src/SketchPlugin/SketchPlugin_Sketch.cpp

   1 // File:        SketchPlugin_Sketch.cxx
   2 // Created:     27 Mar 2014
   3 // Author:      Mikhail PONIKAROV
   4
   5 #include <Config_PropManager.h>
   6
   7 #include <GeomAlgoAPI_CompoundBuilder.h>
   8 #include <GeomAlgoAPI_FaceBuilder.h>
   9
  10 #include <GeomAPI_AISObject.h>
  11 #include <GeomAPI_Dir.h>
  12 #include <GeomAPI_PlanarEdges.h>
  13 #include <GeomAPI_XYZ.h>
  14
  15 #include <GeomDataAPI_Dir.h>
  16 #include <GeomDataAPI_Point.h>
  17 #include <GeomAlgoAPI_FaceBuilder.h>
  18
  19 #include <ModelAPI_AttributeRefList.h>
  20 #include <ModelAPI_Data.h>
  21 #include <ModelAPI_Document.h>
  22 #include <ModelAPI_Feature.h>
  23 #include <ModelAPI_Object.h>
  24 #include <ModelAPI_ResultConstruction.h>
  25 #include <ModelAPI_Validator.h>
  26 #include <ModelAPI_Session.h>
  27
  28 #include <SketchPlugin_Sketch.h>
  29 #include <SketchPlugin_Feature.h>
  30
  31 #include <boost/smart_ptr/shared_ptr.hpp>
  32
  33 #include <math.h>
  34 #include <vector>
  35
  36 using namespace std;
  37
  38 SketchPlugin_Sketch::SketchPlugin_Sketch()
  39 {
  40 }
  41
  42 void SketchPlugin_Sketch::initAttributes()
  43 {
  44   data()->addAttribute(SketchPlugin_Sketch::ORIGIN_ID(), GeomDataAPI_Point::type());
  45   data()->addAttribute(SketchPlugin_Sketch::DIRX_ID(), GeomDataAPI_Dir::type());
  46   data()->addAttribute(SketchPlugin_Sketch::DIRY_ID(), GeomDataAPI_Dir::type());
  47   data()->addAttribute(SketchPlugin_Sketch::NORM_ID(), GeomDataAPI_Dir::type());
  48   data()->addAttribute(SketchPlugin_Sketch::FEATURES_ID(), ModelAPI_AttributeRefList::type());
  49   // the selected face, base for the sketcher plane, not obligatory
  50   data()->addAttribute(SketchPlugin_Feature::EXTERNAL_ID(), ModelAPI_AttributeSelection::type());
  51   ModelAPI_Session::get()->validators()->registerNotObligatory(
  52     getKind(), SketchPlugin_Feature::EXTERNAL_ID());
  53 }
  54
  55 void SketchPlugin_Sketch::execute()
  56 {
  57   if (!data()->isValid())
  58     return;
  59   boost::shared_ptr<ModelAPI_AttributeRefList> aRefList = boost::dynamic_pointer_cast<
  60       ModelAPI_AttributeRefList>(data()->attribute(SketchPlugin_Sketch::FEATURES_ID()));
  61
  62   boost::shared_ptr<GeomDataAPI_Point> anOrigin = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
  63       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
  64   boost::shared_ptr<GeomDataAPI_Dir> aDirX = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
  65       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
  66   boost::shared_ptr<GeomDataAPI_Dir> aDirY = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
  67       data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
  68   boost::shared_ptr<GeomDataAPI_Dir> aNorm = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
  69       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
  70
  71   std::list<ObjectPtr> aFeatures = aRefList->list();
  72   if (aFeatures.empty())
  73     return;
  74
  75   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
  76   boost::shared_ptr<SketchPlugin_Feature> aFeature;
  77   std::list<boost::shared_ptr<GeomAPI_Shape> > aFeaturesPreview;
  78   for (; anIt != aLast; anIt++) {
  79     aFeature = boost::dynamic_pointer_cast<SketchPlugin_Feature>(*anIt);
  80     if (aFeature) {
  81       // do not include the external edges into the result
  82       if (aFeature->data()->attribute(SketchPlugin_Feature::EXTERNAL_ID())) {
  83         if (aFeature->data()->selection(SketchPlugin_Feature::EXTERNAL_ID())->value())
  84           continue;
  85       }
  86
  87       const std::list<boost::shared_ptr<ModelAPI_Result> >& aRes = aFeature->results();
  88       std::list<boost::shared_ptr<ModelAPI_Result> >::const_iterator aResIter = aRes.cbegin();
