Mercurial > hg > early-roguelike
annotate rogue3/passages.c @ 315:ad2570b5b21f
Advanced Rogue 5, 7: fix some trading post messages.
When attempting to buy an unaffordable object, messages were often of
the form "You can't afford that a scroll of hold monster !", because
the object description (stored in curpurch) was the same text used in
inventory displays.
This has been worked around by inspecting the contents of curpurch and
using different message templates.
author | John "Elwin" Edwards |
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date | Sun, 24 Oct 2021 20:26:21 -0400 |
parents | e52a8a7ad4c5 |
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rev | line source |
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0
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1 /* |
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2 * Draw the connecting passages |
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3 * |
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4 * @(#)passages.c 3.4 (Berkeley) 6/15/81 |
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5 * |
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6 * Rogue: Exploring the Dungeons of Doom |
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7 * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman |
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8 * All rights reserved. |
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9 * |
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10 * See the file LICENSE.TXT for full copyright and licensing information. |
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11 */ |
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12 |
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13 #include <stdlib.h> |
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14 #include "curses.h" |
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15 #include "rogue.h" |
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16 |
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17 /* |
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18 * do_passages: |
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19 * Draw all the passages on a level. |
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20 */ |
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21 |
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22 void |
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23 do_passages() |
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24 { |
180 | 25 struct rdes *r1, *r2 = NULL; |
0
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26 int i, j; |
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27 int roomcount; |
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28 static struct rdes |
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29 { |
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30 bool conn[MAXROOMS]; /* possible to connect to room i? */ |
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31 bool isconn[MAXROOMS]; /* connection been made to room i? */ |
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32 bool ingraph; /* this room in graph already? */ |
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33 } rdes[MAXROOMS] = { |
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34 { { 0, 1, 0, 1, 0, 0, 0, 0, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 }, |
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35 { { 1, 0, 1, 0, 1, 0, 0, 0, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 }, |
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36 { { 0, 1, 0, 0, 0, 1, 0, 0, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 }, |
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37 { { 1, 0, 0, 0, 1, 0, 1, 0, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 }, |
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38 { { 0, 1, 0, 1, 0, 1, 0, 1, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 }, |
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39 { { 0, 0, 1, 0, 1, 0, 0, 0, 1 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 }, |
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40 { { 0, 0, 0, 1, 0, 0, 0, 1, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 }, |
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41 { { 0, 0, 0, 0, 1, 0, 1, 0, 1 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 }, |
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42 { { 0, 0, 0, 0, 0, 1, 0, 1, 0 }, { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 }, |
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43 }; |
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44 |
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45 /* |
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46 * reinitialize room graph description |
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47 */ |
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48 for (r1 = rdes; r1 <= &rdes[MAXROOMS-1]; r1++) |
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49 { |
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50 for (j = 0; j < MAXROOMS; j++) |
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51 r1->isconn[j] = FALSE; |
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52 r1->ingraph = FALSE; |
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53 } |
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54 |
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55 /* |
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56 * starting with one room, connect it to a random adjacent room and |
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57 * then pick a new room to start with. |
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58 */ |
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59 roomcount = 1; |
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60 r1 = &rdes[rnd(MAXROOMS)]; |
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61 r1->ingraph = TRUE; |
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62 do |
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63 { |
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64 /* |
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65 * find a room to connect with |
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66 */ |
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67 j = 0; |
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68 for (i = 0; i < MAXROOMS; i++) |
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69 if (r1->conn[i] && !rdes[i].ingraph && rnd(++j) == 0) |
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70 r2 = &rdes[i]; |
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71 /* |
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72 * if no adjacent rooms are outside the graph, pick a new room |
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73 * to look from |
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74 */ |
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75 if (j == 0) |
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76 { |
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77 do |
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78 r1 = &rdes[rnd(MAXROOMS)]; |
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79 until (r1->ingraph); |
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80 } |
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81 /* |
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82 * otherwise, connect new room to the graph, and draw a tunnel |
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83 * to it |
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84 */ |
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85 else |
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86 { |
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87 r2->ingraph = TRUE; |
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88 i = (int)(r1 - rdes); |
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89 j = (int)(r2 - rdes); |
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90 conn(i, j); |
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91 r1->isconn[j] = TRUE; |
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92 r2->isconn[i] = TRUE; |
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93 roomcount++; |
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94 } |
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95 } while (roomcount < MAXROOMS); |
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96 |
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97 /* |
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98 * attempt to add passages to the graph a random number of times so |
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99 * that there isn't just one unique passage through it. |
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100 */ |
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101 for (roomcount = rnd(5); roomcount > 0; roomcount--) |
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102 { |
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103 r1 = &rdes[rnd(MAXROOMS)]; /* a random room to look from */ |