+ case BY_POINTS: {
+ if (!myCenterPoint) {
+ myError = "Rotation builder :: center point is not valid.";
+ return false;
+ }
+ if (!myStartPoint) {
+ myError = "Rotation builder :: start point is not valid.";
+ return false;
+ }
+ if (!myEndPoint) {
+ myError = "Rotation builder :: end point is not valid.";
+ return false;
+ }
+ if (!mySourceShape) {
+ myError = "Rotation builder :: source shape is not valid.";
+ return false;
+ }
+ if(myCenterPoint->distance(myStartPoint) < Precision::Confusion()) {
+ myError = "Rotation builder :: center point and start point coincide.";
+ return false;
+ }
+ if(myCenterPoint->distance(myEndPoint) < Precision::Confusion()) {
+ myError = "Rotation builder :: center point and end point coincide.";
+ return false;
+ }
+ if(myStartPoint->distance(myEndPoint) < Precision::Confusion()) {
+ myError = "Rotation builder :: start point and end point coincide.";
+ return false;
+ }
+ std::shared_ptr<GeomAPI_XYZ> aCenterPointXYZ = myCenterPoint->xyz();
+ std::shared_ptr<GeomAPI_XYZ> aStartPointXYZ = myStartPoint->xyz();
+ std::shared_ptr<GeomAPI_XYZ> aEndPointXYZ = myEndPoint->xyz();
+ std::shared_ptr<GeomAPI_XYZ> vectCenterPointStartPoint =
+ aStartPointXYZ->decreased(aCenterPointXYZ);
+ std::shared_ptr<GeomAPI_XYZ> vectCenterPointEndPoint =
+ aEndPointXYZ->decreased(aCenterPointXYZ);
+ std::shared_ptr<GeomAPI_XYZ> crossProduct =
+ vectCenterPointStartPoint->cross(vectCenterPointEndPoint);
+ std::shared_ptr<GeomAPI_Pnt> aOriginPnt =
+ std::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(0.,0.,0.));
+ std::shared_ptr<GeomAPI_XYZ> aOriginXYZ = aOriginPnt->xyz();
+
+ if (crossProduct->distance(aOriginXYZ) < Precision::Confusion()) {
+ myError = "Rotation builder :: center point, start point and end point are on a line.";
+ return false;
+ }
+ return true;