/usr/share/sofa/tutorials/chainHybrid/Main.cpp is in sofa-tutorials 1.0~beta4-12.
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* SOFA, Simulation Open-Framework Architecture, version 1.0 beta 4 *
* (c) 2006-2009 MGH, INRIA, USTL, UJF, CNRS *
* *
* This program is free software; you can redistribute it and/or modify it *
* under the terms of the GNU General Public License as published by the Free *
* Software Foundation; either version 2 of the License, or (at your option) *
* any later version. *
* *
* This program is distributed in the hope that it will be useful, but WITHOUT *
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or *
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for *
* more details. *
* *
* You should have received a copy of the GNU General Public License along *
* with this program; if not, write to the Free Software Foundation, Inc., 51 *
* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
*******************************************************************************
* SOFA :: Applications *
* *
* Authors: M. Adam, J. Allard, B. Andre, P-J. Bensoussan, S. Cotin, C. Duriez,*
* H. Delingette, F. Falipou, F. Faure, S. Fonteneau, L. Heigeas, C. Mendoza, *
* M. Nesme, P. Neumann, J-P. de la Plata Alcade, F. Poyer and F. Roy *
* *
* Contact information: contact@sofa-framework.org *
******************************************************************************/
#include <sofa/helper/ArgumentParser.h>
#include <sofa/simulation/tree/TreeSimulation.h>
#include <sofa/component/contextobject/CoordinateSystem.h>
#include <sofa/helper/system/FileRepository.h>
#include <sofa/core/objectmodel/Context.h>
#include <sofa/gui/SofaGUI.h>
//Including components for collision detection
#include <sofa/component/collision/DefaultPipeline.h>
#include <sofa/component/collision/DefaultContactManager.h>
#include <sofa/component/collision/DefaultCollisionGroupManager.h>
#include <sofa/component/collision/BruteForceDetection.h>
#include <sofa/component/collision/NewProximityIntersection.h>
#include <sofa/component/collision/TriangleModel.h>
//Including component for topological description of the objects
#include <sofa/component/topology/MeshTopology.h>
#include <sofa/component/topology/RegularGridTopology.h>
#include <sofa/component/container/MeshLoader.h>
//Including Solvers
#include <sofa/component/odesolver/EulerImplicitSolver.h>
#include <sofa/component/linearsolver/CGLinearSolver.h>
#include <sofa/component/linearsolver/MatrixLinearSolver.h>
#include <sofa/component/visualmodel/OglModel.h>
#include <sofa/simulation/common/TransformationVisitor.h>
#include <sofa/helper/system/glut.h>
#include <sofa/helper/system/SetDirectory.h>
using sofa::component::visualmodel::OglModel;
using namespace sofa::simulation::tree;
using namespace sofa::component::collision;
using namespace sofa::component::topology;
using sofa::component::MeshLoader;
using sofa::component::odesolver::EulerImplicitSolver;
using sofa::component::linearsolver::CGLinearSolver;
using sofa::component::linearsolver::GraphScatteredMatrix;
using sofa::component::linearsolver::GraphScatteredVector;
typedef CGLinearSolver<GraphScatteredMatrix,GraphScatteredVector> CGLinearSolverGraph;
//Using double by default, if you have SOFA_FLOAT in use in you sofa-default.cfg, then it will be FLOAT.
#include <sofa/component/typedef/Sofa_typedef.h>
// ---------------------------------------------------------------------
// ---
// ---------------------------------------------------------------------
int main(int argc, char** argv)
{
glutInit(&argc,argv);
sofa::helper::parse("This is a SOFA application.")
