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_MarkerDriver.hxx>
25 #include <GEOMImpl_IMarker.hxx>
26 #include <GEOMImpl_Types.hxx>
27 #include <GEOM_Function.hxx>
28 #include <GEOMImpl_IMeasureOperations.hxx>
30 #include <BRepBuilderAPI_MakeFace.hxx>
31 #include <BRep_Tool.hxx>
35 #include <TopoDS_Shape.hxx>
36 #include <TopoDS_Edge.hxx>
37 #include <TopoDS_Vertex.hxx>
40 #include <GC_MakePlane.hxx>
41 #include <Geom_Surface.hxx>
43 #include <Precision.hxx>
49 #include <Standard_ConstructionError.hxx>
51 //=======================================================================
54 //=======================================================================
55 const Standard_GUID& GEOMImpl_MarkerDriver::GetID()
57 static Standard_GUID aMarkerDriver("FF1BBB07-5D14-4df2-980B-3A668264EA16");
62 //=======================================================================
63 //function : GEOMImpl_MarkerDriver
65 //=======================================================================
66 GEOMImpl_MarkerDriver::GEOMImpl_MarkerDriver()
70 //=======================================================================
73 //=======================================================================
74 Standard_Integer GEOMImpl_MarkerDriver::Execute(TFunction_Logbook& log) const
76 if (Label().IsNull()) return 0;
77 Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
79 GEOMImpl_IMarker aPI (aFunction);
80 Standard_Integer aType = aFunction->GetType();
84 if (aType == MARKER_CS) {
88 aPI.GetOrigin(OX, OY, OZ);
89 aPI.GetXDir(XDX, XDY, XDZ);
90 aPI.GetYDir(YDX, YDY, YDZ);
92 gp_Pnt aPO (OX, OY, OZ);
93 gp_Vec aVX (XDX, XDY, XDZ);
94 gp_Vec aVY (YDX, YDY, YDZ);
95 Standard_Real aTol = Precision::Confusion();
96 if (aVX.Magnitude() < aTol ||
97 aVY.Magnitude() < aTol ||
98 aVX.IsParallel(aVY, Precision::Angular())) {
99 Standard_ConstructionError::Raise("Degenerated or parallel directions given");
102 gp_Vec aN = aVX ^ aVY;
103 gp_Ax3 anA (aPO, aN, aVX);
106 double aTrimSize = 100.0;
107 aShape = BRepBuilderAPI_MakeFace(aPln, -aTrimSize, +aTrimSize, -aTrimSize, +aTrimSize).Shape();
108 } else if (aType == MARKER_SHAPE) {
109 Handle(GEOM_Function) aRefShape = aPI.GetShape();
110 TopoDS_Shape aSh = aRefShape->GetValue();
111 gp_Ax3 anAx3 = GEOMImpl_IMeasureOperations::GetPosition(aSh);
114 double aTrimSize = 100.0;
115 aShape = BRepBuilderAPI_MakeFace(aPln, -aTrimSize, +aTrimSize, -aTrimSize, +aTrimSize).Shape();
116 } else if (aType == MARKER_PNT2VEC) {
117 Handle(GEOM_Function) aRefOrigin = aPI.GetOrigin();
118 Handle(GEOM_Function) aRefXVec = aPI.GetXVec();
119 Handle(GEOM_Function) aRefYVec = aPI.GetYVec();
120 TopoDS_Shape aShapeOrigin = aRefOrigin->GetValue();
121 TopoDS_Shape aShapeXVec = aRefXVec->GetValue();
122 TopoDS_Shape aShapeYVec = aRefYVec->GetValue();
123 if (aShapeOrigin.ShapeType() != TopAbs_VERTEX || aShapeOrigin.IsNull()) return 0;
124 if (aShapeXVec.ShapeType() != TopAbs_EDGE || aShapeXVec.IsNull()) return 0;
125 if (aShapeYVec.ShapeType() != TopAbs_EDGE || aShapeYVec.IsNull()) return 0;
127 gp_Pnt aPO = BRep_Tool::Pnt( TopoDS::Vertex( aShapeOrigin ) );
129 gp_Pnt aPX1 = BRep_Tool::Pnt( TopExp::FirstVertex( TopoDS::Edge( aShapeXVec ) ) );
130 gp_Pnt aPX2 = BRep_Tool::Pnt( TopExp::LastVertex( TopoDS::Edge( aShapeXVec ) ) );
131 gp_Vec aVX( aPX1, aPX2 );
133 gp_Pnt aPY1 = BRep_Tool::Pnt( TopExp::FirstVertex( TopoDS::Edge( aShapeYVec ) ) );
134 gp_Pnt aPY2 = BRep_Tool::Pnt( TopExp::LastVertex( TopoDS::Edge( aShapeYVec ) ) );
135 gp_Vec aVY( aPY1, aPY2 );
137 if (aVX.Magnitude() < gp::Resolution() || aVY.Magnitude() < gp::Resolution())
138 Standard_ConstructionError::Raise
139 ("Local CS creation aborted: vector of zero length is given");
141 if ( aVX.IsParallel(aVY, Precision::Angular()))
142 Standard_ConstructionError::Raise("Parallel Vectors given");
144 gp_Vec aN = aVX ^ aVY;
145 gp_Ax3 anA (aPO, aN, aVX);
148 double aTrimSize = 100.0;
149 aShape = BRepBuilderAPI_MakeFace(aPln, -aTrimSize, +aTrimSize, -aTrimSize, +aTrimSize).Shape();
153 if (aShape.IsNull()) return 0;
155 aFunction->SetValue(aShape);
157 log.SetTouched(Label());
163 //=======================================================================
164 //function : GEOMImpl_MarkerDriver_Type_
166 //=======================================================================
167 Standard_EXPORT Handle_Standard_Type& GEOMImpl_MarkerDriver_Type_()
170 static Handle_Standard_Type aType1 = STANDARD_TYPE(TFunction_Driver);
171 if ( aType1.IsNull()) aType1 = STANDARD_TYPE(TFunction_Driver);
172 static Handle_Standard_Type aType2 = STANDARD_TYPE(MMgt_TShared);
173 if ( aType2.IsNull()) aType2 = STANDARD_TYPE(MMgt_TShared);
174 static Handle_Standard_Type aType3 = STANDARD_TYPE(Standard_Transient);
175 if ( aType3.IsNull()) aType3 = STANDARD_TYPE(Standard_Transient);
178 static Handle_Standard_Transient _Ancestors[]= {aType1,aType2,aType3,NULL};
179 static Handle_Standard_Type _aType = new Standard_Type("GEOMImpl_MarkerDriver",
180 sizeof(GEOMImpl_MarkerDriver),
182 (Standard_Address)_Ancestors,
183 (Standard_Address)NULL);
188 //=======================================================================
189 //function : DownCast
191 //=======================================================================
192 const Handle(GEOMImpl_MarkerDriver) Handle(GEOMImpl_MarkerDriver)::DownCast
193 (const Handle(Standard_Transient)& AnObject)
195 Handle(GEOMImpl_MarkerDriver) _anOtherObject;
197 if (!AnObject.IsNull()) {
198 if (AnObject->IsKind(STANDARD_TYPE(GEOMImpl_MarkerDriver))) {
199 _anOtherObject = Handle(GEOMImpl_MarkerDriver)((Handle(GEOMImpl_MarkerDriver)&)AnObject);
203 return _anOtherObject ;