Rev 780 | Rev 808 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1 | |||
671 | werner | 2 | /******************************************************************************************** |
3 | ** iLand - an individual based forest landscape and disturbance model |
||
4 | ** http://iland.boku.ac.at |
||
5 | ** Copyright (C) 2009- Werner Rammer, Rupert Seidl |
||
6 | ** |
||
7 | ** This program is free software: you can redistribute it and/or modify |
||
8 | ** it under the terms of the GNU General Public License as published by |
||
9 | ** the Free Software Foundation, either version 3 of the License, or |
||
10 | ** (at your option) any later version. |
||
11 | ** |
||
12 | ** This program is distributed in the hope that it will be useful, |
||
13 | ** but WITHOUT ANY WARRANTY; without even the implied warranty of |
||
14 | ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
||
15 | ** GNU General Public License for more details. |
||
16 | ** |
||
17 | ** You should have received a copy of the GNU General Public License |
||
18 | ** along with this program. If not, see <http://www.gnu.org/licenses/>. |
||
19 | ********************************************************************************************/ |
||
20 | |||
697 | werner | 21 | /** ModelController is a helper class used to control the flow of operations during a model run. |
22 | The ModelController encapsulates the Model class and is the main control unit. It is used by the |
||
23 | iLand GUI as well as the command line version (ilandc). |
||
24 | |||
105 | Werner | 25 | */ |
128 | Werner | 26 | |
105 | Werner | 27 | #include "global.h" |
28 | #include "modelcontroller.h" |
||
128 | Werner | 29 | #include <QObject> |
105 | Werner | 30 | |
31 | #include "model.h" |
||
128 | Werner | 32 | #include "helper.h" |
165 | werner | 33 | #include "expression.h" |
161 | werner | 34 | #include "expressionwrapper.h" |
176 | werner | 35 | #include "../output/outputmanager.h" |
105 | Werner | 36 | |
514 | werner | 37 | #include "species.h" |
38 | #include "speciesset.h" |
||
596 | werner | 39 | #include "mapgrid.h" |
514 | werner | 40 | |
678 | werner | 41 | #ifdef ILAND_GUI |
267 | werner | 42 | #include "mainwindow.h" // for the debug message buffering |
678 | werner | 43 | #endif |
267 | werner | 44 | |
105 | Werner | 45 | ModelController::ModelController() |
46 | { |
||
128 | Werner | 47 | mModel = NULL; |
223 | werner | 48 | mPaused = false; |
225 | werner | 49 | mRunning = false; |
223 | werner | 50 | mYearsToRun = 0; |
590 | werner | 51 | mViewerWindow = 0; |
802 | werner | 52 | mDynamicOutputEnabled = false; |
105 | Werner | 53 | } |
128 | Werner | 54 | |
55 | ModelController::~ModelController() |
||
56 | { |
||
57 | destroy(); |
||
58 | } |
||
59 | |||
590 | werner | 60 | void ModelController::connectSignals() |
61 | { |
||
62 | if (!mViewerWindow) |
||
63 | return; |
||
678 | werner | 64 | #ifdef ILAND_GUI |
590 | werner | 65 | connect(this,SIGNAL(bufferLogs(bool)), mViewerWindow, SLOT(bufferedLog(bool))); |
678 | werner | 66 | #endif |
590 | werner | 67 | } |
68 | |||
514 | werner | 69 | /// prepare a list of all (active) species |
70 | QHash<QString, QString> ModelController::availableSpecies() |
||
71 | { |
||
72 | QHash<QString, QString> list; |
||
73 | if (mModel) { |
||
74 | SpeciesSet *set = mModel->speciesSet(); |
||
75 | if (!set) |
||
76 | throw IException("there are 0 or more than one species sets."); |
||