  89       for (; aResIter != aRes.cend(); aResIter++) {
  90         boost::shared_ptr<ModelAPI_ResultConstruction> aConstr = boost::dynamic_pointer_cast<
  91             ModelAPI_ResultConstruction>(*aResIter);
  92         if (aConstr) {
  93           boost::shared_ptr<GeomAPI_Shape> aShape = aConstr->shape();
  94           if (aShape)
  95             aFeaturesPreview.push_back(aShape);
  96         }
  97       }
  98     }
  99   }
 100
 101   if (aFeaturesPreview.empty())
 102     return;
 103
 104   // Collect all edges as one big wire
 105   boost::shared_ptr<GeomAPI_PlanarEdges> aBigWire(new GeomAPI_PlanarEdges);
 106   std::list<boost::shared_ptr<GeomAPI_Shape> >::const_iterator aShapeIt = aFeaturesPreview.begin();
 107   for (; aShapeIt != aFeaturesPreview.end(); ++aShapeIt) {
 108     aBigWire->addEdge(*aShapeIt);
 109   }
 110   aBigWire->setOrigin(anOrigin->pnt());
 111   aBigWire->setDirX(aDirX->dir());
 112   aBigWire->setDirY(aDirY->dir());
 113   aBigWire->setNorm(aNorm->dir());
 114
 115 //  GeomAlgoAPI_SketchBuilder::createFaces(anOrigin->pnt(), aDirX->dir(), aDirY->dir(), aNorm->dir(),
 116 //                                         aFeaturesPreview, aLoops, aWires);
 117   boost::shared_ptr<ModelAPI_ResultConstruction> aConstr = document()->createConstruction(data());
 118   aConstr->setShape(aBigWire);
 119   setResult(aConstr);
 120 }
 121
 122 boost::shared_ptr<ModelAPI_Feature> SketchPlugin_Sketch::addFeature(std::string theID)
 123 {
 124   boost::shared_ptr<ModelAPI_Feature> aNew = document()->addFeature(theID);
 125   if (aNew) {
 126     boost::dynamic_pointer_cast<SketchPlugin_Feature>(aNew)->setSketch(this);
 127     data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->append(aNew);
 128   }
 129   return aNew;
 130 }
 131
 132 int SketchPlugin_Sketch::numberOfSubs() const
 133 {
 134   return data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->size();
 135 }
 136
 137 boost::shared_ptr<ModelAPI_Feature> SketchPlugin_Sketch::subFeature(const int theIndex) const
 138 {
 139   ObjectPtr anObj = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->object(theIndex);
 140   return boost::dynamic_pointer_cast<ModelAPI_Feature>(anObj);
 141 }
 142
 143 int SketchPlugin_Sketch::subFeatureId(const int theIndex) const
 144 {
 145   return subFeature(theIndex)->data()->featureId();
 146 }
 147
 148 bool SketchPlugin_Sketch::isSub(ObjectPtr theObject) const
 149 {
 150   // check is this feature of result
 151   FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 152   if (!aFeature) {
 153     ResultPtr aRes = boost::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 154     if (aRes)
 155       aFeature = document()->feature(aRes);
 156   }
 157   if (aFeature) {
 158     list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 159     for(list<ObjectPtr>::iterator aSubIt = aSubs.begin(); aSubIt != aSubs.end(); aSubIt++) {
 160       if (*aSubIt == aFeature)
 161         return true;
 162     }
 163   }
 164   return false;
 165 }
 166
 167 boost::shared_ptr<GeomAPI_Pnt> SketchPlugin_Sketch::to3D(const double theX, const double theY)
 168 {
 169   boost::shared_ptr<GeomDataAPI_Point> aC = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
 170       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 171   boost::shared_ptr<GeomDataAPI_Dir> aX = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 172       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 173   boost::shared_ptr<GeomDataAPI_Dir> aY = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 174       data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 175
 176   boost::shared_ptr<GeomAPI_XYZ> aSum = aC->pnt()->xyz()->added(aX->dir()->xyz()->multiplied(theX))
 177       ->added(aY->dir()->xyz()->multiplied(theY));
 178
 179   return boost::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aSum));
