src/FeaturesPlugin/FeaturesPlugin_Placement.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:        FeaturesPlugin_Placement.cpp
   4 // Created:     2 Dec 2014
   5 // Author:      Artem ZHIDKOV
   6
   7 #include "FeaturesPlugin_Placement.h"
   8
   9 #include <ModelAPI_ResultConstruction.h>
  10 #include <ModelAPI_ResultBody.h>
  11 #include <ModelAPI_ResultPart.h>
  12 #include <ModelAPI_AttributeSelection.h>
  13 #include <ModelAPI_AttributeBoolean.h>
  14 #include <ModelAPI_AttributeSelectionList.h>
  15 #include <ModelAPI_BodyBuilder.h>
  16
  17 #include <GeomAPI_Edge.h>
  18 #include <GeomAPI_Face.h>
  19 #include <GeomAPI_Pln.h>
  20 #include <GeomAlgoAPI_Placement.h>
  21 #include <GeomAlgoAPI_Transform.h>
  22
  23 FeaturesPlugin_Placement::FeaturesPlugin_Placement()
  24 {
  25 }
  26
  27 void FeaturesPlugin_Placement::initAttributes()
  28 {
  29
  30   AttributeSelectionListPtr aSelection =
  31     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(data()->addAttribute(
  32     OBJECTS_LIST_ID(), ModelAPI_AttributeSelectionList::typeId()));
  33
  34   data()->addAttribute(START_SHAPE_ID(), ModelAPI_AttributeSelection::typeId());
  35   data()->addAttribute(END_SHAPE_ID(), ModelAPI_AttributeSelection::typeId());
  36   data()->addAttribute(REVERSE_ID(), ModelAPI_AttributeBoolean::typeId());
  37   data()->addAttribute(CENTERING_ID(), ModelAPI_AttributeBoolean::typeId());
  38 }
  39
  40 void FeaturesPlugin_Placement::execute()
  41 {
  42   // Getting objects.
  43   ListOfShape anObjects;
  44   std::list<ResultPtr> aContextes;
  45   AttributeSelectionListPtr anObjectsSelList = selectionList(OBJECTS_LIST_ID());
  46   if(anObjectsSelList->size() == 0) {
  47     return;
  48   }
  49   for(int anObjectsIndex = 0; anObjectsIndex < anObjectsSelList->size(); anObjectsIndex++) {
  50     std::shared_ptr<ModelAPI_AttributeSelection> anObjectAttr = anObjectsSelList->value(anObjectsIndex);
  51     std::shared_ptr<GeomAPI_Shape> anObject = anObjectAttr->value();
  52     if(!anObject.get()) { // may be for not-activated parts
  53       eraseResults();
  54       return;
  55     }
  56     anObjects.push_back(anObject);
  57     aContextes.push_back(anObjectAttr->context());
  58   }
  59
  60   // Verify the start shape
  61   AttributeSelectionPtr anObjRef = selection(START_SHAPE_ID());
  62   if(!anObjRef) {
  63     return;
  64   }
  65   std::shared_ptr<GeomAPI_Shape> aStartShape = anObjRef->value();
  66   if(!aStartShape) {
  67     static const std::string aSelectionError = "Error: The start shape selection is bad.";
  68     setError(aSelectionError);
  69     return;
  70   }
  71
  72
  73   std::shared_ptr<GeomAPI_Shape> aStartShapeContext;
  74   ResultPtr aContextRes = anObjRef->context();
  75   if (aContextRes.get()) {
  76     aStartShapeContext = aContextRes->shape();
  77   }
  78   if(!aStartShapeContext.get()) {
  79     static const std::string aContextError = "Error: The start shape selection context is bad.";
  80     setError(aContextError);
  81     return;
  82   }
  83
  84   // Verify the end shape
  85   anObjRef = selection(END_SHAPE_ID());
  86   std::shared_ptr<GeomAPI_Shape> anEndShape = anObjRef->value();
  87   if(!anEndShape) {
  88     static const std::string aSelectionError = "Error: The end shape selection is bad.";
  89     setError(aSelectionError);
  90     return;
  91   }
  92
  93   std::shared_ptr<GeomAPI_Shape> anEndShapeContext;
  94   aContextRes = anObjRef->context();
  95   if(aContextRes.get()) {
  96     anEndShapeContext = aContextRes->shape();
  97   }
  98   if(!anEndShapeContext.get()) {
  99     static const std::string aContextError = "Error: The end shape selection context is bad.";
 100     setError(aContextError);
 101     return;
 102   }
 103
 104   // Verify planarity of faces and linearity of edges
 105   std::shared_ptr<GeomAPI_Shape> aShapes[2] = {aStartShape, anEndShape};
 106   for (int i = 0; i < 2; i++) {
 107     if (aShapes[i]->isFace()) {
 108       std::shared_ptr<GeomAPI_Face> aFace(new GeomAPI_Face(aShapes[i]));
 109       if (!aFace->isPlanar()) {
 110         static const std::string aPlanarityError = "Error: One of selected faces is not planar.";
 111         setError(aPlanarityError);
 112         return;
 113       }
 114     }
 115     else if (aShapes[i]->isEdge()) {
 116       std::shared_ptr<GeomAPI_Edge> anEdge(new GeomAPI_Edge(aShapes[i]));
 117       if (!anEdge->isLine()) {
 118         static const std::string aLinearityError = "Error: One of selected endges is not linear.";
 119         setError(aLinearityError);
 120         return;
 121       }
 122     }
 123   }
 124
 125   // Flags of the Placement
 126   bool isReverse = boolean(REVERSE_ID())->value();
 127   bool isCentering = boolean(CENTERING_ID())->value();
 128
 129   // Getting transformation.