77 | foreach (const Species *s, set->activeSpecies()) { |
||
78 | list[s->id()] = s->name(); |
||
79 | } |
||
80 | } |
||
81 | return list; |
||
82 | } |
||
128 | Werner | 83 | |
145 | Werner | 84 | bool ModelController::canCreate() |
128 | Werner | 85 | { |
129 | Werner | 86 | if (mModel) |
128 | Werner | 87 | return false; |
88 | return true; |
||
89 | } |
||
90 | |||
145 | Werner | 91 | bool ModelController::canDestroy() |
128 | Werner | 92 | { |
93 | return mModel != NULL; |
||
94 | } |
||
95 | |||
145 | Werner | 96 | bool ModelController::canRun() |
128 | Werner | 97 | { |
98 | if (mModel && mModel->isSetup()) |
||
99 | return true; |
||
100 | return false; |
||
101 | } |
||
102 | |||
145 | Werner | 103 | bool ModelController::isRunning() |
128 | Werner | 104 | { |
225 | werner | 105 | return mRunning; |
128 | Werner | 106 | } |
107 | |||
225 | werner | 108 | bool ModelController::isFinished() |
109 | { |
||
110 | if (!mModel) |
||
111 | return false; |
||
112 | return canRun() && !isRunning() && mFinished; |
||
497 | werner | 113 | } |
128 | Werner | 114 | |
776 | werner | 115 | bool ModelController::isPaused() |
116 | { |
||
117 | return mPaused; |
||
118 | } |
||
119 | |||
497 | werner | 120 | int ModelController::currentYear() const |
121 | { |
||
122 | return GlobalSettings::instance()->currentYear(); |
||
225 | werner | 123 | } |
124 | |||
128 | Werner | 125 | void ModelController::setFileName(QString initFileName) |
126 | { |
||
127 | mInitFile = initFileName; |
||
128 | try { |
||
129 | GlobalSettings::instance()->loadProjectFile(mInitFile); |
||
130 | } catch(const IException &e) { |
||
575 | werner | 131 | QString error_msg = e.message(); |
128 | Werner | 132 | Helper::msg(error_msg); |
133 | qDebug() << error_msg; |
||
134 | } |
||
135 | } |
||
136 | |||
137 | void ModelController::create() |
||
138 | { |
||
139 | if (!canCreate()) |
||
140 | return; |
||
590 | werner | 141 | emit bufferLogs(true); |
142 | |||
128 | Werner | 143 | try { |
285 | werner | 144 | DebugTimer::clearAllTimers(); |
145 | mModel = new Model(); |
||
146 | mModel->loadProject(); |
||
286 | werner | 147 | if (!mModel->isSetup()) |
148 | return; |
||
149 | |||
497 | werner | 150 | // reset clock... |
151 | GlobalSettings::instance()->setCurrentYear(1); // reset clock |
||
395 | werner | 152 | // initialization of trees, output on startup |
286 | werner | 153 | mModel->beforeRun(); |
128 | Werner | 154 | } catch(const IException &e) { |
575 | werner | 155 | QString error_msg = e.message(); |
128 | Werner | 156 | Helper::msg(error_msg); |
157 | qDebug() << error_msg; |
||
158 | } |
||
590 | werner | 159 | emit bufferLogs(false); |
160 | |||
362 | werner | 161 | qDebug() << "Model created."; |
128 | Werner | 162 | } |
163 | |||
164 | void ModelController::destroy() |
||
165 | { |
||
166 | if (canDestroy()) { |
||
167 | delete mModel; |
||
168 | mModel = 0; |
||
162 | werner | 169 | GlobalSettings::instance()->setCurrentYear(0); |
128 | Werner | 170 | qDebug() << "ModelController: Model destroyed."; |
171 | } |
||
172 | } |
||
222 | werner | 173 | |
223 | werner | 174 | void ModelController::runloop() |
175 | { |
||
515 | werner | 176 | static QTime sLastTime = QTime::currentTime(); |
678 | werner | 177 | #ifdef ILAND_GUI |
776 | werner | 178 | // QApplication::processEvents(); |
678 | werner | 179 | #else |
776 | werner | 180 | // QCoreApplication::processEvents(); |
678 | werner | 181 | #endif |
223 | werner | 182 | if (mPaused) |
