ParametersToolBox.cpp
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00001 /*
00002 Copyright (c) 2011-2014, Mathieu Labbe - IntRoLab - Universite de Sherbrooke
00003 All rights reserved.
00004 
00005 Redistribution and use in source and binary forms, with or without
00006 modification, are permitted provided that the following conditions are met:
00007     * Redistributions of source code must retain the above copyright
00008       notice, this list of conditions and the following disclaimer.
00009     * Redistributions in binary form must reproduce the above copyright
00010       notice, this list of conditions and the following disclaimer in the
00011       documentation and/or other materials provided with the distribution.
00012     * Neither the name of the Universite de Sherbrooke nor the
00013       names of its contributors may be used to endorse or promote products
00014       derived from this software without specific prior written permission.
00015 
00016 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
00017 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
00018 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00019 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
00020 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
00021 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
00022 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
00023 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00024 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00025 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00026 */
00027 
00028 #include "find_object/Settings.h"
00029 
00030 #include "ParametersToolBox.h"
00031 #include <QtGui/QComboBox>
00032 #include <QtGui/QDoubleSpinBox>
00033 #include <QtGui/QLineEdit>
00034 #include <QtGui/QLabel>
00035 #include <QtGui/QGroupBox>
00036 #include <QtGui/QCheckBox>
00037 #include <QtGui/QVBoxLayout>
00038 #include <QtGui/QMessageBox>
00039 #include <stdio.h>
00040 #include "find_object/utilite/ULogger.h"
00041 
00042 namespace find_object {
00043 
00044 ParametersToolBox::ParametersToolBox(QWidget *parent) :
00045         QToolBox(parent)
00046 {
00047 }
00048 
00049 ParametersToolBox::~ParametersToolBox()
00050 {
00051 }
00052 
00053 QWidget * ParametersToolBox::getParameterWidget(const QString & key)
00054 {
00055         return this->findChild<QWidget*>(key);
00056 }
00057 
00058 QStringList ParametersToolBox::resetPage(int index)
00059 {
00060         QStringList paramChanged;
00061         const QObjectList & children = this->widget(index)->children();
00062         for(int j=0; j<children.size();++j)
00063         {
00064                 QString key = children.at(j)->objectName();
00065                 // ignore only the nextObjID setting, to avoid problem with saved objects
00066                 if(key.compare(Settings::kGeneral_nextObjID()) != 0)
00067                 {
00068                         QVariant value = Settings::getDefaultParameters().value(key, QVariant());
00069                         if(value.isValid())
00070                         {
00071                                 Settings::setParameter(key, value);
00072 
00073                                 if(qobject_cast<QComboBox*>(children.at(j)))
00074                                 {
00075                                         if(((QComboBox*)children.at(j))->currentIndex() != value.toString().split(':').first().toInt())
00076                                         {
00077                                                 ((QComboBox*)children.at(j))->setCurrentIndex(value.toString().split(':').first().toInt());
00078                                                 paramChanged.append(key);
00079                                         }
00080                                 }
00081                                 else if(qobject_cast<QSpinBox*>(children.at(j)))
00082                                 {
00083                                         if(((QSpinBox*)children.at(j))->value() != value.toInt())
00084                                         {
00085                                                 ((QSpinBox*)children.at(j))->setValue(value.toInt());
00086                                                 paramChanged.append(key);
00087                                         }
00088                                 }
00089                                 else if(qobject_cast<QDoubleSpinBox*>(children.at(j)))
00090                                 {
00091                                         if(((QDoubleSpinBox*)children.at(j))->value() != value.toDouble())
00092                                         {
00093                                                 ((QDoubleSpinBox*)children.at(j))->setValue(value.toDouble());
00094                                                 paramChanged.append(key);
