Пример #1
0
void
MaterialStageParameter::setDomain(Domain *theDomain)  
{
  Element *theEle;
  ElementIter &theEles = theDomain->getElements();

  int theResult = -1;

  const char *theString[2];// = new const char*[2];
  char parameterName[21];
  char materialIdTag[10];
  sprintf(parameterName,"updateMaterialStage");
  sprintf(materialIdTag,"%d",theMaterialTag);
  theString[0] = parameterName;
  theString[1] = materialIdTag;

  // note because of the way this parameter is updated only need to find one in the domain
  while (((theEle = theEles()) != 0) && (theResult == -1)) {
    theResult = theEle->setParameter(theString, 2, *this);
  }

  if (theResult == -1)
    opserr << "WARNING: MaterialStageParameter::setDomain() - no effect with material tag " << theMaterialTag << endln;

  theResult = 0;

  return;
}
Пример #2
0
int AlphaOSGeneralized::formElementResidual(void)
{
    // calculate Residual Force
    AnalysisModel *theModel = this->getAnalysisModel();
    LinearSOE *theSOE = this->getLinearSOE();
    
    // loop through the FE_Elements and add the residual
    FE_Element *elePtr;
    FE_EleIter &theEles = theModel->getFEs();
    while((elePtr = theEles()) != 0)  {
        if (theSOE->addB(elePtr->getResidual(this), elePtr->getID()) < 0)  {
            opserr << "WARNING AlphaOSGeneralized::formElementResidual -";
            opserr << " failed in addB for ID " << elePtr->getID();
            return -1;
        }
        if (alphaF < 1.0)  {
            if (statusFlag == CURRENT_TANGENT)  {
                if (theSOE->addB(elePtr->getK_Force(*Ut-*Upt), elePtr->getID(), alphaF-1.0) < 0)  {
                    opserr << "WARNING AlphaOSGeneralized::formElementResidual -";
                    opserr << " failed in addB for ID " << elePtr->getID();
                    return -2;
                }
            } else if (statusFlag == INITIAL_TANGENT)  {
                if (theSOE->addB(elePtr->getKi_Force(*Ut-*Upt), elePtr->getID(), alphaF-1.0) < 0)  {
                    opserr << "WARNING AlphaOSGeneralized::formElementResidual -";
                    opserr << " failed in addB for ID " << elePtr->getID();
                    return -2;
                }
            }
        }
    }

    return 0;
}
Пример #3
0
void
BandArpackSolver::myMv(int n, double *v, double *result)
{
    Vector x(v, n);
    Vector y(result,n);

    y.Zero();
    AnalysisModel *theAnalysisModel = theSOE->theModel;

    // loop over the FE_Elements
    FE_Element *elePtr;
    FE_EleIter &theEles = theAnalysisModel->getFEs();    
    while((elePtr = theEles()) != 0) {
      const Vector &b = elePtr->getM_Force(x, 1.0);
      y.Assemble(b, elePtr->getID(), 1.0);
    }

    // loop over the DOF_Groups
    DOF_Group *dofPtr;
    DOF_GrpIter &theDofs = theAnalysisModel->getDOFs();
    Integrator *theIntegrator = 0;
    while ((dofPtr = theDofs()) != 0) {
      const Vector &a = dofPtr->getM_Force(x,1.0);      
      y.Assemble(a,dofPtr->getID(),1.0);
    }
}
Пример #4
0
void XC::MatParameter::setDomain(Domain *theDomain)  
{
  Element *theEle;
  ElementIter &theEles = theDomain->getElements();

  int theResult = -1;

  
    std::vector<std::string> theString; 
  char materialIdTag[10];
  sprintf(materialIdTag,"%d",theMaterialTag);
  theString[0] = theParameterName;
  theString[1] = materialIdTag;

  // note because of the way this parameter is updated only need to find one in the domain
  while((theEle = theEles()) != 0)
    {
      int result = theEle->setParameter(theString,*this);
      if(result != -1)
	theResult = result;
    }
	
  if(theResult == -1) 
    std::cerr << "MatParameter::setDomain(Domain *theDomain) - NO RESULT\n";
  }
Пример #5
0
int 
IncrementalIntegrator::doMv(const Vector &v, Vector &res) {

  int n = v.Size();
  if (isDiagonal == true) {
    for (int i=0; i<n; i++)
      res[i] = diagMass[i]*v[i];
    return 0;
  }

  res.Zero();

