src/FeaturesPlugin/FeaturesPlugin_CompositeBoolean.cpp

   1 // Copyright (C) 2014-2017  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_CompositeBoolean.h"
  22
  23 #include <ModelAPI_AttributeSelectionList.h>
  24 #include <ModelAPI_Tools.h>
  25
  26 #include <GeomAlgoAPI_Boolean.h>
  27 #include <GeomAlgoAPI_CompoundBuilder.h>
  28 #include <GeomAlgoAPI_MakeShapeList.h>
  29 #include <GeomAlgoAPI_PaveFiller.h>
  30 #include <GeomAlgoAPI_ShapeTools.h>
  31
  32 #include <GeomAPI_ShapeExplorer.h>
  33
  34 #include <map>
  35
  36 //=================================================================================================
  37 void FeaturesPlugin_CompositeBoolean::initBooleanAttributes()
  38 {
  39   myFeature->data()->addAttribute(OBJECTS_ID(), ModelAPI_AttributeSelectionList::typeId());
  40 }
  41
  42 //=================================================================================================
  43 void FeaturesPlugin_CompositeBoolean::executeCompositeBoolean()
  44 {
  45   // Make generation.
  46   ListOfShape aGenBaseShapes;
  47   ListOfMakeShape aGenMakeShapes;
  48   if(!makeGeneration(aGenBaseShapes, aGenMakeShapes)) {
  49     return;
  50   }
  51
  52   // Getting tools.
  53   ListOfShape aTools;
  54   for(ListOfMakeShape::const_iterator
  55       anIt = aGenMakeShapes.cbegin(); anIt != aGenMakeShapes.cend(); ++anIt) {
  56     aTools.push_back((*anIt)->shape());
  57   }
  58
  59   // Make boolean.
  60   ListOfShape aBooleanObjects;
  61   ListOfMakeShape aBooleanMakeShapes;
  62   if(!makeBoolean(aTools, aBooleanObjects, aBooleanMakeShapes)) {
  63     return;
  64   }
  65
  66   if(myOperationType == BOOL_FUSE) {
  67     aTools.splice(aTools.begin(), aBooleanObjects);
  68     aBooleanObjects.splice(aBooleanObjects.begin(), aTools, aTools.begin());
  69   }
  70
  71   // Store result.
  72   int aResultIndex = 0;
  73   std::vector<ResultBaseAlgo> aResultBaseAlgoList;
  74   ListOfShape aResultShapesList;
  75   ListOfShape::const_iterator aBoolObjIt = aBooleanObjects.cbegin();
  76   ListOfMakeShape::const_iterator aBoolMSIt = aBooleanMakeShapes.cbegin();
  77   for(; aBoolObjIt != aBooleanObjects.cend() && aBoolMSIt != aBooleanMakeShapes.cend();
  78       ++aBoolObjIt, ++aBoolMSIt) {
  79
  80     ResultBodyPtr aResultBody = myFeature->document()->createBody(myFeature->data(), aResultIndex);
  81
  82     if((*aBoolObjIt)->isEqual((*aBoolMSIt)->shape())) {
  83       aResultBody->store((*aBoolMSIt)->shape(), false);
  84     }
  85     else
  86     {
  87       aResultBody->storeModified(*aBoolObjIt, (*aBoolMSIt)->shape());
  88
  89       // Store generation history.
  90       ListOfShape::const_iterator aGenBaseIt = aGenBaseShapes.cbegin();
  91       ListOfMakeShape::const_iterator aGenMSIt = aGenMakeShapes.cbegin();
  92       for(; aGenBaseIt != aGenBaseShapes.cend() && aGenMSIt != aGenMakeShapes.cend();
  93           ++aGenBaseIt, ++aGenMSIt) {
  94         std::shared_ptr<GeomAlgoAPI_MakeShapeList> aMSList(new GeomAlgoAPI_MakeShapeList());
  95         aMSList->appendAlgo(*aGenMSIt);
  96         aMSList->appendAlgo(*aBoolMSIt);
  97         storeGenerationHistory(aResultBody, *aGenBaseIt, aMSList);
  98       }
  99
 100       storeModificationHistory(aResultBody, *aBoolObjIt, aTools, *aBoolMSIt);
 101
 102       ResultBaseAlgo aRBA;
 103       aRBA.resultBody = aResultBody;
 104       aRBA.baseShape = *aBoolObjIt;
 105       aRBA.makeShape = *aBoolMSIt;
 106       aResultBaseAlgoList.push_back(aRBA);
 107       aResultShapesList.push_back((*aBoolMSIt)->shape());
 108     }
 109
 110     myFeature->setResult(aResultBody, aResultIndex++);
 111   }
 112
 113   // Store deleted shapes after all results has been proceeded. This is to avoid issue when in one
 114   // result shape has been deleted, but in another it was modified or stayed.
