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Comparing deliantra/server/random_maps/treasure.C (file contents):
Revision 1.3 by root, Sun Sep 3 00:18:41 2006 UTC vs.
Revision 1.61 by root, Sun May 1 16:58:16 2011 UTC

1/* 1/*
2 * static char *rcsid_treasure_c = 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * "$Id: treasure.C,v 1.3 2006/09/03 00:18:41 root Exp $"; 3 *
4 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992 Frank Tore Johansen
7 *
8 * Deliantra is free software: you can redistribute it and/or modify it under
9 * the terms of the Affero GNU General Public License as published by the
10 * Free Software Foundation, either version 3 of the License, or (at your
11 * option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the Affero GNU General Public License
19 * and the GNU General Public License along with this program. If not, see
20 * <http://www.gnu.org/licenses/>.
21 *
22 * The authors can be reached via e-mail to <support@deliantra.net>
4 */ 23 */
5 24
6/*
7 CrossFire, A Multiplayer game for X-windows
8
9 Copyright (C) 2001 Mark Wedel & Crossfire Development Team
10 Copyright (C) 1992 Frank Tore Johansen
11
12 This program is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 2 of the License, or
15 (at your option) any later version.
16
17 This program is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 GNU General Public License for more details.
21
22 You should have received a copy of the GNU General Public License
23 along with this program; if not, write to the Free Software
24 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25
26 The authors can be reached via e-mail at crossfire-devel@real-time.com
27*/
28
29/* placing treasure in maps, where appropriate. */ 25/* placing treasure in maps, where appropriate. */
30 26
31
32
33#include <global.h> 27#include <global.h>
34#include <random_map.h> 28#include <rmg.h>
35#include <rproto.h> 29#include <rproto.h>
36 30
37/* some defines for various options which can be set. */ 31/* some defines for various options which can be set. */
38 32
39#define CONCENTRATED 1 /* all the treasure is at the C's for onions. */ 33#define CONCENTRATED 1 /* all the treasure is at the C's for onions. */
40#define HIDDEN 2 /* doors to treasure are hidden. */ 34#define HIDDEN 2 /* doors to treasure are hidden. */
41#define KEYREQUIRED 4 /* chest has a key, which is placed randomly in the map. */ 35#define KEYREQUIRED 4 /* chest has a key, which is placed randomly in the map. */
42#define DOORED 8 /* treasure has doors around it. */ 36#define DOORED 8 /* treasure has doors around it. */
43#define TRAPPED 16 /* trap dropped in same location as chest. */ 37#define TRAPPED 16 /* trap dropped in same location as chest. */
44#define SPARSE 32 /* 1/2 as much treasure as default */ 38#define SPARSE 32 /* 1/2 as much treasure as default */
45#define RICH 64 /* 2x as much treasure as default */ 39#define RICH 64 /* 2x as much treasure as default */
46#define FILLED 128 /* Fill/tile the entire map with treasure */ 40#define FILLED 128 /* Fill/tile the entire map with treasure */
47#define LAST_OPTION 64 /* set this to the last real option, for random */ 41#define LAST_OPTION 64 /* set this to the last real option, for random */
48 42
49#define NO_PASS_DOORS 0 43#define NO_PASS_DOORS 0
50#define PASS_DOORS 1 44#define PASS_DOORS 1
51 45
52 46static object *find_closest_monster (maptile *map, int x, int y);
53/* returns true if square x,y has P_NO_PASS set, which is true for walls 47static object *find_monster_in_room (maptile *map, int x, int y);
54 * and doors but not monsters. 48static void find_spot_in_room (maptile *map, int x, int y, int *kx, int *ky);
55 * This function is not map tile aware.
56 */
57
58int wall_blocked(mapstruct *m, int x, int y) {
59 int r;
60
61 if(OUT_OF_REAL_MAP(m,x,y))
62 return 1;
63 r = GET_MAP_MOVE_BLOCK(m,x,y) & ~MOVE_BLOCK_DEFAULT;
64 return r;
65}
66
67/* place treasures in the map, given the
68map, (required)
69layout, (required)
70treasure style (may be empty or NULL, or "none" to cause no treasure.)