  // loop over the FE_Elements
  FE_Element *elePtr;
  FE_EleIter &theEles = theAnalysisModel->getFEs();    
  while((elePtr = theEles()) != 0) {
    const Vector &b = elePtr->getM_Force(v, 1.0);
    res.Assemble(b, elePtr->getID(), 1.0);
  }

  // loop over the DOF_Groups
  DOF_Group *dofPtr;
  DOF_GrpIter &theDofs = theAnalysisModel->getDOFs();
  while ((dofPtr = theDofs()) != 0) {
    const Vector &a = dofPtr->getM_Force(v, 1.0);      
    res.Assemble(a, dofPtr->getID(), 1.0);
  }
  return 0;
}
Пример #6
0
char *theElementsToJson(char *strptr) {
    ElementIter &theEles = theDomain.getElements();
    Element *theEle;
    const ID *nids = NULL;
    char buffer[40];
    int size;
    int ne = theDomain.getNumElements();
    int j, eid;

    sprintf(buffer, "\"theElements\":{");
    strcat(strptr, buffer);
    j = 0;
    while ((theEle = theEles()) != 0) {
        j++;
        nids = &(theEle->getExternalNodes());
        eid = theEle->getTag();
        size = nids->Size();
        sprintf(buffer, "\"%d\":", eid);
        strcat(strptr, buffer);
        strcat(strptr, theEle->toJSON());
        if (j < ne) {
            strcat(strptr, ",");
        }
    }
    strcat(strptr, "}");
    return strptr;
}
Пример #7
0
int 
PFEMIntegrator::commitSensitivity(int gradNum, int numGrads)
{

    // Loop through the FE_Elements and set unconditional sensitivities
    AnalysisModel *theAnalysisModel = this->getAnalysisModel();
    FE_Element *elePtr;
    FE_EleIter &theEles = theAnalysisModel->getFEs();    
    while((elePtr = theEles()) != 0) {
        elePtr->commitSensitivity(gradNum, numGrads);
    }

    return 0;
}
Пример #8
0
int OPS_PFEMElement2D(Domain& theDomain, const ID& elenodes, ID& eletags)
{
    int numdata = OPS_GetNumRemainingInputArgs();
    if(numdata < 4) {
	opserr<<"WARNING: insufficient number of arguments\n";
	return 0;
    }

    // rho, mu, b1, b2, (thickness, kappa, lumped)
    numdata = OPS_GetNumRemainingInputArgs();
    if(numdata > 7) numdata = 7;
    double data[7] = {0,0,0,0,1.0,-1,1};
    if(OPS_GetDoubleInput(&numdata,data) < 0) return 0;

    // create elements
    ElementIter& theEles = theDomain.getElements();
    Element* theEle = theEles();
    int currTag = 0;
    if (theEle != 0) {
	currTag = theEle->getTag();
    }

    eletags.resize(elenodes.Size()/3);

    for (int i=0; i<eletags.Size(); i++) {
	theEle = new PFEMElement2D(--currTag,elenodes(3*i),elenodes(3*i+1),elenodes(3*i+2),
				   data[0],data[1],data[2],data[3],data[4],data[5],data[6]);
	if (theEle == 0) {
	    opserr<<"WARNING: run out of memory for creating element\n";
	    return -1;
	}
	if (theDomain.addElement(theEle) == false) {
	    opserr<<"WARNING: failed to add element to domain\n";
	    delete theEle;
	    return -1;
	}
	eletags(i) = currTag;
    }

    return 0;
}
Пример #9
0
int 
DirectIntegrationAnalysis::eigen(int numMode, bool generalized)
{
    if (theAnalysisModel == 0 || theEigenSOE == 0) {
      opserr << "WARNING DirectIntegrationAnalysis::eigen() - no EigenSOE has been set\n";
      return -1;
    }

    int result = 0;
    Domain *the_Domain = this->getDomainPtr();

    result = theAnalysisModel->eigenAnalysis(numMode, generalized);

    int stamp = the_Domain->hasDomainChanged();

    if (stamp != domainStamp) {
      domainStamp = stamp;
      
      result = this->domainChanged();
      
      if (result < 0) {
	opserr << "DirectIntegrationAnalysis::eigen() - domainChanged failed";
	return -1;
      }	
    }

    //
    // zero A and M
    //
    theEigenSOE->zeroA();
    theEigenSOE->zeroM();

