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Diffstat (limited to 'games/trek/visual.c')
-rw-r--r-- | games/trek/visual.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/games/trek/visual.c b/games/trek/visual.c new file mode 100644 index 0000000..52d41fe --- /dev/null +++ b/games/trek/visual.c @@ -0,0 +1,101 @@ +/* + * 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 +static char sccsid[] = "@(#)visual.c 8.1 (Berkeley) 5/31/93"; +#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; +} |