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