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salome-geom  6.5.0
Public Member Functions | Static Public Member Functions | Friends
GEOMImpl_VectorDriver Class Reference

#include <GEOMImpl_VectorDriver.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_VectorDriver ()
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_VectorDriver ()
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_VectorDriver_Type_ ()

Detailed Description

Definition at line 125 of file GEOMImpl_VectorDriver.hxx.


Constructor & Destructor Documentation

Definition at line 62 of file GEOMImpl_VectorDriver.cxx.

{
}

Definition at line 149 of file GEOMImpl_VectorDriver.hxx.

{};

Member Function Documentation

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

Definition at line 70 of file GEOMImpl_VectorDriver.cxx.

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

  GEOMImpl_IVector aPI (aFunction);
  Standard_Integer aType = aFunction->GetType();
  if (aType != VECTOR_DX_DY_DZ && aType != VECTOR_TWO_PNT &&
      aType != VECTOR_TANGENT_CURVE_PAR && aType != VECTOR_REVERSE) return 0;

  TopoDS_Shape aShape;

  if (aType == VECTOR_DX_DY_DZ) {
    gp_Pnt P1 = gp::Origin();
    gp_Pnt P2 (aPI.GetDX(), aPI.GetDY(), aPI.GetDZ());
    if (P1.Distance(P2) < Precision::Confusion()) {
      TCollection_AsciiString aMsg ("Can not build vector with length, less than ");
      aMsg += TCollection_AsciiString(Precision::Confusion());
      Standard_ConstructionError::Raise(aMsg.ToCString());
    }
    aShape = BRepBuilderAPI_MakeEdge(P1, P2).Shape();
  }
  else if (aType == VECTOR_TWO_PNT) {
    Handle(GEOM_Function) aRefPnt1 = aPI.GetPoint1();
    Handle(GEOM_Function) aRefPnt2 = aPI.GetPoint2();
    TopoDS_Shape aShape1 = aRefPnt1->GetValue();
    TopoDS_Shape aShape2 = aRefPnt2->GetValue();
    if (aShape1.ShapeType() != TopAbs_VERTEX ||
        aShape2.ShapeType() != TopAbs_VERTEX) return 0;
    if (aShape1.IsSame(aShape2)) {
      Standard_ConstructionError::Raise("The end points must be different");
    }
    TopoDS_Vertex V1 = TopoDS::Vertex(aShape1);
    TopoDS_Vertex V2 = TopoDS::Vertex(aShape2);
    gp_Pnt P1 = BRep_Tool::Pnt(V1);
    gp_Pnt P2 = BRep_Tool::Pnt(V2);
    if (P1.Distance(P2) < Precision::Confusion()) {
      Standard_ConstructionError::Raise("The end points are too close");
    }
    aShape = BRepBuilderAPI_MakeEdge(V1, V2).Shape();
  } 
  else if (aType == VECTOR_TANGENT_CURVE_PAR) {
    Handle(GEOM_Function) aRefCurve = aPI.GetCurve();
    TopoDS_Shape aRefShape = aRefCurve->GetValue();
    if (aRefShape.ShapeType() != TopAbs_EDGE) {
      Standard_TypeMismatch::Raise
        ("Tangent On Curve creation aborted : curve shape is not an edge");
    }
    Standard_Real aFParam =0., aLParam =0., aParam =0.;
    Handle(Geom_Curve) aCurve = BRep_Tool::Curve(TopoDS::Edge(aRefShape), aFParam, aLParam);
    if(aCurve.IsNull()) {
      Standard_TypeMismatch::Raise
        ("Tangent On Curve creation aborted : curve is null");
    }

    aParam = aFParam + (aLParam - aFParam) * aPI.GetParameter();
    gp_Pnt aPoint1,aPoint2;
    gp_Vec aVec;
    aCurve->D1(aParam,aPoint1,aVec);
    if(aVec.Magnitude() < gp::Resolution())
      Standard_TypeMismatch::Raise
        ("Tangent On Curve creation aborted : invalid value of tangent");
    aPoint2.SetXYZ(aPoint1.XYZ() + aVec.XYZ());
    BRepBuilderAPI_MakeEdge aBuilder(aPoint1,aPoint2);
    if(aBuilder.IsDone())
      aShape = aBuilder.Shape();
  }
  else if (aType == VECTOR_REVERSE) {
    Handle(GEOM_Function) aRefVec = aPI.GetCurve();
    TopoDS_Shape aRefShape = aRefVec->GetValue();
    if (aRefShape.ShapeType() != TopAbs_EDGE) {
      Standard_TypeMismatch::Raise
        ("Reversed vector creation aborted : vector shape is not an edge");
    }
    TopoDS_Edge anE = TopoDS::Edge(aRefShape);
    TopoDS_Vertex V1, V2;
    TopExp::Vertices(anE, V1, V2, Standard_True);
    aShape = BRepBuilderAPI_MakeEdge(V2, V1).Shape();
  }

  if (aShape.IsNull()) return 0;

  aFunction->SetValue(aShape);

  log.SetTouched(Label());

  return 1;
}

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

Definition at line 51 of file GEOMImpl_VectorDriver.cxx.

{
  static Standard_GUID aVectorDriver("FF1BBB04-5D14-4df2-980B-3A668264EA16");
  return aVectorDriver;
}

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Standard_EXPORT const GEOMImpl_VectorDriver::Handle ( Standard_Type  ) const [inline]

Definition at line 155 of file GEOMImpl_VectorDriver.hxx.

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

Definition at line 156 of file GEOMImpl_VectorDriver.hxx.

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

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

Definition at line 147 of file GEOMImpl_VectorDriver.hxx.

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

Definition at line 137 of file GEOMImpl_VectorDriver.hxx.

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

Definition at line 129 of file GEOMImpl_VectorDriver.hxx.

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

Definition at line 133 of file GEOMImpl_VectorDriver.hxx.

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

Definition at line 146 of file GEOMImpl_VectorDriver.hxx.

{}

Friends And Related Function Documentation

Standard_EXPORT friend Handle_Standard_Type& GEOMImpl_VectorDriver_Type_ ( ) [friend]

Definition at line 164 of file GEOMImpl_VectorDriver.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_VectorDriver",
                                                         sizeof(GEOMImpl_VectorDriver),
                                                         1,
                                                         (Standard_Address)_Ancestors,
                                                         (Standard_Address)NULL);

  return _aType;
}

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