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 <GeomAPI_Pln.h>
  21 #include <GeomAPI_XYZ.h>
  22 #include <GeomAlgoAPI_Extrusion.h>
  23 #include <GeomAlgoAPI_FaceBuilder.h>
  24 #include <GeomAlgoAPI_Prism.h>
  25
  26 using namespace std;
  27 #define _LATERAL_TAG 1
  28 #define _FIRST_TAG 2
  29 #define _LAST_TAG 3
  30 #define EDGE 6
  31
  32 FeaturesPlugin_Extrusion::FeaturesPlugin_Extrusion()
  33 {
  34 }
  35
  36 void FeaturesPlugin_Extrusion::initAttributes()
  37 {
  38   AttributeSelectionListPtr aSelection =
  39     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(data()->addAttribute(
  40     FeaturesPlugin_Extrusion::LIST_ID(), ModelAPI_AttributeSelectionList::typeId()));
  41   // extrusion works with faces always
  42   aSelection->setSelectionType("FACE");
  43
  44   data()->addAttribute(FeaturesPlugin_Extrusion::TO_SIZE_ID(), ModelAPI_AttributeDouble::typeId());
  45   data()->addAttribute(FeaturesPlugin_Extrusion::FROM_SIZE_ID(), ModelAPI_AttributeDouble::typeId());
  46
  47   //data()->addAttribute(FeaturesPlugin_Extrusion::AXIS_OBJECT_ID(), ModelAPI_AttributeReference::typeId());
  48
  49   data()->addAttribute(FeaturesPlugin_Extrusion::FROM_OBJECT_ID(), ModelAPI_AttributeSelection::typeId());
  50   data()->addAttribute(FeaturesPlugin_Extrusion::TO_OBJECT_ID(), ModelAPI_AttributeSelection::typeId());
  51
  52   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), FeaturesPlugin_Extrusion::FROM_OBJECT_ID());
  53   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), FeaturesPlugin_Extrusion::TO_OBJECT_ID());
  54 }
  55
  56 void FeaturesPlugin_Extrusion::execute()
  57 {
  58   AttributeSelectionListPtr aFaceRefs = selectionList(FeaturesPlugin_Extrusion::LIST_ID());
  59
  60   std::shared_ptr<GeomAPI_Shape> aFromShape(new GeomAPI_Shape);
  61   std::shared_ptr<GeomAPI_Shape> aToShape(new GeomAPI_Shape);
  62
  63   // Getting bounding planes.
  64   std::shared_ptr<ModelAPI_AttributeSelection> anObjRef = selection(FeaturesPlugin_Extrusion::FROM_OBJECT_ID());
  65   if (anObjRef) {
  66     aFromShape = std::dynamic_pointer_cast<GeomAPI_Shape>(anObjRef->value());
  67   }
  68   anObjRef = selection(FeaturesPlugin_Extrusion::TO_OBJECT_ID());
  69   if (anObjRef) {
  70     aToShape = std::dynamic_pointer_cast<GeomAPI_Shape>(anObjRef->value());
  71   }
  72
  73   // Getting sizes.
  74   double aFromSize = real(FeaturesPlugin_Extrusion::FROM_SIZE_ID())->value();
  75   double aToSize = real(FeaturesPlugin_Extrusion::TO_SIZE_ID())->value();
  76
  77   // for each selected face generate a result
  78   int anIndex = 0, aResultIndex = 0;
  79   for(; anIndex < aFaceRefs->size(); anIndex++) {
  80     std::shared_ptr<ModelAPI_AttributeSelection> aFaceRef = aFaceRefs->value(anIndex);
  81     ResultPtr aContextRes = aFaceRef->context();
  82     std::shared_ptr<GeomAPI_Shape> aContext = aContextRes->shape();
  83     if (!aContext.get()) {
  84       static const std::string aContextError = "The selection context is bad";
  85       setError(aContextError);
  86       break;
  87     }
  88
  89     std::shared_ptr<GeomAPI_Shape> aValueFace = aFaceRef->value();
  90     int aFacesNum = -1; // this mean that "aFace" is used
  91     ResultConstructionPtr aConstruction =
  92       std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aContextRes);
  93     if (!aValueFace.get()) { // this may be the whole sketch result selected, check and get faces
  94       if (aConstruction.get()) {
  95         aFacesNum = aConstruction->facesNum();
  96       } else {
  97         static const std::string aFaceError = "Can not find basis for extrusion";
  98         setError(aFaceError);
  99         break;
 100       }
 101     }
 102
 103     for(int aFaceIndex = 0; aFaceIndex < aFacesNum || aFacesNum == -1; aFaceIndex++) {
 104       ResultBodyPtr aResultBody = document()->createBody(data(), aResultIndex);
 105       std::shared_ptr<GeomAPI_Shape> aBaseShape;
 106       if (aFacesNum == -1) {
 107         aBaseShape = aValueFace;
 108       } else {
 109         aBaseShape = std::dynamic_pointer_cast<GeomAPI_Shape>(aConstruction->face(aFaceIndex));
 110       }
 111
 112       // If bounding faces was not set creating them.
 113       std::shared_ptr<GeomAPI_Face> aBaseFace(new GeomAPI_Face(aBaseShape));
 114       std::shared_ptr<GeomAPI_Pln> aBasePlane = aBaseFace->getPlane();
 115       std::shared_ptr<GeomAPI_Dir> aBaseDir = aBasePlane->direction();
 116       std::shared_ptr<GeomAPI_Pnt> aBaseLoc = aBasePlane->location();
 117
 118       if(!aFromShape) {
 119         aFromShape = GeomAlgoAPI_FaceBuilder::plane(aBaseLoc, aBaseDir);
 120       }
 121       if(!aToShape) {
 122         aToShape = GeomAlgoAPI_FaceBuilder::plane(aBaseLoc, aBaseDir);
 123       }
 124
 125       // Moving bounding faces according to "from" and "to" sizes.
