Simple scripts to run various steps.

[u/mrichter/AliRoot.git] / FMD / AliFMD1.cxx

diff --git a/FMD/AliFMD1.cxx b/FMD/AliFMD1.cxx
index fa0ea59f4687570af89d48979ba2c5d81e9ef16d..1cd9bdf566907a9bcf116d780971df8ad39e38e8 100644 (file)
--- a/FMD/AliFMD1.cxx
+++ b/FMD/AliFMD1.cxx
@@ -12,17 +12,24 @@
  * about the suitability of this software for any purpose. It is          *
  * provided "as is" without express or implied warranty.                  *
  **************************************************************************/
-
 /* $Id$ */
-
+/** @file    AliFMD1.cxx
+    @author  Christian Holm Christensen <cholm@nbi.dk>
+    @date    Sun Mar 26 18:00:23 2006
+    @brief   Implementation of FMD1 parameters 
+*/
 //____________________________________________________________________
 //                                                                          
 // Concrete implementation of AliFMDDetector 
 //
-// This implements the geometry for FMD1 
+// This implements the geometry for FMD1.  
+// FMD1 has only one ring, of type `inner'.  
+// It is sitting at z=320.
+// It is the FMD ring with highest eta.  
+// FMD1 currently has no support defined. 
 //
 #include "AliFMD1.h"           // ALIFMD1_H 
-#include "AliFMDRing.h"                // ALIFMDRING_H 
+// #include "AliFMDRing.h"             // ALIFMDRING_H 
 
 
 //====================================================================
@@ -35,7 +42,8 @@ ClassImp(AliFMD1)
 AliFMD1::AliFMD1(AliFMDRing* inner) 
   : AliFMDDetector(1, inner, 0)
 {
-  SetInnerZ(340);
+  // Subtracting 0.25 cm puts the middle plane of the detector at 320 cm
+  SetInnerZ(320. - 0.25);
 }