Adding some extra information about the components usage.

diff --git a/HLT/MUON/OfflineInterface/AliHLTMUONRecHitsSource.h b/HLT/MUON/OfflineInterface/AliHLTMUONRecHitsSource.h
index d86f2a1c0581cf97c8103a989a37801ea73ac8c0..3f4669f5a6b70229bc87dbde635ae58009c542d7 100644 (file)
--- a/HLT/MUON/OfflineInterface/AliHLTMUONRecHitsSource.h
+++ b/HLT/MUON/OfflineInterface/AliHLTMUONRecHitsSource.h
@@ -23,7 +23,21 @@ class AliLoader;
  * AliHLTMUONRecHitsSource is a HLT-AliRoot data source object which generates
  * and serves AliHLTMUONRecHitsBlockStruct type data blocks to the HLT system.
  * This is meant as a debugging utility which can optionally generate the data
- * blocks from simulate GEANT hits or MUON offline reconstructed hits.
+ * blocks from simulated GEANT hits or MUON offline reconstructed hits.
+ *
+ * Command line flags:
+ *  -simdata
+ *      Specify this option to publish GEANT hits.
+ *  -recdata
+ *      Specify this option to publish offline reconstructed raw clusters.
+ *  -plane left|right|all
+ *      Specifies if data from the left (x < 0), right (x >= 0) or the whole XY
+ *      plane should be published.
+ *  -chamber <number>|<number>-<number>[,<number>|<number>-<number>]...
+ *      Selects the chambers from which to publish data. Valid chamber numbers
+ *      in the range [1..10]. The string after '-chamber' is a comma separated
+ *      list of numbers or ranges. Some examples of strings:
+ *      1  1-2  1,2,3  1,3-5,7 etc...
  */
 class AliHLTMUONRecHitsSource : public AliHLTOfflineDataSource
 {
@@ -62,6 +76,15 @@ private:
                kWholePlane  // for all x
        };
        
+       /**
+        * Parses a string with the following format:
+        *   <number>|<number>-<number>[,<number>|<number>-<number>]...
+        * For example: 1  1,2,3  1-2   1,2-4,5  etc...
+        * Flags in the fServeChamber will be set to 'true' for all appropriate
+        * values parsed.
+        * @param str  The string to parse.
+        * @return  Zero on success and EINVAL if there is a parse error.
+        */
        int ParseChamberString(const char* str);
 
        AliMUONSimData* fSimData; //! MUON module interface to simulated data.