//======================================================================= //function : Execute //purpose : //======================================================================= Standard_Integer GEOMImpl_CylinderDriver::Execute(TFunction_Logbook& log) const { if (Label().IsNull()) return 0; Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label()); GEOMImpl_ICylinder aCI (aFunction); Standard_Integer aType = aFunction->GetType(); gp_Pnt aP; gp_Vec aV; if (aType == CYLINDER_R_H) { aP = gp::Origin(); aV = gp::DZ(); } else if (aType == CYLINDER_PNT_VEC_R_H) { Handle(GEOM_Function) aRefPoint = aCI.GetPoint(); Handle(GEOM_Function) aRefVector = aCI.GetVector(); TopoDS_Shape aShapePnt = aRefPoint->GetValue(); TopoDS_Shape aShapeVec = aRefVector->GetValue(); if (aShapePnt.IsNull() || aShapeVec.IsNull()) { Standard_NullObject::Raise("Cylinder creation aborted: point or vector is not defined"); } if (aShapePnt.ShapeType() != TopAbs_VERTEX || aShapeVec.ShapeType() != TopAbs_EDGE) { Standard_TypeMismatch::Raise("Cylinder creation aborted: point or vector shapes has wrong type"); } aP = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt)); TopoDS_Edge anE = TopoDS::Edge(aShapeVec); TopoDS_Vertex V1, V2; TopExp::Vertices(anE, V1, V2, Standard_True); if (V1.IsNull() || V2.IsNull()) { Standard_NullObject::Raise("Cylinder creation aborted: vector is not defined"); } aV = gp_Vec(BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2)); } else { return 0; } if (aCI.GetH() < 0.0) aV.Reverse(); gp_Ax2 anAxes (aP, aV); BRepPrimAPI_MakeCylinder MC (anAxes, aCI.GetR(), Abs(aCI.GetH())); MC.Build(); if (!MC.IsDone()) { StdFail_NotDone::Raise("Cylinder can't be computed from the given parameters"); } TopoDS_Shape aShape = MC.Shape(); if (aShape.IsNull()) return 0; aFunction->SetValue(aShape); log.SetTouched(Label()); return 1; }
//======================================================================= //function : Execute //purpose : //======================================================================= Standard_Integer GEOMImpl_TorusDriver::Execute(TFunction_Logbook& log) const { if (Label().IsNull()) return 0; Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label()); GEOMImpl_ITorus aCI (aFunction); Standard_Integer aType = aFunction->GetType(); TopoDS_Shape aShape; if (aType == TORUS_RR) { aShape = BRepPrimAPI_MakeTorus(aCI.GetRMajor(), aCI.GetRMinor()).Shape(); } else if (aType == TORUS_PNT_VEC_RR) { Handle(GEOM_Function) aRefPoint = aCI.GetCenter(); Handle(GEOM_Function) aRefVector = aCI.GetVector(); TopoDS_Shape aShapePnt = aRefPoint->GetValue(); TopoDS_Shape aShapeVec = aRefVector->GetValue(); if (aShapePnt.ShapeType() != TopAbs_VERTEX) { Standard_TypeMismatch::Raise("Torus Center must be a vertex"); } if (aShapeVec.ShapeType() != TopAbs_EDGE) { Standard_TypeMismatch::Raise("Torus Axis must be an edge"); } gp_Pnt aP = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt)); TopoDS_Edge anE = TopoDS::Edge(aShapeVec); TopoDS_Vertex V1, V2; TopExp::Vertices(anE, V1, V2, Standard_True); if (V1.IsNull() || V2.IsNull()) { Standard_ConstructionError::Raise("Bad edge for the Torus Axis given"); } gp_Vec aV (BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2)); if (aV.Magnitude() < Precision::Confusion()) { Standard_ConstructionError::Raise ("End vertices of edge, defining the Torus Axis, are too close"); } gp_Ax2 anAxes (aP, aV); BRepPrimAPI_MakeTorus MT (anAxes, aCI.GetRMajor(), aCI.GetRMinor()); if (!MT.IsDone()) MT.Build(); if (!MT.IsDone()) StdFail_NotDone::Raise("Torus construction algorithm has failed"); aShape = MT.Shape(); } else { } if (aShape.IsNull()) return 0; aFunction->SetValue(aShape); log.SetTouched(Label()); return 1; }
