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annotate srogue/rooms.c @ 168:82b2a046d151

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arogue7: fix inventory display bug again. Removing the call to msg() in restore() resulted in msgw remaining as it was when the game was saved. This results in another display glitch like that fixed by r163. Adding an empty message puts msgw into a reliable state.
author John "Elwin" Edwards
date Tue, 30 Jun 2015 12:00:02 -0400
parents 2128c7dc8a40
children 94a0d9dd5ce1
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36
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1 /*
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2 * Draw the nine rooms on the screen
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3 *
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4 * @(#)rooms.c 9.0 (rdk) 7/17/84
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5 *
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6 * Super-Rogue
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7 * Copyright (C) 1984 Robert D. Kindelberger
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8 * All rights reserved.
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9 *
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10 * Based on "Rogue: Exploring the Dungeons of Doom"
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11 * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
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12 * All rights reserved.
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13 *
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14 * See the file LICENSE.TXT for full copyright and licensing information.
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15 */
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16
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17 #include "rogue.h"
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18 #include "rogue.ext"
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19
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20 /*
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21 * do_rooms:
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22 * Place the rooms in the dungeon
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23 */
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24 do_rooms()
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25 {
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26 int mloops, mchance, nummons, left_out, roomtries;
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27 bool treas = FALSE;
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28 reg int i;
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29 reg struct room *rp;
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30 reg struct linked_list *item;
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31 reg struct thing *tp;
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32 struct coord top, bsze, mp;
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33
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34 /*
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35 * bsze is the maximum room size
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36 */
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37 bsze.x = COLS / 3;
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38 bsze.y = (LINES - 1) / 3;
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39 /*
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40 * Clear things for a new level
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41 */
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42 for (rp = rooms; rp < &rooms[MAXROOMS]; rp++)
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43 rp->r_goldval = rp->r_nexits = rp->r_flags = 0;
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44 /*
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45 * Put the gone rooms, if any, on the level
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46 */
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47 left_out = rnd(4);
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48 for (i = 0; i < left_out; i++)
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49 rooms[rnd_room()].r_flags |= ISGONE;
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50 /*
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51 * dig and populate all the rooms on the level
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52 */
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53 for (i = 0, rp = rooms; i < MAXROOMS; rp++, i++) {
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54 /*
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55 * Find upper left corner of box that this room goes in
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56 */
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57 top.x = (i%3) * bsze.x + 1;
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58 top.y = i/3 * bsze.y;
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59 if (rf_on(rp,ISGONE)) {
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60 /*
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61 * Place a gone room. Make certain that there is a
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62 * blank line for passage drawing.
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63 */
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64 roomtries = 0;
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65 do {
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66 rp->r_pos.x = top.x + rnd(bsze.x-2) + 1;
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67 rp->r_pos.y = top.y + rnd(bsze.y-2) + 1;
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68 rp->r_max.x = -COLS;
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69 rp->r_max.x = -LINES;
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70 if (++roomtries > 250)
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71 fatal("failed to place a gone room");
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72 } until(rp->r_pos.y > 0 && rp->r_pos.y < LINES-2);
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73 continue;
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74 }
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75 if (rnd(10) < level-1)
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76 rp->r_flags |= ISDARK;
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77 /*
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78 * Find a place and size for a random room
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79 */
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80 roomtries = 0;
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81 do {
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82 rp->r_max.x = rnd(bsze.x - 4) + 4;
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83 rp->r_max.y = rnd(bsze.y - 4) + 4;
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84 rp->r_pos.x = top.x + rnd(bsze.x - rp->r_max.x);
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85 rp->r_pos.y = top.y + rnd(bsze.y - rp->r_max.y);
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86 if (++roomtries > 250) {
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87 fatal("failed to place a good room");
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88 }
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89 } until (rp->r_pos.y != 0);
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90 if (level < max_level)
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91 mchance = 30; /* 30% when going up (all monsters) */
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92 else
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93 mchance = 3; /* 3% when going down */
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94 treas = FALSE;
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95 if (rnd(100) < mchance && (rp->r_max.x * rp->r_max.y) >
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96 ((bsze.x * bsze.y * 55) / 100)) {
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97 treas = TRUE;
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98 rp->r_flags |= ISTREAS;
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99 rp->r_flags |= ISDARK;
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100 }
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101 /*
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102 * Put the gold in
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103 */
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104 if ((rnd(100) < 50 || treas) && (!amulet || level >= max_level)) {
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105 rp->r_goldval = GOLDCALC;
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106 if (treas)