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     int aTag = 1;
  81
  82     ResultBodyPtr aResultBody = myFeature->document()->createBody(myFeature->data(), aResultIndex);
  83
  84     if((*aBoolObjIt)->isEqual((*aBoolMSIt)->shape())) {
  85       aResultBody->store((*aBoolMSIt)->shape(), false);
  86     }
  87     else
  88     {
  89       aResultBody->storeModified(*aBoolObjIt, (*aBoolMSIt)->shape());
  90
  91       aTag += 5000;
  92
  93       // Store generation history.
  94       ListOfShape::const_iterator aGenBaseIt = aGenBaseShapes.cbegin();
  95       ListOfMakeShape::const_iterator aGenMSIt = aGenMakeShapes.cbegin();
  96       for(; aGenBaseIt != aGenBaseShapes.cend() && aGenMSIt != aGenMakeShapes.cend();
  97           ++aGenBaseIt, ++aGenMSIt) {
  98         storeGenerationHistory(aResultBody, *aGenBaseIt, *aGenMSIt);
  99       }
 100
 101       storeModificationHistory(aResultBody, *aBoolObjIt, aTools, *aBoolMSIt);
 102
 103       ResultBaseAlgo aRBA;
 104       aRBA.resultBody = aResultBody;
 105       aRBA.baseShape = *aBoolObjIt;
 106       aRBA.makeShape = *aBoolMSIt;
 107       aResultBaseAlgoList.push_back(aRBA);
 108       aResultShapesList.push_back((*aBoolMSIt)->shape());
 109     }
 110
 111     myFeature->setResult(aResultBody, aResultIndex++);
 112   }
 113
 114   // Store deleted shapes after all results has been proceeded. This is to avoid issue when in one
 115   // result shape has been deleted, but in another it was modified or stayed.
 116   GeomShapePtr aResultShapesCompound = GeomAlgoAPI_CompoundBuilder::compound(aResultShapesList);
 117   storeDeletedShapes(aResultBaseAlgoList, aTools, aResultShapesCompound);
 118
 119   myFeature->removeResults(aResultIndex);
 120 }
 121
 122 //=================================================================================================
 123 bool FeaturesPlugin_CompositeBoolean::makeBoolean(const ListOfShape& theTools,
 124                                                   ListOfShape& theObjects,
 125                                                   ListOfMakeShape& theMakeShapes)
 126 {
 127   // Getting objects.
 128   ListOfShape anObjects, anEdgesAndFaces, aCompSolids;
 129   std::map<GeomShapePtr, ListOfShape> aCompSolidsObjects;
 130   AttributeSelectionListPtr anObjectsSelList = myFeature->selectionList(OBJECTS_ID());
 131   for(int anObjectsIndex = 0; anObjectsIndex < anObjectsSelList->size(); anObjectsIndex++) {
 132     AttributeSelectionPtr anObjectAttr = anObjectsSelList->value(anObjectsIndex);
 133     GeomShapePtr anObject = anObjectAttr->value();
 134     if(!anObject.get()) {
 135       myFeature->setError("Error: Could not get object.");
 136       return false;
 137     }
 138     ResultPtr aContext = anObjectAttr->context();
 139     ResultBodyPtr aResCompSolidPtr = ModelAPI_Tools::bodyOwner(aContext);
 140     if(aResCompSolidPtr.get()) {
 141       GeomShapePtr aContextShape = aResCompSolidPtr->shape();
 142       std::map<GeomShapePtr, ListOfShape>::iterator anIt = aCompSolidsObjects.begin();
 143       for(; anIt != aCompSolidsObjects.end(); anIt++) {
 144         if(anIt->first->isEqual(aContextShape)) {
 145           aCompSolidsObjects[anIt->first].push_back(anObject);
 146           break;
 147         }
 148       }
 149       if(anIt == aCompSolidsObjects.end()) {
 150         aCompSolidsObjects[aContextShape].push_back(anObject);
 151         aCompSolids.push_back(aContextShape);
 152       }
 153     } else {
 154       if(anObject->shapeType() == GeomAPI_Shape::EDGE ||
 155          anObject->shapeType() == GeomAPI_Shape::FACE) {
 156         anEdgesAndFaces.push_back(anObject);
 157       } else {
 158         anObjects.push_back(anObject);
 159       }
 160     }
 161   }
 162
 163   switch(myOperationType) {
 164     case BOOL_CUT: {
 165       if((anObjects.empty() && aCompSolidsObjects.empty()) || theTools.empty()) {
 166         myFeature->setError("Error: Not enough objects for boolean operation.");
 167         return false;
 168       }
 169
 170       // For solids cut each object with all tools.
