1 // Copyright (C) 2007-2010 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 #include <Standard_Stream.hxx>
25 #include <GEOMImpl_ConeDriver.hxx>
26 #include <GEOMImpl_ICone.hxx>
27 #include <GEOMImpl_Types.hxx>
28 #include <GEOM_Function.hxx>
30 #include <BRepPrimAPI_MakeCone.hxx>
31 #include <BRepPrimAPI_MakeCylinder.hxx>
32 #include <BRep_Tool.hxx>
36 #include <TopoDS_Shape.hxx>
37 #include <TopoDS_Vertex.hxx>
40 #include <Standard_TypeMismatch.hxx>
41 #include <Standard_NullObject.hxx>
42 #include <StdFail_NotDone.hxx>
43 #include <Precision.hxx>
47 //=======================================================================
50 //=======================================================================
51 const Standard_GUID& GEOMImpl_ConeDriver::GetID()
53 static Standard_GUID aConeDriver("FF1BBB15-5D14-4df2-980B-3A668264EA16");
58 //=======================================================================
59 //function : GEOMImpl_ConeDriver
61 //=======================================================================
62 GEOMImpl_ConeDriver::GEOMImpl_ConeDriver()
66 //=======================================================================
69 //=======================================================================
70 Standard_Integer GEOMImpl_ConeDriver::Execute(TFunction_Logbook& log) const
72 if (Label().IsNull()) return 0;
73 Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
75 GEOMImpl_ICone aCI (aFunction);
76 Standard_Integer aType = aFunction->GetType();
81 Standard_Real aR1 = aCI.GetR1();
82 Standard_Real aR2 = aCI.GetR2();
84 if (aType == CONE_R1_R2_H) {
88 } else if (aType == CONE_PNT_VEC_R1_R2_H) {
89 Handle(GEOM_Function) aRefPoint = aCI.GetPoint();
90 Handle(GEOM_Function) aRefVector = aCI.GetVector();
91 TopoDS_Shape aShapePnt = aRefPoint->GetValue();
92 TopoDS_Shape aShapeVec = aRefVector->GetValue();
93 if (aShapePnt.IsNull() || aShapeVec.IsNull()) {
94 Standard_NullObject::Raise
95 ("Cone creation aborted: point or vector is not defined");
97 if (aShapePnt.ShapeType() != TopAbs_VERTEX ||
98 aShapeVec.ShapeType() != TopAbs_EDGE) {
99 Standard_TypeMismatch::Raise
100 ("Cone creation aborted: point or vector shapes has wrong type");
103 aP = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt));
105 TopoDS_Edge anE = TopoDS::Edge(aShapeVec);
106 TopoDS_Vertex V1, V2;
107 TopExp::Vertices(anE, V1, V2, Standard_True);
108 if (V1.IsNull() || V2.IsNull()) {
109 Standard_NullObject::Raise
110 ("Cylinder creation aborted: vector is not defined");
112 aV = gp_Vec(BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2));
118 if (aCI.GetH() < 0.0) aV.Reverse();
119 gp_Ax2 anAxes (aP, aV);
122 // Cone does not work if same radius
123 if (fabs(aR1 - aR2) <= Precision::Confusion()) {
124 BRepPrimAPI_MakeCylinder MC (anAxes, (aR1 + aR2)/2.0, Abs(aCI.GetH()));
127 StdFail_NotDone::Raise("Cylinder can't be computed from the given parameters");
131 BRepPrimAPI_MakeCone MC (anAxes, aCI.GetR1(), aCI.GetR2(), Abs(aCI.GetH()));
134 StdFail_NotDone::Raise("Cylinder can't be computed from the given parameters");
138 if (aShape.IsNull()) return 0;
140 log.SetTouched(Label());
142 aFunction->SetValue(aShape);
147 //=======================================================================
148 //function : GEOMImpl_ConeDriver_Type_
150 //=======================================================================
151 Standard_EXPORT Handle_Standard_Type& GEOMImpl_ConeDriver_Type_()
154 static Handle_Standard_Type aType1 = STANDARD_TYPE(TFunction_Driver);
155 if ( aType1.IsNull()) aType1 = STANDARD_TYPE(TFunction_Driver);
156 static Handle_Standard_Type aType2 = STANDARD_TYPE(MMgt_TShared);
157 if ( aType2.IsNull()) aType2 = STANDARD_TYPE(MMgt_TShared);
158 static Handle_Standard_Type aType3 = STANDARD_TYPE(Standard_Transient);
159 if ( aType3.IsNull()) aType3 = STANDARD_TYPE(Standard_Transient);
162 static Handle_Standard_Transient _Ancestors[]= {aType1,aType2,aType3,NULL};
163 static Handle_Standard_Type _aType = new Standard_Type("GEOMImpl_ConeDriver",
164 sizeof(GEOMImpl_ConeDriver),
166 (Standard_Address)_Ancestors,
167 (Standard_Address)NULL);
172 //=======================================================================
173 //function : DownCast
175 //=======================================================================
176 const Handle(GEOMImpl_ConeDriver) Handle(GEOMImpl_ConeDriver)::DownCast(const Handle(Standard_Transient)& AnObject)
178 Handle(GEOMImpl_ConeDriver) _anOtherObject;
180 if (!AnObject.IsNull()) {
181 if (AnObject->IsKind(STANDARD_TYPE(GEOMImpl_ConeDriver))) {
182 _anOtherObject = Handle(GEOMImpl_ConeDriver)((Handle(GEOMImpl_ConeDriver)&)AnObject);
186 return _anOtherObject ;