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 08:23:29 $
00023 // $Source: /usr/local/cvs/OpenSees/SRC/system_of_eqn/linearSOE/profileSPD/ProfileSPDLinDirectBlockSolver.h,v $
00024
00025
00026 // File: ~/system_of_eqn/linearSOE/profileSPD/ProfileSPDLinDirectBlockSolver.h
00027 //
00028 // Written: fmk
00029 // Created: Febuary 1997
00030 // Revision: A
00031 //
00032 // Description: This file contains the class definition for
00033 // ProfileSPDLinDirectBlockSolver. ProfileSPDLinDirectBlockSolver is a subclass
00034 // of LinearSOESOlver. It solves a ProfileSPDLinSOE object using
00035 // the LDL^t factorization.
00036
00037 // What: "@(#) ProfileSPDLinDirectBlockSolver.h, revA"
00038
00039 #ifndef ProfileSPDLinDirectBlockSolver_h
00040 #define ProfileSPDLinDirectBlockSolver_h
00041
00042 #include <ProfileSPDLinSolver.h>
00043 #include <ProfileSPDLinSOE.h>
00044
00101 class ProfileSPDLinDirectBlockSolver : public ProfileSPDLinSolver
00102 {
00103 public:
00105 ProfileSPDLinDirectBlockSolver(double tol=1.0e-12, int blockSize = 4);
00106
00108 virtual ~ProfileSPDLinDirectBlockSolver();
00109
00111 virtual int solve(void);
00113 virtual int setSize(void);
00114
00116 virtual int setProfileSOE(ProfileSPDLinSOE &theSOE);
00117
00119 int sendSelf(int commitTag, Channel &theChannel);
00121 int recvSelf(int commitTag, Channel &theChannel, FEM_ObjectBroker &theBroker);
00122
00123
00124 protected:
00126 double minDiagTol;
00128 int blockSize;
00130 int maxColHeight;
00132 int size;
00134 int *RowTop;
00136 double **topRowPtr, *invD;
00137
00138 private:
00139
00140 };
00141
00142
00143 #endif
00144
Copyright