71treasureoptions (may be 0 for random choices or positive)
72*/
73
74void place_treasure(mapstruct *map,char **layout, char *treasure_style,int treasureoptions,RMParms *RP) {
75 char styledirname[256];
76 char stylefilepath[256];
77 mapstruct *style_map=0;
78 int num_treasures;
79
80 /* bail out if treasure isn't wanted. */
81 if(treasure_style) if(!strcmp(treasure_style,"none")) return;
82 if(treasureoptions<=0) treasureoptions=RANDOM() % (2*LAST_OPTION);
83
84 /* filter out the mutually exclusive options */
85 if((treasureoptions & RICH) &&(treasureoptions &SPARSE)) {
86 if(RANDOM()%2) treasureoptions -=1;
87 else treasureoptions-=2;}
88
89 /* pick the number of treasures */
90 if(treasureoptions & SPARSE)
91 num_treasures = BC_RANDOM(RP->total_map_hp/600+RP->difficulty/2+1);
92 else if(treasureoptions & RICH)
93 num_treasures = BC_RANDOM(RP->total_map_hp/150+2*RP->difficulty+1);
94 else num_treasures = BC_RANDOM(RP->total_map_hp/300+RP->difficulty+1);
95
96 if(num_treasures <= 0 ) return;
97
98 /* get the style map */
99 sprintf(styledirname,"%s","/styles/treasurestyles");
100 sprintf(stylefilepath,"%s/%s",styledirname,treasure_style);
101 style_map = find_style(styledirname,treasure_style,-1);
102
103 /* all the treasure at one spot in the map. */
104 if(treasureoptions & CONCENTRATED) {
105
106 /* map_layout_style global, and is previously set */
107 switch(RP->map_layout_style) {
108 case ONION_LAYOUT:
109 case SPIRAL_LAYOUT:
110 case SQUARE_SPIRAL_LAYOUT:
111 {
112 int i,j;
113 /* search the onion for C's or '>', and put treasure there. */
114 for(i=0;i<RP->Xsize;i++) {
115 for(j=0;j<RP->Ysize;j++) {
116 if(layout[i][j]=='C' || layout[i][j]=='>') {
117 int tdiv = RP->symmetry_used;
118 object **doorlist;
119 object *chest;
120 if(tdiv==3) tdiv = 2; /* this symmetry uses a divisor of 2*/
121 /* don't put a chest on an exit. */
122 chest=place_chest(treasureoptions,i,j,map,style_map,num_treasures/tdiv,RP);
123 if(!chest) continue; /* if no chest was placed NEXT */
124 if(treasureoptions & (DOORED|HIDDEN)) {
125 doorlist=find_doors_in_room(map,i,j,RP);
126 lock_and_hide_doors(doorlist,map,treasureoptions,RP);
127 free(doorlist);
128 }
129 }
130 }
131 }
132 break;
133 }
134 default:
135 {
136 int i,j,tries;
137 object *chest;
138 object **doorlist;
139 i=j=-1;tries=0;
140 while(i==-1&&tries<100) {
141 i = RANDOM()%(RP->Xsize-2)+1;
142 j = RANDOM()%(RP->Ysize-2)+1;
143 find_enclosed_spot(map,&i,&j,RP);
144 if(wall_blocked(map,i,j)) i=-1;
145 tries++;
146 }
147 chest=place_chest(treasureoptions,i,j,map,style_map,num_treasures,RP);
148 if(!chest) return;
149 i = chest->x; j = chest->y;
150 if(treasureoptions & (DOORED|HIDDEN)) {
151 doorlist=surround_by_doors(map,layout,i,j,treasureoptions);
152 lock_and_hide_doors(doorlist,map,treasureoptions,RP);
153 free(doorlist);
154 }
155 }
156 }
157 }
158 else { /* DIFFUSE treasure layout */
159 int ti,i,j;
160 for(ti=0;ti<num_treasures;ti++) {
161 i = RANDOM()%(RP->Xsize-2)+1;
162 j = RANDOM()%(RP->Ysize-2)+1;
163 place_chest(treasureoptions,i,j,map,style_map,1,RP);
164 }
165 }
166}
167
168
169
170/* put a chest into the map, near x and y, with the treasure style
171 determined (may be null, or may be a treasure list from lib/treasures,
172 if the global variable "treasurestyle" is set to that treasure list's name */
173
174object * place_chest(int treasureoptions,int x, int y,mapstruct *map, mapstruct *style_map,int n_treasures,RMParms *RP) { 49static object *place_chest (int treasureoptions, int x, int y, maptile *map, maptile *style_map, int n_treasures, random_map_params *RP);
175 object *the_chest; 50static object **find_doors_in_room (maptile *map, int x, int y);
176 int i,xl,yl; 51static void lock_and_hide_doors (object **doorlist, maptile *map, int opts, random_map_params *RP);
