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salome-geom  6.5.0
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GEOMImpl_RotateDriver Class Reference

#include <GEOMImpl_RotateDriver.hxx>

List of all members.

Public Member Functions

void * operator new (size_t, void *anAddress)
void * operator new (size_t size)
void operator delete (void *anAddress)
Standard_EXPORT GEOMImpl_RotateDriver ()
virtual Standard_EXPORT
Standard_Integer 
Execute (TFunction_Logbook &log) const
virtual Standard_EXPORT void Validate (TFunction_Logbook &) const
Standard_EXPORT Standard_Boolean MustExecute (const TFunction_Logbook &) const
Standard_EXPORT ~GEOMImpl_RotateDriver ()
Standard_EXPORT const Handle (Standard_Type)&DynamicType() const
Standard_EXPORT Standard_Boolean IsKind (const Handle(Standard_Type)&AType) const

Static Public Member Functions

static Standard_EXPORT const
Standard_GUID & 
GetID ()

Friends

Standard_EXPORT friend
Handle_Standard_Type & 
GEOMImpl_RotateDriver_Type_ ()

Detailed Description

Definition at line 125 of file GEOMImpl_RotateDriver.hxx.


Constructor & Destructor Documentation

Definition at line 67 of file GEOMImpl_RotateDriver.cxx.

{
}

Definition at line 149 of file GEOMImpl_RotateDriver.hxx.

{};

Member Function Documentation

Standard_Integer GEOMImpl_RotateDriver::Execute ( TFunction_Logbook &  log) const [virtual]

Definition at line 75 of file GEOMImpl_RotateDriver.cxx.

{
  if (Label().IsNull()) return 0;
  Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());

  if (aFunction.IsNull()) return 0;

  GEOMImpl_IRotate RI(aFunction);
  gp_Trsf aTrsf;
  gp_Pnt aCP, aP1, aP2;
  Standard_Integer aType = aFunction->GetType();
  Handle(GEOM_Function) anOriginalFunction = RI.GetOriginal();
  if (anOriginalFunction.IsNull()) return 0;
  TopoDS_Shape aShape, anOriginal = anOriginalFunction->GetValue();
  if (anOriginal.IsNull()) return 0;

  if (aType == ROTATE || aType == ROTATE_COPY) {
    Handle(GEOM_Function) anAxis = RI.GetAxis();
    if (anAxis.IsNull()) return 0;
    TopoDS_Shape A = anAxis->GetValue();
    if (A.IsNull() || A.ShapeType() != TopAbs_EDGE) return 0;
    TopoDS_Edge anEdge = TopoDS::Edge(A);

    gp_Pnt aP1 = BRep_Tool::Pnt(TopExp::FirstVertex(anEdge));
    gp_Pnt aP2 = BRep_Tool::Pnt(TopExp::LastVertex(anEdge));
    gp_Dir aDir(gp_Vec(aP1, aP2));
    gp_Ax1 anAx1(aP1, aDir);
    Standard_Real anAngle = RI.GetAngle();
    if (fabs(anAngle) < Precision::Angular()) anAngle += 2.*M_PI; // NPAL19665,19769
    aTrsf.SetRotation(anAx1, anAngle);

    //NPAL18620: performance problem: multiple locations are accumulated
    //           in shape and need a great time to process
    //BRepBuilderAPI_Transform aTransformation(anOriginal, aTrsf, Standard_False);
    //aShape = aTransformation.Shape();
    TopLoc_Location aLocOrig = anOriginal.Location();
    gp_Trsf aTrsfOrig = aLocOrig.Transformation();
    //TopLoc_Location aLocRes (aTrsf * aTrsfOrig); // gp_Trsf::Multiply() has a bug
    aTrsfOrig.PreMultiply(aTrsf);
    TopLoc_Location aLocRes (aTrsfOrig);
    aShape = anOriginal.Located(aLocRes);
  }
  else if (aType ==  ROTATE_THREE_POINTS || aType == ROTATE_THREE_POINTS_COPY) {
    Handle(GEOM_Function) aCentPoint = RI.GetCentPoint();
    Handle(GEOM_Function) aPoint1 = RI.GetPoint1();
    Handle(GEOM_Function) aPoint2 = RI.GetPoint2();
    if(aCentPoint.IsNull() || aPoint1.IsNull() || aPoint2.IsNull()) return 0;
    TopoDS_Shape aCV = aCentPoint->GetValue();
    TopoDS_Shape aV1 = aPoint1->GetValue();
    TopoDS_Shape aV2 = aPoint2->GetValue();
    if(aCV.IsNull() || aCV.ShapeType() != TopAbs_VERTEX) return 0;
    if(aV1.IsNull() || aV1.ShapeType() != TopAbs_VERTEX) return 0;
    if(aV2.IsNull() || aV2.ShapeType() != TopAbs_VERTEX) return 0;

