DSMArincSensor.h

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// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 4; tab-width: 4; -*-
// vim: set shiftwidth=4 softtabstop=4 expandtab:
/*
 ********************************************************************
 ** NIDAS: NCAR In-situ Data Acquistion Software
 **
 ** 2004, Copyright University Corporation for Atmospheric Research
 **
 ** 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 2 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.
 **
 ** The LICENSE.txt file accompanying this software contains
 ** a copy of the GNU General Public License. If it is not found,
 ** write to the Free Software Foundation, Inc.,
 ** 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 **
 ********************************************************************
*/
#ifndef NIDAS_DYNLD_RAF_DSMARINCSENSOR_H
#define NIDAS_DYNLD_RAF_DSMARINCSENSOR_H
 
#include <nidas/linux/arinc/arinc.h>
#include <nidas/core/DSMSensor.h>
#include <nidas/core/TimetagAdjuster.h>
#include <nidas/core/VariableConverter.h>
#include <nidas/util/InvalidParameterException.h>
 
// Significant bits masks
//
// 32|31 30|29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11|10  9| 8  7  6  5  4  3  2  1
// --+-----+--------------------------------------------------------+-----+-----------------------
// P | SSM |                                                        | SDI |      8-bit label
 
// bitmask for the Sign Status Matrix
#define SSM 0x60000000
#define NCD 0x20000000
#define TST 0x40000000
 
#define NLABELS 256
 
namespace nidas { namespace dynld { namespace raf {
 
using namespace nidas::core;
 
// inHg to mBar
const float INHG_MBAR  = 33.8639;
 
// NM to meter.
const float NM_MTR  = 1.0 / 1852.0;
 
// ft to meter.
const float FT_MTR  = 0.3048;
 
// G to m/s2 (ACINS).
const float G_MPS2   = 9.7959;
 
// knot to m/s
const float KTS_MS = 0.514791;
 
// ft/min to m/s (VSPD)
const float FPM_MPS  = 0.00508;
 
// radian to degree.
const float RAD_DEG = 180.0 / 3.14159265358979;
 
 
class SortByRateThenLabel {
public:
    bool operator() (const SampleTag* x, const SampleTag* y) const {
        if ( x->getRate() > y->getRate() ) return true;
        if ( x->getRate() < y->getRate() ) return false;
        if ( x->getId()   < y->getId()   ) return true;
        return false;
    }
};
 
class DSMArincSensor : public DSMSensor
{
 
public:
 
    DSMArincSensor();
    ~DSMArincSensor();
 
    IODevice* buildIODevice();
 
    SampleScanner* buildSampleScanner();
 
    void open(int flags);
 
    void close();
 
    void init();
 
    bool process(const Sample*, std::list<const Sample*>& result);
 
    virtual bool processAlta(const dsm_time_t, unsigned char *, int, std::list<const Sample*> &result);
 
    void printStatus(std::ostream& ostr);
 
    virtual double processLabel(const int data, sampleType* stype) = 0;
 
    void fromDOMElement(const xercesc::DOMElement*);
 
    int getInt32TimeTagUsecs() const
    {
        return USECS_PER_MSEC;
    }
 
    unsigned int Speed()    { return _speed; }
 
 
protected:
    void registerWithUDPArincSensor();
 
    int _processed[NLABELS];
    int _observedLabelCnt[NLABELS];
 
    bool _altaEnetDevice;
 
private:
 
    unsigned int _speed;
    unsigned int _parity;
 
    std::map<dsm_sample_id_t,VariableConverter*> _converters;
 
    std::map<dsm_sample_id_t, TimetagAdjuster*> _ttadjusters;
 
};
 
// typedef SampleT<unsigned int> ArincSample;
 
}}} // namespace nidas namespace dynld namespace raf
 
#endif