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https://git.salome-platform.org/gitpub/modules/geom.git
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c7ffbf7b4e
+ virtual bool GetCreationInformation(std::string& theOperationName, + std::vector<GEOM_Param>& params);
558 lines
20 KiB
C++
558 lines
20 KiB
C++
// Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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#include <GEOMImpl_PrismDriver.hxx>
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#include <GEOMImpl_IPrism.hxx>
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#include <GEOMImpl_GlueDriver.hxx>
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#include <GEOMImpl_PipeDriver.hxx>
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#include <GEOMImpl_Types.hxx>
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#include <GEOM_Function.hxx>
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#include <GEOM_Object.hxx>
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#include <GEOMUtils.hxx>
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#include <BRepPrimAPI_MakePrism.hxx>
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#include <BRepFeat_MakeDPrism.hxx>
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#include <BRep_Builder.hxx>
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#include <BRepBuilderAPI_MakeEdge.hxx>
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#include <BRepBuilderAPI_MakeWire.hxx>
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#include <BRepBuilderAPI_MakeFace.hxx>
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#include <BRepBuilderAPI_MakeVertex.hxx>
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#include <BRepBuilderAPI_Sewing.hxx>
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#include <BRepBuilderAPI_Transform.hxx>
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#include <BRepCheck_Shell.hxx>
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#include <BRepClass3d_SolidClassifier.hxx>
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#include <BRep_Tool.hxx>
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#include <BRepTools.hxx>
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#include <TopAbs.hxx>
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#include <TopExp.hxx>
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#include <TopExp_Explorer.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Compound.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Shape.hxx>
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#include <TopoDS_Shell.hxx>
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#include <TopoDS_Solid.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <TopTools_HSequenceOfShape.hxx>
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#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
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#include <Precision.hxx>
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#include <gp_Ax3.hxx>
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#include <gp_Pnt.hxx>
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#include <gp_Vec.hxx>
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#include <gp_Trsf.hxx>
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#include <Standard_Stream.hxx>
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#include <Standard_ConstructionError.hxx>
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#include "utilities.h"
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//=======================================================================
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//function : GetID
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//purpose :
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//=======================================================================
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const Standard_GUID& GEOMImpl_PrismDriver::GetID()
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{
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static Standard_GUID aPrismDriver("FF1BBB17-5D14-4df2-980B-3A668264EA16");
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return aPrismDriver;
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}
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//=======================================================================
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//function : GEOMImpl_PrismDriver
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//purpose :
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//=======================================================================
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GEOMImpl_PrismDriver::GEOMImpl_PrismDriver()
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{
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}
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//=======================================================================
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//function : Execute
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//purpose :
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//=======================================================================
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Standard_Integer GEOMImpl_PrismDriver::Execute(TFunction_Logbook& log) const
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{
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if (Label().IsNull()) return 0;
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Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
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GEOMImpl_IPrism aCI (aFunction);
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Standard_Integer aType = aFunction->GetType();
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TopoDS_Shape aShape;
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if (aType == PRISM_BASE_VEC_H || aType == PRISM_BASE_VEC_H_2WAYS) {
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Handle(GEOM_Function) aRefBase = aCI.GetBase();
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Handle(GEOM_Function) aRefVector = aCI.GetVector();
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TopoDS_Shape aShapeBase = aRefBase->GetValue();
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TopoDS_Shape aShapeVec = aRefVector->GetValue();
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if (aShapeVec.ShapeType() == TopAbs_EDGE) {
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TopoDS_Edge anE = TopoDS::Edge(aShapeVec);
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TopoDS_Vertex V1, V2;
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TopExp::Vertices(anE, V1, V2, Standard_True);
