1 // Copyright (C) 2014-2019 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 #include "BuildPlugin_Face.h"
22 #include <ModelAPI_AttributeSelectionList.h>
23 #include <ModelAPI_ResultBody.h>
25 #include <GeomAPI_Edge.h>
26 #include <GeomAPI_PlanarEdges.h>
27 #include <GeomAPI_Pln.h>
28 #include <GeomAPI_ShapeExplorer.h>
30 #include <GeomAlgoAPI_MakeShapeList.h>
31 #include <GeomAlgoAPI_ShapeTools.h>
32 #include <GeomAlgoAPI_SketchBuilder.h>
33 #include <GeomAlgoAPI_Copy.h>
35 //=================================================================================================
36 BuildPlugin_Face::BuildPlugin_Face()
40 //=================================================================================================
41 void BuildPlugin_Face::initAttributes()
43 data()->addAttribute(BASE_OBJECTS_ID(), ModelAPI_AttributeSelectionList::typeId());
46 //=================================================================================================
47 void BuildPlugin_Face::execute()
49 // Get base objects list.
50 AttributeSelectionListPtr aSelectionList = selectionList(BASE_OBJECTS_ID());
51 if(!aSelectionList.get()) {
52 setError("Error: Could not get selection list.");
55 if(aSelectionList->size() == 0) {
56 setError("Error: Empty selection list.");
60 // Collect base shapes.
62 ListOfShape anOriginalFaces;
63 ListOfShape aContexts;
64 getOriginalShapesAndContexts(BASE_OBJECTS_ID(), anOriginalFaces, aContexts);
65 anOriginalFaces.clear();
66 std::list< std::shared_ptr<GeomAPI_Dir> > aListOfNormals;
67 for(int anIndex = 0; anIndex < aSelectionList->size(); ++anIndex) {
68 AttributeSelectionPtr aSelection = aSelectionList->value(anIndex);
69 GeomShapePtr aShape = aSelection->value();
70 GeomShapePtr aContext = aSelection->context()->shape();
74 // keep selected faces "as is"
75 if (aShape->shapeType() == GeomAPI_Shape::FACE) {
76 anOriginalFaces.push_back(aShape);
80 for(GeomAPI_ShapeExplorer anExp(aShape, GeomAPI_Shape::EDGE); anExp.more(); anExp.next()) {
81 GeomShapePtr anEdge = anExp.current();
82 anEdges.push_back(anEdge);
85 // check whether the context is a sketch, in this case store its normal for further needs
86 std::shared_ptr<GeomAPI_PlanarEdges> aSketch =
87 std::dynamic_pointer_cast<GeomAPI_PlanarEdges>(aContext);
89 aListOfNormals.push_back(aSketch->norm());
92 // Build faces by edges.
94 GeomMakeShapePtr aFaceBuilder;
96 buildFacesByEdges(anEdges, aListOfNormals, aFaces, aFaceBuilder);
97 int aNbFacesFromEdges = (int)aFaces.size();
99 // Add faces selected by user.
100 aFaces.insert(aFaces.end(), anOriginalFaces.begin(), anOriginalFaces.end());
104 for(ListOfShape::const_iterator anIt = aFaces.cbegin(); anIt != aFaces.cend(); ++anIt) {
105 std::shared_ptr<GeomAlgoAPI_MakeShapeList> aMakeShapeList(new GeomAlgoAPI_MakeShapeList);
106 if (anIndex < aNbFacesFromEdges)
107 aMakeShapeList->appendAlgo(aFaceBuilder);
109 GeomShapePtr aShape = *anIt;
110 GeomMakeShapePtr aCopy(new GeomAlgoAPI_Copy(aShape));
111 aMakeShapeList->appendAlgo(aCopy);
113 ListOfShape aBaseShapes;
114 if (anIndex < aNbFacesFromEdges)
115 aBaseShapes = anEdges;
117 aBaseShapes.push_back(aShape);
118 storeResult(aMakeShapeList, aBaseShapes, aContexts, aCopy->shape(), anIndex++);
121 removeResults(anIndex);
124 void BuildPlugin_Face::buildFacesByEdges(
125 const ListOfShape& theEdges,
126 const std::list< std::shared_ptr<GeomAPI_Dir> >& theNormals,
127 ListOfShape& theFaces,
128 std::shared_ptr<GeomAlgoAPI_MakeShape>& theBuilderAlgo) const
131 std::shared_ptr<GeomAPI_Pln> aPln = GeomAlgoAPI_ShapeTools::findPlane(theEdges);
132 std::shared_ptr<GeomAPI_Dir> aNormal = aPln->direction();
133 bool isReverse = !theNormals.empty();
134 std::list< std::shared_ptr<GeomAPI_Dir> >::const_iterator aNormIt = theNormals.begin();
135 for (; aNormIt != theNormals.end() && isReverse; ++aNormIt)
136 if ((*aNormIt)->dot(aNormal) > 1.e-7)
140 aPln = std::shared_ptr<GeomAPI_Pln>(new GeomAPI_Pln(aPln->location(), aNormal));
144 std::shared_ptr<GeomAlgoAPI_SketchBuilder> aSketchBuilder(
145 new GeomAlgoAPI_SketchBuilder(aPln, theEdges));
146 theFaces = aSketchBuilder->faces();
147 theBuilderAlgo = aSketchBuilder;
149 // Get wires from faces.
151 for(ListOfShape::const_iterator anIt = theFaces.cbegin(); anIt != theFaces.cend(); ++anIt)
152 aWires.push_back(GeomAlgoAPI_ShapeTools::getFaceOuterWire(*anIt));
154 // Make faces with holes.
156 GeomAlgoAPI_ShapeTools::makeFacesWithHoles(aPln->location(), aPln->direction(),