src/PartSet/PartSet_Tools.cpp

   1 // File:        PartSet_Tools.h
   2 // Created:     28 Apr 2014
   3 // Author:      Natalia ERMOLAEVA
   4
   5 #include <PartSet_Tools.h>
   6
   7 #include <ModelAPI_Data.h>
   8 #include <ModelAPI_AttributeDouble.h>
   9 #include <ModelAPI_AttributeRefList.h>
  10 #include <ModelAPI_Document.h>
  11 #include <ModelAPI_Session.h>
  12
  13 #include <GeomDataAPI_Point.h>
  14 #include <GeomDataAPI_Dir.h>
  15 #include <GeomDataAPI_Point2D.h>
  16 #include <GeomAPI_Pln.h>
  17 #include <GeomAPI_Pnt2d.h>
  18 #include <GeomAPI_Pnt.h>
  19
  20 #include <GeomAPI_Dir.h>
  21 #include <GeomAPI_XYZ.h>
  22
  23 #include <SketchPlugin_Feature.h>
  24 #include <SketchPlugin_Sketch.h>
  25 #include <SketchPlugin_ConstraintCoincidence.h>
  26 #include <SketchPlugin_ConstraintDistance.h>
  27 #include <SketchPlugin_ConstraintLength.h>
  28 #include <SketchPlugin_ConstraintRadius.h>
  29 #include <SketchPlugin_ConstraintRigid.h>
  30 #include <SketchPlugin_Constraint.h>
  31 #include <SketchPlugin_Circle.h>
  32 #include <SketchPlugin_Arc.h>
  33 #include <SketchPlugin_Line.h>
  34
  35 #include <ModuleBase_ViewerPrs.h>
  36
  37 #include <V3d_View.hxx>
  38 #include <gp_Pln.hxx>
  39 #include <gp_Circ.hxx>
  40 #include <ProjLib.hxx>
  41 #include <ElSLib.hxx>
  42 #include <Geom_Line.hxx>
  43 #include <GeomAPI_ProjectPointOnCurve.hxx>
  44 #include <BRep_Tool.hxx>
  45 #include <TopoDS.hxx>
  46
  47 #ifdef _DEBUG
  48 #include <QDebug>
  49 #endif
  50
  51 const double PRECISION_TOLERANCE = 0.000001;
  52
  53 gp_Pnt PartSet_Tools::convertClickToPoint(QPoint thePoint, Handle(V3d_View) theView)
  54 {
  55   if (theView.IsNull())
  56     return gp_Pnt();
  57
  58   V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
  59   theView->Eye(XEye, YEye, ZEye);
  60
  61   theView->At(XAt, YAt, ZAt);
  62   gp_Pnt EyePoint(XEye, YEye, ZEye);
  63   gp_Pnt AtPoint(XAt, YAt, ZAt);
  64
  65   gp_Vec EyeVector(EyePoint, AtPoint);
  66   gp_Dir EyeDir(EyeVector);
  67
  68   gp_Pln PlaneOfTheView = gp_Pln(AtPoint, EyeDir);
  69   Standard_Real X, Y, Z;
  70   theView->Convert(thePoint.x(), thePoint.y(), X, Y, Z);
  71   gp_Pnt ConvertedPoint(X, Y, Z);
  72
  73   gp_Pnt2d ConvertedPointOnPlane = ProjLib::Project(PlaneOfTheView, ConvertedPoint);
  74   gp_Pnt ResultPoint = ElSLib::Value(ConvertedPointOnPlane.X(), ConvertedPointOnPlane.Y(),
  75                                      PlaneOfTheView);
  76   return ResultPoint;
  77 }
  78
  79 void PartSet_Tools::convertTo2D(const gp_Pnt& thePoint, FeaturePtr theSketch,
  80 Handle(V3d_View) theView,
  81                                 double& theX, double& theY)
  82 {
  83   if (!theSketch)
  84     return;
  85
  86   AttributeDoublePtr anAttr;
  87   boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
  88
  89   boost::shared_ptr<GeomDataAPI_Point> anOrigin = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
  90       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
  91
  92   boost::shared_ptr<GeomDataAPI_Dir> aX = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
  93       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
  94   boost::shared_ptr<GeomDataAPI_Dir> anY = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
  95       aData->attribute(SketchPlugin_Sketch::DIRY_ID()));
  96
  97   gp_Pnt anOriginPnt(anOrigin->x(), anOrigin->y(), anOrigin->z());
  98   gp_Vec aVec(anOriginPnt, thePoint);
  99
 100   if (!theView.IsNull()) {
 101     V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
 102     theView->Eye(XEye, YEye, ZEye);
 103
 104     theView->At(XAt, YAt, ZAt);
 105     gp_Pnt EyePoint(XEye, YEye, ZEye);
 106     gp_Pnt AtPoint(XAt, YAt, ZAt);
 107
 108     gp_Vec anEyeVec(EyePoint, AtPoint);
 109     anEyeVec.Normalize();
 110
 111     boost::shared_ptr<GeomDataAPI_Dir> aNormal = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 112         aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 113     gp_Vec aNormalVec(aNormal->x(), aNormal->y(), aNormal->z());
 114
 115     double aDen = anEyeVec * aNormalVec;
 116     double aLVec = aDen != 0 ? aVec * aNormalVec / aDen : DBL_MAX;
 117
 118     gp_Vec aDeltaVec = anEyeVec * aLVec;
 119     aVec = aVec - aDeltaVec;
 120   }
 121   theX = aVec.X() * aX->x() + aVec.Y() * aX->y() + aVec.Z() * aX->z();
