Method addElement

DEVELOPER/core/Domain.cpp:412–459

bool
Domain::addElement(Element *element)
{
  int eleTag = element->getTag();
  ops_TheActiveElement = element;

  // check all the elements nodes exist in the domain
  const ID &nodes = element->getExternalNodes();
  int numDOF = 0;
  for (int i=0; i<nodes.Size(); i++) {
      int nodeTag = nodes(i);
      Node *nodePtr = this->getNode(nodeTag);
      if (nodePtr == 0) {
	opserr << "WARNING Domain::addElement - In element " << eleTag;
	  opserr << "\n no Node " << nodeTag << " exists in the domain\n";
	  return false;
      }
      numDOF += nodePtr->getNumberDOF();
  }   

  // check if an Element with a similar tag already exists in the Domain
  TaggedObject *other = theElements->getComponentPtr(eleTag);
  if (other != 0) {
    opserr << "Domain::addElement - element with tag " << eleTag << "already exists in model\n"; 
    return false;
  }

  // add the element to the container object for the elements
  bool result = theElements->addComponent(element);
  if (result == true) {
    element->setDomain(this);
    element->update();
    // finally check the ele has correct number of dof
#ifdef _G3DEBUG
    if (numDOF != element->getNumDOF()) { 
      
      opserr << "Domain::addElement - element " << eleTag << " - #DOF does not match with number at nodes\n";
      theElements->removeComponent(eleTag);
      return false;
    }
#endif      
    // mark the Domain as having been changed
    this->domainChange();
  } else 
    opserr << "Domain::addElement - element " << eleTag << "could not be added to container\n";      

  return result;
}