00095                                         }
00096                                 }
00097                                 else if(qobject_cast<QCheckBox*>(children.at(j)))
00098                                 {
00099                                         if(((QCheckBox*)children.at(j))->isChecked() != value.toBool())
00100                                         {
00101                                                 ((QCheckBox*)children.at(j))->setChecked(value.toBool());
00102                                                 paramChanged.append(key);
00103                                         }
00104                                 }
00105                                 else if(qobject_cast<QLineEdit*>(children.at(j)))
00106                                 {
00107                                         if(((QLineEdit*)children.at(j))->text().compare(value.toString()) != 0)
00108                                         {
00109                                                 ((QLineEdit*)children.at(j))->setText(value.toString());
00110                                                 paramChanged.append(key);
00111                                         }
00112                                 }
00113                         }
00114                 }
00115         }
00116         return paramChanged;
00117 }
00118 
00119 void ParametersToolBox::resetCurrentPage()
00120 {
00121         this->blockSignals(true);
00122         QStringList paramChanged = this->resetPage(this->currentIndex());
00123         this->blockSignals(false);
00124         Q_EMIT parametersChanged(paramChanged);
00125 }
00126 
00127 void ParametersToolBox::resetAllPages()
00128 {
00129         QStringList paramChanged;
00130         this->blockSignals(true);
00131         for(int i=0; i< this->count(); ++i)
00132         {
00133                 paramChanged.append(this->resetPage(i));
00134         }
00135         this->blockSignals(false);
00136         Q_EMIT parametersChanged(paramChanged);
00137 }
00138 
00139 void ParametersToolBox::updateParametersVisibility()
00140 {
00141         //show/hide not used parameters
00142         QComboBox * descriptorBox = this->findChild<QComboBox*>(Settings::kFeature2D_2Descriptor());
00143         QComboBox * detectorBox = this->findChild<QComboBox*>(Settings::kFeature2D_1Detector());
00144         if(descriptorBox && detectorBox)
00145         {
00146                 QString group = Settings::kFeature2D_2Descriptor().split('/').first();
00147                 QWidget * panel = 0;
00148                 for(int i=0; i<this->count(); ++i)
00149                 {
00150                         if(this->widget(i)->objectName().compare(group) == 0)
00151                         {
00152                                 panel = this->widget(i);
00153                                 break;
00154                         }
00155                 }
00156                 if(panel)
00157                 {
00158                         const QObjectList & objects = panel->children();
00159                         QString descriptorName = descriptorBox->currentText();
00160                         QString detectorName = detectorBox->currentText();
00161 
00162                         for(int i=0; i<objects.size(); ++i)
00163                         {
00164                                 if(!objects[i]->objectName().isEmpty())
00165                                 {
00166                                         if(objects[i]->objectName().contains(descriptorName) || objects[i]->objectName().contains(detectorName))
00167                                         {
00168                                                 ((QWidget*)objects[i])->setVisible(true);
00169                                         }
00170                                         else if(!objects[i]->objectName().split('/').at(1).at(0).isDigit())
00171                                         {
00172                                                 ((QWidget*)objects[i])->setVisible(false);
00173                                         }
00174                                 }
00175                         }
00176                 }
00177         }
00178 
00179         QComboBox * nnBox = this->findChild<QComboBox*>(Settings::kNearestNeighbor_1Strategy());
00180         if(nnBox)
00181         {
00182                 QString group = Settings::kNearestNeighbor_1Strategy().split('/').first();
00183                 QWidget * panel = 0;
00184                 for(int i=0; i<this->count(); ++i)
00185                 {
00186                         if(this->widget(i)->objectName().compare(group) == 0)
00187                         {
00188                                 panel = this->widget(i);
00189                                 break;
00190                         }