    aCP = BRep_Tool::Pnt(TopoDS::Vertex(aCV));
    aP1 = BRep_Tool::Pnt(TopoDS::Vertex(aV1));
    aP2 = BRep_Tool::Pnt(TopoDS::Vertex(aV2));

    gp_Vec aVec1 (aCP, aP1);
    gp_Vec aVec2 (aCP, aP2);
    gp_Dir aDir (aVec1 ^ aVec2);
    gp_Ax1 anAx1 (aCP, aDir);
    Standard_Real anAngle = aVec1.Angle(aVec2);
    if (fabs(anAngle) < Precision::Angular()) anAngle += 2.*M_PI; // NPAL19665
    aTrsf.SetRotation(anAx1, anAngle);
    //NPAL18620: performance problem: multiple locations are accumulated
    //           in shape and need a great time to process
    //BRepBuilderAPI_Transform aTransformation(anOriginal, aTrsf, Standard_False);
    //aShape = aTransformation.Shape();
    TopLoc_Location aLocOrig = anOriginal.Location();
    gp_Trsf aTrsfOrig = aLocOrig.Transformation();
    //TopLoc_Location aLocRes (aTrsf * aTrsfOrig); // gp_Trsf::Multiply() has a bug
    aTrsfOrig.PreMultiply(aTrsf);
    TopLoc_Location aLocRes (aTrsfOrig);
    aShape = anOriginal.Located(aLocRes);
  }
  else if (aType == ROTATE_1D) {
    //Get direction
    Handle(GEOM_Function) anAxis = RI.GetAxis();
    if(anAxis.IsNull()) return 0;
    TopoDS_Shape A = anAxis->GetValue();
    if(A.IsNull() || A.ShapeType() != TopAbs_EDGE) return 0;
    TopoDS_Edge anEdge = TopoDS::Edge(A);

    gp_Pnt aP1 = BRep_Tool::Pnt(TopExp::FirstVertex(anEdge));
    gp_Pnt aP2 = BRep_Tool::Pnt(TopExp::LastVertex(anEdge));
    gp_Dir D(gp_Vec(aP1, aP2));

    gp_Ax1 AX1(aP1, D);

    Standard_Integer nbtimes = RI.GetNbIter1();
    Standard_Real angle = 360.0/nbtimes;

    TopoDS_Compound aCompound;
    BRep_Builder B;
    B.MakeCompound( aCompound );

    TopLoc_Location aLocOrig = anOriginal.Location();
    gp_Trsf aTrsfOrig = aLocOrig.Transformation();

    for (int i = 0; i < nbtimes; i++ ) {
      if (i == 0) { // NPAL19665
        B.Add(aCompound, anOriginal);
      }
      else {
        aTrsf.SetRotation(AX1, i*angle*M_PI/180.);
        //TopLoc_Location aLocRes (aTrsf * aTrsfOrig); // gp_Trsf::Multiply() has a bug
        gp_Trsf aTrsfNew (aTrsfOrig);
        aTrsfNew.PreMultiply(aTrsf);
        TopLoc_Location aLocRes (aTrsfNew);
        B.Add(aCompound, anOriginal.Located(aLocRes));
      }
      //NPAL18620: performance problem: multiple locations are accumulated
      //           in shape and need a great time to process
      //BRepBuilderAPI_Transform aBRepTransformation(anOriginal, aTrsf, Standard_False);
      //B.Add(aCompound, aBRepTransformation.Shape());
    }

