1 // Copyright (C) 2007-2008 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
22 #include <Standard_Stream.hxx>
24 #include <GEOMImpl_PlaneDriver.hxx>
25 #include <GEOMImpl_IPlane.hxx>
26 #include <GEOMImpl_Types.hxx>
27 #include <GEOM_Function.hxx>
29 #include <GEOMImpl_IMeasureOperations.hxx>
32 #include <BRepBuilderAPI_MakeFace.hxx>
33 #include <BRep_Tool.hxx>
34 #include <BRepTopAdaptor_FClass2d.hxx>
35 #include <ShapeAnalysis.hxx>
39 #include <TopoDS_Shape.hxx>
40 #include <TopoDS_Edge.hxx>
41 #include <TopoDS_Vertex.hxx>
44 #include <GC_MakePlane.hxx>
45 #include <Geom_Surface.hxx>
47 #include <Precision.hxx>
54 #include <Standard_ConstructionError.hxx>
55 #include <Standard_TypeMismatch.hxx>
57 //=======================================================================
60 //=======================================================================
61 const Standard_GUID& GEOMImpl_PlaneDriver::GetID()
63 static Standard_GUID aPlaneDriver("FF1BBB05-5D14-4df2-980B-3A668264EA16");
68 //=======================================================================
69 //function : GEOMImpl_PlaneDriver
71 //=======================================================================
72 GEOMImpl_PlaneDriver::GEOMImpl_PlaneDriver()
76 //=======================================================================
79 //=======================================================================
80 Standard_Integer GEOMImpl_PlaneDriver::Execute(TFunction_Logbook& log) const
82 if (Label().IsNull()) return 0;
83 Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
85 GEOMImpl_IPlane aPI (aFunction);
86 Standard_Integer aType = aFunction->GetType();
90 double aSize = aPI.GetSize() / 2.0;
91 if (aType == PLANE_PNT_VEC) {
92 Handle(GEOM_Function) aRefPnt = aPI.GetPoint();
93 Handle(GEOM_Function) aRefVec = aPI.GetVector();
94 TopoDS_Shape aShape1 = aRefPnt->GetValue();
95 TopoDS_Shape aShape2 = aRefVec->GetValue();
96 if (aShape1.ShapeType() != TopAbs_VERTEX ||
97 aShape2.ShapeType() != TopAbs_EDGE) return 0;
98 gp_Pnt aP = BRep_Tool::Pnt(TopoDS::Vertex(aShape1));
99 TopoDS_Edge anE = TopoDS::Edge(aShape2);
100 TopoDS_Vertex V1, V2;
101 TopExp::Vertices(anE, V1, V2, Standard_True);
102 if (!V1.IsNull() && !V2.IsNull()) {
103 gp_Vec aV (BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2));
104 gp_Pln aPln (aP, aV);
105 aShape = BRepBuilderAPI_MakeFace(aPln, -aSize, +aSize, -aSize, +aSize).Shape();
107 } else if (aType == PLANE_THREE_PNT) {
108 Handle(GEOM_Function) aRefPnt1 = aPI.GetPoint1();
109 Handle(GEOM_Function) aRefPnt2 = aPI.GetPoint2();
110 Handle(GEOM_Function) aRefPnt3 = aPI.GetPoint3();
111 TopoDS_Shape aShape1 = aRefPnt1->GetValue();
112 TopoDS_Shape aShape2 = aRefPnt2->GetValue();
113 TopoDS_Shape aShape3 = aRefPnt3->GetValue();
114 if (aShape1.ShapeType() != TopAbs_VERTEX ||
115 aShape2.ShapeType() != TopAbs_VERTEX ||
116 aShape3.ShapeType() != TopAbs_VERTEX) return 0;
117 gp_Pnt aP1 = BRep_Tool::Pnt(TopoDS::Vertex(aShape1));
118 gp_Pnt aP2 = BRep_Tool::Pnt(TopoDS::Vertex(aShape2));
119 gp_Pnt aP3 = BRep_Tool::Pnt(TopoDS::Vertex(aShape3));
120 if (aP1.Distance(aP2) < gp::Resolution() ||
121 aP1.Distance(aP3) < gp::Resolution() ||
122 aP2.Distance(aP3) < gp::Resolution())
123 Standard_ConstructionError::Raise("Plane creation aborted: coincident points given");
124 if (gp_Vec(aP1, aP2).IsParallel(gp_Vec(aP1, aP3), Precision::Angular()))
125 Standard_ConstructionError::Raise("Plane creation aborted: points lay on one line");
126 GC_MakePlane aMakePlane (aP1, aP2, aP3);
127 aShape = BRepBuilderAPI_MakeFace(aMakePlane, -aSize, +aSize, -aSize, +aSize).Shape();
