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
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, wxChar const* pszLabel, ReconstructionROI* pROI, bool bRebinToParallel)
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), m_bRebinToParallel(bRebinToParallel)
66 ReconstructorSupervisorThread::Entry()
68 Projections* pProj = &m_pProjView->GetDocument()->getProjections();
70 if (m_bRebinToParallel)
71 pProj = pProj->interpolateToParallel();
73 ReconstructorSupervisor reconSupervisor (this, pProj, m_pProjView, m_iNX, m_iNY,
74 m_strFilterName.c_str(), m_dFilterParam, m_strFilterMethod.c_str(), m_iZeropad, m_strFilterGenerationName.c_str(),
75 m_strInterpName.c_str(), m_iInterpParam, m_strBackprojectName.c_str(), m_strLabel, &m_reconROI);
77 reconSupervisor.start();
78 while (! reconSupervisor.workersDone() && ! reconSupervisor.fail() && ! reconSupervisor.cancelled()) {
81 if (reconSupervisor.fail())
83 wxString msg (_T("Error starting reconstructor supervisor: "));
84 msg += reconSupervisor.getFailMessage();
86 wxCommandEvent eventLog (wxEVT_COMMAND_MENU_SELECTED, MAINMENU_LOG_EVENT );
87 eventLog.SetString( msg );
88 wxPostEvent( theApp->getMainFrame(), eventLog ); // send log event
90 if (! reconSupervisor.cancelled())
91 reconSupervisor.onDone();
92 reconSupervisor.deleteWorkers();
94 if (m_bRebinToParallel)
97 return static_cast<wxThread::ExitCode>(0);
101 ReconstructorSupervisorThread::OnExit()
106 /////////////////////////////////////////////////////////////////////
108 // Class ReconstructorSupervisor -- A Background Supervisor
110 /////////////////////////////////////////////////////////////////////
112 ReconstructorSupervisor::ReconstructorSupervisor (SupervisorThread* pThread, Projections* pProj,
113 ProjectionFileView* pProjView, int iImageNX, int iImageNY, const char* pszFilterName, double dFilterParam,
114 const char* pszFilterMethod, int iZeropad, const char* pszFilterGenerationName,
115 const char* pszInterpName, int iInterpParam, const char* pszBackprojectName, wxChar const* pszLabel,
116 ReconstructionROI* pROI)
117 : BackgroundSupervisor (pThread, pProjView->GetFrame(), pProjView->GetDocument(),
118 _T("Reconstructing"),
119 pProjView->GetDocument()->getProjections().nView()),
120 m_pProj(pProj), m_pProjView(pProjView), m_pProjDoc(pProjView->GetDocument()),
121 m_iImageNX(iImageNX), m_iImageNY(iImageNY),
122 m_pszFilterName(pszFilterName), m_dFilterParam(dFilterParam), m_pszFilterMethod(pszFilterMethod),
123 m_iZeropad(iZeropad), m_pszFilterGenerationName(pszFilterGenerationName), m_pszInterpName(pszInterpName),
124 m_iInterpParam(iInterpParam), m_pszBackprojectName(pszBackprojectName), m_strLabel(pszLabel),
127 m_vecpChildImageFile.reserve (getNumWorkers());
128 for (int iThread = 0; iThread < getNumWorkers(); iThread++) {
129 m_vecpChildImageFile[iThread] = new ImageFile (m_iImageNX, m_iImageNY);
134 ReconstructorSupervisor::~ReconstructorSupervisor()
136 for (int i = 0; i < getNumWorkers(); i++) {
137 delete m_vecpChildImageFile[i];
138 m_vecpChildImageFile[i] = NULL;
142 BackgroundWorkerThread*
143 ReconstructorSupervisor::createWorker (int iThread, int iStartUnit, int iNumUnits)
145 ReconstructorWorker* pThread = new ReconstructorWorker (this, iThread, iStartUnit, iNumUnits);
146 pThread->SetParameters (m_pProj, m_pProjView, m_vecpChildImageFile[iThread], m_pszFilterName,
147 m_dFilterParam, m_pszFilterMethod, m_iZeropad, m_pszFilterGenerationName, m_pszInterpName,
148 m_iInterpParam, m_pszBackprojectName, m_pReconROI);
154 ReconstructorSupervisor::onDone()
