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       if (!aFeature->sketch()) // on load document the back references are missed
  82         aFeature->setSketch(this);
  83       // do not include the external edges into the result
  84       if (aFeature->data()->attribute(SketchPlugin_Feature::EXTERNAL_ID())) {
  85         if (aFeature->data()->selection(SketchPlugin_Feature::EXTERNAL_ID())->value())
  86           continue;
  87       }
  88
  89       const std::list<boost::shared_ptr<ModelAPI_Result> >& aRes = aFeature->results();
  90       std::list<boost::shared_ptr<ModelAPI_Result> >::const_iterator aResIter = aRes.cbegin();
  91       for (; aResIter != aRes.cend(); aResIter++) {
  92         boost::shared_ptr<ModelAPI_ResultConstruction> aConstr = boost::dynamic_pointer_cast<
  93             ModelAPI_ResultConstruction>(*aResIter);
  94         if (aConstr) {
  95           boost::shared_ptr<GeomAPI_Shape> aShape = aConstr->shape();
  96           if (aShape)
  97             aFeaturesPreview.push_back(aShape);
  98         }
  99       }
 100     }
 101   }
 102
 103   if (aFeaturesPreview.empty())
 104     return;
 105
 106   // Collect all edges as one big wire
 107   boost::shared_ptr<GeomAPI_PlanarEdges> aBigWire(new GeomAPI_PlanarEdges);
 108   std::list<boost::shared_ptr<GeomAPI_Shape> >::const_iterator aShapeIt = aFeaturesPreview.begin();
 109   for (; aShapeIt != aFeaturesPreview.end(); ++aShapeIt) {
 110     aBigWire->addEdge(*aShapeIt);
 111   }
 112   aBigWire->setOrigin(anOrigin->pnt());
 113   aBigWire->setDirX(aDirX->dir());
 114   aBigWire->setDirY(aDirY->dir());
 115   aBigWire->setNorm(aNorm->dir());
 116
 117 //  GeomAlgoAPI_SketchBuilder::createFaces(anOrigin->pnt(), aDirX->dir(), aDirY->dir(), aNorm->dir(),
 118 //                                         aFeaturesPreview, aLoops, aWires);
 119   boost::shared_ptr<ModelAPI_ResultConstruction> aConstr = document()->createConstruction(data());
 120   aConstr->setShape(aBigWire);
 121   setResult(aConstr);
 122 }
 123
 124 boost::shared_ptr<ModelAPI_Feature> SketchPlugin_Sketch::addFeature(std::string theID)
 125 {
 126   boost::shared_ptr<ModelAPI_Feature> aNew = document()->addFeature(theID);
 127   if (aNew) {
 128     boost::dynamic_pointer_cast<SketchPlugin_Feature>(aNew)->setSketch(this);
 129     data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->append(aNew);
 130   }
 131   return aNew;
 132 }
 133
 134 int SketchPlugin_Sketch::numberOfSubs() const
 135 {
 136   return data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->size();
 137 }
 138
 139 boost::shared_ptr<ModelAPI_Feature> SketchPlugin_Sketch::subFeature(const int theIndex) const
 140 {
 141   ObjectPtr anObj = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->object(theIndex);
 142   return boost::dynamic_pointer_cast<ModelAPI_Feature>(anObj);
 143 }
 144
 145 int SketchPlugin_Sketch::subFeatureId(const int theIndex) const
 146 {
 147   return subFeature(theIndex)->data()->featureId();
 148 }
 149
 150 bool SketchPlugin_Sketch::isSub(ObjectPtr theObject) const
 151 {
 152   // check is this feature of result
 153   FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 154   if (!aFeature) {
 155     ResultPtr aRes = boost::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 156     if (aRes)
 157       aFeature = document()->feature(aRes);
 158   }
 159   if (aFeature) {
 160     list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 161     for(list<ObjectPtr>::iterator aSubIt = aSubs.begin(); aSubIt != aSubs.end(); aSubIt++) {
 162       if (*aSubIt == aFeature)
 163         return true;
 164     }
 165   }
 166   return false;
 167 }
 168
 169 boost::shared_ptr<GeomAPI_Pnt> SketchPlugin_Sketch::to3D(const double theX, const double theY)
 170 {
 171   boost::shared_ptr<GeomDataAPI_Point> aC = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
 172       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 173   boost::shared_ptr<GeomDataAPI_Dir> aX = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 174       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 175   boost::shared_ptr<GeomDataAPI_Dir> aY = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 176       data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 177
