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_Document.h>
  10
  11 #include <GeomDataAPI_Point.h>
  12 #include <GeomDataAPI_Dir.h>
  13 #include <GeomDataAPI_Point2D.h>
  14
  15 #include <GeomAPI_Dir.h>
  16 #include <GeomAPI_XYZ.h>
  17
  18 #include <SketchPlugin_Feature.h>
  19 #include <SketchPlugin_Sketch.h>
  20 #include <SketchPlugin_ConstraintCoincidence.h>
  21 #include <SketchPlugin_Constraint.h>
  22
  23 #include <PartSet_FeatureLinePrs.h>
  24 #include <PartSet_FeaturePointPrs.h>
  25 #include <PartSet_FeatureCirclePrs.h>
  26 #include <PartSet_FeatureArcPrs.h>
  27
  28 #include <PartSet_FeatureLengthPrs.h>
  29 #include <PartSet_FeatureRadiusPrs.h>
  30 #include <PartSet_FeatureDistancePrs.h>
  31
  32 #include <XGUI_ViewerPrs.h>
  33
  34 #include <V3d_View.hxx>
  35 #include <gp_Pln.hxx>
  36 #include <ProjLib.hxx>
  37 #include <ElSLib.hxx>
  38 #include <Geom_Line.hxx>
  39 #include <GeomAPI_ProjectPointOnCurve.hxx>
  40
  41 #ifdef _DEBUG
  42 #include <QDebug>
  43 #endif
  44
  45 const double PRECISION_TOLERANCE = 0.000001;
  46
  47 gp_Pnt PartSet_Tools::convertClickToPoint(QPoint thePoint, Handle(V3d_View) theView)
  48 {
  49   if (theView.IsNull())
  50     return gp_Pnt();
  51
  52   V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
  53   theView->Eye(XEye, YEye, ZEye);
  54
  55   theView->At(XAt, YAt, ZAt);
  56   gp_Pnt EyePoint(XEye, YEye, ZEye);
  57   gp_Pnt AtPoint(XAt, YAt, ZAt);
  58
  59   gp_Vec EyeVector(EyePoint, AtPoint);
  60   gp_Dir EyeDir(EyeVector);
  61
  62   gp_Pln PlaneOfTheView = gp_Pln(AtPoint, EyeDir);
  63   Standard_Real X, Y, Z;
  64   theView->Convert(thePoint.x(), thePoint.y(), X, Y, Z);
  65   gp_Pnt ConvertedPoint(X, Y, Z);
  66
  67   gp_Pnt2d ConvertedPointOnPlane = ProjLib::Project(PlaneOfTheView, ConvertedPoint);
  68   gp_Pnt ResultPoint = ElSLib::Value(ConvertedPointOnPlane.X(), ConvertedPointOnPlane.Y(), PlaneOfTheView);
  69   return ResultPoint;
  70 }
  71
  72 void PartSet_Tools::convertTo2D(const gp_Pnt& thePoint, FeaturePtr theSketch,
  73                                 Handle(V3d_View) theView, double& theX, double& theY)
  74 {
  75   if (!theSketch)
  76     return;
  77
  78   AttributeDoublePtr anAttr;
  79   boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
  80
  81   boost::shared_ptr<GeomDataAPI_Point> anOrigin =
  82     boost::dynamic_pointer_cast<GeomDataAPI_Point>(aData->attribute(SKETCH_ATTR_ORIGIN));
  83
  84   boost::shared_ptr<GeomDataAPI_Dir> aX =
  85     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRX));
  86   boost::shared_ptr<GeomDataAPI_Dir> anY =
  87     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRY));
  88
  89   gp_Pnt anOriginPnt(anOrigin->x(), anOrigin->y(), anOrigin->z());
  90   gp_Vec aVec(anOriginPnt, thePoint);
  91
  92   if (!theView.IsNull())
  93   {
  94     V3d_Coordinate XEye, YEye, ZEye, XAt, YAt, ZAt;
  95     theView->Eye(XEye, YEye, ZEye);
  96
  97     theView->At(XAt, YAt, ZAt);
  98     gp_Pnt EyePoint(XEye, YEye, ZEye);
  99     gp_Pnt AtPoint(XAt, YAt, ZAt);
 100
 101     gp_Vec anEyeVec(EyePoint, AtPoint);
 102     anEyeVec.Normalize();
 103
 104     boost::shared_ptr<GeomDataAPI_Dir> aNormal =
 105                   boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_NORM));
 106     gp_Vec aNormalVec(aNormal->x(), aNormal->y(), aNormal->z());
 107
 108     double aDen = anEyeVec * aNormalVec;
 109     double aLVec = aDen != 0 ? aVec * aNormalVec / aDen : DBL_MAX;
 110
 111     gp_Vec aDeltaVec = anEyeVec*aLVec;
 112     aVec = aVec - aDeltaVec;
 113   }
 114   theX = aVec.X() * aX->x() + aVec.Y() * aX->y() + aVec.Z() * aX->z();
 115   theY = aVec.X() * anY->x() + aVec.Y() * anY->y() + aVec.Z() * anY->z();
 116 }
 117
 118 void PartSet_Tools::convertTo3D(const double theX, const double theY,
 119                                 FeaturePtr theSketch,
 120                                 gp_Pnt& thePoint)
 121 {
 122   if (!theSketch)
 123     return;
 124