156 wxCriticalSection doneSection;
157 wxCriticalSectionLocker critsect (doneSection);
159 ImageFile* pImageFile = getImageFile();
160 pImageFile->labelAdd (m_pProj->getLabel());
161 pImageFile->labelAdd (m_strLabel.mb_str(wxConvUTF8), getTimerEnd());
163 wxCommandEvent eventLog (wxEVT_COMMAND_MENU_SELECTED, MAINMENU_LOG_EVENT );
164 wxString msg (m_strLabel);
166 eventLog.SetString( msg );
167 wxPostEvent( theApp->getMainFrame(), eventLog ); // send log event
169 wxCommandEvent newImageEvent (wxEVT_COMMAND_MENU_SELECTED, NEW_IMAGEFILE_EVENT);
170 newImageEvent.SetClientData (pImageFile);
171 wxPostEvent (theApp->getMainFrame(), newImageEvent);
178 ReconstructorSupervisor::getImageFile()
180 ImageFile* pImageFile = new ImageFile (m_iImageNX, m_iImageNY);
181 pImageFile->arrayDataClear();
182 ImageFileArray pArray = pImageFile->getArray();
185 for (i = 0; i < getNumWorkers(); i++) {
186 ImageFileArrayConst pChildArray = m_vecpChildImageFile[i]->getArray();
187 for (int ix = 0; ix < m_iImageNX; ix++)
188 for (int iy = 0; iy < m_iImageNY; iy++)
189 pArray[ix][iy] += pChildArray[ix][iy];
196 /////////////////////////////////////////////////////////////////////
198 // Class ReconstructorWorker -- A worker thread
200 /////////////////////////////////////////////////////////////////////
203 ReconstructorWorker::SetParameters (const Projections* pProj, ProjectionFileView* pProjView, ImageFile* pImageFile,
204 const char* pszFilterName, double dFilterParam, const char* pszFilterMethod, int iZeropad,
205 const char* pszFilterGenerationName, const char* pszInterpName, int iInterpParam,
206 const char* pszBackprojectName, ReconstructionROI* pROI)
209 m_pProjView = pProjView;
210 m_pImageFile = pImageFile;
211 m_pszFilterName = pszFilterName;
212 m_dFilterParam = dFilterParam;
213 m_pszFilterMethod = pszFilterMethod;
214 m_iZeropad = iZeropad;
215 m_pszFilterGenerationName = pszFilterGenerationName;
216 m_pszInterpName = pszInterpName;
217 m_iInterpParam = iInterpParam;
218 m_pszBackprojectName = pszBackprojectName;
223 ReconstructorWorker::Entry ()
225 Reconstructor* pReconstructor = new Reconstructor (*m_pProj, *m_pImageFile, m_pszFilterName,
226 m_dFilterParam, m_pszFilterMethod, m_iZeropad, m_pszFilterGenerationName, m_pszInterpName,
227 m_iInterpParam, m_pszBackprojectName, Trace::TRACE_NONE, m_pReconROI, false);
229 bool bFail = pReconstructor->fail();
232 failMsg = _T("Unable to make reconstructor: ");
233 failMsg += wxConvUTF8.cMB2WX(pReconstructor->failMessage().c_str());
234 wxCommandEvent event( wxEVT_COMMAND_MENU_SELECTED, MAINMENU_LOG_EVENT );
235 event.SetString( failMsg );
236 wxPostEvent( theApp->getMainFrame(), event );
240 wxCommandEvent eventProgress (wxEVT_COMMAND_MENU_SELECTED, BackgroundSupervisor::MSG_WORKER_THREAD_UNIT_TICK);
241 for (int iUnit = 0; iUnit < m_iNumUnits; iUnit++) {
244 if (theApp->getVerboseLogging()) {
246 msg.Printf(_T("Worker thread: Received destroy message at work unit #%d\n"), iUnit);
247 wxCommandEvent event( wxEVT_COMMAND_MENU_SELECTED, MAINMENU_LOG_EVENT );
248 event.SetString( msg );
249 wxPostEvent( theApp->getMainFrame(), event );
254 pReconstructor->reconstructView (iUnit + m_iStartUnit, 1);
255 m_pSupervisor->onWorkerUnitTick();
257 pReconstructor->postProcessing();
259 delete pReconstructor;
262 m_pSupervisor->onWorkerFail (m_iThread, failMsg);
264 m_pSupervisor->onWorkerDone (m_iThread);
267 while (! TestDestroy())
270 return reinterpret_cast<wxThread::ExitCode>(0);
274 ReconstructorWorker::OnExit ()
278 #endif // HAVE_WXTHREADS