 115   GeomShapePtr aResultShapesCompound = GeomAlgoAPI_CompoundBuilder::compound(aResultShapesList);
 116   storeDeletedShapes(aResultBaseAlgoList, aTools, aResultShapesCompound);
 117
 118   myFeature->removeResults(aResultIndex);
 119 }
 120
 121 //=================================================================================================
 122 bool FeaturesPlugin_CompositeBoolean::makeBoolean(const ListOfShape& theTools,
 123                                                   ListOfShape& theObjects,
 124                                                   ListOfMakeShape& theMakeShapes)
 125 {
 126   // Getting objects.
 127   ListOfShape anObjects, anEdgesAndFaces, aCompSolids;
 128   std::map<GeomShapePtr, ListOfShape> aCompSolidsObjects;
 129   AttributeSelectionListPtr anObjectsSelList = myFeature->selectionList(OBJECTS_ID());
 130   for(int anObjectsIndex = 0; anObjectsIndex < anObjectsSelList->size(); anObjectsIndex++) {
 131     AttributeSelectionPtr anObjectAttr = anObjectsSelList->value(anObjectsIndex);
 132     GeomShapePtr anObject = anObjectAttr->value();
 133     if(!anObject.get()) {
 134       myFeature->setError("Error: Could not get object.");
 135       return false;
 136     }
 137     ResultPtr aContext = anObjectAttr->context();
 138     ResultBodyPtr aResCompSolidPtr = ModelAPI_Tools::bodyOwner(aContext);
 139     if(aResCompSolidPtr.get()) {
 140       GeomShapePtr aContextShape = aResCompSolidPtr->shape();
 141       std::map<GeomShapePtr, ListOfShape>::iterator anIt = aCompSolidsObjects.begin();
 142       for(; anIt != aCompSolidsObjects.end(); anIt++) {
 143         if(anIt->first->isEqual(aContextShape)) {
 144           aCompSolidsObjects[anIt->first].push_back(anObject);
 145           break;
 146         }
 147       }
 148       if(anIt == aCompSolidsObjects.end()) {
 149         aCompSolidsObjects[aContextShape].push_back(anObject);
 150         aCompSolids.push_back(aContextShape);
 151       }
 152     } else {
 153       if(anObject->shapeType() == GeomAPI_Shape::EDGE ||
 154          anObject->shapeType() == GeomAPI_Shape::FACE) {
 155         anEdgesAndFaces.push_back(anObject);
 156       } else {
 157         anObjects.push_back(anObject);
 158       }
 159     }
 160   }
 161
 162   switch(myOperationType) {
 163     case BOOL_CUT: {
 164       if((anObjects.empty() && aCompSolidsObjects.empty()) || theTools.empty()) {
 165         myFeature->setError("Error: Not enough objects for boolean operation.");
 166         return false;
 167       }
 168
 169       // For solids cut each object with all tools.
 170       for(ListOfShape::const_iterator
 171           anIt = anObjects.cbegin(); anIt != anObjects.cend(); ++anIt) {
 172         GeomShapePtr anObject = *anIt;
 173         ListOfShape aListWithObject;
 174         aListWithObject.push_back(anObject);
 175         std::shared_ptr<GeomAlgoAPI_Boolean> aBoolAlgo(new GeomAlgoAPI_Boolean(aListWithObject,
 176                                                                 theTools,
 177                                                                 GeomAlgoAPI_Boolean::BOOL_CUT));
 178
 179         // Checking that the algorithm worked properly.
