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

NetworkManager.C 138 KB
Newer Older
hrchilds's avatar
hrchilds committed
1 2 3 4
// ************************************************************************* //
//                              NetworkManager.C                             //
// ************************************************************************* //

hrchilds's avatar
hrchilds committed
5
#include <snprintf.h>
hrchilds's avatar
hrchilds committed
6
#include <AttributeSubject.h>
hrchilds's avatar
hrchilds committed
7 8
#include <NetworkManager.h>
#include <DataNetwork.h>
hrchilds's avatar
hrchilds committed
9
#include <ClonedDataNetwork.h>
hrchilds's avatar
hrchilds committed
10 11 12
#include <DebugStream.h>
#include <avtDatabaseFactory.h>
#include <LoadBalancer.h>
hrchilds's avatar
hrchilds committed
13
#include <ConstructDDFAttributes.h>
hrchilds's avatar
hrchilds committed
14 15
#include <DBOptionsAttributes.h>
#include <ExportDBAttributes.h>
hrchilds's avatar
hrchilds committed
16
#include <MaterialAttributes.h>
hrchilds's avatar
hrchilds committed
17
#include <MeshManagementAttributes.h>
hrchilds's avatar
hrchilds committed
18
#include <avtExpressionEvaluatorFilter.h>
hrchilds's avatar
hrchilds committed
19
#include <ImproperUseException.h>
hrchilds's avatar
hrchilds committed
20
#include <InvalidVariableException.h>
hrchilds's avatar
hrchilds committed
21 22 23 24 25
#include <DatabaseException.h>
#include <NoInputException.h>
#include <avtPluginFilter.h>
#include <OperatorPluginManager.h>
#include <OperatorPluginInfo.h>
hrchilds's avatar
hrchilds committed
26
#include <AnnotationObjectList.h>
hrchilds's avatar
hrchilds committed
27
#include <PickAttributes.h>
hrchilds's avatar
hrchilds committed
28 29
#include <VisualCueInfo.h>
#include <VisualCueList.h>
hrchilds's avatar
hrchilds committed
30
#include <avtApplyDDFExpression.h>
hrchilds's avatar
hrchilds committed
31
#include <avtCallback.h>
hrchilds's avatar
hrchilds committed
32
#include <avtColorTables.h>
hrchilds's avatar
hrchilds committed
33
#include <avtExtents.h>
hrchilds's avatar
hrchilds committed
34
#include <avtNullData.h>
hrchilds's avatar
hrchilds committed
35
#include <avtDatabaseMetaData.h>
hrchilds's avatar
hrchilds committed
36
#include <avtDataObjectQuery.h>
hrchilds's avatar
hrchilds committed
37
#include <avtMultipleInputQuery.h>
hrchilds's avatar
hrchilds committed
38
#include <avtAreaBetweenCurvesQuery.h>
hrchilds's avatar
hrchilds committed
39
#include <avtFileWriter.h>
hrchilds's avatar
hrchilds committed
40
#include <avtDatabaseWriter.h>
hrchilds's avatar
hrchilds committed
41
#include <avtL2NormBetweenCurvesQuery.h>
hrchilds's avatar
hrchilds committed
42
#include <avtLocateQuery.h>
hrchilds's avatar
hrchilds committed
43
#include <avtLocateCellQuery.h>
hrchilds's avatar
hrchilds committed
44 45 46 47
#include <avtLocateNodeQuery.h>
#include <avtActualCoordsQuery.h>
#include <avtActualNodeCoordsQuery.h>
#include <avtActualZoneCoordsQuery.h>
hrchilds's avatar
hrchilds committed
48
#include <avtPickQuery.h>
hrchilds's avatar
hrchilds committed
49
#include <avtNodePickQuery.h>
hrchilds's avatar
hrchilds committed
50
#include <avtParallel.h>
hrchilds's avatar
hrchilds committed
51 52 53
#include <avtPickByNodeQuery.h>
#include <avtPickByZoneQuery.h>
#include <avtZonePickQuery.h>
hrchilds's avatar
hrchilds committed
54
#include <avtCurvePickQuery.h>
hrchilds's avatar
hrchilds committed
55
#include <avtSoftwareShader.h>
hrchilds's avatar
hrchilds committed
56 57
#include <avtDDF.h>
#include <avtDDFConstructor.h>
hrchilds's avatar
hrchilds committed
58 59 60
#include <avtSourceFromAVTImage.h>
#include <avtSourceFromImage.h>
#include <avtSourceFromNullData.h>
hrchilds's avatar
hrchilds committed
61
#include <avtTiledImageCompositor.h>
hrchilds's avatar
hrchilds committed
62 63
#include <avtWholeImageCompositerWithZ.h>
#include <avtWholeImageCompositerNoZ.h>
hrchilds's avatar
hrchilds committed
64
#include <avtPlot.h>
hrchilds's avatar
hrchilds committed
65 66
#include <avtQueryOverTimeFilter.h>
#include <avtQueryFactory.h>
hrchilds's avatar
hrchilds committed
67
#include <CompactSILRestrictionAttributes.h>
hrchilds's avatar
hrchilds committed
68
#include <VisWindow.h>
hrchilds's avatar
hrchilds committed
69
#include <ParsingExprList.h>
hrchilds's avatar
hrchilds committed
70
#include <avtExprNode.h>
hrchilds's avatar
hrchilds committed
71 72
#include <DatabasePluginManager.h>
#include <DatabasePluginInfo.h>
hrchilds's avatar
hrchilds committed
73 74
#include <PlotPluginManager.h>
#include <PlotPluginInfo.h>
hrchilds's avatar
hrchilds committed
75 76
#ifdef PARALLEL
#include <mpi.h>
hrchilds's avatar
hrchilds committed
77
#include <parallel.h>
hrchilds's avatar
hrchilds committed
78
#endif
hrchilds's avatar
hrchilds committed
79
#include <visit-config.h>
hrchilds's avatar
hrchilds committed
80
#include <TimingsManager.h>
hrchilds's avatar
hrchilds committed
81