00191                 }
00192                 if(panel)
00193                 {
00194                         const QObjectList & objects = panel->children();
00195                         QString nnName = nnBox->currentText();
00196 
00197                         for(int i=0; i<objects.size(); ++i)
00198                         {
00199                                 if(!objects[i]->objectName().isEmpty())
00200                                 {
00201                                         if(objects[i]->objectName().contains(nnName))
00202                                         {
00203                                                 ((QWidget*)objects[i])->setVisible(true);
00204                                         }
00205                                         else if(!objects[i]->objectName().split('/').at(1).at(0).isDigit())
00206                                         {
00207                                                 ((QWidget*)objects[i])->setVisible(false);
00208                                                 if(nnBox->currentIndex() < 6 && objects[i]->objectName().split('/').at(1).contains("search"))
00209                                                 {
00210                                                         //show flann search parameters
00211                                                         ((QWidget*)objects[i])->setVisible(true);
00212                                                 }
00213                                         }
00214                                         else if(objects[i]->objectName().split('/').at(1).contains("Distance_type"))
00215                                         {
00216                                                 // don't show distance when bruteforce is selected
00217                                                 ((QWidget*)objects[i])->setVisible(nnBox->currentIndex() != 6);
00218                                         }
00219                                 }
00220                         }
00221                 }
00222         }
00223 }
00224 
00225 void ParametersToolBox::setupUi()
00226 {
00227         this->removeItem(0); // remove dummy page used in .ui
00228         QWidget * currentItem = 0;
00229         const ParametersMap & parameters = Settings::getParameters();
00230         for(ParametersMap::const_iterator iter=parameters.constBegin();
00231                         iter!=parameters.constEnd();
00232                         ++iter)
00233         {
00234                 QStringList splitted = iter.key().split('/');
00235                 QString group = splitted.first();
00236                 QString name = splitted.last();
00237                 if(currentItem == 0 || currentItem->objectName().compare(group) != 0)
00238                 {
00239                         currentItem = new QWidget(this);
00240                         this->addItem(currentItem, group);
00241                         currentItem->setObjectName(group);
00242                         QVBoxLayout * layout = new QVBoxLayout(currentItem);
00243                         currentItem->setLayout(layout);
00244                         layout->setContentsMargins(0,0,0,0);
00245                         layout->setSpacing(0);
00246                         layout->addSpacerItem(new QSpacerItem(0,0, QSizePolicy::Minimum, QSizePolicy::Expanding));
00247 
00248                         addParameter(layout, iter.key(), iter.value());
00249                 }
00250                 else
00251                 {
00252                         addParameter((QVBoxLayout*)currentItem->layout(), iter.key(), iter.value());
00253                 }
00254         }
00255 
00256         updateParametersVisibility();
00257 }
00258 
00259 void ParametersToolBox::updateParameter(const QString & key)
00260 {
00261         QWidget * widget = this->findChild<QWidget*>(key);
00262         QString type = Settings::getParametersType().value(key);
00263         if(type.compare("QString") == 0)
00264         {
00265                 QString value = Settings::getParameter(key).toString();
00266                 if(value.contains(';'))
00267                 {
00268                         // It's a list, just change the index
00269                         QStringList splitted = value.split(':');
00270                         ((QComboBox*)widget)->setCurrentIndex(splitted.first().toInt());
00271                 }
00272                 else
00273                 {
00274                         ((QLineEdit*)widget)->setText(value);
00275                 }
00276         }
00277         else if(type.compare("int") == 0)
00278         {
00279                 ((QSpinBox*)widget)->setValue(Settings::getParameter(key).toInt());
00280         }
00281         else if(type.compare("uint") == 0)
00282         {