(argc,argv);
sofa::gui::SofaGUI::Init(argv[0]);
// The graph root node
GNode* groot = new GNode;
groot->setName( "root" );
groot->setGravityInWorld( Coord3(0,0,-10) );
//Components for collision management
//------------------------------------
//--> adding collision pipeline
DefaultPipeline* collisionPipeline = new DefaultPipeline;
collisionPipeline->setName("Collision Pipeline");
groot->addObject(collisionPipeline);
//--> adding collision detection system
BruteForceDetection* detection = new BruteForceDetection;
detection->setName("Detection");
groot->addObject(detection);
//--> adding component to detection intersection of elements
NewProximityIntersection* detectionProximity = new NewProximityIntersection;
detectionProximity->setName("Proximity");
detectionProximity->setAlarmDistance(0.3); //warning distance
detectionProximity->setContactDistance(0.2); //min distance before setting a spring to create a repulsion
groot->addObject(detectionProximity);
//--> adding contact manager
DefaultContactManager* contactManager = new DefaultContactManager;
contactManager->setName("Contact Manager");
groot->addObject(contactManager);
//--> adding component to handle groups of collision.
DefaultCollisionGroupManager* collisionGroupManager = new DefaultCollisionGroupManager;
collisionGroupManager->setName("Collision Group Manager");
groot->addObject(collisionGroupManager);
//Elements of the scene
//------------------------------------
GNode* chain = new GNode("Chain",groot);
//************************************
//Torus Fixed
GNode* torusFixed = new GNode("Fixed",chain);
MeshLoader* loaderFixed = new MeshLoader;
loaderFixed->load(sofa::helper::system::DataRepository.getFile("mesh/torus_for_collision.obj").c_str());
torusFixed->addObject(loaderFixed);
MeshTopology* meshTorusFixed = new MeshTopology;
torusFixed->addObject(meshTorusFixed);
MechanicalObject3* dofFixed = new MechanicalObject3; dofFixed->setName("Fixed Object");
torusFixed->addObject(dofFixed);
TriangleModel* triangleFixed = new TriangleModel; triangleFixed->setName("Collision Fixed");
triangleFixed->setSimulated(false); //Not simulated, fixed object
triangleFixed->setMoving(false); //No extern events
torusFixed->addObject(triangleFixed);
OglModel* visualFixed = new OglModel;
visualFixed->setName("visual");
visualFixed->load(sofa::helper::system::DataRepository.getFile("mesh/torus.obj"),"","");
visualFixed->setColor("gray");
torusFixed->addObject(visualFixed);
//************************************
//Torus FEM
GNode* torusFEM = new GNode("FEM",chain);
EulerImplicitSolver* solverFEM = new EulerImplicitSolver;
CGLinearSolverGraph* linearFEM = new CGLinearSolverGraph;
solverFEM->setName("Euler Implicit");
solverFEM->f_rayleighStiffness.setValue(0.01);
solverFEM->f_rayleighMass.setValue(1);
solverFEM->setName("Conjugate Gradient");
linearFEM->f_maxIter.setValue(20); //iteration maxi for the CG
linearFEM->f_smallDenominatorThreshold.setValue(0.000001);
linearFEM->f_tolerance.setValue(0.001);
torusFEM->addObject(solverFEM);
torusFEM->addObject(linearFEM);
MeshLoader* loaderFEM = new MeshLoader;
loaderFEM->load(sofa::helper::system::DataRepository.getFile("mesh/torus_low_res.msh").c_str());
torusFEM->addObject(loaderFEM);
MeshTopology* meshTorusFEM = new MeshTopology;
torusFEM->addObject(meshTorusFEM);
MechanicalObject3* dofFEM = new MechanicalObject3; dofFEM->setName("FEM Object");