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if (!V1.IsNull() && !V2.IsNull()) {
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gp_Vec aV (BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2));
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if (Abs(aCI.GetH()) < Precision::Confusion()) {
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Standard_ConstructionError::Raise("Absolute value of prism height is too small");
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}
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if (aV.Magnitude() > Precision::Confusion()) {
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aV.Normalize();
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if (aType != PRISM_BASE_DXDYDZ_2WAYS && aCI.GetScale() > Precision::Confusion()) {
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aShape = MakeScaledPrism(aShapeBase, aV * aCI.GetH(), aCI.GetScale());
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}
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else {
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if (aType == PRISM_BASE_VEC_H_2WAYS) {
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gp_Trsf aTrsf;
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aTrsf.SetTranslation((-aV) * aCI.GetH());
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BRepBuilderAPI_Transform aTransformation(aShapeBase, aTrsf, Standard_False);
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aShapeBase = aTransformation.Shape();
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aCI.SetH(aCI.GetH()*2);
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}
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aShape = BRepPrimAPI_MakePrism(aShapeBase, aV * aCI.GetH(), Standard_False).Shape();
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}
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}
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}
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}
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} else if (aType == PRISM_BASE_TWO_PNT || aType == PRISM_BASE_TWO_PNT_2WAYS) {
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Handle(GEOM_Function) aRefBase = aCI.GetBase();
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Handle(GEOM_Function) aRefPnt1 = aCI.GetFirstPoint();
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Handle(GEOM_Function) aRefPnt2 = aCI.GetLastPoint();
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TopoDS_Shape aShapeBase = aRefBase->GetValue();
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TopoDS_Shape aShapePnt1 = aRefPnt1->GetValue();
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TopoDS_Shape aShapePnt2 = aRefPnt2->GetValue();
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if (aShapePnt1.ShapeType() == TopAbs_VERTEX &&
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aShapePnt2.ShapeType() == TopAbs_VERTEX) {
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TopoDS_Vertex V1 = TopoDS::Vertex(aShapePnt1);
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TopoDS_Vertex V2 = TopoDS::Vertex(aShapePnt2);
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if (!V1.IsNull() && !V2.IsNull()) {
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gp_Vec aV (BRep_Tool::Pnt(V1), BRep_Tool::Pnt(V2));
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if (aV.Magnitude() > gp::Resolution()) {
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if (aType != PRISM_BASE_DXDYDZ_2WAYS && aCI.GetScale() > Precision::Confusion()) {
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aShape = MakeScaledPrism(aShapeBase, aV, aCI.GetScale());
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}
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else {
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if (aType == PRISM_BASE_TWO_PNT_2WAYS) {
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gp_Trsf aTrsf;
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aTrsf.SetTranslation(-aV);
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BRepBuilderAPI_Transform aTransformation(aShapeBase, aTrsf, Standard_False);
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aShapeBase = aTransformation.Shape();
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aV = aV * 2;
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}
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aShape = BRepPrimAPI_MakePrism(aShapeBase, aV, Standard_False).Shape();
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}
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}
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}
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}
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} else if (aType == PRISM_BASE_DXDYDZ || aType == PRISM_BASE_DXDYDZ_2WAYS) {
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Handle(GEOM_Function) aRefBase = aCI.GetBase();
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TopoDS_Shape aShapeBase = aRefBase->GetValue();
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gp_Vec aV (aCI.GetDX(), aCI.GetDY(), aCI.GetDZ());
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if (aV.Magnitude() > gp::Resolution()) {
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if (aType != PRISM_BASE_DXDYDZ_2WAYS && aCI.GetScale() > Precision::Confusion()) {
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aShape = MakeScaledPrism(aShapeBase, aV, aCI.GetScale());
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}
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else {
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if (aType == PRISM_BASE_DXDYDZ_2WAYS) {
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gp_Trsf aTrsf;
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aTrsf.SetTranslation(-aV);
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BRepBuilderAPI_Transform aTransformation(aShapeBase, aTrsf, Standard_False);
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aShapeBase = aTransformation.Shape();
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aV = aV * 2;
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}
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aShape = BRepPrimAPI_MakePrism(aShapeBase, aV, Standard_False).Shape();
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}
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}
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}
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else if (aType == DRAFT_PRISM_FEATURE) {
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Handle(GEOM_Function) aRefInit = aCI.GetInitShape();
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Handle(GEOM_Function) aRefBase = aCI.GetBase();