 130   GeomAlgoAPI_Placement aPlacementAlgo(
 131     aStartShapeContext, anEndShapeContext, aStartShape, anEndShape, isReverse, isCentering, true);
 132   if(!aPlacementAlgo.isDone()) {
 133     static const std::string aFeatureError = "Error: Placement algorithm failed.";
 134     setError(aFeatureError);
 135     return;
 136   }
 137   std::shared_ptr<GeomAPI_Trsf> aTrsf = aPlacementAlgo.transformation();
 138
 139   // Applying transformation to each object.
 140   int aResultIndex = 0;
 141   std::list<ResultPtr>::iterator aContext = aContextes.begin();
 142   for(ListOfShape::iterator anObjectsIt = anObjects.begin(); anObjectsIt != anObjects.end();
 143       anObjectsIt++, aContext++) {
 144
 145     if ((*aContext)->groupName() == ModelAPI_ResultPart::group()) { // for part results just set transformation
 146       ResultPartPtr anOrigin = std::dynamic_pointer_cast<ModelAPI_ResultPart>(*aContext);
 147       ResultPartPtr aResultPart = document()->copyPart(anOrigin, data(), aResultIndex);
 148       aResultPart->setTrsf(aContextRes, aTrsf);
 149       setResult(aResultPart, aResultIndex);
 150     } else {
 151       std::shared_ptr<GeomAPI_Shape> aBaseShape = *anObjectsIt;
 152       GeomAlgoAPI_Transform aTransformAlgo(aBaseShape, aTrsf);
 153
 154       // Checking that the algorithm worked properly.
 155       if(!aTransformAlgo.isDone()) {
 156         static const std::string aFeatureError = "Error: Transform algorithm failed.";
 157         setError(aFeatureError);
 158         break;
 159       }
 160       if(aTransformAlgo.shape()->isNull()) {
 161         static const std::string aShapeError = "Error: Resulting shape is Null.";
 162         setError(aShapeError);
 163         break;
 164       }
 165       if(!aTransformAlgo.isValid()) {
 166         std::string aFeatureError = "Error: Resulting shape is not valid.";
 167         setError(aFeatureError);
 168         break;
 169       }
 170
 171       //LoadNamingDS
 172       std::shared_ptr<ModelAPI_ResultBody> aResultBody = document()->createBody(data(), aResultIndex);
 173       loadNamingDS(aTransformAlgo, aResultBody, aBaseShape);
 174       setResult(aResultBody, aResultIndex);
 175     }
 176     aResultIndex++;
 177   }
 178
 179   // Remove the rest results if there were produced in the previous pass.
 180   removeResults(aResultIndex);
 181 }
 182
 183 //============================================================================
 184 void FeaturesPlugin_Placement::loadNamingDS(GeomAlgoAPI_Transform& theTransformAlgo,
 185                                             std::shared_ptr<ModelAPI_ResultBody> theResultBody,
 186                                             std::shared_ptr<GeomAPI_Shape> theBaseShape)
 187 {
 188   //load result
 189   theResultBody->storeModified(theBaseShape, theTransformAlgo.shape());
 190
 191   std::shared_ptr<GeomAPI_DataMapOfShapeShape> aSubShapes = theTransformAlgo.mapOfSubShapes();
 192
 193     // put modifed faces in DF
 194   int aPlacedTag = 1;
 195   std::string aPlacedName = "Placed";
 196
 197   switch(theBaseShape->shapeType()) {
 198     case GeomAPI_Shape::COMPOUND:
 199     case GeomAPI_Shape::COMPSOLID:
 200     case GeomAPI_Shape::SOLID:
 201     case GeomAPI_Shape::SHELL:
 202       theResultBody->loadAndOrientModifiedShapes(&theTransformAlgo,
 203                                                  theBaseShape, GeomAPI_Shape::FACE,
 204                                                  aPlacedTag, aPlacedName + "_Face", *aSubShapes.get());
 205     case GeomAPI_Shape::FACE:
 206     case GeomAPI_Shape::WIRE:
 207       theResultBody->loadAndOrientModifiedShapes(&theTransformAlgo,
 208                                                  theBaseShape, GeomAPI_Shape::EDGE,
 209                                                  ++aPlacedTag, aPlacedName + "_Edge", *aSubShapes.get());
 210     case GeomAPI_Shape::EDGE:
 211       theResultBody->loadAndOrientModifiedShapes(&theTransformAlgo,
 212                                                  theBaseShape, GeomAPI_Shape::VERTEX,
 213                                                  ++aPlacedTag, aPlacedName + "_Vertex", *aSubShapes.get());
 214   }
 215 }