52static void find_enclosed_spot (maptile *map, int *cx, int *cy);
53static object **surround_by_doors (maptile *map, char **maze, int x, int y, int opts);
177 54
178 the_chest = get_archetype("chest"); /* was "chest_2" */ 55/* a macro to get a strongly centered random distribution,
179 56 from 0 to x, centered at x/2 */
180 /* first, find a place to put the chest. */ 57static int
181 i = find_first_free_spot(the_chest,map,x,y); 58bc_random (int x)
182 if (i == -1) { 59{
183 free_object(the_chest); 60 return (rmg_rndm (x) + rmg_rndm (x) + rmg_rndm (x)) / 3;
184 return NULL;
185 }
186 xl = x + freearr_x[i]; yl = y + freearr_y[i];
187
188 /* if the placement is blocked, return a fail. */
189 if(wall_blocked(map,xl,yl)) return 0;
190
191
192 /* put the treasures in the chest. */
193 /* if(style_map) { */
194#if 0 /* don't use treasure style maps for now! */
195 int ti;
196 /* if treasurestyle lists a treasure list, use it. */
197 treasurelist *tlist=find_treasurelist(RP->treasurestyle);
198 if(tlist!=NULL)
199 for(ti=0;ti<n_treasures;ti++) { /* use the treasure list */
200 object *new_treasure=pick_random_object(style_map);
201 insert_ob_in_ob(arch_to_object(new_treasure->arch),the_chest);
202 }
203 else { /* use the style map */
204 the_chest->randomitems=tlist;
205 the_chest->stats.hp = n_treasures;
206 }
207#endif
208 else { /* neither style_map no treasure list given */
209 treasurelist *tlist=find_treasurelist("chest");
210 the_chest->randomitems=tlist;
211 the_chest->stats.hp = n_treasures;
212 }
213
214 /* stick a trap in the chest if required */
215 if(treasureoptions & TRAPPED) {
216 mapstruct *trap_map=find_style("/styles/trapstyles","traps",-1);
217 object *the_trap;
218 if(trap_map) {
219 the_trap= pick_random_object(trap_map);
220 the_trap->stats.Cha = 10+RP->difficulty;
221 the_trap->level = BC_RANDOM((3*RP->difficulty)/2);
222 if(the_trap) {
223 object *new_trap;
224 new_trap = arch_to_object(the_trap->arch);
225 copy_object(new_trap,the_trap);
226 new_trap->x = x;
227 new_trap->y = y;
228 insert_ob_in_ob(new_trap,the_chest);
229 }
230 }
231 }
232
233 /* set the chest lock code, and call the keyplacer routine with
234 the lockcode. It's not worth bothering to lock the chest if
235 there's only 1 treasure....*/
236
237 if((treasureoptions & KEYREQUIRED)&&n_treasures>1) {
238 char keybuf[256];
239 sprintf(keybuf,"%d",(int)RANDOM());
240 the_chest->slaying = keybuf;
241 keyplace(map,x,y,keybuf,PASS_DOORS,1,RP);
242 }
243
244 /* actually place the chest. */
245 the_chest->x = xl; the_chest->y = yl;
246 insert_ob_in_map(the_chest,map,NULL,0);
247 return the_chest;
248} 61}
249 62
250 63static object *
251/* finds the closest monster and returns him, regardless of doors 64gen_key (const shstr &keycode)
252 or walls */ 65{
253object *find_closest_monster(mapstruct *map,int x,int y,RMParms *RP) { 66 /* get a key and set its keycode */
254 int i; 67 object *key = archetype::get (shstr_key_random_map);
255 for(i=0;i<SIZEOFFREE;i++) { 68 key->slaying = keycode;
256 int lx,ly; 69 return key;
257 lx=x+freearr_x[i];
258 ly=y+freearr_y[i];
259 /* boundscheck */
260 if(lx >= 0 && ly >= 0 && lx < RP->Xsize && ly < RP->Ysize)
261 /* don't bother searching this square unless the map says life exists.*/
262 if(GET_MAP_FLAGS(map,lx,ly) & P_IS_ALIVE) {
263 object *the_monster=get_map_ob(map,lx,ly);
264 for(;the_monster!=NULL&&(!QUERY_FLAG(the_monster,FLAG_MONSTER));the_monster=the_monster->above);
265 if(the_monster && QUERY_FLAG(the_monster,FLAG_MONSTER))
266 return the_monster;
267 }
268 }
269 return NULL;
270} 70}
271
272
273 71
274/* places keys in the map, preferably in something alive. 72/* places keys in the map, preferably in something alive.
