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salome-geom  6.5.0
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GEOMImpl_PositionDriver Class Reference

#include <GEOMImpl_PositionDriver.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_PositionDriver ()
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_PositionDriver ()
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_PositionDriver_Type_ ()

Detailed Description

Definition at line 125 of file GEOMImpl_PositionDriver.hxx.


Constructor & Destructor Documentation

Definition at line 85 of file GEOMImpl_PositionDriver.cxx.

{
}

Definition at line 149 of file GEOMImpl_PositionDriver.hxx.

{};

Member Function Documentation

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

Definition at line 93 of file GEOMImpl_PositionDriver.cxx.

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

  GEOMImpl_IPosition aCI (aFunction);
  Standard_Integer aType = aFunction->GetType();

  TopoDS_Shape aShape;

  if (aType == POSITION_SHAPE || aType == POSITION_SHAPE_COPY) {
    Handle(GEOM_Function) aRefShape = aCI.GetShape();
    Handle(GEOM_Function) aRefStartLCS = aCI.GetStartLCS();
    Handle(GEOM_Function) aRefEndLCS = aCI.GetEndLCS();

    TopoDS_Shape aShapeBase = aRefShape->GetValue();
    TopoDS_Shape aShapeStartLCS = aRefStartLCS->GetValue();
    TopoDS_Shape aShapeEndLCS = aRefEndLCS->GetValue();

    if (aShapeBase.IsNull() || aShapeStartLCS.IsNull() ||
        aShapeEndLCS.IsNull() || aShapeEndLCS.ShapeType() != TopAbs_FACE)
      return 0;

    gp_Trsf aTrsf;
    gp_Ax3 aStartAx3, aDestAx3;

    // End LCS
    aDestAx3 = GEOMImpl_IMeasureOperations::GetPosition(aShapeEndLCS);

    // Start LCS
    aStartAx3 = GEOMImpl_IMeasureOperations::GetPosition(aShapeStartLCS);

    // Set transformation
    aTrsf.SetDisplacement(aStartAx3, aDestAx3);

    // Perform transformation
    BRepBuilderAPI_Transform aBRepTrsf (aShapeBase, aTrsf, Standard_False);
    aShape = aBRepTrsf.Shape();
  }
  else if (aType == POSITION_SHAPE_FROM_GLOBAL ||
           aType == POSITION_SHAPE_FROM_GLOBAL_COPY) {
    Handle(GEOM_Function) aRefShape = aCI.GetShape();
    Handle(GEOM_Function) aRefEndLCS = aCI.GetEndLCS();

    TopoDS_Shape aShapeBase = aRefShape->GetValue();
    TopoDS_Shape aShapeEndLCS = aRefEndLCS->GetValue();

    if (aShapeBase.IsNull() || aShapeEndLCS.IsNull() ||
        aShapeEndLCS.ShapeType() != TopAbs_FACE)
      return 0;

    gp_Trsf aTrsf;
    gp_Ax3 aStartAx3, aDestAx3;

    // End LCS
    aDestAx3 = GEOMImpl_IMeasureOperations::GetPosition(aShapeEndLCS);

    // Set transformation
    aTrsf.SetDisplacement(aStartAx3, aDestAx3);

    // Perform transformation
    BRepBuilderAPI_Transform aBRepTrsf (aShapeBase, aTrsf, Standard_False);
    aShape = aBRepTrsf.Shape();
  }
  else if (aType == POSITION_ALONG_PATH) {
    Handle(GEOM_Function) aRefShape = aCI.GetShape();
    Handle(GEOM_Function) aPathShape = aCI.GetPath();
    Standard_Real aParameter = aCI.GetDistance();
    bool aReversed = aCI.GetReverse();
    if (aReversed)
      aParameter = 1 - aParameter;

    TopoDS_Shape aShapeBase = aRefShape->GetValue();
    TopoDS_Shape aPath = aPathShape->GetValue();
    TopoDS_Wire aWire;

    if (aShapeBase.IsNull() || aPath.IsNull())
      return 0;

    if ( aPath.ShapeType() == TopAbs_EDGE ) {
      TopoDS_Edge anEdge = TopoDS::Edge(aPath);
      aWire = BRepBuilderAPI_MakeWire(anEdge); 
    }
    else if ( aPath.ShapeType() == TopAbs_WIRE)
      aWire = TopoDS::Wire(aPath);
    else
      return 0;

    Handle(GeomFill_TrihedronLaw) TLaw = new GeomFill_CorrectedFrenet();
    Handle(GeomFill_CurveAndTrihedron) aLocationLaw = new GeomFill_CurveAndTrihedron( TLaw );
    Handle(BRepFill_LocationLaw) aLocation = new BRepFill_Edge3DLaw(aWire, aLocationLaw);

    aLocation->TransformInCompatibleLaw( 0.01 );

    //Calculate a Parameter
    Standard_Real aFirstParam1 = 0, aLastParam1 = 0; // Parameters of the First edge
    Standard_Real aFirstParam2 = 0, aLastParam2 = 0; // Parameters of the Last edge
    aLocation->CurvilinearBounds(aLocation->NbLaw(), aFirstParam2, aLastParam2);

    if ( aLocation->NbLaw() > 1)
      aLocation->CurvilinearBounds(1, aFirstParam1, aLastParam1);
    else if ( aLocation->NbLaw() == 1 )
      aFirstParam1 = aFirstParam2;
    else
      return 0;

    Standard_Real aParam = (aFirstParam1 + (aLastParam2 - aFirstParam1)*aParameter );

    TopoDS_Shape CopyShape = aShapeBase;
    BRepFill_SectionPlacement Place( aLocation, aShapeBase );
    TopLoc_Location Loc2(Place.Transformation()), Loc1;
    Loc1 = CopyShape.Location();
    CopyShape.Location(Loc2.Multiplied(Loc1));

    aLocation->D0( aParam, CopyShape );
    aShape = CopyShape;
  }
  else
    return 0;

  if (aShape.IsNull()) return 0;

  aFunction->SetValue(aShape);

  log.SetTouched(Label());

  return 1;
}

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

Definition at line 74 of file GEOMImpl_PositionDriver.cxx.

{
  static Standard_GUID aPositionDriver("FF1BBB69-5D14-4df2-980B-3A668264EA16");
  return aPositionDriver;
}
Standard_EXPORT const GEOMImpl_PositionDriver::Handle ( Standard_Type  ) const [inline]

Definition at line 155 of file GEOMImpl_PositionDriver.hxx.

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

Definition at line 156 of file GEOMImpl_PositionDriver.hxx.

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

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

Definition at line 147 of file GEOMImpl_PositionDriver.hxx.

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

Definition at line 137 of file GEOMImpl_PositionDriver.hxx.

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

Definition at line 129 of file GEOMImpl_PositionDriver.hxx.

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

Definition at line 133 of file GEOMImpl_PositionDriver.hxx.

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

Definition at line 146 of file GEOMImpl_PositionDriver.hxx.

{}

Friends And Related Function Documentation

Standard_EXPORT friend Handle_Standard_Type& GEOMImpl_PositionDriver_Type_ ( ) [friend]

Definition at line 227 of file GEOMImpl_PositionDriver.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_PositionDriver",
                                                         sizeof(GEOMImpl_PositionDriver),
                                                         1,
                                                         (Standard_Address)_Ancestors,
                                                         (Standard_Address)NULL);

  return _aType;
}

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