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[u/mrichter/AliRoot.git] / MUON / AliMUONCommonGeometryBuilder.cxx

diff --git a/MUON/AliMUONCommonGeometryBuilder.cxx b/MUON/AliMUONCommonGeometryBuilder.cxx
index 59f761462112b6d881c352c9e1bfef004a1142d5..15c27d834144d377a9f94443f56c07873bedcbfc 100644 (file)
--- a/MUON/AliMUONCommonGeometryBuilder.cxx
+++ b/MUON/AliMUONCommonGeometryBuilder.cxx
@@ -14,14 +14,17 @@
  **************************************************************************/
 
 // $Id$
-//
+
+//-----------------------------------------------------------------------------
 // Class AliMUONCommonGeometryBuilder
 // ----------------------------------
 // Geometry construction common to all stations
 // (material definition).
 // separated from AliMUONGeometryBuilder
+//-----------------------------------------------------------------------------
 
 
+#include <TGeoGlobalMagField.h>
 #include <TVirtualMC.h>
 
 #include "AliMUONCommonGeometryBuilder.h"
@@ -36,7 +39,7 @@ ClassImp(AliMUONCommonGeometryBuilder)
  
 //______________________________________________________________________________//___________________________________________
 AliMUONCommonGeometryBuilder::AliMUONCommonGeometryBuilder(AliMUON* muon)
-  : AliMUONVGeometryBuilder(-1),
+  : AliMUONVGeometryBuilder(-1, 0),
     fMUON(muon)
 {
 /// Standard constructor
@@ -102,8 +105,8 @@ void AliMUONCommonGeometryBuilder::CreateMaterials()
   Float_t wbak[3] = {6.     , 6.   , 1.}; 
   Float_t dbak = 1.4;
 
-  Int_t iSXFLD   = gAlice->Field()->PrecInteg();
-  Float_t sXMGMX = gAlice->Field()->Max();
+  Int_t iSXFLD   = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->PrecInteg();
+  Float_t sXMGMX = ((AliMagF*)TGeoGlobalMagField::Instance()->GetField())->Max();
   //
   // --- Define the various materials for GEANT --- 
   fMUON->AliMaterial(9, "ALUMINIUM0$", 26.98, 13., 2.7, 8.9, 37.2);