Mesh::NodalCoordinates Class Reference

#include <Mesh.H>

Collaboration diagram for Mesh::NodalCoordinates:

Public Member Functions
	NodalCoordinates ()
	NodalCoordinates (IndexType n)
	NodalCoordinates (IndexType n, double *data)
	~NodalCoordinates ()
bool	good () const
IndexType	size () const
IndexType	Size () const
void	destroy ()
void	init ()
void	init (IndexType n)
void	init (IndexType n, double *data)
void	init_node (IndexType n, const GeoPrim::CPoint &)
void	init_copy (IndexType n, double *data)
int	NNodes () const
double &	x (IndexType n=1)
const double &	x (IndexType n=1) const
double &	y (IndexType n=1)
const double &	y (IndexType n=1) const
double &	z (IndexType n=1)
const double &	z (IndexType n=1) const
double *	operator[] (IndexType n)
const double *	operator[] (IndexType n) const
const GeoPrim::CPoint	closest_point (const GeoPrim::CPoint &p) const
Mesh::IndexType	closest_node (const GeoPrim::CPoint &p, double *dist_ptr=NULL) const

Protected Attributes
double *	ncdata
IndexType	nnodes

Private Attributes
bool	mydata
int	verblevel
std::ostream *	Out
std::ostream *	Err

Friends
std::ostream &	operator<< (std::ostream &oSt, const Mesh::NodalCoordinates &nc)
std::istream &	operator>> (std::istream &iSt, Mesh::NodalCoordinates &nc)

Detailed Description

Definition at line 250 of file Mesh.H.

Constructor & Destructor Documentation

NodalCoordinates

(

)

Definition at line 14 of file Mesh.C.

  {
    ncdata = NULL;
    nnodes = 0;
    mydata = false;
  };

NodalCoordinates

(

IndexType

n

)

Definition at line 20 of file Mesh.C.

References n.

  {
    if(n > 0){
      ncdata = new double [3 * n];
      nnodes = n;
      mydata = true;
    }
    else {
      ncdata = NULL;
      nnodes = 0;
      mydata = false;
    }
  };

NodalCoordinates	(	IndexType	n,
		double *	data
	)

Definition at line 33 of file Mesh.C.

References n.

  {
    if((n > 0) && (data != NULL)){
      mydata = false;
      nnodes = n;
      ncdata = data;
    }
    else {
      ncdata = NULL;
      nnodes = 0;
      mydata = false;
    }
  };

~NodalCoordinates

(

)

Definition at line 46 of file Mesh.C.

{destroy();};

Member Function Documentation

Mesh::IndexType closest_node	(	const GeoPrim::CPoint &	p,
		double *	dist_ptr = NULL
	)		const

Definition at line 100 of file Mesh.C.

References dist(), i, ncdata, nnodes, and nvc::norm().

  {
    double dist = 1000000;
    Mesh::IndexType reti = 0;
    for(unsigned int i = 0;i < nnodes;i++){
      GeoPrim::CPoint testp(&ncdata[3*i]);
      double testd = (p-testp).norm();
      if(testd < dist){
        dist = testd;
        reti = i + 1;
      }
    }
    if(dist_ptr)
      *dist_ptr = dist;
    return(reti);
  };

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const GeoPrim::CPoint closest_point

(

const GeoPrim::CPoint &

p

)

const

Definition at line 85 of file Mesh.C.

References dist(), i, ncdata, nnodes, and nvc::norm().

  {
    double dist = 1000000;
    GeoPrim::CPoint retval;
    for(unsigned int i = 0;i < nnodes;i++){
      GeoPrim::CPoint testp(&ncdata[3*i]);
      double testd = (p-testp).norm();
      if(testd < dist){
        dist = testd;
        retval = testp;
      }
    }
    return(retval);
  };

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void destroy

(

)

Definition at line 50 of file Mesh.C.

Referenced by init_copy(), and Mesh::MeshUtilityObject::~MeshUtilityObject().

                                    {
    if(ncdata && mydata){
      delete [] ncdata;
      nnodes = 0;
      ncdata = NULL;
      mydata = false;
    }
  };

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bool good

(

)

const

Definition at line 47 of file Mesh.C.

{ return(ncdata ? true : false);};

void init

(

)

Definition at line 58 of file Mesh.C.

Referenced by main(), and Mesh::operator>>().

{destroy();};

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void init

(

IndexType

n

)

Definition at line 59 of file Mesh.C.

References n.

  {
    destroy();
    if(n > 0){
      ncdata = new double [3 * n];
      nnodes = n;
      mydata = true;
    }
  };

void init	(	IndexType	n,
		double *	data
	)

Definition at line 68 of file Mesh.C.

References n.

  {
    destroy();
    if(n > 0){
      ncdata = data;
      nnodes = n;
      mydata = false;
    }
  };

void init_copy	(	IndexType	n,
		double *	data
	)

Definition at line 117 of file Mesh.C.

References destroy(), mydata, n, ncdata, and nnodes.

  {
    destroy();
    if(n > 0 && data){
      ncdata = new double [3*n];
      nnodes = n;
      mydata = true;
      std::memcpy(ncdata,data,n*sizeof(double)*3);
    }
  };

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void init_node	(	IndexType	n,
		const GeoPrim::CPoint &	point
	)

Definition at line 78 of file Mesh.C.

