Segregated the Landau+Gaus function from the AliForwardUtil dumping ground. Other...

[u/mrichter/AliRoot.git] / PWGLF / FORWARD / analysis2 / AliFMDEnergyFitter.h

diff --git a/PWGLF/FORWARD/analysis2/AliFMDEnergyFitter.h b/PWGLF/FORWARD/analysis2/AliFMDEnergyFitter.h
index 696d10987476d9d4c77d93f7d2776aa6dc0b0571..00ae2bc314ee900b34b54baa7299f8ea3d56e6f4 100644 (file)
--- a/PWGLF/FORWARD/analysis2/AliFMDEnergyFitter.h
+++ b/PWGLF/FORWARD/analysis2/AliFMDEnergyFitter.h
@@ -21,6 +21,7 @@
 #include <TClonesArray.h>
 #include "AliFMDCorrELossFit.h"
 #include "AliForwardUtil.h"
+#include "AliLandauGaus.h"
 class TH1;
 class TH2;
 class AliESDFMD;
@@ -54,20 +55,20 @@ public:
    */
   enum { 
     /** Index of pre-constant @f$ C@f$ */
-    kC         = AliForwardUtil::ELossFitter::kC,
+    kC         = AliLandauGaus::kC,
     /** Index of most probable value @f$ \Delta_p@f$ */
-    kDelta     = AliForwardUtil::ELossFitter::kDelta, 
+    kDelta     = AliLandauGaus::kDelta, 
     /** Index of Landau width @f$ \xi@f$ */
-    kXi                = AliForwardUtil::ELossFitter::kXi, 
+    kXi                = AliLandauGaus::kXi, 
     /** Index of Gaussian width @f$ \sigma@f$ */
-    kSigma     = AliForwardUtil::ELossFitter::kSigma, 
+    kSigma     = AliLandauGaus::kSigma, 
     /** Index of Gaussian additional width @f$ \sigma_n@f$ */
-    kSigmaN    = AliForwardUtil::ELossFitter::kSigmaN,
+    kSigmaN    = AliLandauGaus::kSigmaN,
     /** Index of Number of particles @f$ N@f$ */
-    kN         = AliForwardUtil::ELossFitter::kN, 
+    kN         = AliLandauGaus::kN, 
     /** Base index of particle strengths @f$ a_i@f$ for 
        @f$i=2,\ldots,N@f$ */
-    kA         = AliForwardUtil::ELossFitter::kA
+    kA         = AliLandauGaus::kA
   };
   /** 
    * Enumeration of residual methods 
@@ -292,6 +293,13 @@ public:
    * @param dbg Debug level 
    */
   void SetDebug(Int_t dbg=1);
+  /**
+   * Whether to enable the extra shift in the MPV from @f$ \sigma/\xi@f$ 
+   *
+   * @param use If true, enable extra shift @f$\delta\Delta_p(\sigma/\xi)@f$  
+   */
+  void SetEnableDeltaShift(Bool_t use=true);
+
   /* @} */
   // -----------------------------------------------------------------
   /**