---

dev_vicon.H

Go to the documentation of this file.

// dev_vicon.H

#ifndef _DEV_VICON_H_
#define _DEV_VICON_H_

#include <ctype.h>
#include "dev/emitter.H"
#include "net/net_stream.H"
#include "mlib/points.H"

class ViconObject : public EVENTsource
{
 protected:
  int      _index;  // index of first data item in array
                    // of doubles Tarsus will send

 public:
  ViconObject( Cstr_ptr &name,
           int index ) : EVENTsource(name), _index(index) {}

  virtual void update_data_and_distrib_event( double *data ) = 0;
};

class DEVice_Vicon : public DEVice, public NetStream {
 protected:
  Network              *_n;
  Wtransf               _device_to_room;
  ARRAY<ViconObject *>  _vicon_obj_list;

 public:
            DEVice_Vicon(Cstr_ptr &dev_name);
   virtual ~DEVice_Vicon() {}

   virtual void sample();
};


// some inlined utility functions

inline char *vicon_getint( char *buf, int *val )
{
  int v;
  for(int i=0;i<sizeof(v);i++)
    ((char *)&v)[i] = buf[i];
  buf += sizeof(v);

  *val = v;

  return buf;
}

inline char *vicon_getdouble( char *buf, double *val )
{
  double v;
  for(int i=0;i<sizeof(v);i++)
    ((char *)&v)[i] = buf[i];
  buf += sizeof(v);

  *val = v;

  return buf;
}

inline char *vicon_getstring( char *buf, str_ptr *val )
{
  int num;
  buf = vicon_getint(buf, &num);

  char tmpbuf[1024];
  for(int j=0;j<num;j++)
    tmpbuf[j] = buf[j];

  tmpbuf[num] = '\0';
  buf += num;

  *val = tmpbuf;

  return buf;
}

inline str_ptr str_left(Cstr_ptr &s, int num)
{
  char buf[1024];

  for(int i=0;i<num;i++)
    buf[i] = s[i];
  buf[num] = '\0';

  return str_ptr(buf);
}

inline void print_bytes( char *buf, int num )
{
  for(int i=0;i<num;i++) {
    cerr << "  " << i << "  "
     << int(buf[i]) << "  "
     << (isprint(buf[i]) ? buf[i] : ' ') << endl;
  }
}

#endif

---