+Int_t AliL3Transform::GetFirstRow(Int_t patch)
+{
+ if(patch==-1)
+ return 0;
+ else if(patch < -1 || patch >= 6)
+ {
+ cerr<<"AliL3Transform::GetFirstRow() : Wrong patch "<<patch<<endl;
+ return 0;
+ }
+ else
+ return fRows[patch][0];
+}
+
+Int_t AliL3Transform::GetLastRow(Int_t patch)
+{
+ if(patch==-1)
+ return fRows[5][1];
+ else if(patch < -1 || patch >= 6)
+ {
+ cerr<<"AliL3Transform::GetLastRow() : Wrong patch "<<patch<<endl;
+ return 0;
+ }
+ else
+ return fRows[patch][1];
+}
+
+Int_t AliL3Transform::GetNRows(Int_t patch)
+{
+ if(patch==-1)
+ return fNRow;
+ else if(patch < -1 || patch >= 6)
+ {
+ cerr<<"AliL3Transform::GetNRows() : Wrong patch "<<patch<<endl;
+ return 0;
+ }
+ else
+ return fNRows[patch];
+}
+