dofFEM->setTranslation(2.5,0,0);
dofFEM->setRotation(90,0,0);
torusFEM->addObject(dofFEM);
UniformMass3* uniMassFEM = new UniformMass3;
uniMassFEM->setTotalMass(5); //the whole object will have 5 as given mass
torusFEM->addObject(uniMassFEM);
TetrahedronFEMForceField3* tetraFEMFF = new TetrahedronFEMForceField3;
tetraFEMFF->setName("FEM");
tetraFEMFF->setComputeGlobalMatrix(false);
tetraFEMFF->setMethod("large");
tetraFEMFF->setPoissonRatio(0.3);
tetraFEMFF->setYoungModulus(1000);
torusFEM->addObject(tetraFEMFF);
//Node VISUAL
GNode* FEMVisualNode = new GNode("Visu",torusFEM);
OglModel* visualFEM = new OglModel;
visualFEM->setName("visual");
visualFEM->load(sofa::helper::system::DataRepository.getFile("mesh/torus.obj"),"","");
visualFEM->setColor("red");
visualFEM->setTranslation(2.5,0,0);
visualFEM->setRotation(90,0,0);
FEMVisualNode->addObject(visualFEM);
BarycentricMapping3_to_Ext3* mappingFEM = new BarycentricMapping3_to_Ext3(dofFEM, visualFEM);
mappingFEM->setName("Mapping Visual");
FEMVisualNode->addObject(mappingFEM);
//Node COLLISION
GNode* FEMCollisionNode = new GNode("Collision",torusFEM);
MeshLoader* loaderFEM_surf = new MeshLoader;
loaderFEM_surf->load(sofa::helper::system::DataRepository.getFile("mesh/torus_for_collision.obj").c_str());
FEMCollisionNode->addObject(loaderFEM_surf);
MeshTopology* meshTorusFEM_surf= new MeshTopology;
FEMCollisionNode->addObject(meshTorusFEM_surf);
MechanicalObject3* dofFEM_surf = new MechanicalObject3; dofFEM_surf->setName("Collision Object FEM");
dofFEM_surf->setTranslation(2.5,0,0);
dofFEM_surf->setRotation(90,0,0);
FEMCollisionNode->addObject(dofFEM_surf);
TriangleModel* triangleFEM = new TriangleModel;triangleFEM->setName("TriangleCollision FEM");
FEMCollisionNode->addObject(triangleFEM);
BarycentricMechanicalMapping3_to_3* mechaMappingFEM = new BarycentricMechanicalMapping3_to_3(dofFEM, dofFEM_surf);
FEMCollisionNode->addObject(mechaMappingFEM);
//************************************
//Torus Spring
GNode* torusSpring = new GNode("Spring",chain);
EulerImplicitSolver* solverSpring = new EulerImplicitSolver;
CGLinearSolverGraph* linearSpring = new CGLinearSolverGraph;
solverSpring->setName("Euler Implicit");
solverSpring->f_rayleighStiffness.setValue(0.01);
solverSpring->f_rayleighMass.setValue(1);
linearSpring->setName("Conjugate Gradient");
linearSpring->f_maxIter.setValue(20); //iteration maxi for the CG
linearSpring->f_smallDenominatorThreshold.setValue(0.000001);
linearSpring->f_tolerance.setValue(0.001);
torusSpring->addObject(solverSpring);
torusSpring->addObject(linearSpring);
MeshLoader* loaderSpring = new MeshLoader;
loaderSpring->load(sofa::helper::system::DataRepository.getFile("mesh/torus_low_res.msh").c_str());
torusSpring->addObject(loaderSpring);
loaderSpring->init();
MeshTopology* meshTorusSpring = new MeshTopology;
torusSpring->addObject(meshTorusSpring);
MechanicalObject3* dofSpring = new MechanicalObject3; dofSpring->setName("Spring Object");
dofSpring->setTranslation(5,0.0,0.0);
torusSpring->addObject(dofSpring);
UniformMass3* uniMassSpring = new UniformMass3;
uniMassSpring->setTotalMass(5); //the whole object will have 5 as given mass
torusSpring->addObject(uniMassSpring);
MeshSpringForceField3* springFF = new MeshSpringForceField3;
springFF->setName("Springs");
springFF->setStiffness(400);
