+ if (aFirstNbCopies <=0) {
+ std::string aFeatureError = "Multitranslation builder ";
+ aFeatureError+=":: the number of copies for the first direction is null or negative.";
+ setError(aFeatureError);
+ return;
+ }
+
+ if (aSecondNbCopies <=0) {
+ std::string aFeatureError = "Multitranslation builder ";
+ aFeatureError+=":: the number of copies for the second direction is null or negative.";
+ setError(aFeatureError);
+ return;
+ }
+