 126       std::shared_ptr<GeomAPI_Face> aFromFace(new GeomAPI_Face(aFromShape));
 127       std::shared_ptr<GeomAPI_Pln> aFromPlane = aFromFace->getPlane();
 128       std::shared_ptr<GeomAPI_Pnt> aFromLoc = aFromPlane->location();
 129       std::shared_ptr<GeomAPI_Dir> aFromDir = aFromPlane->direction();
 130
 131       std::shared_ptr<GeomAPI_Face> aToFace(new GeomAPI_Face(aToShape));
 132       std::shared_ptr<GeomAPI_Pln> aToPlane = aToFace->getPlane();
 133       std::shared_ptr<GeomAPI_Pnt> aToLoc = aToPlane->location();
 134       std::shared_ptr<GeomAPI_Dir> aToDir = aToPlane->direction();
 135
 136       bool aSign = aFromLoc->xyz()->dot(aBaseDir->xyz()) > aToLoc->xyz()->dot(aBaseDir->xyz());
 137
 138       std::shared_ptr<GeomAPI_Pnt> aFromPnt(new GeomAPI_Pnt(aFromLoc->xyz()->added(aBaseDir->xyz()->multiplied(aSign ? aFromSize : -aFromSize))));
 139       aFromShape = GeomAlgoAPI_FaceBuilder::plane(aFromPnt, aFromDir);
 140
 141       std::shared_ptr<GeomAPI_Pnt> aToPnt(new GeomAPI_Pnt(aToLoc->xyz()->added(aBaseDir->xyz()->multiplied(aSign ? -aToSize : aToSize))));
 142       aToShape = GeomAlgoAPI_FaceBuilder::plane(aToPnt, aToDir);
 143
 144       //GeomAlgoAPI_Extrusion aFeature(aFace, aFromSize);
 145       GeomAlgoAPI_Prism aFeature(aBaseShape, aFromShape, aToShape);
 146       if(!aFeature.isDone()) {
 147         static const std::string aFeatureError = "Extrusion algorithm failed";
 148         setError(aFeatureError);
 149         break;
 150       }
 151
 152       // Check if shape is valid
 153       if(aFeature.shape()->isNull()) {
 154         static const std::string aShapeError = "Resulting shape is Null";
 155         setError(aShapeError);
 156         break;
 157       }
 158       if(!aFeature.isValid()) {
 159         std::string aFeatureError = "Warning: resulting shape is not valid";
 160         setError(aFeatureError);
 161         break;
 162       }
 163       //LoadNamingDS
 164       LoadNamingDS(aFeature, aResultBody, aBaseShape, aContext);
 165
 166       setResult(aResultBody, aResultIndex);
 167       aResultIndex++;
 168
 169       if (aFacesNum == -1)
 170         break;
 171     }
 172   }
 173   // remove the rest results if there were produced in the previous pass
 174   removeResults(aResultIndex);
 175 }
 176
 177 //============================================================================
 178 void FeaturesPlugin_Extrusion::LoadNamingDS(GeomAlgoAPI_Prism& theFeature,
 179                                             std::shared_ptr<ModelAPI_ResultBody> theResultBody,
 180                                             std::shared_ptr<GeomAPI_Shape> theBasis,
 181                                             std::shared_ptr<GeomAPI_Shape> theContext)
 182 {
 183   //load result
 184   if(theBasis->isEqual(theContext))
 185     theResultBody->store(theFeature.shape());
 186   else
 187     theResultBody->storeGenerated(theContext, theFeature.shape());
 188
 189   GeomAPI_DataMapOfShapeShape* aSubShapes = new GeomAPI_DataMapOfShapeShape();
 190   theFeature.mapOfShapes(*aSubShapes);
 191
 192   //Insert lateral face : Face from Edge
 193   std::string aLatName = "LateralFace";
 194   theResultBody->loadAndOrientGeneratedShapes(theFeature.makeShape(), theBasis, EDGE,_LATERAL_TAG, aLatName, *aSubShapes);
 195
 196   //Insert bottom face
 197   std::string aBotName = "BottomFace";
 198   std::shared_ptr<GeomAPI_Shape> aBottomFace = theFeature.firstShape();
 199   if(!aBottomFace->isNull()) {
 200     if(aSubShapes->isBound(aBottomFace)) {
 201       aBottomFace = aSubShapes->find(aBottomFace);
 202     }
 203     theResultBody->generated(aBottomFace, aBotName, _FIRST_TAG);
 204   }
 205
 206   //Insert top face
 207   std::string aTopName = "TopFace";
 208   std::shared_ptr<GeomAPI_Shape> aTopFace = theFeature.lastShape();
 209   if (!aTopFace->isNull()) {
 210     if (aSubShapes->isBound(aTopFace)) {
 211       aTopFace = aSubShapes->find(aTopFace);
 212     }
 213     theResultBody->generated(aTopFace, aTopName, _LAST_TAG);
 214   }
 215 }
 216
 217 //============================================================================
 218 void FeaturesPlugin_Extrusion::clearResult()
 219 {
 220   std::shared_ptr<ModelAPI_ResultBody> aResultBody = document()->createBody(data());
 221   std::shared_ptr<GeomAPI_Shape> anEmptyShape(new GeomAPI_Shape);
 222   aResultBody->store(anEmptyShape);
 223   setResult(aResultBody);
 224 }