Allowing MTSD files to be grouped into longer time sequences.

git-svn-id: http://visit.ilight.com/svn/visit/trunk/src@9703 18c085ea-50e0-402c-830e-de6fd14e8384

avt/Database/Formats/avtMTSDFileFormatInterface.h

@@ -47,6 +47,7 @@
 
 #include <avtFileFormatInterface.h>
 #include <avtMTSDFileFormat.h>
+#include <vector>
 
 class avtIOInformation;
 
@@ -81,12 +82,18 @@ class avtIOInformation;
 //
 //    Mark C. Miller, Tue May 31 20:12:42 PDT 2005
 //    Added method SetCycleTimeInDatabaseMetaData
+//
+//    Jeremy Meredith, Thu Jan 28 13:11:07 EST 2010
+//    MTSD files can now be grouped not just into a faux MD format by having
+//    more than one block, but also into a longer sequence of MT files,
+//    each chunk with one or more timesteps.
 // ****************************************************************************
 
 class DATABASE_API avtMTSDFileFormatInterface : public avtFileFormatInterface
 {
   public:
-                    avtMTSDFileFormatInterface(avtMTSDFileFormat **, int);
+                    avtMTSDFileFormatInterface(avtMTSDFileFormat ***,
+                                               int ntsgroups, int nblocks);
     virtual        ~avtMTSDFileFormatInterface();
 
     virtual vtkDataSet     *GetMesh(int, int, const char *);
@@ -109,12 +116,21 @@ class DATABASE_API avtMTSDFileFormatInterface : public avtFileFormatInterface
     virtual void            PopulateIOInformation(int ts, avtIOInformation& ioInfo);
 
   protected:
-    avtMTSDFileFormat     **domains;
-    int                     nDomains;
+    avtMTSDFileFormat    ***chunks;
+    int                     nTimestepGroups;
+    int                     nBlocks;
+    std::vector<int>        tsPerGroup;
+    int                     nTotalTimesteps;
 
     virtual int             GetNumberOfFileFormats(void)
-                              { return nDomains; };
-    virtual avtFileFormat  *GetFormat(int n) const { return domains[n]; };
+                              { return nTimestepGroups*nBlocks; };
+    virtual avtFileFormat  *GetFormat(int n) const
+                              { int block = n % nBlocks;
+                                int tsg   = n / nBlocks;
+                                return chunks[tsg][block]; };
+    void                    GenerateTimestepCounts();
+    int                     GetTimestepGroupForTimestep(int ts);
+    int                     GetTimestepWithinGroup(int ts);
 };
 
 

databases/Exodus/Exodus.code

@@ -26,6 +26,11 @@ Definition:
 //    Hank Childs, Thu Jul 22 11:29:31 PDT 2004
 //    Register the file list 
 //
+//    Jeremy Meredith, Thu Jan 28 12:28:07 EST 2010
+//    MTSD now accepts grouping multiple files into longer sequences, so
+//    its interface has changed to accept both a number of timestep groups
+//    and a number of blocks.
+//
 // ****************************************************************************
 
 avtDatabase *
@@ -82,16 +87,21 @@ ExodusCommonPluginInfo::SetupDatabase(const char *const *list,
         fileListId = avtExodusFileFormat::RegisterFileList(list, nList);
     }
 
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        avtExodusFileFormat *exo = new avtExodusFileFormat(list[i]);
-        if (!containsManyFiles)
-            exo->SetFileList(fileListId);
-        ffl[i] = exo; 
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
+        {
+            avtExodusFileFormat *exo = new avtExodusFileFormat(list[i*nBlock+j]);
+            if (!containsManyFiles)
+                exo->SetFileList(fileListId);
+            ffl[i][j] = exo; 
+        }
     }
     avtMTSDFileFormatInterface *inter 
-           = new avtMTSDFileFormatInterface(ffl, nList);
+        = new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
     return new avtGenericDatabase(inter);
 }
 

