Adding initial Silo writer. Modifying writer interface.

tests/convertIO.cpp

@@ -0,0 +1,90 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <iostream>
+#include <exception>
+#include <stdexcept>
+#include <fstream>
+
+#include "common/MPI_Helpers.h"
+#include "common/Communication.h"
+#include "common/Utilities.h"
+#include "IO/Mesh.h"
+#include "IO/Reader.h"
+#include "IO/Writer.h"
+#include "ProfilerApp.h"
+
+
+int main(int argc, char **argv)
+{
+  // Initialize MPI
+  int rank,nprocs;
+  MPI_Init(&argc,&argv);
+  MPI_Comm comm = MPI_COMM_WORLD;
+  MPI_Comm_rank(comm,&rank);
+  MPI_Comm_size(comm,&nprocs);
+  Utilities::setErrorHandlers();
+  PROFILE_ENABLE(2);
+  PROFILE_ENABLE_TRACE();
+  PROFILE_START("Main");
+  { // Limit scope
+
+    // Get inputs
+    if ( argc != 3 ) {
+        std::cerr << "Error calling convertIO:\n";
+        std::cerr << "   convertIO input_file format\n";
+        return -1;
+    }
+    std::string filename = argv[1];
+    std::string format = argv[2];
+    std::string path = IO::getPath( filename );
+
+    // Read the timesteps
+    auto timesteps = IO::readTimesteps( filename );
+
+    // Loop through the timesteps, reading/writing the data
+    IO::initialize( "", format, false );
+    for ( auto timestep : timesteps ) {
+        
+        // Read the list of MeshDatabase
+        auto databases = IO::getMeshList( path, timestep );
+
+        // Build the MeshDataStruct
+        std::vector<IO::MeshDataStruct> meshData(databases.size());
+
+        // Loop through the database
+        int i = 0;
+        PROFILE_START("Read");
+        for ( const auto& database : databases ) {
+            
+            // Read the appropriate mesh domain
+            ASSERT( (int) database.domains.size() == nprocs );
+            meshData[i].meshName = database.name;
+            meshData[i].mesh = IO::getMesh( path, timestep, database, rank );
+
+            // Read the variables
+            for ( auto var : database.variables ) {
+                auto varData = IO::getVariable( path, timestep, database, rank, var.name );
+                IO::reformatVariable( *meshData[i].mesh, *varData );
+                meshData[i].vars.push_back( varData );
+            }
+
+            i++;
+        }
+        MPI_Barrier(comm);
+        PROFILE_STOP("Read");
+
+        // Save the mesh data to a new file
+        PROFILE_START("Write");
+        IO::writeData( timestep, meshData, MPI_COMM_WORLD );
+        MPI_Barrier(comm);
+        PROFILE_STOP("Write");
+    }
+
+  } // Limit scope
+  PROFILE_STOP("Main");
+  PROFILE_SAVE("convertData",true);
+  MPI_Barrier(comm);
+  MPI_Finalize();
+  return 0;
+}
+