101 lines
3.2 KiB
C++
101 lines
3.2 KiB
C++
#include "rbdl/rbdl.h"
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#include "rbdl/rbdl_utils.h"
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#include "luamodel.h"
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#include <iostream>
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#include <iomanip>
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#include <sstream>
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using namespace std;
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using namespace RigidBodyDynamics::Math;
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void usage (const char* argv_0) {
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cerr << "Usage: " << argv_0 << "[-v] [-m] [-d] <model.lua>" << endl;
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cerr << " -v | --verbose enable additional output" << endl;
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cerr << " -d | --dof-overview print an overview of the degress of freedom" << endl;
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cerr << " -m | --model-hierarchy print the hierarchy of the model" << endl;
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cerr << " -o | --body-origins print the origins of all bodies that have names" << endl;
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cerr << " -c | --center_of_mass print center of mass for bodies and full model" << endl;
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cerr << " -h | --help print this help" << endl;
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exit (1);
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}
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int main (int argc, char *argv[]) {
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if (argc < 2 || argc > 4) {
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usage(argv[0]);
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}
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bool verbose = false;
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bool dof_overview = false;
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bool model_hierarchy = false;
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bool body_origins = false;
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bool center_of_mass = false;
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string filename = argv[1];
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for (int i = 1; i < argc; i++) {
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if (string(argv[i]) == "-v" || string (argv[i]) == "--verbose")
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verbose = true;
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else if (string(argv[i]) == "-d" || string (argv[i]) == "--dof-overview")
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dof_overview = true;
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else if (string(argv[i]) == "-m" || string (argv[i]) == "--model-hierarchy")
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model_hierarchy = true;
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else if (string(argv[i]) == "-o" || string (argv[i]) == "--body-origins")
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body_origins = true;
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else if (string(argv[i]) == "-c" || string (argv[i]) == "--center-of-mass")
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center_of_mass = true;
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else if (string(argv[i]) == "-h" || string (argv[i]) == "--help")
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usage(argv[0]);
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else
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filename = argv[i];
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}
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RigidBodyDynamics::Model model;
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if (!RigidBodyDynamics::Addons::LuaModelReadFromFile(filename.c_str(), &model, verbose)) {
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cerr << "Loading of lua model failed!" << endl;
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return -1;
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}
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cout << "Model loading successful!" << endl;
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if (dof_overview) {
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cout << "Degree of freedom overview:" << endl;
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cout << RigidBodyDynamics::Utils::GetModelDOFOverview(model);
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}
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if (model_hierarchy) {
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cout << "Model Hierarchy:" << endl;
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cout << RigidBodyDynamics::Utils::GetModelHierarchy (model);
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}
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if (body_origins) {
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cout << "Body Origins:" << endl;
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cout << RigidBodyDynamics::Utils::GetNamedBodyOriginsOverview(model);
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}
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if (center_of_mass) {
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VectorNd q_zero (VectorNd::Zero (model.q_size));
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VectorNd qdot_zero (VectorNd::Zero (model.qdot_size));
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RigidBodyDynamics::UpdateKinematics (model, q_zero, qdot_zero, qdot_zero);
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for (unsigned int i = 1; i < model.mBodies.size(); i++) {
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if (model.mBodies[i].mIsVirtual)
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continue;
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SpatialRigidBodyInertia rbi_base = model.X_base[i].apply(model.I[i]);
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Vector3d body_com = rbi_base.h / rbi_base.m;
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cout << setw(12) << model.GetBodyName (i) << ": " << setw(10) << body_com.transpose() << endl;
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}
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Vector3d model_com;
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double mass;
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RigidBodyDynamics::Utils::CalcCenterOfMass (model, q_zero, qdot_zero, mass, model_com);
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cout << setw(14) << "Model COM: " << setw(10) << model_com.transpose() << endl;
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cout << setw(14) << "Model mass: " << mass << endl;
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}
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return 0;
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}
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