 180 }
 181
 182 boost::shared_ptr<GeomAPI_Pnt2d> SketchPlugin_Sketch::to2D(
 183   const boost::shared_ptr<GeomAPI_Pnt>& thePnt)
 184 {
 185   boost::shared_ptr<GeomDataAPI_Point> aC = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
 186       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 187   boost::shared_ptr<GeomDataAPI_Dir> aX = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 188       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 189   boost::shared_ptr<GeomDataAPI_Dir> aY = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 190       data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 191   return thePnt->to2D(aC->pnt(), aX->dir(), aY->dir());
 192 }
 193
 194
 195 bool SketchPlugin_Sketch::isPlaneSet()
 196 {
 197   boost::shared_ptr<GeomDataAPI_Dir> aNormal = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 198       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 199
 200   return aNormal && !(aNormal->x() == 0 && aNormal->y() == 0 && aNormal->z() == 0);
 201 }
 202
 203 boost::shared_ptr<GeomAPI_Pln> SketchPlugin_Sketch::plane()
 204 {
 205   boost::shared_ptr<GeomDataAPI_Point> anOrigin = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
 206       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 207   boost::shared_ptr<GeomDataAPI_Dir> aNorm = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 208       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 209
 210   if (!anOrigin || !aNorm)
 211     return boost::shared_ptr<GeomAPI_Pln>();
 212
 213   return boost::shared_ptr<GeomAPI_Pln>(new GeomAPI_Pln(anOrigin->pnt(), aNorm->dir()));
 214 }
 215
 216 void addPlane(double theX, double theY, double theZ,
 217               std::list<boost::shared_ptr<GeomAPI_Shape> >& theShapes)
 218 {
 219   boost::shared_ptr<GeomAPI_Pnt> anOrigin(new GeomAPI_Pnt(0, 0, 0));
 220   boost::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(theX, theY, theZ));
 221   double aSize = Config_PropManager::integer("Sketch planes", "Size of planes", PLANE_SIZE);
 222   boost::shared_ptr<GeomAPI_Shape> aFace = GeomAlgoAPI_FaceBuilder::square(anOrigin, aNormal,
 223                                                                            aSize);
 224   theShapes.push_back(aFace);
 225 }
 226
 227 AISObjectPtr SketchPlugin_Sketch::getAISObject(AISObjectPtr thePrevious)
 228 {
 229   boost::shared_ptr<GeomDataAPI_Dir> aNorm = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 230       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 231
 232   if (!aNorm || (aNorm->x() == 0 && aNorm->y() == 0 && aNorm->z() == 0)) {
 233     AISObjectPtr aAIS = thePrevious;
 234     if (!aAIS) {
 235       std::list<boost::shared_ptr<GeomAPI_Shape> > aFaces;
 236
 237       addPlane(1, 0, 0, aFaces);  // YZ plane
 238       addPlane(0, 1, 0, aFaces);  // XZ plane
 239       addPlane(0, 0, 1, aFaces);  // XY plane
 240       boost::shared_ptr<GeomAPI_Shape> aCompound = GeomAlgoAPI_CompoundBuilder::compound(aFaces);
 241       aAIS = AISObjectPtr(new GeomAPI_AISObject());
 242       aAIS->createShape(aCompound);
 243
 244       std::vector<int> aRGB = Config_PropManager::color("Sketch planes", "planes_color",
 245       SKETCH_PLANE_COLOR);
 246       aAIS->setColor(aRGB[0], aRGB[1], aRGB[2]);
 247
 248       aAIS->setWidth(Config_PropManager::integer("Sketch planes", "planes_thickness",
 249       SKETCH_WIDTH));
 250     }
 251     return aAIS;
 252   }
 253   return AISObjectPtr();
 254 }
 255
 256 void SketchPlugin_Sketch::erase()
 257 {
 258   boost::shared_ptr<ModelAPI_AttributeRefList> aRefList = boost::dynamic_pointer_cast<
 259       ModelAPI_AttributeRefList>(data()->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 260   std::list<ObjectPtr> aFeatures = aRefList->list();
 261   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin();