hrchilds's avatar
hrchilds committed
82
#include <set>
hrchilds's avatar
hrchilds committed
83
#include <map>
hrchilds's avatar
hrchilds committed
84 85
using std::set;

hrchilds's avatar
hrchilds committed
86 87 88
//
// Static functions.
//
hrchilds's avatar
hrchilds committed
89
static double RenderBalance(int numTrianglesIHave);
hrchilds's avatar
hrchilds committed
90 91
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
92 93
static ref_ptr<avtDatabase> GetDatabase(void *, const std::string &,
                                        int, const char *);
hrchilds's avatar
hrchilds committed
94
static avtDDF *GetDDFCallbackBridge(void *arg, const char *name);
hrchilds's avatar
hrchilds committed
95

hrchilds's avatar
hrchilds committed
96 97 98 99 100 101 102 103 104 105
//
// Static data members of the NetworkManager class.
//
InitializeProgressCallback NetworkManager::initializeProgressCallback = NULL;
void                      *NetworkManager::initializeProgressCallbackArgs=NULL;
ProgressCallback           NetworkManager::progressCallback = NULL;
void                      *NetworkManager::progressCallbackArgs = NULL;



hrchilds's avatar
hrchilds committed
106 107 108 109 110 111 112 113 114 115 116
// ****************************************************************************
//  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
117 118 119
//    Hank Childs, Mon Jan  5 16:04:57 PST 2004
//    Initialize uniqueNetworkId.
//
hrchilds's avatar
hrchilds committed
120 121 122
//    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
123 124 125
//    Mark C. Miller, Thu Apr 29 16:15:25 PDT 2004
//    Added missing initialization of dumpRenders
//
hrchilds's avatar
hrchilds committed
126 127 128
//    Mark C. Miller, Tue May 25 20:44:10 PDT 2004
//    Removed unnecessary scope. Set annotationAttributes data member
//
hrchilds's avatar
hrchilds committed
129 130 131
//    Kathleen Bonnell, Wed Jun  2 09:48:29 PDT 2004 
//    Initialize requireOriginalNodes. 
//
hrchilds's avatar
hrchilds committed
132 133 134 135
//    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
136 137 138
//    Mark C. Miller, Wed Jan  5 10:14:21 PST 2005
//    Added call to NewVisWindow
//
hrchilds's avatar
hrchilds committed
139 140 141
//    Hank Childs, Mon Feb 28 16:56:20 PST 2005
//    Initialize inQueryMode.
//
hrchilds's avatar
hrchilds committed
142 143 144
//    Hank Childs, Fri Aug 26 15:44:48 PDT 2005
//    Register a callback to get databases.
//
hrchilds's avatar
hrchilds committed
145 146 147
//    Hank Childs, Sat Feb 18 11:31:23 PST 2006
//    Added a call back for the apply ddf expression.
//
hrchilds's avatar
hrchilds committed
148 149 150 151 152 153
// ****************************************************************************
NetworkManager::NetworkManager(void) : virtualDatabases()
{
    workingNet = NULL;
    loadBalancer = NULL;
    requireOriginalCells = false;
hrchilds's avatar
hrchilds committed
154
    requireOriginalNodes = false;
hrchilds's avatar
hrchilds committed
155
    inQueryMode = false;
hrchilds's avatar
hrchilds committed
156
    uniqueNetworkId = 0;
hrchilds's avatar
hrchilds committed
157
    dumpRenders = false;
hrchilds's avatar
hrchilds committed
158

