Open CASCADE Technology  6.9.0
Public Member Functions

IntPolyh_MaillageAffinage Class Reference

Provide the algorythms used in the package. More...

#include <IntPolyh_MaillageAffinage.hxx>

Public Member Functions

 IntPolyh_MaillageAffinage (const Handle< Adaptor3d_HSurface > &S1, const Standard_Integer NbSU1, const Standard_Integer NbSV1, const Handle< Adaptor3d_HSurface > &S2, const Standard_Integer NbSU2, const Standard_Integer NbSV2, const Standard_Integer PRINT)
 
 IntPolyh_MaillageAffinage (const Handle< Adaptor3d_HSurface > &S1, const Handle< Adaptor3d_HSurface > &S2, const Standard_Integer PRINT)
 
void FillArrayOfPnt (const Standard_Integer SurfID)
 Compute points on one surface and fill an array of points; standard (default) method. More...
 
void FillArrayOfPnt (const Standard_Integer SurfID, const Standard_Boolean isShiftFwd)
 isShiftFwd flag is added. The purpose is to define shift of points along normal to the surface in this point. The shift length represents maximal deflection of triangulation. The direction (forward or reversed regarding to normal direction) is defined by isShiftFwd flag. Compute points on one surface and fill an array of points; advanced method More...
 
void FillArrayOfPnt (const Standard_Integer SurfID, const TColStd_Array1OfReal &Upars, const TColStd_Array1OfReal &Vpars)
 Compute points on one surface and fill an array of points; standard (default) method. More...
 
void FillArrayOfPnt (const Standard_Integer SurfID, const Standard_Boolean isShiftFwd, const TColStd_Array1OfReal &Upars, const TColStd_Array1OfReal &Vpars)
 isShiftFwd flag is added. The purpose is to define shift of points along normal to the surface in this point. The shift length represents maximal deflection of triangulation. The direction (forward or reversed regarding to normal direction) is defined by isShiftFwd flag. Compute points on one surface and fill an array of points; advanced method More...
 
void CommonBox (const Bnd_Box &B1, const Bnd_Box &B2, Standard_Real &xMin, Standard_Real &yMin, Standard_Real &zMin, Standard_Real &xMax, Standard_Real &yMax, Standard_Real &zMax)
 Compute the common box witch is the intersection of the two bounding boxes, and mark the points of the two surfaces that are inside. More...
 
void FillArrayOfEdges (const Standard_Integer SurfID)
 Compute edges from the array of points. More...
 
void FillArrayOfTriangles (const Standard_Integer SurfID)
 Compute triangles from the array of points, and – mark the triangles that use marked points by the CommonBox function. More...
 
void LinkEdges2Triangles ()
 fill the edge fields in Triangle object for the two array of triangles. More...
 
void CommonPartRefinement ()
 Refine systematicaly all marked triangles of both surfaces. More...
 
void LocalSurfaceRefinement (const Standard_Integer SurfId)
 Refine systematicaly all marked triangles of ONE surface. More...
 
void ComputeDeflections (const Standard_Integer SurfID)
 Compute deflection for all triangles of one surface,and sort min and max of deflections. More...
 
void TrianglesDeflectionsRefinementBSB ()
 Refine both surfaces using BoundSortBox as – rejection. The criterions used to refine a – triangle are: The deflection The size of the – bounding boxes (one surface may be very small compared to the other) More...
 
Standard_Integer TriContact (const IntPolyh_Point &P1, const IntPolyh_Point &P2, const IntPolyh_Point &P3, const IntPolyh_Point &Q1, const IntPolyh_Point &Q2, const IntPolyh_Point &Q3, Standard_Real &Angle) const
 This fonction Check if two triangles are in contact or no, return 1 if yes, return 0 if no. More...
 
Standard_Integer TriangleEdgeContact (const Standard_Integer TriSurfID, const Standard_Integer EdgeIndice, const IntPolyh_Point &P1, const IntPolyh_Point &P2, const IntPolyh_Point &P3, const IntPolyh_Point &C1, const IntPolyh_Point &C2, const IntPolyh_Point &C3, const IntPolyh_Point &Pe1, const IntPolyh_Point &Pe2, const IntPolyh_Point &E, const IntPolyh_Point &N, IntPolyh_StartPoint &SP1, IntPolyh_StartPoint &SP2) const
 