databases/Exodus/ExodusCommonPluginInfo.C

@@ -81,6 +81,11 @@ ExodusCommonPluginInfo::GetDatabaseType()
 //    Hank Childs, Thu Jul 22 11:29:31 PDT 2004
 //    Register the file list 
 //
+//    Jeremy Meredith, Thu Jan 28 12:28:07 EST 2010
+//    MTSD now accepts grouping multiple files into longer sequences, so
+//    its interface has changed to accept both a number of timestep groups
+//    and a number of blocks.
+//
 // ****************************************************************************
 
 avtDatabase *
@@ -137,16 +142,21 @@ ExodusCommonPluginInfo::SetupDatabase(const char *const *list,
         fileListId = avtExodusFileFormat::RegisterFileList(list, nList);
     }
 
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        avtExodusFileFormat *exo = new avtExodusFileFormat(list[i]);
-        if (!containsManyFiles)
-            exo->SetFileList(fileListId);
-        ffl[i] = exo; 
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
+        {
+            avtExodusFileFormat *exo = new avtExodusFileFormat(list[i*nBlock+j]);
+            if (!containsManyFiles)
+                exo->SetFileList(fileListId);
+            ffl[i][j] = exo; 
+        }
     }
     avtMTSDFileFormatInterface *inter 
-           = new avtMTSDFileFormatInterface(ffl, nList);
+        = new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
     return new avtGenericDatabase(inter);
 }
 

databases/GGCM/GGCMCommonPluginInfo.C

@@ -79,13 +79,18 @@ avtDatabase *
 GGCMCommonPluginInfo::SetupDatabase(const char *const *list,
                                    int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        ffl[i] = new avtGGCMFileFormat(list[i], readOptions);
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
+        {
+            ffl[i][j] = new avtGGCMFileFormat(list[i*nBlock + j], readOptions);
+        }
     }
     avtMTSDFileFormatInterface *inter 
-           = new avtMTSDFileFormatInterface(ffl, nList);
+           = new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
     return new avtGenericDatabase(inter);
 }
 

databases/H5Nimrod/H5NimrodCommonPluginInfo.C

@@ -78,12 +78,17 @@ avtDatabase *
 H5NimrodCommonPluginInfo::SetupDatabase(const char *const *list,
                                    int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        ffl[i] = new avtH5NimrodFileFormat(list[i]);
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
+        {
+            ffl[i][j] = new avtH5NimrodFileFormat(list[i*nBlock + j]);
+        }
     }
     avtMTSDFileFormatInterface *inter 
-           = new avtMTSDFileFormatInterface(ffl, nList);
+           = new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
     return new avtGenericDatabase(inter);
 }

databases/HDF_UC/HDF_UCCommonPluginInfo.C

@@ -79,13 +79,18 @@ avtDatabase *
 HDF_UCCommonPluginInfo::SetupDatabase(const char *const *list,
                                    int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        ffl[i] = new avtHDF_UCFileFormat(list[i], readOptions);
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
+        {
+            ffl[i][j] = new avtHDF_UCFileFormat(list[i*nBlock + j], readOptions);
+        }
     }
     avtMTSDFileFormatInterface *inter 
-           = new avtMTSDFileFormatInterface(ffl, nList);
+           = new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
     return new avtGenericDatabase(inter);
 }
 

databases/LAMMPS/avtLAMMPSDumpFileFormat.C

@@ -657,15 +657,25 @@ avtLAMMPSDumpFileFormat::FileContentsIdentify(const std::string &filename)
 //  Programmer:  Jeremy Meredith
 //  Creation:    February  9, 2009
 //
+//  Modifications:
+//    Jeremy Meredith, Thu Jan 28 12:28:07 EST 2010
+//    MTSD now accepts grouping multiple files into longer sequences, so
+//    its interface has changed to accept both a number of timestep groups
+//    and a number of blocks.
 // ****************************************************************************
 avtFileFormatInterface *
 avtLAMMPSDumpFileFormat::CreateInterface(const char *const *list,
-                                     int nList, int)
+                                         int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        ffl[i] = new avtLAMMPSDumpFileFormat(list[i]);
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
+        {
+            ffl[i][j] = new avtLAMMPSDumpFileFormat(list[i*nBlock+j]);
+        }
     }
-    return new avtMTSDFileFormatInterface(ffl, nList);
+    return new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
 }