hrchilds's avatar
hrchilds committed
159
    // stuff to support scalable rendering. We always have window 0
hrchilds's avatar
hrchilds committed
160
    NewVisWindow(0);
hrchilds's avatar
hrchilds committed
161 162

    avtCallback::RegisterGetDatabaseCallback(GetDatabase, this);
hrchilds's avatar
hrchilds committed
163 164 165
    avtApplyDDFExpression::RegisterGetDDFCallback(GetDDFCallbackBridge, this);
    avtExpressionEvaluatorFilter::RegisterGetDDFCallback(
                                                  GetDDFCallbackBridge, this);
hrchilds's avatar
hrchilds committed
166 167 168 169 170 171 172 173 174
}

// ****************************************************************************
//  Method: NetworkManager destructor
//
//  Programmer: Jeremy Meredith
//  Creation:   September 29, 2000
//
//  Modifications:
hrchilds's avatar
hrchilds committed
175 176 177 178 179 180
//    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
181
//
hrchilds's avatar
hrchilds committed
182 183 184
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Added code to delete VisWindow objects
//
hrchilds's avatar
hrchilds committed
185 186 187
//    Hank Childs, Mon Feb 13 23:14:23 PST 2006
//    Delete the DDFs.
//
hrchilds's avatar
hrchilds committed
188 189 190 191
// ****************************************************************************
NetworkManager::~NetworkManager(void)
{
    for (int i = 0; i < networkCache.size(); i++)
hrchilds's avatar
hrchilds committed
192 193
        if (networkCache[i] != NULL)
            delete networkCache[i];
hrchilds's avatar
hrchilds committed
194 195 196 197

    std::map<int, EngineVisWinInfo>::iterator it;
    for (it = viswinMap.begin(); it != viswinMap.end(); it++)
        delete it->second.viswin;
hrchilds's avatar
hrchilds committed
198 199 200

    for (int d = 0 ; d < ddf.size() ; d++)
        delete ddf[d];
hrchilds's avatar
hrchilds committed
201 202 203 204 205 206 207 208 209 210 211 212
}

// ****************************************************************************
//  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
213 214 215 216 217
//    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
218
//
hrchilds's avatar
hrchilds committed
219 220 221
//    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
222
//
hrchilds's avatar
hrchilds committed
223 224 225
//    Brad Whitlock, Thu Feb 26 11:58:58 PDT 2004
//    I replaced the commented out cerr with debug3.
//
hrchilds's avatar
hrchilds committed
226 227 228 229 230
//    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
231 232 233 234
//    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
235 236 237 238
//    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
239 240 241
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Added code to delete VisWindow objects
//
hrchilds's avatar
hrchilds committed
242 243 244
//    Hank Childs, Thu Mar  2 10:06:33 PST 2006
//    Added support for image based plots.
//
hrchilds's avatar
hrchilds committed
245 246 247 248
// ****************************************************************************
void
NetworkManager::ClearAllNetworks(void)
{
hrchilds's avatar
hrchilds committed
249
    debug3 << "NetworkManager::ClearAllNetworks(void)" << endl;
hrchilds's avatar
hrchilds committed
250 251
    int i;

hrchilds's avatar
hrchilds committed
252 253 254 255 256 257 258
    for (i = 0; i < networkCache.size(); i++)
    {
        if (networkCache[i] != NULL)
            delete networkCache[i];
        networkCache[i] = NULL;
    }