Standard_Integer TriangleEdgeContact2 (const Standard_Integer TriSurfID, const Standard_Integer EdgeIndice, const IntPolyh_Triangle &Tri1, const IntPolyh_Triangle &Tri2, const IntPolyh_Point &P1, const IntPolyh_Point &P2, const IntPolyh_Point &P3, const IntPolyh_Point &C1, const IntPolyh_Point &C2, const IntPolyh_Point &C3, const IntPolyh_Point &Pe1, const IntPolyh_Point &Pe2, const IntPolyh_Point &E, const IntPolyh_Point &N, IntPolyh_StartPoint &SP1, IntPolyh_StartPoint &SP2) const
 
Standard_Integer StartingPointsResearch (const Standard_Integer T1, const Standard_Integer T2, IntPolyh_StartPoint &SP1, IntPolyh_StartPoint &SP2) const
 
Standard_Integer StartingPointsResearch2 (const Standard_Integer T1, const Standard_Integer T2, IntPolyh_StartPoint &SP1, IntPolyh_StartPoint &SP2) const
 From two triangles compute intersection points. If I found more than two intersection points that's mean that those triangle are coplanar. More...
 
Standard_Integer NextStartingPointsResearch (const Standard_Integer T1, const Standard_Integer T2, const IntPolyh_StartPoint &SPInit, IntPolyh_StartPoint &SPNext) const
 
Standard_Integer NextStartingPointsResearch2 (const Standard_Integer T1, const Standard_Integer T2, const IntPolyh_StartPoint &SPInit, IntPolyh_StartPoint &SPNext) const
 from two triangles and an intersection point I seach the other point (if it exist). This function is used by StartPointChain More...
 
Standard_Integer TriangleCompare ()
 Analyse each couple of triangles from the two – array of triangles, to see if they are in contact, and compute the incidence. Then put couples in contact in the array of couples. More...
 
Standard_Integer TriangleComparePSP ()
 The same as TriangleCompare, plus compute the StartPoints without chaining them. More...
 
void StartPointsCalcul () const
 From the array of couples compute all the start points and display them on the screen. More...
 
Standard_Integer StartPointsChain (IntPolyh_ArrayOfSectionLines &TSectionLines, IntPolyh_ArrayOfTangentZones &TTangentZones)
 Loop on the array of couples. Compute StartPoints. Try to chain the StartPoints into SectionLines or put the point in the ArrayOfTangentZones if chaining it, is not possible. More...
 
Standard_Integer GetNextChainStartPoint (const IntPolyh_StartPoint &SPInit, IntPolyh_StartPoint &SPNext, IntPolyh_SectionLine &MySectionLine, IntPolyh_ArrayOfTangentZones &TTangentZones, const Standard_Boolean Prepend=Standard_False)
 Mainly used by StartPointsChain(), this function try to compute the next StartPoint. More...
 
const IntPolyh_ArrayOfPointsGetArrayOfPoints (const Standard_Integer SurfID) const
 
const IntPolyh_ArrayOfEdgesGetArrayOfEdges (const Standard_Integer SurfID) const
 
const IntPolyh_ArrayOfTrianglesGetArrayOfTriangles (const Standard_Integer SurfID) const
 
Standard_Integer GetFinTE (const Standard_Integer SurfID) const
 
Standard_Integer GetFinTT (const Standard_Integer SurfID) const
 
Bnd_Box GetBox (const Standard_Integer SurfID) const
 
void GetBoxDraw (const Standard_Integer SurfID) const
 
const IntPolyh_ArrayOfStartPointsGetArrayOfSP () const
 
IntPolyh_ArrayOfCouplesGetArrayOfCouples ()
 This method returns array of couples of contact triangles. More...
 
void SetEnlargeZone (Standard_Boolean &EnlargeZone)
 
Standard_Boolean GetEnlargeZone () const
 

Detailed Description

Provide the algorythms used in the package.