//======================================================================= //function : Execute //purpose : //======================================================================= Standard_Integer GEOMImpl_CircleDriver::Execute(TFunction_Logbook& log) const { if (Label().IsNull()) return 0; Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label()); GEOMImpl_ICircle aCI (aFunction); Standard_Integer aType = aFunction->GetType(); TopoDS_Shape aShape; if (aType == CIRCLE_PNT_VEC_R) { // Center gp_Pnt aP = gp::Origin(); Handle(GEOM_Function) aRefPoint = aCI.GetCenter(); if (!aRefPoint.IsNull()) { TopoDS_Shape aShapePnt = aRefPoint->GetValue(); if (aShapePnt.ShapeType() != TopAbs_VERTEX) { Standard_ConstructionError::Raise ("Circle creation aborted: invalid center argument, must be a point"); } aP = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt)); } // Normal gp_Vec aV = gp::DZ(); Handle(GEOM_Function) aRefVector = aCI.GetVector(); if (!aRefVector.IsNull()) { TopoDS_Shape aShapeVec = aRefVector->GetValue(); if (aShapeVec.ShapeType() != TopAbs_EDGE) { Standard_ConstructionError::Raise ("Circle creation aborted: invalid vector argument, must be a vector or an edge"); } TopoDS_Edge anE = TopoDS::Edge(aShapeVec); TopoDS_Vertex V1, V2; TopExp::Vertices(anE, V1, V2, Standard_True); if (!V1.IsNull() && !V2.IsNull()) { aV = gp_Vec(BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2)); if (aV.Magnitude() < gp::Resolution()) { Standard_ConstructionError::Raise ("Circle creation aborted: vector of zero length is given"); } } } // Axes gp_Ax2 anAxes (aP, aV); // Radius double anR = aCI.GetRadius(); char aMsg[] = "Circle creation aborted: radius value less than 1e-07 is not acceptable"; if (anR < Precision::Confusion()) Standard_ConstructionError::Raise(aMsg); // Circle gp_Circ aCirc (anAxes, anR); aShape = BRepBuilderAPI_MakeEdge(aCirc).Edge(); } else if (aType == CIRCLE_CENTER_TWO_PNT) { Handle(GEOM_Function) aRefPoint1 = aCI.GetPoint1(); Handle(GEOM_Function) aRefPoint2 = aCI.GetPoint2(); Handle(GEOM_Function) aRefPoint3 = aCI.GetPoint3(); TopoDS_Shape aShapePnt1 = aRefPoint1->GetValue(); TopoDS_Shape aShapePnt2 = aRefPoint2->GetValue(); TopoDS_Shape aShapePnt3 = aRefPoint3->GetValue(); if (aShapePnt1.ShapeType() == TopAbs_VERTEX && aShapePnt2.ShapeType() == TopAbs_VERTEX && aShapePnt3.ShapeType() == TopAbs_VERTEX) { gp_Pnt aP1 = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt1)); gp_Pnt aP2 = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt2)); gp_Pnt aP3 = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt3)); if (aP1.Distance(aP2) < gp::Resolution() || aP1.Distance(aP3) < gp::Resolution() || aP2.Distance(aP3) < gp::Resolution()) Standard_ConstructionError::Raise("Circle creation aborted: coincident points given"); if (gp_Vec(aP1, aP2).IsParallel(gp_Vec(aP1, aP3), Precision::Angular())) Standard_ConstructionError::Raise("Circle creation aborted: points lay on one line"); double x, y, z, x1, y1, z1, x2, y2, z2, dx, dy, dz, dx2, dy2, dz2, dx3, dy3, dz3, aRadius; //Calculations for Radius x = aP1.X(); y = aP1.Y(); z = aP1.Z(); x1 = aP2.X(); y1 = aP2.Y(); z1 = aP2.Z(); dx = x1 - x; dy = y1 - y; dz = z1 - z; aRadius = sqrt(dx*dx + dy*dy + dz*dz); //Calculations for Plane Vector x2 = aP3.X(); y2 = aP3.Y(); z2 = aP3.Z(); dx2 = x2 - x; dy2 = y2 - y; dz2 = z2 - z; dx3 = ((dy*dz2) - (dy2*dz))/100; dy3 = ((dx2*dz) - (dx*dz2))/100; dz3 = ((dx*dy2) - (dx2*dy))/100; //Make Plane Vector gp_Dir aDir ( dx3, dy3, dz3 ); //Make Circle gp_Ax2 anAxes (aP1, aDir); gp_Circ aCirc (anAxes, aRadius); aShape = BRepBuilderAPI_MakeEdge(aCirc).Edge(); } } else if (aType == CIRCLE_THREE_PNT) { Handle(GEOM_Function) aRefPoint1 = aCI.GetPoint1(); Handle(GEOM_Function) aRefPoint2 = aCI.GetPoint2(); Handle(GEOM_Function) aRefPoint3 = aCI.GetPoint3(); TopoDS_Shape aShapePnt1 = aRefPoint1->GetValue(); TopoDS_Shape aShapePnt2 = aRefPoint2->GetValue(); TopoDS_Shape aShapePnt3 = aRefPoint3->GetValue(); if (aShapePnt1.ShapeType() == TopAbs_VERTEX && aShapePnt2.ShapeType() == TopAbs_VERTEX && aShapePnt3.ShapeType() == TopAbs_VERTEX) { gp_Pnt aP1 = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt1)); gp_Pnt aP2 = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt2)); gp_Pnt aP3 = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt3)); if (aP1.Distance(aP2) < gp::Resolution() || aP1.Distance(aP3) < gp::Resolution() || aP2.Distance(aP3) < gp::Resolution()) Standard_ConstructionError::Raise("Circle creation aborted: coincident points given"); if (gp_Vec(aP1, aP2).IsParallel(gp_Vec(aP1, aP3), Precision::Angular())) Standard_ConstructionError::Raise("Circle creation aborted: points lay on one line"); Handle(Geom_Circle) aCirc = GC_MakeCircle(aP1, aP2, aP3).Value(); aShape = BRepBuilderAPI_MakeEdge(aCirc).Edge(); } } else { } if (aShape.IsNull()) return 0; aFunction->SetValue(aShape); log.SetTouched(Label()); return 1; }
//======================================================================= //function : Execute //purpose : //======================================================================= Standard_Integer GEOMImpl_ConeDriver::Execute(TFunction_Logbook& log) const { if (Label().IsNull()) return 0; Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label()); GEOMImpl_ICone aCI (aFunction); Standard_Integer aType = aFunction->GetType(); gp_Pnt aP; gp_Vec aV; Standard_Real aR1 = aCI.GetR1(); Standard_Real aR2 = aCI.GetR2(); if (aType == CONE_R1_R2_H) { aP = gp::Origin(); aV = gp::DZ(); } else if (aType == CONE_PNT_VEC_R1_R2_H) { Handle(GEOM_Function) aRefPoint = aCI.GetPoint(); Handle(GEOM_Function) aRefVector = aCI.GetVector(); TopoDS_Shape aShapePnt = aRefPoint->GetValue(); TopoDS_Shape aShapeVec = aRefVector->GetValue(); if (aShapePnt.IsNull() || aShapeVec.IsNull()) { Standard_NullObject::Raise ("Cone creation aborted: point or vector is not defined"); } if (aShapePnt.ShapeType() != TopAbs_VERTEX || aShapeVec.ShapeType() != TopAbs_EDGE) { Standard_TypeMismatch::Raise ("Cone creation aborted: point or vector shapes has wrong type"); } aP = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt)); TopoDS_Edge anE = TopoDS::Edge(aShapeVec); TopoDS_Vertex V1, V2; TopExp::Vertices(anE, V1, V2, Standard_True); if (V1.IsNull() || V2.IsNull()) { Standard_NullObject::Raise ("Cylinder creation aborted: vector is not defined"); } aV = gp_Vec(BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2)); } else { return 0; } if (aCI.GetH() < 0.0) aV.Reverse(); gp_Ax2 anAxes (aP, aV); double theAngle = aCI.GetAngle(); if (theAngle == 0.) theAngle = PI*2.; TopoDS_Shape aShape; // Cone does not work if same radius if (fabs(aR1 - aR2) <= Precision::Confusion()) { BRepPrimAPI_MakeCylinder MC (anAxes, (aR1 + aR2)/2.0, Abs(aCI.GetH()), theAngle); MC.Build(); if (!MC.IsDone()) { StdFail_NotDone::Raise("Cylinder can't be computed from the given parameters"); } aShape = MC.Shape(); } else { BRepPrimAPI_MakeCone MC (anAxes, aCI.GetR1(), aCI.GetR2(), Abs(aCI.GetH()), theAngle); MC.Build(); if (!MC.IsDone()) { StdFail_NotDone::Raise("Cylinder can't be computed from the given parameters"); } aShape = MC.Shape(); } if (aShape.IsNull()) return 0; log.SetTouched(Label()); aFunction->SetValue(aShape); return 1; }