 122   theY = aVec.X() * anY->x() + aVec.Y() * anY->y() + aVec.Z() * anY->z();
 123 }
 124
 125 void PartSet_Tools::convertTo3D(const double theX, const double theY, FeaturePtr theSketch,
 126                                 gp_Pnt& thePoint)
 127 {
 128   if (!theSketch)
 129     return;
 130
 131   boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 132
 133   boost::shared_ptr<GeomDataAPI_Point> aC = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
 134       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 135   boost::shared_ptr<GeomDataAPI_Dir> aX = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 136       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 137   boost::shared_ptr<GeomDataAPI_Dir> aY = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 138       aData->attribute(SketchPlugin_Sketch::DIRY_ID()));
 139
 140   boost::shared_ptr<GeomAPI_XYZ> aSum = aC->pnt()->xyz()->added(aX->dir()->xyz()->multiplied(theX))
 141       ->added(aY->dir()->xyz()->multiplied(theY));
 142
 143   boost::shared_ptr<GeomAPI_Pnt> aPoint = boost::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aSum));
 144   thePoint = gp_Pnt(aPoint->x(), aPoint->y(), aPoint->z());
 145 }
 146
 147 FeaturePtr PartSet_Tools::nearestFeature(QPoint thePoint, Handle_V3d_View theView,
 148                                          FeaturePtr theSketch,
 149                                          const QList<ModuleBase_ViewerPrs>& theFeatures)
 150 {
 151   double aX, anY;
 152   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(thePoint, theView);
 153   PartSet_Tools::convertTo2D(aPoint, theSketch, theView, aX, anY);
 154
 155   FeaturePtr aFeature;
 156   FeaturePtr aDeltaFeature;
 157   double aMinDelta = -1;
 158   ModuleBase_ViewerPrs aPrs;
 159   foreach (ModuleBase_ViewerPrs aPrs, theFeatures) {
 160     if (!aPrs.object())
 161       continue;
 162     boost::shared_ptr<SketchPlugin_Feature> aSketchFeature = boost::dynamic_pointer_cast<
 163         SketchPlugin_Feature>(aPrs.object());
 164     if (!aSketchFeature)
 165       continue;
 166     double aDelta = aSketchFeature->distanceToPoint(
 167         boost::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(aX, anY)));
 168     if (aMinDelta < 0 || aMinDelta > aDelta) {
 169       aMinDelta = aDelta;
 170       // TODO aDeltaFeature = aPrs.result();
 171     }
 172   }
 173   return aDeltaFeature;
 174 }
 175
 176 boost::shared_ptr<ModelAPI_Document> PartSet_Tools::document()
 177 {
 178   return ModelAPI_Session::get()->moduleDocument();
 179 }
 180
 181 void PartSet_Tools::setFeaturePoint(FeaturePtr theFeature, double theX, double theY,
 182                                     const std::string& theAttribute)
 183 {
 184   if (!theFeature)
 185     return;
 186   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 187   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 188     boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(theAttribute));
 189   if (aPoint)
 190     aPoint->setValue(theX, theY);
 191 }
 192
 193 void PartSet_Tools::setFeatureValue(FeaturePtr theFeature, double theValue,
 194                                     const std::string& theAttribute)
 195 {
 196   if (!theFeature)
 197     return;
 198   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 199   AttributeDoublePtr anAttribute = boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
 200       aData->attribute(theAttribute));
 201   if (anAttribute)
 202     anAttribute->setValue(theValue);
 203 }
 204
 205 double PartSet_Tools::featureValue(FeaturePtr theFeature, const std::string& theAttribute,
 206                                    bool& isValid)
 207 {
 208   isValid = false;
 209   double aValue;
 210   if (theFeature) {
 211     boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 212     AttributeDoublePtr anAttribute = boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
 213         aData->attribute(theAttribute));
 214     if (anAttribute) {
 215       aValue = anAttribute->value();
 216       isValid = true;
 217     }
 218   }
 219   return aValue;
 220 }
 221
 222 FeaturePtr PartSet_Tools::feature(FeaturePtr theFeature, const std::string& theAttribute,
 223                                   const std::string& theKind)
 224 {
 225   FeaturePtr aFeature;
 226   if (!theFeature)