springFF->setDamping(0);
torusSpring->addObject(springFF);
//Node VISUAL
GNode* SpringVisualNode = new GNode("Visu",torusSpring);
OglModel* visualSpring = new OglModel;
visualSpring->setName("visual");
visualSpring->load(sofa::helper::system::DataRepository.getFile("mesh/torus.obj"),"","");
visualSpring->setColor("green");
visualSpring->setTranslation(5,0.0,0.0);
SpringVisualNode->addObject(visualSpring);
BarycentricMapping3_to_Ext3* mappingSpring = new BarycentricMapping3_to_Ext3(dofSpring, visualSpring);
mappingSpring->setName("Mapping Visual");
SpringVisualNode->addObject(mappingSpring);
//Node COLLISION
GNode* SpringCollisionNode = new GNode("Collision",torusSpring);
MeshLoader* loaderSpring_surf = new MeshLoader;
loaderSpring_surf->load(sofa::helper::system::DataRepository.getFile("mesh/torus_for_collision.obj").c_str());
SpringCollisionNode->addObject(loaderSpring_surf);
MeshTopology* meshTorusSpring_surf= new MeshTopology;
SpringCollisionNode->addObject(meshTorusSpring_surf);
MechanicalObject3* dofSpring_surf = new MechanicalObject3; dofSpring_surf->setName("Collision Object Spring");
dofSpring_surf->setTranslation(5,0.0,0.0);
SpringCollisionNode->addObject(dofSpring_surf);
TriangleModel* triangleSpring = new TriangleModel; triangleSpring->setName("TriangleCollision Spring");
SpringCollisionNode->addObject(triangleSpring);
BarycentricMechanicalMapping3_to_3* mechaMappingSpring = new BarycentricMechanicalMapping3_to_3(dofSpring, dofSpring_surf);
SpringCollisionNode->addObject(mechaMappingSpring);
//************************************
//Torus FFD
GNode* torusFFD = new GNode("FFD",chain);
EulerImplicitSolver* solverFFD = new EulerImplicitSolver;
CGLinearSolverGraph* linearFFD = new CGLinearSolverGraph;
solverFFD->setName("Euler Implicit");
solverFFD->f_rayleighStiffness.setValue(0.01);
solverFFD->f_rayleighMass.setValue(1);
linearFFD->setName("Conjugate Gradient");
linearFFD->f_maxIter.setValue(20); //iteration maxi for the CG
linearFFD->f_smallDenominatorThreshold.setValue(0.000001);
linearFFD->f_tolerance.setValue(0.001);
torusFFD->addObject(solverFFD);
torusFFD->addObject(linearFFD);
MechanicalObject3* dofFFD = new MechanicalObject3; dofFFD->setName("FFD Object");
dofFFD->setTranslation(7.5,0,0);
dofFFD->setRotation(90,0,0);
torusFFD->addObject(dofFFD);
UniformMass3* uniMassFFD = new UniformMass3;
uniMassFFD->setTotalMass(5); //the whole object will have 5 as given mass
torusFFD->addObject(uniMassFFD);
RegularGridTopology* gridTopo = new RegularGridTopology(6,2,5); //dimension of the grid
gridTopo->setPos(
-2.5,2.5, //Xmin, Xmax
-0.5,0.5, //Ymin, Ymax
-2,2 //Zmin, Zmax
);
torusFFD->addObject(gridTopo);
RegularGridSpringForceField3* FFDFF = new RegularGridSpringForceField3;
FFDFF->setName("Springs FFD");
FFDFF->setStiffness(200);
FFDFF->setDamping(0);
torusFFD->addObject(FFDFF);
//Node VISUAL
GNode* FFDVisualNode = new GNode("Visu",torusFFD);
OglModel* visualFFD = new OglModel;
visualFFD->setName("visual");
visualFFD->load(sofa::helper::system::DataRepository.getFile("mesh/torus.obj"),"","");
visualFFD->setColor("yellow");
visualFFD->setTranslation(7.5,0,0);
FFDVisualNode->addObject(visualFFD);
BarycentricMapping3_to_Ext3* mappingFFD = new BarycentricMapping3_to_Ext3(dofFFD, visualFFD);
mappingFFD->setName("Mapping Visual");
FFDVisualNode->addObject(mappingFFD);
//Node COLLISION