hrchilds's avatar
hrchilds committed
259 260 261 262 263 264 265
    for (i = 0; i < databaseCache.size(); i++)
    {
        if (databaseCache[i] != NULL)
            delete databaseCache[i];
        databaseCache[i] = NULL;
    }

hrchilds's avatar
hrchilds committed
266 267
    for (i = 0 ; i < globalCellCounts.size() ; i++)
    {
hrchilds's avatar
hrchilds committed
268
        globalCellCounts[i] = -1;
hrchilds's avatar
hrchilds committed
269
    }
hrchilds's avatar
hrchilds committed
270 271 272 273 274 275

    std::map<int, EngineVisWinInfo>::iterator it;
    for (it = viswinMap.begin(); it != viswinMap.end(); it++)
    {
        it->second.viswin->ClearPlots();
        it->second.plotsCurrentlyInWindow.clear();
hrchilds's avatar
hrchilds committed
276
        it->second.imageBasedPlots.clear();
hrchilds's avatar
hrchilds committed
277 278 279 280
        delete it->second.viswin;
    }
    viswinMap.clear();
    NewVisWindow(0);
hrchilds's avatar
hrchilds committed
281 282 283 284 285 286 287 288 289 290 291 292 293 294
}

// ****************************************************************************
//  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
295 296 297 298
//  Modifications:
//    Brad Whitlock, Thu Feb 26 11:58:58 PDT 2004
//    I replaced the commented out cerr with debug3.
//
hrchilds's avatar
hrchilds committed
299 300 301
//    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
302 303 304 305
//
//    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
306 307 308
//
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Modified for viswinMap object
hrchilds's avatar
hrchilds committed
309 310 311 312
// ****************************************************************************
void
NetworkManager::ClearNetworksWithDatabase(const std::string &db)
{
hrchilds's avatar
hrchilds committed
313
    debug3 << "NetworkManager::ClearNetworksWithDatabase()" << endl;
hrchilds's avatar
hrchilds committed
314
    int i;
hrchilds's avatar
hrchilds committed
315

hrchilds's avatar
hrchilds committed
316 317 318 319
    // 
    // 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
320
    for (i = 0; i < networkCache.size(); i++)
hrchilds's avatar
hrchilds committed
321 322 323 324 325 326 327 328
    {
        if (networkCache[i] != NULL)
        {
            NetnodeDB *ndb = networkCache[i]->GetNetDB();
            if (ndb != NULL)
            {
                if (ndb->GetFilename() == db)
                {
hrchilds's avatar
hrchilds committed
329
                    DoneWithNetwork(i);
hrchilds's avatar
hrchilds committed
330 331 332 333
                }
            }
        }
    }
hrchilds's avatar
hrchilds committed
334

hrchilds's avatar
hrchilds committed
335 336 337 338 339 340 341 342 343 344 345
    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
346 347 348
}

// ****************************************************************************
hrchilds's avatar
hrchilds committed
349
//  Method: NetworkManager::GetDBFromCache
hrchilds's avatar
hrchilds committed
350 351
//
//  Purpose:
hrchilds's avatar
hrchilds committed
352 353 354 355 356 357 358 359 360 361 362 363 364
//      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
365 366 367 368
//    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
369 370 371
//    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
372 373 374
//    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
375 376 377
//    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
378 379 380
//    Hank Childs, Mon Mar  1 08:48:26 PST 2004
//    Send the time to the database factory as well.
//
hrchilds's avatar
hrchilds committed
381 382 383
//    Hank Childs, Mon Mar 22 11:10:43 PST 2004
//    Allow for the DB type to be explicitly specified.
//
hrchilds's avatar
hrchilds committed
384 385 386 387 388
//    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
389
//
hrchilds's avatar
hrchilds committed
390 391 392
//    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
393 394 395 396 397 398 399
//    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
400 401
//    Mark C. Miller, Wed Nov 16 10:46:36 PST 2005
//    Changed interface to lb->AddDatabase 
hrchilds's avatar
hrchilds committed
402
// ****************************************************************************
hrchilds's avatar
hrchilds committed
403

