MainWindow.h

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/*
Copyright (c) 2010-2016, Mathieu Labbe - IntRoLab - Universite de Sherbrooke
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
    * Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright
      notice, this list of conditions and the following disclaimer in the
      documentation and/or other materials provided with the distribution.
    * Neither the name of the Universite de Sherbrooke nor the
      names of its contributors may be used to endorse or promote products
      derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#ifndef RTABMAP_MAINWINDOW_H_
#define RTABMAP_MAINWINDOW_H_

#include "rtabmap/gui/RtabmapGuiExp.h" // DLL export/import defines

#include "rtabmap/utilite/UEventsHandler.h"
#include <QMainWindow>
#include <QtCore/QSet>
#include "rtabmap/core/RtabmapEvent.h"
#include "rtabmap/core/SensorData.h"
#include "rtabmap/core/OdometryEvent.h"
#include "rtabmap/core/CameraInfo.h"
#include "rtabmap/core/Optimizer.h"
#include "rtabmap/gui/PreferencesDialog.h"

#include <pcl/point_cloud.h>
#include <pcl/point_types.h>
#include <pcl/PolygonMesh.h>
#include <pcl/pcl_base.h>
#include <pcl/TextureMesh.h>

namespace rtabmap {
class CameraThread;
class OdometryThread;
class IMUThread;
class CloudViewer;
class LoopClosureViewer;
class OccupancyGrid;
}

class QGraphicsScene;
class Ui_mainWindow;
class QActionGroup;

namespace rtabmap {

class LikelihoodScene;
class AboutDialog;
class Plot;
class PdfPlotCurve;
class StatsToolBox;
class ProgressDialog;
class TwistGridWidget;
class ExportCloudsDialog;
class ExportBundlerDialog;
class PostProcessingDialog;
class DepthCalibrationDialog;
class DataRecorder;
class OctoMap;
class MultiSessionLocWidget;

class RTABMAPGUI_EXP MainWindow : public QMainWindow, public UEventsHandler
{
        Q_OBJECT

public:
        enum State {
                kIdle,
                kInitializing,
                kInitialized,
                kApplicationClosing,
                kClosing,
                kStartingDetection,
                kDetecting,
                kPaused,
                kMonitoring,
                kMonitoringPaused
        };

public:
        MainWindow(PreferencesDialog * prefDialog = 0, QWidget * parent = 0, bool showSplashScreen = true);
        virtual ~MainWindow();

        QString getWorkingDirectory() const;
        void setMonitoringState(bool pauseChecked = false); // in monitoring state, only some actions are enabled
        bool isSavedMaximized() const {return _savedMaximized;}

        bool isProcessingStatistics() const {return _processingStatistics;}
        bool isProcessingOdometry() const {return _processingOdometry;}

        bool isDatabaseUpdated() const { return _databaseUpdated; }

public Q_SLOTS:
        virtual void processStats(const rtabmap::Statistics & stat);
        void updateCacheFromDatabase(const QString & path);
        void openDatabase(const QString & path, const rtabmap::ParametersMap & overridedParameters = rtabmap::ParametersMap());
        void updateParameters(const rtabmap::ParametersMap & parameters);

protected:
        virtual void closeEvent(QCloseEvent* event);
        virtual bool handleEvent(UEvent* anEvent);
        virtual void showEvent(QShowEvent* anEvent);
        virtual void moveEvent(QMoveEvent* anEvent);
        virtual void resizeEvent(QResizeEvent* anEvent);
        virtual void keyPressEvent(QKeyEvent *event);
        virtual bool eventFilter(QObject *obj, QEvent *event);

protected Q_SLOTS:
        virtual void changeState(MainWindow::State state);
        virtual void newDatabase();
        virtual void openDatabase();
        virtual bool closeDatabase();
        virtual void startDetection();
        virtual void pauseDetection();
        virtual void stopDetection();
        virtual void saveConfigGUI();
        virtual void downloadAllClouds();
        virtual void downloadPoseGraph();
        virtual void clearTheCache();
        virtual void openHelp();
        virtual void openPreferences();
        virtual void openPreferencesSource();
        virtual void setDefaultViews();
        virtual void resetOdometry();
        virtual void triggerNewMap();
        virtual void deleteMemory();

