\Fractals
FD.H
From: MX%"BJ06@C53000.PETROBRAS.ANRJ.BR" 29-SEP-1994 05:33:04.02 To: MX%"noel@erich.triumf.ca" CC: Subj: FD.H (Header file for FD3DOS.CPP) Return-Path:Received: from fpsp.fapesp.br by Erich.Triumf.CA (MX V4.0-1 VAX) with SMTP; Thu, 29 Sep 1994 05:32:58 PST Received: from DECNET-MAIL by fpsp.fapesp.br with PMDF#10108; Thu, 29 Sep 1994 09:28 BSC (-0300 C) Date: Thu, 29 Sep 1994 09:28 BSC (-0300 C) From: "FAUSTO Arinos de Almeida Barbuto (Totxo)" Subject: FD.H (Header file for FD3DOS.CPP) To: noel@erich.triumf.ca Message-ID: <04FD1053E000BF48@fpsp.fapesp.br> X-Envelope-to: noel@erich.triumf.ca X-VMS-To: @NOEL References: ANSP network HEPnet SPAN Bitnet Internet gateway Comments: @FPSP.FAPESP.BR - @FPSP.HEPNET - @BRFAPESP.BITNET - .BR gateway /* BEGIN NOTICE Copyright (c) 1992 by John Sarraille and Peter DiFalco (john@ishi.csustan.edu) Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation. The algorithm used in this program was inspired by the paper entitled "A Fast Algorithm To Determine Fractal Dimensions By Box Counting", which was written by Liebovitch and Toth, and which appeared in the journal "Physics Letters A", volume 141, pp 386-390, (1989). This program is not warranteed: use at your own risk. END NOTICE */ /* fd.h Header file for Fractal Dimension Programs */ #define MASK(n) (((unsigned long int) 1)<<(n)) #define IS_A_ONE(x,n) ((x) & MASK(n)) #define false (0) #define true (1) #define sizul sizeof(unsigned long int) #define numbits (8*sizul) /* Use this (change to true) for a small amount of checking. */ #define checking (false) /* This gives EXCESSIVE output -- even with tiny input sets -- use in a way that allows you to abort when you have seen enough. */ #define debugging (false) typedef unsigned long int ulong; typedef struct QHeader { long int Qfront, /* indexes used as pointers to the front */ Qrear; /* and rear of the queue */ } QHeader; /* Some things that are global variables. */ FILE *infile; int embed_dim, /* How many coordinates points have. */ *marker; /* To mark queues during radix sort */ ulong **data, /* initial array of data points */ dataLines, /* number of data points in input file */ *diff_test; /* XOR's of pairs of coordinates */ long int *next_after, /* array for pointers to data. */ avail; /* avail list pointer */ QHeader Q[2]; /* array of two queues for the radix sort */