GNode* FFDCollisionNode = new GNode("Collision",torusFFD);
MeshLoader* loaderFFD_surf = new MeshLoader;
loaderFFD_surf->load(sofa::helper::system::DataRepository.getFile("mesh/torus_for_collision.obj").c_str());
FFDCollisionNode->addObject(loaderFFD_surf);
MeshTopology* meshTorusFFD_surf= new MeshTopology;
FFDCollisionNode->addObject(meshTorusFFD_surf);
MechanicalObject3* dofFFD_surf = new MechanicalObject3; dofFFD_surf->setName("Collision Object FFD");
dofFFD_surf->setTranslation(7.5,0,0);
FFDCollisionNode->addObject(dofFFD_surf);
TriangleModel* triangleFFD = new TriangleModel; triangleFFD->setName("TriangleCollision FFD");
FFDCollisionNode->addObject(triangleFFD);
BarycentricMechanicalMapping3_to_3* mechaMappingFFD = new BarycentricMechanicalMapping3_to_3(dofFFD, dofFFD_surf);
FFDCollisionNode->addObject(mechaMappingFFD);
//************************************
//Torus Rigid
GNode* torusRigid = new GNode("Rigid",chain);
EulerImplicitSolver* solverRigid = new EulerImplicitSolver;
CGLinearSolverGraph* linearRigid = new CGLinearSolverGraph;
solverRigid->setName("Euler Implicit");
solverRigid->f_rayleighStiffness.setValue(0.01);
solverRigid->f_rayleighMass.setValue(1);
solverRigid->setName("Conjugate Gradient");
linearRigid->f_maxIter.setValue(20); //iteration maxi for the CG
linearRigid->f_smallDenominatorThreshold.setValue(0.000001);
linearRigid->f_tolerance.setValue(0.001);
torusRigid->addObject(solverRigid);
torusRigid->addObject(linearRigid);
MechanicalObjectRigid3* dofRigid = new MechanicalObjectRigid3; dofRigid->setName("Rigid Object");
dofRigid->setTranslation(10,0,0);
torusRigid->addObject(dofRigid);
UniformMassRigid3* uniMassRigid = new UniformMassRigid3;
uniMassRigid->setTotalMass(1); //the whole object will have 5 as given mass
torusRigid->addObject(uniMassRigid);
//Node VISUAL
GNode* RigidVisualNode = new GNode("Visu", torusRigid);
OglModel* visualRigid = new OglModel;
visualRigid->setName("visual");
visualRigid->load(sofa::helper::system::DataRepository.getFile("mesh/torus.obj"),"","");
visualRigid->setColor("gray");
RigidVisualNode->addObject(visualRigid);
RigidMappingRigid3_to_Ext3* mappingRigid = new RigidMappingRigid3_to_Ext3(dofRigid, visualRigid);
mappingRigid->setName("Mapping Visual");
RigidVisualNode->addObject(mappingRigid);
//Node COLLISION
GNode* RigidCollisionNode = new GNode("Collision", torusRigid);
MeshLoader* loaderRigid_surf = new MeshLoader;
loaderRigid_surf->load(sofa::helper::system::DataRepository.getFile("mesh/torus_for_collision.obj").c_str());
RigidCollisionNode->addObject(loaderRigid_surf);
MeshTopology* meshTorusRigid_surf= new MeshTopology;
RigidCollisionNode->addObject(meshTorusRigid_surf);
MechanicalObject3* dofRigid_surf = new MechanicalObject3; dofRigid_surf->setName("Collision Object Rigid");
RigidCollisionNode->addObject(dofRigid_surf);
TriangleModel* triangleRigid = new TriangleModel; triangleRigid->setName("TriangleCollision Rigid");
RigidCollisionNode->addObject(triangleRigid);
RigidMechanicalMappingRigid3_to_3* mechaMappingRigid = new RigidMechanicalMappingRigid3_to_3(dofRigid, dofRigid_surf);
RigidCollisionNode->addObject(mechaMappingRigid);
groot->setAnimate(false);
getSimulation()->init(groot);
//=======================================
// Run the main loop
sofa::gui::SofaGUI::MainLoop(groot);
return 0;
}
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