OpenSees » SRC » analysis » model » simple

SimpleFE_Iter.cpp

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00001 /* ****************************************************************** **
00002 **    OpenSees - Open System for Earthquake Engineering Simulation    **
00003 **          Pacific Earthquake Engineering Research Center            **
00004 **                                                                    **
00005 **                                                                    **
00006 ** (C) Copyright 1999, The Regents of the University of California    **
00007 ** All Rights Reserved.                                               **
00008 **                                                                    **
00009 ** Commercial use of this program without express permission of the   **
00010 ** University of California, Berkeley, is strictly prohibited.  See   **
00011 ** file 'COPYRIGHT'  in main directory for information on usage and   **
00012 ** redistribution,  and for a DISCLAIMER OF ALL WARRANTIES.           **
00013 **                                                                    **
00014 ** Developed by:                                                      **
00015 **   Frank McKenna (fmckenna@ce.berkeley.edu)                         **
00016 **   Gregory L. Fenves (fenves@ce.berkeley.edu)                       **
00017 **   Filip C. Filippou (filippou@ce.berkeley.edu)                     **
00018 **                                                                    **
00019 ** ****************************************************************** */
00020                                                                         
00021 // $Revision: 1.1.1.1 $
00022 // $Date: 2000/09/15 08:23:17 $
00023 // $Source: /usr/local/cvs/OpenSees/SRC/analysis/model/simple/SimpleFE_Iter.cpp,v $
00024                                                                         
00025                                                                         
00026 // File: ~/analysis/model/simple/SimpleFE_Iter.C
00027 //
00028 // Written: fmk 
00029 // Created: Fri Sep 20 15:27:47: 1996
00030 // Revision: A
00031 //
00032 // Description: This file contains the method definitions for class 
00033 // SimpleFE_Iter. SimpleFE_Iter is a class for iterating through the 
00034 // elements of an analysis mdoel. 
00035 
00036 
00037 #include <AnalysisModel.h>
00038 #include <SimpleFE_Iter.h>
00039 
00040 
00041 // SimpleFE_Iter(AnalysisModel &theModel):
00042 //      constructor that takes the model, just the basic iter
00043 
00044 SimpleFE_Iter::SimpleFE_Iter(AnalysisModel &theModel)
00045   :myModel(theModel), currIndex(0), numDone(0)
00046 {
00047 }
00048 
00049 
00050 SimpleFE_Iter::~SimpleFE_Iter()
00051 {
00052 }    
00053 
00054 void
00055 SimpleFE_Iter::reset(void)
00056 {
00057     currIndex = 0;
00058     numDone = 0;
00059 }
00060 
00061 FE_Element *
00062 SimpleFE_Iter::operator()(void)
00063 {
00064   // check if we still have elements in the model
00065   // if not return 0, indicating we are done
00066   if (numDone >= myModel.numFE_Ele)
00067     return 0;
00068 
00069   // search through domains ele list till we find the next element
00070   while ((currIndex < myModel.sizeEle) 
00071          && (myModel.theFEs[currIndex] == 0))
00072       currIndex++;
00073 
00074   // if not at the end of the list return the element
00075   if (currIndex < myModel.sizeEle) {
00076       FE_Element *result = myModel.theFEs[currIndex];
00077       numDone++; currIndex++;
00078       return(result);
00079   }
00080   return (0);
00081 }
00082 
00083     
00084

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