 125   boost::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 126
 127   boost::shared_ptr<GeomDataAPI_Point> aC =
 128     boost::dynamic_pointer_cast<GeomDataAPI_Point>(aData->attribute(SKETCH_ATTR_ORIGIN));
 129   boost::shared_ptr<GeomDataAPI_Dir> aX =
 130     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRX));
 131   boost::shared_ptr<GeomDataAPI_Dir> aY =
 132     boost::dynamic_pointer_cast<GeomDataAPI_Dir>(aData->attribute(SKETCH_ATTR_DIRY));
 133
 134   boost::shared_ptr<GeomAPI_XYZ> aSum = aC->pnt()->xyz()->added(
 135     aX->dir()->xyz()->multiplied(theX))->added(aY->dir()->xyz()->multiplied(theY));
 136
 137   boost::shared_ptr<GeomAPI_Pnt> aPoint = boost::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aSum));
 138   thePoint = gp_Pnt(aPoint->x(), aPoint->y(), aPoint->z());
 139 }
 140
 141 boost::shared_ptr<PartSet_FeaturePrs> PartSet_Tools::createFeaturePrs(const std::string& theKind,
 142                                                                       FeaturePtr theSketch,
 143                                                                       FeaturePtr theFeature)
 144 {
 145   boost::shared_ptr<PartSet_FeaturePrs> aFeaturePrs;
 146
 147   if (theKind == PartSet_FeaturePointPrs::getKind()) {
 148     aFeaturePrs = boost::shared_ptr<PartSet_FeaturePrs>(new PartSet_FeaturePointPrs(theSketch));
 149   }
 150   else if (theKind == PartSet_FeatureLinePrs::getKind()) {
 151     aFeaturePrs = boost::shared_ptr<PartSet_FeaturePrs>(new PartSet_FeatureLinePrs(theSketch));
 152   }
 153   else if (theKind == PartSet_FeatureCirclePrs::getKind()) {
 154     aFeaturePrs = boost::shared_ptr<PartSet_FeaturePrs>(new PartSet_FeatureCirclePrs(theSketch));
 155   }
 156   else if (theKind == PartSet_FeatureArcPrs::getKind()) {
 157     aFeaturePrs = boost::shared_ptr<PartSet_FeaturePrs>(new PartSet_FeatureArcPrs(theSketch));
 158   }
 159   else if (theKind == PartSet_FeatureLengthPrs::getKind()) {
 160     aFeaturePrs = boost::shared_ptr<PartSet_FeaturePrs>(new PartSet_FeatureLengthPrs(theSketch));
 161   }
 162   else if (theKind == PartSet_FeatureRadiusPrs::getKind()) {
 163     aFeaturePrs = boost::shared_ptr<PartSet_FeatureRadiusPrs>(new PartSet_FeatureRadiusPrs(theSketch));
 164   }
 165   else if (theKind == PartSet_FeatureDistancePrs::getKind()) {
 166     aFeaturePrs = boost::shared_ptr<PartSet_FeatureDistancePrs>(new PartSet_FeatureDistancePrs(theSketch));
 167   }
 168
 169
 170   if (theFeature && aFeaturePrs)
 171     aFeaturePrs->init(theFeature);
 172
 173   return aFeaturePrs;
 174 }
 175
 176 FeaturePtr PartSet_Tools::nearestFeature(QPoint thePoint, Handle_V3d_View theView,
 177                                          FeaturePtr theSketch,
 178                                          const std::list<XGUI_ViewerPrs>& theFeatures)
 179 {
 180   double aX, anY;
 181   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(thePoint, theView);
 182   PartSet_Tools::convertTo2D(aPoint, theSketch, theView, aX, anY);
 183
 184   FeaturePtr aFeature;
 185   std::list<XGUI_ViewerPrs>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 186
 187   FeaturePtr aDeltaFeature;
 188   double aMinDelta = -1;
 189   XGUI_ViewerPrs aPrs;
 190   for (; anIt != aLast; anIt++) {
 191     aPrs = *anIt;
 192     if (!aPrs.feature())
 193       continue;
 194     double aDelta = distanceToPoint(aPrs.feature(), aX, anY);
 195     if (aMinDelta < 0 || aMinDelta > aDelta) {
 196       aMinDelta = aDelta;
 197       aDeltaFeature = aPrs.feature();
 198     }
 199   }
 200   return aDeltaFeature;
 201 }
 202
 203 double PartSet_Tools::distanceToPoint(FeaturePtr theFeature,
 204                                       double theX, double theY)
 205 {
 206   boost::shared_ptr<PartSet_FeaturePrs> aFeaturePrs = PartSet_Tools::createFeaturePrs(
 207                                            theFeature->getKind(), FeaturePtr(), theFeature);
 208   double aDelta = 0;
 209   if (aFeaturePrs)