    aShape = aCompound;
  }
  else if (aType == ROTATE_2D) {
    //Get direction
    Handle(GEOM_Function) anAxis = RI.GetAxis();
    if(anAxis.IsNull()) return 0;
    TopoDS_Shape A = anAxis->GetValue();
    if(A.IsNull() || A.ShapeType() != TopAbs_EDGE) return 0;
    TopoDS_Edge anEdge = TopoDS::Edge(A);
    gp_Pnt aP1 = BRep_Tool::Pnt(TopExp::FirstVertex(anEdge));
    gp_Pnt aP2 = BRep_Tool::Pnt(TopExp::LastVertex(anEdge));
    gp_Dir D(gp_Vec(aP1, aP2));

    gp_Ax1 AX1(aP1, D);

    gp_Trsf aTrsf1;
    gp_Trsf aTrsf2;

    gp_XYZ aDir2 = RI.GetDir2(); // can be set by previous execution
    if (aDir2.Modulus() < gp::Resolution()) {
      // Calculate direction as vector from the axis to the shape's center
      gp_Pnt P1;
      GProp_GProps System;

      if (anOriginal.ShapeType() == TopAbs_VERTEX) {
        P1 = BRep_Tool::Pnt(TopoDS::Vertex( anOriginal ));
      }
      else if ( anOriginal.ShapeType() == TopAbs_EDGE || anOriginal.ShapeType() == TopAbs_WIRE ) {
        BRepGProp::LinearProperties(anOriginal, System);
        P1 = System.CentreOfMass();
      }
      else if ( anOriginal.ShapeType() == TopAbs_FACE || anOriginal.ShapeType() == TopAbs_SHELL ) {
        BRepGProp::SurfaceProperties(anOriginal, System);
        P1 = System.CentreOfMass();
      }
      else {
        BRepGProp::VolumeProperties(anOriginal, System);
        P1 = System.CentreOfMass();
      }

      Handle(Geom_Line) Line = new Geom_Line(AX1);
      GeomAPI_ProjectPointOnCurve aPrjTool( P1, Line );
      gp_Pnt P2 = aPrjTool.NearestPoint();

      if ( P1.IsEqual(P2, Precision::Confusion() ) ) return 0;

      aDir2 = gp_XYZ(P1.X()-P2.X(), P1.Y()-P2.Y(), P1.Z()-P2.Z());

      // Attention: this abnormal action is done for good working of
      // TransformLikeOther(), used by RestoreSubShapes functionality
      RI.SetDir2(aDir2);
    }

    gp_Vec Vec (aDir2);
    Vec.Normalize();

    Standard_Integer nbtimes2 = RI.GetNbIter2();
    Standard_Integer nbtimes1 = RI.GetNbIter1();
    Standard_Real step = RI.GetStep();
    Standard_Real ang = RI.GetAngle();

    TopLoc_Location aLocOrig = anOriginal.Location();
    gp_Trsf aTrsfOrig = aLocOrig.Transformation();

    gp_Vec aVec;
    TopoDS_Compound aCompound;
    BRep_Builder B;
    B.MakeCompound( aCompound );

    Standard_Real DX, DY, DZ;

    for (int i = 0; i < nbtimes2; i++ ) {
      DX = i * step * Vec.X();
      DY = i * step * Vec.Y();
      DZ = i * step * Vec.Z();
      aVec.SetCoord( DX, DY, DZ );
      aTrsf1.SetTranslation(aVec);