128 } else if (aType == PLANE_FACE) {
129 Handle(GEOM_Function) aRef = aPI.GetFace();
130 TopoDS_Shape aRefShape = aRef->GetValue();
131 //if (aRefShape.ShapeType() != TopAbs_FACE) return 0;
132 //Handle(Geom_Surface) aGS = BRep_Tool::Surface(TopoDS::Face(aRefShape));
133 //if (!aGS->IsKind(STANDARD_TYPE(Geom_Plane))) {
134 // Standard_TypeMismatch::Raise("Plane creation aborted: non-planar face given as argument");
136 //aShape = BRepBuilderAPI_MakeFace(aGS, -aSize, +aSize, -aSize, +aSize).Shape();
137 gp_Ax3 anAx3 = GEOMImpl_IMeasureOperations::GetPosition(aRefShape);
139 aShape = BRepBuilderAPI_MakeFace(aPln, -aSize, +aSize, -aSize, +aSize).Shape();
141 else if (aType == PLANE_TANGENT_FACE)
143 Handle(GEOM_Function) aRefFace = aPI.GetFace();
144 TopoDS_Shape aShape1 = aRefFace->GetValue();
146 Standard_TypeMismatch::Raise("Plane was not created.Basis face was not specified");
147 TopoDS_Face aFace = TopoDS::Face(aShape1);
149 Standard_Real aKoefU = aPI.GetParameterU();
150 Standard_Real aKoefV = aPI.GetParameterV();
151 Standard_Real aUmin,aUmax,aVmin,aVmax;
152 ShapeAnalysis::GetFaceUVBounds(aFace,aUmin,aUmax,aVmin,aVmax);
153 Standard_Real aDeltaU = aUmax - aUmin;
154 Standard_Real aDeltaV = aVmax - aVmin;
155 Standard_Real aParamU = aUmin + aDeltaU*aKoefU;
156 Standard_Real aParamV = aVmin + aDeltaV*aKoefV;
157 Handle(Geom_Surface) aSurf = BRep_Tool::Surface(aFace);
159 Standard_TypeMismatch::Raise("Plane was not created.Base surface is absent");
162 aSurf->D1(aParamU,aParamV,aPLoc,aVecU,aVecV);
163 BRepTopAdaptor_FClass2d clas(aFace,Precision::PConfusion());
165 TopAbs_State stOut= clas.PerformInfinitePoint();
166 gp_Pnt2d aP2d(aParamU,aParamV);
167 TopAbs_State st= clas.Perform(aP2d);
169 Standard_TypeMismatch::Raise("Plane was not created.Point lies outside the face");
170 gp_Vec aNorm = aVecU^aVecV;
171 gp_Ax3 anAxis(aPLoc,gp_Dir(aNorm),gp_Dir(aVecU));
172 gp_Pln aPlane(anAxis);
173 BRepBuilderAPI_MakeFace aTool(aPlane, -aSize, +aSize, -aSize, +aSize);
175 aShape = aTool.Shape();
180 if (aShape.IsNull()) return 0;
182 aFunction->SetValue(aShape);
184 log.SetTouched(Label());
190 //=======================================================================
191 //function : GEOMImpl_PlaneDriver_Type_
193 //=======================================================================
194 Standard_EXPORT Handle_Standard_Type& GEOMImpl_PlaneDriver_Type_()
197 static Handle_Standard_Type aType1 = STANDARD_TYPE(TFunction_Driver);
198 if ( aType1.IsNull()) aType1 = STANDARD_TYPE(TFunction_Driver);
199 static Handle_Standard_Type aType2 = STANDARD_TYPE(MMgt_TShared);
200 if ( aType2.IsNull()) aType2 = STANDARD_TYPE(MMgt_TShared);
201 static Handle_Standard_Type aType3 = STANDARD_TYPE(Standard_Transient);
202 if ( aType3.IsNull()) aType3 = STANDARD_TYPE(Standard_Transient);
205 static Handle_Standard_Transient _Ancestors[]= {aType1,aType2,aType3,NULL};
206 static Handle_Standard_Type _aType = new Standard_Type("GEOMImpl_PlaneDriver",
207 sizeof(GEOMImpl_PlaneDriver),
209 (Standard_Address)_Ancestors,
210 (Standard_Address)NULL);
215 //=======================================================================
216 //function : DownCast
218 //=======================================================================
219 const Handle(GEOMImpl_PlaneDriver) Handle(GEOMImpl_PlaneDriver)::DownCast
220 (const Handle(Standard_Transient)& AnObject)
222 Handle(GEOMImpl_PlaneDriver) _anOtherObject;
224 if (!AnObject.IsNull()) {
225 if (AnObject->IsKind(STANDARD_TYPE(GEOMImpl_PlaneDriver))) {
226 _anOtherObject = Handle(GEOMImpl_PlaneDriver)((Handle(GEOMImpl_PlaneDriver)&)AnObject);
230 return _anOtherObject ;