 210     aDelta = aFeaturePrs->distanceToPoint(theFeature, theX, theY);
 211
 212   return aDelta;
 213 }
 214
 215 void PartSet_Tools::moveFeature(FeaturePtr theFeature, double theDeltaX, double theDeltaY)
 216 {
 217   if (!theFeature)
 218     return;
 219
 220   boost::shared_ptr<PartSet_FeaturePrs> aFeaturePrs = PartSet_Tools::createFeaturePrs(
 221                                            theFeature->getKind(), FeaturePtr(), theFeature);
 222   if (aFeaturePrs)
 223   aFeaturePrs->move(theDeltaX, theDeltaY);
 224 }
 225
 226 boost::shared_ptr<ModelAPI_Document> PartSet_Tools::document()
 227 {
 228   return ModelAPI_PluginManager::get()->rootDocument();
 229 }
 230
 231 void PartSet_Tools::setFeaturePoint(FeaturePtr theFeature, double theX, double theY,
 232                                     const std::string& theAttribute)
 233 {
 234   if (!theFeature)
 235     return;
 236   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 237   boost::shared_ptr<GeomDataAPI_Point2D> aPoint =
 238         boost::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(theAttribute));
 239   if (aPoint)
 240     aPoint->setValue(theX, theY);
 241 }
 242
 243 void PartSet_Tools::setFeatureValue(FeaturePtr theFeature, double theValue,
 244                                     const std::string& theAttribute)
 245 {
 246   if (!theFeature)
 247     return;
 248   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 249   AttributeDoublePtr anAttribute =
 250         boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aData->attribute(theAttribute));
 251   if (anAttribute)
 252     anAttribute->setValue(theValue);
 253 }
 254
 255 bool PartSet_Tools::featureValue(FeaturePtr theFeature, const std::string& theAttribute,
 256                                  double& theValue)
 257 {
 258   bool aResult = false;
 259   if (!theFeature)
 260     return aResult;
 261   boost::shared_ptr<ModelAPI_Data> aData = theFeature->data();
 262   AttributeDoublePtr anAttribute =
 263         boost::dynamic_pointer_cast<ModelAPI_AttributeDouble>(aData->attribute(theAttribute));
 264   if (anAttribute) {
 265     theValue = anAttribute->value();
 266     aResult = true;
 267   }
 268   return aResult;
 269 }
 270
 271 void PartSet_Tools::createConstraint(FeaturePtr theSketch,
 272                                      boost::shared_ptr<GeomDataAPI_Point2D> thePoint1,
 273                                      boost::shared_ptr<GeomDataAPI_Point2D> thePoint2)
 274 {
 275   boost::shared_ptr<ModelAPI_Document> aDoc = document();
 276   FeaturePtr aFeature = aDoc->addFeature(SKETCH_CONSTRAINT_COINCIDENCE_KIND);
 277
 278   if (theSketch) {
 279     boost::shared_ptr<SketchPlugin_Feature> aSketch =
 280                            boost::dynamic_pointer_cast<SketchPlugin_Feature>(theSketch);
 281     aSketch->addSub(aFeature);
 282   }
 283
 284   boost::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 285
 286   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 =
 287         boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_A));
 288   aRef1->setAttr(thePoint1);
 289
 290   boost::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 =
 291         boost::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(aData->attribute(CONSTRAINT_ATTR_ENTITY_B));
 292   aRef2->setAttr(thePoint2);
 293
 294   if (aFeature) // TODO: generate an error if feature was not created
 295     aFeature->execute();
 296 }
 297
 298 boost::shared_ptr<GeomDataAPI_Point2D> PartSet_Tools::findPoint(FeaturePtr theFeature,
 299                                                                 double theX, double theY)
 300 {
 301   boost::shared_ptr<PartSet_FeaturePrs> aFeaturePrs = PartSet_Tools::createFeaturePrs(
 302                                            theFeature->getKind(), FeaturePtr(), theFeature);
 303
 304   boost::shared_ptr<GeomDataAPI_Point2D> aPoint2D;
 305   if (aFeaturePrs)
 306     aPoint2D = aFeaturePrs->findPoint(theFeature, theX, theY);
 307
 308   return aPoint2D;
 309 }