src/StdMeshers/StdMeshers_Deflection1D.cxx File Reference

#include "StdMeshers_Deflection1D.hxx"
#include "utilities.h"
#include "SMESH_Mesh.hxx"
#include "SMESH_Algo.hxx"
#include <BRep_Tool.hxx>
#include <GeomAdaptor_Curve.hxx>
#include <Geom_Curve.hxx>
#include <TopExp.hxx>
#include <TopLoc_Location.hxx>
#include <TopTools_IndexedMapOfShape.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Edge.hxx>
#include <gp_Lin.hxx>
#include <gp_Pnt.hxx>

Include dependency graph for StdMeshers_Deflection1D.cxx:

Go to the source code of this file.

Functions
ostream &	operator<< (ostream &save, StdMeshers_Deflection1D &hyp)
istream &	operator>> (istream &load, StdMeshers_Deflection1D &hyp)
static double	deflection (const GeomAdaptor_Curve &theCurve, double theU1, double theU2)
	Evaluate curve deflection between two points.

---

Function Documentation

static double deflection	(	const GeomAdaptor_Curve &	theCurve,
		double	theU1,
		double	theU2
	)		[static]

Evaluate curve deflection between two points.

Parameters:

theCurve	- the curve
theU1	- the parameter of the first point
theU2	- the parameter of the second point

Return values:

double

- deflection value

Definition at line 159 of file StdMeshers_Deflection1D.cxx.

References Max(), PAL_MESH_041_mesh.p1, and PAL_MESH_041_mesh.p2.

Referenced by SMESH.TShapeDisplayer.checkTriangulation().

{
  if ( theCurve.GetType() == GeomAbs_Line )
    return 0;
  // line between theU1 and theU2
  gp_Pnt p1 = theCurve.Value( theU1 ), p2 = theCurve.Value( theU2 );
  gp_Lin segment( p1, gp_Vec( p1, p2 ));

  // evaluate square distance of theCurve from the segment
  Standard_Real dist2 = 0;
  const int nbPnt = 7;
  const double step = ( theU2 - theU1 ) / nbPnt;
  while (( theU1 += step ) < theU2 )
    dist2 = Max( dist2, segment.SquareDistance( theCurve.Value( theU1 )));

  return sqrt( dist2 );
}

ostream& operator<<	(	std::ostream &	save,
		StdMeshers_Deflection1D &	hyp
	)

Definition at line 134 of file StdMeshers_Deflection1D.cxx.

{
  return hyp.SaveTo( save );
}

istream& operator>>	(	std::istream &	load,
		StdMeshers_Deflection1D &	hyp
	)

Definition at line 145 of file StdMeshers_Deflection1D.cxx.

{
  return hyp.LoadFrom( load );
}