183 | return; |
||
225 | werner | 184 | bool doStop = false; |
185 | bool hasError = false; |
||
515 | werner | 186 | if (GlobalSettings::instance()->currentYear()<=1) { |
187 | sLastTime = QTime::currentTime(); // reset clock at the beginning of the simulation |
||
188 | } |
||
225 | werner | 189 | |
190 | if (!mCanceled && GlobalSettings::instance()->currentYear() < mYearsToRun) { |
||
590 | werner | 191 | emit bufferLogs(true); |
776 | werner | 192 | |
193 | hasError = runYear(); // do the work! |
||
194 | |||
225 | werner | 195 | mRunning = true; |
196 | emit year(GlobalSettings::instance()->currentYear()); |
||
497 | werner | 197 | if (!hasError) { |
515 | werner | 198 | int elapsed = sLastTime.msecsTo(QTime::currentTime()); |
497 | werner | 199 | int time=0; |
515 | werner | 200 | if (currentYear()%50==0 && elapsed>10000) |
497 | werner | 201 | time = 100; // a 100ms pause... |
515 | werner | 202 | if (currentYear()%100==0 && elapsed>10000) { |
497 | werner | 203 | time = 500; // a 500ms pause... |
204 | } |
||
515 | werner | 205 | if (time>0) { |
206 | sLastTime = QTime::currentTime(); // reset clock |
||
207 | qDebug() << "--- little break ---- (after " << elapsed << "ms)."; |
||
776 | werner | 208 | //QTimer::singleShot(time,this, SLOT(runloop())); |
515 | werner | 209 | } |
776 | werner | 210 | |
497 | werner | 211 | } |
225 | werner | 212 | else |
213 | doStop = true; // an error occured |
||
214 | |||
215 | } else { |
||
216 | doStop = true; // all years simulated |
||
223 | werner | 217 | } |
225 | werner | 218 | |
219 | if (doStop || mCanceled) { |
||
220 | // finished |
||
776 | werner | 221 | internalStop(); |
225 | werner | 222 | } |
267 | werner | 223 | |
678 | werner | 224 | #ifdef ILAND_GUI |
225 | werner | 225 | QApplication::processEvents(); |
678 | werner | 226 | #else |
227 | QCoreApplication::processEvents(); |
||
228 | #endif |
||
223 | werner | 229 | } |
230 | |||
776 | werner | 231 | bool ModelController::internalRun() |
232 | { |
||
233 | // main loop |
||
234 | |||
235 | while (mRunning && !mPaused && !mFinished) { |
||
236 | runloop(); // start the running loop |
||
237 | } |
||
238 | return isFinished(); |
||
239 | } |
||
240 | |||
241 | void ModelController::internalStop() |
||
242 | { |
||
243 | if (mRunning) { |
||
244 | GlobalSettings::instance()->outputManager()->save(); |
||
245 | DebugTimer::printAllTimers(); |
||
246 | mFinished = true; |
||
247 | } |
||
248 | mRunning = false; |
||
249 | emit bufferLogs(false); // stop buffering |
||
250 | emit finished(QString()); |
||
251 | emit stateChanged(); |
||
252 | |||
253 | } |
||
254 | |||
222 | werner | 255 | void ModelController::run(int years) |
128 | Werner | 256 | { |
222 | werner | 257 | if (!canRun()) |
258 | return; |
||
590 | werner | 259 | emit bufferLogs(true); // start buffering |
260 | |||
222 | werner | 261 | DebugTimer many_runs(QString("Timer for %1 runs").arg(years)); |
223 | werner | 262 | mPaused = false; |
225 | werner | 263 | mFinished = false; |
264 | mCanceled = false; |
||
223 | werner | 265 | mYearsToRun = years; |
497 | werner | 266 | //GlobalSettings::instance()->setCurrentYear(1); // reset clock |
222 | werner | 267 | |
268 | DebugTimer::clearAllTimers(); |
||
223 | werner | 269 | |
759 | werner | 270 | mRunning = true; |
776 | werner | 271 | emit stateChanged(); |
223 | werner | 272 | |
776 | werner | 273 | qDebug() << "ModelControler: runloop started."; |
274 | internalRun(); |