 180         if(!aBoolAlgo->isDone() || aBoolAlgo->shape()->isNull() || !aBoolAlgo->isValid()) {
 181           myFeature->setError("Error: Boolean algorithm failed.");
 182           return false;
 183         }
 184
 185         if(GeomAlgoAPI_ShapeTools::volume(aBoolAlgo->shape()) > 1.e-27) {
 186           theObjects.push_back(anObject);
 187           theMakeShapes.push_back(aBoolAlgo);
 188         }
 189       }
 190
 191       // Compsolids handling
 192       for(std::map<GeomShapePtr, ListOfShape>::const_iterator anIt = aCompSolidsObjects.cbegin();
 193           anIt != aCompSolidsObjects.cend(); ++anIt) {
 194         GeomShapePtr aCompSolid = anIt->first;
 195         const ListOfShape& aUsedShapes = anIt->second;
 196
 197         // Collecting solids from compsolids which will not be modified in boolean operation.
 198         ListOfShape aShapesToAdd;
 199         for(GeomAPI_ShapeExplorer
 200             anExp(aCompSolid, GeomAPI_Shape::SOLID); anExp.more(); anExp.next()) {
 201           GeomShapePtr aSolidInCompSolid = anExp.current();
 202           ListOfShape::const_iterator aUsedShapesIt = aUsedShapes.cbegin();
 203           for(; aUsedShapesIt != aUsedShapes.cend(); ++aUsedShapesIt) {
 204             if(aSolidInCompSolid->isEqual(*aUsedShapesIt)) {
 205               break;
 206             }
 207           }
 208           if(aUsedShapesIt == aUsedShapes.end()) {
 209             aShapesToAdd.push_back(aSolidInCompSolid);
 210           }
 211         }
 212
 213         std::shared_ptr<GeomAlgoAPI_Boolean> aBoolAlgo(new GeomAlgoAPI_Boolean(aUsedShapes,
 214                                                                   theTools,
 215                                                                   GeomAlgoAPI_Boolean::BOOL_CUT));
 216
 217         // Checking that the algorithm worked properly.
 218         if(!aBoolAlgo->isDone() || aBoolAlgo->shape()->isNull() || !aBoolAlgo->isValid()) {
 219           myFeature->setError("Error: Boolean algorithm failed.");
 220           return false;
 221         }
 222
 223         std::shared_ptr<GeomAlgoAPI_MakeShapeList> aMakeShapeList(new GeomAlgoAPI_MakeShapeList());
 224         aMakeShapeList->appendAlgo(aBoolAlgo);
 225
 226         // Add result to not used solids from compsolid.
 227         aShapesToAdd.push_back(aBoolAlgo->shape());
 228         std::shared_ptr<GeomAlgoAPI_PaveFiller> aFillerAlgo(
 229           new GeomAlgoAPI_PaveFiller(aShapesToAdd, true));
 230         if(!aFillerAlgo->isDone() || aFillerAlgo->shape()->isNull() || !aFillerAlgo->isValid()) {
 231           myFeature->setError("Error: PaveFiller algorithm failed.");
 232           return false;
 233         }
 234
 235         aMakeShapeList->appendAlgo(aFillerAlgo);
 236
 237         if(GeomAlgoAPI_ShapeTools::volume(aFillerAlgo->shape()) > 1.e-27) {
 238           theObjects.push_back(aCompSolid);
 239           theMakeShapes.push_back(aMakeShapeList);
 240         }
 241       }
 242       break;
 243     }
 244     case BOOL_FUSE: {
 245       // Set objects.
 246       theObjects.insert(theObjects.end(), anEdgesAndFaces.begin(), anEdgesAndFaces.end());
 247       theObjects.insert(theObjects.end(), anObjects.begin(), anObjects.end());
 248       theObjects.insert(theObjects.end(), aCompSolids.begin(), aCompSolids.end());
 249
 250       // Filter edges and faces in tools.