00283                 ((QSpinBox*)widget)->setValue(Settings::getParameter(key).toInt());
00284         }
00285         else if(type.compare("double") == 0)
00286         {
00287                 ((QDoubleSpinBox*)widget)->setValue(Settings::getParameter(key).toDouble());
00288         }
00289         else if(type.compare("float") == 0)
00290         {
00291                 ((QDoubleSpinBox*)widget)->setValue(Settings::getParameter(key).toDouble());
00292         }
00293         else if(type.compare("bool") == 0)
00294         {
00295                 ((QCheckBox*)widget)->setChecked(Settings::getParameter(key).toBool());
00296         }
00297 }
00298 
00299 void ParametersToolBox::addParameter(QVBoxLayout * layout,
00300                 const QString & key,
00301                 const QVariant & value)
00302 {
00303         QString type = Settings::getParametersType().value(key);
00304         if(type.compare("QString") == 0)
00305         {
00306                 addParameter(layout, key, value.toString());
00307         }
00308         else if(type.compare("int") == 0)
00309         {
00310                 addParameter(layout, key, value.toInt());
00311         }
00312         else if(type.compare("uint") == 0)
00313         {
00314                 addParameter(layout, key, value.toInt());
00315         }
00316         else if(type.compare("double") == 0)
00317         {
00318                 addParameter(layout, key, value.toDouble());
00319         }
00320         else if(type.compare("float") == 0)
00321         {
00322                 addParameter(layout, key, value.toDouble());
00323         }
00324         else if(type.compare("bool") == 0)
00325         {
00326                 addParameter(layout, key, value.toBool());
00327         }
00328 }
00329 
00330 void ParametersToolBox::addParameter(QVBoxLayout * layout,
00331                 const QString & key,
00332                 const QString & value)
00333 {
00334         if(value.contains(';'))
00335         {
00336                 QComboBox * widget = new QComboBox(this);
00337                 widget->setObjectName(key);
00338                 QStringList splitted = value.split(':');
00339                 widget->addItems(splitted.last().split(';'));
00340 #if FINDOBJECT_NONFREE == 0
00341                 if(key.compare(Settings::kFeature2D_1Detector()) == 0)
00342                 {
00343                         widget->setItemData(5, 0, Qt::UserRole - 1); // disable SIFT
00344                         widget->setItemData(7, 0, Qt::UserRole - 1); // disable SURF
00345                 }
00346                 if(key.compare(Settings::kFeature2D_2Descriptor()) == 0)
00347                 {
00348                         widget->setItemData(2, 0, Qt::UserRole - 1); // disable SIFT
00349                         widget->setItemData(3, 0, Qt::UserRole - 1); // disable SURF
00350                 }
00351                 if(key.compare(Settings::kNearestNeighbor_1Strategy()) == 0)
00352                 {
00353                         // disable FLANN approaches (cannot be used with binary descriptors)
00354                         widget->setItemData(0, 0, Qt::UserRole - 1);
00355                         widget->setItemData(1, 0, Qt::UserRole - 1);
00356                         widget->setItemData(2, 0, Qt::UserRole - 1);
00357                         widget->setItemData(3, 0, Qt::UserRole - 1);
00358                         widget->setItemData(4, 0, Qt::UserRole - 1);
00359                 }
00360 #endif
00361                 widget->setCurrentIndex(splitted.first().toInt());
00362                 connect(widget, SIGNAL(currentIndexChanged(int)), this, SLOT(changeParameter(int)));
00363                 addParameter(layout, key, widget);
00364         }
00365         else
00366         {
00367                 QLineEdit * widget = new QLineEdit(value, this);
00368                 widget->setObjectName(key);
00369                 connect(widget, SIGNAL(editingFinished()), this, SLOT(changeParameter()));
00370                 addParameter(layout, key, widget);
00371         }
00372 }
00373 
00374 void ParametersToolBox::addParameter(QVBoxLayout * layout,
00375                 const QString & key,
00376                 const double & value)
00377 {
00378         QDoubleSpinBox * widget = new QDoubleSpinBox(this);
00379         double def = Settings::getDefaultParameters().value(key).toDouble();
00380         if(def<0.001)
00381         {
00382                 widget->setDecimals(4);
00383         }
00384         else if(def<0.01)
00385         {
00386                 widget->setDecimals(3);
00387         }
00388 
00389         if(def>=0.0)
00390         {
00391                 widget->setMaximum(def*1000000.0);
00392         }
00393         else if(def==0.0)
00394         {
00395                 widget->setMaximum(1000000.0);
00396         }
