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Issue #19066: SIGSEGV in pipe by section
authorArtem Zhidkov <Artem.Zhidkov@opencascade.com>
Thu, 7 May 2020 08:08:14 +0000 (11:08 +0300)
committerArtem Zhidkov <Artem.Zhidkov@opencascade.com>
Thu, 7 May 2020 08:09:04 +0000 (11:09 +0300)
* Avoid crash in Pipe algorithm
* Remove duplicating edges when construct a wire

src/FeaturesPlugin/CMakeLists.txt
src/FeaturesPlugin/FeaturesPlugin_Pipe.cpp
src/FeaturesPlugin/Test/Test19066.py [new file with mode: 0644]
src/GeomAlgoAPI/GeomAlgoAPI_WireBuilder.cpp

index 04ed2b818e993bb214dd800a72c666a767e64269..668a687715f64b80456e2d10b8032508f079d4e9 100644 (file)
@@ -659,4 +659,5 @@ ADD_UNIT_TESTS(TestExtrusion.py
                TestChamfer_MultiLevelCompound_v95_4.py
                Test18836.py
                Test2817.py
+               Test19066.py
 )
index 2ddc7d24aec47a2e3f0aa6e847774ef8b148e73a..5828351eff9ea6adfd5e9941684721f4b45a9f2e 100644 (file)
@@ -357,8 +357,10 @@ void FeaturesPlugin_Pipe::storeResult(const ListOfShape& theBaseShapes,
         ListOfShape aV1History, aV2History;
         thePipeAlgo->generated(aV1, aV1History);
         thePipeAlgo->generated(aV2, aV2History);
-        aResultBody->generated(aV1, aV1History.front());
-        aResultBody->generated(aV2, aV2History.front());
+        if (!aV1History.empty())
+          aResultBody->generated(aV1, aV1History.front());
+        if (!aV2History.empty())
+          aResultBody->generated(aV2, aV2History.front());
       }
       case GeomAPI_Shape::FACE:
       case GeomAPI_Shape::SHELL: {
diff --git a/src/FeaturesPlugin/Test/Test19066.py b/src/FeaturesPlugin/Test/Test19066.py
new file mode 100644 (file)
index 0000000..41e4615
--- /dev/null
@@ -0,0 +1,114 @@
+# Copyright (C) 2020  CEA/DEN, EDF R&D
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+#
+# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+#
+
+from salome.shaper import model
+
+model.begin()
+partSet = model.moduleDocument()
+Part_1 = model.addPart(partSet)
+Part_1_doc = Part_1.document()
+Sketch_1 = model.addSketch(Part_1_doc, model.defaultPlane("XOY"))
+SketchLine_1 = Sketch_1.addLine(19.10387596899224, 5.793798449612405, 19.10387596899224, 27.4031007751938)
+SketchConstraintVertical_1 = Sketch_1.setVertical(SketchLine_1.result())
+SketchLine_2 = Sketch_1.addLine(19.10387596899224, 27.4031007751938, 74.84961240310078, 27.4031007751938)
+SketchConstraintCoincidence_1 = Sketch_1.setCoincident(SketchLine_1.endPoint(), SketchLine_2.startPoint())
+SketchConstraintHorizontal_1 = Sketch_1.setHorizontal(SketchLine_2.result())
+SketchLine_3 = Sketch_1.addLine(74.84961240310078, 27.4031007751938, 74.84961240310078, 54.0232558139535)
+SketchConstraintCoincidence_2 = Sketch_1.setCoincident(SketchLine_2.endPoint(), SketchLine_3.startPoint())
+SketchConstraintVertical_2 = Sketch_1.setVertical(SketchLine_3.result())
+SketchLine_4 = Sketch_1.addLine(74.84961240310078, 54.0232558139535, 102.0961240310078, 54.0232558139535)
