--- trunk/src/integrators/Velocitizer.cpp	2005/03/01 19:11:47	384
+++ trunk/src/integrators/Velocitizer.cpp	2005/03/02 15:36:14	392
@@ -44,6 +44,12 @@
 #include "primitives/Molecule.hpp"
 #include "primitives/StuntDouble.hpp"
 
+#ifndef IS_MPI
+#include "math/SeqRandNumGen.hpp"
+#else
+#include "math/ParallelRandNumGen.hpp"
+#endif
+
 namespace oopse {
 
 Velocitizer::Velocitizer(SimInfo* info) {
@@ -51,13 +57,21 @@ Velocitizer::Velocitizer(SimInfo* info) {
     int seedValue;
     Globals * simParams = info->getSimParams();
 
+#ifndef IS_MPI
     if (simParams->haveSeed()) {
         seedValue = simParams->getSeed();
-        randNumGen_ = new OOPSERandNumGen(seedValue);
+        randNumGen_ = new SeqRandNumGen(seedValue);
     }else {
-        randNumGen_ = new OOPSERandNumGen();
+        randNumGen_ = new SeqRandNumGen();
     }    
-
+#else
+    if (simParams->haveSeed()) {
+        seedValue = simParams->getSeed();
+        randNumGen_ = new ParallelRandNumGen(seedValue);
+    }else {
+        randNumGen_ = new ParallelRandNumGen();
+    }    
+#endif 
 }
 
 Velocitizer::~Velocitizer() {