 178   boost::shared_ptr<GeomAPI_XYZ> aSum = aC->pnt()->xyz()->added(aX->dir()->xyz()->multiplied(theX))
 179       ->added(aY->dir()->xyz()->multiplied(theY));
 180
 181   return boost::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aSum));
 182 }
 183
 184 boost::shared_ptr<GeomAPI_Pnt2d> SketchPlugin_Sketch::to2D(
 185   const boost::shared_ptr<GeomAPI_Pnt>& thePnt)
 186 {
 187   boost::shared_ptr<GeomDataAPI_Point> aC = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
 188       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 189   boost::shared_ptr<GeomDataAPI_Dir> aX = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 190       data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 191   boost::shared_ptr<GeomDataAPI_Dir> aY = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 192       data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 193   return thePnt->to2D(aC->pnt(), aX->dir(), aY->dir());
 194 }
 195
 196
 197 bool SketchPlugin_Sketch::isPlaneSet()
 198 {
 199   boost::shared_ptr<GeomDataAPI_Dir> aNormal = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 200       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 201
 202   return aNormal && !(aNormal->x() == 0 && aNormal->y() == 0 && aNormal->z() == 0);
 203 }
 204
 205 boost::shared_ptr<GeomAPI_Pln> SketchPlugin_Sketch::plane()
 206 {
 207   boost::shared_ptr<GeomDataAPI_Point> anOrigin = boost::dynamic_pointer_cast<GeomDataAPI_Point>(
 208       data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 209   boost::shared_ptr<GeomDataAPI_Dir> aNorm = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 210       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 211
 212   if (!anOrigin || !aNorm)
 213     return boost::shared_ptr<GeomAPI_Pln>();
 214
 215   return boost::shared_ptr<GeomAPI_Pln>(new GeomAPI_Pln(anOrigin->pnt(), aNorm->dir()));
 216 }
 217
 218 void addPlane(double theX, double theY, double theZ,
 219               std::list<boost::shared_ptr<GeomAPI_Shape> >& theShapes)
 220 {
 221   boost::shared_ptr<GeomAPI_Pnt> anOrigin(new GeomAPI_Pnt(0, 0, 0));
 222   boost::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(theX, theY, theZ));
 223   double aSize = Config_PropManager::integer("Sketch planes", "Size of planes", PLANE_SIZE);
 224   boost::shared_ptr<GeomAPI_Shape> aFace = GeomAlgoAPI_FaceBuilder::square(anOrigin, aNormal,
 225                                                                            aSize);
 226   theShapes.push_back(aFace);
 227 }
 228
 229 AISObjectPtr SketchPlugin_Sketch::getAISObject(AISObjectPtr thePrevious)
 230 {
 231   boost::shared_ptr<GeomDataAPI_Dir> aNorm = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 232       data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 233
 234   if (!aNorm || (aNorm->x() == 0 && aNorm->y() == 0 && aNorm->z() == 0)) {
 235     AISObjectPtr aAIS = thePrevious;
 236     if (!aAIS) {
 237       std::list<boost::shared_ptr<GeomAPI_Shape> > aFaces;
 238
 239       addPlane(1, 0, 0, aFaces);  // YZ plane
 240       addPlane(0, 1, 0, aFaces);  // XZ plane
 241       addPlane(0, 0, 1, aFaces);  // XY plane
 242       boost::shared_ptr<GeomAPI_Shape> aCompound = GeomAlgoAPI_CompoundBuilder::compound(aFaces);
 243       aAIS = AISObjectPtr(new GeomAPI_AISObject());
 244       aAIS->createShape(aCompound);
 245
 246       std::vector<int> aRGB = Config_PropManager::color("Sketch planes", "planes_color",
 247       SKETCH_PLANE_COLOR);
 248       aAIS->setColor(aRGB[0], aRGB[1], aRGB[2]);
 249
 250       aAIS->setWidth(Config_PropManager::integer("Sketch planes", "planes_thickness",
 251       SKETCH_WIDTH));
 252     }
 253     return aAIS;
 254   }
 255   return AISObjectPtr();
 256 }
 257
 258 void SketchPlugin_Sketch::erase()
 259 {
 260   boost::shared_ptr<ModelAPI_AttributeRefList> aRefList = boost::dynamic_pointer_cast<