 251       ListOfShape aTools;
 252       for(ListOfShape::const_iterator anIt = theTools.cbegin(); anIt != theTools.cend(); ++anIt) {
 253         if((*anIt)->shapeType() == GeomAPI_Shape::EDGE ||
 254            (*anIt)->shapeType() == GeomAPI_Shape::FACE) {
 255           anEdgesAndFaces.push_back(*anIt);
 256         } else {
 257           aTools.push_back(*anIt);
 258         }
 259       }
 260
 261       if((anObjects.size() + aTools.size() +
 262           aCompSolidsObjects.size() + anEdgesAndFaces.size()) < 2) {
 263         myFeature->setError("Error: Not enough objects for boolean operation.");
 264         return false;
 265       }
 266
 267       // Collecting all solids which will be fused.
 268       ListOfShape aSolidsToFuse;
 269       aSolidsToFuse.insert(aSolidsToFuse.end(), anObjects.begin(), anObjects.end());
 270       aSolidsToFuse.insert(aSolidsToFuse.end(), aTools.begin(), aTools.end());
 271
 272       // Collecting solids from compsolids which will not be
 273       // modified in boolean operation and will be added to result.
 274       ListOfShape aShapesToAdd;
 275       for(std::map<GeomShapePtr, ListOfShape>::iterator anIt = aCompSolidsObjects.begin();
 276           anIt != aCompSolidsObjects.end(); anIt++) {
 277         GeomShapePtr aCompSolid = anIt->first;
 278         ListOfShape& aUsedShapes = anIt->second;
 279         aSolidsToFuse.insert(aSolidsToFuse.end(), aUsedShapes.begin(), aUsedShapes.end());
 280
 281         // Collect solids from compsolid which will not be modified in boolean operation.
 282         for(GeomAPI_ShapeExplorer
 283             anExp(aCompSolid, GeomAPI_Shape::SOLID); anExp.more(); anExp.next()) {
 284           GeomShapePtr aSolidInCompSolid = anExp.current();
 285           ListOfShape::iterator anIt = aUsedShapes.begin();
 286           for(; anIt != aUsedShapes.end(); anIt++) {
 287             if(aSolidInCompSolid->isEqual(*anIt)) {
 288               break;
 289             }
 290           }
 291           if(anIt == aUsedShapes.end()) {
 292             aShapesToAdd.push_back(aSolidInCompSolid);
 293           }
 294         }
 295       }
 296
 297       // Cut edges and faces(if we have any) with solids.
 298       ListOfShape aCutTools;
 299       aCutTools.insert(aCutTools.end(), anObjects.begin(), anObjects.end());
 300       aCutTools.insert(aCutTools.end(), aCompSolids.begin(), aCompSolids.end());
 301       aCutTools.insert(aCutTools.end(), aTools.begin(), aTools.end());
 302
 303       std::shared_ptr<GeomAlgoAPI_MakeShapeList> aMakeShapeList(new GeomAlgoAPI_MakeShapeList());
 304       if(!anEdgesAndFaces.empty() && !aCutTools.empty()) {
 305         std::shared_ptr<GeomAlgoAPI_Boolean> aCutAlgo(new GeomAlgoAPI_Boolean(anEdgesAndFaces,
 306                                                               aCutTools,
 307                                                               GeomAlgoAPI_Boolean::BOOL_CUT));
 308         if(aCutAlgo->isDone() && !aCutAlgo->shape()->isNull() && aCutAlgo->isValid()) {
 309           anEdgesAndFaces.clear();
 310           anEdgesAndFaces.push_back(aCutAlgo->shape());
 311           aMakeShapeList->appendAlgo(aCutAlgo);
 312         }
 313       }
 314
 315       // If we have compsolids then cut with not used solids all others.
 316       if(!aShapesToAdd.empty()) {
 317         std::shared_ptr<GeomAlgoAPI_Boolean> aCutAlgo(new GeomAlgoAPI_Boolean(aSolidsToFuse,
 318                                                               aShapesToAdd,
 319                                                               GeomAlgoAPI_Boolean::BOOL_CUT));
 320         if(aCutAlgo->isDone() && GeomAlgoAPI_ShapeTools::volume(aCutAlgo->shape()) > 1.e-27) {
 321           aSolidsToFuse.clear();
 322           aSolidsToFuse.push_back(aCutAlgo->shape());
 323           aMakeShapeList->appendAlgo(aCutAlgo);
 324         }
 325       }
 326
 327       // Fuse all objects and all tools.