    //
    // form K
    //

    FE_EleIter &theEles = theAnalysisModel->getFEs();    
    FE_Element *elePtr;

    while((elePtr = theEles()) != 0) {
      elePtr->zeroTangent();
      elePtr->addKtToTang(1.0);
      if (theEigenSOE->addA(elePtr->getTangent(0), elePtr->getID()) < 0) {
	opserr << "WARNING DirectIntegrationAnalysis::eigen() -";
	opserr << " failed in addA for ID " << elePtr->getID();	    
	result = -2;
      }
    }

    //
    // if generalized is true, form M
    //

    if (generalized == true) {
      int result = 0;
      FE_EleIter &theEles2 = theAnalysisModel->getFEs();    
      while((elePtr = theEles2()) != 0) {     
	elePtr->zeroTangent();
	elePtr->addMtoTang(1.0);
	if (theEigenSOE->addM(elePtr->getTangent(0), elePtr->getID()) < 0) {
	  opserr << "WARNING DirectIntegrationAnalysis::eigen() -";
	  opserr << " failed in addA for ID " << elePtr->getID();	    
	  result = -2;
	}
      }
      
      DOF_Group *dofPtr;
      DOF_GrpIter &theDofs = theAnalysisModel->getDOFs();    
      while((dofPtr = theDofs()) != 0) {
	dofPtr->zeroTangent();
	dofPtr->addMtoTang(1.0);
	if (theEigenSOE->addM(dofPtr->getTangent(0),dofPtr->getID()) < 0) {
	  opserr << "WARNING DirectIntegrationAnalysis::eigen() -";
	  opserr << " failed in addM for ID " << dofPtr->getID();	    
	  result = -3;
	}
      }
    }
    
    // 
    // solve for the eigen values & vectors
    //

    if (theEigenSOE->solve(numMode, generalized) < 0) {
	opserr << "WARNING DirectIntegrationAnalysis::eigen() - EigenSOE failed in solve()\n";
	return -4;
    }

    //
    // now set the eigenvalues and eigenvectors in the model
    //

    theAnalysisModel->setNumEigenvectors(numMode);
    Vector theEigenvalues(numMode);
    for (int i = 1; i <= numMode; i++) {
      theEigenvalues[i-1] = theEigenSOE->getEigenvalue(i);
      theAnalysisModel->setEigenvector(i, theEigenSOE->getEigenvector(i));
    }    
    theAnalysisModel->setEigenvalues(theEigenvalues);
    
    return 0;
}
Пример #10
0
int OPS_ElasticBeam2d(Domain& theDomain, const ID& elenodes, ID& eletags)
{
    if(OPS_GetNumRemainingInputArgs() < 4) {
	opserr<<"insufficient arguments:A,E,Iz,transfTag\n";
	return -1;
    }

    // inputs: 
    double data[3];
    int numData = 3;
    if(OPS_GetDoubleInput(&numData,&data[0]) < 0) return -1;

    numData = 1;
    int transfTag;
    if(OPS_GetIntInput(&numData,&transfTag) < 0) return -1;
    
    // options
    double mass = 0.0, alpha=0.0, depth=0.0;
    int cMass = 0;
    while(OPS_GetNumRemainingInputArgs() > 0) {
	std::string type = OPS_GetString();
	if(type == "-alpha") {
	    if(OPS_GetNumRemainingInputArgs() > 0) {
		if(OPS_GetDoubleInput(&numData,&alpha) < 0) return -1;
	    }
	} else if(type == "-depth") {
	    if(OPS_GetNumRemainingInputArgs() > 0) {
		if(OPS_GetDoubleInput(&numData,&depth) < 0) return -1;
	    }

	} else if(type == "-mass") {
	    if(OPS_GetNumRemainingInputArgs() > 0) {
		if(OPS_GetDoubleInput(&numData,&mass) < 0) return -1;
	    }
	} else if(type == "-cMass") {
	    cMass = 1;
	}
    }

    // check transf
    CrdTransf* theTransf = OPS_getCrdTransf(transfTag);
    if(theTransf == 0) {
	opserr<<"coord transfomration not found\n";
	return -1;
    }

