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/* $NetBSD: visual.c,v 1.3 1995/04/22 10:59:39 cgd Exp $ */
/*
* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lint
#if 0
static char sccsid[] = "@(#)visual.c 8.1 (Berkeley) 5/31/93";
#else
static char rcsid[] = "$NetBSD: visual.c,v 1.3 1995/04/22 10:59:39 cgd Exp $";
#endif
#endif /* not lint */
# include "trek.h"
/*
** VISUAL SCAN
**
** A visual scan is made in a particular direction of three sectors
** in the general direction specified. This takes time, and
** Klingons can attack you, so it should be done only when sensors
** are out.
*/
/* This struct[] has the delta x, delta y for particular directions */
struct xy Visdelta[11] =
{
-1, -1,
-1, 0,
-1, 1,
0, 1,
1, 1,
1, 0,
1, -1,
0, -1,
-1, -1,
-1, 0,
-1, 1
};
visual()
{
register int ix, iy;
int co;
register struct xy *v;
co = getintpar("direction");
if (co < 0 || co > 360)
return;
co = (co + 22) / 45;
v = &Visdelta[co];
ix = Ship.sectx + v->x;
iy = Ship.secty + v->y;
if (ix < 0 || ix >= NSECTS || iy < 0 || iy >= NSECTS)
co = '?';
else
co = Sect[ix][iy];
printf("%d,%d %c ", ix, iy, co);
v++;
ix = Ship.sectx + v->x;
iy = Ship.secty + v->y;
if (ix < 0 || ix >= NSECTS || iy < 0 || iy >= NSECTS)
co = '?';
else
co = Sect[ix][iy];
printf("%c ", co);
v++;
ix = Ship.sectx + v->x;
iy = Ship.secty + v->y;
if (ix < 0 || ix >= NSECTS || iy < 0 || iy >= NSECTS)
co = '?';
else
co = Sect[ix][iy];
printf("%c %d,%d\n", co, ix, iy);
Move.time = 0.05;
Move.free = 0;
}
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