00397         else if(def<0.0)
00398         {
00399                 widget->setMinimum(def*1000000.0);
00400                 widget->setMaximum(0.0);
00401         }
00402         widget->setValue(value);
00403         widget->setObjectName(key);
00404         connect(widget, SIGNAL(editingFinished()), this, SLOT(changeParameter()));
00405         addParameter(layout, key, widget);
00406 }
00407 
00408 void ParametersToolBox::addParameter(QVBoxLayout * layout,
00409                 const QString & key,
00410                 const int & value)
00411 {
00412         QSpinBox * widget = new QSpinBox(this);
00413         int def = Settings::getDefaultParameters().value(key).toInt();
00414 
00415         if(def>0)
00416         {
00417                 widget->setMaximum(def*1000000);
00418         }
00419         else if(def == 0)
00420         {
00421                 widget->setMaximum(1000000);
00422         }
00423         else if(def<0)
00424         {
00425                 widget->setMinimum(def*1000000);
00426                 widget->setMaximum(0);
00427         }
00428         widget->setValue(value);
00429         widget->setObjectName(key);
00430         connect(widget, SIGNAL(editingFinished()), this, SLOT(changeParameter()));
00431         addParameter(layout, key, widget);
00432 }
00433 
00434 void ParametersToolBox::addParameter(QVBoxLayout * layout,
00435                 const QString & key,
00436                 const bool & value)
00437 {
00438         QCheckBox * widget = new QCheckBox(this);
00439         widget->setChecked(value);
00440         widget->setObjectName(key);
00441         connect(widget, SIGNAL(stateChanged(int)), this, SLOT(changeParameter(int)));
00442         addParameter(layout, key, widget);
00443 }
00444 
00445 void ParametersToolBox::addParameter(QVBoxLayout * layout, const QString & key, QWidget * widget)
00446 {
00447         QHBoxLayout * hLayout = new QHBoxLayout();
00448         layout->insertLayout(layout->count()-1, hLayout);
00449         QString tmp = key.split('/').last();
00450         if(tmp.at(0).isDigit())
00451         {
00452                 tmp.remove(0,1);
00453         }
00454         QLabel * label = new QLabel(tmp, this);
00455         label->setObjectName(key+"/label");
00456         label->setToolTip(QString("<FONT>%1</FONT>").arg(Settings::getDescriptions().value(key, "")));
00457         label->setTextInteractionFlags(Qt::TextSelectableByMouse);
00458         hLayout->addWidget(label);
00459         hLayout->addWidget(widget);
00460 }
00461 
00462 void ParametersToolBox::changeParameter(const QString & value)
00463 {
00464         if(sender())
00465         {
00466                 Settings::setParameter(sender()->objectName(), value);
00467                 QStringList paramChanged;
00468                 paramChanged.append(sender()->objectName());
00469                 Q_EMIT parametersChanged(paramChanged);
00470         }
00471 }
00472 void ParametersToolBox::changeParameter()
00473 {
00474         if(sender())
00475         {
00476                 QDoubleSpinBox * doubleSpinBox = qobject_cast<QDoubleSpinBox*>(sender());
00477                 QSpinBox * spinBox = qobject_cast<QSpinBox*>(sender());
00478                 QLineEdit * lineEdit = qobject_cast<QLineEdit*>(sender());
00479                 if(doubleSpinBox)
00480                 {
00481                         Settings::setParameter(sender()->objectName(), doubleSpinBox->value());
00482                 }
00483                 else if(spinBox)
00484                 {
00485                         if(spinBox->objectName().compare(Settings::kHomography_minimumInliers()) == 0 &&
00486                            spinBox->value() < 4)
00487                         {
00488                                 Settings::setHomography_minimumInliers(4);
00489                                 spinBox->blockSignals(true);
00490                                 this->updateParameter(Settings::kHomography_minimumInliers());
00491                                 spinBox->blockSignals(false);
00492                         }
00493                         else
00494                         {
00495                                 Settings::setParameter(sender()->objectName(), spinBox->value());
00496                         }
00497                 }
00498                 else if(lineEdit)
00499                 {
00500                         Settings::setParameter(sender()->objectName(), lineEdit->text());
00501                 }
00502                 QStringList paramChanged;
00503                 paramChanged.append(sender()->objectName());
00504                 Q_EMIT parametersChanged(paramChanged);
00505         }
00506 }
00507 
00508 void ParametersToolBox::changeParameter(const int & value)
00509 {
00510         if(sender())
00511         {
