GeomAPI_ShapeIterator anIt(aSelection);
aFace = anIt.current()->face();
}
-
- std::shared_ptr<GeomAPI_Pln> aPlane = aFace->getPlane();
- if (aPlane) {
- double anA, aB, aC, aD;
- aPlane->coefficients(anA, aB, aC, aD);
-
- // calculate attributes of the sketch
- std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
- std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
- std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
- aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
- std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
- // X axis is preferable to be dirX on the sketch
- // here can not be very small value to avoid very close to X normal axis (issue 595)
- static const double tol = 0.1;
- bool isX = fabs(anA) - 1.0 < tol && fabs(aB) < tol && fabs(aC) < tol;
- std::shared_ptr<GeomAPI_Dir> aTempDir(
- isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
- std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
- std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
-
- // update position of the sketch
- std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast
- <GeomDataAPI_Point>(data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
- anOrigin->setValue(anOrigPnt);
- std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
- data()->attribute(SketchPlugin_Sketch::NORM_ID()));
- aNormal->setValue(aNormDir);
- std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
- data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
- aDirX->setValue(aXDir);
- std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
+ if (aFace.get()) {
+ std::shared_ptr<GeomAPI_Pln> aPlane = aFace->getPlane();
+ if (aPlane.get()) {
+ double anA, aB, aC, aD;
+ aPlane->coefficients(anA, aB, aC, aD);
+
+ // calculate attributes of the sketch
+ std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
+ std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
+ std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
+ aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
+ std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
+ // X axis is preferable to be dirX on the sketch
+ // here can not be very small value to avoid very close to X normal axis (issue 595)
+ static const double tol = 0.1;
+ bool isX = fabs(anA) - 1.0 < tol && fabs(aB) < tol && fabs(aC) < tol;
+ std::shared_ptr<GeomAPI_Dir> aTempDir(
+ isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
+ std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
+ std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
+
+ // update position of the sketch
+ std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast
+ <GeomDataAPI_Point>(data()->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
+ anOrigin->setValue(anOrigPnt);
+ std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
+ data()->attribute(SketchPlugin_Sketch::NORM_ID()));
+ aNormal->setValue(aNormDir);
+ std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
+ data()->attribute(SketchPlugin_Sketch::DIRX_ID()));
+ aDirX->setValue(aXDir);
+ std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
+ }
}
}
} else if (theID == NORM_ID() || theID == DIRX_ID() || theID == ORIGIN_ID()) {