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Annotation of 43BSDTahoe/games/trek/impulse.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * Redistribution and use in source and binary forms are permitted
        !             6:  * provided that the above copyright notice and this paragraph are
        !             7:  * duplicated in all such forms and that any documentation,
        !             8:  * advertising materials, and other materials related to such
        !             9:  * distribution and use acknowledge that the software was developed
        !            10:  * by the University of California, Berkeley.  The name of the
        !            11:  * University may not be used to endorse or promote products derived
        !            12:  * from this software without specific prior written permission.
        !            13:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
        !            14:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
        !            15:  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            16:  */
        !            17: 
        !            18: #ifndef lint
        !            19: static char sccsid[] = "@(#)impulse.c  5.3 (Berkeley) 6/18/88";
        !            20: #endif /* not lint */
        !            21: 
        !            22: # include      "trek.h"
        !            23: 
        !            24: /**
        !            25:  **    move under impulse power
        !            26:  **/
        !            27: 
        !            28: impulse()
        !            29: {
        !            30:        int                     course;
        !            31:        register int            power;
        !            32:        double                  dist, time;
        !            33:        register int            percent;
        !            34:        extern double           move();
        !            35: 
        !            36:        if (Ship.cond == DOCKED)
        !            37:                return (printf("Scotty: Sorry captain, but we are still docked.\n"));
        !            38:        if (damaged(IMPULSE))
        !            39:                return (out(IMPULSE));
        !            40:        if (getcodi(&course, &dist))
        !            41:                return;
        !            42:        power = 20 + 100 * dist;
        !            43:        percent = 100 * power / Ship.energy + 0.5;
        !            44:        if (percent >= 85)
        !            45:        {
        !            46:                printf("Scotty: That would consume %d%% of our remaining energy.\n",
        !            47:                        percent);
        !            48:                if (!getynpar("Are you sure that is wise"))
        !            49:                        return;
        !            50:                printf("Aye aye, sir\n");
        !            51:        }
        !            52:        time = dist / 0.095;
        !            53:        percent = 100 * time / Now.time + 0.5;
        !            54:        if (percent >= 85)
        !            55:        {
        !            56:                printf("Spock: That would take %d%% of our remaining time.\n",
        !            57:                        percent);
        !            58:                if (!getynpar("Are you sure that is wise"))
        !            59:                        return;
        !            60:                printf("(He's finally gone mad)\n");
        !            61:        }
        !            62:        Move.time = move(0, course, time, 0.095);
        !            63:        Ship.energy -= 20 + 100 * Move.time * 0.095;
        !            64: }

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