Updates will be applied April 15th at 12pm EDT (UTC-0400). GitLab could be a little slow between 12 - 12:45pm EDT.

NetworkManager.C 125 KB
Newer Older
hrchilds's avatar
hrchilds committed
1
#include <snprintf.h>
hrchilds's avatar
hrchilds committed
2
#include <AttributeSubject.h>
hrchilds's avatar
hrchilds committed
3 4
#include <NetworkManager.h>
#include <DataNetwork.h>
hrchilds's avatar
hrchilds committed
5
#include <ClonedDataNetwork.h>
hrchilds's avatar
hrchilds committed
6 7 8
#include <DebugStream.h>
#include <avtDatabaseFactory.h>
#include <LoadBalancer.h>
hrchilds's avatar
hrchilds committed
9 10
#include <DBOptionsAttributes.h>
#include <ExportDBAttributes.h>
hrchilds's avatar
hrchilds committed
11
#include <MaterialAttributes.h>
hrchilds's avatar
hrchilds committed
12
#include <MeshManagementAttributes.h>
hrchilds's avatar
hrchilds committed
13
#include <avtExpressionEvaluatorFilter.h>
hrchilds's avatar
hrchilds committed
14
#include <ImproperUseException.h>
hrchilds's avatar
hrchilds committed
15
#include <InvalidVariableException.h>
hrchilds's avatar
hrchilds committed
16 17 18 19 20
#include <DatabaseException.h>
#include <NoInputException.h>
#include <avtPluginFilter.h>
#include <OperatorPluginManager.h>
#include <OperatorPluginInfo.h>
hrchilds's avatar
hrchilds committed
21
#include <AnnotationObjectList.h>
hrchilds's avatar
hrchilds committed
22
#include <PickAttributes.h>
hrchilds's avatar
hrchilds committed
23 24
#include <VisualCueInfo.h>
#include <VisualCueList.h>
hrchilds's avatar
hrchilds committed
25
#include <avtCallback.h>
hrchilds's avatar
hrchilds committed
26
#include <avtColorTables.h>
hrchilds's avatar
hrchilds committed
27
#include <avtExtents.h>
hrchilds's avatar
hrchilds committed
28
#include <avtNullData.h>
hrchilds's avatar
hrchilds committed
29
#include <avtDatabaseMetaData.h>
hrchilds's avatar
hrchilds committed
30
#include <avtDataObjectQuery.h>
hrchilds's avatar
hrchilds committed
31
#include <avtMultipleInputQuery.h>
hrchilds's avatar
hrchilds committed
32
#include <avtAreaBetweenCurvesQuery.h>
hrchilds's avatar
hrchilds committed
33
#include <avtFileWriter.h>
hrchilds's avatar
hrchilds committed
34
#include <avtDatabaseWriter.h>
hrchilds's avatar
hrchilds committed
35
#include <avtL2NormBetweenCurvesQuery.h>
hrchilds's avatar
hrchilds committed
36
#include <avtLocateQuery.h>
hrchilds's avatar
hrchilds committed
37
#include <avtLocateCellQuery.h>
hrchilds's avatar
hrchilds committed
38 39 40 41
#include <avtLocateNodeQuery.h>
#include <avtActualCoordsQuery.h>
#include <avtActualNodeCoordsQuery.h>
#include <avtActualZoneCoordsQuery.h>
hrchilds's avatar
hrchilds committed
42
#include <avtPickQuery.h>
hrchilds's avatar
hrchilds committed
43
#include <avtNodePickQuery.h>
hrchilds's avatar
hrchilds committed
44
#include <avtParallel.h>
hrchilds's avatar
hrchilds committed
45 46 47
#include <avtPickByNodeQuery.h>
#include <avtPickByZoneQuery.h>
#include <avtZonePickQuery.h>
hrchilds's avatar
hrchilds committed
48
#include <avtCurvePickQuery.h>
hrchilds's avatar
hrchilds committed
49
#include <avtSoftwareShader.h>
hrchilds's avatar
hrchilds committed
50 51 52
#include <avtSourceFromAVTImage.h>
#include <avtSourceFromImage.h>
#include <avtSourceFromNullData.h>
hrchilds's avatar
hrchilds committed
53
#include <avtTiledImageCompositor.h>
hrchilds's avatar
hrchilds committed
54 55
#include <avtWholeImageCompositerWithZ.h>
#include <avtWholeImageCompositerNoZ.h>
hrchilds's avatar
hrchilds committed
56
#include <avtPlot.h>
hrchilds's avatar
hrchilds committed
57 58
#include <avtQueryOverTimeFilter.h>
#include <avtQueryFactory.h>
hrchilds's avatar
hrchilds committed
59
#include <CompactSILRestrictionAttributes.h>
hrchilds's avatar
hrchilds committed
60
#include <VisWindow.h>
hrchilds's avatar
hrchilds committed
61
#include <ParsingExprList.h>
hrchilds's avatar
hrchilds committed
62
#include <avtExprNode.h>
hrchilds's avatar
hrchilds committed
63 64
#include <DatabasePluginManager.h>
#include <DatabasePluginInfo.h>
hrchilds's avatar
hrchilds committed
65 66
#include <PlotPluginManager.h>
#include <PlotPluginInfo.h>
hrchilds's avatar
hrchilds committed
67 68
#ifdef PARALLEL
#include <mpi.h>
hrchilds's avatar
hrchilds committed
69
#include <parallel.h>
hrchilds's avatar
hrchilds committed
70
#endif
hrchilds's avatar
hrchilds committed
71
#include <visit-config.h>
hrchilds's avatar
hrchilds committed
72
#include <TimingsManager.h>
hrchilds's avatar
hrchilds committed
73

hrchilds's avatar
hrchilds committed
74
#include <set>
hrchilds's avatar
hrchilds committed
75
#include <map>
hrchilds's avatar
hrchilds committed
76 77
using std::set;

hrchilds's avatar
hrchilds committed
78
static double RenderBalance(int numTrianglesIHave);
hrchilds's avatar
hrchilds committed
79 80
static void   DumpImage(avtDataObject_p, const char *fmt, bool allprocs=true);
static void   DumpImage(avtImage_p, const char *fmt, bool allprocs=true);
hrchilds's avatar
hrchilds committed
81 82
static ref_ptr<avtDatabase> GetDatabase(void *, const std::string &,
                                        int, const char *);
hrchilds's avatar
hrchilds committed
83 84 85 86 87 88 89 90 91 92 93 94