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TopoDS_Shape anInitShape = aRefInit->GetValue(); // Initial shape
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TopoDS_Shape aSketch = aRefBase->GetValue();
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Standard_Real aHeight = aCI.GetH(); // Height of the extrusion
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Standard_Real anAngle = aCI.GetDraftAngle(); // Draft angle
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Standard_Boolean isProtrusion = (aCI.GetFuseFlag()==1);
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// Flag to know wether the feature is a protrusion (fuse) or a depression (cut)
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// history of the Base wire (RefBase)
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Handle(GEOM_Object) aSuppObj;
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TDF_LabelSequence aLabelSeq;
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aRefBase->GetDependency(aLabelSeq);
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// If the base wire has only one dependency we use it
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// to determine the right normal of the face which
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// must be oriented towards outside of the solid (like the support face)
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if (aLabelSeq.Length()==1)
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{
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TDF_Label anArgumentRefLabel = aLabelSeq.Value(1);
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aSuppObj = GEOM_Object::GetReferencedObject(anArgumentRefLabel);
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}
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TopoDS_Shape aSupport;
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if(!aSuppObj.IsNull()) // If the wire has a support
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aSupport = aSuppObj->GetValue();
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aShape = MakeDraftPrism(anInitShape, aSketch, aHeight, anAngle, isProtrusion, aSupport);
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}
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if (aShape.IsNull()) return 0;
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if (aType == DRAFT_PRISM_FEATURE)
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{
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TopoDS_Shape aRes = aShape;
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// If the result is a compound with only one solid,
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// return the solid
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if (aShape.ShapeType() == TopAbs_COMPOUND)
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{
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TopExp_Explorer anExp(aShape, TopAbs_SOLID);
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int solidNb = 0;
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TopoDS_Solid aSolid;
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for(;anExp.More();anExp.Next())
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{
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aSolid = TopoDS::Solid(anExp.Current());
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solidNb++;
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if (solidNb > 1)
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break;
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}
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if (solidNb == 1)
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aRes = aSolid;
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}
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aFunction->SetValue(aRes);
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}
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else
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{
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TopoDS_Shape aRes = GEOMUtils::CompsolidToCompound(aShape);
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aFunction->SetValue(aRes);
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}
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log.SetTouched(Label());
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return 1;
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}
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//=======================================================================
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//function : MakeScaledPrism
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//purpose :
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//=======================================================================
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TopoDS_Shape GEOMImpl_PrismDriver::MakeScaledPrism (const TopoDS_Shape& theShapeBase,
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const gp_Vec& theVector,
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const Standard_Real theScaleFactor,
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const gp_Pnt& theCDG,
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bool isCDG)
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{
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TopoDS_Shape aShape;
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BRep_Builder B;
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// 1. aCDG = geompy.MakeCDG(theBase)
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gp_Pnt aCDG = theCDG;
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if (!isCDG) {
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gp_Ax3 aPos = GEOMUtils::GetPosition(theShapeBase);
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aCDG = aPos.Location();
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}
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TopoDS_Shape aShapeCDG_1 = BRepBuilderAPI_MakeVertex(aCDG).Shape();
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// Process case of several given shapes
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if (theShapeBase.ShapeType() == TopAbs_COMPOUND ||
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theShapeBase.ShapeType() == TopAbs_SHELL) {
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int nbSub = 0;
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TopoDS_Shape aShapeI;
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TopoDS_Compound aCompound;
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B.MakeCompound(aCompound);
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TopoDS_Iterator It (theShapeBase, Standard_True, Standard_True);