00512                 QStringList paramChanged;
00513                 QComboBox * comboBox = qobject_cast<QComboBox*>(sender());
00514                 QCheckBox * checkBox = qobject_cast<QCheckBox*>(sender());
00515                 if(comboBox)
00516                 {
00517                         bool nnStrategyChanged = false;
00518                         //verify binary issue with nearest neighbor strategy
00519                         if(comboBox->objectName().compare(Settings::kFeature2D_2Descriptor()) == 0 ||
00520                            comboBox->objectName().compare(Settings::kNearestNeighbor_1Strategy()) == 0)
00521                         {
00522                                 QComboBox * descriptorBox = (QComboBox*)this->getParameterWidget(Settings::kFeature2D_2Descriptor());
00523                                 QComboBox * nnBox = (QComboBox*)this->getParameterWidget(Settings::kNearestNeighbor_1Strategy());
00524                                 QComboBox * distBox = (QComboBox*)this->getParameterWidget(Settings::kNearestNeighbor_2Distance_type());
00525                                 bool isBinaryDescriptor = descriptorBox->currentText().compare("ORB") == 0 ||
00526                                                                                   descriptorBox->currentText().compare("Brief") == 0 ||
00527                                                                                   descriptorBox->currentText().compare("BRISK") == 0 ||
00528                                                                                   descriptorBox->currentText().compare("FREAK") == 0;
00529                                 if(isBinaryDescriptor && nnBox->currentText().compare("Lsh") != 0 && nnBox->currentText().compare("BruteForce") != 0)
00530                                 {
00531                                         QMessageBox::warning(this,
00532                                                         tr("Warning"),
00533                                                         tr("Current selected descriptor type (\"%1\") is binary while nearest neighbor strategy is not (\"%2\").\n"
00534                                                            "Falling back to \"BruteForce\" nearest neighbor strategy with Hamming distance (by default).")
00535                                                            .arg(descriptorBox->currentText())
00536                                                            .arg(nnBox->currentText()));
00537                                         QString tmp = Settings::getNearestNeighbor_1Strategy();
00538                                         *tmp.begin() = '6'; // set BruteForce
00539                                         Settings::setNearestNeighbor_1Strategy(tmp);
00540                                         tmp = Settings::getNearestNeighbor_2Distance_type();
00541                                         *tmp.begin() = '8'; // set HAMMING
00542                                         Settings::setNearestNeighbor_2Distance_type(tmp);
00543                                         nnBox->blockSignals(true);
00544                                         distBox->blockSignals(true);
00545                                         this->updateParameter(Settings::kNearestNeighbor_1Strategy());
00546                                         this->updateParameter(Settings::kNearestNeighbor_2Distance_type());
00547                                         nnBox->blockSignals(false);
00548                                         distBox->blockSignals(false);
00549                                         if(sender() == nnBox)
00550                                         {
00551                                                 this->updateParametersVisibility();
00552                                                 return;
00553                                         }
00554                                         nnStrategyChanged = true;
00555                                         paramChanged.append(Settings::kNearestNeighbor_1Strategy());
00556                                         paramChanged.append(Settings::kNearestNeighbor_2Distance_type());
00557                                 }
00558                                 else if(!isBinaryDescriptor && nnBox->currentText().compare("Lsh") == 0)
00559                                 {
00560                                         QMessageBox::warning(this,
00561                                                         tr("Warning"),
00562                                                         tr("Current selected descriptor type (\"%1\") is not binary while nearest neighbor strategy is (\"%2\").\n"
00563                                                            "Falling back to \"KDTree\" nearest neighbor strategy with Euclidean_L2 distance (by default).")