// ****************************************************************************
//  Method: NetworkManager default constructor
//
//  Programmer: Jeremy Meredith
//  Creation:   September 29, 2000
//
//  Modifications:
//
//    Kathleen Bonnell, Tue Nov 20 12:35:54 PST 2001
//    Initialize requireOriginalCells. 
//
hrchilds's avatar
hrchilds committed
95 96 97
//    Hank Childs, Mon Jan  5 16:04:57 PST 2004
//    Initialize uniqueNetworkId.
//
hrchilds's avatar
hrchilds committed
98 99 100
//    Hank Childs, Thu Mar  4 09:11:46 PST 2004
//    Change instantiation of vis window, since it is now assumed to be nowin.
//
hrchilds's avatar
hrchilds committed
101 102 103
//    Mark C. Miller, Thu Apr 29 16:15:25 PDT 2004
//    Added missing initialization of dumpRenders
//
hrchilds's avatar
hrchilds committed
104 105 106
//    Mark C. Miller, Tue May 25 20:44:10 PDT 2004
//    Removed unnecessary scope. Set annotationAttributes data member
//
hrchilds's avatar
hrchilds committed
107 108 109
//    Kathleen Bonnell, Wed Jun  2 09:48:29 PDT 2004 
//    Initialize requireOriginalNodes. 
//
hrchilds's avatar
hrchilds committed
110 111 112 113
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Made the viswin part of a map of EngineVisWinInfo objects
//    Removed some unnecessary initialization
//
hrchilds's avatar
hrchilds committed
114 115 116
//    Mark C. Miller, Wed Jan  5 10:14:21 PST 2005
//    Added call to NewVisWindow
//
hrchilds's avatar
hrchilds committed
117 118 119
//    Hank Childs, Mon Feb 28 16:56:20 PST 2005
//    Initialize inQueryMode.
//
hrchilds's avatar
hrchilds committed
120 121 122
//    Hank Childs, Fri Aug 26 15:44:48 PDT 2005
//    Register a callback to get databases.
//
hrchilds's avatar
hrchilds committed
123 124 125 126 127 128
// ****************************************************************************
NetworkManager::NetworkManager(void) : virtualDatabases()
{
    workingNet = NULL;
    loadBalancer = NULL;
    requireOriginalCells = false;
hrchilds's avatar
hrchilds committed
129
    requireOriginalNodes = false;
hrchilds's avatar
hrchilds committed
130
    inQueryMode = false;
hrchilds's avatar
hrchilds committed
131
    uniqueNetworkId = 0;
hrchilds's avatar
hrchilds committed
132
    dumpRenders = false;
hrchilds's avatar
hrchilds committed
133

hrchilds's avatar
hrchilds committed
134
    // stuff to support scalable rendering. We always have window 0
hrchilds's avatar
hrchilds committed
135
    NewVisWindow(0);
hrchilds's avatar
hrchilds committed
136 137

    avtCallback::RegisterGetDatabaseCallback(GetDatabase, this);
hrchilds's avatar
hrchilds committed
138 139 140 141 142 143 144 145 146
}

// ****************************************************************************
//  Method: NetworkManager destructor
//
//  Programmer: Jeremy Meredith
//  Creation:   September 29, 2000
//
//  Modifications:
hrchilds's avatar
hrchilds committed
147 148 149 150 151 152
//    Sean Ahern, Fri May 24 11:12:25 PDT 2002
//    Got rid of deletion of the database cache, since all DBs in there
//    will be deleted by deleting the network cache.
//
//    Hank Childs, Mon Jan  5 16:30:04 PST 2004
//    Don't assume the caches are valid.
hrchilds's avatar
hrchilds committed
153
//
hrchilds's avatar
hrchilds committed
154 155 156
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Added code to delete VisWindow objects
//
hrchilds's avatar
hrchilds committed
157 158 159 160
// ****************************************************************************
NetworkManager::~NetworkManager(void)
{
    for (int i = 0; i < networkCache.size(); i++)
hrchilds's avatar
hrchilds committed
161 162
        if (networkCache[i] != NULL)
            delete networkCache[i];
hrchilds's avatar
hrchilds committed
163 164 165 166

    std::map<int, EngineVisWinInfo>::iterator it;
    for (it = viswinMap.begin(); it != viswinMap.end(); it++)
        delete it->second.viswin;
hrchilds's avatar
hrchilds committed
167 168 169 170 171 172 173 174 175 176 177 178
}

// ****************************************************************************
//  Method: NetworkManager::ClearAllNetworks
//
//  Purpose:
//      Clears out the caches.  Really only used for checking for memory leaks.
//
//  Programmer: Hank Childs
//  Creation:   January 7, 2001
//
//  Modifications:
hrchilds's avatar
hrchilds committed
179 180 181 182 183
//    Sean Ahern, Tue May 14 14:35:42 PDT 2002
//    Retrofitted for my new network management techniques.
//
//    Sean Ahern, Tue May 21 16:09:56 PDT 2002
//    Told the underlying objects to free their data.
hrchilds's avatar
hrchilds committed
184
//
hrchilds's avatar
hrchilds committed
185 186 187
//    Hank Childs, Mon Jan  5 16:30:04 PST 2004
//    Don't clear out the vectors, so this can be consistent with how the
//    ClearNetworksWithDatabase works.
hrchilds's avatar
hrchilds committed
188
//
hrchilds's avatar
hrchilds committed
189 190 191
//    Brad Whitlock, Thu Feb 26 11:58:58 PDT 2004
//    I replaced the commented out cerr with debug3.
//
hrchilds's avatar
hrchilds committed
192 193 194 195 196
//    Hank Childs, Sun Mar  7 16:05:03 PST 2004
//    Delete the networks before the databases, since the networks have
//    references to the databases (and the previous ordering yielded dangling
//    pointers).
//
hrchilds's avatar
hrchilds committed
197 198 199 200
//    Mark C. Miller, Wed Sep  8 17:06:25 PDT 2004
//    Added code to clear the vis window and the list of plots currently in
//    the window.
//
hrchilds's avatar
hrchilds committed
201 202 203 204
//    Mark C. Miller, Mon Sep 13 18:30:26 PDT 2004
//    Protected call to clear viswin and plotsCurrentlyInWindow with test
//    for emptiness
//
hrchilds's avatar
hrchilds committed
205 206 207
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Added code to delete VisWindow objects
//
hrchilds's avatar
hrchilds committed
208 209 210 211
// ****************************************************************************
void
NetworkManager::ClearAllNetworks(void)
{
hrchilds's avatar
hrchilds committed
212
    debug3 << "NetworkManager::ClearAllNetworks(void)" << endl;
hrchilds's avatar
hrchilds committed
213 214
    int i;

hrchilds's avatar
hrchilds committed
215 216 217 218 219 220 221
    for (i = 0; i < networkCache.size(); i++)
    {
        if (networkCache[i] != NULL)
            delete networkCache[i];
        networkCache[i] = NULL;
    }

hrchilds's avatar
hrchilds committed
222 223 224 225 226 227 228
    for (i = 0; i < databaseCache.size(); i++)
    {
        if (databaseCache[i] != NULL)
            delete databaseCache[i];
        databaseCache[i] = NULL;
    }

hrchilds's avatar
hrchilds committed
229 230
    for (i = 0 ; i < globalCellCounts.size() ; i++)
    {
hrchilds's avatar
hrchilds committed
231
        globalCellCounts[i] = -1;
hrchilds's avatar
hrchilds committed
232
    }
hrchilds's avatar
hrchilds committed
233 234 235 236 237 238 239 240 241 242

    std::map<int, EngineVisWinInfo>::iterator it;
    for (it = viswinMap.begin(); it != viswinMap.end(); it++)
    {
        it->second.viswin->ClearPlots();
        it->second.plotsCurrentlyInWindow.clear();
        delete it->second.viswin;
    }
    viswinMap.clear();
    NewVisWindow(0);
hrchilds's avatar
hrchilds committed
243 244 245 246 247 248 249 250 251 252 253 254 255 256
}

