G4ControlPoints Class Reference

#include <G4ControlPoints.hh>

Public Member Functions
	G4ControlPoints ()
	G4ControlPoints (G4int, G4int)
	G4ControlPoints (G4int, G4int, G4int)
	G4ControlPoints (const G4ControlPoints &)
	~G4ControlPoints ()
G4ControlPoints &	operator= (const G4ControlPoints &)
void	SetWeights (G4double *)
void	CalcValues (G4double k1, G4double param, G4Point3D &pts1, G4double k2, G4Point3D &pts2)
void	CalcValues (G4double k1, G4double param, G4PointRat &pts1, G4double k2, G4PointRat &pts2)
G4int	GetRows () const
G4int	GetCols () const
void	put (G4int i, G4int j, const G4Point3D &tmp)
void	put (G4int i, G4int j, const G4PointRat &tmp)
G4Point3D	Get3D (G4int i, G4int j) const
G4PointRat &	GetRat (G4int i, G4int j) const
G4double	ClosestDistanceToPoint (const G4Point3D &)

Detailed Description

Definition at line 45 of file G4ControlPoints.hh.

Constructor & Destructor Documentation

G4ControlPoints() [1/4]

G4ControlPoints::G4ControlPoints

(

)

Definition at line 39 of file G4ControlPoints.cc.

{
  nr=nc=0;
  data=(G4PointRat**)0;
}

G4ControlPoints() [2/4]

G4ControlPoints::G4ControlPoints	(	G4int	rows,
		G4int	columns
	)

Definition at line 46 of file G4ControlPoints.cc.

{
  nr=rows; 
  nc=columns; 
  data = (G4PointRat**) new G4PointRat *[nr*nc];
  
  for(G4int a =0; a<nr*nc;a++) 
    data[a]=new G4PointRat;
}

G4ControlPoints() [3/4]

G4ControlPoints::G4ControlPoints	(	G4int	,
		G4int	rows,
		G4int	columns
	)

Definition at line 57 of file G4ControlPoints.cc.

{
 
//     point_type is maintained only for compatibility 
//     G4ControlPoints is now a array of G4pointRat only
 
      nr=rows;
      nc=columns;
      data = (G4PointRat**)new G4PointRat *[nr*nc];
 
      for(G4int a = 0; a < nr*nc ; a++ )
    data[a]=new G4PointRat;
}

G4ControlPoints() [4/4]

G4ControlPoints::G4ControlPoints

(

const G4ControlPoints &

old_points

)

Definition at line 72 of file G4ControlPoints.cc.

{ 
   // copy constructor
  
  for( G4int i = 0; i < nr*nc; i++)
    delete data[i];
  delete[] data;
 
  nr   = old_points.nr;
  nc   = old_points.nc;
  data = (G4PointRat**)new G4PointRat *[nr*nc];
  
  G4int a, b;
  
  for (a = 0; a < nr*nc ; a++ )
    data[a] = new G4PointRat;
      
  for ( a = 0; a < nr ; a++ )
    for ( b = 0; b < nc ; b++ )
      put( a, b, old_points.GetRat(a,b));
}

~G4ControlPoints()

G4ControlPoints::~G4ControlPoints

(

)

Definition at line 95 of file G4ControlPoints.cc.

{
  for( G4int a = 0; a < nr*nc; a++)
    delete data[a];
  
  delete[] data;
}

Member Function Documentation

CalcValues() [1/2]

void G4ControlPoints::CalcValues	(	G4double	k1,
		G4double	param,
		G4Point3D &	pts1,
		G4double	k2,
		G4Point3D &	pts2
	)

Definition at line 149 of file G4ControlPoints.cc.

