1 /*****************************************************************************
4 ** Name: threadrecon.cpp
5 ** Purpose: Threaded reconstruction class
6 ** Programmer: Kevin Rosenberg
7 ** Date Started: February 2001
9 ** This is part of the CTSim program
10 ** Copyright (C) 1983-2001 Kevin Rosenberg
12 ** $Id: threadrecon.cpp,v 1.24 2001/03/11 15:27:30 kevin Exp $
14 ** This program is free software; you can redistribute it and/or modify
15 ** it under the terms of the GNU General Public License (version 2) as
16 ** published by the Free Software Foundation.
18 ** This program is distributed in the hope that it will be useful,
19 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
20 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 ** GNU General Public License for more details.
23 ** You should have received a copy of the GNU General Public License
24 ** along with this program; if not, write to the Free Software
25 ** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 ******************************************************************************/
29 #include "wx/wxprec.h"
39 #include "threadrecon.h"
40 #include "backgroundmgr.h"
41 #include "backgroundsupr.h"
48 /////////////////////////////////////////////////////////////////////
50 // Class ReconstructorSupervisorThread -- Thread for Background Supervisor
52 /////////////////////////////////////////////////////////////////////
54 ReconstructorSupervisorThread::ReconstructorSupervisorThread (ProjectionFileView* pProjView, int iNX, int iNY,
55 const char* pszFilterName, double dFilterParam, const char* pszFilterMethod, int iZeropad,
56 const char* pszFilterGenerationName, const char* pszInterpName, int iInterpParam,
57 const char* pszBackprojectName, const char* const pszLabel, ReconstructionROI* pROI)
58 : SupervisorThread(), m_pProjView(pProjView), m_iNX(iNX), m_iNY(iNY), m_strFilterName(pszFilterName), m_dFilterParam(dFilterParam),
59 m_strFilterMethod(pszFilterMethod), m_iZeropad(iZeropad), m_strFilterGenerationName(pszFilterGenerationName),
60 m_strInterpName(pszInterpName), m_iInterpParam(iInterpParam), m_strBackprojectName(pszBackprojectName),
61 m_strLabel(pszLabel), m_reconROI(*pROI)
66 ReconstructorSupervisorThread::Entry()
68 ReconstructorSupervisor reconSupervisor (this, m_pProjView, m_iNX, m_iNY,
69 m_strFilterName.c_str(), m_dFilterParam, m_strFilterMethod.c_str(), m_iZeropad, m_strFilterGenerationName.c_str(),
70 m_strInterpName.c_str(), m_iInterpParam, m_strBackprojectName.c_str(), m_strLabel.c_str(), &m_reconROI);
72 reconSupervisor.start();
73 while (! reconSupervisor.workersDone() && ! reconSupervisor.fail() && ! reconSupervisor.cancelled()) {
76 if (reconSupervisor.fail())
78 wxString msg ("Error starting reconstructor supervisor: ");
79 msg += reconSupervisor.getFailMessage().c_str();
81 wxCommandEvent eventLog (wxEVT_COMMAND_MENU_SELECTED, MAINMENU_LOG_EVENT );
82 eventLog.SetString( msg );
83 wxPostEvent( theApp->getMainFrame(), eventLog ); // send log event
85 if (! reconSupervisor.cancelled())
86 reconSupervisor.onDone();
87 reconSupervisor.deleteWorkers();
89 return static_cast<wxThread::ExitCode>(0);
93 ReconstructorSupervisorThread::OnExit()
98 /////////////////////////////////////////////////////////////////////
100 // Class ReconstructorSupervisor -- A Background Supervisor
102 /////////////////////////////////////////////////////////////////////
104 ReconstructorSupervisor::ReconstructorSupervisor (SupervisorThread* pThread, ProjectionFileView* pProjView,
105 int iImageNX, int iImageNY, const char* pszFilterName, double dFilterParam, const char* pszFilterMethod,
106 int iZeropad, const char* pszFilterGenerationName, const char* pszInterpName, int iInterpParam,
107 const char* pszBackprojectName, const char* const pszLabel, ReconstructionROI* pROI)
108 : BackgroundSupervisor (pThread, pProjView->GetFrame(), pProjView->GetDocument(), "Reconstructing", pProjView->GetDocument()->getProjections().nView()),
109 m_pProjView(pProjView), m_pProjDoc(pProjView->GetDocument()),
110 m_iImageNX(iImageNX), m_iImageNY(iImageNY),
111 m_pszFilterName(pszFilterName), m_dFilterParam(dFilterParam), m_pszFilterMethod(pszFilterMethod),
112 m_iZeropad(iZeropad), m_pszFilterGenerationName(pszFilterGenerationName), m_pszInterpName(pszInterpName),
113 m_iInterpParam(iInterpParam), m_pszBackprojectName(pszBackprojectName), m_pszLabel(pszLabel),
