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annotate rogue4/prob.c @ 117:2c62bd925c17

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rogue5: save the game when SIGHUP is received. This vital feature was turned off by default, requiring DUMP to be defined to turn it on. DUMP has the opposite effect in the other games.
author John "Elwin" Edwards
date Sat, 26 Apr 2014 08:52:26 -0700
parents 9535a08ddc39
children
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12
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1 /*
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2 *
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3 * Rogue: Exploring the Dungeons of Doom
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4 * Copyright (C) 1980, 1981, 1982 Michael Toy, Ken Arnold and Glenn Wichman
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5 * All rights reserved.
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6 *
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7 * See the file LICENSE.TXT for full copyright and licensing information.
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8 */
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9
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10 # include <curses.h>
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11 # include "rogue.h"
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12
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13 # undef max
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14
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15 # define TRIES 10000
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16
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17 static char *sccsid = "@(#)prob.c 1.3 (Berkeley) 12/17/81";
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18
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19 main(ac, av)
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20 int ac;
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21 char **av;
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22 {
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23 register unsigned int prob, prob2, exp;
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24 register struct monster *mp;
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25 register unsigned int max, min, i;
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26 register unsigned int max2, min2;
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27
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28 printf("%17.17s ----experience--- ----hit points---\n", "");
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29 printf("%17.17s %7s %4s %4s %7s %4s %4s lvl\n", "monster", "avg", "min", "max", "avg", "min", "max", "max hp");
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30 seed = 0;
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31 for (mp = monsters; mp < &monsters[26]; mp++) {
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32 i = TRIES;
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33 prob2 = prob = 0;
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34 min2 = min = 30000;
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35 max2 = max = 0;
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36 while (i--) {
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37 if ((exp = roll(mp->m_stats.s_lvl, 8)) < min2)
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38 min2 = exp;
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39 if (exp > max2)
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40 max2 = exp;
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41 prob2 += exp;
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42 mp->m_stats.s_maxhp = exp;
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43 if ((exp = mp->m_stats.s_exp + exp_add(mp)) < min)
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44 min = exp;
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45 if (exp > max)
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46 max = exp;
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47 prob += exp;
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48 }
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49 printf("%17.17s: %7.2f %4d %4d %7.2f %4d %4d %3d\n", mp->m_name, ((double) prob) / TRIES, min, max, ((double) prob2) / TRIES, min2, max2, mp->m_stats.s_lvl);
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50 fflush(stdout);
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51 }
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52 }
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53
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54 exp_add(mp)
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55 register struct monster *mp;
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56 {
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57 register unsigned int mod;
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58
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59 if (mp->m_stats.s_lvl == 1)
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60 mod = mp->m_stats.s_maxhp / 8;
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61 else
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62 mod = mp->m_stats.s_maxhp / 6;
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63 if (mp->m_stats.s_lvl > 9)
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64 mod *= 20;
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65 else if (mp->m_stats.s_lvl > 6)
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66 mod *= 4;
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67 return mod;
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68 }
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69
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70 /*
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71 * roll:
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72 * roll a number of dice
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73 */
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74 roll(number, sides)
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75 register unsigned int number, sides;
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76 {
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77 register unsigned int dtotal = 0;
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78
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79 dtotal = number;
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80 while (number--)
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81 dtotal += rnd(sides);
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82 return dtotal;
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83 }
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84
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85 /*
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86 * rnd:
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87 * Pick a very random number.
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88 */
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89
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90
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91 rnd(range)
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92 register unsigned int range;
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93 {
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94
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95 return RN % range;
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96 }