 262   for (; anIt != aFeatures.end(); anIt++) {
 263     FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 264     if (aFeature) {
 265        // subs are referenced from sketch, but must be removed for sure, so not checkings
 266       document()->removeFeature(aFeature, false);
 267     }
 268   }
 269   ModelAPI_CompositeFeature::erase();
 270 }
 271
 272 void SketchPlugin_Sketch::attributeChanged() {
 273   static bool kIsUpdated = false; // to avoid infinitive cycle on attrubtes change
 274   static bool kIsAttrChanged = false;
 275   boost::shared_ptr<GeomAPI_Shape> aSelection =
 276     data()->selection(SketchPlugin_Feature::EXTERNAL_ID())->value();
 277   if (aSelection && !kIsUpdated) { // update arguments due to the selection value
 278     kIsUpdated = true;
 279     // update the sketch plane
 280     boost::shared_ptr<GeomAPI_Pln> aPlane = GeomAlgoAPI_FaceBuilder::plane(aSelection);
 281     if (aPlane) {
 282       double anA, aB, aC, aD;
 283       aPlane->coefficients(anA, aB, aC, aD);
 284
 285       // calculate attributes of the sketch
 286       boost::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 287       boost::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 288       boost::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 289       aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 290       boost::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 291       // X axis is preferable to be dirX on the sketch
 292       static const double tol = 1.e-7;
 293       bool isX = fabs(anA - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 294       boost::shared_ptr<GeomAPI_Dir> aTempDir(
 295         isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 296       boost::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 297       boost::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 298
 299       kIsAttrChanged = false; // track the attributes were really changed during the plane update
 300       boost::shared_ptr<GeomDataAPI_Point> anOrigin = boost::dynamic_pointer_cast
 301         <GeomDataAPI_Point>(data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 302       anOrigin->setValue(anOrigPnt);
 303       boost::shared_ptr<GeomDataAPI_Dir> aNormal = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 304         data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 305       aNormal->setValue(aNormDir);
 306       boost::shared_ptr<GeomDataAPI_Dir> aDirX = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 307         data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 308       aDirX->setValue(aXDir);
 309       boost::shared_ptr<GeomDataAPI_Dir> aDirY = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 310         data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 311       aDirY->setValue(aYDir);
 312       boost::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 313
 314       if (kIsAttrChanged) {
 315         // the plane was changed, so reexecute sub-elements to update shapes (located in new plane)
 316         ModelAPI_ValidatorsFactory* aFactory = ModelAPI_Session::get()->validators();
 317         list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 318         for(list<ObjectPtr>::iterator aSubIt = aSubs.begin(); aSubIt != aSubs.end(); aSubIt++) {
 319           boost::shared_ptr<SketchPlugin_Feature> aFeature =
 320             boost::dynamic_pointer_cast<SketchPlugin_Feature>(*aSubIt);
 321           if (aFeature && aFactory->validate(aFeature)) {
 322             aFeature->execute();
 323           }
 324         }
 325         kIsAttrChanged = false;
 326       }
 327     }
 328     kIsUpdated = false;
 329   } else if (kIsUpdated) { // other attributes are updated during the selection comupation
 330     kIsAttrChanged = true;
 331   }
 332 }