hrchilds's avatar
hrchilds committed
404
NetnodeDB *
hrchilds's avatar
hrchilds committed
405 406
NetworkManager::GetDBFromCache(const string &filename, int time,
                               const char *format)
hrchilds's avatar
hrchilds committed
407 408 409 410
{
    // If we don't have a load balancer, we're dead.
    if (loadBalancer == NULL)
    {
hrchilds's avatar
hrchilds committed
411 412
        debug1 << "Internal error: A load balancer was never registered." 
               << endl;
hrchilds's avatar
hrchilds committed
413 414 415
        EXCEPTION0(ImproperUseException);
    }

hrchilds's avatar
hrchilds committed
416 417
    // Find a matching database 
    NetnodeDB* cachedDB = NULL;
hrchilds's avatar
hrchilds committed
418 419
    for (int i = 0; i < databaseCache.size(); i++)
    {
hrchilds's avatar
hrchilds committed
420 421
        if (databaseCache[i] == NULL)
            continue;
hrchilds's avatar
hrchilds committed
422
        if (databaseCache[i]->GetFilename() == filename)
hrchilds's avatar
hrchilds committed
423
        {
hrchilds's avatar
hrchilds committed
424 425
            cachedDB = databaseCache[i];
            break;
hrchilds's avatar
hrchilds committed
426
        }
hrchilds's avatar
hrchilds committed
427 428 429 430 431 432 433 434 435
    }

    // 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
436
        {
hrchilds's avatar
hrchilds committed
437 438
            cachedDB->GetDB()->GetMetaData(time);
            cachedDB->GetDB()->GetSIL(time);
hrchilds's avatar
hrchilds committed
439
        }
hrchilds's avatar
hrchilds committed
440 441

        return cachedDB;
hrchilds's avatar
hrchilds committed
442 443 444 445 446 447 448 449 450
    }

    // 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
451 452
        if (filename.length() >= 6 &&
            filename.substr(filename.length() - 6) == ".visit")
hrchilds's avatar
hrchilds committed
453
            db = avtDatabaseFactory::VisitFile(filename_c, time, format);
hrchilds's avatar
hrchilds committed
454
        else
hrchilds's avatar
hrchilds committed
455
            db = avtDatabaseFactory::FileList(&filename_c, 1, time, format);
hrchilds's avatar
hrchilds committed
456
        db->SetFullDBName(filename);
hrchilds's avatar
hrchilds committed
457 458

        // If we want to open the file at a later timestep, get the
hrchilds's avatar
hrchilds committed
459 460 461 462
        // SIL so that it contains the right data.
        if ((time > 0) ||
            (!db->MetaDataIsInvariant()) ||
            (!db->SILIsInvariant()))
hrchilds's avatar
hrchilds committed
463 464 465
        {
            debug2 << "NetworkManager::AddDB: We were instructed to open "
                   << filename.c_str() << " at timestate=" << time
hrchilds's avatar
hrchilds committed
466
                   << " so we're reading the SIL early."
hrchilds's avatar
hrchilds committed
467 468 469 470 471 472 473 474 475
                   << endl;
            db->GetMetaData(time);
            db->GetSIL(time);
        }

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

        netDB->SetDBInfo(filename, "", time);
hrchilds's avatar
hrchilds committed
476
        loadBalancer->AddDatabase(filename, db, time);
hrchilds's avatar
hrchilds committed
477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512
      
        // 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
513 514 515 516 517 518 519 520 521 522 523 524 525 526 527
    }
    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
528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573
//
//  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
574 575 576 577 578 579
//    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
580
//
hrchilds's avatar
hrchilds committed
581 582 583
//    Jeremy Meredith, Wed Jul 30 10:45:45 PDT 2003
//    Added the check for requiring full connectivity.
//
hrchilds's avatar
hrchilds committed
584 585 586
//    Jeremy Meredith, Fri Sep  5 15:23:13 PDT 2003
//    Added a flag for the new MIR algorithm.
//
hrchilds's avatar
hrchilds committed
587 588 589
//    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
590 591 592
//    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
593 594 595 596
//    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
597 598 599
//    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
600 601 602
//    Mark C. Miller, Thu Aug 19 10:28:45 PDT 2004
//    Removed #ifdef 0 code block
//
hrchilds's avatar
hrchilds committed
603 604 605 606 607 608
//    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
609 610 611 612
//    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
613 614 615
//    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
616 617 618
//    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
619 620 621
//    Jeremy Meredith, Thu Aug 18 17:54:51 PDT 2005
//    Added a new isovolume algorithm, with adjustable VF cutoff.
//
hrchilds's avatar
hrchilds committed
622 623
//    Mark C. Miller, Wed Nov 16 10:46:36 PST 2005
//    Added mesh management attributes 
hrchilds's avatar
hrchilds committed
624
// ****************************************************************************
hrchilds's avatar
hrchilds committed
625

