FloGridBlock Class Reference

#include <FloGrid.H>

Collaboration diagram for FloGridBlock:

Public Member Functions
	FloGridBlock ()
	FloGridBlock (unsigned int i, unsigned int j, unsigned int k)
	FloGridBlock (const FloGridBlock &inblock)
void	DestroyGrid ()
void	SetGhostLayers (unsigned int n)
unsigned int	NGhostLayers () const
int	CreateSoln ()
unsigned int	NNodes () const
unsigned int	NumCells () const
unsigned int	NTotalCells () const
std::vector< double > &	Solution ()
const std::vector< double > &	Solution () const
void	FloLayout ()
void	MeshLayout ()
FloGridBlock &	operator= (const FloGridBlock &inblock)
unsigned int	isize () const
unsigned int	jsize () const
unsigned int	ksize () const
unsigned int *	NCells ()
const unsigned int *	NCells () const
void	Resize (unsigned int i, unsigned int j, unsigned int k)
void	ResizeSoln (unsigned int i, unsigned int j, unsigned int k, unsigned int ng)
std::vector< double > &	Coords ()
const std::vector< double > &	Coords () const
int	ReadBlock (std::istream &BlockIn)
int	ReadBlockSoln (std::istream &BlockSolnIn)
int	WriteBlockSoln (std::ostream &Ouf)

Protected Attributes
unsigned int	_ncells [3]
std::vector< double >	_incoords
unsigned int	_ng
std::vector< double >	_soln
unsigned int	_grid_no

Private Attributes
bool	flolayout

Detailed Description

Definition at line 27 of file FloGrid.H.

Constructor & Destructor Documentation

FloGridBlock ( )

inline

Definition at line 37 of file FloGrid.H.

References _grid_no, _incoords, _ncells, _ng, _soln, and flolayout.

  { 
    _ncells[0] = _ncells[1] = _ncells[2] = _ng = 0;
    _incoords.resize(0); 
    _soln.resize(0);
    _grid_no = 0;
    flolayout = false;
  };

FloGridBlock ( unsigned int  i, unsigned int  j, unsigned int  k  )

inline

Definition at line 45 of file FloGrid.H.

References _grid_no, _incoords, _ncells, _ng, flolayout, i, j, and k.

  {
    _ncells[0] = i;
    _ncells[1] = j;
    _ncells[2] = k;
    _ng = 0;
    _grid_no = 0;
    _incoords.resize(3*(i+1)*(j+1)*(k+1));
    flolayout = false;
  };

FloGridBlock ( const FloGridBlock &  inblock )

inline

Definition at line 55 of file FloGrid.H.

References _grid_no, _incoords, _ncells, _ng, _soln, flolayout, and ni.

  {
    _ncells[0] = inblock._ncells[0];
    _ncells[1] = inblock._ncells[1];
    _ncells[2] = inblock._ncells[2];
    _grid_no = inblock._grid_no;
    _incoords.resize(3*(inblock._ncells[0]+1)*(inblock._ncells[1]+1)*
                     (inblock._ncells[2]+1));
    std::vector<double>::const_iterator ii = inblock._incoords.begin();
    std::vector<double>::iterator ni = _incoords.begin();
    while(ni != _incoords.end())
      *ni++ = *ii++;
    flolayout = inblock.flolayout;
    _soln = inblock._soln;
    _ng = inblock._ng;
  };

Member Function Documentation

std::vector<double>& Coords ( )

inline

Definition at line 161 of file FloGrid.H.

References _incoords.

{ return _incoords; };

const std::vector<double>& Coords ( ) const

inline

Definition at line 162 of file FloGrid.H.

References _incoords.

{ return _incoords; };

int CreateSoln ( )

inline

Definition at line 82 of file FloGrid.H.

References _soln, and NTotalCells().

  {
    _soln.resize(5*NTotalCells());
  };

Here is the call graph for this function:

void DestroyGrid ( )

inline

Definition at line 71 of file FloGrid.H.

References _incoords, and swap().

  {
    _incoords.resize(0);
    // release the memory for real...
    std::vector<double>(_incoords).swap(_incoords);
  };

Here is the call graph for this function:

void FloLayout ( )

inline

Definition at line 91 of file FloGrid.H.