// ****************************************************************************
//  Method: NetworkManager::ClearNetworksWithDatabase
//
//  Purpose:
//      Clears out the caches that reference a specific database.
//
//  Arguments:
//      db      The name of a database.
//
//  Programmer: Hank Childs
//  Creation:   January 5, 2004
//
hrchilds's avatar
hrchilds committed
257 258 259 260
//  Modifications:
//    Brad Whitlock, Thu Feb 26 11:58:58 PDT 2004
//    I replaced the commented out cerr with debug3.
//
hrchilds's avatar
hrchilds committed
261 262 263
//    Mark C. Miller, Wed Sep  8 17:06:25 PDT 2004
//    Added code to clear the vis window and the list of plots currently in
//    the window for the first plot id it encounters in this db
hrchilds's avatar
hrchilds committed
264 265 266 267
//
//    Mark C. Miller, Mon Sep 13 18:30:26 PDT 2004
//    Moved code to delete the networkCache entry to after the clearning
//    of the viswin.
hrchilds's avatar
hrchilds committed
268 269 270
//
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Modified for viswinMap object
hrchilds's avatar
hrchilds committed
271 272 273 274
// ****************************************************************************
void
NetworkManager::ClearNetworksWithDatabase(const std::string &db)
{
hrchilds's avatar
hrchilds committed
275
    debug3 << "NetworkManager::ClearNetworksWithDatabase()" << endl;
hrchilds's avatar
hrchilds committed
276
    int i;
hrchilds's avatar
hrchilds committed
277

hrchilds's avatar
hrchilds committed
278 279 280 281
    // 
    // Clear out the networks before the databases.  This is because if we
    // delete the databases first, the networks will have dangling pointers.
    //
hrchilds's avatar
hrchilds committed
282
    for (i = 0; i < networkCache.size(); i++)
hrchilds's avatar
hrchilds committed
283 284 285 286 287 288 289 290
    {
        if (networkCache[i] != NULL)
        {
            NetnodeDB *ndb = networkCache[i]->GetNetDB();
            if (ndb != NULL)
            {
                if (ndb->GetFilename() == db)
                {
hrchilds's avatar
hrchilds committed
291
                    DoneWithNetwork(i);
hrchilds's avatar
hrchilds committed
292 293 294 295
                }
            }
        }
    }
hrchilds's avatar
hrchilds committed
296

hrchilds's avatar
hrchilds committed
297 298 299 300 301 302 303 304 305 306 307
    for (i = 0; i < databaseCache.size(); i++)
    {
        if (databaseCache[i] != NULL)
        {
            if (databaseCache[i]->GetFilename() == db)
            {
                delete databaseCache[i];
                databaseCache[i] = NULL;
            }
        }
    }
hrchilds's avatar
hrchilds committed
308 309 310
}

// ****************************************************************************
hrchilds's avatar
hrchilds committed
311
//  Method: NetworkManager::GetDBFromCache
hrchilds's avatar
hrchilds committed
312 313
//
//  Purpose:
hrchilds's avatar
hrchilds committed
314 315 316 317 318 319 320 321 322 323 324 325 326
//      Get a DB from the cache.  If it's not there already, create it and
//      return it.
//
//  Programmer: Sean Ahern
//  Creation:   Mon Dec 23 12:28:30 PST 2002
//
//  Modifications:
//
//    Brad Whitlock, Wed May 14 12:56:16 PDT 2003
//    I made it get the metadata and the SIL if the time is greater than 0.
//    This ensures that we pick up the metadata and SIL for the time state
//    that we're intersted in.
//
hrchilds's avatar
hrchilds committed
327 328 329 330
//    Brad Whitlock, Mon Aug 25 16:51:35 PST 2003
//    Changed the return statement to CATCH_RETURN2 so bad things don't happen
//    when we use fake exceptions.
//
hrchilds's avatar
hrchilds committed
331 332 333
//    Mark C. Miller Thu Oct  9 10:59:27 PDT 2003
//    I modified to force GetMetaData and GetSIL if they're invariant 
//
hrchilds's avatar
hrchilds committed
334 335 336
//    Hank Childs, Tue Nov  4 14:19:05 PST 2003
//    Checked in work-around (HACK) to avoid apparent compiler bug on AIX.
//
hrchilds's avatar
hrchilds committed
337 338 339
//    Hank Childs, Mon Jan  5 16:49:28 PST 2004
//    Do not assume that all of the cached databases are non-NULL.
//
hrchilds's avatar
hrchilds committed
340 341 342
//    Hank Childs, Mon Mar  1 08:48:26 PST 2004
//    Send the time to the database factory as well.
//
hrchilds's avatar
hrchilds committed
343 344 345
//    Hank Childs, Mon Mar 22 11:10:43 PST 2004
//    Allow for the DB type to be explicitly specified.
//
hrchilds's avatar
hrchilds committed
346 347 348 349 350
//    Mark C. Miller, Tue Sep 28 19:57:42 PDT 2004
//    Added code to pass avtDatabaseMetaData to LoadBalancer->AddDatabase
//
//    Hank Childs, Sun Feb 27 12:30:17 PST 2005
//    Added avtDatabase argument to AddDatabase.
hrchilds's avatar
hrchilds committed
351
//
hrchilds's avatar
hrchilds committed
352 353 354
//    Hank Childs, Tue Sep 20 13:03:00 PDT 2005
//    Don't assume that filename lengths are bigger than 6 characters ['6616].
//
hrchilds's avatar
hrchilds committed
355 356 357 358 359 360 361
//    Hank Childs, Fri Oct  7 17:22:01 PDT 2005
//    Tell database what it's full name is.  Also, remove some antiquated code
//    that the variable name in the DB info to the empty string.  I believe
//    the code was no longer doing anything useful, besides torpedoing SR
//    and CMFE when used in combination.  The test suite passes without it
//    and there is really no explanation for why we were doing it.
//
hrchilds's avatar
hrchilds committed
362 363
//    Mark C. Miller, Wed Nov 16 10:46:36 PST 2005
//    Changed interface to lb->AddDatabase 
hrchilds's avatar
hrchilds committed
364
// ****************************************************************************
hrchilds's avatar
hrchilds committed
365

hrchilds's avatar
hrchilds committed
366
NetnodeDB *
hrchilds's avatar
hrchilds committed
367 368
NetworkManager::GetDBFromCache(const string &filename, int time,
                               const char *format)
hrchilds's avatar
hrchilds committed
369 370 371 372
{
    // If we don't have a load balancer, we're dead.
    if (loadBalancer == NULL)
    {
hrchilds's avatar
hrchilds committed
373 374
        debug1 << "Internal error: A load balancer was never registered." 
               << endl;
hrchilds's avatar
hrchilds committed
375 376 377
        EXCEPTION0(ImproperUseException);
    }

hrchilds's avatar
hrchilds committed
378 379
    // Find a matching database 
    NetnodeDB* cachedDB = NULL;
hrchilds's avatar
hrchilds committed
380 381
    for (int i = 0; i < databaseCache.size(); i++)
    {
hrchilds's avatar
hrchilds committed
382 383
        if (databaseCache[i] == NULL)
            continue;
hrchilds's avatar
hrchilds committed
384
        if (databaseCache[i]->GetFilename() == filename)
hrchilds's avatar
hrchilds committed
385
        {
hrchilds's avatar
hrchilds committed
386 387
            cachedDB = databaseCache[i];
            break;
hrchilds's avatar
hrchilds committed
388
        }
hrchilds's avatar
hrchilds committed
389 390 391 392 393 394 395 396 397
    }

    // got a match
    if (cachedDB != NULL)
    {
        // even if we found the DB in the cache,
        // we need to update the metadata if its time-varying
        if (!cachedDB->GetDB()->MetaDataIsInvariant() ||
            !cachedDB->GetDB()->SILIsInvariant())
hrchilds's avatar
hrchilds committed
398
        {
hrchilds's avatar
hrchilds committed
399 400
            cachedDB->GetDB()->GetMetaData(time);
            cachedDB->GetDB()->GetSIL(time);
hrchilds's avatar
hrchilds committed
401
        }
hrchilds's avatar
hrchilds committed
402 403

        return cachedDB;
hrchilds's avatar
hrchilds committed
404 405 406 407 408 409 410 411 412
    }

