- std::shared_ptr<GeomAPI_Pln> aBasePln = aBaseFace->getPlane();
- std::shared_ptr<GeomAPI_Dir> aBaseDir = aBasePln->direction();
- std::shared_ptr<GeomAPI_Pnt> aBaseLoc = aBasePln->location();
- std::shared_ptr<GeomAPI_Shape> aBasePlane = GeomAlgoAPI_FaceBuilder::planarFace(aBaseLoc, aBaseDir);
-
- std::shared_ptr<GeomAPI_Shape> aBoundingFromShape = theFromShape ? theFromShape : aBasePlane;
- std::shared_ptr<GeomAPI_Shape> aBoundingToShape = theToShape ? theToShape : aBasePlane;
-
- // Moving bounding faces according to "from" and "to" sizes.
- std::shared_ptr<GeomAPI_Face> aFromFace(new GeomAPI_Face(aBoundingFromShape));
- std::shared_ptr<GeomAPI_Pln> aFromPln = aFromFace->getPlane();
- std::shared_ptr<GeomAPI_Pnt> aFromLoc = aFromPln->location();
- std::shared_ptr<GeomAPI_Dir> aFromDir = aFromPln->direction();
-
- std::shared_ptr<GeomAPI_Face> aToFace(new GeomAPI_Face(aBoundingToShape));
- std::shared_ptr<GeomAPI_Pln> aToPln = aToFace->getPlane();
- std::shared_ptr<GeomAPI_Pnt> aToLoc = aToPln->location();
- std::shared_ptr<GeomAPI_Dir> aToDir = aToPln->direction();
-
- bool aSign = aFromLoc->xyz()->dot(aBaseDir->xyz()) > aToLoc->xyz()->dot(aBaseDir->xyz());
-
- std::shared_ptr<GeomAPI_Pnt> aFromPnt(new GeomAPI_Pnt(aFromLoc->xyz()->added(aBaseDir->xyz()->multiplied(
- aSign ? theFromSize : -theFromSize))));
- aBoundingFromShape = GeomAlgoAPI_FaceBuilder::planarFace(aFromPnt, aFromDir);
-
- std::shared_ptr<GeomAPI_Pnt> aToPnt(new GeomAPI_Pnt(aToLoc->xyz()->added(aBaseDir->xyz()->multiplied(
- aSign ? -theToSize : theToSize))));
- aBoundingToShape = GeomAlgoAPI_FaceBuilder::planarFace(aToPnt, aToDir);
-
- // Getting bounding box for base shape.
- const TopoDS_Shape& aBasisShape = theBasis->impl<TopoDS_Shape>();
- Bnd_Box aBndBox;
- BRepBndLib::Add(aBasisShape, aBndBox);
- Standard_Real aXArr[2] = {aBndBox.CornerMin().X(), aBndBox.CornerMax().X()};
- Standard_Real aYArr[2] = {aBndBox.CornerMin().Y(), aBndBox.CornerMax().Y()};
- Standard_Real aZArr[2] = {aBndBox.CornerMin().Z(), aBndBox.CornerMax().Z()};
- gp_Pnt aPoints[8];
- int aNum = 0;
- for(int i = 0; i < 2; i++) {
- for(int j = 0; j < 2; j++) {
- for(int k = 0; k < 2; k++) {
- aPoints[aNum] = gp_Pnt(aXArr[i], aYArr[j], aZArr[k]);
- aNum++;
+
+ if(!aBaseLoc.get()) {
+ gp_Pnt aLoc;
+ gp_XYZ aDirXYZ = aBaseVec.XYZ();
+ Standard_Real aMinParam = Precision::Infinite();
+ for(TopExp_Explorer anExp(aBaseShape, TopAbs_VERTEX); anExp.More(); anExp.Next()) {
+ const TopoDS_Shape& aVertex = anExp.Current();
+ gp_Pnt aPnt = BRep_Tool::Pnt(TopoDS::Vertex(aVertex));
+ double aParam = aDirXYZ.Dot(aPnt.XYZ());
+ if(aParam < aMinParam) {
+ aMinParam = aParam;
+ aLoc = aPnt;