00564                                                            .arg(descriptorBox->currentText())
00565                                                            .arg(nnBox->currentText()));
00566                                         QString tmp = Settings::getNearestNeighbor_1Strategy();
00567                                         *tmp.begin() = '1'; // set KDTree
00568                                         Settings::setNearestNeighbor_1Strategy(tmp);
00569                                         tmp = Settings::getNearestNeighbor_2Distance_type();
00570                                         *tmp.begin() = '0'; // set EUCLIDEAN_L2
00571                                         Settings::setNearestNeighbor_2Distance_type(tmp);
00572                                         nnBox->blockSignals(true);
00573                                         distBox->blockSignals(true);
00574                                         this->updateParameter(Settings::kNearestNeighbor_1Strategy());
00575                                         this->updateParameter(Settings::kNearestNeighbor_2Distance_type());
00576                                         nnBox->blockSignals(false);
00577                                         distBox->blockSignals(false);
00578                                         if(sender() == nnBox)
00579                                         {
00580                                                 this->updateParametersVisibility();
00581                                                 return;
00582                                         }
00583                                         nnStrategyChanged = true;
00584                                         paramChanged.append(Settings::kNearestNeighbor_1Strategy());
00585                                         paramChanged.append(Settings::kNearestNeighbor_2Distance_type());
00586                                 }
00587                         }
00588 
00589                         // Distance issue when using nearest neighbor strategy using CV_32F type, though Lsh support all type (doesn't crash at least)
00590                         if(nnStrategyChanged ||
00591                            comboBox->objectName().compare(Settings::kNearestNeighbor_1Strategy()) == 0 ||
00592                            comboBox->objectName().compare(Settings::kNearestNeighbor_2Distance_type()) == 0)
00593                         {
00594                                 QComboBox * nnBox = (QComboBox*)this->getParameterWidget(Settings::kNearestNeighbor_1Strategy());
00595                                 QComboBox * distBox = (QComboBox*)this->getParameterWidget(Settings::kNearestNeighbor_2Distance_type());
00596                                 if(nnBox->currentText().compare("BruteForce") != 0 && nnBox->currentText().compare("Lsh") != 0 && distBox->currentIndex() > 1)
00597                                 {
00598                                         QMessageBox::warning(this,
00599                                                                                 tr("Warning"),
00600                                                                                 tr("Current selected nearest neighbor strategy type (\"%1\") cannot handle distance strategy (\"%2\").\n"
00601                                                                                    "Falling back to \"EUCLIDEAN_L2\" distance strategy (by default).")
00602                                                                                    .arg(nnBox->currentText())
00603                                                                                    .arg(distBox->currentText()));
00604                                         QString tmp = Settings::getNearestNeighbor_2Distance_type();
00605                                         *tmp.begin() = '0'; // set index
00606                                         Settings::setNearestNeighbor_2Distance_type(tmp);
00607                                         distBox->blockSignals(true);
00608                                         this->updateParameter(Settings::kNearestNeighbor_2Distance_type());
00609                                         distBox->blockSignals(false);
00610                                         if(sender() == distBox)
00611                                         {
00612                                                 this->updateParametersVisibility();
00613                                                 return;
00614                                         }
00615                                         paramChanged.append(Settings::kNearestNeighbor_2Distance_type());
00616                                 }
00617                         }
00618 
00619                         QStringList items;
00620                         for(int i=0; i<comboBox->count(); ++i)
00621                         {
00622                                 items.append(comboBox->itemText(i));
00623                         }
00624                         QString merged = QString::number(value) + QString(":") + items.join(";");
00625                         Settings::setParameter(sender()->objectName(), merged);
00626 
00627                         this->updateParametersVisibility();
00628                 }
00629                 else if(checkBox)
00630                 {
00631                         Settings::setParameter(sender()->objectName(), value==Qt::Checked?true:false);
00632                 }
00633 
00634                 paramChanged.append(sender()->objectName());
00635                 Q_EMIT parametersChanged(paramChanged);
00636         }
00637 }
00638 
00639 } // namespace find_object


find_object_2d
Author(s): Mathieu Labbe
autogenerated on Thu Feb 11 2016 22:57:56