    // No match.  Load a new DB.
    debug3 << "Loading new database" << endl;
    TRY
    {
        avtDatabase *db = NULL;
        NetnodeDB *netDB = NULL;
        const char *filename_c = filename.c_str();
hrchilds's avatar
hrchilds committed
413 414
        if (filename.length() >= 6 &&
            filename.substr(filename.length() - 6) == ".visit")
hrchilds's avatar
hrchilds committed
415
            db = avtDatabaseFactory::VisitFile(filename_c, time, format);
hrchilds's avatar
hrchilds committed
416
        else
hrchilds's avatar
hrchilds committed
417
            db = avtDatabaseFactory::FileList(&filename_c, 1, time, format);
hrchilds's avatar
hrchilds committed
418
        db->SetFullDBName(filename);
hrchilds's avatar
hrchilds committed
419 420

        // If we want to open the file at a later timestep, get the
hrchilds's avatar
hrchilds committed
421 422 423 424
        // SIL so that it contains the right data.
        if ((time > 0) ||
            (!db->MetaDataIsInvariant()) ||
            (!db->SILIsInvariant()))
hrchilds's avatar
hrchilds committed
425 426 427
        {
            debug2 << "NetworkManager::AddDB: We were instructed to open "
                   << filename.c_str() << " at timestate=" << time
hrchilds's avatar
hrchilds committed
428
                   << " so we're reading the SIL early."
hrchilds's avatar
hrchilds committed
429 430 431 432 433 434 435 436 437
                   << endl;
            db->GetMetaData(time);
            db->GetSIL(time);
        }

        netDB = new NetnodeDB(db);
        databaseCache.push_back(netDB);

        netDB->SetDBInfo(filename, "", time);
hrchilds's avatar
hrchilds committed
438
        loadBalancer->AddDatabase(filename, db, time);
hrchilds's avatar
hrchilds committed
439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474
      
        // The code here should be:
        // CATCH_RETURN2(1, netDB);
        //
        // However: this is crashing on AIX when you do a re-open (see '3984).
        // After investigating this bug, I have determined the following:
        // (1) A valid pointer is being returned from this function.  However
        // the calling function receives NULL (leading to a seg fault).
        // (2) When compiling with fake exceptions and running under purify
        // on the Suns, there are no warnings.
        // (3) The catch return unwinds into 3 calls.  If you put a print
        // statement right before the last one (the return), everything is
        // returned correctly and there is no seg fault.
        //
        // I'm always very leery to call something a compiler bug.  However,
        // on different platforms there is no problem.  I think it is even
        // more fishy that things work if there is a print statement and don't
        // if there is not.  It certainly sounds like a compiler bug.
        //
        // Below is code that "makes this work".  It is essentially a
        // CATCH_RETURN2 with a print statement in the middle.  If CATCH_RETURN
        // were to ever change, this coding would have to change as well
        // (thus, I have introduced a maintenance problem).  As such, I put
        // a comment in VisItException.h referencing this comment.  If the
        // coding below can ever be replaced with an everyday CATCH_RETURN,
        // the comment in VisItException.h should be removed.
        //
#ifdef FAKE_EXCEPTIONS
           exception_delete(exception_caught); 
           jump_stack_top -= (1); 
           debug5 << "This debug statement (from the NetworkManager) is "
                  << "being issued to get around a compiler bug." << endl;
           return (netDB); 
#else
           return netDB;
#endif
hrchilds's avatar
hrchilds committed
475 476 477 478 479 480 481 482 483 484 485 486 487 488 489
    }
    CATCH(DatabaseException)
    {
        debug1 << "ERROR - could not create database " << filename.c_str()
            << endl;
        RETHROW;
    }
    ENDTRY
}

// ****************************************************************************
//  Method: NetworkManager::StartNetwork
//
//  Purpose:
//      Start building the pipeline.
hrchilds's avatar
hrchilds committed
490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535
//
//  Programmer: Jeremy Meredith
//  Creation:   September 29, 2000
//
//  Modifications:
//
//    Jeremy Meredith, Thu Nov  2 14:07:34 PST 2000
//    Changed the file initialization.  Apparently substr() may not portably 
//    be a const method of strings....
//
//    Hank Childs, Tue Jun 12 20:01:55 PDT 2001
//    Incorporate data specifications and the load balancer.
//
//    Jeremy Meredith, Thu Jul 26 12:08:42 PDT 2001
//    Fixed a bug passing the data file name to the load balancer.
//
//    Hank Childs, Thu Jul 26 20:17:56 PDT 2001
//    Re-enable caching by checking data specifications.
//
//    Brad Whitlock, Mon Oct 22 18:33:37 PST 2001
//    Changed the exception keywords to macros.
//
//    Jeremy Meredith, Fri Nov  9 10:24:23 PST 2001
//    Replaced netPool with netMRU, and simply made it release its
//    data, not delete the whole network. Made is only set the data
//    specification, not the pipeline specification yet.
//
//    Hank Childs, Fri Dec 14 17:39:36 PST 2001
//    Add support for using a more compact version of sil attributes.
//
//    Sean Ahern, Mon May 13 17:24:25 PDT 2002
//    Refactored to start support for a tree-based network scheme.
//
//    Sean Ahern, Tue May 28 09:47:21 PDT 2002
//    Added tree-based networks.
//
//    Brad Whitlock, Fri Jun 28 14:03:49 PST 2002
//    I renamed Network to DataNetwork to make the Windows compiler happy.
//
//    Hank Childs, Thu Sep 12 11:11:16 PDT 2002
//    There was an issue with multiple networks sharing NetnodeDBs, so I
//    made them all have their own reference.
//
//    Jeremy Meredith, Thu Oct 24 16:03:39 PDT 2002
//    Added material options.
//
hrchilds's avatar
hrchilds committed
536 537 538 539 540 541
//    Sean Ahern, Mon Dec 23 12:38:17 PST 2002
//    Changed this dramatically.  Broke out a good portion of the logic
//    into GetDBFromCache.
//
//    Sean Ahern, Sat Mar  8 00:59:16 America/Los_Angeles 2003
//    Cleaned up unnecessarily complicated code.
hrchilds's avatar
hrchilds committed
542
//
hrchilds's avatar
hrchilds committed
543 544 545
//    Jeremy Meredith, Wed Jul 30 10:45:45 PDT 2003
//    Added the check for requiring full connectivity.
//
hrchilds's avatar
hrchilds committed
546 547 548
//    Jeremy Meredith, Fri Sep  5 15:23:13 PDT 2003
//    Added a flag for the new MIR algorithm.
//
hrchilds's avatar
hrchilds committed
549 550 551
//    Jeremy Meredith, Thu Oct 30 16:09:32 PST 2003
//    Added code to make sure varLeaves was non-empty before accessing it.
//
hrchilds's avatar
hrchilds committed
552 553 554
//    Jeremy Meredith, Fri Oct 31 13:05:26 PST 2003
//    Made the error message for no-real-variables more informative.
//
hrchilds's avatar
hrchilds committed
555 556 557 558
//    Hank Childs, Sun Mar  7 16:05:03 PST 2004
//    Do not make the database be a node for the network.  Also add the EEF
//    as a node.
//
hrchilds's avatar
hrchilds committed
559 560 561
//    Jeremy Meredith, Tue Mar 23 14:40:20 PST 2004
//    Added the file format as an argument.  Made use of it in GetDBFromCache.
//
hrchilds's avatar
hrchilds committed
562 563 564
//    Mark C. Miller, Thu Aug 19 10:28:45 PDT 2004
//    Removed #ifdef 0 code block
//
hrchilds's avatar
hrchilds committed
565 566 567 568 569 570
//    Jeremy Meredith, Tue Dec 14 14:02:35 PST 2004
//    The code to get the real variable name was a duplicate of two
//    other spots in VisIt, but this one was out of date.  I
//    refactored the best one into ParsingExprList::GetRealVariable
//    and made this one point to it.
//
hrchilds's avatar
hrchilds committed
571 572 573 574
//    Brad Whitlock, Tue Feb 22 12:13:44 PDT 2005
//    Made format argument come first. I also made it possible for an empty
//    format string to make the code behave as through no format was specified.
//
hrchilds's avatar
hrchilds committed
575 576 577
//    Hank Childs, Wed Jul 13 10:38:02 PDT 2005
//    Added call to SetTime to prevent UMR when exporting databases.
//
hrchilds's avatar
hrchilds committed
578 579 580
//    Hank Childs, Wed Aug 17 21:55:55 PDT 2005
//    Pass along the material options to simplify the interface reconstruction.
//
hrchilds's avatar
hrchilds committed
581 582 583
//    Jeremy Meredith, Thu Aug 18 17:54:51 PDT 2005
//    Added a new isovolume algorithm, with adjustable VF cutoff.
//
hrchilds's avatar
hrchilds committed
584 585
//    Mark C. Miller, Wed Nov 16 10:46:36 PST 2005
//    Added mesh management attributes 
hrchilds's avatar
hrchilds committed
586
// ****************************************************************************
hrchilds's avatar
hrchilds committed
587