protected Q_SLOTS:
        void beep();
        void cancelProgress();
        void configGUIModified();
        void editDatabase();
        void notifyNoMoreImages();
        void printLoopClosureIds();
        void generateGraphDOT();
        void exportPosesRaw();
        void exportPosesRGBDSLAM();
        void exportPosesRGBDSLAMMotionCapture();
        void exportPosesRGBDSLAMID();
        void exportPosesKITTI();
        void exportPosesTORO();
        void exportPosesG2O();
        void exportImages();
        void exportOctomap();
        void showPostProcessingDialog();
        void depthCalibration();
        void openWorkingDirectory();
        void updateEditMenu();
        void selectStream();
        void selectOpenni();
        void selectFreenect();
        void selectOpenniCv();
        void selectOpenniCvAsus();
        void selectOpenni2();
        void selectFreenect2();
        void selectK4W2();
        void selectK4A();
        void selectRealSense();
        void selectRealSense2();
        void selectRealSense2L515();
        void selectRealSense2Stereo();
        void selectStereoDC1394();
        void selectStereoFlyCapture2();
        void selectStereoZed();
        void selectStereoZedOC();
        void selectStereoTara();
        void selectStereoUsb();
        void selectMyntEyeS();
        void selectDepthAIOAKD();
        void selectDepthAIOAKDLite();
        void dumpTheMemory();
        void dumpThePrediction();
        void sendGoal();
        void sendWaypoints();
        void postGoal();
        void postGoal(const QString & goal);
        void cancelGoal();
        void label();
        void removeLabel();
        void updateCacheFromDatabase();
        void anchorCloudsToGroundTruth();
        void selectScreenCaptureFormat(bool checked);
        void takeScreenshot();
        void updateElapsedTime();
        void processCameraInfo(const rtabmap::CameraInfo & info);
        void processOdometry(const rtabmap::OdometryEvent & odom, bool dataIgnored);
        void applyPrefSettings(PreferencesDialog::PANEL_FLAGS flags);
        void applyPrefSettings(const rtabmap::ParametersMap & parameters);
        void processRtabmapEventInit(int status, const QString & info);
        void processRtabmapEvent3DMap(const rtabmap::RtabmapEvent3DMap & event);
        void processRtabmapGlobalPathEvent(const rtabmap::RtabmapGlobalPathEvent & event);
        void processRtabmapLabelErrorEvent(int id, const QString & label);
        void processRtabmapGoalStatusEvent(int status);
        void changeImgRateSetting();
        void changeDetectionRateSetting();
        void changeTimeLimitSetting();
        void changeMappingMode();
        void setAspectRatio(int w, int h);
        void setAspectRatio16_9();
        void setAspectRatio16_10();
        void setAspectRatio4_3();
        void setAspectRatio240p();
        void setAspectRatio360p();
        void setAspectRatio480p();
        void setAspectRatio720p();
        void setAspectRatio1080p();
        void setAspectRatioCustom();
        void exportGridMap();
        void exportClouds();
        void exportBundlerFormat();
        void viewClouds();
        void dataRecorder();
        void dataRecorderDestroyed();
        void updateNodeVisibility(int, bool);
        void updateGraphView();

Q_SIGNALS:
        void statsReceived(const rtabmap::Statistics &);
        void statsProcessed();
        void cameraInfoReceived(const rtabmap::CameraInfo &);
        void cameraInfoProcessed();
        void odometryReceived(const rtabmap::OdometryEvent &, bool);
        void odometryProcessed();
        void thresholdsChanged(int, int);
        void stateChanged(MainWindow::State);
        void rtabmapEventInitReceived(int status, const QString & info);
        void rtabmapEvent3DMapReceived(const rtabmap::RtabmapEvent3DMap & event);
        void rtabmapEvent3DMapProcessed();
        void rtabmapGlobalPathEventReceived(const rtabmap::RtabmapGlobalPathEvent & event);
        void rtabmapLabelErrorReceived(int id, const QString & label);
        void rtabmapGoalStatusEventReceived(int status);
        void imgRateChanged(double);
        void detectionRateChanged(double);
        void timeLimitChanged(float);
        void mappingModeChanged(bool);
        void noMoreImagesReceived();
        void loopClosureThrChanged(qreal);
        void twistReceived(float x, float y, float z, float roll, float pitch, float yaw, int row, int col);

