--- PamCut/CollectionActions/TrkDedxVsRigHistoAction/TrkDedxVsRigHistoAction.h	2009/06/10 12:41:42	1.1
+++ PamCut/CollectionActions/TrkDedxVsRigHistoAction/TrkDedxVsRigHistoAction.h	2009/08/14 10:33:12	1.4
@@ -13,24 +13,27 @@
 #ifndef TRKDEDXVSRIGHISTOACTION_H_
 #define TRKDEDXVSRIGHISTOACTION_H_
 
+/*! @brief An action that fills a TRK dE/dx Vs rigidity histogram. */
 class TrkDedxVsRigHistoAction: public CollectionAction {
 public:
 
   /*! @brief Constructor.
-   * *
+   *
    * @param actionName The action's name.
    * @param outFileName The output file name.
    * @param mode The mode of ROOT file creation (see documentation of TFile constructor
    *             in ROOT's reference guide).
+   * @param logBinningR If true, the rigidity axis will be binned logarithmically.
    * @param minDedx The lower limit for dE/dx axis (in MIP).
-   * @param maxdEdx The upper limit for dE/dx axis (in MIP).
+   * @param maxDedx The upper limit for dE/dx axis (in MIP).
    * @param nBinsDedx The number of dE/dx bins.
    * @param minR The lower limit for rigidity axis (in GV).
    * @param maxR The upper limit for rigidity axis (in GV).
    * @param nBinsR The number of rigidity bins.
    */
-  TrkDedxVsRigHistoAction(const char *actionName, TString outFileName, TString mode = "UPDATE", float minDedx = 0.,
-      float maxDedx = 50., unsigned int nBinsDedx = 100, float minR = -100., float maxR = 100., unsigned int nBinsR = 100);
+  TrkDedxVsRigHistoAction(const char *actionName, TString outFileName, TString mode = "UPDATE", bool logBinningR =
+      false, float minDedx = 0., float maxDedx = 50., unsigned int nBinsDedx = 100, float minR = -100., float maxR =
+      100., unsigned int nBinsR = 100);
 
   /*! @brief Destructor. */
   ~TrkDedxVsRigHistoAction() {