1 // Copyright (C) 2005 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
2 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
4 // This library is free software; you can redistribute it and/or
5 // modify it under the terms of the GNU Lesser General Public
6 // License as published by the Free Software Foundation; either
7 // version 2.1 of the License.
9 // This library is distributed in the hope that it will be useful
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // Lesser General Public License for more details.
14 // You should have received a copy of the GNU Lesser General Public
15 // License along with this library; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21 #include <Standard_Stream.hxx>
23 #include <GEOMImpl_RevolutionDriver.hxx>
25 #include <GEOMImpl_IShapesOperations.hxx>
26 #include <GEOMImpl_IRevolution.hxx>
27 #include <GEOMImpl_Types.hxx>
28 #include <GEOM_Function.hxx>
30 #include <BRepPrimAPI_MakeRevol.hxx>
31 #include <BRepBuilderAPI_Transform.hxx>
32 #include <BRep_Tool.hxx>
34 #include <TopoDS_Shape.hxx>
35 #include <TopoDS_Edge.hxx>
36 #include <TopoDS_Vertex.hxx>
39 #include <gp_Trsf.hxx>
43 #include <Precision.hxx>
44 #include <StdFail_NotDone.hxx>
45 #include <Standard_TypeMismatch.hxx>
46 #include <Standard_ConstructionError.hxx>
48 //=======================================================================
51 //=======================================================================
52 const Standard_GUID& GEOMImpl_RevolutionDriver::GetID()
54 static Standard_GUID aRevolutionDriver("FF1BBB18-5D14-4df2-980B-3A668264EA16");
55 return aRevolutionDriver;
59 //=======================================================================
60 //function : GEOMImpl_RevolutionDriver
62 //=======================================================================
63 GEOMImpl_RevolutionDriver::GEOMImpl_RevolutionDriver()
67 //=======================================================================
70 //=======================================================================
71 Standard_Integer GEOMImpl_RevolutionDriver::Execute(TFunction_Logbook& log) const
73 if (Label().IsNull()) return 0;
74 Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
76 GEOMImpl_IRevolution aCI (aFunction);
77 Standard_Integer aType = aFunction->GetType();
81 if (aType == REVOLUTION_BASE_AXIS_ANGLE || aType == REVOLUTION_BASE_AXIS_ANGLE_2WAYS) {
82 Handle(GEOM_Function) aRefBase = aCI.GetBase();
83 Handle(GEOM_Function) aRefAxis = aCI.GetAxis();
84 TopoDS_Shape aShapeBase = aRefBase->GetValue();
85 TopoDS_Shape aShapeAxis = aRefAxis->GetValue();
86 if (aShapeAxis.ShapeType() != TopAbs_EDGE) {
87 Standard_TypeMismatch::Raise("Revolution Axis must be an edge");
90 TopoDS_Edge anE = TopoDS::Edge(aShapeAxis);
92 TopExp::Vertices(anE, V1, V2, Standard_True);
93 if (V1.IsNull() || V2.IsNull()) {
94 Standard_ConstructionError::Raise("Bad edge for the Revolution Axis given");
97 gp_Vec aV (BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2));
98 if (aV.Magnitude() < Precision::Confusion()) {
99 Standard_ConstructionError::Raise
100 ("End vertices of edge, defining the Revolution Axis, are too close");
103 if (aShapeBase.ShapeType() == TopAbs_VERTEX) {
104 gp_Lin aL(BRep_Tool::Pnt(V1), gp_Dir(aV));
105 Standard_Real d = aL.Distance(BRep_Tool::Pnt(TopoDS::Vertex(aShapeBase)));
106 if (d < Precision::Confusion()) {
107 Standard_ConstructionError::Raise("Vertex to be rotated is too close to Revolution Axis");
110 double anAngle = aCI.GetAngle();
111 gp_Ax1 anAxis (BRep_Tool::Pnt(V1), aV);
112 if (aType == REVOLUTION_BASE_AXIS_ANGLE_2WAYS)
115 aTrsf.SetRotation(anAxis, ( -anAngle ));
116 BRepBuilderAPI_Transform aTransformation(aShapeBase, aTrsf, Standard_False);
117 aShapeBase = aTransformation.Shape();
118 anAngle = anAngle * 2;
120 BRepPrimAPI_MakeRevol MR (aShapeBase, anAxis, anAngle, Standard_False);
121 if (!MR.IsDone()) MR.Build();
122 if (!MR.IsDone()) StdFail_NotDone::Raise("Revolution algorithm has failed");
127 if (aShape.IsNull()) return 0;
129 TopoDS_Shape aRes = GEOMImpl_IShapesOperations::CompsolidToCompound(aShape);
130 aFunction->SetValue(aRes);
132 log.SetTouched(Label());
138 //=======================================================================
139 //function : GEOMImpl_RevolutionDriver_Type_
141 //=======================================================================
142 Standard_EXPORT Handle_Standard_Type& GEOMImpl_RevolutionDriver_Type_()
145 static Handle_Standard_Type aType1 = STANDARD_TYPE(TFunction_Driver);
146 if ( aType1.IsNull()) aType1 = STANDARD_TYPE(TFunction_Driver);
147 static Handle_Standard_Type aType2 = STANDARD_TYPE(MMgt_TShared);
148 if ( aType2.IsNull()) aType2 = STANDARD_TYPE(MMgt_TShared);
149 static Handle_Standard_Type aType3 = STANDARD_TYPE(Standard_Transient);
150 if ( aType3.IsNull()) aType3 = STANDARD_TYPE(Standard_Transient);
153 static Handle_Standard_Transient _Ancestors[]= {aType1,aType2,aType3,NULL};
154 static Handle_Standard_Type _aType = new Standard_Type("GEOMImpl_RevolutionDriver",
155 sizeof(GEOMImpl_RevolutionDriver),
157 (Standard_Address)_Ancestors,
158 (Standard_Address)NULL);
163 //=======================================================================
164 //function : DownCast
166 //=======================================================================
167 const Handle(GEOMImpl_RevolutionDriver) Handle(GEOMImpl_RevolutionDriver)::DownCast(const Handle(Standard_Transient)& AnObject)
169 Handle(GEOMImpl_RevolutionDriver) _anOtherObject;
171 if (!AnObject.IsNull()) {
172 if (AnObject->IsKind(STANDARD_TYPE(GEOMImpl_RevolutionDriver))) {
173 _anOtherObject = Handle(GEOMImpl_RevolutionDriver)((Handle(GEOMImpl_RevolutionDriver)&)AnObject);
177 return _anOtherObject ;