275 keycode is the key's code, 73 keycode is the key's code,
276 door_flag is either PASS_DOORS or NO_PASS_DOORS. 74 door_flag is either PASS_DOORS or NO_PASS_DOORS.
277 NO_PASS_DOORS won't cross doors or walls to keyplace, PASS_DOORS will. 75 NO_PASS_DOORS won't cross doors or walls to keyplace, PASS_DOORS will.
… …
279 it will place 2-4 keys regardless of what nkeys is provided nkeys > 1. 77 it will place 2-4 keys regardless of what nkeys is provided nkeys > 1.
280 78
281 The idea is that you call keyplace on x,y where a door is, and it'll make 79 The idea is that you call keyplace on x,y where a door is, and it'll make
282 sure a key is placed on both sides of the door. 80 sure a key is placed on both sides of the door.
283*/ 81*/
284 82static int
285int keyplace(mapstruct *map,int x,int y,char *keycode,int door_flag,int n_keys,RMParms *RP) { 83keyplace (maptile *map, int x, int y, const shstr &keycode, int door_flag, int n_keys)
84{
286 int i,j; 85 int i, j;
287 int kx,ky; 86 int kx = 0, ky = 0;
288 object *the_keymaster; /* the monster that gets the key. */ 87 object *the_keymaster; /* the monster that gets the key. */
289 object *the_key; 88 object *the_key = gen_key (keycode);
290 89
291 /* get a key and set its keycode */
292 the_key = get_archetype("key2");
293 the_key->slaying = keycode;
294
295 if(door_flag==PASS_DOORS) { 90 if (door_flag == PASS_DOORS)
91 {
296 int tries=0; 92 int tries = 0;
93
297 the_keymaster=NULL; 94 the_keymaster = 0;
298 while(tries<15&&the_keymaster==NULL) { 95 while (tries < 15 && !the_keymaster)
299 i = (RANDOM()%(RP->Xsize-2))+1; 96 {
300 j = (RANDOM()%(RP->Ysize-2))+1; 97 i = rmg_rndm (map->width - 2) + 1;
98 j = rmg_rndm (map->height - 2) + 1;
301 tries++; 99 tries++;
302 the_keymaster=find_closest_monster(map,i,j,RP); 100 the_keymaster = find_closest_monster (map, i, j);
303 } 101 }
102
304 /* if we don't find a good keymaster, drop the key on the ground. */ 103 /* if we don't find a good keymaster, drop the key on the ground. */
305 if(the_keymaster==NULL) { 104 if (!the_keymaster)
105 {
306 int freeindex; 106 int freeindex;
307 107
308 freeindex = -1; 108 freeindex = -1;
309 for(tries = 0; tries < 15 && freeindex == -1; tries++) { 109 for (tries = 0; tries < 15 && freeindex == -1; tries++)
310 kx = (RANDOM()%(RP->Xsize-2))+1; 110 {
311 ky = (RANDOM()%(RP->Ysize-2))+1; 111 kx = rmg_rndm (map->width - 2) + 1;
312 freeindex = find_first_free_spot(the_key,map,kx,ky); 112 ky = rmg_rndm (map->height - 2) + 1;
113 freeindex = rmg_find_free_spot (the_key, map, kx, ky, 1, SIZEOFFREE1 + 1);
114 }
115
116 // can freeindex ever be < 0?