References _incoords, flolayout, i, and NNodes().

  {
    if(!flolayout){
      flolayout = true;
      unsigned int nnodes = NNodes();
      std::vector<double> coordcopy(3*nnodes);
      std::vector<double>::iterator ci = _incoords.begin();
      std::vector<double>::iterator cci = coordcopy.begin();
      while(ci != _incoords.end())
        *cci++ = *ci++;
      for(int i = 0;i < nnodes;i++){
        _incoords[i]   = coordcopy[3*i];
        _incoords[nnodes+i] = coordcopy[(3*i) + 1];
        _incoords[2*nnodes+i] = coordcopy[(3*i) + 2];
      }
      
    }
  };

Here is the call graph for this function:

unsigned int isize ( ) const

inline

Definition at line 143 of file FloGrid.H.

References _ncells.

{ return _ncells[0]; };

unsigned int jsize ( ) const

inline

Definition at line 144 of file FloGrid.H.

References _ncells.

{ return _ncells[1]; };

unsigned int ksize ( ) const

inline

Definition at line 145 of file FloGrid.H.

References _ncells.

Referenced by turb_flowlmupdateloglay().

{ return _ncells[2]; };

Here is the caller graph for this function:

void MeshLayout ( )

inline

Definition at line 109 of file FloGrid.H.

References _incoords, flolayout, i, and NNodes().

  {
    if(flolayout){
      flolayout = false;
      unsigned int nnodes = NNodes();
      std::vector<double> coordcopy(3*nnodes);
      std::vector<double>::iterator ci = _incoords.begin();
      std::vector<double>::iterator cci = coordcopy.begin();
      while(ci != _incoords.end())
        *cci++ = *ci++;
      for(int i = 0;i < nnodes;i++){
        _incoords[3*i]   = coordcopy[i];
        _incoords[3*i+1] = coordcopy[nnodes + i];
        _incoords[3*i+2] = coordcopy[(2*nnodes) + i];
      }
      
    }
  };

Here is the call graph for this function:

unsigned int* NCells ( )

inline

Definition at line 146 of file FloGrid.H.

References _ncells.

{ return (_ncells); };

const unsigned int* NCells ( ) const

inline

Definition at line 147 of file FloGrid.H.

References _ncells.

{ return(_ncells); };

unsigned int NGhostLayers ( ) const

inline

Definition at line 81 of file FloGrid.H.

References _ng.

{return (_ng); };

unsigned int NNodes ( ) const

inline

Definition at line 86 of file FloGrid.H.

References _ncells.

Referenced by FloLayout(), and MeshLayout().

{ return ((_ncells[0]+1)*(_ncells[1]+1)*(_ncells[2]+1)); };

Here is the caller graph for this function:

unsigned int NTotalCells ( ) const

inline

Definition at line 88 of file FloGrid.H.

References _ncells, and _ng.

Referenced by CreateSoln().

{ return ((_ncells[0]+(2*_ng))*(_ncells[1]+(2*_ng))*(_ncells[2]+(2*_ng))); };

Here is the caller graph for this function:

unsigned int NumCells ( ) const

inline

Definition at line 87 of file FloGrid.H.

References _ncells.

Referenced by ReadBlockSoln().

{ return (_ncells[0]*_ncells[1]*_ncells[2]); };

Here is the caller graph for this function:

FloGridBlock& operator= ( const FloGridBlock &  inblock )

inline

Definition at line 128 of file FloGrid.H.

References _incoords, _ncells, flolayout, and ni.

  {
    _ncells[0] = inblock._ncells[0];
    _ncells[1] = inblock._ncells[1];
    _ncells[2] = inblock._ncells[2];
    
    _incoords.resize(3*(inblock._ncells[0]+1)*(inblock._ncells[1]+1)*
                     (inblock._ncells[2]+1));
    std::vector<double>::const_iterator ii = inblock._incoords.begin();
    std::vector<double>::iterator ni = _incoords.begin();
    while(ni != _incoords.end())
      *ni++ = *ii++;
    flolayout = inblock.flolayout;

  };

int ReadBlock ( std::istream &  BlockIn )

inline

Definition at line 163 of file FloGrid.H.