hrchilds's avatar
hrchilds committed
626
void
hrchilds's avatar
hrchilds committed
627 628
NetworkManager::StartNetwork(const string &format,
                             const string &filename,
hrchilds's avatar
hrchilds committed
629
                             const string &var,
hrchilds's avatar
hrchilds committed
630 631
                             int time,
                             const CompactSILRestrictionAttributes &atts,
hrchilds's avatar
hrchilds committed
632 633
                             const MaterialAttributes &matopts,
                             const MeshManagementAttributes &meshopts)
hrchilds's avatar
hrchilds committed
634
{
hrchilds's avatar
hrchilds committed
635 636
    // If the variable is an expression, we need to find a "real" variable
    // name to work with.
hrchilds's avatar
hrchilds committed
637
    string leaf = ParsingExprList::GetRealVariable(var);
hrchilds's avatar
hrchilds committed
638

hrchilds's avatar
hrchilds committed
639 640 641 642 643
    // 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
644 645
    // Start up the DataNetwork and add the database to it.
    workingNet = new DataNetwork;
hrchilds's avatar
hrchilds committed
646
    NetnodeDB *netDB = GetDBFromCache(filename, time, defaultFormat);
hrchilds's avatar
hrchilds committed
647 648
    workingNet->SetNetDB(netDB);
    netDB->SetDBInfo(filename, leaf, time);
hrchilds's avatar
hrchilds committed
649

hrchilds's avatar
hrchilds committed
650 651 652 653 654
    // 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
655

hrchilds's avatar
hrchilds committed
656 657
    // Push the ExpressionEvaluator onto the working list.
    workingNetnodeList.push_back(filt);
hrchilds's avatar
hrchilds committed
658

hrchilds's avatar
hrchilds committed
659
    workingNet->AddNode(filt);
hrchilds's avatar
hrchilds committed
660
    // Push the variable name onto the name stack.
hrchilds's avatar
hrchilds committed
661 662 663 664 665
    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
666
    avtSILRestriction_p silr =
hrchilds's avatar
hrchilds committed
667
        new avtSILRestriction(workingNet->GetNetDB()->GetDB()->GetSIL(time), atts);
hrchilds's avatar
hrchilds committed
668 669 670 671 672 673 674
    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
675
    dspec->SetMIRAlgorithm(matopts.GetAlgorithm());
hrchilds's avatar
hrchilds committed
676 677
    dspec->SetSimplifyHeavilyMixedZones(matopts.GetSimplifyHeavilyMixedZones());
    dspec->SetMaxMaterialsPerZone(matopts.GetMaxMaterialsPerZone());
hrchilds's avatar
hrchilds committed
678
    dspec->SetIsovolumeMIRVF(matopts.GetIsoVolumeFraction());
hrchilds's avatar
hrchilds committed
679 680 681 682
    dspec->SetDiscTol(meshopts.GetDiscretizationTolerance()[0]);
    dspec->SetDiscMode(meshopts.GetDiscretizationMode());
    dspec->SetDiscBoundaryOnly(meshopts.GetDiscretizeBoundaryOnly());
    dspec->SetPassNativeCSG(meshopts.GetPassNativeCSG());
hrchilds's avatar
hrchilds committed
683
    workingNet->SetDataSpec(dspec);
hrchilds's avatar
hrchilds committed
684
    workingNet->SetTime(dspec->GetTimestep());
hrchilds's avatar
hrchilds committed
685 686 687 688 689 690 691 692 693 694 695 696 697 698 699

