src/FeaturesPlugin/FeaturesPlugin_Fillet.cpp

   1 // Copyright (C) 2017  CEA/DEN, EDF R&D
   2 //
   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.
   7 //
   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.
  12 //
  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
  16 //
  17 // See http://www.salome-platform.org/ or
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "FeaturesPlugin_Fillet.h"
  22
  23 #include <ModelAPI_Data.h>
  24 #include <ModelAPI_AttributeDouble.h>
  25 #include <ModelAPI_AttributeSelectionList.h>
  26 #include <ModelAPI_AttributeString.h>
  27 #include <ModelAPI_ResultBody.h>
  28 #include <ModelAPI_Session.h>
  29 #include <ModelAPI_Tools.h>
  30 #include <ModelAPI_Validator.h>
  31
  32 #include <GeomAlgoAPI_Fillet.h>
  33 #include <GeomAlgoAPI_MakeShapeList.h>
  34 #include <GeomAlgoAPI_Tools.h>
  35
  36 #include <GeomAPI_DataMapOfShapeMapOfShapes.h>
  37 #include <GeomAPI_ShapeExplorer.h>
  38 #include <GeomAPI_ShapeIterator.h>
  39
  40
  41 // Obtain all sub-shapes from the shape and append them to the list
  42 static void collectSubs(const GeomShapePtr& theShape,
  43                               ListOfShape& theSubs,
  44                         const GeomAPI_Shape::ShapeType theShapeType)
  45 {
  46   GeomAPI_ShapeExplorer anExp(theShape, theShapeType);
  47   for (; anExp.more(); anExp.next()) {
  48     GeomShapePtr aShape = anExp.current();
  49     // Store all shapes with FORWARD orientation to avoid duplication of shared edges/vertices
  50     aShape->setOrientation(GeomAPI_Shape::FORWARD);
  51     theSubs.push_back(aShape);
  52   }
  53 }
  54
  55 // Extract edges from the list
  56 static ListOfShape selectEdges(const ListOfShape& theShapes)
  57 {
  58   ListOfShape anEdges;
  59   for (ListOfShape::const_iterator anIt = theShapes.begin(); anIt != theShapes.end(); ++anIt)
  60     if ((*anIt)->isEdge())
  61       anEdges.push_back(*anIt);
  62   return anEdges;
  63 }
  64
  65 // If theShape is a compound of single shape, return it
  66 static GeomShapePtr unwrapCompound(const GeomShapePtr& theShape)
  67 {
  68   GeomShapePtr aShape = theShape;
  69   if(aShape->shapeType() == GeomAPI_Shape::COMPOUND) {
  70     int aSubResultsNb = 0;
  71     GeomAPI_ShapeIterator anIt(aShape);
  72     for(; anIt.more(); anIt.next())
  73       ++aSubResultsNb;
  74
  75     if(aSubResultsNb == 1) {
  76       anIt.init(aShape);
  77       aShape = anIt.current();
  78     }
  79   }
  80   return aShape;
  81 }
  82
  83
  84 FeaturesPlugin_Fillet::FeaturesPlugin_Fillet()
  85 {
  86 }
  87
  88 void FeaturesPlugin_Fillet::initAttributes()
  89 {
  90   data()->addAttribute(CREATION_METHOD(), ModelAPI_AttributeString::typeId());
  91   data()->addAttribute(OBJECT_LIST_ID(), ModelAPI_AttributeSelectionList::typeId());
  92   data()->addAttribute(START_RADIUS_ID(), ModelAPI_AttributeDouble::typeId());
  93   data()->addAttribute(END_RADIUS_ID(), ModelAPI_AttributeDouble::typeId());
  94
  95   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), END_RADIUS_ID());
  96 }
  97
  98
  99 void FeaturesPlugin_Fillet::execute()
 100 {
 101   AttributeStringPtr aCreationMethod = string(CREATION_METHOD());
 102   if (!aCreationMethod)
 103     return;
 104
 105   GeomAPI_DataMapOfShapeMapOfShapes aSolidsAndSubs;
 106
 107   // getting objects and sort them accroding to parent solids
 108   AttributeSelectionListPtr anObjectsSelList = selectionList(OBJECT_LIST_ID());
 109   for (int anObjectsIndex = 0; anObjectsIndex < anObjectsSelList->size(); ++anObjectsIndex) {
 110     AttributeSelectionPtr anObjectAttr = anObjectsSelList->value(anObjectsIndex);
 111     GeomShapePtr anObject = anObjectAttr->value();
 112     if (!anObject)
 113       return;
 114
 115     ResultPtr aContext = anObjectAttr->context();
 116     GeomShapePtr aParent;
 117     if (aContext.get()) {
