & jdata_mimic_base = static_cast<JointDataBase &>(jdata_mimic);
typedef typename pinocchio::LieGroup<JointModel>::type LieGroupType;
LieGroupType lg;
Eigen::VectorXd lb(Eigen::VectorXd::Constant(jmodel.nq(),-1.));
Eigen::VectorXd ub(Eigen::VectorXd::Constant(jmodel.nq(), 1.));
Eigen::VectorXd q_random = lg.randomConfiguration(lb,ub);
Eigen::VectorXd v_random = Eigen::VectorXd::Random(jmodel.nv());
jmodel_mimic.calc(jdata_mimic,q_random,v_random);
Motion & m = jdata_mimic_base.v();
test(m);
Bias & b = jdata_mimic_base.c();
test(b);
}
template<typename Motion>
static void test(Motion & m)
{
generic_test(m,TEST_SERIALIZATION_FOLDER"/JointMotion","motion");
}
};
BOOST_AUTO_TEST_CASE(test_multibody_joints_motion_serialization)
{
using namespace pinocchio;
boost::mpl::for_each<JointModelVariant::types>(TestJointMotion());
}
struct TestJointData
{
template <typename JointModel>
void operator()(const pinocchio::JointModelBase<JointModel> &) const
{
typedef typename JointModel::JointDerived JointDerived;
typedef typename pinocchio::traits<JointDerived>::JointDataDerived JointData;
JointModel jmodel = init<JointModel>::run();
JointData jdata = jmodel.createData();
typedef typename pinocchio::LieGroup<JointModel>::type LieGroupType;
LieGroupType lg;
Eigen::VectorXd lb(Eigen::VectorXd::Constant(jmodel.nq(),-1.));
Eigen::VectorXd ub(Eigen::VectorXd::Constant(jmodel.nq(), 1.));
Eigen::VectorXd q_random = lg.randomConfiguration(lb,ub);
Eigen::VectorXd v_random = Eigen::VectorXd::Random(jmodel.nv());
jmodel.calc(jdata,q_random,v_random);
pinocchio::Inertia::Matrix6 I(pinocchio::Inertia::Matrix6::Identity());
jmodel.calc_aba(jdata,I,false);
test(jdata);
}
template<typename Scalar, int Options, template<typename S, int O> class JointCollectionTpl>
void operator()(const pinocchio::JointModelCompositeTpl<Scalar,Options,JointCollectionTpl> &)
{
typedef pinocchio::JointModelCompositeTpl<Scalar,Options,JointCollectionTpl> JointModel;
typedef typename JointModel::JointDerived JointDerived;
typedef typename pinocchio::traits<JointDerived>::JointDataDerived JointData;
JointModel jmodel_build = init<JointModel>::run();
pinocchio::Model model;
model.addJoint(0, jmodel_build, pinocchio::SE3::Random(), "model");
model.lowerPositionLimit.fill(-1.);
model.upperPositionLimit.fill( 1.);
JointModel & jmodel = boost::get<JointModel>(model.joints[1]);
Eigen::VectorXd q_random = pinocchio::randomConfiguration(model);
Eigen::VectorXd v_random = Eigen::VectorXd::Random(model.nv);
pinocchio::Data data(model);
JointData & jdata = boost::get<JointData>(data.joints[1]);
jmodel.calc(jdata,q_random,v_random);
pinocchio::Inertia::Matrix6 I(pinocchio::Inertia::Matrix6::Identity());
jmodel.calc_aba(jdata,I,false);
test(jdata);
}
template<typename JointModel>
void operator()(const pinocchio::JointModelMimic<JointModel> &)
{
typedef pinocchio::JointModelMimic<JointModel> JointModelMimic;
typedef typename JointModelMimic::JointDerived JointDerived;
typedef typename pinocchio::traits<JointDerived>::JointDataDerived JointDataMimic;
JointModelMimic jmodel_mimic = init<JointModelMimic>::run();
JointModel jmodel = init<JointModel>::run();
JointDataMimic jdata_mimic = jmodel_mimic.createData();
typedef typename pinocchio::LieGroup<JointModel>::type LieGroupType;
LieGroupType lg;
Eigen::VectorXd lb(Eigen::VectorXd::Constant(jmodel.nq(),-1.));
Eigen::VectorXd ub(Eigen::VectorXd::Constant(jmodel.nq(), 1.));
Eigen::VectorXd q_random = lg.randomConfiguration(lb,ub);
Eigen::VectorXd v_random = Eigen::VectorXd::Random(jmodel.nv());
jmodel_mimic.calc(jdata_mimic,q_random,v_random);
pinocchio::Inertia::Matrix6 I(pinocchio::Inertia::Matrix6::Identity());
jmodel_mimic.calc_aba(jdata_mimic,I,false);
test(jdata_mimic);
}
template<typename JointData>
static void test(JointData & joint_data)
{
generic_test(joint_data,TEST_SERIALIZATION_FOLDER"/JointData","data");
}
};
BOOST_AUTO_TEST_CASE(test_multibody_joints_data_serialization)
{
using namespace pinocchio;
boost::mpl::for_each<JointModelVariant::types>(TestJointData());
}
BOOST_AUTO_TEST_CASE(test_model_serialization)
{
using namespace pinocchio;
Model model;
buildModels::humanoidRandom(model);
generic_test(model,TEST_SERIALIZATION_FOLDER"/Model","Model");
}
BOOST_AUTO_TEST_CASE(test_throw_extension)
{
using namespace pinocchio;
Model model;
buildModels::humanoidRandom(model);
const std::string & fake_filename = "this_is_a_fake_filename";
{
const std::string complete_filename = fake_filename + ".txt";
BOOST_REQUIRE_THROW(loadFromText(model,complete_filename),
std::invalid_argument);
}
saveToText(model,TEST_SERIALIZATION_FOLDER"/model.txt");
saveToXML(model,TEST_SERIALIZATION_FOLDER"/model.xml","model");
saveToBinary(model,TEST_SERIALIZATION_FOLDER"/model.bin");
{
const std::string complete_filename = fake_filename + ".txte";
BOOST_REQUIRE_THROW(loadFromText(model,complete_filename),
std::invalid_argument);
}
{
const std::string complete_filename = fake_filename + ".xmle";
BOOST_REQUIRE_THROW(loadFromXML(model,complete_filename,"model"),
std::invalid_argument);
}
{
const std::string complete_filename = fake_filename + ".bine";
BOOST_REQUIRE_THROW(loadFromBinary(model,complete_filename),
std::invalid_argument);
}
}
BOOST_AUTO_TEST_CASE(test_data_serialization)
{
using namespace pinocchio;
Model model;
buildModels::humanoidRandom(model);
Data data(model);
generic_test(data,TEST_SERIALIZATION_FOLDER"/Data","Data");
}
BOOST_AUTO_TEST_CASE(test_geometry_data_serialization)
{
using namespace pinocchio;
pinocchio::Model model;
pinocchio::buildModels::humanoid(model);
pinocchio::Data data(model);
#ifdef PINOCCHIO_WITH_HPP_FCL
pinocchio::GeometryModel geom_model;
pinocchio::buildModels::humanoidGeometries(model,geom_model);
pinocchio::GeometryData geom_data(geom_model);
const Eigen::VectorXd q = pinocchio::neutral(model);
pinocchio::forwardKinematics(model,data,q);
pinocchio::updateGeometryPlacements(model,data,geom_model,geom_data,q);
generic_test(geom_data,TEST_SERIALIZATION_FOLDER"/GeomData","GeomData");
#endif
}
BOOST_AUTO_TEST_SUITE_END()