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
  35 #include <GeomAPI_DataMapOfShapeMapOfShapes.h>
  36 #include <GeomAPI_ShapeExplorer.h>
  37 #include <GeomAPI_ShapeIterator.h>
  38
  39
  40 // Obtain all sub-shapes from the shape and append them to the list
  41 static void collectSubs(const GeomShapePtr& theShape,
  42                               ListOfShape& theSubs,
  43                         const GeomAPI_Shape::ShapeType theShapeType)
  44 {
  45   GeomAPI_ShapeExplorer anExp(theShape, theShapeType);
  46   for (; anExp.more(); anExp.next()) {
  47     GeomShapePtr aShape = anExp.current();
  48     // Store all shapes with FORWARD orientation to avoid duplication of shared edges/vertices
  49     aShape->setOrientation(GeomAPI_Shape::FORWARD);
  50     theSubs.push_back(aShape);
  51   }
  52 }
  53
  54 // Extract edges from the list
  55 static ListOfShape selectEdges(const ListOfShape& theShapes)
  56 {
  57   ListOfShape anEdges;
  58   for (ListOfShape::const_iterator anIt = theShapes.begin(); anIt != theShapes.end(); ++anIt)
  59     if ((*anIt)->isEdge())
  60       anEdges.push_back(*anIt);
  61   return anEdges;
  62 }
  63
  64 // If theShape is a compound of single shape, return it
  65 static GeomShapePtr unwrapCompound(const GeomShapePtr& theShape)
  66 {
  67   GeomShapePtr aShape = theShape;
  68   if(aShape->shapeType() == GeomAPI_Shape::COMPOUND) {
  69     int aSubResultsNb = 0;
  70     GeomAPI_ShapeIterator anIt(aShape);
  71     for(; anIt.more(); anIt.next())
  72       ++aSubResultsNb;
  73
  74     if(aSubResultsNb == 1) {
  75       anIt.init(aShape);
  76       aShape = anIt.current();
  77     }
  78   }
  79   return aShape;
  80 }
  81
  82
  83 FeaturesPlugin_Fillet::FeaturesPlugin_Fillet()
  84 {
  85 }
  86
  87 void FeaturesPlugin_Fillet::initAttributes()
  88 {
  89   data()->addAttribute(CREATION_METHOD(), ModelAPI_AttributeString::typeId());
  90   data()->addAttribute(OBJECT_LIST_ID(), ModelAPI_AttributeSelectionList::typeId());
  91   data()->addAttribute(START_RADIUS_ID(), ModelAPI_AttributeDouble::typeId());
  92   data()->addAttribute(END_RADIUS_ID(), ModelAPI_AttributeDouble::typeId());
  93
  94   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), END_RADIUS_ID());
  95 }
  96
  97
  98 void FeaturesPlugin_Fillet::execute()
  99 {
 100   AttributeStringPtr aCreationMethod = string(CREATION_METHOD());
 101   if (!aCreationMethod)
 102     return;
 103
 104   GeomAPI_DataMapOfShapeMapOfShapes aSolidsAndSubs;
 105
 106   // getting objects and sort them accroding to parent solids
 107   AttributeSelectionListPtr anObjectsSelList = selectionList(OBJECT_LIST_ID());
 108   for (int anObjectsIndex = 0; anObjectsIndex < anObjectsSelList->size(); ++anObjectsIndex) {
 109     AttributeSelectionPtr anObjectAttr = anObjectsSelList->value(anObjectsIndex);
 110     GeomShapePtr anObject = anObjectAttr->value();
 111     if (!anObject)
 112       return;
 113
 114     ResultPtr aContext = anObjectAttr->context();
 115     GeomShapePtr aParent;
 116     if (aContext.get()) {
 117       ResultBodyPtr aCtxOwner = ModelAPI_Tools::bodyOwner(aContext);
 118       aParent = aCtxOwner ? aCtxOwner->shape() : aContext->shape();
 119     } else { // get it from a feature
 120       FeaturePtr aFeature = anObjectAttr->contextFeature();
 121       if (aFeature.get()) {
 122         aParent = aFeature->firstResult()->shape();
 123       }
 124     }
 125     if (!aParent)
 126       return;
 127
 128     ListOfShape anEdgesAndVertices;
 129     collectSubs(anObject, anEdgesAndVertices, GeomAPI_Shape::EDGE);
 130     collectSubs(anObject, anEdgesAndVertices, GeomAPI_Shape::VERTEX);
 131     for (ListOfShape::iterator aEIt = anEdgesAndVertices.begin();
 132          aEIt != anEdgesAndVertices.end(); ++aEIt)
 133       aSolidsAndSubs.add(aParent, *aEIt);
 134   }
 135
 136   bool isFixedRadius = true;
 137   double aRadius1 = 0.0, aRadius2 = 0.0;
 138   if (aCreationMethod->value() == CREATION_METHOD_SINGLE_RADIUS())
 139     aRadius1 = real(RADIUS_ID())->value();
