getdata_external.c.bak

压缩包内含有M文件中调用C语言函数的程序

#include "matlab.h"
#include "getdata_external.h"
#include <math.h>

extern double measure_from_device(void);

mxArray * Mgetdata(int nargout_)
{ 
   return( mlfScalar( readdata() )); 
}
double readdata(void)
{
   static double t = 0.0;
   t = t + 0.05;
   return sin(t);
}