 171       for(ListOfShape::const_iterator
 172           anIt = anObjects.cbegin(); anIt != anObjects.cend(); ++anIt) {
 173         GeomShapePtr anObject = *anIt;
 174         ListOfShape aListWithObject;
 175         aListWithObject.push_back(anObject);
 176         std::shared_ptr<GeomAlgoAPI_Boolean> aBoolAlgo(new GeomAlgoAPI_Boolean(aListWithObject,
 177                                                                 theTools,
 178                                                                 GeomAlgoAPI_Boolean::BOOL_CUT));
 179
 180         // Checking that the algorithm worked properly.
 181         if(!aBoolAlgo->isDone() || aBoolAlgo->shape()->isNull() || !aBoolAlgo->isValid()) {
 182           myFeature->setError("Error: Boolean algorithm failed.");
 183           return false;
 184         }
 185
 186         if(GeomAlgoAPI_ShapeTools::volume(aBoolAlgo->shape()) > 1.e-27) {
 187           theObjects.push_back(anObject);
 188           theMakeShapes.push_back(aBoolAlgo);
 189         }
 190       }
 191
 192       // Compsolids handling
 193       for(std::map<GeomShapePtr, ListOfShape>::const_iterator anIt = aCompSolidsObjects.cbegin();
 194           anIt != aCompSolidsObjects.cend(); ++anIt) {
 195         GeomShapePtr aCompSolid = anIt->first;
 196         const ListOfShape& aUsedShapes = anIt->second;
 197
 198         // Collecting solids from compsolids which will not be modified in boolean operation.
 199         ListOfShape aShapesToAdd;
 200         for(GeomAPI_ShapeExplorer
 201             anExp(aCompSolid, GeomAPI_Shape::SOLID); anExp.more(); anExp.next()) {
 202           GeomShapePtr aSolidInCompSolid = anExp.current();
 203           ListOfShape::const_iterator aUsedShapesIt = aUsedShapes.cbegin();
 204           for(; aUsedShapesIt != aUsedShapes.cend(); ++aUsedShapesIt) {
 205             if(aSolidInCompSolid->isEqual(*aUsedShapesIt)) {
 206               break;
 207             }
 208           }
 209           if(aUsedShapesIt == aUsedShapes.end()) {
 210             aShapesToAdd.push_back(aSolidInCompSolid);
 211           }
 212         }
 213
 214         std::shared_ptr<GeomAlgoAPI_Boolean> aBoolAlgo(new GeomAlgoAPI_Boolean(aUsedShapes,
 215                                                                   theTools,
 216                                                                   GeomAlgoAPI_Boolean::BOOL_CUT));
 217
 218         // Checking that the algorithm worked properly.
 219         if(!aBoolAlgo->isDone() || aBoolAlgo->shape()->isNull() || !aBoolAlgo->isValid()) {
 220           myFeature->setError("Error: Boolean algorithm failed.");
 221           return false;
 222         }
 223
 224         std::shared_ptr<GeomAlgoAPI_MakeShapeList> aMakeShapeList(new GeomAlgoAPI_MakeShapeList());
 225         aMakeShapeList->appendAlgo(aBoolAlgo);
 226
 227         // Add result to not used solids from compsolid.
 228         aShapesToAdd.push_back(aBoolAlgo->shape());
 229         std::shared_ptr<GeomAlgoAPI_PaveFiller> aFillerAlgo(
 230           new GeomAlgoAPI_PaveFiller(aShapesToAdd, true));
 231         if(!aFillerAlgo->isDone() || aFillerAlgo->shape()->isNull() || !aFillerAlgo->isValid()) {
 232           myFeature->setError("Error: PaveFiller algorithm failed.");
 233           return false;
 234         }
 235
 236         aMakeShapeList->appendAlgo(aFillerAlgo);
 237
 238         if(GeomAlgoAPI_ShapeTools::volume(aFillerAlgo->shape()) > 1.e-27) {
 239           theObjects.push_back(aCompSolid);
 240           theMakeShapes.push_back(aMakeShapeList);
 241         }
 242       }
 243       break;
 244     }
 245     case BOOL_FUSE: {
 246       // Set objects.
