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) {
  62     aFromShape = std::dynamic_pointer_cast<GeomAPI_Shape>(anObjRef->value());
  63   }
  64   anObjRef = selection(FeaturesPlugin_Extrusion::TO_OBJECT_ID());
  65   if (anObjRef) {
  66     aToShape = std::dynamic_pointer_cast<GeomAPI_Shape>(anObjRef->value());
  67   }
  68
  69   // Getting sizes.
  70   double aFromSize = real(FeaturesPlugin_Extrusion::FROM_SIZE_ID())->value();
  71   double aToSize = real(FeaturesPlugin_Extrusion::TO_SIZE_ID())->value();
  72
  73   // for each selected face generate a result
  74   int anIndex = 0, aResultIndex = 0;
  75   for(; anIndex < aFaceRefs->size(); anIndex++) {
  76     std::shared_ptr<ModelAPI_AttributeSelection> aFaceRef = aFaceRefs->value(anIndex);
  77     ResultPtr aContextRes = aFaceRef->context();
  78     std::shared_ptr<GeomAPI_Shape> aContext = aContextRes->shape();
  79     if (!aContext.get()) {
  80       static const std::string aContextError = "The selection context is bad";
  81       setError(aContextError);
  82       break;
  83     }
  84
  85     std::shared_ptr<GeomAPI_Shape> aValueFace = aFaceRef->value();
  86     int aFacesNum = -1; // this mean that "aFace" is used
  87     ResultConstructionPtr aConstruction =
  88       std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aContextRes);
  89     if (!aValueFace.get()) { // this may be the whole sketch result selected, check and get faces
  90       if (aConstruction.get()) {
  91         aFacesNum = aConstruction->facesNum();
  92       } else {
  93         static const std::string aFaceError = "Can not find basis for extrusion";
  94         setError(aFaceError);
  95         break;
  96       }
  97     }
  98
  99     for(int aFaceIndex = 0; aFaceIndex < aFacesNum || aFacesNum == -1; aFaceIndex++) {
 100       ResultBodyPtr aResultBody = document()->createBody(data(), aResultIndex);
 101       std::shared_ptr<GeomAPI_Shape> aBaseShape;
 102       if (aFacesNum == -1) {
 103         aBaseShape = aValueFace;
 104       } else {
 105         aBaseShape = std::dynamic_pointer_cast<GeomAPI_Shape>(aConstruction->face(aFaceIndex));
 106       }
 107
 108       GeomAlgoAPI_Prism aFeature(aBaseShape, aFromShape, aFromSize, aToShape, aToSize);
 109       if(!aFeature.isDone()) {
 110         static const std::string aFeatureError = "Extrusion algorithm failed";
 111         setError(aFeatureError);
 112         break;
 113       }
 114
 115       // Check if shape is valid
 116       if(aFeature.shape()->isNull()) {
 117         static const std::string aShapeError = "Resulting shape is Null";
 118         setError(aShapeError);
 119         break;
 120       }
 121       if(!aFeature.isValid()) {
 122         std::string aFeatureError = "Warning: resulting shape is not valid";
 123         setError(aFeatureError);
 124         break;
 125       }
 126       //LoadNamingDS
 127       LoadNamingDS(aFeature, aResultBody, aBaseShape, aContext);
 128
 129       setResult(aResultBody, aResultIndex);
 130       aResultIndex++;
 131
 132       if (aFacesNum == -1)
 133         break;
 134     }
 135   }
 136   // remove the rest results if there were produced in the previous pass
 137   removeResults(aResultIndex);
 138 }
 139
 140 //============================================================================
 141 void FeaturesPlugin_Extrusion::LoadNamingDS(GeomAlgoAPI_Prism& theFeature,
 142                                             std::shared_ptr<ModelAPI_ResultBody> theResultBody,
 143                                             std::shared_ptr<GeomAPI_Shape> theBasis,
 144                                             std::shared_ptr<GeomAPI_Shape> theContext)
 145 {
 146   //load result
 147   if(theBasis->isEqual(theContext))
 148     theResultBody->store(theFeature.shape());
 149   else
 150     theResultBody->storeGenerated(theBasis, theFeature.shape());
 151
 152   std::shared_ptr<GeomAPI_DataMapOfShapeShape> aSubShapes = theFeature.mapOfShapes();
 153
 154   //Insert lateral face : Face from Edge
 155   std::string aLatName = "LateralFace";
 156   theResultBody->loadAndOrientGeneratedShapes(theFeature.makeShape().get(), theBasis, EDGE,_LATERAL_TAG, aLatName, *aSubShapes.get());
 157
 158   //Insert bottom face
 159   std::string aBotName = "BottomFace";
 160   std::shared_ptr<GeomAPI_Shape> aBottomFace = theFeature.firstShape();
 161   if(!aBottomFace->isNull()) {
 162     if(aSubShapes->isBound(aBottomFace)) {
 163       aBottomFace = aSubShapes->find(aBottomFace);
 164     }
 165     theResultBody->generated(aBottomFace, aBotName, _FIRST_TAG);
 166   }
 167
 168   //Insert top face
 169   std::string aTopName = "TopFace";
 170   std::shared_ptr<GeomAPI_Shape> aTopFace = theFeature.lastShape();
 171   if (!aTopFace->isNull()) {
 172     if (aSubShapes->isBound(aTopFace)) {
 173       aTopFace = aSubShapes->find(aTopFace);
 174     }
 175     theResultBody->generated(aTopFace, aTopName, _LAST_TAG);
 176   }
 177 }