databases/LAMMPS/avtLAMMPSStructureFileFormat.C

@@ -560,15 +560,25 @@ avtLAMMPSStructureFileFormat::FileContentsIdentify(const std::string &filename)
 //  Programmer:  Jeremy Meredith
 //  Creation:    February  9, 2009
 //
+//  Modifications:
+//    Jeremy Meredith, Thu Jan 28 12:28:07 EST 2010
+//    MTSD now accepts grouping multiple files into longer sequences, so
+//    its interface has changed to accept both a number of timestep groups
+//    and a number of blocks.
 // ****************************************************************************
 avtFileFormatInterface *
 avtLAMMPSStructureFileFormat::CreateInterface(const char *const *list,
-                                     int nList, int)
+                                              int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        ffl[i] = new avtLAMMPSStructureFileFormat(list[i]);
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
+        {
+            ffl[i][j] = new avtLAMMPSStructureFileFormat(list[i*nBlock+j]);
+        }
     }
-    return new avtMTSDFileFormatInterface(ffl, nList);
+    return new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
 }

databases/M3DC1/M3DC1CommonPluginInfo.C

@@ -79,13 +79,18 @@ avtDatabase *
 M3DC1CommonPluginInfo::SetupDatabase(const char *const *list,
                                    int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        ffl[i] = new avtM3DC1FileFormat(list[i], readOptions);
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
+        {
+            ffl[i][j] = new avtM3DC1FileFormat(list[i*nBlock + j], readOptions);
+        }
     }
     avtMTSDFileFormatInterface *inter 
-           = new avtMTSDFileFormatInterface(ffl, nList);
+           = new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
     return new avtGenericDatabase(inter);
 }
 

databases/MM5/MM5CommonPluginInfo.C

@@ -78,12 +78,17 @@ avtDatabase *
 MM5CommonPluginInfo::SetupDatabase(const char *const *list,
                                    int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        ffl[i] = new avtMM5FileFormat(list[i]);
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
+        {
+            ffl[i][j] = new avtMM5FileFormat(list[i*nBlock + j]);
+        }
     }
     avtMTSDFileFormatInterface *inter 
-           = new avtMTSDFileFormatInterface(ffl, nList);
+           = new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
     return new avtGenericDatabase(inter);
 }

databases/NETCDF/avtBasicNETCDFFileFormat.C

@@ -99,24 +99,34 @@ avtBasic_MTSD_NETCDFFileFormat::Identify(NETCDFFileObject *fileObject)
 //  Programmer: Brad Whitlock
 //  Creation:   Wed Jul 11 18:26:32 PST 2007
 //
+//  Modifications:
+//    Jeremy Meredith, Thu Jan 28 12:28:07 EST 2010
+//    MTSD now accepts grouping multiple files into longer sequences, so
+//    its interface has changed to accept both a number of timestep groups
+//    and a number of blocks.
 // ****************************************************************************
 
 avtFileFormatInterface *
 avtBasic_MTSD_NETCDFFileFormat::CreateInterface(NETCDFFileObject *f,
     const char *const *list, int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        if(f != 0)
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
         {
-            ffl[i] = new avtBasic_MTSD_NETCDFFileFormat(list[i], f);
-            f = 0;
+            if(f != 0)
+            {
+                ffl[i][j] = new avtBasic_MTSD_NETCDFFileFormat(list[i*nBlock+j], f);
+                f = 0;
+            }
+            else
+                ffl[i][j] = new avtBasic_MTSD_NETCDFFileFormat(list[i*nBlock+j]);
         }
-        else
-            ffl[i] = new avtBasic_MTSD_NETCDFFileFormat(list[i]);
     }
-    return new avtMTSDFileFormatInterface(ffl, nList);
+    return new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
 }
 