 227     return aFeature;
 228
 229   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 230   boost::shared_ptr<ModelAPI_AttributeRefAttr> anAttr = boost::dynamic_pointer_cast<
 231       ModelAPI_AttributeRefAttr>(aData->attribute(theAttribute));
 232   if (anAttr) {
 233     aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(anAttr->object());
 234     if (!theKind.empty() && aFeature && aFeature->getKind() != theKind) {
 235       aFeature = FeaturePtr();
 236     }
 237   }
 238   return aFeature;
 239 }
 240
 241 void PartSet_Tools::createConstraint(CompositeFeaturePtr theSketch,
 242                                      boost::shared_ptr<GeomDataAPI_Point2D> thePoint1,
 243                                      boost::shared_ptr<GeomDataAPI_Point2D> thePoint2)
 244 {
 245   FeaturePtr aFeature;
 246   if (theSketch) {
 247     aFeature = theSketch->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 248   } else {
 249     boost::shared_ptr<ModelAPI_Document> aDoc = document();
 250     aFeature = aDoc->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 251   }
 252
 253   boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 254
 255   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 = boost::dynamic_pointer_cast<
 256       ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
 257   aRef1->setAttr(thePoint1);
 258
 259   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 = boost::dynamic_pointer_cast<
 260       ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
 261   aRef2->setAttr(thePoint2);
 262
 263   if (aFeature)  // TODO: generate an error if feature was not created
 264     aFeature->execute();
 265 }
 266
 267 void PartSet_Tools::setConstraints(CompositeFeaturePtr theSketch, FeaturePtr theFeature,
 268                                    const std::string& theAttribute, double theClickedX,
 269                                    double theClickedY)
 270 {
 271   // find a feature point by the selection mode
 272   //boost::shared_ptr<GeomDataAPI_Point2D> aPoint = featurePoint(theMode);
 273   boost::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint = boost::dynamic_pointer_cast<
 274       GeomDataAPI_Point2D>(theFeature->data()->attribute(theAttribute));
 275   if (!aFeaturePoint)
 276     return;
 277
 278   // get all sketch features. If the point with the given coordinates belong to any sketch feature,
 279   // the constraint is created between the feature point and the found sketch point
 280   boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 281   boost::shared_ptr<ModelAPI_AttributeRefList> aRefList = boost::dynamic_pointer_cast<
 282       ModelAPI_AttributeRefList>(aData->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 283
 284   std::list<ObjectPtr> aFeatures = aRefList->list();
 285   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
 286   std::list<boost::shared_ptr<ModelAPI_Attribute> > anAttiributes;
 287   boost::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = boost::shared_ptr<GeomAPI_Pnt2d>(
 288       new GeomAPI_Pnt2d(theClickedX, theClickedY));
 289   for (; anIt != aLast; anIt++) {
 290     FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 291     // find the given point in the feature attributes
 292     anAttiributes = aFeature->data()->attributes(GeomDataAPI_Point2D::type());
 293     std::list<boost::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt = anAttiributes.begin(),
 294         aLast = anAttiributes.end();
 295     boost::shared_ptr<GeomDataAPI_Point2D> aFPoint;
 296     for (; anIt != aLast && !aFPoint; anIt++) {
 297       boost::shared_ptr<GeomDataAPI_Point2D> aCurPoint = boost::dynamic_pointer_cast<
 298           GeomDataAPI_Point2D>(*anIt);
 299       if (aCurPoint && aCurPoint->pnt()->distance(aClickedPoint) < Precision::Confusion())
 300         aFPoint = aCurPoint;
 301     }
 302     if (aFPoint)
 303       PartSet_Tools::createConstraint(theSketch, aFPoint, aFeaturePoint);
 304   }
 305 }
 306
 307 boost::shared_ptr<GeomAPI_Pln> PartSet_Tools::sketchPlane(CompositeFeaturePtr theSketch)
 308 {
 309   boost::shared_ptr<GeomAPI_Pln> aPlane;
 310   double aA, aB, aC, aD;
 311
 312   boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 313   boost::shared_ptr<GeomDataAPI_Point> anOrigin = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
