/* * Copyright (c) 1980 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted * provided that the above copyright notice and this paragraph are * duplicated in all such forms and that any documentation, * advertising materials, and other materials related to such * distribution and use acknowledge that the software was developed * by the University of California, Berkeley. The name of the * University may not be used to endorse or promote products derived * from this software without specific prior written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint static char sccsid[] = "@(#)visual.c 5.3 (Berkeley) 6/18/88"; #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; }