References _grid_no, _incoords, flolayout, max(), min(), ni, nj, nk, Resize(), CPoint::x(), CPoint::y(), and CPoint::z().

Referenced by FloGrid::BlockCount(), FloGrid::ReadAllBlocks(), and FloGrid::ReadNBlocks().

  {
    std::string line;
    std::getline(BlockIn,line);
    if(line.empty())
      return(1);
    std::istringstream Istr(line);
    unsigned int ni      = 0;
    unsigned int nj      = 0;
    unsigned int nk      = 0;
    Istr >> _grid_no >> ni >> nj >> nk;
    if((_grid_no <= 0) || (ni <= 0) || (nj <= 0) || (nk <= 0)){
      std::cout << "FloGridBlock::ReadBlock: Error reading block" << std::endl
                << "FloGridBlock::ReadBlock: line:" << line << std::endl
                << "FloGridBlock::ReadBlock: grid no: " << _grid_no << "ni = " << ni 
                << " nj = " << nj << " nk = " << nk << std::endl;
      return(1);
    }
    unsigned int number_of_nodes = (ni+1)*(nj+1)*(nk+1);
    //    std::cout << "Partition " << grid_no << ": (" << ni
    //        << "," << nj << "," << nk << ")" << std::endl
    //        << "npts = " << number_of_nodes << std::endl;
    this->Resize(ni,nj,nk);
    double VERYSMALL = std::numeric_limits<double>::min();
    double VERYLARGE = std::numeric_limits<double>::max();
    std::vector<double>::iterator ici = _incoords.begin();
    while(ici != _incoords.end())
      BlockIn >> *ici++;
    std::getline(BlockIn,line);
    GeoPrim::CPoint minp(VERYLARGE,VERYLARGE,VERYLARGE);
    GeoPrim::CPoint maxp(-1.0*VERYLARGE,-1.0*VERYLARGE,-1.0*VERYLARGE);
    ici = _incoords.begin();
    unsigned int ncount = 0;
    while(ici != _incoords.end()){
      double *minval = NULL;
      double *maxval = NULL;
      double value = *ici++;
      if(ncount < number_of_nodes){
        minval = &minp.x();
        maxval = &maxp.x();
      }
      else if(ncount < 2*number_of_nodes){
        minval = &minp.y();
        maxval = &maxp.y();
      }
      else {
        minval = &minp.z();
        maxval = &maxp.z();
      }
      ncount++;
      if (value < *minval)
        *minval = value;
      if (value > *maxval)
        *maxval = value;
    }
    //    std::cout << "Mesh limits: " << std::endl
    //        << "Minimum point: " << minp << std::endl
    //      << "Maximum point: " << maxp << std::endl;
    flolayout = true;
    return(0);
  };

Here is the call graph for this function:

Here is the caller graph for this function:

int ReadBlockSoln ( std::istream &  BlockSolnIn )

inline

Definition at line 224 of file FloGrid.H.

References _grid_no, _soln, ni, nj, nk, NumCells(), and ResizeSoln().

  {
    std::string line;
    std::getline(BlockSolnIn,line);
    if(line.empty())
      return(1);
    std::istringstream Istr(line);
    unsigned int grid_no = 0;
    unsigned int ni      = 0;
    unsigned int nj      = 0;
    unsigned int nk      = 0;
    unsigned int ng      = 0;
    Istr >> grid_no >> ni >> nj >> nk >> ng;
    if(_grid_no != grid_no) std::cout << "grid " << _grid_no << " tried to read soln for block " << grid_no << std::endl;
    assert(_grid_no == grid_no);
    if((grid_no <= 0) || (ni <= 0) || (nj <= 0) || (nk <= 0)){
      std::cout << "FloGridBlock::ReadBlockSoln: Error reading block" << std::endl
                << "FloGridBlock::ReadBlockSoln: line:" << line << std::endl
                << "FloGridBlock::ReadBlockSoln: grid no: " << grid_no << "ni = " << ni 
                << " nj = " << nj << " nk = " << nk << std::endl;
      return(1);
    }
    unsigned int number_of_total_cells = (ni+(2*ng))*(nj+(2*ng))*(nk+(2*ng));
    unsigned int number_of_real_cells  = (ni*nj*nk);
    assert(number_of_real_cells == NumCells());
    //    std::cout << "Partition " << grid_no << ": (" << ni
    //        << "," << nj << "," << nk << ")" << std::endl
    //        << "npts = " << number_of_nodes << std::endl;
    this->ResizeSoln(ni,nj,nk,ng);
    std::vector<double>::iterator ici = _soln.begin();
    while(ici != _soln.end())
      BlockSolnIn >> *ici++;
    std::getline(BlockSolnIn,line);
    return(0);
  };

