ConvertFromDouble

Syntax

void ConvertFromDouble(double val,unsigned char *cnv);

Header

base/rconvert.h

Library

Description

The ConvertFromDouble function converts from a variable of type double to a sequence of little-endian ordered bytes.

The number to convert is given by the argument val and the sequence of bytes are stored at the location pointed to by cnv.

Returns

None

Errors

None

Example

Source Code: ConvertFromDouble.c

/* ConvertFromDouble.c
   ===================
   Author: R.J.Barnes
 Copyright (c) 2012 The Johns Hopkins University/Applied Physics Laboratory

This file is part of the Radar Software Toolkit (RST).

RST 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 3 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.

You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.

Modifications:



#include <stdio.h>
#include <stdlib.h>
#include "rtypes.h"
#include "rconvert.h"

int main(int argc,char *argv[]) {
  int i;
  double val;
  unsigned char buf[8];
  
  val=0.5;
  ConvertFromDouble(val,buf);
  
  fprintf(stdout,"val=%g'n",val);
  fprintf(stdout,"buf=");
  for (i=0;i<8;i++) fprintf(stdout,"%.2x",buf[i]);
  fprintf(stdout,"'n");
  return 0;
}