    // create elements
    ElementIter& theEles = theDomain.getElements();
    Element* theEle = theEles();
    int currTag = 0;
    if (theEle != 0) {
	currTag = theEle->getTag();
    }
    eletags.resize(elenodes.Size()/2);
    for (int i=0; i<elenodes.Size()/2; i++) {
	theEle = new ElasticBeam2d(--currTag,data[0],data[1],data[2],elenodes(2*i),elenodes(2*i+1),
				   *theTransf,alpha,depth,mass,cMass);
	if (theEle == 0) {
	    opserr<<"WARING: run out of memory for creating element\n";
	    return -1;
	}
	if (theDomain.addElement(theEle) == false) {
	    opserr<<"WARNING: failed to add element to domain\n";
	    delete theEle;
	    return -1;
	}
	eletags(i) = currTag;
    }

    return 0;
}
Пример #11
0
void
ArpackSolver::myMv(int n, double *v, double *result)
{
  Vector x(v, n);
  Vector y(result,n);
    
  bool mDiagonal = theArpackSOE->mDiagonal;

  if (mDiagonal == true) {

    int Msize = theArpackSOE->Msize;
    double *M = theArpackSOE->M;

    /* for output
    DataFileStream dataStream("M.txt");
    dataStream.open();
    for (int i=0; i<n; i++)
      dataStream << M[i] << endln;
    dataStream.close();
    */

    if (n <= Msize) {
      for (int i=0; i<n; i++)
	result[i] = M[i]*v[i];
    } else {
      opserr << "ArpackSolver::myMv() n > Msize!\n";
      return;
    }

  } else {

    y.Zero();

    AnalysisModel *theAnalysisModel = theArpackSOE->theModel;
    
    // loop over the FE_Elements
    FE_Element *elePtr;
    FE_EleIter &theEles = theAnalysisModel->getFEs();    
    while((elePtr = theEles()) != 0) {
      const Vector &b = elePtr->getM_Force(x, 1.0);
      y.Assemble(b, elePtr->getID(), 1.0);

    }

    // loop over the DOF_Groups
    DOF_Group *dofPtr;
    DOF_GrpIter &theDofs = theAnalysisModel->getDOFs();
    while ((dofPtr = theDofs()) != 0) {
      const Vector &a = dofPtr->getM_Force(x,1.0);      
      y.Assemble(a, dofPtr->getID(), 1.0);
    }
  }

  // if paallel we have to merge the results
  int processID = theArpackSOE->processID;
  if (processID != -1) {
    Channel **theChannels = theArpackSOE->theChannels;
    int numChannels = theArpackSOE->numChannels;
    if (processID != 0) {
      theChannels[0]->sendVector(0, 0, y);
      theChannels[0]->recvVector(0, 0, y);
    } else {
      Vector other(workArea, n);
      // recv contribution from remote & add
      for (int i=0; i<numChannels; i++) {
	theChannels[i]->recvVector(0,0,other);
	y += other;
      }
      // send result back
      for (int i=0; i<numChannels; i++) {
	theChannels[i]->sendVector(0,0,y);
      }
    }
  }
}
Пример #12
0
int 
MeshRegion::setNodes(const ID &theNods)
{
  // destroy the old lists
  if (theNodes != 0)
    delete theNodes;
  if (theElements != 0)
    delete theElements;

  //
  // create new element & node lists
  //

  // create empty lists
  Domain *theDomain = this->getDomain();
  if (theDomain == 0) {
    opserr << "MeshRegion::setNodes() - no domain yet set\n";
    return -1;
  }

  int numNodes = theNods.Size();
  theNodes = new ID(0, numNodes);
  theElements = new ID(0, numNodes);
  if (theNodes == 0 || theElements == 0) {
    opserr << "MeshRegion::setElements() - ran out of memory\n";
    return -1;
  }

  // add nodes to the node list if in the domain
  int loc = 0;
  for (int i=0; i<numNodes; i++) {
    int nodeTag = theNods(i);
    Node *theNode = theDomain->getNode(nodeTag);
    if (theNode != 0) {
      if (theNodes->getLocation(nodeTag) < 0)
	(*theNodes)[loc++] = nodeTag;      
    }
  }

  // now loop over the ele to create the ele list
  // NOTE - ele added to list if all it's nodes are in the region
  loc = 0;

  ElementIter &theEles = theDomain->getElements();
  Element *theEle;

  // loop over all ele
  while ((theEle = theEles()) != 0) {

    int eleTag = theEle->getTag();
    
    // check to see if all external nodes in node list
    bool in = true;
    const ID &theEleNodes = theEle->getExternalNodes();
    int numNodes = theEleNodes.Size();

    for (int i=0; i<numNodes; i++) {
      int nodeTag = theEleNodes(i);
      if (theNodes->getLocation(nodeTag) < 0) {
	in = false;
	i = numNodes;
      }
    }
    