 247       theObjects.insert(theObjects.end(), anEdgesAndFaces.begin(), anEdgesAndFaces.end());
 248       theObjects.insert(theObjects.end(), anObjects.begin(), anObjects.end());
 249       theObjects.insert(theObjects.end(), aCompSolids.begin(), aCompSolids.end());
 250
 251       // Filter edges and faces in tools.
 252       ListOfShape aTools;
 253       for(ListOfShape::const_iterator anIt = theTools.cbegin(); anIt != theTools.cend(); ++anIt) {
 254         if((*anIt)->shapeType() == GeomAPI_Shape::EDGE ||
 255            (*anIt)->shapeType() == GeomAPI_Shape::FACE) {
 256           anEdgesAndFaces.push_back(*anIt);
 257         } else {
 258           aTools.push_back(*anIt);
 259         }
 260       }
 261
 262       if((anObjects.size() + aTools.size() +
 263           aCompSolidsObjects.size() + anEdgesAndFaces.size()) < 2) {
 264         myFeature->setError("Error: Not enough objects for boolean operation.");
 265         return false;
 266       }
 267
 268       // Collecting all solids which will be fused.
 269       ListOfShape aSolidsToFuse;
 270       aSolidsToFuse.insert(aSolidsToFuse.end(), anObjects.begin(), anObjects.end());
 271       aSolidsToFuse.insert(aSolidsToFuse.end(), aTools.begin(), aTools.end());
 272
 273       // Collecting solids from compsolids which will not be
 274       // modified in boolean operation and will be added to result.
 275       ListOfShape aShapesToAdd;
 276       for(std::map<GeomShapePtr, ListOfShape>::iterator anIt = aCompSolidsObjects.begin();
 277           anIt != aCompSolidsObjects.end(); anIt++) {
 278         GeomShapePtr aCompSolid = anIt->first;
 279         ListOfShape& aUsedShapes = anIt->second;
 280         aSolidsToFuse.insert(aSolidsToFuse.end(), aUsedShapes.begin(), aUsedShapes.end());
 281
 282         // Collect solids from compsolid which will not be modified in boolean operation.
 283         for(GeomAPI_ShapeExplorer
 284             anExp(aCompSolid, GeomAPI_Shape::SOLID); anExp.more(); anExp.next()) {
 285           GeomShapePtr aSolidInCompSolid = anExp.current();
 286           ListOfShape::iterator anIt = aUsedShapes.begin();
 287           for(; anIt != aUsedShapes.end(); anIt++) {
 288             if(aSolidInCompSolid->isEqual(*anIt)) {
 289               break;
 290             }
 291           }
 292           if(anIt == aUsedShapes.end()) {
 293             aShapesToAdd.push_back(aSolidInCompSolid);
 294           }
 295         }
 296       }
 297
 298       // Cut edges and faces(if we have any) with solids.
 299       ListOfShape aCutTools;
 300       aCutTools.insert(aCutTools.end(), anObjects.begin(), anObjects.end());
 301       aCutTools.insert(aCutTools.end(), aCompSolids.begin(), aCompSolids.end());
 302       aCutTools.insert(aCutTools.end(), aTools.begin(), aTools.end());
 303
 304       std::shared_ptr<GeomAlgoAPI_MakeShapeList> aMakeShapeList(new GeomAlgoAPI_MakeShapeList());
 305       if(!anEdgesAndFaces.empty() && !aCutTools.empty()) {
 306         std::shared_ptr<GeomAlgoAPI_Boolean> aCutAlgo(new GeomAlgoAPI_Boolean(anEdgesAndFaces,
 307                                                               aCutTools,
 308                                                               GeomAlgoAPI_Boolean::BOOL_CUT));
 309         if(aCutAlgo->isDone() && !aCutAlgo->shape()->isNull() && aCutAlgo->isValid()) {
 310           anEdgesAndFaces.clear();
 311           anEdgesAndFaces.push_back(aCutAlgo->shape());
 312           aMakeShapeList->appendAlgo(aCutAlgo);
 313         }
 314       }
 315
 316       // If we have compsolids then cut with not used solids all others.
 317       if(!aShapesToAdd.empty()) {
 318         std::shared_ptr<GeomAlgoAPI_Boolean> aCutAlgo(new GeomAlgoAPI_Boolean(aSolidsToFuse,
 319                                                               aShapesToAdd,
 320                                                               GeomAlgoAPI_Boolean::BOOL_CUT));
 321         if(aCutAlgo->isDone() && GeomAlgoAPI_ShapeTools::volume(aCutAlgo->shape()) > 1.e-27) {
 322           aSolidsToFuse.clear();
 323           aSolidsToFuse.push_back(aCutAlgo->shape());
 324           aMakeShapeList->appendAlgo(aCutAlgo);
 325         }
 326       }
 327
 328       // Fuse all objects and all tools.
