TwoD_USB.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
 **
 ** 2007, 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_2d_usb_h_
#define _nidas_dynld_raf_2d_usb_h_
 
#include <nidas/core/DSMSensor.h>
#include <nidas/dynld/raf/TwoD_Processing.h>
#include <nidas/core/DerivedDataClient.h>
 
#include <nidas/util/EndianConverter.h>
#include <nidas/util/InvalidParameterException.h>
 
#include <nidas/linux/usbtwod/usbtwod.h>
 
namespace nidas { namespace dynld { namespace raf {
 
using namespace nidas::core;
 
class TwoD_USB : public DSMSensor, public TwoD_Processing, public DerivedDataClient
{
 
public:
    TwoD_USB();
    virtual ~TwoD_USB();
 
    IODevice *buildIODevice();
 
    SampleScanner *buildSampleScanner();
 
    void open(int flags);
 
    void close();
 
    int getTASRate() const { return _tasRate; }
 
    void setTASRate(int val) { _tasRate = val; }
 
    void init();
 
    virtual void
    derivedDataNotify(const nidas::core:: DerivedDataReader * s);
 
    void printStatus(std::ostream& ostr);
 
   // virtual int TASToTap2D(Tap2D * t2d, float tas);
    virtual int TASToTap2D(void * t2d, float tas);
 
    virtual float
    Tap2DToTAS(const Tap2D * t2d) const;
    virtual float
    Tap2DToTAS(const Tap2Dv1 * t2d) const;
 
 
protected:
 
    // Probe produces Big Endian.
    static const nidas::util::EndianConverter * bigEndian;
 
    // Tap2D value sent back from driver has little endian ntap value
    static const nidas::util::EndianConverter * littleEndian;
 
    virtual void init_parameters();
 
    virtual void sendTrueAirspeed(float tas);
 
    int _tasRate;
 
    unsigned int _tasOutOfRange;
 
 
    dsm_sample_id_t _sorID;
 
    float _trueAirSpeed;
 
    static const float DefaultTrueAirspeed;
 
private:
 
    TwoD_USB(const TwoD_USB&);
 
    TwoD_USB& operator=(const TwoD_USB&);
};
 
}}}             // namespace nidas namespace dynld namespace raf
 
#endif