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Quadratic fractal set generation.

/*******************************************************************************
+*  Fractal set generation for quadratic maps.
+*  Copyright (C) 2011, Raúl Durán Díaz, raul.duran@uah.es
+*
+*  This program 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 <http://www.gnu.org/licenses/>.
*******************************************************************************/
/*******************************************************************************
+* Mandel del Alberto.
+*
+* 7.07.2005
+*
+* $Id: fractal.c,v 1.2 2011/10/18 09:02:34 cvsmgr Exp $
+* $Name:  $
*******************************************************************************/
# include <stdlib.h>
# include <stdio.h>
# include <string.h>
# include <math.h>
# include <time.h>
# include "genfractal.h"

int main(int argc, char *argv[])
{
char   img_name[512];
int    img_number = 0;
time_t hora = time(NULL);
struct tm  *t_hora = localtime(&hora);

   if (argc != 8)
   {
      fprintf(stderr, "Usage: %s <output base filename> <itermax> "
                      "<xi> <eta> <side_length> <offset x> <offset y>\n", argv[0]);
      return 1;
   }

   printf("Fractal Generator\n");
   printf("Generating fractal with the following parameters:\n\n");
   printf("Iterations:  %d\n",  atoi(argv[2]));
   printf("Xi:          %lf\n", atof(argv[3]));
   printf("Eta:         %lf\n", atof(argv[4]));
   printf("Side length: %lf\n", atof(argv[5]));
   printf("Offset X:    %lf\n", atof(argv[6]));
   printf("Offset Y:    %lf\n", atof(argv[7]));
   printf("Date:        %2d.%02d.%d %2d:%02d\n",
                                t_hora->tm_mday,
                                t_hora->tm_mon  + 1,
                                t_hora->tm_year + 1900,
                                t_hora->tm_hour,
                                t_hora->tm_min);

   sprintf(img_name, "%s_%02d.png", argv[1], img_number++);

   return GenFractal(img_name, atof(argv[3]), atof(argv[4]),
                               atoi(argv[2]), atof(argv[5]),
                               atof(argv[6]), atof(argv[7]));
}