always using 'axiparallel' correlation scheme. correlation lengths are now...

always using 'axiparallel' correlation scheme. correlation lengths are now specified as in the old PFG

doc/default_files/field-parameters.xml

@@ -212,11 +212,11 @@ adding an empty line, make text **bold** or ``monospaced``.
       <suggestion> 1000 1000 </suggestion>
     </parameter>
 
-    <parameter name="correlationLength">
-      <definition> Correlation length of the random field, in
+    <parameter name="correlationLengths">
+      <definition> Correlation lengths in each dimension of the random field, in
         meters. </definition>
-      <values> float </values>
-      <suggestion> .1 </suggestion>
+      <values> float &times; float (&times; float) </values>
+      <suggestion> .1 .05 </suggestion>
     </parameter>
 
     <parameter name="seed">

dune/dorie-rfg/dorie-rfg.cc

@@ -76,12 +76,14 @@ int main(int argc, char** argv)
 
 	  const std::string outputFile = outputPath + "YField";
 
-	  // comply to dune-randomfield config file scheme
+		// standard values
+		inifile["stochastic.anisotropy"] = "axiparallel";
 
+	  // comply to dune-randomfield config file scheme
 	  inifile["grid.extensions"] = inifile["generator.extensions"];
 	  inifile["grid.cells"] = inifile["generator.fft.N"];
 	  inifile["stochastic.variance"] = inifile["generator.variance"];
-	  inifile["stochastic.corrLength"] = inifile["generator.fft.correlationLength"];
+	  inifile["stochastic.corrLength"] = inifile["generator.fft.correlationLengths"];
 	  inifile["stochastic.covariance"] = inifile["generator.fft.covariance"];
 
 		// Create RFG objects