    // if they are all in the node list add the ele to ele list
    if (in == true) 
      (*theElements)[loc++] = eleTag;
  }

  return 0;
}
Пример #13
0
int OPS_Tri31(Domain& theDomain, const ID& elenodes, ID& eletags)
{
    // get inputs
    int numRemainingInputArgs = OPS_GetNumRemainingInputArgs();
    if (numRemainingInputArgs < 3) {
	opserr << "Invalid #args, want: thk? type? matTag? <pressure? rho? b1? b2?>\n";
	return -1;
    }

    int matID;
    double thk;
    char *theType;
    double dData[4];
    dData[0] = 0.0;
    dData[1] = 0.0;
    dData[2] = 0.0;
    dData[3] = 0.0;
 
    int numData = 1;
    if (OPS_GetDoubleInput(&numData, &thk) != 0) {
	opserr << "WARNING invalid thickness data: element Tri31 \n";
	return -1;
    }

    theType = (char*)OPS_GetString();
  
    numData = 1;
    if (OPS_GetIntInput(&numData, &matID) != 0) {
	opserr << "WARNING invalid integer data: element Tri31\n";
	return -1;
    }
  
    NDMaterial *theMaterial = OPS_getNDMaterial(matID);
    if (theMaterial == 0) {
	opserr << "WARNING element Tri31 \n";
	opserr << " Material: " << matID << "not found\n";
	return -1;
    }
  
    if (OPS_GetNumRemainingInputArgs() >= 4) {
	numData = 4;
	if (OPS_GetDoubleInput(&numData, &dData[0]) != 0) {
	    opserr << "WARNING invalid optional data: element Tri31\n";
	    return -1;
	}
    }

    // create elements
    ElementIter& theEles = theDomain.getElements();
    Element* theEle = theEles();
    int currTag = 0;
    if (theEle != 0) {
	currTag = theEle->getTag();
    }

    eletags.resize(elenodes.Size()/3);

    for (int i=0; i<eletags.Size(); i++) {
	theEle = new Tri31(--currTag,elenodes(3*i),elenodes(3*i+1),elenodes(3*i+2),
			   *theMaterial, theType, thk,
			   dData[0], dData[1], dData[2], dData[3]);
	if (theEle == 0) {
	    opserr<<"WARNING: run out of memory for creating element\n";
	    return -1;
	}
	if (theDomain.addElement(theEle) == false) {
	    opserr<<"WARNING: failed to add element to domain\n";
	    delete theEle;
	    return -1;
	}
	eletags(i) = currTag;
    }
  
    return 0;
}
Пример #14
0
int 
PFEMIntegrator::formSensitivityRHS(int passedGradNumber)
{
    sensitivityFlag = 1;


    // Set a couple of data members
    gradNumber = passedGradNumber;

    // Get pointer to the SOE
    LinearSOE *theSOE = this->getLinearSOE();


    // Get the analysis model
    AnalysisModel *theModel = this->getAnalysisModel();



    // Randomness in external load (including randomness in time series)
    // Get domain
    Domain *theDomain = theModel->getDomainPtr();

    // Loop through nodes to zero the unbalaced load
    Node *nodePtr;
    NodeIter &theNodeIter = theDomain->getNodes();
    while ((nodePtr = theNodeIter()) != 0)
	nodePtr->zeroUnbalancedLoad();


    // Loop through load patterns to add external load sensitivity
    LoadPattern *loadPatternPtr;
    LoadPatternIter &thePatterns = theDomain->getLoadPatterns();
    double time;
    while((loadPatternPtr = thePatterns()) != 0) {
        time = theDomain->getCurrentTime();
        loadPatternPtr->applyLoadSensitivity(time);
    }


    // Randomness in element/material contributions
    // Loop through FE elements
    FE_Element *elePtr;
    FE_EleIter &theEles = theModel->getFEs();    
    while((elePtr = theEles()) != 0) {
        theSOE->addB(  elePtr->getResidual(this),  elePtr->getID()  );
    }


    // Loop through DOF groups (IT IS IMPORTANT THAT THIS IS DONE LAST!)
    DOF_Group *dofPtr;
    DOF_GrpIter &theDOFs = theModel->getDOFs();
    while((dofPtr = theDOFs()) != 0) {
        theSOE->addB(  dofPtr->getUnbalance(this),  dofPtr->getID()  );
    }


    // Reset the sensitivity flag
    sensitivityFlag = 0;

    return 0;
}