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def.h revision 1.1 
      1 /*-
      2  * Copyright (c) 1990 The Regents of the University of California.
      3  * All rights reserved.
      4  *
      5  * This code is derived from software contributed to Berkeley by
      6  * Ed James.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by the University of
     19  *	California, Berkeley and its contributors.
     20  * 4. Neither the name of the University nor the names of its contributors
     21  *    may be used to endorse or promote products derived from this software
     22  *    without specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  *
     36  *	@(#)def.h	5.2 (Berkeley) 4/30/90
     37  */
     38 
     39 /*
     40  * Copyright (c) 1987 by Ed James, UC Berkeley.  All rights reserved.
     41  *
     42  * Copy permission is hereby granted provided that this notice is
     43  * retained on all partial or complete copies.
     44  *
     45  * For more info on this and all of my stuff, mail edjames (at) berkeley.edu.
     46  */
     47 
     48 #define AUTHOR_STR		"ATC - by Ed James"
     49 
     50 #define PI			3.14159654
     51 
     52 #define LOWFUEL			15
     53 
     54 #define REALLOC			10
     55 
     56 #define SGN(x)			((x < 0) ? -1 : ((x > 0) ? 1 : 0))
     57 #define ABS(x)			((x < 0) ? -(x) : (x))
     58 #define DIR_FROM_DXDY(dx,dy)	((int) (atan2((double)(dy), (double)(dx)) \
     59 				* MAXDIR / (2 * PI) + 2.5 + MAXDIR) % MAXDIR)
     60 
     61 #define MAXDIR		8
     62 
     63 #define D_LEFT		1
     64 #define D_RIGHT		2
     65 #define D_UP		3
     66 #define D_DOWN		4
     67 
     68 #define T_NODEST	0
     69 #define T_BEACON	1
     70 #define T_EXIT		2
     71 #define T_AIRPORT	3
     72 
     73 #define S_NONE		0
     74 #define S_GONE		1
     75 #define S_MARKED	2
     76 #define S_UNMARKED	3
     77 #define S_IGNORED	4
     78 
     79 #define INPUT_LINES	3
     80 #define PLANE_COLS	20
     81