add: manually change precision of pointdata

src/SIM/SIMoutput.C

@@ -79,6 +79,10 @@ bool SIMoutput::parseOutputTag (const TiXmlElement* elem)
   if (strcasecmp(elem->Value(),"resultpoints"))
     return this->SIMinput::parseOutputTag(elem);
 
+  int precision;
+  if (utl::getAttribute(elem,"precision",precision))
+    this->setResultPrecision(precision);
+
   std::string fname;
   if (utl::getAttribute(elem,"file",fname))
     this->setPointResultFile(fname,elem->FirstChildElement("dump_coordinates"));
@@ -1383,7 +1387,7 @@ bool SIMoutput::savePoints (const Vector& psol, double time, int step) const
       std::ofstream fs(myPoints[i].first.c_str(),
                        step == 1 ? std::ios::out : std::ios::app);
       utl::LogStream logs(fs);
-      if (!this->dumpResults(psol,time,logs,myPoints[i].second,false,3))
+      if (!this->dumpResults(psol,time,logs,myPoints[i].second,false,myResPrec))
         return false;
     }
   }

src/SIM/SIMoutput.h

@@ -34,7 +34,7 @@ class SIMoutput : public SIMinput
 {
 protected:
   //! \brief The constructor just forwards to the base class constructor.
-  SIMoutput(IntegrandBase* itg) : SIMinput(itg), myGeomID(0), myVtf(nullptr) {}
+  SIMoutput(IntegrandBase* itg) : SIMinput(itg), myGeomID(0), myResPrec(3), myVtf(nullptr) {}
 
 public:
   //! \brief The destructor frees the dynamically allocated VTF object.
@@ -206,6 +206,9 @@ class SIMoutput : public SIMinput
   //! \brief Defines the VTF-file for subsequent results output.
   void setVTF(VTF* vtf) { myVtf = vtf; }
 
+  //! \brief Initializes the geometry block counter.
+  void setResultPrecision(int precision) { myResPrec = precision; }
+
   //! \brief Initializes the geometry block counter.
   void setStartGeo(int gID) { myGeomID = gID; }
 
@@ -298,6 +301,7 @@ class SIMoutput : public SIMinput
   typedef std::pair<std::string,ResPointVec> ResPtPair; //!< Result point group
 
   std::vector<ResPtPair> myPoints; //!< User-defined result sampling points
+  int  myResPrec; //!< User-defined precision for result sampling
 
   int  myGeomID; //!< VTF geometry block ID for the first patch
   VTF* myVtf;    //!< VTF-file for result visualization