src/FeaturesPlugin/FeaturesPlugin_Extrusion.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:        FeaturesPlugin_Extrusion.cpp
   4 // Created:     30 May 2014
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "FeaturesPlugin_Extrusion.h"
   8 #include <ModelAPI_Session.h>
   9 #include <ModelAPI_Validator.h>
  10 #include <ModelAPI_Document.h>
  11 #include <ModelAPI_Data.h>
  12 #include <ModelAPI_ResultConstruction.h>
  13 #include <ModelAPI_ResultBody.h>
  14 #include <ModelAPI_AttributeDouble.h>
  15 #include <ModelAPI_AttributeSelection.h>
  16 #include <ModelAPI_AttributeSelectionList.h>
  17 #include <ModelAPI_AttributeBoolean.h>
  18 #include <ModelAPI_AttributeString.h>
  19 #include <ModelAPI_AttributeReference.h>
  20 #include <GeomAlgoAPI_Extrusion.h>
  21 #include <GeomAlgoAPI_FaceBuilder.h>
  22 #include <GeomAlgoAPI_Prism.h>
  23
  24 using namespace std;
  25 #define _LATERAL_TAG 1
  26 #define _FIRST_TAG 2
  27 #define _LAST_TAG 3
  28 #define EDGE 6
  29
  30 FeaturesPlugin_Extrusion::FeaturesPlugin_Extrusion()
  31 {
  32 }
  33
  34 void FeaturesPlugin_Extrusion::initAttributes()
  35 {
  36   AttributeSelectionListPtr aSelection =
  37     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(data()->addAttribute(
  38     FeaturesPlugin_Extrusion::LIST_ID(), ModelAPI_AttributeSelectionList::typeId()));
  39   // extrusion works with faces always
  40   aSelection->setSelectionType("FACE");
  41
  42   data()->addAttribute(FeaturesPlugin_Extrusion::TO_SIZE_ID(), ModelAPI_AttributeDouble::typeId());
  43   data()->addAttribute(FeaturesPlugin_Extrusion::FROM_SIZE_ID(), ModelAPI_AttributeDouble::typeId());
  44
  45   data()->addAttribute(FeaturesPlugin_Extrusion::FROM_OBJECT_ID(), ModelAPI_AttributeSelection::typeId());
  46   data()->addAttribute(FeaturesPlugin_Extrusion::TO_OBJECT_ID(), ModelAPI_AttributeSelection::typeId());
  47
  48   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), FeaturesPlugin_Extrusion::FROM_OBJECT_ID());
  49   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), FeaturesPlugin_Extrusion::TO_OBJECT_ID());
  50 }
  51
  52 void FeaturesPlugin_Extrusion::execute()
  53 {
  54   AttributeSelectionListPtr aFaceRefs = selectionList(FeaturesPlugin_Extrusion::LIST_ID());
  55
  56   // Getting bounding planes.
  57   std::shared_ptr<GeomAPI_Shape> aFromShape;
  58   std::shared_ptr<GeomAPI_Shape> aToShape;
  59
  60   std::shared_ptr<ModelAPI_AttributeSelection> anObjRef = selection(FeaturesPlugin_Extrusion::FROM_OBJECT_ID());
  61   if(anObjRef.get() != NULL) {
  62     aFromShape = std::dynamic_pointer_cast<GeomAPI_Shape>(anObjRef->value());
  63     if(aFromShape.get() == NULL && anObjRef->context().get() != NULL) {
  64       aFromShape = anObjRef->context()->shape();
  65     }
  66   }
  67   anObjRef = selection(FeaturesPlugin_Extrusion::TO_OBJECT_ID());
  68   if(anObjRef.get() != NULL) {
  69     aToShape = std::dynamic_pointer_cast<GeomAPI_Shape>(anObjRef->value());
  70     if(aToShape.get() == NULL && anObjRef->context().get() != NULL) {
  71       aToShape =  anObjRef->context()->shape();
  72     }
  73   }
  74
  75   // Getting sizes.