hrchilds's avatar
hrchilds committed
588
void
hrchilds's avatar
hrchilds committed
589 590
NetworkManager::StartNetwork(const string &format,
                             const string &filename,
hrchilds's avatar
hrchilds committed
591
                             const string &var,
hrchilds's avatar
hrchilds committed
592 593
                             int time,
                             const CompactSILRestrictionAttributes &atts,
hrchilds's avatar
hrchilds committed
594 595
                             const MaterialAttributes &matopts,
                             const MeshManagementAttributes &meshopts)
hrchilds's avatar
hrchilds committed
596
{
hrchilds's avatar
hrchilds committed
597 598
    // If the variable is an expression, we need to find a "real" variable
    // name to work with.
hrchilds's avatar
hrchilds committed
599
    string leaf = ParsingExprList::GetRealVariable(var);
hrchilds's avatar
hrchilds committed
600

hrchilds's avatar
hrchilds committed
601 602 603 604 605
    // Make empty strings behave as though no format was specified.
    const char *defaultFormat = 0;
    if(format.size() > 0)
        defaultFormat = format.c_str();

hrchilds's avatar
hrchilds committed
606 607
    // Start up the DataNetwork and add the database to it.
    workingNet = new DataNetwork;
hrchilds's avatar
hrchilds committed
608
    NetnodeDB *netDB = GetDBFromCache(filename, time, defaultFormat);
hrchilds's avatar
hrchilds committed
609 610
    workingNet->SetNetDB(netDB);
    netDB->SetDBInfo(filename, leaf, time);
hrchilds's avatar
hrchilds committed
611

hrchilds's avatar
hrchilds committed
612 613 614 615 616
    // Put an ExpressionEvaluatorFilter right after the netDB to handle
    // expressions that come up the pipe.
    avtExpressionEvaluatorFilter *f = new avtExpressionEvaluatorFilter();
    NetnodeFilter *filt = new NetnodeFilter(f, "ExpressionEvaluator");
    filt->GetInputNodes().push_back(netDB);
hrchilds's avatar
hrchilds committed
617

hrchilds's avatar
hrchilds committed
618 619
    // Push the ExpressionEvaluator onto the working list.
    workingNetnodeList.push_back(filt);
hrchilds's avatar
hrchilds committed
620

hrchilds's avatar
hrchilds committed
621
    workingNet->AddNode(filt);
hrchilds's avatar
hrchilds committed
622
    // Push the variable name onto the name stack.
hrchilds's avatar
hrchilds committed
623 624 625 626 627
    nameStack.push_back(var);
    debug5 << "NetworkManager::AddDB: Adding " << var.c_str()
           << " to the name stack" << endl;

    // Set up the data spec.
hrchilds's avatar
hrchilds committed
628
    avtSILRestriction_p silr =
hrchilds's avatar
hrchilds committed
629
        new avtSILRestriction(workingNet->GetNetDB()->GetDB()->GetSIL(time), atts);
hrchilds's avatar
hrchilds committed
630 631 632 633 634 635 636
    avtDataSpecification *dspec = new avtDataSpecification(var.c_str(), time, silr);

    // Set up some options from the data specification
    dspec->SetNeedMixedVariableReconstruction(matopts.GetForceMIR());
    dspec->SetNeedSmoothMaterialInterfaces(matopts.GetSmoothing());
    dspec->SetNeedCleanZonesOnly(matopts.GetCleanZonesOnly());
    dspec->SetNeedValidFaceConnectivity(matopts.GetNeedValidConnectivity());
hrchilds's avatar
hrchilds committed
637
    dspec->SetMIRAlgorithm(matopts.GetAlgorithm());
hrchilds's avatar
hrchilds committed
638 639
    dspec->SetSimplifyHeavilyMixedZones(matopts.GetSimplifyHeavilyMixedZones());
    dspec->SetMaxMaterialsPerZone(matopts.GetMaxMaterialsPerZone());
hrchilds's avatar
hrchilds committed
640
    dspec->SetIsovolumeMIRVF(matopts.GetIsoVolumeFraction());
hrchilds's avatar
hrchilds committed
641 642 643 644
    dspec->SetDiscTol(meshopts.GetDiscretizationTolerance()[0]);
    dspec->SetDiscMode(meshopts.GetDiscretizationMode());
    dspec->SetDiscBoundaryOnly(meshopts.GetDiscretizeBoundaryOnly());
    dspec->SetPassNativeCSG(meshopts.GetPassNativeCSG());
hrchilds's avatar
hrchilds committed
645
    workingNet->SetDataSpec(dspec);
hrchilds's avatar
hrchilds committed
646
    workingNet->SetTime(dspec->GetTimestep());
hrchilds's avatar
hrchilds committed
647 648 649 650 651 652 653 654 655 656 657 658 659 660 661

    // The plot starts out as NULL.
    workingNet->SetPlot(NULL);
}

// ****************************************************************************
// Method: NetworkManager::DefineDB
//
// Purpose: 
//   Defines a new database with the specified name and list of files.
//
// Arguments:
//    dbName   : The database name.
//    files    : The list of files that make up the database.
//    time     : The timestep that we want to examine.
hrchilds's avatar
hrchilds committed
662
//    format   : The file format type of the DB.
hrchilds's avatar
hrchilds committed
663 664 665 666 667 668 669 670 671 672
//   
// Programmer: Brad Whitlock
// Creation:   Tue Mar 25 13:41:08 PST 2003
//
// Modifications:
//   Brad Whitlock, Wed May 14 12:56:16 PDT 2003
//   I made it get the metadata and the SIL if the time is greater than 0.
//   This ensures that we pick up the metadata and SIL for the time state
//   that we're intersted in.
//
hrchilds's avatar
hrchilds committed
673 674 675
//   Hank Childs, Mon Jan  5 16:49:28 PST 2004
//   Account for databases in the cached lists that have been cleared.
//
hrchilds's avatar
hrchilds committed
676 677 678
//   Hank Childs, Mon Mar  1 08:48:26 PST 2004
//   Send the time to the database factory as well.
//
hrchilds's avatar
hrchilds committed
679 680
//   Hank Childs, Mon Mar 22 11:10:43 PST 2004
//   Send the file format type to the database factory.
hrchilds's avatar
hrchilds committed
681 682 683 684
//
//   Mark C. Miller, Tue Sep 28 19:57:42 PDT 2004
//   Added code to pass avtDatabaseMetaData to LoadBalancer->AddDatabase
//
hrchilds's avatar
hrchilds committed
685 686 687 688
//   Brad Whitlock, Tue Feb 22 12:17:27 PDT 2005
//   I changed the code so it an empty format string behaves as though no
//   format was specified.
//
hrchilds's avatar
hrchilds committed
689 690 691
//   Hank Childs, Sun Feb 27 12:30:17 PST 2005
//   Added avtDatabase argument to AddDatabase.
//
hrchilds's avatar
hrchilds committed
692 693 694
//   Hank Childs, Fri Oct  7 09:30:57 PDT 2005
//   Tell the database what its full name is.
//
hrchilds's avatar
hrchilds committed
695 696
//    Mark C. Miller, Wed Nov 16 10:46:36 PST 2005
//    Changed interface to lb->AddDatabase 
hrchilds's avatar
hrchilds committed
697
// ****************************************************************************
hrchilds's avatar
hrchilds committed
698