{       
  pts2.setX(Calc(k1,param,pts1.x(),k2,pts2.x()));
  pts2.setY(Calc(k1,param,pts1.y(),k2,pts2.y()));
  pts2.setZ(Calc(k1,param,pts1.z(),k2,pts2.z()));
}

CalcValues() [2/2]

void G4ControlPoints::CalcValues	(	G4double	k1,
		G4double	param,
		G4PointRat &	pts1,
		G4double	k2,
		G4PointRat &	pts2
	)

Definition at line 138 of file G4ControlPoints.cc.

{
  pts2.setX(Calc(k1,param,pts1.x(),k2,pts2.x()));
  pts2.setY(Calc(k1,param,pts1.y(),k2,pts2.y()));
  pts2.setZ(Calc(k1,param,pts1.z(),k2,pts2.z()));   
  pts2.setW(Calc(k1,param,pts1.w(),k2,pts2.w()));
}

ClosestDistanceToPoint()

G4double G4ControlPoints::ClosestDistanceToPoint

(

const G4Point3D &

Pt

)

Definition at line 158 of file G4ControlPoints.cc.

{
  // Square distance 
  
  G4double  PointDist=1.e20; 
  G4double  TmpDist;
  G4Point3D Pt2;
  
  for(G4int a=0;a<nr;a++)
    for(G4int b=0;b<nc;b++)
    {
      Pt2       = Get3D(a,b);
      TmpDist   = Pt.distance2(Pt2);
      PointDist = ( PointDist > TmpDist ) ? TmpDist : PointDist;
    }
  
  return PointDist;
}

Referenced by G4BSplineSurface::ClosestDistanceToPoint().

Get3D()

G4Point3D G4ControlPoints::Get3D ( G4int  i, G4int  j  ) const

inline

Referenced by G4BezierSurface::CalcBBox(), G4BSplineSurface::CalcBBox(), G4ProjectedSurface::CalcBBox(), G4BezierSurface::ClipSurface(), and ClosestDistanceToPoint().

GetCols()

G4int G4ControlPoints::GetCols ( ) const

inline

Referenced by G4BezierSurface::CalcBBox(), G4BSplineSurface::CalcBBox(), G4ProjectedSurface::CalcBBox(), and G4BezierSurface::ClipSurface().

GetRat()

G4PointRat & G4ControlPoints::GetRat ( G4int  i, G4int  j  ) const

inline

Referenced by G4ControlPoints(), and operator=().

GetRows()

G4int G4ControlPoints::GetRows ( ) const

inline

Referenced by G4BezierSurface::CalcBBox(), G4BSplineSurface::CalcBBox(), G4ProjectedSurface::CalcBBox(), and G4BezierSurface::ClipSurface().

operator=()

G4ControlPoints & G4ControlPoints::operator=

(

const G4ControlPoints &

c

)

Definition at line 104 of file G4ControlPoints.cc.

{ 
   // assignment operator
 
  if (&c == this) return *this;
 
  for( G4int i = 0; i < nr*nc; i++)
    delete data[i];
  delete[] data;
 
  nr   = c.nr;
  nc   = c.nc;
  data = (G4PointRat**)new G4PointRat *[nr*nc];
  
  G4int a, b;
  
  for (a = 0; a < nr*nc ; a++ )
    data[a] = new G4PointRat;
      
  for ( a = 0; a < nr ; a++ )
    for ( b = 0; b < nc ; b++ )
      put( a, b, c.GetRat(a,b));
 
  return *this;
}

put() [1/2]

void G4ControlPoints::put ( G4int  i, G4int  j, const G4Point3D &  tmp  )

inline

Referenced by G4ControlPoints(), and operator=().

put() [2/2]

void G4ControlPoints::put ( G4int  i, G4int  j, const G4PointRat &  tmp  )

inline

SetWeights()

void G4ControlPoints::SetWeights

(

G4double *

weights

)

Definition at line 131 of file G4ControlPoints.cc.

{
  for ( G4int a = 0; a < nr*nc; a++ )
    (data[a])->setW(weights[a]);
}

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

• G4ControlPoints.hh
• G4ControlPoints.cc