117 if (freeindex >= 0)
118 {
119 kx += freearr_x [freeindex];
120 ky += freearr_y [freeindex];
121 }
122 }
123 }
124 else
125 { /* NO_PASS_DOORS --we have to work harder. */
126 /* don't try to keyplace if we're sitting on a blocked square and
127 NO_PASS_DOORS is set. */
128 if (n_keys == 1)
129 {
130 if (wall_blocked (map, x, y))
131 {
132 the_key->destroy ();
133 return 0;
134 }
135
136 the_keymaster = find_monster_in_room (map, x, y);
137 if (!the_keymaster) /* if fail, find a spot to drop the key. */
138 find_spot_in_room (map, x, y, &kx, &ky);
139 }
140 else
141 {
142 int sum = 0; /* count how many keys we actually place */
143
144 /* I'm lazy, so just try to place in all 4 directions. */
145 sum += keyplace (map, x + 1, y, keycode, NO_PASS_DOORS, 1);
146 sum += keyplace (map, x, y + 1, keycode, NO_PASS_DOORS, 1);
147 sum += keyplace (map, x - 1, y, keycode, NO_PASS_DOORS, 1);
148 sum += keyplace (map, x, y - 1, keycode, NO_PASS_DOORS, 1);
149
150 if (sum < 2) /* we might have made a disconnected map-place more keys. */
151 { /* diagonally this time. */
152 keyplace (map, x + 1, y + 1, keycode, NO_PASS_DOORS, 1);
153 keyplace (map, x + 1, y - 1, keycode, NO_PASS_DOORS, 1);
154 keyplace (map, x - 1, y + 1, keycode, NO_PASS_DOORS, 1);
155 keyplace (map, x - 1, y - 1, keycode, NO_PASS_DOORS, 1);
156 }
157
158 the_key->destroy ();
159 return 1;
160 }
161 }
162
163 if (the_keymaster)
164 the_keymaster->head_ ()->insert (the_key);
165 else
166 {
167 the_key->x = kx;
168 the_key->y = ky;
169 insert_ob_in_map (the_key, map, NULL, 0);
170 }
171
172 return 1;
173}
174
175/* returns true if square x,y has P_NO_PASS set, which is true for walls
176 * and doors but not monsters.
177 * This function is not map tile aware.
178 */
179int
180wall_blocked (maptile *m, int x, int y)
181{
182 if (OUT_OF_REAL_MAP (m, x, y))
183 return 1;
184
185 m->at (x, y).update ();
186 return GET_MAP_MOVE_BLOCK (m, x, y) & MOVE_WALK;
187}
188
189/* place treasures in the map, given the
190map, (required)
191maze, (required)
192treasure style (may be empty or NULL, or "none" to cause no treasure.)
193treasureoptions (may be 0 for random choices or positive)
194*/
195void
196place_treasure (maptile *map, layout &maze, const char *treasure_style, int treasureoptions, random_map_params *RP)
197{
198 int num_treasures;
199
200 /* bail out if treasure isn't wanted. */
201 if (treasure_style)
202 if (!strcmp (treasure_style, "none"))
203 return;
204
205 if (treasureoptions <= 0)
206 treasureoptions = rmg_rndm (2 * LAST_OPTION);
207
208 /* filter out the mutually exclusive options */
209 if ((treasureoptions & RICH) && (treasureoptions & SPARSE))
210 {
211 if (rmg_rndm (2))
212 treasureoptions -= 1;
213 else
214 treasureoptions -= 2;
215 }
216
217 /* pick the number of treasures */
218 if (treasureoptions & SPARSE)
219 num_treasures = bc_random (RP->total_map_hp / 600 + RP->difficulty / 2 + 1);
220 else if (treasureoptions & RICH)
221 num_treasures = bc_random (RP->total_map_hp / 150 + 2 * RP->difficulty + 1);
222 else
223 num_treasures = bc_random (RP->total_map_hp / 300 + RP->difficulty + 1);
224
225 if (num_treasures <= 0)
226 return;
227
228 /* get the style map */
229 maptile *style_map = find_style ("/styles/treasurestyles", treasure_style, RP->difficulty);
230
231 if (!style_map)
232 {
233 LOG (llevError, "unable to load style map %s %s.\n", "/styles/treasurestyles", treasure_style);
234 return;
235 }
236