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for (; It.More(); It.Next()) {
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nbSub++;
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aShapeI = MakeScaledPrism(It.Value(), theVector, theScaleFactor, aCDG, true);
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B.Add(aCompound, aShapeI);
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}
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if (nbSub == 1)
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aShape = aShapeI;
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else if (nbSub > 1)
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aShape = GEOMImpl_GlueDriver::GlueFaces(aCompound, Precision::Confusion(), Standard_True);
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return aShape;
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}
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// 2. Scale = geompy.MakeScaleTransform(theBase, aCDG, theScaleFactor)
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// Bug 6839: Check for standalone (not included in faces) degenerated edges
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TopTools_IndexedDataMapOfShapeListOfShape aEFMap;
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TopExp::MapShapesAndAncestors(theShapeBase, TopAbs_EDGE, TopAbs_FACE, aEFMap);
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Standard_Integer i, nbE = aEFMap.Extent();
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for (i = 1; i <= nbE; i++) {
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TopoDS_Shape anEdgeSh = aEFMap.FindKey(i);
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if (BRep_Tool::Degenerated(TopoDS::Edge(anEdgeSh))) {
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const TopTools_ListOfShape& aFaces = aEFMap.FindFromIndex(i);
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if (aFaces.IsEmpty())
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Standard_ConstructionError::Raise
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("Scaling aborted : cannot scale standalone degenerated edge");
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}
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}
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// Perform Scaling
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gp_Trsf aTrsf;
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aTrsf.SetScale(aCDG, theScaleFactor);
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BRepBuilderAPI_Transform aBRepTrsf (theShapeBase, aTrsf, Standard_False);
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TopoDS_Shape aScale = aBRepTrsf.Shape();
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// 3. aBase2 = geompy.MakeTranslationVectorDistance(Scale, theVec, theH)
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gp_Trsf aTrsf3;
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aTrsf3.SetTranslation(theVector);
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TopLoc_Location aLocOrig = aScale.Location();
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gp_Trsf aTrsfOrig = aLocOrig.Transformation();
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TopLoc_Location aLocRes (aTrsf3 * aTrsfOrig);
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TopoDS_Shape aBase2 = aScale.Located(aLocRes);
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// 4. aCDG_2 = geompy.MakeTranslationVectorDistance(aCDG, theVec, theH)
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gp_Pnt aCDG_2 = aCDG.Translated(theVector);
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TopoDS_Shape aShapeCDG_2 = BRepBuilderAPI_MakeVertex(aCDG_2).Shape();
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// 5. Vector = geompy.MakeVector(aCDG, aCDG_2)
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TopoDS_Shape aShapeVec = BRepBuilderAPI_MakeEdge(aCDG, aCDG_2).Shape();
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TopoDS_Edge anEdge = TopoDS::Edge(aShapeVec);
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TopoDS_Wire aWirePath = BRepBuilderAPI_MakeWire(anEdge);
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// 6. aPrism = geompy.MakePipeWithDifferentSections([theBase, aBase2], [aCDG, aCDG_2], Vector, False, False)
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Handle(TopTools_HSequenceOfShape) aBases = new TopTools_HSequenceOfShape;
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aBases->Append(theShapeBase);
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aBases->Append(aBase2);
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Handle(TopTools_HSequenceOfShape) aLocs = new TopTools_HSequenceOfShape;
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aLocs->Append(aShapeCDG_1);
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aLocs->Append(aShapeCDG_2);
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aShape = GEOMImpl_PipeDriver::CreatePipeWithDifferentSections(aWirePath, aBases, aLocs, false, false);
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// 7. Make a solid, if possible
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if (theShapeBase.ShapeType() == TopAbs_FACE) {
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BRepBuilderAPI_Sewing aSewing (Precision::Confusion()*10.0);
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TopExp_Explorer expF (aShape, TopAbs_FACE);
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Standard_Integer ifa = 0;
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for (; expF.More(); expF.Next()) {
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aSewing.Add(expF.Current());
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ifa++;
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}
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if (ifa > 0) {
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aSewing.Perform();
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TopoDS_Shape aShell;
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TopoDS_Shape sh = aSewing.SewedShape();
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if (sh.ShapeType() == TopAbs_FACE && ifa == 1) {
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// case for creation of shell from one face
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TopoDS_Shell ss;
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B.MakeShell(ss);
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B.Add(ss,sh);
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aShell = ss;
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}
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else {
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TopExp_Explorer exp (sh, TopAbs_SHELL);
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Standard_Integer ish = 0;
