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mirror of https://bitbucket.org/librepilot/librepilot.git synced 2025-01-05 16:46:06 +01:00
LibrePilot/ground/openpilotgcs/src/plugins/uavtalk/telemetry.h
stac 7195862d77 build: Move openpilotgcs into its own subdirectory
This will allow us to build a parent project for
qt-creator that sits above both openpilotgcs and
uavobjgenerator so that we can build both projects
at the same time.

git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@2528 ebee16cc-31ac-478f-84a7-5cbb03baadba
2011-01-22 17:40:26 +00:00

144 lines
4.3 KiB
C++

/**
******************************************************************************
*
* @file telemetry.h
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @addtogroup GCSPlugins GCS Plugins
* @{
* @addtogroup UAVTalkPlugin UAVTalk Plugin
* @{
* @brief The UAVTalk protocol plugin
*****************************************************************************/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef TELEMETRY_H
#define TELEMETRY_H
#include "uavtalk.h"
#include "uavobjectmanager.h"
#include "gcstelemetrystats.h"
#include <QMutex>
#include <QMutexLocker>
#include <QTimer>
#include <QQueue>
class Telemetry: public QObject
{
Q_OBJECT
public:
typedef struct {
quint32 txBytes;
quint32 rxBytes;
quint32 txObjectBytes;
quint32 rxObjectBytes;
quint32 rxObjects;
quint32 txObjects;
quint32 txErrors;
quint32 rxErrors;
quint32 txRetries;
} TelemetryStats;
Telemetry(UAVTalk* utalk, UAVObjectManager* objMngr);
TelemetryStats getStats();
void resetStats();
signals:
private slots:
void objectUpdatedAuto(UAVObject* obj);
void objectUpdatedManual(UAVObject* obj);
void objectUnpacked(UAVObject* obj);
void updateRequested(UAVObject* obj);
void newObject(UAVObject* obj);
void newInstance(UAVObject* obj);
void processPeriodicUpdates();
void transactionCompleted(UAVObject* obj);
void transactionTimeout();
private:
// Constants
static const int REQ_TIMEOUT_MS = 250;
static const int MAX_RETRIES = 2;
static const int MAX_UPDATE_PERIOD_MS = 1000;
static const int MIN_UPDATE_PERIOD_MS = 1;
static const int MAX_QUEUE_SIZE = 20;
// Types
/**
* Events generated by objects
*/
typedef enum {
EV_UNPACKED = 0x01, /** Object data updated by unpacking */
EV_UPDATED = 0x02, /** Object data updated by changing the data structure */
EV_UPDATED_MANUAL = 0x04, /** Object update event manually generated */
EV_UPDATE_REQ = 0x08 /** Request to update object data */
} EventMask;
typedef struct {
UAVObject* obj;
qint32 updatePeriodMs; /** Update period in ms or 0 if no periodic updates are needed */
qint32 timeToNextUpdateMs; /** Time delay to the next update */
} ObjectTimeInfo;
typedef struct {
UAVObject* obj;
EventMask event;
bool allInstances;
} ObjectQueueInfo;
typedef struct {
UAVObject* obj;
bool allInstances;
bool objRequest;
qint32 retriesRemaining;
bool acked;
} ObjectTransactionInfo;
// Variables
UAVObjectManager* objMngr;
UAVTalk* utalk;
GCSTelemetryStats* gcsStatsObj;
QList<ObjectTimeInfo> objList;
QQueue<ObjectQueueInfo> objQueue;
QQueue<ObjectQueueInfo> objPriorityQueue;
ObjectTransactionInfo transInfo;
bool transPending;
QMutex* mutex;
QTimer* updateTimer;
QTimer* transTimer;
QTimer* statsTimer;
qint32 timeToNextUpdateMs;
quint32 txErrors;
quint32 txRetries;
// Methods
void registerObject(UAVObject* obj);
void addObject(UAVObject* obj);
void setUpdatePeriod(UAVObject* obj, qint32 periodMs);
void connectToObjectInstances(UAVObject* obj, quint32 eventMask);
void updateObject(UAVObject* obj);
void processObjectUpdates(UAVObject* obj, EventMask event, bool allInstances, bool priority);
void processObjectTransaction();
void processObjectQueue();
};
#endif // TELEMETRY_H