    // 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
700
//    format   : The file format type of the DB.
hrchilds's avatar
hrchilds committed
701 702 703 704 705 706 707 708 709 710
//   
// 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
711 712 713
//   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
714 715 716
//   Hank Childs, Mon Mar  1 08:48:26 PST 2004
//   Send the time to the database factory as well.
//
hrchilds's avatar
hrchilds committed
717 718
//   Hank Childs, Mon Mar 22 11:10:43 PST 2004
//   Send the file format type to the database factory.
hrchilds's avatar
hrchilds committed
719 720 721 722
//
//   Mark C. Miller, Tue Sep 28 19:57:42 PDT 2004
//   Added code to pass avtDatabaseMetaData to LoadBalancer->AddDatabase
//
hrchilds's avatar
hrchilds committed
723 724 725 726
//   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
727 728 729
//   Hank Childs, Sun Feb 27 12:30:17 PST 2005
//   Added avtDatabase argument to AddDatabase.
//
hrchilds's avatar
hrchilds committed
730 731 732
//   Hank Childs, Fri Oct  7 09:30:57 PDT 2005
//   Tell the database what its full name is.
//
hrchilds's avatar
hrchilds committed
733 734
//    Mark C. Miller, Wed Nov 16 10:46:36 PST 2005
//    Changed interface to lb->AddDatabase 
hrchilds's avatar
hrchilds committed
735
// ****************************************************************************
hrchilds's avatar
hrchilds committed
736

hrchilds's avatar
hrchilds committed
737 738
void
NetworkManager::DefineDB(const string &dbName, const string &dbPath,
hrchilds's avatar
hrchilds committed
739
    const stringVector &files, int time, const string &format)
hrchilds's avatar
hrchilds committed
740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780
{
    //
    // 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
781 782 783
            {
                if (databaseCache[i] == NULL)
                    continue;
hrchilds's avatar
hrchilds committed
784
                found = (databaseCache[i]->GetFilename() == dbName);
hrchilds's avatar
hrchilds committed
785
            }
hrchilds's avatar
hrchilds committed
786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805

            // 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
806 807
        if (databaseCache[i] == NULL)
            continue;
hrchilds's avatar
hrchilds committed
808 809 810 811 812 813 814 815 816 817 818 819
        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
820 821 822 823 824
        // 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
825 826 827 828 829 830 831 832
        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
833
            db = avtDatabaseFactory::FileList(names, filesWithPath.size(),
hrchilds's avatar
hrchilds committed
834
                                              time, defaultFormat);
hrchilds's avatar
hrchilds committed
835 836 837 838 839 840 841 842 843
            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
844
            db = avtDatabaseFactory::VisitFile(dbName_c, time, defaultFormat);
hrchilds's avatar
hrchilds committed
845
        else
hrchilds's avatar
hrchilds committed
846
            db = avtDatabaseFactory::FileList(&dbName_c, 1, time,
hrchilds's avatar
hrchilds committed
847
                                              defaultFormat);
hrchilds's avatar
hrchilds committed
848
        db->SetFullDBName(dbName);
hrchilds's avatar
hrchilds committed
849 850 851

        // 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
852 853 854
        if ((time > 0) ||
            (!db->MetaDataIsInvariant()) || 
            (!db->SILIsInvariant()))
hrchilds's avatar
hrchilds committed
855 856 857 858 859 860 861 862 863 864 865 866
        {
            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
867
        netDB->SetDBInfo(dbName, "", time);
hrchilds's avatar
hrchilds committed
868 869 870
        databaseCache.push_back(netDB);

        // Add the database to the load balancer.
hrchilds's avatar
hrchilds committed
871
        loadBalancer->AddDatabase(dbName, db, time);
hrchilds's avatar
hrchilds committed
872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937
    }
    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
938
        // Pull a node off the working list and push it onto the filter
hrchilds's avatar
hrchilds committed
939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975
        // 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
976 977 978
//    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
979 980
// ****************************************************************************
void
hrchilds's avatar
hrchilds committed
981 982
NetworkManager::MakePlot(const string &id, const AttributeGroup *atts,
                         const vector<double> &dataExtents)
hrchilds's avatar
hrchilds committed
983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998
{
    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
999
        debug1 << "Network building still in progress.  Filter required to "
hrchilds's avatar
hrchilds committed
1000
               << "absorb " << workingNetnodeList.size() << " nodes."  << endl;
hrchilds's avatar
hrchilds committed
1001 1002 1003 1004 1005
        EXCEPTION0(ImproperUseException);
    }

    avtPlot *p = PlotPluginManager::Instance()->
                                GetEnginePluginInfo(id)->AllocAvtPlot();
hrchilds's avatar
hrchilds committed
1006 1007

