sampledLine Class Reference

#include <sampledLine.h>

Collaboration diagram for sampledLine:

Public Member Functions
	sampledLine (Int n_points)
	sampledLine (Int n_points, Real pts[][2])
	sampledLine (Real pt1[2], Real pt2[2])
	sampledLine ()
	~sampledLine ()
void	init (Int n_points, Real2 *pts)
void	setPoint (Int i, Real p[2])
sampledLine *	insert (sampledLine *nline)
void	deleteList ()
Int	get_npoints ()
Real2 *	get_points ()
void	tessellate (Real u_reso, Real v_reso)
void	tessellateAll (Real u_reso, Real v_reso)
void	print ()

Public Attributes
sampledLine *	next

Private Attributes
Int	npoints
Real2 *	points

Detailed Description

Definition at line 38 of file sampledLine.h.

Constructor & Destructor Documentation

sampledLine::sampledLine

(

Int

n_points

)

Definition at line 71 of file sampledLine.cc.

{
  npoints = n_points;
  points = (Real2*) malloc(sizeof(Real2) * n_points);
  assert(points);
  next = NULL;
}

sampledLine::sampledLine	(	Int	n_points,
		Real	pts[][2]
	)

sampledLine::sampledLine	(	Real	pt1[2],
		Real	pt2[2]
	)

Definition at line 95 of file sampledLine.cc.

{
  npoints = 2;
  points = (Real2*) malloc(sizeof(Real2) * 2);
  assert(points);
  points[0][0] = pt1[0];
  points[0][1] = pt1[1];
  points[1][0] = pt2[0];
  points[1][1] = pt2[1];
  next = NULL;
}

sampledLine::sampledLine

(

)

Definition at line 108 of file sampledLine.cc.

{
  npoints = 0;
  points = NULL;
  next = NULL;
}

sampledLine::~sampledLine

(

)

Definition at line 124 of file sampledLine.cc.

{
  free(points);
}

Member Function Documentation

void sampledLine::deleteList

(

)

Definition at line 59 of file sampledLine.cc.

{
  sampledLine *temp, *tempNext;
  for(temp = this; temp != NULL; temp = tempNext)
    {
      tempNext = temp->next;
      delete temp;
    }
}

Int sampledLine::get_npoints ( )

inline

Definition at line 56 of file sampledLine.h.

Referenced by directedLine::get_npoints(), directedLine::getVertex(), directedLine::head(), and directedLine::tail().

{return npoints;}

Real2* sampledLine::get_points ( )

inline

Definition at line 57 of file sampledLine.h.

Referenced by directedLine::getVertex(), directedLine::head(), and directedLine::tail().

{return points;}

void sampledLine::init	(	Int	n_points,
		Real2 *	pts
	)

Definition at line 116 of file sampledLine.cc.

{
  npoints = n_points;
  points = pts;
}

sampledLine * sampledLine::insert

(

sampledLine *

nline

)

Definition at line 53 of file sampledLine.cc.

Referenced by DBG_collectSampledLinesAllPoly(), DBG_collectSampledLinesPoly(), MC_partitionY(), monoTriangulationRecGenOpt(), and partitionY().

{
  next = oldList;
  return this;
}

void sampledLine::print

(

void

)

Definition at line 129 of file sampledLine.cc.

Referenced by directedLine::printSingle().

{
  int i;
  printf("npoints=%i\n", npoints);

  for(i=0; i<npoints; i++){
    printf("(%f,%f)\n", points[i][0], points[i][1]);
  }

}

void sampledLine::setPoint	(	Int	i,
		Real	p[2]
	)

Definition at line 45 of file sampledLine.cc.

Referenced by arcToDLine(), directedLine::connectDiagonal(), directedLine::connectDiagonal_2slines(), o_pwlcurve_to_DLines(), and polygonConvert().

{
  points[i][0]=p[0];  
  points[i][1]=p[1];
}

void sampledLine::tessellate	(	Real	u_reso,
		Real	v_reso
	)

Definition at line 140 of file sampledLine.cc.

Referenced by tessellateAll().

{
  int i;

  Int nu, nv, n;
  nu = 1+(Int) (fabs((points[npoints-1][0] - points[0][0])) * u_reso);
  nv = 1+(Int) (fabs((points[npoints-1][1] - points[0][1])) * v_reso);

  if(nu > nv) n = nu;
  else 
    n = nv;
  if(n<1)
    n = 1;
  //du dv could be negative  
  Real du = (points[npoints-1][0] - points[0][0])/n;
  Real dv = (points[npoints-1][1] - points[0][1])/n;
  Real2 *temp = (Real2*) malloc(sizeof(Real2) * (n+1));
  assert(temp);

  Real u,v;
  for(i=0, u=points[0][0], v=points[0][1]; i<n; i++, u+=du, v+=dv)
    {
      temp[i][0] = u;
      temp[i][1] = v;
    }
  temp[n][0] = points[npoints-1][0];
  temp[n][1] = points[npoints-1][1];

  free(points);

  npoints = n+1;
  points = temp;

}

void sampledLine::tessellateAll	(	Real	u_reso,
		Real	v_reso
	)

Definition at line 175 of file sampledLine.cc.

{
  sampledLine* temp;
  for(temp = this; temp != NULL; temp = temp->next)
    {
      temp->tessellate(u_reso, v_reso);
    }
}

Member Data Documentation

sampledLine* sampledLine::next

Definition at line 65 of file sampledLine.h.

Referenced by directedLine::deleteChain(), deleteList(), insert(), sampledLine(), and tessellateAll().

Int sampledLine::npoints

private

Definition at line 39 of file sampledLine.h.

Referenced by get_npoints(), init(), print(), sampledLine(), and tessellate().

Real2* sampledLine::points

private

Definition at line 40 of file sampledLine.h.

Referenced by get_points().

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

• dll/opengl/glu32/src/libnurbs/nurbtess/sampledLine.h
• dll/opengl/glu32/src/libnurbs/nurbtess/sampledLine.cc