private:
        void update3DMapVisibility(bool cloudsShown, bool scansShown);
        void updateMapCloud(
                        const std::map<int, Transform> & poses,
                        const std::multimap<int, Link> & constraints,
                        const std::map<int, int> & mapIds,
                        const std::map<int, std::string> & labels,
                        const std::map<int, Transform> & groundTruths,
                        const std::map<int, Transform> & odomCachePoses = std::map<int, Transform>(),
                        const std::multimap<int, Link> & odomCacheConstraints = std::multimap<int, Link>(),
                        bool verboseProgress = false,
                        std::map<std::string, float> * stats = 0);
        std::pair<pcl::PointCloud<pcl::PointXYZRGB>::Ptr, pcl::IndicesPtr> createAndAddCloudToMap(int nodeId,   const Transform & pose, int mapId);
        void createAndAddScanToMap(int nodeId, const Transform & pose, int mapId);
        void createAndAddFeaturesToMap(int nodeId, const Transform & pose, int mapId);
        Transform alignPosesToGroundTruth(const std::map<int, Transform> & poses, const std::map<int, Transform> & groundTruth);
        void drawKeypoints(const std::multimap<int, cv::KeyPoint> & refWords, const std::multimap<int, cv::KeyPoint> & loopWords);
        void drawLandmarks(cv::Mat & image, const Signature & signature);
        void setupMainLayout(bool vertical);
        void updateSelectSourceMenu();
        void applyPrefSettings(const rtabmap::ParametersMap & parameters, bool postParamEvent);
        void saveFigures();
        void loadFigures();
        void exportPoses(int format);
        QString captureScreen(bool cacheInRAM = false, bool png = true);

protected:
        Ui_mainWindow * ui() { return _ui; }
        const State & state() const { return _state; }

        const QMap<int, Signature> & cachedSignatures() const { return _cachedSignatures;}
        const std::map<int, Transform> & currentPosesMap() const { return _currentPosesMap; }  // <nodeId, pose>
        const std::map<int, Transform> & currentGTPosesMap() const { return _currentGTPosesMap; }  // <nodeId, pose>
        std::map<int, Transform> currentVisiblePosesMap() const; // <nodeId, pose>
        const std::multimap<int, Link> & currentLinksMap() const { return _currentLinksMap; }  // <nodeFromId, link>
        const std::map<int, int> & currentMapIds() const { return _currentMapIds; }    // <nodeId, mapId>
        const std::map<int, std::string> & currentLabels() const { return _currentLabels; }  // <nodeId, label>
        const std::map<int, std::pair<pcl::PointCloud<pcl::PointXYZRGB>::Ptr, pcl::IndicesPtr> > & cachedClouds() const { return _cachedClouds; }
        const std::map<int, LaserScan> & createdScans() const { return _createdScans; }
        const std::map<int, pcl::PointCloud<pcl::PointXYZRGB>::Ptr> & createdFeatures() const { return _createdFeatures; }

        const rtabmap::OccupancyGrid * occupancyGrid() const { return _occupancyGrid; }
        const rtabmap::OctoMap * octomap() const { return _octomap; }

        rtabmap::ProgressDialog * progressDialog() { return _progressDialog; }
        rtabmap::CloudViewer * cloudViewer() const { return _cloudViewer; }
        rtabmap::LoopClosureViewer * loopClosureViewer() const { return _loopClosureViewer; }

        void setCloudViewer(rtabmap::CloudViewer * cloudViewer);
        void setLoopClosureViewer(rtabmap::LoopClosureViewer * loopClosureViewer);

        void setNewDatabasePathOutput(const QString & newDatabasePathOutput) {_newDatabasePathOutput = newDatabasePathOutput;}
        const QString & newDatabasePathOutput() const { return _newDatabasePathOutput; }

        virtual ParametersMap getCustomParameters() {return ParametersMap();}
        virtual Camera * createCamera(
                        Camera ** odomSensor,
                        Transform & odomSensorExtrinsics,
                        double & odomSensorTimeOffset,
                        float & odomSensorScaleFactor);

        void postProcessing(
                        bool refineNeighborLinks,
                        bool refineLoopClosureLinks,
                        // Detect more loop closures params:
                        bool detectMoreLoopClosures,
                        double clusterRadius,
                        double clusterAngle,
                        int iterations,
                        bool interSession,
                        bool intraSession,
                        // SBA params:
                        bool sba,
                        int sbaIterations,
                        double sbaVariance,
                        Optimizer::Type sbaType,
                        double sbaRematchFeatures,
                        bool abortIfDataMissing = true);

private:
        Ui_mainWindow * _ui;

