J:/Tecgraf/prj/femoop/trunk/ctrl/ctrl.h

// -------------------------------------------------------------------------
// Ctrl.h - This header file contains the public data structure
//          definitions for the control class within FEMOOP.
// -------------------------------------------------------------------------
//
// $Author: evandro $
// $Revision: 1.5 $
// $Date: 2000/04/04 22:34:27 $
// $State: Exp $
//
// -------------------------------------------------------------------------

#ifndef _CTRL_H
#define _CTRL_H

// -------------------------------------------------------------------------
// Control types:
//
typedef enum _ctrltype
{
 PATH,       // Path control problem
 STABILITY   // Stability problem
} eCtrlType;

// -------------------------------------------------------------------------
// Matrix update type:
//
typedef enum _updtype
{
 STANDARD,
 MODIFIED
} eUpdType;

// -------------------------------------------------------------------------
// Linear solver types:
//
typedef enum _linsoltype
{
 LDLT,      // [L][D][L]t factorization
 PCG        // Preconditioned conjugate gradient
} eLinSolType;

// -------------------------------------------------------------------------
// Forward declarations:
//
class cFem;
class cSysMatrix;

// -------------------------------------------------------------------------
// Control class:
//
class cCtrl
{
 protected:
  static int          _PrintStep;
  static int          _CurrIte;
  static int          _CurrStep;
  static int          _NumEq;
  static int          _NumMaxIte;
  static int          _NumMaxStep;
  static int          _NumPrintStep;
  static int         *_Profile;
  static double       _Tol;            // Tolerance for convergence
  static double       _TotFactor;      // Current load factor/time
  static double       _StepFactor;     // Load increment or time step
  static eCtrlType    _CtrlType;       // Current control type
  static eLinSolType  _LinSolType;     // Type of linear solver
  static eUpdType     _UpdType;        // Stiffness matrix update type
  static cFem        *_Fem;            // Pointer to Fem object

 public:
  static  int     GetNumMaxIter  (void) { return _NumMaxIte;    }
  static  int     GetNumMaxStep  (void) { return _NumMaxStep;   }
  static  int     GetNumPrintStep(void) { return _NumPrintStep; }
  static  int     GetNumStep     (void) { return _CurrStep;     }
  static  double  GetTol         (void) { return _Tol;          }
  static  double  GetTotFactor   (void) { return _TotFactor;    }
  static  void    SetTotFactor   (double tf) { _TotFactor = tf; }
  static  cCtrl  *Read           (void);
                  cCtrl          (void);
  virtual        ~cCtrl          (void);
  virtual void    Analysis       (cFem * );
  virtual void    Init           (void);
  virtual void    Solver         (void) { }

 protected:
  static cSysMatrix *CreateSysMatrix(void);
  static void        PrintStep      (void);

 private:
  static void   ReadLinSolver(void);
  static cCtrl *ReadAlgorithm(void);
  static void   PrintInData  (void);
};

#endif

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