Method domainChanged

SRC/analysis/analysis/StaticAnalysis.cpp:359–450

}

int
StaticAnalysis::domainChanged(void)
{
    int result = 0;

    Domain *the_Domain = this->getDomainPtr();
    int stamp = the_Domain->hasDomainChanged();
    domainStamp = stamp;

    // Timer theTimer; theTimer.start();
    // opserr << "StaticAnalysis::domainChanged(void)\n";

    theAnalysisModel->clearAll();    
    theConstraintHandler->clearAll();

    // theTimer.pause(); 
    // cout <<  "StaticAnalysis::clearAll() " << theTimer.getReal();
    // cout << theTimer.getCPU() << endln;
    // theTimer.start();    

    // now we invoke handle() on the constraint handler which
    // causes the creation of FE_Element and DOF_Group objects
    // and their addition to the AnalysisModel.

    result = theConstraintHandler->handle();
    if (result < 0) {
	opserr << "StaticAnalysis::handle() - ";
	opserr << "ConstraintHandler::handle() failed";
	return -1;
    }

    // we now invoke number() on the numberer which causes
    // equation numbers to be assigned to all the DOFs in the
    // AnalysisModel.

    result = theDOF_Numberer->numberDOF();
    if (result < 0) {
	opserr << "StaticAnalysis::handle() - ";
	opserr << "DOF_Numberer::numberDOF() failed";
	return -2;
    }	    

    result = theConstraintHandler->doneNumberingDOF();
    if (result < 0) {
	opserr << "StaticAnalysis::handle() - ";
	opserr << "ConstraintHandler::doneNumberingDOF() failed";
	return -2;
    }	    

    // we invoke setSize() on the LinearSOE which
    // causes that object to determine its size

    Graph &theGraph = theAnalysisModel->getDOFGraph();

    result = theSOE->setSize(theGraph);
    if (result < 0) {
	opserr << "StaticAnalysis::handle() - ";
	opserr << "LinearSOE::setSize() failed";