1 // Copyright (C) 2007-2013 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 "GEOMImpl_VectorDriver.hxx"
25 #include "GEOMImpl_IVector.hxx"
26 #include "GEOMImpl_Types.hxx"
27 #include "GEOM_Function.hxx"
28 #include "GEOM_Object.hxx"
30 #include <BRepBuilderAPI_MakeEdge.hxx>
31 #include <BRep_Tool.hxx>
32 #include <Geom_Curve.hxx>
33 #include <Precision.hxx>
34 #include <TCollection_AsciiString.hxx>
38 #include <TopoDS_Edge.hxx>
39 #include <TopoDS_Shape.hxx>
40 #include <TopoDS_Vertex.hxx>
44 #include <Standard_ConstructionError.hxx>
46 //=======================================================================
49 //=======================================================================
50 const Standard_GUID& GEOMImpl_VectorDriver::GetID()
52 static Standard_GUID aVectorDriver("FF1BBB04-5D14-4df2-980B-3A668264EA16");
57 //=======================================================================
58 //function : GEOMImpl_VectorDriver
60 //=======================================================================
61 GEOMImpl_VectorDriver::GEOMImpl_VectorDriver()
65 //=======================================================================
68 //=======================================================================
69 Standard_Integer GEOMImpl_VectorDriver::Execute(TFunction_Logbook& log) const
71 if (Label().IsNull()) return 0;
72 Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
74 GEOMImpl_IVector aPI (aFunction);
75 Standard_Integer aType = aFunction->GetType();
76 if (aType != VECTOR_DX_DY_DZ && aType != VECTOR_TWO_PNT &&
77 aType != VECTOR_TANGENT_CURVE_PAR && aType != VECTOR_REVERSE) return 0;
81 if (aType == VECTOR_DX_DY_DZ) {
82 gp_Pnt P1 = gp::Origin();
83 gp_Pnt P2 (aPI.GetDX(), aPI.GetDY(), aPI.GetDZ());
84 if (P1.Distance(P2) < Precision::Confusion()) {
85 TCollection_AsciiString aMsg ("Can not build vector with length, less than ");
86 aMsg += TCollection_AsciiString(Precision::Confusion());
87 Standard_ConstructionError::Raise(aMsg.ToCString());
89 aShape = BRepBuilderAPI_MakeEdge(P1, P2).Shape();
91 else if (aType == VECTOR_TWO_PNT) {
92 Handle(GEOM_Function) aRefPnt1 = aPI.GetPoint1();
93 Handle(GEOM_Function) aRefPnt2 = aPI.GetPoint2();
94 TopoDS_Shape aShape1 = aRefPnt1->GetValue();
95 TopoDS_Shape aShape2 = aRefPnt2->GetValue();
96 if (aShape1.ShapeType() != TopAbs_VERTEX ||
97 aShape2.ShapeType() != TopAbs_VERTEX) return 0;
98 if (aShape1.IsSame(aShape2)) {
99 Standard_ConstructionError::Raise("The end points must be different");
101 TopoDS_Vertex V1 = TopoDS::Vertex(aShape1);
102 TopoDS_Vertex V2 = TopoDS::Vertex(aShape2);
103 gp_Pnt P1 = BRep_Tool::Pnt(V1);
104 gp_Pnt P2 = BRep_Tool::Pnt(V2);
105 if (P1.Distance(P2) < Precision::Confusion()) {
106 Standard_ConstructionError::Raise("The end points are too close");
108 aShape = BRepBuilderAPI_MakeEdge(V1, V2).Shape();
110 else if (aType == VECTOR_TANGENT_CURVE_PAR) {
111 Handle(GEOM_Function) aRefCurve = aPI.GetCurve();
112 TopoDS_Shape aRefShape = aRefCurve->GetValue();
113 if (aRefShape.ShapeType() != TopAbs_EDGE) {
114 Standard_TypeMismatch::Raise
115 ("Tangent On Curve creation aborted : curve shape is not an edge");
117 Standard_Real aFParam =0., aLParam =0., aParam =0.;
118 Handle(Geom_Curve) aCurve = BRep_Tool::Curve(TopoDS::Edge(aRefShape), aFParam, aLParam);
119 if(aCurve.IsNull()) {
120 Standard_TypeMismatch::Raise
121 ("Tangent On Curve creation aborted : curve is null");
124 aParam = aFParam + (aLParam - aFParam) * aPI.GetParameter();
125 gp_Pnt aPoint1,aPoint2;
127 aCurve->D1(aParam,aPoint1,aVec);
128 if(aVec.Magnitude() < gp::Resolution())
129 Standard_TypeMismatch::Raise
130 ("Tangent On Curve creation aborted : invalid value of tangent");
131 aPoint2.SetXYZ(aPoint1.XYZ() + aVec.XYZ());
132 BRepBuilderAPI_MakeEdge aBuilder(aPoint1,aPoint2);
133 if(aBuilder.IsDone())
134 aShape = aBuilder.Shape();
136 else if (aType == VECTOR_REVERSE) {
137 Handle(GEOM_Function) aRefVec = aPI.GetCurve();
138 TopoDS_Shape aRefShape = aRefVec->GetValue();
139 if (aRefShape.ShapeType() != TopAbs_EDGE) {
140 Standard_TypeMismatch::Raise
141 ("Reversed vector creation aborted : vector shape is not an edge");
143 TopoDS_Edge anE = TopoDS::Edge(aRefShape);
144 TopoDS_Vertex V1, V2;
145 TopExp::Vertices(anE, V1, V2, Standard_True);
146 aShape = BRepBuilderAPI_MakeEdge(V2, V1).Shape();
149 if (aShape.IsNull()) return 0;
151 aFunction->SetValue(aShape);
153 log.SetTouched(Label());
158 //================================================================================
160 * \brief Returns a name of creation operation and names and values of creation parameters
162 //================================================================================
164 bool GEOMImpl_VectorDriver::
165 GetCreationInformation(std::string& theOperationName,
166 std::vector<GEOM_Param>& theParams)
168 if (Label().IsNull()) return 0;
169 Handle(GEOM_Function) function = GEOM_Function::GetFunction(Label());
171 GEOMImpl_IVector aCI( function );
172 Standard_Integer aType = function->GetType();
175 case VECTOR_DX_DY_DZ:
176 theOperationName = "VECTOR";
177 AddParam( theParams, "Dx", aCI.GetDX() );
178 AddParam( theParams, "Dy", aCI.GetDY() );
179 AddParam( theParams, "Dz", aCI.GetDZ() );
181 case VECTOR_TWO_PNT: {
182 TDF_Label label = Label();
183 Handle(GEOM_Object) obj = GEOM_Object::GetObject( label );
184 if ( !obj.IsNull() && obj->GetType() == GEOM_EDGE )
185 theOperationName = "EDGE";
187 theOperationName = "VECTOR";
188 AddParam( theParams, "Point 1", aCI.GetPoint1() );
189 AddParam( theParams, "Point 2", aCI.GetPoint2() );
192 case VECTOR_TANGENT_CURVE_PAR:
193 theOperationName = "MakeTangentOnCurve";
194 AddParam( theParams, "Curve", aCI.GetCurve() );
195 AddParam( theParams, "Parameter", aCI.GetParameter() );
198 theOperationName = "CHANGE_ORIENTATION";
199 AddParam( theParams, "Vector", aCI.GetCurve() );
208 IMPLEMENT_STANDARD_HANDLE (GEOMImpl_VectorDriver,GEOM_BaseDriver);
209 IMPLEMENT_STANDARD_RTTIEXT (GEOMImpl_VectorDriver,GEOM_BaseDriver);