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for (; exp.More(); exp.Next()) {
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aShell = exp.Current();
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ish++;
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}
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if (ish != 1)
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aShell = sh;
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}
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BRepCheck_Shell chkShell (TopoDS::Shell(aShell));
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if (chkShell.Closed() == BRepCheck_NoError) {
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TopoDS_Solid Sol;
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B.MakeSolid(Sol);
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B.Add(Sol, aShell);
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BRepClass3d_SolidClassifier SC (Sol);
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SC.PerformInfinitePoint(Precision::Confusion());
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if (SC.State() == TopAbs_IN) {
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B.MakeSolid(Sol);
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B.Add(Sol, aShell.Reversed());
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}
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aShape = Sol;
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}
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}
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}
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return aShape;
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}
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//=======================================================================
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//function : MakeDraftPrism
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//purpose :
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//=======================================================================
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TopoDS_Shape GEOMImpl_PrismDriver::MakeDraftPrism ( const TopoDS_Shape& theInitShape,
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const TopoDS_Shape& theBaseShape,
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const Standard_Real theHeight,
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const Standard_Real theAngle,
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bool isProtrusion,
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const TopoDS_Shape& theSupport)
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{
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TopoDS_Shape aShape;
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if (theInitShape.ShapeType() == TopAbs_COMPOUND)
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{
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TopExp_Explorer anExp(theInitShape, TopAbs_SOLID);
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int solidCount = 0;
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for(;anExp.More();anExp.Next())
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{
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solidCount++;
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if (solidCount > 1)
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Standard_ConstructionError::Raise("The input shape is a compound with more than one solid");
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}
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if (solidCount == 0)
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Standard_ConstructionError::Raise("The input shape is a compound without any solid");
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}
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TopoDS_Wire aWire = TopoDS_Wire();
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if (theBaseShape.ShapeType() == TopAbs_EDGE)
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{
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aWire = BRepBuilderAPI_MakeWire(TopoDS::Edge(theBaseShape));
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}
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else if (theBaseShape.ShapeType() == TopAbs_WIRE)
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{
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aWire = TopoDS::Wire(theBaseShape);
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}
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else
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{
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Standard_ConstructionError::Raise("The input profile is neither a wire, nor edge");
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}
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TopoDS_Vertex aV1, aV2;
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TopExp::Vertices(aWire, aV1, aV2);
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if ( !aV1.IsNull() && !aV2.IsNull() && aV1.IsSame(aV2) )
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|
aWire.Closed( true );
|
|
|
|
if (!aWire.Closed())
|
|
Standard_ConstructionError::Raise("The input profile is not closed");
|
|
|
|
// Construction of the face if the wire hasn't any support face;
|
|
// the face must be planar for BRepFeat_MakeDPrism
|
|
TopoDS_Face aFaceBase = BRepBuilderAPI_MakeFace(aWire, /*OnlyPlane=*/true);
|
|
|
|
if(!theSupport.IsNull() && theSupport.ShapeType() == TopAbs_FACE) // If the wire has a support
|
|
{
|
|
Handle(Geom_Surface) aSurf = BRep_Tool::Surface(TopoDS::Face(theSupport));
|
|
TopoDS_Face aTempFace = BRepBuilderAPI_MakeFace(aSurf, aWire);
|
|
|
|
if(aTempFace.Orientation() != TopoDS::Face(theSupport).Orientation())
|
|
{
|
|
aFaceBase=TopoDS::Face(aTempFace.Reversed());
|
|
}
|
|
else
|
|
aFaceBase=aTempFace;
|
|
}
|
|
|
|
// Invert height and angle if the operation is an extruded cut
|
|
bool invert = !isProtrusion;
|
|
|
|
// If the face has a reversed orientation invert for extruded boss operations
|
|
if(aFaceBase.Orientation() == TopAbs_REVERSED)
|
|
invert = isProtrusion;
|
|
|
|
Standard_Real anAngle = theAngle;
|
|
Standard_Real aHeight = theHeight;
|
|
if(invert)
|
|
{
|
|
anAngle = -theAngle; // Invert angle and height
|
|
aHeight = -theHeight;
|
|
}
|
|
|
|
BRepFeat_MakeDPrism aPrism(theInitShape, aFaceBase, aFaceBase,
|
|
anAngle*M_PI/180., isProtrusion, Standard_True);
|
|
|
|
aPrism.Perform(aHeight);
|
|
aPrism.Check(); // Raises NotDone if done is false
|
|
|
|
aShape = aPrism.Shape();
|
|
|
|
return aShape;
|
|
}
|
|
|
|
//================================================================================
|
|
/*!