hrchilds's avatar
hrchilds committed
699 700
void
NetworkManager::DefineDB(const string &dbName, const string &dbPath,
hrchilds's avatar
hrchilds committed
701
    const stringVector &files, int time, const string &format)
hrchilds's avatar
hrchilds committed
702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742
{
    //
    // We gotta have a load balancer
    //
    if (loadBalancer == NULL)
    {
        debug1 << "Internal error: A load balancer was never registered."
               << endl;
        EXCEPTION0(ImproperUseException);
    }

    // Prepend the path to the files.
    stringVector filesWithPath;
    filesWithPath.reserve(files.size());
    int i;
    for(i = 0; i < files.size(); ++i)
        filesWithPath.push_back(dbPath + files[i]);

    //
    // If the database is in the virtualDatabases map, then check the
    // new list of files against the old list of files.
    //
    StringVectorMap::const_iterator it = virtualDatabases.find(dbName);
    if(it != virtualDatabases.end())
    {
        // If the list of files is the same, return because we don't
        // need to change the list of files. If the list of files differ
        // then replace the list of files.
        if(filesWithPath == it->second)
        {
            debug3 << "NetworkManager::DefineDB: No need to change "
                   << "virtual database definition for "
                   << dbName.c_str() << endl;

            // The definition is the same so we don't need to change it
            // but we have to make sure that it exists in the database
            // cache or else we'll have to define it. It's possible that
            // a clear cache rpc could have purged it from the database
            // cache.
            bool found = false;
            for(i = 0; i < databaseCache.size() && !found; ++i)
hrchilds's avatar
hrchilds committed
743 744 745
            {
                if (databaseCache[i] == NULL)
                    continue;
hrchilds's avatar
hrchilds committed
746
                found = (databaseCache[i]->GetFilename() == dbName);
hrchilds's avatar
hrchilds committed
747
            }
hrchilds's avatar
hrchilds committed
748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767

            // If the database was in the database cache, we can return.
            if(found)
                return;
        }
        else
        {
            debug3 << "NetworkManager::DefineDB: Changed "
                   << "virtual database definition for "
                   << dbName.c_str() << endl;
            virtualDatabases[dbName] = filesWithPath;
        }
    }

    //
    // Remove from the database cache databases that have the same name.
    //
    std::vector<NetnodeDB*> databaseBadMatches;
    for (i = 0; i < databaseCache.size(); i++)
    {
hrchilds's avatar
hrchilds committed
768 769
        if (databaseCache[i] == NULL)
            continue;
hrchilds's avatar
hrchilds committed
770 771 772 773 774 775 776 777 778 779 780 781
        if (databaseCache[i]->GetFilename() != dbName)
            databaseBadMatches.push_back(databaseCache[i]);
    }
    databaseCache = databaseBadMatches;

    const char **names = 0;
    TRY
    {
        // Open the database
        avtDatabase *db = NULL;
        const char *dbName_c = dbName.c_str();

hrchilds's avatar
hrchilds committed
782 783 784 785 786
        // Make empty strings behave as though no format was specified.
        const char *defaultFormat = 0;
        if(format.size() > 0)
            defaultFormat = format.c_str();

hrchilds's avatar
hrchilds committed
787 788 789 790 791 792 793 794
        if (filesWithPath.size() > 0)
        {
            // Make an array of pointers that we can pass to the database
            // factory so we can create a database based on a virtual
            // file.
            names = new const char *[filesWithPath.size()];
            for(int i = 0; i < filesWithPath.size(); ++i)
                names[i] = filesWithPath[i].c_str();
hrchilds's avatar
hrchilds committed
795
            db = avtDatabaseFactory::FileList(names, filesWithPath.size(),
hrchilds's avatar
hrchilds committed
796
                                              time, defaultFormat);
hrchilds's avatar
hrchilds committed
797 798 799 800 801 802 803 804 805
            delete [] names;
            names = 0;

            // Add the virtual database to the virtual database map.
            virtualDatabases[dbName] = filesWithPath;
            debug3 << "NetworkManager::DefineDB: Added new virtual database "
                   << "definition for " << dbName.c_str() << endl;
        }
        else if (dbName.substr(dbName.length() - 6) == ".visit")
hrchilds's avatar
hrchilds committed
806
            db = avtDatabaseFactory::VisitFile(dbName_c, time, defaultFormat);
hrchilds's avatar
hrchilds committed
807
        else
hrchilds's avatar
hrchilds committed
808
            db = avtDatabaseFactory::FileList(&dbName_c, 1, time,
hrchilds's avatar
hrchilds committed
809
                                              defaultFormat);
hrchilds's avatar
hrchilds committed
810
        db->SetFullDBName(dbName);
hrchilds's avatar
hrchilds committed
811 812 813

        // If we want to open the file at a later timestep, get the
        // metadata and the SIL so that it contains the right data.
hrchilds's avatar
hrchilds committed
814 815 816
        if ((time > 0) ||
            (!db->MetaDataIsInvariant()) || 
            (!db->SILIsInvariant()))
hrchilds's avatar
hrchilds committed
817 818 819 820 821 822 823 824 825 826 827 828
        {
            debug2 << "NetworkManager::DefineDB: We were instructed to define "
                       << dbName.c_str() << " at timestate=" << time
                       << " so we're reading the MetaData and SIL early."
                       << endl;
            db->GetMetaData(time);
            db->GetSIL(time);
        }

        // Create a netnode using the opened database and stick it in
        // the database cache.
        NetnodeDB *netDB = new NetnodeDB(db);
hrchilds's avatar
hrchilds committed
829
        netDB->SetDBInfo(dbName, "", time);
hrchilds's avatar
hrchilds committed
830 831 832
        databaseCache.push_back(netDB);

        // Add the database to the load balancer.
hrchilds's avatar
hrchilds committed
833
        loadBalancer->AddDatabase(dbName, db, time);
hrchilds's avatar
hrchilds committed
834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899
    }
    CATCH(DatabaseException)
    {
        delete [] names;
        debug1 << "ERROR - could not define database " << dbName.c_str()
               << endl;
        RETHROW;
    }
    ENDTRY 
}

