mirror of
https://git.salome-platform.org/gitpub/modules/geom.git
synced 2024-11-16 18:48:34 +05:00
187 lines
6.3 KiB
C++
187 lines
6.3 KiB
C++
// Copyright (C) 2005 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
|
|
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
|
|
//
|
|
// This library is free software; you can redistribute it and/or
|
|
// modify it under the terms of the GNU Lesser General Public
|
|
// License as published by the Free Software Foundation; either
|
|
// version 2.1 of the License.
|
|
//
|
|
// This library is distributed in the hope that it will be useful
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
// Lesser General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public
|
|
// License along with this library; if not, write to the Free Software
|
|
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
//
|
|
// See http://www.salome-platform.org/
|
|
//
|
|
|
|
#include <Standard_Stream.hxx>
|
|
|
|
#include <GEOMImpl_FillingDriver.hxx>
|
|
#include <GEOM_Function.hxx>
|
|
#include <GEOMImpl_IFilling.hxx>
|
|
#include <GEOMImpl_Types.hxx>
|
|
|
|
#include <BRep_Tool.hxx>
|
|
#include <BRepAlgo.hxx>
|
|
#include <BRepBuilderAPI_MakeFace.hxx>
|
|
|
|
#include <TopAbs.hxx>
|
|
#include <TopoDS.hxx>
|
|
#include <TopoDS_Shape.hxx>
|
|
#include <TopExp_Explorer.hxx>
|
|
|
|
#include <Geom_Curve.hxx>
|
|
#include <Geom_Surface.hxx>
|
|
#include <Geom_TrimmedCurve.hxx>
|
|
#include <Geom_BSplineSurface.hxx>
|
|
#include <GeomFill_Line.hxx>
|
|
#include <GeomFill_AppSurf.hxx>
|
|
#include <GeomFill_SectionGenerator.hxx>
|
|
|
|
#include <Precision.hxx>
|
|
#include <Standard_ConstructionError.hxx>
|
|
|
|
//=======================================================================
|
|
//function : GetID
|
|
//purpose :
|
|
//=======================================================================
|
|
const Standard_GUID& GEOMImpl_FillingDriver::GetID()
|
|
{
|
|
static Standard_GUID aFillingDriver ("FF1BBB62-5D14-4df2-980B-3A668264EA16");
|
|
return aFillingDriver;
|
|
}
|
|
|
|
|
|
//=======================================================================
|
|
//function : GEOMImpl_FillingDriver
|
|
//purpose :
|
|
//=======================================================================
|
|
|
|
GEOMImpl_FillingDriver::GEOMImpl_FillingDriver()
|
|
{
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : Execute
|
|
//purpose :
|
|
//=======================================================================
|
|
Standard_Integer GEOMImpl_FillingDriver::Execute(TFunction_Logbook& log) const
|
|
{
|
|
if (Label().IsNull()) return 0;
|
|
Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
|
|
if (aFunction.IsNull()) return 0;
|
|
|
|
if (aFunction->GetType() != BASIC_FILLING) return 0;
|
|
|
|
GEOMImpl_IFilling IF (aFunction);
|
|
Handle(GEOM_Function) aShapeFunction = IF.GetShape();
|
|
if (aShapeFunction.IsNull()) return 0;
|
|
TopoDS_Shape aShape = aShapeFunction->GetValue();
|
|
if (aShape.IsNull() || aShape.ShapeType() != TopAbs_COMPOUND) return 0;
|
|
|
|
Standard_Integer mindeg = IF.GetMinDeg();