|
|
* \brief Returns a name of creation operation and names and values of creation parameters
|
|
*/
|
|
//================================================================================
|
|
|
|
bool GEOMImpl_PrismDriver::
|
|
GetCreationInformation(std::string& theOperationName,
|
|
std::vector<GEOM_Param>& theParams)
|
|
{
|
|
if (Label().IsNull()) return 0;
|
|
Handle(GEOM_Function) function = GEOM_Function::GetFunction(Label());
|
|
|
|
GEOMImpl_IPrism aCI( function );
|
|
Standard_Integer aType = function->GetType();
|
|
|
|
theOperationName = "EXTRUSION";
|
|
|
|
switch ( aType ) {
|
|
case PRISM_BASE_VEC_H:
|
|
case PRISM_BASE_VEC_H_2WAYS:
|
|
AddParam( theParams, "Base", aCI.GetBase() );
|
|
AddParam( theParams, "Vector", aCI.GetVector() );
|
|
AddParam( theParams, "Height", aCI.GetH() );
|
|
AddParam( theParams, "Both Directions", aType == PRISM_BASE_VEC_H_2WAYS );
|
|
AddParam( theParams, "Scale base-opposite face", aCI.GetScale() );
|
|
break;
|
|
case PRISM_BASE_TWO_PNT:
|
|
case PRISM_BASE_TWO_PNT_2WAYS:
|
|
AddParam( theParams, "Base", aCI.GetBase() );
|
|
AddParam( theParams, "Point 1", aCI.GetFirstPoint() );
|
|
AddParam( theParams, "Point 2", aCI.GetLastPoint() );
|
|
AddParam( theParams, "Both Directions", aType == PRISM_BASE_VEC_H_2WAYS );
|
|
AddParam( theParams, "Scale base-opposite face", aCI.GetScale() );
|
|
break;
|
|
case PRISM_BASE_DXDYDZ:
|
|
case PRISM_BASE_DXDYDZ_2WAYS:
|
|
AddParam( theParams, "Base", aCI.GetBase() );
|
|
AddParam( theParams, "Dx", aCI.GetDX() );
|
|
AddParam( theParams, "Dy", aCI.GetDY() );
|
|
AddParam( theParams, "Dz", aCI.GetDZ() );
|
|
AddParam( theParams, "Both Directions", aType == PRISM_BASE_VEC_H_2WAYS );
|
|
AddParam( theParams, "Scale base-opposite face", aCI.GetScale() );
|
|
break;
|
|
case DRAFT_PRISM_FEATURE:
|
|
theOperationName = aCI.GetFuseFlag() ? "EXTRUDED_BOSS" : "EXTRUDED_CUT";
|
|
AddParam( theParams, "Initial shape", aCI.GetInitShape() );
|
|
AddParam( theParams, "Profile", aCI.GetBase() );
|
|
AddParam( theParams, "Height", aCI.GetH() );
|
|
AddParam( theParams, "Draft angle", aCI.GetDraftAngle() );
|
|
break;
|
|
default:
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
IMPLEMENT_STANDARD_HANDLE (GEOMImpl_PrismDriver,GEOM_BaseDriver);
|
|
IMPLEMENT_STANDARD_RTTIEXT (GEOMImpl_PrismDriver,GEOM_BaseDriver);
|