||
275 | emit stateChanged(); |
||
128 | Werner | 276 | } |
277 | |||
223 | werner | 278 | bool ModelController::runYear() |
128 | Werner | 279 | { |
223 | werner | 280 | if (!canRun()) return false; |
421 | werner | 281 | DebugTimer t("ModelController:runYear"); |
497 | werner | 282 | qDebug() << "ModelController: run year" << currentYear(); |
421 | werner | 283 | |
171 | werner | 284 | if (GlobalSettings::instance()->settings().paramValueBool("debug_clear")) |
164 | werner | 285 | GlobalSettings::instance()->clearDebugLists(); // clear debug data |
223 | werner | 286 | bool err=false; |
128 | Werner | 287 | try { |
590 | werner | 288 | emit bufferLogs(true); |
128 | Werner | 289 | mModel->runYear(); |
162 | werner | 290 | fetchDynamicOutput(); |
128 | Werner | 291 | } catch(const IException &e) { |
575 | werner | 292 | QString error_msg = e.message(); |
760 | werner | 293 | #ifdef ILAND_GUI |
128 | Werner | 294 | Helper::msg(error_msg); |
760 | werner | 295 | #endif |
128 | Werner | 296 | qDebug() << error_msg; |
223 | werner | 297 | err=true; |
128 | Werner | 298 | } |
590 | werner | 299 | emit bufferLogs(false); |
223 | werner | 300 | return err; |
128 | Werner | 301 | } |
302 | |||
222 | werner | 303 | bool ModelController::pause() |
304 | { |
||
223 | werner | 305 | if(!isRunning()) |
306 | return mPaused; |
||
307 | |||
308 | if (mPaused) { |
||
309 | // currently in pause - mode -> continue |
||
310 | mPaused = false; |
||
776 | werner | 311 | |
223 | werner | 312 | } else { |
313 | // currently running -> set to pause mode |
||
314 | GlobalSettings::instance()->outputManager()->save(); |
||
315 | mPaused = true; |
||
590 | werner | 316 | emit bufferLogs(false); |
223 | werner | 317 | } |
776 | werner | 318 | emit stateChanged(); |
223 | werner | 319 | return mPaused; |
222 | werner | 320 | } |
128 | Werner | 321 | |
776 | werner | 322 | bool ModelController::continueRun() |
323 | { |
||
324 | mRunning = true; |
||
325 | emit stateChanged(); |
||
326 | return internalRun(); |
||
327 | } |
||
328 | |||
222 | werner | 329 | void ModelController::cancel() |
330 | { |
||
225 | werner | 331 | mCanceled = true; |
776 | werner | 332 | internalStop(); |
333 | emit stateChanged(); |
||
222 | werner | 334 | } |
225 | werner | 335 | |
632 | werner | 336 | QMutex error_mutex; |
337 | void ModelController::throwError(const QString msg) |
||
338 | { |
||
339 | QMutexLocker lock(&error_mutex); // serialize access |
||
340 | qDebug() << "ModelController: throwError reached:"; |
||
341 | qDebug() << msg; |
||
342 | emit bufferLogs(false); |
||
343 | emit bufferLogs(true); // start buffering again |
||
344 | |||
345 | throw IException(msg); // raise error again |
||
346 | |||
347 | } |
||
161 | werner | 348 | ////////////////////////////////////// |
349 | // dynamic outut |
||
350 | ////////////////////////////////////// |
||
351 | ////////////////////////////////////// |
||
352 | void ModelController::setupDynamicOutput(QString fieldList) |
||
353 | { |
||
171 | werner | 354 | mDynFieldList.clear(); |
355 | if (!fieldList.isEmpty()) { |
||
356 | QRegExp rx("((?:\\[.+\\]|\\w+)\\.\\w+)"); |
||
357 | int pos=0; |
||
358 | while ((pos = rx.indexIn(fieldList, pos)) != -1) { |
||
359 | mDynFieldList.append(rx.cap(1)); |
||
360 | pos += rx.matchedLength(); |
||
361 | } |
||
362 | |||
363 | //mDynFieldList = fieldList.split(QRegExp("(?:\\[.+\\]|\\w+)\\.\\w+"), QString::SkipEmptyParts); |
||