 118       ResultBodyPtr aCtxOwner = ModelAPI_Tools::bodyOwner(aContext);
 119       aParent = aCtxOwner ? aCtxOwner->shape() : aContext->shape();
 120     } else { // get it from a feature
 121       FeaturePtr aFeature = anObjectAttr->contextFeature();
 122       if (aFeature.get()) {
 123         aParent = aFeature->firstResult()->shape();
 124       }
 125     }
 126     if (!aParent)
 127       return;
 128
 129     ListOfShape anEdgesAndVertices;
 130     collectSubs(anObject, anEdgesAndVertices, GeomAPI_Shape::EDGE);
 131     collectSubs(anObject, anEdgesAndVertices, GeomAPI_Shape::VERTEX);
 132     for (ListOfShape::iterator aEIt = anEdgesAndVertices.begin();
 133          aEIt != anEdgesAndVertices.end(); ++aEIt)
 134       aSolidsAndSubs.add(aParent, *aEIt);
 135   }
 136
 137   bool isFixedRadius = true;
 138   double aRadius1 = 0.0, aRadius2 = 0.0;
 139   if (aCreationMethod->value() == CREATION_METHOD_SINGLE_RADIUS())
 140     aRadius1 = real(RADIUS_ID())->value();
 141   else {
 142     aRadius1 = real(START_RADIUS_ID())->value();
 143     aRadius2 = real(END_RADIUS_ID())->value();
 144     isFixedRadius = false;
 145   }
 146
 147   // Perform fillet operation
 148   GeomAlgoAPI_MakeShapeList aMakeShapeList;
 149   std::shared_ptr<GeomAlgoAPI_Fillet> aFilletBuilder;
 150   int aResultIndex = 0;
 151   std::string anError;
 152
 153   GeomAPI_DataMapOfShapeMapOfShapes::iterator anIt = aSolidsAndSubs.begin();
 154   for (; anIt != aSolidsAndSubs.end(); ++anIt) {
 155     GeomShapePtr aSolid = anIt.first();
 156     ListOfShape aFilletEdgesAndVertices = anIt.second();
 157
 158     ListOfShape aFilletEdges = selectEdges(aFilletEdgesAndVertices);
 159     if (isFixedRadius)
 160       aFilletBuilder.reset(new GeomAlgoAPI_Fillet(aSolid, aFilletEdges, aRadius1));
 161     else
 162       aFilletBuilder.reset(new GeomAlgoAPI_Fillet(aSolid, aFilletEdges, aRadius1, aRadius2));
 163
 164     if (GeomAlgoAPI_Tools::AlgoError::isAlgorithmFailed(aFilletBuilder, getKind(), anError)) {
 165       setError(anError);
 166       return;
 167     }
 168
 169     GeomShapePtr aResult = unwrapCompound(aFilletBuilder->shape());
 170     std::shared_ptr<ModelAPI_ResultBody> aResultBody =
 171         document()->createBody(data(), aResultIndex);
 172
 173     loadNamingDS(aResultBody, aSolid, aResult, aFilletBuilder);
 174     setResult(aResultBody, aResultIndex);
 175     aResultIndex++;
 176   }
 177   removeResults(aResultIndex);
 178 }
 179
 180 void FeaturesPlugin_Fillet::loadNamingDS(
 181     std::shared_ptr<ModelAPI_ResultBody> theResultBody,
 182     const std::shared_ptr<GeomAPI_Shape> theBaseShape,
 183     const std::shared_ptr<GeomAPI_Shape> theResultShape,
 184     const std::shared_ptr<GeomAlgoAPI_MakeShape>& theMakeShape)
 185 {
 186   //load result
 187   if(theBaseShape->isEqual(theResultShape)) {
 188     theResultBody->store(theResultShape, false);
 189     return;
 190   }
 191
 192   theResultBody->storeModified(theBaseShape, theResultShape);
 193
 194   const std::string aFilletFaceName = "Fillet_Face";
 195
 196   // Store modified faces
 197   theResultBody->loadModifiedShapes(theMakeShape, theBaseShape, GeomAPI_Shape::FACE);
 198
 199   // Store new faces generated from edges and vertices
 200   theResultBody->loadGeneratedShapes(theMakeShape,
 201                                      theBaseShape,
 202                                      GeomAPI_Shape::EDGE,
 203                                      aFilletFaceName);
 204   theResultBody->loadGeneratedShapes(theMakeShape,
 205                                      theBaseShape,
 206                                      GeomAPI_Shape::VERTEX,
 207                                      aFilletFaceName);
 208
 209   // Deleted shapes
 210   theResultBody->loadDeletedShapes(theMakeShape, theBaseShape, GeomAPI_Shape::EDGE);
 211   theResultBody->loadDeletedShapes(theMakeShape, theBaseShape, GeomAPI_Shape::FACE);
 212 }