// ****************************************************************************
//  Method: NetworkManager::AddFilter
//
//  Purpose:
//      Create a new filter and add it to the network
//
//  Programmer: Jeremy Meredith
//  Creation:   February 28, 2001
//
//  Modifications:
//    Jeremy Meredith, Sun Mar  4 16:58:13 PST 2001
//    Made it use (a new) PluginManager to create the operator.
//
//    Hank Childs, Thu Apr 12 15:34:22 PDT 2001
//    Added check to make sure that there were enough filters to compare to.
//
//    Jeremy Meredith, Thu Jul 26 03:39:21 PDT 2001
//    Added support for the new (real) operator plugin manager.
//
//    Jeremy Meredith, Fri Sep 28 13:32:56 PDT 2001
//    Made use of plugin manager keying off of ids instead of indexes.
//
//    Jeremy Meredith, Fri Nov  9 10:25:46 PST 2001
//    Added an error check, and renamed type to filtertype.
//
//    Sean Ahern, Tue May 28 08:52:48 PDT 2002
//    Added binary operators.
//
// ****************************************************************************
void
NetworkManager::AddFilter(const string &filtertype,
                          const AttributeGroup *atts,
                          const unsigned int nInputs)
{
    // Check that we have a network to work on.
    if (workingNet == NULL)
    {
        debug1 << "Adding a filter to a non-existent network." << endl;
        EXCEPTION0(ImproperUseException);
    }

    avtPluginFilter *f = OperatorPluginManager::Instance()->
        GetEnginePluginInfo(filtertype)->AllocAvtPluginFilter();
    f->SetAtts(atts);
    if (nInputs != 1)
    {
        debug1 << "Unable to handle filters with nInputs (" << nInputs << ") > 1"
            << endl;
        EXCEPTION0(ImproperUseException);
    }

    NetnodeFilter *filt = new NetnodeFilter(f, filtertype);
    std::vector<Netnode*> &filtInputs = filt->GetInputNodes();
    for (int i = 0; i < nInputs; i++)
    {
hrchilds's avatar
hrchilds committed
900
        // Pull a node off the working list and push it onto the filter
hrchilds's avatar
hrchilds committed
901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937
        // inputs.
        Netnode *n = workingNetnodeList.back();
        workingNetnodeList.pop_back();
        filtInputs.push_back(n);
    }
    // Push the filter onto the working list.
    workingNetnodeList.push_back(filt);
    workingNet->AddNode(filt);
}

// ****************************************************************************
//  Method:  NetworkManager::MakePlot
//
//  Purpose:
//    Create the plot for the network.
//
//  Programmer:  Jeremy Meredith
//  Creation:    March  1, 2001
//
//  Modifications:
//    Jeremy Meredith, Sun Mar  4 16:58:13 PST 2001
//    Made it use (a new) PluginManager to create the plot.
//
//    Jeremy Meredith, Tue Mar 20 12:05:50 PST 2001
//    Made it use the new plugin manager.  For now we do a reverse lookup
//    of the name to an index.
//
//    Jeremy Meredith, Fri Sep 28 13:32:56 PDT 2001
//    Made use of plugin manager keying off of ids instead of indexes.
//
//    Jeremy Meredith, Fri Nov  9 10:26:18 PST 2001
//    Allowed it to reuse plots so we can cache whole networks again.
//
//    Jeremy Meredith, Fri Feb  8 10:37:59 PST 2002
//    Made sure the total number of filters was the same when matching
//    networks (since when a plot is applied, no more filter can be).
//
hrchilds's avatar
hrchilds committed
938 939 940
//    Eric Brugger, Fri Mar 19 15:25:20 PST 2004
//    Modified the rpc to set the data extents in the engine.
//
hrchilds's avatar
hrchilds committed
941 942
// ****************************************************************************
void
hrchilds's avatar
hrchilds committed
943 944
NetworkManager::MakePlot(const string &id, const AttributeGroup *atts,
                         const vector<double> &dataExtents)
hrchilds's avatar
hrchilds committed
945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960
{
    if (workingNet == NULL)
    {
        debug1 << "Adding a plot to a non-existent network." << endl;
        EXCEPTION0(ImproperUseException);
    }

    if (*workingNet->GetPlot() != NULL)
    {
        debug1 << "Trying to stipulate plot type more than once." << endl;
        EXCEPTION0(ImproperUseException);
    }

    // Checking to see if the network has been built successfully.
    if (workingNetnodeList.size() != 1)
    {
hrchilds's avatar
hrchilds committed
961
        debug1 << "Network building still in progress.  Filter required to "
hrchilds's avatar
hrchilds committed
962
               << "absorb " << workingNetnodeList.size() << " nodes."  << endl;
hrchilds's avatar
hrchilds committed
963 964 965 966 967
        EXCEPTION0(ImproperUseException);
    }

    avtPlot *p = PlotPluginManager::Instance()->
                                GetEnginePluginInfo(id)->AllocAvtPlot();
hrchilds's avatar
hrchilds committed
968 969

    p->SetDataExtents(dataExtents);
hrchilds's avatar
hrchilds committed
970 971 972 973 974 975 976 977 978 979 980 981 982 983 984
    workingNet->SetPlot(p);
    workingNet->GetPlot()->SetAtts(atts);
    workingNet->SetPlottype(id);
}

// ****************************************************************************
//  Method:  NetworkManager::EndNetwork
//
//  Purpose:
//    Closes off the new network, assigns a pipeline specification, and a
//    network id.
//
//  Programmer:  Jeremy Meredith
//  Creation:    November  9, 2001
//
hrchilds's avatar
hrchilds committed
985 986 987 988 989
//  Modifications:
//
//    Hank Childs, Mon Jan  5 16:04:57 PST 2004
//    Make sure that the network id is always unique for each network.
//
hrchilds's avatar
hrchilds committed
990 991 992
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Added code to set network's window ID and manage multiple VisWindow
//    objects
hrchilds's avatar
hrchilds committed
993 994
// ****************************************************************************
int
hrchilds's avatar
hrchilds committed
995
NetworkManager::EndNetwork(int windowID)
hrchilds's avatar
hrchilds committed
996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007
{
    // Checking to see if the network has been built successfully.
    if (workingNetnodeList.size() != 1)
    {
        debug1 << "Network building still in progress.  Filter required to "
               << "absorb" << workingNetnodeList.size() << " nodes."  << endl;

        EXCEPTION0(ImproperUseException);
    }

    // set the pipeline specification
    int pipelineIndex =
hrchilds's avatar
hrchilds committed
1008
        loadBalancer->AddPipeline(workingNet->GetNetDB()->GetFilename());
hrchilds's avatar
hrchilds committed
1009 1010 1011 1012 1013 1014 1015 1016
    avtPipelineSpecification_p pspec =
        new avtPipelineSpecification(workingNet->GetDataSpec(), pipelineIndex);
    workingNet->SetPipelineSpec(pspec);

    // Connect the workingNet to the workingNetnodeList.
    workingNet->SetTerminalNode(workingNetnodeList[0]);

    // Push the working net onto the network caches.
hrchilds's avatar
hrchilds committed
1017 1018
    workingNet->SetNetID(uniqueNetworkId++);
    workingNet->SetWinID(windowID);
hrchilds's avatar
hrchilds committed
1019
    networkCache.push_back(workingNet);
hrchilds's avatar
hrchilds committed
1020
    globalCellCounts.push_back(-1);
hrchilds's avatar
hrchilds committed
1021

hrchilds's avatar
hrchilds committed
1022 1023 1024 1025 1026
    //
    // If this plot this network is associated with is in a window we haven't
    // seen before, make a new VisWindow for it
    //
    if (viswinMap.find(windowID) == viswinMap.end())
hrchilds's avatar
hrchilds committed
1027
        NewVisWindow(windowID);
hrchilds's avatar
hrchilds committed
1028 1029

    return workingNet->GetNetID();
hrchilds's avatar
hrchilds committed
1030 1031
}

hrchilds's avatar
hrchilds committed
1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048
// ****************************************************************************
//  Method:  NetworkManager::CancelNetwork
//
//  Purpose:
//    Terminates the current network in case of an error.
//
//  Programmer:  Jeremy Meredith
//  Creation:    November  6, 2003
//
// ****************************************************************************
void
NetworkManager::CancelNetwork(void)
{
    workingNet = NULL;
    workingNetnodeList.clear();
}