 avtBasic_MTSD_NETCDFFileFormat::avtBasic_MTSD_NETCDFFileFormat(const char *filename) : 

databases/NETCDF/avtCCSMFileFormat.C

@@ -103,24 +103,30 @@ avtCCSM_MTSD_FileFormat::Identify(NETCDFFileObject *fileObject)
 //  Programmer: Brad Whitlock
 //  Creation:   Wed Jul 11 18:26:32 PST 2007
 //
+//  Modifications:
+//    Jeremy Meredith, Thu Jan 28 12:28:07 EST 2010
+//    MTSD now accepts grouping multiple files into longer sequences, so
+//    its interface has changed to accept both a number of timestep groups
+//    and a number of blocks.
 // ****************************************************************************
 
 avtFileFormatInterface *
 avtCCSM_MTSD_FileFormat::CreateInterface(NETCDFFileObject *f,
     const char *const *list, int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        if(f != 0)
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
         {
-            ffl[i] = new avtCCSM_MTSD_FileFormat(list[i], f);
-            f = 0;
+            ffl[i][j] = new avtCCSM_MTSD_FileFormat(list[i*nBlock+j],
+                                                    (i==0) ? f : NULL);
         }
-        else
-            ffl[i] = new avtCCSM_MTSD_FileFormat(list[i]);
     }
-    return new avtMTSDFileFormatInterface(ffl, nList);
+
+    return new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
 }
 
 avtCCSM_MTSD_FileFormat::avtCCSM_MTSD_FileFormat(const char *filename) : 

databases/NETCDF/avtFVCOMParticleFileFormat.C

@@ -77,6 +77,10 @@ avtFVCOMParticleFileFormat::Identify(NETCDFFileObject *fileObject)
 // Creation:   Thu May 4 16:18:57 PST 2006
 //
 // Modifications:
+//    Jeremy Meredith, Thu Jan 28 12:28:07 EST 2010
+//    MTSD now accepts grouping multiple files into longer sequences, so
+//    its interface has changed to accept both a number of timestep groups
+//    and a number of blocks.
 //
 // ****************************************************************************
 
@@ -84,19 +88,19 @@ avtFileFormatInterface *
 avtFVCOMParticleFileFormat::CreateInterface(NETCDFFileObject *f, 
     const char *const *list, int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        if(f != 0)
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
         {
-            ffl[i] = new avtFVCOMParticleFileFormat(list[i], f);
-            f = 0;
+            ffl[i][j] = new avtFVCOMParticleFileFormat(list[i*nBlock+j],
+                                                       (i==0) ? f : NULL);
         }
-        else
-            ffl[i] = new avtFVCOMParticleFileFormat(list[i]);
     }
 
-    return new avtMTSDFileFormatInterface(ffl, nList);
+    return new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
 }
 
 // ****************************************************************************

databases/NETCDF/avtFVCOM_MTSDFileFormat.C

@@ -100,6 +100,10 @@ avtFVCOM_MTSDFileFormat::Identify(NETCDFFileObject *fileObject)
 // Creation:   Thu May 4 16:18:57 PST 2006
 //
 // Modifications:
+//    Jeremy Meredith, Thu Jan 28 12:28:07 EST 2010
+//    MTSD now accepts grouping multiple files into longer sequences, so
+//    its interface has changed to accept both a number of timestep groups
+//    and a number of blocks.
 //
 // ****************************************************************************
 
@@ -108,19 +112,19 @@ avtFileFormatInterface *
 avtFVCOM_MTSDFileFormat::CreateInterface(NETCDFFileObject *f,
     const char *const *list, int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
     {
-        if(f != 0)
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
         {
-            ffl[i] = new avtFVCOM_MTSDFileFormat(list[i], f);
-            f = 0;
+            ffl[i][j] = new avtFVCOM_MTSDFileFormat(list[i*nBlock+j],
+                                                    (i==0) ? f : NULL);
         }
-        else
-            ffl[i] = new avtFVCOM_MTSDFileFormat(list[i]);
     }
 