Constructor & Destructor Documentation

IntPolyh_MaillageAffinage::IntPolyh_MaillageAffinage ( const Handle< Adaptor3d_HSurface > &  S1,
const Standard_Integer  NbSU1,
const Standard_Integer  NbSV1,
const Handle< Adaptor3d_HSurface > &  S2,
const Standard_Integer  NbSU2,
const Standard_Integer  NbSV2,
const Standard_Integer  PRINT 
)
IntPolyh_MaillageAffinage::IntPolyh_MaillageAffinage ( const Handle< Adaptor3d_HSurface > &  S1,
const Handle< Adaptor3d_HSurface > &  S2,
const Standard_Integer  PRINT 
)

Member Function Documentation

void IntPolyh_MaillageAffinage::CommonBox ( const Bnd_Box B1,
const Bnd_Box B2,
Standard_Real xMin,
Standard_Real yMin,
Standard_Real zMin,
Standard_Real xMax,
Standard_Real yMax,
Standard_Real zMax 
)

Compute the common box witch is the intersection of the two bounding boxes, and mark the points of the two surfaces that are inside.

void IntPolyh_MaillageAffinage::CommonPartRefinement ( )

Refine systematicaly all marked triangles of both surfaces.

void IntPolyh_MaillageAffinage::ComputeDeflections ( const Standard_Integer  SurfID)

Compute deflection for all triangles of one surface,and sort min and max of deflections.

void IntPolyh_MaillageAffinage::FillArrayOfEdges ( const Standard_Integer  SurfID)

Compute edges from the array of points.

void IntPolyh_MaillageAffinage::FillArrayOfPnt ( const Standard_Integer  SurfID)

Compute points on one surface and fill an array of points; standard (default) method.

void IntPolyh_MaillageAffinage::FillArrayOfPnt ( const Standard_Integer  SurfID,
const Standard_Boolean  isShiftFwd 
)

isShiftFwd flag is added. The purpose is to define shift of points along normal to the surface in this point. The shift length represents maximal deflection of triangulation. The direction (forward or reversed regarding to normal direction) is defined by isShiftFwd flag. Compute points on one surface and fill an array of points; advanced method

void IntPolyh_MaillageAffinage::FillArrayOfPnt ( const Standard_Integer  SurfID,
const TColStd_Array1OfReal Upars,
const TColStd_Array1OfReal Vpars 
)

Compute points on one surface and fill an array of points; standard (default) method.

void IntPolyh_MaillageAffinage::FillArrayOfPnt ( const Standard_Integer  SurfID,
const Standard_Boolean  isShiftFwd,
const TColStd_Array1OfReal Upars,
const TColStd_Array1OfReal Vpars 
)

isShiftFwd flag is added. The purpose is to define shift of points along normal to the surface in this point. The shift length represents maximal deflection of triangulation. The direction (forward or reversed regarding to normal direction) is defined by isShiftFwd flag. Compute points on one surface and fill an array of points; advanced method

void IntPolyh_MaillageAffinage::FillArrayOfTriangles ( const Standard_Integer  SurfID)

Compute triangles from the array of points, and – mark the triangles that use marked points by the CommonBox function.

IntPolyh_ArrayOfCouples& IntPolyh_MaillageAffinage::GetArrayOfCouples ( )

This method returns array of couples of contact triangles.

const IntPolyh_ArrayOfEdges& IntPolyh_MaillageAffinage::GetArrayOfEdges ( const Standard_Integer  SurfID) const
const IntPolyh_ArrayOfPoints& IntPolyh_MaillageAffinage::GetArrayOfPoints ( const Standard_Integer  SurfID) const
const IntPolyh_ArrayOfStartPoints& IntPolyh_MaillageAffinage::GetArrayOfSP ( ) const
const IntPolyh_ArrayOfTriangles& IntPolyh_MaillageAffinage::GetArrayOfTriangles ( const Standard_Integer  SurfID) const
Bnd_Box IntPolyh_MaillageAffinage::GetBox ( const Standard_Integer  SurfID) const
void IntPolyh_MaillageAffinage::GetBoxDraw ( const Standard_Integer  SurfID) const
Standard_Boolean IntPolyh_MaillageAffinage::GetEnlargeZone ( ) const
Standard_Integer IntPolyh_MaillageAffinage::GetFinTE ( const Standard_Integer  SurfID) const
Standard_Integer IntPolyh_MaillageAffinage::GetFinTT ( const Standard_Integer  SurfID) const
Standard_Integer IntPolyh_MaillageAffinage::GetNextChainStartPoint ( const IntPolyh_StartPoint SPInit,
IntPolyh_StartPoint SPNext,
IntPolyh_SectionLine MySectionLine,
IntPolyh_ArrayOfTangentZones TTangentZones,
const Standard_Boolean  Prepend = Standard_False 
)

Mainly used by StartPointsChain(), this function try to compute the next StartPoint.

void IntPolyh_MaillageAffinage::LinkEdges2Triangles ( )

fill the edge fields in Triangle object for the two array of triangles.

void IntPolyh_MaillageAffinage::LocalSurfaceRefinement ( const Standard_Integer  SurfId)

Refine systematicaly all marked triangles of ONE surface.