+SketchConstraintCoincidence_3 = Sketch_1.setCoincident(SketchLine_3.endPoint(), SketchLine_4.startPoint())
+SketchConstraintHorizontal_2 = Sketch_1.setHorizontal(SketchLine_4.result())
+SketchLine_5 = Sketch_1.addLine(102.0961240310078, 54.0232558139535, 102.0961240310078, 26.77674418604651)
+SketchConstraintCoincidence_4 = Sketch_1.setCoincident(SketchLine_4.endPoint(), SketchLine_5.startPoint())
+SketchConstraintVertical_3 = Sketch_1.setVertical(SketchLine_5.result())
+SketchLine_6 = Sketch_1.addLine(102.0961240310078, 26.77674418604651, 136.2325581395349, 26.77674418604651)
+SketchConstraintCoincidence_5 = Sketch_1.setCoincident(SketchLine_5.endPoint(), SketchLine_6.startPoint())
+SketchConstraintHorizontal_3 = Sketch_1.setHorizontal(SketchLine_6.result())
+SketchLine_7 = Sketch_1.addLine(136.2325581395349, 26.77674418604651, 136.2325581395349, 0.4697674418604749)
+SketchConstraintCoincidence_6 = Sketch_1.setCoincident(SketchLine_6.endPoint(), SketchLine_7.startPoint())
+SketchConstraintVertical_4 = Sketch_1.setVertical(SketchLine_7.result())
+SketchLine_8 = Sketch_1.addLine(136.2325581395349, 0.4697674418604749, 103.9751937984496, 0.4697674418604749)
+SketchConstraintCoincidence_7 = Sketch_1.setCoincident(SketchLine_7.endPoint(), SketchLine_8.startPoint())
+SketchConstraintHorizontal_4 = Sketch_1.setHorizontal(SketchLine_8.result())
+SketchLine_9 = Sketch_1.addLine(103.9751937984496, 0.4697674418604749, 103.9751937984496, -20.82635658914729)
+SketchConstraintCoincidence_8 = Sketch_1.setCoincident(SketchLine_8.endPoint(), SketchLine_9.startPoint())
+SketchConstraintVertical_5 = Sketch_1.setVertical(SketchLine_9.result())
+SketchLine_10 = Sketch_1.addLine(103.9751937984496, -20.82635658914729, 77.35503875968993, -18.63410852713179)
+SketchConstraintCoincidence_9 = Sketch_1.setCoincident(SketchLine_9.endPoint(), SketchLine_10.startPoint())
+SketchLine_11 = Sketch_1.addLine(77.35503875968993, -18.63410852713179, 76.10232558139535, 9.238759689922478)
+SketchConstraintCoincidence_10 = Sketch_1.setCoincident(SketchLine_10.endPoint(), SketchLine_11.startPoint())
+SketchLine_12 = Sketch_1.addLine(76.10232558139535, 9.238759689922478, 19.10387596899224, 5.793798449612405)
+SketchConstraintCoincidence_11 = Sketch_1.setCoincident(SketchLine_11.endPoint(), SketchLine_12.startPoint())
+SketchConstraintCoincidence_12 = Sketch_1.setCoincident(SketchLine_1.startPoint(), SketchLine_12.endPoint())
+SketchPoint_1 = Sketch_1.addPoint(88.97935811509896, 16.06459344588224)
+model.do()