 329       GeomShapePtr aFusedShape;
 330       if(aSolidsToFuse.size() == 1) {
 331         aFusedShape = aSolidsToFuse.front();
 332       } else if(aSolidsToFuse.size() > 1){
 333         anObjects.clear();
 334         anObjects.push_back(aSolidsToFuse.front());
 335         aSolidsToFuse.pop_front();
 336         aTools = aSolidsToFuse;
 337
 338         std::shared_ptr<GeomAlgoAPI_Boolean> aFuseAlgo(new GeomAlgoAPI_Boolean(anObjects,
 339                                                           aTools,
 340                                                           GeomAlgoAPI_Boolean::BOOL_FUSE));
 341
 342         // Checking that the algorithm worked properly.
 343         if(!aFuseAlgo->isDone() || aFuseAlgo->shape()->isNull() || !aFuseAlgo->isValid()) {
 344           myFeature->setError("Error: Boolean algorithm failed.");
 345           return false;
 346         }
 347
 348         aFusedShape = aFuseAlgo->shape();
 349         aMakeShapeList->appendAlgo(aFuseAlgo);
 350       }
 351
 352       // Combine result with not used solids from compsolid and edges and faces (if we have any).
 353       aShapesToAdd.insert(aShapesToAdd.end(), anEdgesAndFaces.begin(), anEdgesAndFaces.end());
 354       if(!aShapesToAdd.empty()) {
 355         if(aFusedShape.get()) {
 356           aShapesToAdd.push_back(aFusedShape);
 357         }
 358
 359         std::shared_ptr<GeomAlgoAPI_PaveFiller> aFillerAlgo(
 360           new GeomAlgoAPI_PaveFiller(aShapesToAdd, true));
 361         if(!aFillerAlgo->isDone() || aFillerAlgo->shape()->isNull() || !aFillerAlgo->isValid()) {
 362           myFeature->setError("Error: PaveFiller algorithm failed.");
 363           return false;
 364         }
 365
 366         aMakeShapeList->appendAlgo(aFillerAlgo);
 367       }
 368
 369       theMakeShapes.push_back(aMakeShapeList);
 370       break;
 371     }
 372   }
 373
 374   return true;
 375 }
 376
 377 //=================================================================================================
 378 void FeaturesPlugin_CompositeBoolean::storeModificationHistory(ResultBodyPtr theResultBody,
 379                                 const GeomShapePtr theObject,
 380                                 const ListOfShape& theTools,
 381                                 const std::shared_ptr<GeomAlgoAPI_MakeShape> theMakeShape)
 382 {
 383   const std::string aModName = "Modfied";
 384
 385   ListOfShape aTools = theTools;
 386   aTools.push_back(theObject);
 387
 388   std::string aName;
 389   for(ListOfShape::const_iterator anIt = aTools.begin(); anIt != aTools.end(); anIt++) {
 390     theResultBody->loadModifiedShapes(theMakeShape, *anIt,
 391                                       (*anIt)->shapeType() == GeomAPI_Shape::EDGE ?
 392                                                               GeomAPI_Shape::EDGE :
 393                                                               GeomAPI_Shape::FACE);
 394   }
 395 }
 396
 397 //==================================================================================================
 398 void FeaturesPlugin_CompositeBoolean::storeDeletedShapes(
 399   std::vector<ResultBaseAlgo>& theResultBaseAlgoList,
 400   const ListOfShape& theTools,
 401   const GeomShapePtr theResultShapesCompound)
 402 {
 403   for (std::vector<ResultBaseAlgo>::iterator anIt = theResultBaseAlgoList.begin();
 404     anIt != theResultBaseAlgoList.end();
 405     ++anIt)
 406   {
 407     ResultBaseAlgo& aRCA = *anIt;
 408     aRCA.resultBody->loadDeletedShapes(aRCA.makeShape,
 409       aRCA.baseShape,
 410       GeomAPI_Shape::FACE,
 411       theResultShapesCompound);
 412
 413     for (ListOfShape::const_iterator anIter = theTools.begin(); anIter != theTools.end(); anIter++)
 414     {
 415       aRCA.resultBody->loadDeletedShapes(aRCA.makeShape,
 416         *anIter,
 417         GeomAPI_Shape::FACE,
 418         theResultShapesCompound);
 419     }
 420   }
 421 }