 328       GeomShapePtr aFusedShape;
 329       if(aSolidsToFuse.size() == 1) {
 330         aFusedShape = aSolidsToFuse.front();
 331       } else if(aSolidsToFuse.size() > 1){
 332         anObjects.clear();
 333         anObjects.push_back(aSolidsToFuse.front());
 334         aSolidsToFuse.pop_front();
 335         aTools = aSolidsToFuse;
 336
 337         std::shared_ptr<GeomAlgoAPI_Boolean> aFuseAlgo(new GeomAlgoAPI_Boolean(anObjects,
 338                                                           aTools,
 339                                                           GeomAlgoAPI_Boolean::BOOL_FUSE));
 340
 341         // Checking that the algorithm worked properly.
 342         if(!aFuseAlgo->isDone() || aFuseAlgo->shape()->isNull() || !aFuseAlgo->isValid()) {
 343           myFeature->setError("Error: Boolean algorithm failed.");
 344           return false;
 345         }
 346
 347         aFusedShape = aFuseAlgo->shape();
 348         aMakeShapeList->appendAlgo(aFuseAlgo);
 349       }
 350
 351       // Combine result with not used solids from compsolid and edges and faces (if we have any).
 352       aShapesToAdd.insert(aShapesToAdd.end(), anEdgesAndFaces.begin(), anEdgesAndFaces.end());
 353       if(!aShapesToAdd.empty()) {
 354         if(aFusedShape.get()) {
 355           aShapesToAdd.push_back(aFusedShape);
 356         }
 357
 358         std::shared_ptr<GeomAlgoAPI_PaveFiller> aFillerAlgo(
 359           new GeomAlgoAPI_PaveFiller(aShapesToAdd, true));
 360         if(!aFillerAlgo->isDone() || aFillerAlgo->shape()->isNull() || !aFillerAlgo->isValid()) {
 361           myFeature->setError("Error: PaveFiller algorithm failed.");
 362           return false;
 363         }
 364
 365         aMakeShapeList->appendAlgo(aFillerAlgo);
 366       }
 367
 368       theMakeShapes.push_back(aMakeShapeList);
 369       break;
 370     }
 371   }
 372
 373   return true;
 374 }
 375
 376 //=================================================================================================
 377 void FeaturesPlugin_CompositeBoolean::storeModificationHistory(ResultBodyPtr theResultBody,
 378                                 const GeomShapePtr theObject,
 379                                 const ListOfShape& theTools,
 380                                 const std::shared_ptr<GeomAlgoAPI_MakeShape> theMakeShape)
 381 {
 382   ListOfShape aTools = theTools;
 383   aTools.push_back(theObject);
 384
 385   for(ListOfShape::const_iterator anIt = aTools.begin(); anIt != aTools.end(); anIt++) {
 386     theResultBody->loadModifiedShapes(theMakeShape, *anIt,
 387                                       (*anIt)->shapeType() == GeomAPI_Shape::EDGE ?
 388                                                               GeomAPI_Shape::EDGE :
 389                                                               GeomAPI_Shape::FACE);
 390   }
 391 }
 392
 393 //==================================================================================================
 394 void FeaturesPlugin_CompositeBoolean::storeDeletedShapes(
 395   std::vector<ResultBaseAlgo>& theResultBaseAlgoList,
 396   const ListOfShape& theTools,
 397   const GeomShapePtr theResultShapesCompound)
 398 {
 399   for (std::vector<ResultBaseAlgo>::iterator anIt = theResultBaseAlgoList.begin();
 400     anIt != theResultBaseAlgoList.end();
 401     ++anIt)
 402   {
 403     ResultBaseAlgo& aRCA = *anIt;
 404     aRCA.resultBody->loadDeletedShapes(aRCA.makeShape,
 405       aRCA.baseShape,
 406       GeomAPI_Shape::FACE,
 407       theResultShapesCompound);
 408
 409     for (ListOfShape::const_iterator anIter = theTools.begin(); anIter != theTools.end(); anIter++)
 410     {
 411       aRCA.resultBody->loadDeletedShapes(aRCA.makeShape,
 412         *anIter,
 413         GeomAPI_Shape::FACE,
 414         theResultShapesCompound);
 415     }
 416   }
 417 }