+Wire_1_objects = [model.selection("EDGE", "Sketch_1/SketchLine_7"), model.selection("EDGE", "Sketch_1/SketchLine_9"), model.selection("EDGE", "Sketch_1/SketchLine_6"), model.selection("EDGE", "Sketch_1/SketchLine_8"), model.selection("EDGE", "Sketch_1/SketchLine_10"), model.selection("EDGE", "Sketch_1/SketchLine_5"), model.selection("EDGE", "Sketch_1/SketchLine_11"), model.selection("EDGE", "Sketch_1/SketchLine_4"), model.selection("EDGE", "Sketch_1/SketchLine_2"), model.selection("EDGE", "Sketch_1/SketchLine_3"), model.selection("EDGE", "Sketch_1/SketchLine_12"), model.selection("EDGE", "Sketch_1/SketchLine_1"), model.selection("WIRE", "Sketch_1/Face-SketchLine_12r-SketchLine_11r-SketchLine_10r-SketchLine_9r-SketchLine_8r-SketchLine_7r-SketchLine_6r-SketchLine_5r-SketchLine_4r-SketchLine_3r-SketchLine_2r-SketchLine_1r_wire")]
+Wire_1 = model.addWire(Part_1_doc, Wire_1_objects, False)
+Plane_4 = model.addPlane(Part_1_doc, model.selection("FACE", "PartSet/XOY"), 100, False)
+Sketch_2 = model.addSketch(Part_1_doc, model.selection("FACE", "Plane_1"))
+SketchLine_13 = Sketch_2.addLine(54.51293454413378, 26.90644687116999, 78.22337943042922, 26.90644687116999)
+SketchConstraintHorizontal_5 = Sketch_2.setHorizontal(SketchLine_13.result())
+SketchLine_14 = Sketch_2.addLine(78.22337943042922, 26.90644687116999, 78.22337943042922, 42.49687638544646)
+SketchConstraintCoincidence_13 = Sketch_2.setCoincident(SketchLine_13.endPoint(), SketchLine_14.startPoint())
+SketchConstraintVertical_6 = Sketch_2.setVertical(SketchLine_14.result())
+SketchLine_15 = Sketch_2.addLine(78.22337943042922, 42.49687638544646, 92.18980587030188, 42.49687638544646)
+SketchConstraintCoincidence_14 = Sketch_2.setCoincident(SketchLine_14.endPoint(), SketchLine_15.startPoint())
+SketchConstraintHorizontal_6 = Sketch_2.setHorizontal(SketchLine_15.result())
+SketchLine_16 = Sketch_2.addLine(92.18980587030188, 42.49687638544646, 92.18980587030188, 26.25684564140846)
+SketchConstraintCoincidence_15 = Sketch_2.setCoincident(SketchLine_15.endPoint(), SketchLine_16.startPoint())
+SketchConstraintVertical_7 = Sketch_2.setVertical(SketchLine_16.result())
+SketchLine_17 = Sketch_2.addLine(92.18980587030188, 26.25684564140846, 103.5578273911285, 24.63284256700466)
+SketchConstraintCoincidence_16 = Sketch_2.setCoincident(SketchLine_16.endPoint(), SketchLine_17.startPoint())
+SketchLine_18 = Sketch_2.addLine(103.5578273911285, 24.63284256700466, 103.5578273911285, 15.21362473546265)
+SketchConstraintCoincidence_17 = Sketch_2.setCoincident(SketchLine_17.endPoint(), SketchLine_18.startPoint())
+SketchConstraintVertical_8 = Sketch_2.setVertical(SketchLine_18.result())
+SketchLine_19 = Sketch_2.addLine(103.5578273911285, 15.21362473546265, 94.13860955958643, 16.83762780986643)
+SketchConstraintCoincidence_18 = Sketch_2.setCoincident(SketchLine_18.endPoint(), SketchLine_19.startPoint())
+SketchLine_20 = Sketch_2.addLine(94.13860955958643, 16.83762780986643, 94.78821078934796, 9.367213667608976)
+SketchConstraintCoincidence_19 = Sketch_2.setCoincident(SketchLine_19.endPoint(), SketchLine_20.startPoint())
+SketchLine_21 = Sketch_2.addLine(94.78821078934796, 9.367213667608976, 83.42018926852137, 11.96561858665505)
+SketchConstraintCoincidence_20 = Sketch_2.setCoincident(SketchLine_20.endPoint(), SketchLine_21.startPoint())
+SketchLine_22 = Sketch_2.addLine(83.42018926852137, 11.96561858665505, 83.09538865364063, 18.13683026938948)