Here is the call graph for this function:

void Resize ( unsigned int  i, unsigned int  j, unsigned int  k  )

inline

Definition at line 148 of file FloGrid.H.

References _incoords, _ncells, flolayout, i, j, and k.

Referenced by ReadBlock().

  {
    _ncells[0] = i; _ncells[1] = j; _ncells[2] = k;
    _incoords.resize(3*(i+1)*(j+1)*(k+1));
    flolayout = false;
  };

Here is the caller graph for this function:

void ResizeSoln ( unsigned int  i, unsigned int  j, unsigned int  k, unsigned int  ng  )

inline

Definition at line 154 of file FloGrid.H.

References _ncells, _ng, _soln, i, j, and k.

Referenced by ReadBlockSoln().

  {
    _ncells[0] = i; _ncells[1] = j; _ncells[2] = k;
    _ng = ng;
    _soln.resize(5*((i+(2*ng))*(j+(2*ng))*(k+(2*ng))));
    //    flolayout = false;
  };

Here is the caller graph for this function:

void SetGhostLayers ( unsigned int  n )

inline

Definition at line 77 of file FloGrid.H.

References _ng, and n.

  {
    _ng = n;
  };

std::vector<double>& Solution ( )

inline

Definition at line 89 of file FloGrid.H.

References _soln.

{ return (_soln); };

const std::vector<double>& Solution ( ) const

inline

Definition at line 90 of file FloGrid.H.

References _soln.

{ return (_soln); };

int WriteBlockSoln ( std::ostream &  Ouf )

inline

Definition at line 259 of file FloGrid.H.

References _grid_no, _ncells, _ng, and _soln.

  {
    std::ostringstream Ostr;
    Ostr << _grid_no << " " << _ncells[0] << " " << _ncells[1]
        << " " << _ncells[2] << " " << _ng << std::endl;
    std::vector<double>::iterator si = _soln.begin();
    while(si != _soln.end()){
      Ostr << std::scientific << std::setprecision(16) << *si++ << " ";
    }
    Ostr << std::endl;
    Ouf << Ostr.str();
    return(Ostr.str().size());
  };

Member Data Documentation

unsigned int _grid_no

protected

Definition at line 33 of file FloGrid.H.

Referenced by FloGridBlock(), ReadBlock(), ReadBlockSoln(), and WriteBlockSoln().

std::vector<double> _incoords

protected

Definition at line 30 of file FloGrid.H.

Referenced by Coords(), DestroyGrid(), FloGridBlock(), FloLayout(), MeshLayout(), operator=(), ReadBlock(), and Resize().

unsigned int _ncells[3]

protected

Definition at line 29 of file FloGrid.H.

Referenced by FloGridBlock(), isize(), jsize(), ksize(), NCells(), NNodes(), NTotalCells(), NumCells(), operator=(), Resize(), ResizeSoln(), and WriteBlockSoln().

unsigned int _ng

protected

Definition at line 31 of file FloGrid.H.

Referenced by FloGridBlock(), NGhostLayers(), NTotalCells(), ResizeSoln(), SetGhostLayers(), and WriteBlockSoln().

std::vector<double> _soln

protected

Definition at line 32 of file FloGrid.H.

Referenced by CreateSoln(), FloGridBlock(), ReadBlockSoln(), ResizeSoln(), Solution(), and WriteBlockSoln().

bool flolayout

private

Definition at line 35 of file FloGrid.H.

Referenced by FloGridBlock(), FloLayout(), MeshLayout(), operator=(), ReadBlock(), and Resize().

---

The documentation for this class was generated from the following file:

• FloGrid.H