hrchilds's avatar
hrchilds committed
1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066
// ****************************************************************************
//  Method:  NetworkManager::UseNetwork
//
//  Purpose:
//    Allows a whole network to be reused automatically, without
//    needing to specify a database, filters, or plot.
//
//  Arguments:
//    id         the id of the network to reuse.
//
//  Programmer:  Jeremy Meredith
//  Creation:    November  9, 2001
//
//  Modifications:
//
//    Hank Childs, Wed Nov 21 11:41:59 PST 2001
//    Tell the load balancer to reset the pipeline if we re-use the network.
//
hrchilds's avatar
hrchilds committed
1067 1068 1069
//    Hank Childs, Mon Jan  5 16:39:06 PST 2004
//    Make sure that the id requested hasn't already been cleared.
//
hrchilds's avatar
hrchilds committed
1070 1071 1072
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Changed workingNet->GetID to workingNet->GetNetID
//
hrchilds's avatar
hrchilds committed
1073 1074 1075 1076 1077 1078
// ****************************************************************************
void
NetworkManager::UseNetwork(int id)
{
    if (workingNet)
    {
hrchilds's avatar
hrchilds committed
1079 1080
        debug1 << "Internal error: UseNetwork called with an open network" 
               << endl;
hrchilds's avatar
hrchilds committed
1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092
        EXCEPTION0(ImproperUseException);
    }

    if (id >= networkCache.size())
    {
        debug1 << "Internal error: asked to reuse network ID (" << id
            << " >= num saved networks (" << networkCache.size() << ")"
            << endl;
        EXCEPTION0(ImproperUseException);
    }

    // re-access the given network
hrchilds's avatar
hrchilds committed
1093 1094 1095 1096 1097 1098 1099
    if (networkCache[id] == NULL)
    {
        debug1 << "Asked to use a network that was cleared out previously."
                << "  (presumably because a database was re-opened)." << endl;
        EXCEPTION0(ImproperUseException);
    }
 
hrchilds's avatar
hrchilds committed
1100 1101 1102 1103
    workingNet = networkCache[id];
    int pipelineIndex = workingNet->GetPipelineSpec()->GetPipelineIndex();
    loadBalancer->ResetPipeline(pipelineIndex);

hrchilds's avatar
hrchilds committed
1104
    if (id != workingNet->GetNetID())
hrchilds's avatar
hrchilds committed
1105 1106
    {
        debug1 << "Internal error: network at position[" << id <<
hrchilds's avatar
hrchilds committed
1107
            "] does not have same id (" << workingNet->GetNetID() << ")"
hrchilds's avatar
hrchilds committed
1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142
            << endl;
        EXCEPTION0(ImproperUseException);
    }
}

// ****************************************************************************
//  Method: NetworkManager::GetPlot
//
//  Purpose:
//      Gets the plot for the current working network 
//
//  Programmer: Mark C. Miller 
//  Creation:   November 19, 2002
//
// ****************************************************************************
avtPlot_p
NetworkManager::GetPlot(void)
{
    if (workingNet == NULL)
    {
        EXCEPTION0(ImproperUseException);
    }

    return workingNet->GetPlot();
}

// ****************************************************************************
//  Method: NetworkManager::GetCurrentNetworkId
//
//  Purpose:
//      Gets the network id of the current network.
//
//  Programmer: Hank Childs
//  Creation:   September 9, 2002
//
hrchilds's avatar
hrchilds committed
1143 1144 1145 1146 1147
//  Modifications:
//
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Changed workingNet->GetID to workingNet->GetNetID
//
hrchilds's avatar
hrchilds committed
1148 1149
// ****************************************************************************
int
hrchilds's avatar
hrchilds committed
1150
NetworkManager::GetCurrentNetworkId(void) const
hrchilds's avatar
hrchilds committed
1151 1152 1153 1154 1155 1156
{
    if (workingNet == NULL)
    {
        EXCEPTION0(ImproperUseException);
    }

hrchilds's avatar
hrchilds committed
1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178
    return workingNet->GetNetID();
}

// ****************************************************************************
//  Method: NetworkManager::GetCurrentWindowId
//
//  Purpose:
//      Gets the window id of the current network.
//
//  Programmer: Mark C. Miller
//  Creation:   January 4, 2005 
//
// ****************************************************************************
int
NetworkManager::GetCurrentWindowId(void) const
{
    if (workingNet == NULL)
    {
        EXCEPTION0(ImproperUseException);
    }

    return workingNet->GetWinID();
hrchilds's avatar
hrchilds committed
1179 1180
}

hrchilds's avatar
hrchilds committed
1181 1182 1183 1184 1185 1186 1187 1188 1189
// ****************************************************************************
//  Method: NetworkManager::GetTotalGlobalCellCounts
//
//  Purpose:
//      Gets the network id of the current network.
//
//  Programmer: Hank Childs
//  Creation:   September 9, 2002
//
hrchilds's avatar
hrchilds committed
1190 1191 1192 1193 1194
//  Modifications:
//
//    Hank Childs, Thu Dec  2 09:48:29 PST 2004
//    Look out for overflow.
//
hrchilds's avatar
hrchilds committed
1195 1196 1197
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Modified to compute counts for networks in only the specified window
//
hrchilds's avatar
hrchilds committed
1198 1199
// ****************************************************************************
int
hrchilds's avatar
hrchilds committed
1200
NetworkManager::GetTotalGlobalCellCounts(int winID) const
hrchilds's avatar
hrchilds committed
1201 1202
{
   int i, sum = 0;
hrchilds's avatar
hrchilds committed
1203

hrchilds's avatar
hrchilds committed
1204
    for (i = 0; i < networkCache.size(); i++)
hrchilds's avatar
hrchilds committed
1205
    {
hrchilds's avatar
hrchilds committed
1206 1207 1208 1209
        if (networkCache[i] == NULL ||
            networkCache[i]->GetWinID() != winID)
            continue;

hrchilds's avatar
hrchilds committed
1210
        // Make sure we don't have an overflow issue.
hrchilds's avatar
hrchilds committed
1211
        if (globalCellCounts[i] == INT_MAX)
hrchilds's avatar
hrchilds committed
1212 1213
            return INT_MAX;

hrchilds's avatar
hrchilds committed
1214 1215
        if (globalCellCounts[i] >= 0)
            sum += globalCellCounts[i];
hrchilds's avatar
hrchilds committed
1216 1217
    }
    return sum;
hrchilds's avatar
hrchilds committed
1218 1219
}

hrchilds's avatar
hrchilds committed
1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233
// ****************************************************************************
//  Method: NetworkManager::SetGlobalCellCount
//
//  Purpose:
//      Sets the global (over all processors) cell count for the given network 
//
//  Programmer: Mark C. Miller
//  Creation:   May 24, 2004 
//
// ****************************************************************************
void
NetworkManager::SetGlobalCellCount(int netId, int cellCount)
{
   globalCellCounts[netId] = cellCount;
hrchilds's avatar
hrchilds committed
1234
   debug5 << "Setting cell count for network " << netId << " to " << cellCount << endl;
hrchilds's avatar
hrchilds committed
1235 1236
}

hrchilds's avatar
hrchilds committed
1237 1238 1239 1240 1241 1242 1243 1244
// ****************************************************************************
//  Method: NetworkManager::GetScalableThreshold
//
//  Purpose: Get the effective scalable threshold
//
//  Programmer: Mark C. Miller 
//  Creation:   May 11, 2004
//
hrchilds's avatar
hrchilds committed
1245 1246 1247 1248 1249
//  Modifications:
//
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Modified to get information for specific window
//
hrchilds's avatar
hrchilds committed
1250 1251
// ****************************************************************************
int
hrchilds's avatar
hrchilds committed
1252
NetworkManager</