  76   double aFromSize = real(FeaturesPlugin_Extrusion::FROM_SIZE_ID())->value();
  77   double aToSize = real(FeaturesPlugin_Extrusion::TO_SIZE_ID())->value();
  78
  79   // for each selected face generate a result
  80   int anIndex = 0, aResultIndex = 0;
  81   for(; anIndex < aFaceRefs->size(); anIndex++) {
  82     std::shared_ptr<ModelAPI_AttributeSelection> aFaceRef = aFaceRefs->value(anIndex);
  83     ResultPtr aContextRes = aFaceRef->context();
  84     std::shared_ptr<GeomAPI_Shape> aContext = aContextRes->shape();
  85     if (!aContext.get()) {
  86       static const std::string aContextError = "The selection context is bad";
  87       setError(aContextError);
  88       break;
  89     }
  90
  91     std::shared_ptr<GeomAPI_Shape> aValueFace = aFaceRef->value();
  92     int aFacesNum = -1; // this mean that "aFace" is used
  93     ResultConstructionPtr aConstruction =
  94       std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aContextRes);
  95     if (!aValueFace.get()) { // this may be the whole sketch result selected, check and get faces
  96       if (aConstruction.get()) {
  97         aFacesNum = aConstruction->facesNum();
  98       } else {
  99         static const std::string aFaceError = "Can not find basis for extrusion";
 100         setError(aFaceError);
 101         break;
 102       }
 103     }
 104
 105     for(int aFaceIndex = 0; aFaceIndex < aFacesNum || aFacesNum == -1; aFaceIndex++) {
 106       ResultBodyPtr aResultBody = document()->createBody(data(), aResultIndex);
 107       std::shared_ptr<GeomAPI_Shape> aBaseShape;
 108       if (aFacesNum == -1) {
 109         aBaseShape = aValueFace;
 110       } else {
 111         aBaseShape = std::dynamic_pointer_cast<GeomAPI_Shape>(aConstruction->face(aFaceIndex));
 112       }
 113
 114       GeomAlgoAPI_Prism aFeature(aBaseShape, aFromShape, aFromSize, aToShape, aToSize);
 115       if(!aFeature.isDone()) {
 116         static const std::string aFeatureError = "Extrusion algorithm failed";
 117         setError(aFeatureError);
 118         break;
 119       }
 120
 121       // Check if shape is valid
 122       if(aFeature.shape()->isNull()) {
 123         static const std::string aShapeError = "Resulting shape is Null";
 124         setError(aShapeError);
 125         break;
 126       }
 127       if(!aFeature.isValid()) {
 128         std::string aFeatureError = "Warning: resulting shape is not valid";
 129         setError(aFeatureError);
 130         break;
 131       }
 132       //LoadNamingDS
 133       LoadNamingDS(aFeature, aResultBody, aBaseShape, aContext);
 134
 135       setResult(aResultBody, aResultIndex);
 136       aResultIndex++;
 137
 138       if (aFacesNum == -1)
 139         break;
 140     }
 141   }
 142   // remove the rest results if there were produced in the previous pass
 143   removeResults(aResultIndex);
 144 }
 145
 146 //============================================================================
 147 void FeaturesPlugin_Extrusion::LoadNamingDS(GeomAlgoAPI_Prism& theFeature,
 148                                             std::shared_ptr<ModelAPI_ResultBody> theResultBody,
 149                                             std::shared_ptr<GeomAPI_Shape> theBasis,
 150                                             std::shared_ptr<GeomAPI_Shape> theContext)
 151 {
 152   //load result
 153   if(theBasis->isEqual(theContext))
 154     theResultBody->store(theFeature.shape());
 155   else
 156     theResultBody->storeGenerated(theBasis, theFeature.shape());
 157
 158   std::shared_ptr<GeomAPI_DataMapOfShapeShape> aSubShapes = theFeature.mapOfShapes();
 159
 160   //Insert lateral face : Face from Edge
 161   std::string aLatName = "LateralFace";
 162   theResultBody->loadAndOrientGeneratedShapes(theFeature.makeShape().get(), theBasis, EDGE,_LATERAL_TAG, aLatName, *aSubShapes);
 163
 164   //Insert bottom face
 165   std::string aBotName = "BottomFace";
 166   std::shared_ptr<GeomAPI_Shape> aBottomFace = theFeature.firstShape();
 167   if(!aBottomFace->isNull()) {
 168     if(aSubShapes->isBound(aBottomFace)) {
 169       aBottomFace = aSubShapes->find(aBottomFace);
 170     }
 171     theResultBody->generated(aBottomFace, aBotName, _FIRST_TAG);
 172   }
 173
 174   //Insert top face
 175   std::string aTopName = "TopFace";
 176   std::shared_ptr<GeomAPI_Shape> aTopFace = theFeature.lastShape();
 177   if (!aTopFace->isNull()) {
 178     if (aSubShapes->isBound(aTopFace)) {
 179       aTopFace = aSubShapes->find(aTopFace);
 180     }
 181     theResultBody->generated(aTopFace, aTopName, _LAST_TAG);
 182   }
 183 }