        State _state;
        rtabmap::CameraThread * _camera;
        rtabmap::OdometryThread * _odomThread;
        rtabmap::IMUThread * _imuThread;

        //Dialogs
        PreferencesDialog * _preferencesDialog;
        AboutDialog * _aboutDialog;
        ExportCloudsDialog * _exportCloudsDialog;
        ExportBundlerDialog * _exportBundlerDialog;
        PostProcessingDialog * _postProcessingDialog;
        DepthCalibrationDialog * _depthCalibrationDialog;
        DataRecorder * _dataRecorder;

        QSet<int> _lastIds;
        int _lastId;
        double _firstStamp;
        bool _processingStatistics;
        bool _processingDownloadedMap;
        bool _recovering;
        bool _odometryReceived;
        QString _newDatabasePath;
        QString _newDatabasePathOutput;
        QString _openedDatabasePath;
        QString _defaultOpenDatabasePath;
        bool _databaseUpdated;
        bool _odomImageShow;
        bool _odomImageDepthShow;
        bool _savedMaximized;
        QStringList _waypoints;
        int _waypointsIndex;
        std::vector<CameraModel> _rectCameraModels;
        std::vector<CameraModel> _rectCameraModelsOdom;

        QMap<int, Signature> _cachedSignatures;
        long _cachedMemoryUsage;
        std::map<int, Transform> _currentPosesMap; // <nodeId, pose>
        std::map<int, Transform> _currentGTPosesMap; // <nodeId, pose>
        std::multimap<int, Link> _currentLinksMap; // <nodeFromId, link>
        std::map<int, int> _currentMapIds;   // <nodeId, mapId>
        std::map<int, std::string> _currentLabels; // <nodeId, label>
        std::map<int, std::pair<pcl::PointCloud<pcl::PointXYZRGB>::Ptr, pcl::IndicesPtr> > _cachedClouds;
        long _createdCloudsMemoryUsage;
        std::set<int> _cachedEmptyClouds;
        std::pair<int, std::pair<std::pair<pcl::PointCloud<pcl::PointXYZRGB>::Ptr, pcl::PointCloud<pcl::PointXYZRGBNormal>::Ptr>, pcl::IndicesPtr> > _previousCloud; // used for subtraction
        std::map<int, float> _cachedWordsCount;
        std::map<int, float> _cachedLocalizationsCount;

        std::map<int, LaserScan> _createdScans;

        rtabmap::OccupancyGrid * _occupancyGrid;
        rtabmap::OctoMap * _octomap;

        std::map<int, pcl::PointCloud<pcl::PointXYZRGB>::Ptr> _createdFeatures;

        Transform _odometryCorrection;
        Transform _lastOdomPose;
        bool _processingOdometry;

        QTimer * _oneSecondTimer;
        QTime * _elapsedTime;
        QTime * _logEventTime;

        PdfPlotCurve * _posteriorCurve;
        PdfPlotCurve * _likelihoodCurve;
        PdfPlotCurve * _rawLikelihoodCurve;

        MultiSessionLocWidget * _multiSessionLocWidget;

        ProgressDialog * _progressDialog;

        CloudViewer * _cloudViewer;
        LoopClosureViewer * _loopClosureViewer;

        QString _graphSavingFileName;
        int _exportPosesFrame;
        QMap<int, QString> _exportPosesFileName;
        bool _autoScreenCaptureOdomSync;
        bool _autoScreenCaptureRAM;
        bool _autoScreenCapturePNG;
        QMap<QString, QByteArray> _autoScreenCaptureCachedImages;

        QVector<int> _refIds;
        QVector<int> _loopClosureIds;

        bool _firstCall;
        bool _progressCanceled;
};

}

#endif /* RTABMAP_MainWindow_H_ */