+SketchConstraintCoincidence_21 = Sketch_2.setCoincident(SketchLine_21.endPoint(), SketchLine_22.startPoint())
+SketchLine_23 = Sketch_2.addLine(83.09538865364063, 18.13683026938948, 60.03454499710668, 20.08563395867403)
+SketchConstraintCoincidence_22 = Sketch_2.setCoincident(SketchLine_22.endPoint(), SketchLine_23.startPoint())
+SketchLine_24 = Sketch_2.addLine(60.03454499710668, 20.08563395867403, 54.51293454413378, 26.90644687116999)
+SketchConstraintCoincidence_23 = Sketch_2.setCoincident(SketchLine_23.endPoint(), SketchLine_24.startPoint())
+SketchConstraintCoincidence_24 = Sketch_2.setCoincident(SketchLine_13.startPoint(), SketchLine_24.endPoint())
+SketchPoint_2 = Sketch_2.addPoint(86.98316963342577, 22.7185550514595)
+model.do()
+Wire_2_objects = [model.selection("EDGE", "Sketch_2/SketchLine_13"), model.selection("EDGE", "Sketch_2/SketchLine_24"), model.selection("EDGE", "Sketch_2/SketchLine_23"), model.selection("EDGE", "Sketch_2/SketchLine_22"), model.selection("EDGE", "Sketch_2/SketchLine_21"), model.selection("EDGE", "Sketch_2/SketchLine_20"), model.selection("EDGE", "Sketch_2/SketchLine_19"), model.selection("EDGE", "Sketch_2/SketchLine_18"), model.selection("EDGE", "Sketch_2/SketchLine_17"), model.selection("EDGE", "Sketch_2/SketchLine_16"), model.selection("EDGE", "Sketch_2/SketchLine_15"), model.selection("EDGE", "Sketch_2/SketchLine_14")]
+Wire_2 = model.addWire(Part_1_doc, Wire_2_objects, False)
+Edge_1 = model.addEdge(Part_1_doc, model.selection("VERTEX", "Sketch_1/SketchPoint_1"), model.selection("VERTEX", "Sketch_2/SketchPoint_2"))
+Pipe_1 = model.addPipe(Part_1_doc, [model.selection("WIRE", "Wire_1_1"), model.selection("WIRE", "Wire_2_1")], model.selection("EDGE", "Edge_1_1"), [])
+
+model.end()
+
+from GeomAPI import *
+
+model.testNbResults(Pipe_1, 1)
+model.testNbSubResults(Pipe_1, [0])
+model.testNbSubShapes(Pipe_1, GeomAPI_Shape.SOLID, [0])
+model.testNbSubShapes(Pipe_1, GeomAPI_Shape.FACE, [12])
+model.testNbSubShapes(Pipe_1, GeomAPI_Shape.EDGE, [48])
+model.testNbSubShapes(Pipe_1, GeomAPI_Shape.VERTEX, [96])
+model.testResultsVolumes(Pipe_1, [27370.29819])
+
+assert(model.checkPythonDump())
index adc8eb93abbdd9f84ba76a6d7df789c1791baca5..21c6a9b4d4807f8d776107b9b89c60d3f9e7a6e5 100644 (file)
 #include <GeomAPI_Vertex.h>
 #include <GeomAPI_ShapeExplorer.h>
 
+#include <BRep_Tool.hxx>
 #include <BRepBuilderAPI_MakeWire.hxx>
+#include <Geom_Curve.hxx>
+#include <Precision.hxx>
 #include <TopoDS.hxx>
 #include <TopoDS_Wire.hxx>
 #include <TopExp_Explorer.hxx>
 
+#include <cmath>
+#include <map>
+#include <set>
+
+class SetOfEdges
+{
+  class DoubleCompare {
+  public:
+    bool operator() (const double d1, const double d2) const {
+      return d1 + Precision::Confusion() < d2;
+    }
+  };
+
+  typedef std::map<double, std::set<double, DoubleCompare>, DoubleCompare> ParamMap;
+  std::map<Handle(Geom_Curve), ParamMap> myShapes;
+
