load_input.c

来自「一个不错的GA-NN的神经网络模型的示范代码。适合入门学习」· C语言 代码 · 共 43 行

/*  load_input.c */

/* 	Copyright 2004-2006 Oswaldo Morizaki */

/* 	This file is part of ga-nn-ag.

    ga-nn-ag 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.

    ga-nn-ag 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 ga-nn-ag; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#include "my_header.h"
#include "aux_prot.h"

int load_input(float *input_buffer, int num_elem_input, const char * filename)
{
	int k;
	FILE * file_pointer;

	if( (file_pointer = fopen(filename,"r")) == NULL)
	{
		return -1;
	}
	for (k=0;k<num_elem_input;k++)
	{
		fgets(char_buffer,BUFFSIZE,file_pointer);
		*(input_buffer+k)=atof(char_buffer);
		*(input_buffer+k) = (input_buffer[k] < 0.1) ? 0.1 : (input_buffer[k] > 0.9) ? 0.9 : input_buffer[k];
	}
	fclose(file_pointer);
	return 1;
}