//======================================================================= //function : Execute //purpose : //======================================================================= Standard_Integer GEOMImpl_EllipseDriver::Execute(TFunction_Logbook& log) const { if (Label().IsNull()) return 0; Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label()); GEOMImpl_IEllipse aCI (aFunction); Standard_Integer aType = aFunction->GetType(); TopoDS_Shape aShape; if (aType == ELLIPSE_PNT_VEC_RR) { // Center gp_Pnt aP = gp::Origin(); Handle(GEOM_Function) aRefPoint = aCI.GetCenter(); if (!aRefPoint.IsNull()) { TopoDS_Shape aShapePnt = aRefPoint->GetValue(); if (aShapePnt.ShapeType() != TopAbs_VERTEX) { Standard_ConstructionError::Raise ("Ellipse creation aborted: invalid center argument, must be a point"); } aP = BRep_Tool::Pnt(TopoDS::Vertex(aShapePnt)); } // Normal gp_Vec aV = gp::DZ(); Handle(GEOM_Function) aRefVector = aCI.GetVector(); if (!aRefVector.IsNull()) { TopoDS_Shape aShapeVec = aRefVector->GetValue(); if (aShapeVec.ShapeType() != TopAbs_EDGE) { Standard_ConstructionError::Raise ("Ellipse creation aborted: invalid normal vector argument, must be a vector or an edge"); } TopoDS_Edge anE = TopoDS::Edge(aShapeVec); TopoDS_Vertex V1, V2; TopExp::Vertices(anE, V1, V2, Standard_True); if (!V1.IsNull() && !V2.IsNull()) { aV = gp_Vec(BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2)); if (aV.Magnitude() < gp::Resolution()) { Standard_ConstructionError::Raise ("Ellipse creation aborted: normal vector of zero length is given"); } } } // Axes gp_Ax2 anAxes (aP, aV); // Main Axis vector Handle(GEOM_Function) aRefVectorMaj = aCI.GetVectorMajor(); if (!aRefVectorMaj.IsNull()) { TopoDS_Shape aShapeVec = aRefVectorMaj->GetValue(); if (aShapeVec.ShapeType() != TopAbs_EDGE) { Standard_ConstructionError::Raise ("Ellipse creation aborted: invalid major axis vector argument, must be a vector or an edge"); } TopoDS_Edge anE = TopoDS::Edge(aShapeVec); TopoDS_Vertex V1, V2; TopExp::Vertices(anE, V1, V2, Standard_True); if (!V1.IsNull() && !V2.IsNull()) { gp_Vec aVM (BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2)); if (aVM.Magnitude() < gp::Resolution()) { Standard_ConstructionError::Raise ("Ellipse creation aborted: major axis vector of zero length is given"); } if (aV.IsParallel(aVM, Precision::Angular())) { Standard_ConstructionError::Raise ("Ellipse creation aborted: normal and major axis vectors are parallel"); } // Axes defined with main axis vector anAxes = gp_Ax2 (aP, aV, aVM); } } // Radiuses double radiusMaj = aCI.GetRMajor(); double radiusMin = aCI.GetRMinor(); if ( radiusMaj < radiusMin ) Standard_ConstructionError::Raise ("Ellipse creation aborted: a major radius is less that a minor one"); if ( radiusMin < 0.0 ) Standard_ConstructionError::Raise ("Ellipse creation aborted: raduis must be positive"); // Ellipse gp_Elips anEll (anAxes, radiusMaj, radiusMin); aShape = BRepBuilderAPI_MakeEdge(anEll).Edge(); } else if(aType == ELLIPSE_THREE_PNT) { Handle(GEOM_Function) aRefPoint = aCI.GetCenter(); Handle(GEOM_Function) aRefPMajor = aCI.GetPMajor(); Handle(GEOM_Function) aRefPMinor = aCI.GetPMinor(); TopoDS_Shape aShCenter = aRefPoint->GetValue(); TopoDS_Shape aShMajor = aRefPMajor->GetValue(); TopoDS_Shape aShMinor = aRefPMinor->GetValue(); if (aShCenter.ShapeType() == TopAbs_VERTEX && aShMajor.ShapeType() == TopAbs_VERTEX && aShMinor.ShapeType() == TopAbs_VERTEX ) { gp_Pnt aCenter = BRep_Tool::Pnt(TopoDS::Vertex(aShCenter)); gp_Pnt aMajor = BRep_Tool::Pnt(TopoDS::Vertex(aShMajor)); gp_Pnt aMinor = BRep_Tool::Pnt(TopoDS::Vertex(aShMinor)); GC_MakeEllipse aEllipse( aMajor, aMinor, aCenter ); if (!aEllipse.IsDone()) { StdFail_NotDone::Raise("Ellipse operation can not be performed on the given vertices"); } Handle_Geom_TrimmedCurve aCurve = new Geom_TrimmedCurve(aEllipse.Value(), .0, 2*PI, Standard_True); aShape = BRepBuilderAPI_MakeEdge( aCurve ).Edge(); } } else { } if (aShape.IsNull()) return 0; aFunction->SetValue(aShape); log.SetTouched(Label()); return 1; }