References x, CPoint::x(), y, CPoint::y(), z, and CPoint::z().

Referenced by main(), and test().

  {
    this->x(n) = point.x();
    this->y(n) = point.y();
    this->z(n) = point.z();
  };

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int NNodes ( void  ) const

inline

Definition at line 278 of file Mesh.H.

References nnodes.

Referenced by Mesh::writeVtkData(), and writeVtkData().

{ return nnodes; };

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double* operator[] ( IndexType  n )

inline

Definition at line 310 of file Mesh.H.

References ncdata, and nnodes.

    {
      assert(!(n > nnodes || n == 0));
      return(&ncdata[3*(n-1)]);
    };

const double* operator[] ( IndexType  n ) const

inline

Definition at line 315 of file Mesh.H.

References ncdata, and nnodes.

    {
      assert(!(n > nnodes || n == 0));
      return(&ncdata[3*(n-1)]);
    };

Mesh::IndexType size

(

)

const

Definition at line 48 of file Mesh.C.

Referenced by Mesh::operator<<(), and Mesh::operator>>().

{ return(nnodes);};

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Mesh::IndexType Size

(

)

const

Definition at line 49 of file Mesh.C.

Referenced by main(), Mesh::MeshUtilityObject::NumberOfNodes(), stitchGrids(), TRAIL_SurfaceMesh2Window(), and TRAIL_UnstructuredMesh2Pane().

{ return(nnodes);};

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double& x ( IndexType  n = 1 )

inline

Definition at line 280 of file Mesh.H.

References n, ncdata, and nnodes.

Referenced by main().

    {
      assert(!(n > nnodes || n == 0));
      return(ncdata[(n-1)*3]);
    };

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const double& x ( IndexType  n = 1 ) const

inline

Definition at line 285 of file Mesh.H.

References n, ncdata, and nnodes.

    {
      assert(!(n > nnodes || n == 0));
      return(ncdata[(n-1)*3]);
    };

double& y ( IndexType  n = 1 )

inline

Definition at line 290 of file Mesh.H.

References n, ncdata, and nnodes.

Referenced by main(), and stitchGrids().

    {
      assert(!(n > nnodes || n == 0));
      return(ncdata[(3*(n-1))+1]);
    };

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const double& y ( IndexType  n = 1 ) const

inline

Definition at line 295 of file Mesh.H.

References n, ncdata, and nnodes.

    {
      assert(!(n > nnodes || n == 0));
      return(ncdata[(3*(n-1))+1]);
    };

double& z ( IndexType  n = 1 )

inline

Definition at line 300 of file Mesh.H.

References n, ncdata, and nnodes.

Referenced by main(), and stitchGrids().

    {
      assert(!(n > nnodes || n == 0));
      return(ncdata[(3*(n-1))+2]);
    };

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const double& z ( IndexType  n = 1 ) const

inline

Definition at line 305 of file Mesh.H.

References n, ncdata, and nnodes.

    {
      assert(!(n > nnodes || n == 0));
      return(ncdata[(3*(n-1))+2]);
    };

Friends And Related Function Documentation

std::ostream& operator<< ( std::ostream &  oSt, const Mesh::NodalCoordinates &  nc  )

friend

Definition at line 2128 of file Mesh.C.

  {
    //  if(nc.size() == 0) return(oSt);
    oSt.setf(std::ios::scientific);
    oSt.setf(std::ios::showpoint);
    oSt << std::setprecision(10) << std::setiosflags(std::ios::left);
    oSt << nc.size();
    if(nc.size() > 0) oSt << "\n";
    for(IndexType n = 1;n <= nc.size() ;n++){
      oSt << std::setw(16) << nc[n][0] << "\t"
          << std::setw(16) << nc[n][1] << "\t"
          << std::setw(16) << nc[n][2];
      if(n != nc.size())
        oSt << std::endl;
    }
    return (oSt);
  }

std::istream& operator>> ( std::istream &  iSt, Mesh::NodalCoordinates &  nc  )

friend

Definition at line 2108 of file Mesh.C.

  {
    //  if(nc.size() == 0) return (iSt);
    std::string line;
    IndexType nnodes;
    std::getline(iSt,line);
    std::istringstream Istr(line);
    Istr >> nnodes;
    if(nnodes > 0){
      nc.init(nnodes);
      for(IndexType n = 1;n <= nc.size();n++){
        double *inPtr = nc[n];
        std::getline(iSt,line);
        std::istringstream Istr2(line);
        Istr2 >> inPtr[0] >> inPtr[1] >> inPtr[2];
      }
    }
    return(iSt);
  }

Member Data Documentation

std::ostream* Err

private

Definition at line 259 of file Mesh.H.

bool mydata

private

Definition at line 256 of file Mesh.H.

Referenced by init_copy().

double* ncdata

protected

Definition at line 261 of file Mesh.H.

Referenced by closest_node(), closest_point(), init_copy(), operator[](), x(), y(), and z().

IndexType nnodes

protected

Definition at line 262 of file Mesh.H.

Referenced by closest_node(), closest_point(), init_copy(), NNodes(), operator[](), x(), y(), and z().

std::ostream* Out

private

Definition at line 258 of file Mesh.H.

int verblevel

private

Definition at line 257 of file Mesh.H.

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

• Mesh.H
• Mesh.C