170 | werner | 364 | mDynFieldList.prepend("count"); |
365 | mDynFieldList.prepend("year"); // fixed fields. |
||
366 | } |
||
161 | werner | 367 | mDynData.clear(); |
368 | mDynData.append(mDynFieldList.join(";")); |
||
802 | werner | 369 | mDynamicOutputEnabled = true; |
161 | werner | 370 | } |
162 | werner | 371 | |
161 | werner | 372 | QString ModelController::dynamicOutput() |
373 | { |
||
374 | return mDynData.join("\n"); |
||
375 | } |
||
376 | |||
218 | werner | 377 | const QStringList aggList = QStringList() << "mean" << "sum" << "min" << "max" << "p25" << "p50" << "p75" << "p5"<< "p10" << "p90" << "p95"; |
161 | werner | 378 | void ModelController::fetchDynamicOutput() |
379 | { |
||
802 | werner | 380 | if (!mDynamicOutputEnabled || mDynFieldList.isEmpty()) |
161 | werner | 381 | return; |
165 | werner | 382 | DebugTimer t("dynamic output"); |
161 | werner | 383 | QStringList var; |
384 | QString lastVar = ""; |
||
385 | QVector<double> data; |
||
386 | AllTreeIterator at(mModel); |
||
387 | TreeWrapper tw; |
||
388 | int var_index; |
||
389 | StatData stat; |
||
390 | double value; |
||
391 | QStringList line; |
||
165 | werner | 392 | Expression custom_expr; |
393 | bool simple_expression; |
||
161 | werner | 394 | foreach (QString field, mDynFieldList) { |
163 | werner | 395 | if (field=="count" || field=="year") |
396 | continue; |
||
166 | werner | 397 | if (field.count()>0 && field.at(0)=='[') { |
398 | QRegExp rex("\\[(.+)\\]\\.(\\w+)"); |
||
399 | rex.indexIn(field); |
||
400 | var = rex.capturedTexts(); |
||
401 | var.pop_front(); // drop first element (contains the full string) |
||
165 | werner | 402 | simple_expression = false; |
403 | } else { |
||
404 | var = field.split(QRegExp("\\W+"), QString::SkipEmptyParts); |
||
405 | simple_expression = true; |
||
406 | } |
||
161 | werner | 407 | if (var.count()!=2) |
408 | throw IException(QString("Invalid variable name for dynamic output:") + field); |
||
409 | if (var.first()!=lastVar) { |
||
410 | // load new field |
||
411 | data.clear(); |
||
168 | werner | 412 | at.reset(); var_index = 0; |
165 | werner | 413 | if (simple_expression) { |
414 | var_index = tw.variableIndex(var.first()); |
||
166 | werner | 415 | if (var_index<0) |
165 | werner | 416 | throw IException(QString("Invalid variable name for dynamic output:") + var.first()); |
166 | werner | 417 | |
165 | werner | 418 | } else { |
419 | custom_expr.setExpression(var.first()); |
||
420 | custom_expr.setModelObject(&tw); |
||
161 | werner | 421 | } |
422 | while (Tree *t = at.next()) { |
||
423 | tw.setTree(t); |
||
165 | werner | 424 | if (simple_expression) |
425 | value = tw.value(var_index); |
||
426 | else |
||
427 | value = custom_expr.execute(); |
||
166 | werner | 428 | data.push_back(value); |
161 | werner | 429 | } |
430 | stat.setData(data); |
||
431 | } |
||
432 | // fetch data |
||
433 | var_index = aggList.indexOf(var[1]); |
||
434 | switch (var_index) { |
||
435 | case 0: value = stat.mean(); break; |
||
436 | case 1: value = stat.sum(); break; |
||
437 | case 2: value = stat.min(); break; |
||
438 | case 3: value = stat.max(); break; |
||
439 | case 4: value = stat.percentile25(); break; |
||
440 | case 5: value = stat.median(); break; |
||
441 | case 6: value = stat.percentile75(); break; |
||
218 | werner | 442 | case 7: value = stat.percentile(5); break; |
443 | case 8: value = stat.percentile(10); break; |
||
444 | case 9: value = stat.percentile(90); break; |