 261       ModelAPI_AttributeRefList>(data()->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 262   std::list<ObjectPtr> aFeatures = aRefList->list();
 263   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin();
 264   for (; anIt != aFeatures.end(); anIt++) {
 265     FeaturePtr aFeature = boost::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 266     if (aFeature) {
 267        // subs are referenced from sketch, but must be removed for sure, so not checkings
 268       document()->removeFeature(aFeature, false);
 269     }
 270   }
 271   ModelAPI_CompositeFeature::erase();
 272 }
 273
 274 void SketchPlugin_Sketch::attributeChanged() {
 275   static bool kIsUpdated = false; // to avoid infinitive cycle on attrubtes change
 276   static bool kIsAttrChanged = false;
 277   boost::shared_ptr<GeomAPI_Shape> aSelection =
 278     data()->selection(SketchPlugin_Feature::EXTERNAL_ID())->value();
 279   if (aSelection && !kIsUpdated) { // update arguments due to the selection value
 280     kIsUpdated = true;
 281     // update the sketch plane
 282     boost::shared_ptr<GeomAPI_Pln> aPlane = GeomAlgoAPI_FaceBuilder::plane(aSelection);
 283     if (aPlane) {
 284       double anA, aB, aC, aD;
 285       aPlane->coefficients(anA, aB, aC, aD);
 286
 287       // calculate attributes of the sketch
 288       boost::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 289       boost::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 290       boost::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 291       aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 292       boost::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 293       // X axis is preferable to be dirX on the sketch
 294       static const double tol = 1.e-7;
 295       bool isX = fabs(anA - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 296       boost::shared_ptr<GeomAPI_Dir> aTempDir(
 297         isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 298       boost::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 299       boost::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 300
 301       kIsAttrChanged = false; // track the attributes were really changed during the plane update
 302       boost::shared_ptr<GeomDataAPI_Point> anOrigin = boost::dynamic_pointer_cast
 303         <GeomDataAPI_Point>(data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 304       anOrigin->setValue(anOrigPnt);
 305       boost::shared_ptr<GeomDataAPI_Dir> aNormal = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 306         data()->attribute(SketchPlugin_Sketch::NORM_ID()));
 307       aNormal->setValue(aNormDir);
 308       boost::shared_ptr<GeomDataAPI_Dir> aDirX = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 309         data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
 310       aDirX->setValue(aXDir);
 311       boost::shared_ptr<GeomDataAPI_Dir> aDirY = boost::dynamic_pointer_cast<GeomDataAPI_Dir>(
 312         data()->attribute(SketchPlugin_Sketch::DIRY_ID()));
 313       aDirY->setValue(aYDir);
 314       boost::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 315
 316       if (kIsAttrChanged) {
 317         /* now it is in updater
 318         // the plane was changed, so reexecute sub-elements to update shapes (located in new plane)
 319         ModelAPI_ValidatorsFactory* aFactory = ModelAPI_Session::get()->validators();
 320         list<ObjectPtr> aSubs = data()->reflist(SketchPlugin_Sketch::FEATURES_ID())->list();
 321         for(list<ObjectPtr>::iterator aSubIt = aSubs.begin(); aSubIt != aSubs.end(); aSubIt++) {
 322           boost::shared_ptr<SketchPlugin_Feature> aFeature =
 323             boost::dynamic_pointer_cast<SketchPlugin_Feature>(*aSubIt);
 324           if (aFeature && aFactory->validate(aFeature)) {
 325             aFeature->execute();
 326           }
 327         }
 328         */
 329         kIsAttrChanged = false;
 330       }
 331     }
 332     kIsUpdated = false;
 333   } else if (kIsUpdated) { // other attributes are updated during the selection comupation
 334     kIsAttrChanged = true;
 335   }
 336 }