      for (int j = 0; j < nbtimes1; j++ ) {
        if (j == 0) { // NPAL19665
          TopLoc_Location aLocRes (aTrsf1 * aTrsfOrig);
          B.Add(aCompound, anOriginal.Located(aLocRes));
        }
        else {
          aTrsf2.SetRotation(AX1, j*ang*M_PI/180.);
          //TopLoc_Location aLocRes (aTrsf2 * aTrsf1 * aTrsfOrig); // gp_Trsf::Multiply() has a bug
          gp_Trsf aTrsfNew (aTrsfOrig);
          aTrsfNew.PreMultiply(aTrsf1);
          aTrsfNew.PreMultiply(aTrsf2);
          TopLoc_Location aLocRes (aTrsfNew);
          B.Add(aCompound, anOriginal.Located(aLocRes));
        }
        //NPAL18620: performance problem: multiple locations are accumulated
        //           in shape and need a great time to process
        //BRepBuilderAPI_Transform aBRepTrsf1 (anOriginal, aTrsf1, Standard_False);
        //BRepBuilderAPI_Transform aBRepTrsf2 (aBRepTrsf1.Shape(), aTrsf2, Standard_False);
        //B.Add(aCompound, aBRepTrsf2.Shape());
      }
    }

    aShape = aCompound;
  }
  else return 0;


  if (aShape.IsNull()) return 0;

  aFunction->SetValue(aShape);

  log.SetTouched(Label());

  return 1;
}

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const Standard_GUID & GEOMImpl_RotateDriver::GetID ( ) [static]

Definition at line 55 of file GEOMImpl_RotateDriver.cxx.

{
  static Standard_GUID aRotateDriver("FF1BBB56-5D14-4df2-980B-3A668264EA16");
  return aRotateDriver;
}
Standard_EXPORT const GEOMImpl_RotateDriver::Handle ( Standard_Type  ) const [inline]

Definition at line 155 of file GEOMImpl_RotateDriver.hxx.

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Standard_EXPORT Standard_Boolean GEOMImpl_RotateDriver::IsKind ( const Handle(Standard_Type)&  AType) const [inline]

Definition at line 156 of file GEOMImpl_RotateDriver.hxx.

{ return (STANDARD_TYPE(GEOMImpl_RotateDriver) == AType || TFunction_Driver::IsKind(AType)); } 

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Standard_EXPORT Standard_Boolean GEOMImpl_RotateDriver::MustExecute ( const TFunction_Logbook &  ) const [inline]

Definition at line 147 of file GEOMImpl_RotateDriver.hxx.

{ return Standard_True; }
void GEOMImpl_RotateDriver::operator delete ( void *  anAddress) [inline]

Definition at line 137 of file GEOMImpl_RotateDriver.hxx.

      { 
        if (anAddress) Standard::Free((Standard_Address&)anAddress); 
      }
void* GEOMImpl_RotateDriver::operator new ( size_t  ,
void *  anAddress 
) [inline]

Definition at line 129 of file GEOMImpl_RotateDriver.hxx.

      {
        return anAddress;
      }
void* GEOMImpl_RotateDriver::operator new ( size_t  size) [inline]

Definition at line 133 of file GEOMImpl_RotateDriver.hxx.

      { 
        return Standard::Allocate(size); 
      }
virtual Standard_EXPORT void GEOMImpl_RotateDriver::Validate ( TFunction_Logbook &  ) const [inline, virtual]

Definition at line 146 of file GEOMImpl_RotateDriver.hxx.

{}

Friends And Related Function Documentation

Standard_EXPORT friend Handle_Standard_Type& GEOMImpl_RotateDriver_Type_ ( ) [friend]

Definition at line 312 of file GEOMImpl_RotateDriver.cxx.

{
  static Handle_Standard_Type aType1 = STANDARD_TYPE(TFunction_Driver);
  if ( aType1.IsNull()) aType1 = STANDARD_TYPE(TFunction_Driver);
  static Handle_Standard_Type aType2 = STANDARD_TYPE(MMgt_TShared);
  if ( aType2.IsNull()) aType2 = STANDARD_TYPE(MMgt_TShared);
  static Handle_Standard_Type aType3 = STANDARD_TYPE(Standard_Transient);
  if ( aType3.IsNull()) aType3 = STANDARD_TYPE(Standard_Transient);

  static Handle_Standard_Transient _Ancestors[]= {aType1,aType2,aType3,NULL};
  static Handle_Standard_Type _aType = new Standard_Type("GEOMImpl_RotateDriver",
                                                         sizeof(GEOMImpl_RotateDriver),
                                                         1,
                                                         (Standard_Address)_Ancestors,
                                                         (Standard_Address)NULL);

  return _aType;
}

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