 314       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 315   boost::shared_ptr<GeomDataAPI_Dir> aNormal = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 316       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 317   aA = aNormal->x();
 318   aB = aNormal->y();
 319   aC = aNormal->z();
 320   aD = 0;
 321
 322   aPlane = boost::shared_ptr<GeomAPI_Pln>(new GeomAPI_Pln(aA, aB, aC, aD));
 323   return aPlane;
 324 }
 325
 326 boost::shared_ptr<GeomAPI_Pnt> PartSet_Tools::point3D(boost::shared_ptr<GeomAPI_Pnt2d> thePoint2D,
 327                                                       CompositeFeaturePtr theSketch)
 328 {
 329   boost::shared_ptr<GeomAPI_Pnt> aPoint;
 330   if (!theSketch || !thePoint2D)
 331     return aPoint;
 332
 333   boost::shared_ptr<GeomDataAPI_Point> aC = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
 334       theSketch->data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 335   boost::shared_ptr<GeomDataAPI_Dir> aX = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 336       theSketch->data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 337   boost::shared_ptr<GeomDataAPI_Dir> aY = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 338       theSketch->data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 339
 340   return thePoint2D->to3D(aC->pnt(), aX->dir(), aY->dir());
 341 }
 342
 343 bool PartSet_Tools::isConstraintFeature(const std::string& theKind)
 344 {
 345   return theKind == SketchPlugin_ConstraintDistance::ID()
 346       || theKind == SketchPlugin_ConstraintLength::ID()
 347       || theKind == SketchPlugin_ConstraintRadius::ID()
 348       || theKind == SketchPlugin_ConstraintRigid::ID();
 349 }
 350
 351 ResultPtr PartSet_Tools::createFixedObjectByEdge(const ModuleBase_ViewerPrs& thePrs, CompositeFeaturePtr theSketch)
 352 {
 353   TopoDS_Shape aShape = thePrs.shape();
 354   if (aShape.ShapeType() != TopAbs_EDGE)
 355     return ResultPtr();
 356
 357   Standard_Real aStart, aEnd;
 358   Handle(V3d_View) aNullView;
 359   FeaturePtr myFeature;
 360
 361   Handle(Geom_Curve) aCurve = BRep_Tool::Curve(TopoDS::Edge(aShape), aStart, aEnd);
 362   GeomAdaptor_Curve aAdaptor(aCurve);
 363   if (aAdaptor.GetType() == GeomAbs_Line) {
 364     // Create line
 365     myFeature = theSketch->addFeature(SketchPlugin_Line::ID());
 366
 367     //DataPtr aData = myFeature->data();
 368     //boost::shared_ptr<GeomDataAPI_Point2D> anEndAttr =
 369     //  boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(SketchPlugin_Line::END_ID()));
 370
 371     //double aX, aY;
 372     //gp_Pnt Pnt1 = aAdaptor.Value(aStart);
 373     //convertTo2D(Pnt1, theSketch, aNullView, aX, aY);
 374     //setFeaturePoint(myFeature, aX, aY, SketchPlugin_Line::START_ID());
 375
 376     //gp_Pnt Pnt2 = aAdaptor.Value(aEnd);
 377     //convertTo2D(Pnt2, theSketch, aNullView, aX, aY);
 378     //setFeaturePoint(myFeature, aX, aY, SketchPlugin_Line::END_ID());
 379   } else if (aAdaptor.GetType() == GeomAbs_Circle) {
 380     if (aAdaptor.IsClosed()) {
 381       // Create circle
 382       myFeature = theSketch->addFeature(SketchPlugin_Circle::ID());
 383       //gp_Circ aCirc = aAdaptor.Circle();
 384       //gp_Pnt aCenter = aCirc.Location();
 385
 386       //double aX, aY;
 387       //convertTo2D(aCenter, theSketch, aNullView, aX, aY);
 388       //setFeaturePoint(myFeature, aX, aY, SketchPlugin_Circle::CENTER_ID());
 389       //setFeatureValue(myFeature, aCirc.Radius(), SketchPlugin_Circle::RADIUS_ID());
 390     } else {
 391       // Create arc
 392       myFeature = theSketch->addFeature(SketchPlugin_Arc::ID());
 393     }
 394   }
 395   if (myFeature) {
 396     DataPtr aData = myFeature->data();
 397     AttributeSelectionPtr anAttr =
 398       boost::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 399       (aData->attribute(SketchPlugin_Feature::EXTERNAL_ID()));
 400
 401     ResultPtr aRes = boost::dynamic_pointer_cast<ModelAPI_Result>(thePrs.object());
 402     if (anAttr && aRes) {
 403       boost::shared_ptr<GeomAPI_Shape> anEdge(new GeomAPI_Shape);
 404       anEdge->setImpl(new TopoDS_Shape(aShape));
 405
 406       anAttr->setValue(aRes, anEdge);
 407       myFeature->execute();
 408       return myFeature->firstResult();
 409     }
 410   }
 411   return ResultPtr();
 412 }