    p->SetDataExtents(dataExtents);
hrchilds's avatar
hrchilds committed
1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022
    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
1023 1024 1025 1026 1027
//  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
1028 1029 1030
//    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
1031 1032
// ****************************************************************************
int
hrchilds's avatar
hrchilds committed
1033
NetworkManager::EndNetwork(int windowID)
hrchilds's avatar
hrchilds committed
1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045
{
    // 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
1046
        loadBalancer->AddPipeline(workingNet->GetNetDB()->GetFilename());
hrchilds's avatar
hrchilds committed
1047 1048 1049 1050 1051 1052 1053 1054
    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
1055 1056
    workingNet->SetNetID(uniqueNetworkId++);
    workingNet->SetWinID(windowID);
hrchilds's avatar
hrchilds committed
1057
    networkCache.push_back(workingNet);
hrchilds's avatar
hrchilds committed
1058
    globalCellCounts.push_back(-1);
hrchilds's avatar
hrchilds committed
1059

hrchilds's avatar
hrchilds committed
1060 1061 1062 1063 1064
    //
    // 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
1065
        NewVisWindow(windowID);
hrchilds's avatar
hrchilds committed
1066 1067

    return workingNet->GetNetID();
hrchilds's avatar
hrchilds committed
1068 1069
}

hrchilds's avatar
hrchilds committed
1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086
// ****************************************************************************
//  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
1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104
// ****************************************************************************
//  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
1105 1106 1107
//    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
1108 1109 1110
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Changed workingNet->GetID to workingNet->GetNetID
//
hrchilds's avatar
hrchilds committed
1111 1112 1113 1114 1115 1116
// ****************************************************************************
void
NetworkManager::UseNetwork(int id)
{
    if (workingNet)
    {
hrchilds's avatar
hrchilds committed
1117 1118
        debug1 << "Internal error: UseNetwork called with an open network" 
               << endl;
hrchilds's avatar
hrchilds committed
1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130
        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
1131 1132 1133 1134 1135 1136 1137
    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
1138 1139 1140 1141
    workingNet = networkCache[id];
    int pipelineIndex = workingNet->GetPipelineSpec()->GetPipelineIndex();
    loadBalancer->ResetPipeline(pipelineIndex);

hrchilds's avatar
hrchilds committed
1142
    if (id != workingNet->GetNetID())
hrchilds's avatar
hrchilds committed
1143 1144
    {
        debug1 << "Internal error: network at position[" << id <<
hrchilds's avatar
hrchilds committed
1145
            "] does not have same id (" << workingNet->GetNetID() << ")"
hrchilds's avatar
hrchilds committed
1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180
            << 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
1181 1182 1183 1184 1185
//  Modifications:
//
//    Mark C. Miller, Tue Jan  4 10:23:19 PST 2005
//    Changed workingNet->GetID to workingNet->GetNetID
//
hrchilds's avatar
hrchilds committed
1186 1187
// ****************************************************************************
int
hrchilds's avatar
hrchilds committed
1188
NetworkManager::GetCurrentNetworkId(void) const
hrchilds's avatar
hrchilds committed
1189 1190 1191 1192 1193 1194
{
    if (workingNet == NULL)
    {
        EXCEPTION0(ImproperUseException);
    }

hrchilds's avatar
hrchilds committed
1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216
    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
1217 1218
}

hrchilds's avatar
hrchilds committed
1219 1220 1221 1222 1223 1224 1225 1226 1227
// ****************************************************************************
//  Method: NetworkManager::GetTotalGlobalCellCounts
//
//  Purpose:
//      Gets the network id of the current network.
//
//  Programmer: Hank Childs
//  Creation:   September 9, 2002
//
hrchilds's avatar
hrchilds committed
1228 1229 1230 1231 1232
//  Modifications:
//
//    Hank Childs, Thu Dec  2 09:48:29 PST 2004
//    Look out for overflow.
//
hrchilds's avatar
hrchilds committed
1233 1234 1235
//    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
1236 1237
// ****************************************************************************
int
hrchilds's avatar
hrchilds committed
1238
NetworkManager::GetTotalGlobalCellCounts(int winID) const
hrchilds's avatar
hrchilds committed
1239 1240
{
   int i, sum = 0;
hrchilds's avatar
hrchilds committed
1241

hrchilds's avatar
hrchilds committed
1242
    for (i = 0; i < networkCache.size(); i++)
hrchilds's avatar
hrchilds committed
1243
    {
hrchilds's avatar
hrchilds committed
1244