Standard_Integer IntPolyh_MaillageAffinage::NextStartingPointsResearch ( const Standard_Integer  T1,
const Standard_Integer  T2,
const IntPolyh_StartPoint SPInit,
IntPolyh_StartPoint SPNext 
) const
Standard_Integer IntPolyh_MaillageAffinage::NextStartingPointsResearch2 ( const Standard_Integer  T1,
const Standard_Integer  T2,
const IntPolyh_StartPoint SPInit,
IntPolyh_StartPoint SPNext 
) const

from two triangles and an intersection point I seach the other point (if it exist). This function is used by StartPointChain

void IntPolyh_MaillageAffinage::SetEnlargeZone ( Standard_Boolean EnlargeZone)
Standard_Integer IntPolyh_MaillageAffinage::StartingPointsResearch ( const Standard_Integer  T1,
const Standard_Integer  T2,
IntPolyh_StartPoint SP1,
IntPolyh_StartPoint SP2 
) const
Standard_Integer IntPolyh_MaillageAffinage::StartingPointsResearch2 ( const Standard_Integer  T1,
const Standard_Integer  T2,
IntPolyh_StartPoint SP1,
IntPolyh_StartPoint SP2 
) const

From two triangles compute intersection points. If I found more than two intersection points that's mean that those triangle are coplanar.

void IntPolyh_MaillageAffinage::StartPointsCalcul ( ) const

From the array of couples compute all the start points and display them on the screen.

Standard_Integer IntPolyh_MaillageAffinage::StartPointsChain ( IntPolyh_ArrayOfSectionLines TSectionLines,
IntPolyh_ArrayOfTangentZones TTangentZones 
)

Loop on the array of couples. Compute StartPoints. Try to chain the StartPoints into SectionLines or put the point in the ArrayOfTangentZones if chaining it, is not possible.

Standard_Integer IntPolyh_MaillageAffinage::TriangleCompare ( )

Analyse each couple of triangles from the two – array of triangles, to see if they are in contact, and compute the incidence. Then put couples in contact in the array of couples.

Standard_Integer IntPolyh_MaillageAffinage::TriangleComparePSP ( )

The same as TriangleCompare, plus compute the StartPoints without chaining them.

Standard_Integer IntPolyh_MaillageAffinage::TriangleEdgeContact ( const Standard_Integer  TriSurfID,
const Standard_Integer  EdgeIndice,
const IntPolyh_Point P1,
const IntPolyh_Point P2,
const IntPolyh_Point P3,
const IntPolyh_Point C1,
const IntPolyh_Point C2,
const IntPolyh_Point C3,
const IntPolyh_Point Pe1,
const IntPolyh_Point Pe2,
const IntPolyh_Point E,
const IntPolyh_Point N,
IntPolyh_StartPoint SP1,
IntPolyh_StartPoint SP2 
) const
Standard_Integer IntPolyh_MaillageAffinage::TriangleEdgeContact2 ( const Standard_Integer  TriSurfID,
const Standard_Integer  EdgeIndice,
const IntPolyh_Triangle Tri1,
const IntPolyh_Triangle Tri2,
const IntPolyh_Point P1,
const IntPolyh_Point P2,
const IntPolyh_Point P3,
const IntPolyh_Point C1,
const IntPolyh_Point C2,
const IntPolyh_Point C3,
const IntPolyh_Point Pe1,
const IntPolyh_Point Pe2,
const IntPolyh_Point E,
const IntPolyh_Point N,
IntPolyh_StartPoint SP1,
IntPolyh_StartPoint SP2 
) const
void IntPolyh_MaillageAffinage::TrianglesDeflectionsRefinementBSB ( )

Refine both surfaces using BoundSortBox as – rejection. The criterions used to refine a – triangle are: The deflection The size of the – bounding boxes (one surface may be very small compared to the other)

Standard_Integer IntPolyh_MaillageAffinage::TriContact ( const IntPolyh_Point P1,
const IntPolyh_Point P2,
const IntPolyh_Point P3,
const IntPolyh_Point Q1,
const IntPolyh_Point Q2,
const IntPolyh_Point Q3,
Standard_Real Angle 
) const

This fonction Check if two triangles are in contact or no, return 1 if yes, return 0 if no.


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