116 m_vecpChildImageFile.reserve (getNumWorkers());
117 for (int iThread = 0; iThread < getNumWorkers(); iThread++) {
118 m_vecpChildImageFile[iThread] = new ImageFile (m_iImageNX, m_iImageNY);
123 ReconstructorSupervisor::~ReconstructorSupervisor()
125 for (int i = 0; i < getNumWorkers(); i++) {
126 delete m_vecpChildImageFile[i];
127 m_vecpChildImageFile[i] = NULL;
131 BackgroundWorkerThread*
132 ReconstructorSupervisor::createWorker (int iThread, int iStartUnit, int iNumUnits)
134 ReconstructorWorker* pThread = new ReconstructorWorker (this, iThread, iStartUnit, iNumUnits);
135 pThread->SetParameters (m_pProjView, m_vecpChildImageFile[iThread], m_pszFilterName, m_dFilterParam,
136 m_pszFilterMethod, m_iZeropad, m_pszFilterGenerationName, m_pszInterpName,
137 m_iInterpParam, m_pszBackprojectName, m_pReconROI);
143 ReconstructorSupervisor::onDone()
145 wxCriticalSection doneSection;
146 wxCriticalSectionLocker critsect (doneSection);
148 ImageFile* pImageFile = getImageFile();
149 pImageFile->labelAdd (m_pProjView->GetDocument()->getProjections().getLabel());
150 pImageFile->labelAdd (m_pszLabel, getTimerEnd());
152 wxCommandEvent eventLog (wxEVT_COMMAND_MENU_SELECTED, MAINMENU_LOG_EVENT );
153 wxString msg (m_pszLabel);
155 eventLog.SetString( msg );
156 wxPostEvent( theApp->getMainFrame(), eventLog ); // send log event
158 wxCommandEvent newImageEvent (wxEVT_COMMAND_MENU_SELECTED, NEW_IMAGEFILE_EVENT);
159 newImageEvent.SetClientData (pImageFile);
160 wxPostEvent (theApp->getMainFrame(), newImageEvent);
167 ReconstructorSupervisor::getImageFile()
169 ImageFile* pImageFile = new ImageFile (m_iImageNX, m_iImageNY);
170 pImageFile->arrayDataClear();
171 ImageFileArray pArray = pImageFile->getArray();
174 for (i = 0; i < getNumWorkers(); i++) {
175 ImageFileArrayConst pChildArray = m_vecpChildImageFile[i]->getArray();
176 for (int ix = 0; ix < m_iImageNX; ix++)
177 for (int iy = 0; iy < m_iImageNY; iy++)
178 pArray[ix][iy] += pChildArray[ix][iy];
185 /////////////////////////////////////////////////////////////////////
187 // Class ReconstructorWorker -- A worker thread
189 /////////////////////////////////////////////////////////////////////
192 ReconstructorWorker::SetParameters (ProjectionFileView* pProjView, ImageFile* pImageFile,
193 const char* pszFilterName, double dFilterParam, const char* pszFilterMethod, int iZeropad,
194 const char* pszFilterGenerationName, const char* pszInterpName, int iInterpParam,
195 const char* pszBackprojectName, ReconstructionROI* pROI)
197 m_pProjView = pProjView;
198 m_pImageFile = pImageFile;
199 m_pszFilterName = pszFilterName;
200 m_dFilterParam = dFilterParam;
201 m_pszFilterMethod = pszFilterMethod;
202 m_iZeropad = iZeropad;
203 m_pszFilterGenerationName = pszFilterGenerationName;
204 m_pszInterpName = pszInterpName;
205 m_iInterpParam = iInterpParam;
206 m_pszBackprojectName = pszBackprojectName;
211 ReconstructorWorker::Entry ()
213 Reconstructor* pReconstructor = new Reconstructor (m_pProjView->GetDocument()->getProjections(),
214 *m_pImageFile, m_pszFilterName, m_dFilterParam, m_pszFilterMethod, m_iZeropad,
215 m_pszFilterGenerationName, m_pszInterpName, m_iInterpParam, m_pszBackprojectName, Trace::TRACE_NONE,
218 bool bFail = pReconstructor->fail();
221 failMsg = "Unable to make reconstructor: ";
222 failMsg += pReconstructor->failMessage().c_str();
223 wxCommandEvent event( wxEVT_COMMAND_MENU_SELECTED, MAINMENU_LOG_EVENT );
224 event.SetString( failMsg.c_str() );
225 wxPostEvent( theApp->getMainFrame(), event );
229 wxCommandEvent eventProgress (wxEVT_COMMAND_MENU_SELECTED, BackgroundSupervisor::MSG_WORKER_THREAD_UNIT_TICK);
230 for (int iUnit = 0; iUnit < m_iNumUnits; iUnit++) {
233 if (theApp->getVerboseLogging()) {
235 msg.Printf("Worker thread: Received destroy message at work unit #%d\n", iUnit);
236 wxCommandEvent event( wxEVT_COMMAND_MENU_SELECTED, MAINMENU_LOG_EVENT );
237 event.SetString( msg );
238 wxPostEvent( theApp->getMainFrame(), event );
243 pReconstructor->reconstructView (iUnit + m_iStartUnit, 1);
244 m_pSupervisor->onWorkerUnitTick();
246 pReconstructor->postProcessing();
248 delete pReconstructor;
251 m_pSupervisor->onWorkerFail (m_iThread, failMsg);
253 m_pSupervisor->onWorkerDone (m_iThread);
256 while (! TestDestroy())
259 return reinterpret_cast<wxThread::ExitCode>(0);
263 ReconstructorWorker::OnExit ()
267 #endif // HAVE_WXTHREADS