-    return new avtMTSDFileFormatInterface(ffl, nList);
+    return new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
 }
 
 // ****************************************************************************

databases/NETCDF/avtLODIFileFormat.C

@@ -99,34 +99,56 @@ avtLODIFileFormat::Identify(NETCDFFileObject *fileObject)
 // Creation:   Mon Aug 15 18:05:07 PST 2005
 //
 // Modifications:
+//    Jeremy Meredith, Thu Jan 28 12:28:07 EST 2010
+//    MTSD now accepts grouping multiple files into longer sequences, so
+//    its interface has changed to accept both a number of timestep groups
+//    and a number of blocks.
 //   
 // ****************************************************************************
 
 avtFileFormatInterface *
 avtLODIFileFormat::CreateInterface(NETCDFFileObject *f,
-    const char *const *list, int nList, int)
+    const char *const *list, int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
-        ffl[i] = 0;
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
+    {
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
+        {
+            ffl[i][j] = NULL;
+        }
+    }
 
     TRY
     {
-        ffl[0] = new avtLODIFileFormat(list[0], f);
-        for (int i = 1 ; i < nList ; i++)   
-            ffl[i] = new avtLODIFileFormat(list[i]);
+        for (int i = 0 ; i < nTimestepGroups ; i++)
+        {
+            for (int j = 0 ; j < nBlock ; j++)
+            {
+                ffl[i][j] = new avtLODIFileFormat(list[i*nBlock+j],
+                                                  (i==0) ? f : NULL);
+            }
+        }
     }
     CATCH(VisItException)
     {
-        for (int i = 0 ; i < nList ; i++)
-            delete ffl[i];
+        for (int i = 0 ; i < nTimestepGroups ; i++)
+        {
+            for (int j = 0 ; j < nBlock ; j++)
+            {
+                if(ffl[i][j] != 0)
+                    delete ffl[i][j];
+            }
+            delete [] ffl[i];
+        }
         delete [] ffl;
-
         RETHROW;
     }
     ENDTRY
 
-    return new avtMTSDFileFormatInterface(ffl, nList);
+    return new avtMTSDFileFormatInterface(ffl, nTimestepGroups, nBlock);
 }
 
 // ****************************************************************************

databases/NETCDF/avtLODIParticleFileFormat.C

@@ -110,34 +110,56 @@ avtLODIParticleFileFormat::Identify(NETCDFFileObject *fileObject)
 // Creation:   Mon Aug 15 18:05:07 PST 2005
 //
 // Modifications:
+//    Jeremy Meredith, Thu Jan 28 12:28:07 EST 2010
+//    MTSD now accepts grouping multiple files into longer sequences, so
+//    its interface has changed to accept both a number of timestep groups
+//    and a number of blocks.
 //   
 // ****************************************************************************
 
 avtFileFormatInterface *
 avtLODIParticleFileFormat::CreateInterface(NETCDFFileObject *f,
-    const char *const *list, int nList, int)
+    const char *const *list, int nList, int nBlock)
 {
-    avtMTSDFileFormat **ffl = new avtMTSDFileFormat*[nList];
-    for (int i = 0 ; i < nList ; i++)
-        ffl[i] = 0;
+    int nTimestepGroups = nList / nBlock;
+    avtMTSDFileFormat ***ffl = new avtMTSDFileFormat**[nTimestepGroups];
+    for (int i = 0 ; i < nTimestepGroups ; i++)
+    {
+        ffl[i] = new avtMTSDFileFormat*[nBlock];
+        for (int j = 0 ; j < nBlock ; j++)
+        {
+            ffl[i][j] = NULL;
+        }
+    }
 
     TRY
     {
-        ffl[0] = new avtLODIParticleFileFormat(list[0], f);
-        for (int i = 1 ; i < nList ; i++)   
-            ffl[i] = new avtLODIParticleFileFormat(list[i]);
+        for (int i = 0 ; i < nTimestepGroups ; i++)