|
|
Standard_Integer maxdeg = IF.GetMaxDeg();
|
|
Standard_Real tol3d = IF.GetTol2D();
|
|
Standard_Real tol2d = IF.GetTol3D();
|
|
Standard_Integer nbiter = IF.GetNbIter();
|
|
|
|
if (mindeg > maxdeg) {
|
|
Standard_RangeError::Raise("Minimal degree can not be more than maximal degree");
|
|
}
|
|
|
|
/* we verify the contents of the shape */
|
|
TopExp_Explorer Ex;
|
|
TopoDS_Shape Scurrent;
|
|
Standard_Real First, Last;
|
|
Handle(Geom_Curve) C;
|
|
GeomFill_SectionGenerator Section;
|
|
|
|
Standard_Integer i = 0;
|
|
for (Ex.Init(aShape, TopAbs_EDGE); Ex.More(); Ex.Next()) {
|
|
Scurrent = Ex.Current() ;
|
|
if (Scurrent.IsNull() || Scurrent.ShapeType() != TopAbs_EDGE) return 0;
|
|
C = BRep_Tool::Curve(TopoDS::Edge(Scurrent), First, Last);
|
|
C = new Geom_TrimmedCurve(C, First, Last);
|
|
Section.AddCurve(C);
|
|
i++;
|
|
}
|
|
|
|
/* a 'tolerance' is used to compare 2 knots : see GeomFill_Generator.cdl */
|
|
Section.Perform(Precision::Confusion());
|
|
Handle(GeomFill_Line) Line = new GeomFill_Line(i);
|
|
|
|
GeomFill_AppSurf App (mindeg, maxdeg, tol3d, tol2d, nbiter); /* user parameters */
|
|
App.Perform(Line, Section);
|
|
|
|
if (!App.IsDone()) return 0;
|
|
Standard_Integer UDegree, VDegree, NbUPoles, NbVPoles, NbUKnots, NbVKnots;
|
|
App.SurfShape(UDegree, VDegree, NbUPoles, NbVPoles, NbUKnots, NbVKnots);
|
|
Handle(Geom_BSplineSurface) GBS = new Geom_BSplineSurface
|
|
(App.SurfPoles(), App.SurfWeights(), App.SurfUKnots(), App.SurfVKnots(),
|
|
App.SurfUMults(), App.SurfVMults(), App.UDegree(), App.VDegree());
|
|
|
|
if (GBS.IsNull()) return 0;
|
|
aShape = BRepBuilderAPI_MakeFace(GBS);
|
|
|
|
/* We test the validity of resulting shape */
|
|
if (!BRepAlgo::IsValid((aShape))) {
|
|
Standard_ConstructionError::Raise("Algorithm have produced an invalid shape result");
|
|
return 0;
|
|
}
|
|
|
|
aFunction->SetValue(aShape);
|
|
|
|
log.SetTouched(Label());
|
|
return 1;
|
|
}
|
|
|
|
|
|
//=======================================================================
|
|
//function : GEOMImpl_FillingDriver_Type_
|
|
//purpose :
|
|
//=======================================================================
|
|
Standard_EXPORT Handle_Standard_Type& GEOMImpl_FillingDriver_Type_()
|
|
{
|
|
|
|
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_FillingDriver",
|
|
sizeof(GEOMImpl_FillingDriver),
|
|
1,
|
|
(Standard_Address)_Ancestors,
|
|
(Standard_Address)NULL);
|
|
|
|
return _aType;
|
|
}
|
|
|
|
//=======================================================================
|
|
//function : DownCast
|
|
//purpose :
|
|
//=======================================================================
|
|
|
|
const Handle(GEOMImpl_FillingDriver) Handle(GEOMImpl_FillingDriver)::DownCast(const Handle(Standard_Transient)& AnObject)
|
|
{
|
|
Handle(GEOMImpl_FillingDriver) _anOtherObject;
|
|
|
|
if (!AnObject.IsNull()) {
|
|
if (AnObject->IsKind(STANDARD_TYPE(GEOMImpl_FillingDriver))) {
|
|
_anOtherObject = Handle(GEOMImpl_FillingDriver)((Handle(GEOMImpl_FillingDriver)&)AnObject);
|
|
}
|
|
}
|
|
|
|
return _anOtherObject ;
|
|
}
|
|
|
|
|