AntennaGpibMsg.h

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// $Id: AntennaGpibMsg.h,v 1.4 2009/08/25 23:40:42 eml Exp $

#ifndef GCP_ANTENNA_CONTROL_ANTENNAGPIBMSG_H
#define GCP_ANTENNA_CONTROL_ANTENNAGPIBMSG_H

#include "gcp/util/common/GenericTaskMsg.h"

namespace gcp {
  namespace antenna {
    namespace control {

      class AntennaGpibMsg :
    public gcp::util::GenericTaskMsg {

      public:

    enum MsgType {
      CONNECT,
      READOUT_THERMO,
      PROBE_CRYOCON,
      GPIB_CMD,
    };

    MsgType type;

    union {

      struct {
        unsigned device;
        unsigned cmdId;
        int intVals[2];
        float fltVal;
      } gpib;

    } body;

    //------------------------------------------------------------
    // Pack a command to connect to the GPIB controller
    //------------------------------------------------------------

    inline void packConnectMsg()
    {
      genericMsgType_ = 
        gcp::util::GenericTaskMsg::TASK_SPECIFIC;
        
      type = CONNECT;
    }

    //------------------------------------------------------------
    // Pack a command to readout the thermometry
    //------------------------------------------------------------

    inline void packReadoutMsg()
    {
      genericMsgType_ = 
        gcp::util::GenericTaskMsg::TASK_SPECIFIC;
        
      type = READOUT_THERMO;
    }

    //------------------------------------------------------------
    // Pack a GPIB command received from the contrnol system
    //------------------------------------------------------------

    inline void packGpibCmdMsg(unsigned device, unsigned cmdId, int* intVals, float fltVal)
    {
      genericMsgType_ = 
        gcp::util::GenericTaskMsg::TASK_SPECIFIC;
        
      type = GPIB_CMD;

      body.gpib.device     = device;
      body.gpib.cmdId      = cmdId;
      body.gpib.intVals[0] = intVals[0];
      body.gpib.intVals[1] = intVals[1];
      body.gpib.fltVal     = fltVal;
    }

      }; // End class AntennaGpibMsg

    } // End namespace control
  } // End namespace antenna
} // End namespace gcp



#endif // End #ifndef GCP_ANTENNA_CONTROL_ANTENNAGPIBMSG_H