||
445 | case 10: value = stat.percentile(95); break; |
||
161 | werner | 446 | default: throw IException(QString("Invalid aggregate expression for dynamic output: %1\nallowed:%2") |
447 | .arg(var[1]).arg(aggList.join(" "))); |
||
448 | } |
||
449 | line+=QString::number(value); |
||
450 | } |
||
162 | werner | 451 | line.prepend( QString::number(data.size()) ); |
452 | line.prepend( QString::number(GlobalSettings::instance()->currentYear()) ); |
||
453 | mDynData.append(line.join(";")); |
||
161 | werner | 454 | } |
590 | werner | 455 | |
456 | void ModelController::saveScreenshot(QString file_name) |
||
457 | { |
||
678 | werner | 458 | #ifdef ILAND_GUI |
590 | werner | 459 | if (!mViewerWindow) |
460 | return; |
||
461 | QImage img = mViewerWindow->screenshot(); |
||
462 | img.save(file_name); |
||
678 | werner | 463 | #endif |
590 | werner | 464 | } |
596 | werner | 465 | |
466 | void ModelController::paintMap(MapGrid *map, double min_value, double max_value) |
||
467 | { |
||
678 | werner | 468 | #ifdef ILAND_GUI |
596 | werner | 469 | if (mViewerWindow) { |
643 | werner | 470 | mViewerWindow->paintGrid(map, "", GridViewRainbow, min_value, max_value); |
596 | werner | 471 | qDebug() << "painted map grid" << map->name() << "min-value (blue):" << min_value << "max-value(red):" << max_value; |
472 | } |
||
780 | werner | 473 | #else |
474 | Q_UNUSED(map);Q_UNUSED(min_value);Q_UNUSED(max_value); |
||
678 | werner | 475 | #endif |
596 | werner | 476 | } |
632 | werner | 477 | |
649 | werner | 478 | void ModelController::addGrid(const FloatGrid *grid, const QString &name, const GridViewType view_type, double min_value, double max_value) |
642 | werner | 479 | { |
678 | werner | 480 | #ifdef ILAND_GUI |
481 | |||
642 | werner | 482 | if (mViewerWindow) { |
643 | werner | 483 | mViewerWindow->paintGrid(grid, name, view_type, min_value, max_value); |
642 | werner | 484 | qDebug() << "painted grid min-value (blue):" << min_value << "max-value(red):" << max_value; |
485 | } |
||
780 | werner | 486 | #else |
487 | Q_UNUSED(grid); Q_UNUSED(name); Q_UNUSED(view_type); Q_UNUSED(min_value);Q_UNUSED(max_value); |
||
678 | werner | 488 | #endif |
642 | werner | 489 | } |
490 | |||
649 | werner | 491 | void ModelController::addLayers(const LayeredGridBase *layers, const QString &name) |
634 | werner | 492 | { |
678 | werner | 493 | #ifdef ILAND_GUI |
634 | werner | 494 | if (mViewerWindow) |
649 | werner | 495 | mViewerWindow->addLayers(layers, name); |
496 | //qDebug() << layers->names(); |
||
780 | werner | 497 | #else |
498 | Q_UNUSED(layers); Q_UNUSED(name); |
||
678 | werner | 499 | #endif |
634 | werner | 500 | } |
632 | werner | 501 | |
649 | werner | 502 | void ModelController::setViewport(QPointF center_point, double scale_px_per_m) |
646 | werner | 503 | { |
678 | werner | 504 | #ifdef ILAND_GUI |
647 | werner | 505 | if (mViewerWindow) |
649 | werner | 506 | mViewerWindow->setViewport(center_point, scale_px_per_m); |
780 | werner | 507 | #else |
508 | Q_UNUSED(center_point);Q_UNUSED(scale_px_per_m); |
||
678 | werner | 509 | #endif |
646 | werner | 510 | } |
634 | werner | 511 | |
652 | werner | 512 | void ModelController::repaint() |
513 | { |
||
678 | werner | 514 | #ifdef ILAND_GUI |
652 | werner | 515 | if (mViewerWindow) |
516 | mViewerWindow->repaint(); |
||
678 | werner | 517 | #endif |
652 | werner | 518 | } |
646 | werner | 519 | |
649 | werner | 520 | |
652 | werner | 521 |