Refs #4980 event workspace size fixed for append

mantidproject · Mar 26, 2012 · 5589a17 · 5589a17
1 parent 96ccfba
commit 5589a17
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Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/Code/Mantid/Framework/MPIAlgorithms/inc/MantidMPIAlgorithms/GatherWorkspaces.h b/Code/Mantid/Framework/MPIAlgorithms/inc/MantidMPIAlgorithms/GatherWorkspaces.h
@@ -105,6 +105,7 @@ class GatherWorkspaces : public API::Algorithm
   void execEvent();
   DataObjects::EventWorkspace_const_sptr eventW;
   std::size_t totalSpec;
+  std::size_t sumSpec;
   int hist;
   std::size_t numBins;
   mpi::communicator included;

diff --git a/Code/Mantid/Framework/MPIAlgorithms/src/GatherWorkspaces.cpp b/Code/Mantid/Framework/MPIAlgorithms/src/GatherWorkspaces.cpp
@@ -89,7 +89,7 @@ void GatherWorkspaces::exec()
   std::string accum = this->getPropertyValue("AccumulationMethod");
   // Get the total number of spectra in the combined inputs
   totalSpec = inputWorkspace->getNumberHistograms();
-  size_t sumSpec = totalSpec;
+  sumSpec = totalSpec;
   if (accum == "Append")
   {  
     reduce(included, totalSpec, sumSpec, std::plus<std::size_t>(), 0);
@@ -194,7 +194,7 @@ void GatherWorkspaces::execEvent()
     g_log.debug() << "Total number of spectra is " << totalSpec << "\n";
     // Create the workspace for the output
     outputWorkspace =
-    boost::dynamic_pointer_cast<EventWorkspace>( API::WorkspaceFactory::Instance().create("EventWorkspace", totalSpec,numBins+hist,numBins));
+    boost::dynamic_pointer_cast<EventWorkspace>( API::WorkspaceFactory::Instance().create("EventWorkspace", sumSpec,numBins+hist,numBins));
     //Copy geometry over.
     API::WorkspaceFactory::Instance().initializeFromParent(eventW, outputWorkspace, true);
     setProperty("OutputWorkspace",outputWorkspace);