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Annotation of 43BSD/games/trek/capture.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  */
        !             6: 
        !             7: #ifndef lint
        !             8: static char sccsid[] = "@(#)capture.c  5.1 (Berkeley) 5/30/85";
        !             9: #endif not lint
        !            10: 
        !            11: # include      "trek.h"
        !            12: 
        !            13: /*
        !            14: **  Ask a Klingon To Surrender
        !            15: **
        !            16: **     (Fat chance)
        !            17: **
        !            18: **     The Subspace Radio is needed to ask a Klingon if he will kindly
        !            19: **     surrender.  A random Klingon from the ones in the quadrant is
        !            20: **     chosen.
        !            21: **
        !            22: **     The Klingon is requested to surrender.  The probability of this
        !            23: **     is a function of that Klingon's remaining power, our power,
        !            24: **     etc.
        !            25: */
        !            26: 
        !            27: capture()
        !            28: {
        !            29:        register int            i;
        !            30:        register struct kling   *k;
        !            31:        double                  x;
        !            32:        extern struct kling     *selectklingon();
        !            33: 
        !            34:        /* check for not cloaked */
        !            35:        if (Ship.cloaked)
        !            36:        {
        !            37:                printf("Ship-ship communications out when cloaked\n");
        !            38:                return;
        !            39:        }
        !            40:        if (damaged(SSRADIO))
        !            41:                return (out(SSRADIO));
        !            42:        /* find out if there are any at all */
        !            43:        if (Etc.nkling <= 0)
        !            44:        {
        !            45:                printf("Uhura: Getting no response, sir\n");
        !            46:                return;
        !            47:        }
        !            48: 
        !            49:        /* if there is more than one Klingon, find out which one */
        !            50:        k = selectklingon();
        !            51:        Move.free = 0;
        !            52:        Move.time = 0.05;
        !            53: 
        !            54:        /* check out that Klingon */
        !            55:        k->srndreq++;
        !            56:        x = Param.klingpwr;
        !            57:        x *= Ship.energy;
        !            58:        x /= k->power * Etc.nkling;
        !            59:        x *= Param.srndrprob;
        !            60:        i = x;
        !            61: #      ifdef xTRACE
        !            62:        if (Trace)
        !            63:                printf("Prob = %d (%.4f)\n", i, x);
        !            64: #      endif
        !            65:        if (i > ranf(100))
        !            66:        {
        !            67:                /* guess what, he surrendered!!! */
        !            68:                printf("Klingon at %d,%d surrenders\n", k->x, k->y);
        !            69:                i = ranf(Param.klingcrew);
        !            70:                if ( i > 0 )
        !            71:                        printf("%d klingons commit suicide rather than be taken captive\n", Param.klingcrew - i);
        !            72:                if (i > Ship.brigfree)
        !            73:                        i = Ship.brigfree;
        !            74:                Ship.brigfree -= i;
        !            75:                printf("%d captives taken\n", i);
        !            76:                killk(k->x, k->y);
        !            77:                return;
        !            78:        }
        !            79: 
        !            80:        /* big surprise, he refuses to surrender */
        !            81:        printf("Fat chance, captain\n");
        !            82:        return;
        !            83: }
        !            84: 
        !            85: 
        !            86: /*
        !            87: **  SELECT A KLINGON
        !            88: **
        !            89: **     Cruddy, just takes one at random.  Should ask the captain.
        !            90: */
        !            91: 
        !            92: struct kling   *selectklingon()
        !            93: {
        !            94:        register int            i;
        !            95: 
        !            96:        if (Etc.nkling < 2)
        !            97:                i = 0;
        !            98:        else
        !            99:                i = ranf(Etc.nkling);
        !           100:        return (&Etc.klingon[i]);
        !           101: }

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