Adjustment of single photoelectron time response and photons tif of arrival distribution.

[u/mrichter/AliRoot.git] / VZERO / AliVZERODigitizer.cxx

diff --git a/VZERO/AliVZERODigitizer.cxx b/VZERO/AliVZERODigitizer.cxx
index 8d1c8a3f751d1411af3a95ccdb69f9614069e042..74b8a54db7c5f01bdbc96e04e8e4dca7d6f6ed25 100644 (file)
--- a/VZERO/AliVZERODigitizer.cxx
+++ b/VZERO/AliVZERODigitizer.cxx
@@ -76,8 +76,11 @@ ClassImp(AliVZERODigitizer)
 
   fSignalShape = new TF1("VZEROSignalShape",this,&AliVZERODigitizer::SignalShape,0,200,6,"AliVZERODigitizer","SignalShape");
   //  fSignalShape->SetParameters(0,1.57345e1,-4.25603e-1,2.9,6.40982,3.69339e-01);
-  fSignalShape->SetParameters(1.34330e+00,1.13007e+02,-4.95705e-01,
-                             3.68911e+00,1.01040e+00, 3.94675e-01);
+  //  fSignalShape->SetParameters(1.34330e+00,1.13007e+02,-4.95705e-01,
+  //                         3.68911e+00,1.01040e+00, 3.94675e-01);
+  fSignalShape->SetParameters(-1.07335e+00,2.16002e+01,-1.26133e-01,
+                             1.41619e+00,5.50334e-01,3.86111e-01);
+
   fPMResponse = new TF1("VZEROPMResponse",this,&AliVZERODigitizer::PMResponse,-kPMRespTime,2.*kPMRespTime,0,"AliVZERODigitizer","PMResponse");
   fSinglePhESpectrum = new TF1("VZEROSinglePhESpectrum",this,&AliVZERODigitizer::SinglePhESpectrum,0,20,0,"AliVZERODigitizer","SinglePhESpectrum");
 
@@ -140,8 +143,10 @@ ClassImp(AliVZERODigitizer)
   
   fSignalShape = new TF1("VZEROSignalShape",this,&AliVZERODigitizer::SignalShape,0,200,6,"AliVZERODigitizer","SignalShape");
   //  fSignalShape->SetParameters(0,1.57345e1,-4.25603e-1,2.9,6.40982,3.69339e-01);
-  fSignalShape->SetParameters(1.34330e+00,1.13007e+02,-4.95705e-01,
-                             3.68911e+00,1.01040e+00, 3.94675e-01);
+  //  fSignalShape->SetParameters(1.34330e+00,1.13007e+02,-4.95705e-01,
+  //                         3.68911e+00,1.01040e+00, 3.94675e-01);
+  fSignalShape->SetParameters(-1.07335e+00,2.16002e+01,-1.26133e-01,
+                             1.41619e+00,5.50334e-01,3.86111e-01);
   fPMResponse = new TF1("VZEROPMResponse",this,&AliVZERODigitizer::PMResponse,-kPMRespTime,2.*kPMRespTime,0,"AliVZERODigitizer","PMResponse");
   fSinglePhESpectrum = new TF1("VZEROSinglePhESpectrum",this,&AliVZERODigitizer::SinglePhESpectrum,0,20,0,"AliVZERODigitizer","SinglePhESpectrum");