1 // Copyright (C) 2007-2024 CEA, EDF, OPEN CASCADE
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 #include "SVTK_ImageWriterMgr.h"
21 #include "SVTK_ImageWriter.h"
23 #include "utilities.h"
25 #include <vtkAlgorithm.h>
26 #include <vtkImageData.h>
32 //----------------------------------------------------------------------------
34 ::SVTK_ImageWriterMgr()
36 int aMax = std::numeric_limits<int>::max() / 2;
37 mySemaphore = new QSemaphore(aMax);
38 mySemaphore->acquire( aMax );
39 if(SALOME::VerbosityActivated())
40 cout << "SVTK_ImageWriterMgr::SVTK_ImageWriterMgr; available = " << mySemaphore->available() << endl;
44 //----------------------------------------------------------------------------
46 ::~SVTK_ImageWriterMgr()
53 //----------------------------------------------------------------------------
56 ::StartImageWriter(vtkAlgorithm *theAlgorithm,
57 vtkImageData *theImageData,
58 const std::string& theName,
59 const int theProgressive,
62 SVTK_ImageWriter *anImageWriter =
63 new SVTK_ImageWriter(mySemaphore,
69 myThreads.push_back(anImageWriter);
71 anImageWriter->start();
76 //----------------------------------------------------------------------------
81 if(SALOME::VerbosityActivated())
82 cout << "SVTK_ImageWriterMgr::Stop " <<
83 //"- total = "<<mySemaphore->total()<<
84 "; available = " << mySemaphore->available() << endl;
86 if(SALOME::VerbosityActivated())
87 cout << "SVTK_ImageWriterMgr::Stop - *mySemaphore += " << myThreads.size() << endl;
89 mySemaphore->acquire( (int)myThreads.size() ); //!< TODO: conversion from size_t to int
91 for(size_t anId = 0, anEnd = myThreads.size(); anId < anEnd; anId++){
92 SVTK_ImageWriter* anImageWriter = myThreads[anId];
93 anImageWriter->wait();