+public:
+  bool add(const TopoDS_Shape& theEdge)
+  {
+    const TopoDS_Edge& anEdge = TopoDS::Edge(theEdge);
+    if (anEdge.IsNull())
+      return true;
+
+    double aFirst, aLast;
+    Handle(Geom_Curve) aCurve = BRep_Tool::Curve(anEdge, aFirst, aLast);
+
+    bool isAdded = true;
+    std::map<Handle(Geom_Curve), ParamMap>::iterator
+        aFound = myShapes.find(aCurve);
+    if (aFound == myShapes.end())
+      myShapes[aCurve][aFirst].insert(aLast);
+    else {
+      ParamMap::iterator aFoundPar = aFound->second.find(aFirst);
+      if (aFoundPar == aFound->second.end())
+        aFound->second[aFirst].insert(aLast);
+      else if (aFoundPar->second.find(aLast) == aFoundPar->second.end())
+        aFoundPar->second.insert(aLast);
+      else
+        isAdded = false;
+    }
+    return isAdded;
+  }
+
+  static bool isEqual(const TopoDS_Shape& theShape1, const TopoDS_Shape& theShape2)
+  {
+    const TopoDS_Edge& anEdge1 = TopoDS::Edge(theShape1);
+    const TopoDS_Edge& anEdge2 = TopoDS::Edge(theShape2);
+    if (anEdge1.IsNull() || anEdge2.IsNull())
+      return false;
+
+    double aFirst1, aLast1;
+    Handle(Geom_Curve) aCurve1 = BRep_Tool::Curve(anEdge1, aFirst1, aLast1);
+    double aFirst2, aLast2;
+    Handle(Geom_Curve) aCurve2 = BRep_Tool::Curve(anEdge2, aFirst2, aLast2);
+    return aCurve1 == aCurve2 && fabs(aFirst1 - aFirst2) < Precision::Confusion() &&
+                                 fabs(aLast1 - aLast2) < Precision::Confusion();
+  }
+};
+
 //=================================================================================================
 GeomShapePtr GeomAlgoAPI_WireBuilder::wire(const ListOfShape& theShapes)
 {
   TopTools_ListOfShape aListOfEdges;
+  SetOfEdges aProcessedEdges;
 
   ListOfShape::const_iterator anIt = theShapes.cbegin();
   for(; anIt != theShapes.cend(); ++anIt) {
-    const TopoDS_Shape& aShape = (*anIt)->impl<TopoDS_Shape>();
+    TopoDS_Shape aShape = (*anIt)->impl<TopoDS_Shape>();
     switch(aShape.ShapeType()) {
       case TopAbs_EDGE: {
-        aListOfEdges.Append(aShape);
+        aShape.Orientation(TopAbs_FORWARD);
+        if (aProcessedEdges.add(aShape))
+          aListOfEdges.Append(aShape);
         break;
       }
       case TopAbs_WIRE: {
         for(TopExp_Explorer anExp(aShape, TopAbs_EDGE); anExp.More(); anExp.Next()) {
-          aListOfEdges.Append(anExp.Current());
+          TopoDS_Shape anEdge = anExp.Current();
+          anEdge.Orientation(TopAbs_FORWARD);
+          // if the edge was already processed, remove it to keep original order of the current wire
+          if (!aProcessedEdges.add(anEdge)) {
+            for (TopTools_ListIteratorOfListOfShape anIt(aListOfEdges); anIt.More(); anIt.Next())
+              if (SetOfEdges::isEqual(anEdge, anIt.Value())) {
+                aListOfEdges.Remove(anIt);
+                break;
+              }
+          }
+          aListOfEdges.Append(anEdge);
         }
         break;
       }