Function ShapeFactory_createBoolean

src/ShapeFactory.cc:895–965

static void ShapeFactory_createBoolean(_NAN_METHOD_ARGS, Solid* pSolid1, Solid* pSolid2, BOPAlgo_Operation op)
{

  const TopoDS_Shape& firstObject = pSolid1->shape();
  const TopoDS_Shape& secondObject = pSolid2->shape();

  std::unique_ptr<BRepAlgoAPI_BooleanOperation> pTool;




  TopoDS_Shape shape;
  try {
    switch (op) {
    case BOPAlgo_FUSE:
      pTool = std::unique_ptr<BRepAlgoAPI_BooleanOperation>(new BRepAlgoAPI_Fuse(firstObject, secondObject));
      break;
    case BOPAlgo_CUT:
      pTool = std::unique_ptr<BRepAlgoAPI_BooleanOperation>(new BRepAlgoAPI_Cut(firstObject, secondObject));
      break;
    case BOPAlgo_COMMON:
      pTool = std::unique_ptr<BRepAlgoAPI_BooleanOperation>(new BRepAlgoAPI_Common(firstObject, secondObject));
      break;
    default:
      Standard_ConstructionError::Raise("unknown operation");
      break;
    }
    if (!pTool->IsDone()) {
      Standard_ConstructionError::Raise("operation failed");
    }
    shape = pTool->Shape();

    v8::Local<v8::Value> result(Solid::NewInstance(shape));

    Solid* pResult = Nan::ObjectWrap::Unwrap<Solid>(Nan::To<v8::Object>(result).ToLocalChecked());

    registerShapes(pTool.get(), pResult, pSolid1, pSolid2);

    if (pTool->HasDeleted()) {
      // the boolean operation causes some shape from s1 or s2 to be deleted
    }
    if (pTool->HasGenerated()) {
      // the boolean operation causes some shape from s1 or s2 to be created

    }
    if (pTool->HasModified()) {
      // the boolean operation causes some shape from s1 or s2 to be created
    }
    // check for empty compound shape
    TopoDS_Iterator It(shape, Standard_True, Standard_True);
    int found = 0;
    for (; It.More(); It.Next()) {
      found++;
    }
    if (found == 0) {
      Standard_ConstructionError::Raise("result object is empty compound");
    }