 140   else {
 141     aRadius1 = real(START_RADIUS_ID())->value();
 142     aRadius2 = real(END_RADIUS_ID())->value();
 143     isFixedRadius = false;
 144   }
 145
 146   // Perform fillet operation
 147   GeomAlgoAPI_MakeShapeList aMakeShapeList;
 148   std::shared_ptr<GeomAlgoAPI_Fillet> aFilletBuilder;
 149   int aResultIndex = 0;
 150
 151   GeomAPI_DataMapOfShapeMapOfShapes::iterator anIt = aSolidsAndSubs.begin();
 152   for (; anIt != aSolidsAndSubs.end(); ++anIt) {
 153     GeomShapePtr aSolid = anIt.first();
 154     ListOfShape aFilletEdgesAndVertices = anIt.second();
 155
 156     ListOfShape aFilletEdges = selectEdges(aFilletEdgesAndVertices);
 157     if (isFixedRadius)
 158       aFilletBuilder.reset(new GeomAlgoAPI_Fillet(aSolid, aFilletEdges, aRadius1));
 159     else
 160       aFilletBuilder.reset(new GeomAlgoAPI_Fillet(aSolid, aFilletEdges, aRadius1, aRadius2));
 161     if (isFailed(aFilletBuilder))
 162       return;
 163
 164     GeomShapePtr aResult = unwrapCompound(aFilletBuilder->shape());
 165     std::shared_ptr<ModelAPI_ResultBody> aResultBody =
 166         document()->createBody(data(), aResultIndex);
 167
 168     loadNamingDS(aResultBody, aSolid, aFilletEdgesAndVertices, aResult, aFilletBuilder);
 169     setResult(aResultBody, aResultIndex);
 170     aResultIndex++;
 171   }
 172   removeResults(aResultIndex);
 173 }
 174
 175 bool FeaturesPlugin_Fillet::isFailed(
 176     const std::shared_ptr<GeomAlgoAPI_MakeShape>& theAlgorithm)
 177 {
 178   if (!theAlgorithm->isDone()) {
 179     static const std::string aFeatureError = "Error: fillet algorithm failed.";
 180     setError(aFeatureError);
 181     return true;
 182   }
 183   if (theAlgorithm->shape()->isNull()) {
 184     static const std::string aShapeError = "Error: Resulting shape of fillet is Null.";
 185     setError(aShapeError);
 186     return true;
 187   }
 188   if (!theAlgorithm->isValid()) {
 189     std::string aFeatureError = "Error: Resulting shape of fillet is not valid.";
 190     setError(aFeatureError);
 191     return true;
 192   }
 193   return false;
 194 }
 195
 196 void FeaturesPlugin_Fillet::loadNamingDS(
 197     std::shared_ptr<ModelAPI_ResultBody> theResultBody,
 198     const std::shared_ptr<GeomAPI_Shape> theBaseShape,
 199     const ListOfShape& theFilletShapes,
 200     const std::shared_ptr<GeomAPI_Shape> theResultShape,
 201     const std::shared_ptr<GeomAlgoAPI_MakeShape>& theMakeShape)
 202 {
 203   //load result
 204   if(theBaseShape->isEqual(theResultShape)) {
 205     theResultBody->store(theResultShape, false);
 206     return;
 207   }
 208
 209   std::shared_ptr<GeomAPI_DataMapOfShapeShape> aMapOfShapes = theMakeShape->mapOfSubShapes();
 210
 211   const int aDeletedTag = 1;
 212   const int aModifyTag = 2;
 213   const int aGeneratedTag = 3;
 214   /// sub solids will be placed at labels 4, 5, etc. if result is compound of solids
 215   const int aSubsolidsTag = 4;
 216
 217   theResultBody->storeModified(theBaseShape, theResultShape, aSubsolidsTag);
 218
 219   const std::string aModFaceName = "Modified_Face";
 220   const std::string aFilletFaceName = "Fillet_Face";
 221
 222   // Store modified faces
 223   theResultBody->loadAndOrientModifiedShapes(theMakeShape.get(), theBaseShape,
 224       GeomAPI_Shape::FACE, aModifyTag, aModFaceName, *aMapOfShapes);
 225
 226   // Store new faces generated from edges and vertices
 227   theResultBody->loadAndOrientGeneratedShapes(theMakeShape.get(), theBaseShape,
 228       GeomAPI_Shape::EDGE, aGeneratedTag, aFilletFaceName, *aMapOfShapes);
 229   theResultBody->loadAndOrientGeneratedShapes(theMakeShape.get(), theBaseShape,
 230       GeomAPI_Shape::VERTEX, aGeneratedTag, aFilletFaceName, *aMapOfShapes);
 231
 232   // Deleted shapes
 233   theResultBody->loadDeletedShapes(theMakeShape.get(), theBaseShape,
 234                                    GeomAPI_Shape::EDGE, aDeletedTag);
 235   theResultBody->loadDeletedShapes(theMakeShape.get(), theBaseShape,
 236                                    GeomAPI_Shape::FACE, aDeletedTag);
 237 }