237 /* all the treasure at one spot in the map. */
238 if (treasureoptions & CONCENTRATED)
239 {
240 /* map_layout_style global, and is previously set */
241 switch (RP->map_layout_style)
242 {
243 case LAYOUT_ONION:
244 case LAYOUT_SPIRAL:
245 case LAYOUT_SQUARE_SPIRAL:
246 {
247 int i, j;
248
249 /* search the onion for C's or '>', and put treasure there. */
250 for (i = 0; i < RP->Xsize; i++)
251 {
252 for (j = 0; j < RP->Ysize; j++)
253 {
254 if (maze[i][j] == 'C' || maze[i][j] == '>')
255 {
256 int tdiv = RP->symmetry_used;
257 object *chest;
258
259 if (tdiv == 3)
260 tdiv = 2; /* this symmetry uses a divisor of 2 */
261
262 /* don't put a chest on an exit. */
263 chest = place_chest (treasureoptions, i, j, map, style_map, num_treasures / tdiv, RP);
264
265 if (!chest)
266 continue; /* if no chest was placed NEXT */
267
268 if (treasureoptions & (DOORED | HIDDEN))
269 {
270 object **doorlist = find_doors_in_room (map, i, j);
271 lock_and_hide_doors (doorlist, map, treasureoptions, RP);
272 free (doorlist);
273 }
274 }
275 }
276 }
277 break;
278 }
279
280 default:
281 {
282 int i, j, tries;
283 object *chest;
284 object **doorlist;
285
286 i = j = -1;
287 tries = 0;
288 while (i == -1 && tries < 100)
289 {
290 i = rmg_rndm (RP->Xsize - 2) + 1;
291 j = rmg_rndm (RP->Ysize - 2) + 1;
292
293 find_enclosed_spot (map, &i, &j);
294
295 if (wall_blocked (map, i, j))
296 i = -1;
297
298 tries++;
299 }
300
301 chest = place_chest (treasureoptions, i, j, map, style_map, num_treasures, RP);
302
303 if (!chest)
304 return;
305
306 i = chest->x;
307 j = chest->y;
308 if (treasureoptions & (DOORED | HIDDEN))
309 {
310 doorlist = surround_by_doors (map, maze, i, j, treasureoptions);
311 lock_and_hide_doors (doorlist, map, treasureoptions, RP);
312 free (doorlist);
313 }
314 }
315 }
316 }
317 else
318 { /* DIFFUSE treasure maze */
319 int ti, i, j;
320
321 for (ti = 0; ti < num_treasures; ti++)
322 {
323 i = rmg_rndm (RP->Xsize - 2) + 1;
324 j = rmg_rndm (RP->Ysize - 2) + 1;
325 place_chest (treasureoptions, i, j, map, style_map, 1, RP);
326 }
327 }
328}
329
330/* put a chest into the map, near x and y, with the treasure style
331 determined (may be null, or may be a treasure list from lib/treasures,
332 if the global variable "treasurestyle" is set to that treasure list's name */
333static object *
334place_chest (int treasureoptions, int x, int y, maptile *map, maptile *style_map, int n_treasures, random_map_params *RP)
335{
336 object *the_chest = archetype::get (shstr_chest); /* was "chest_2" */
337
338 /* first, find a place to put the chest. */
339 int i = find_first_free_spot (the_chest, map, x, y); // this call uses the main rng
340 if (i == -1)
341 {
342 the_chest->destroy ();
343 return NULL;
344 }
345
346 int xl = x + freearr_x[i];
347 int yl = y + freearr_y[i];
348
349 /* if the placement is blocked, return a fail. */
350 if (wall_blocked (map, xl, yl))
351 return 0;
352
353 /* put the treasures in the chest. */
354 /* if(style_map) { */
355#if 0 /* don't use treasure style maps for now! */
356 int ti;
357
358 /* if treasurestyle lists a treasure list, use it. */
359 treasurelist *tlist = find_treasurelist (RP->treasurestyle);
360
361 if (tlist != NULL)
362 for (ti = 0; ti < n_treasures; ti++)
363 { /* use the treasure list */
364 object *new_treasure = style_map->pick_random_object (rmg_rndm);
365
366 insert_ob_in_ob (new_treasure->arch->instance (), the_chest);
313 } 367 }
314 if(freeindex != -1) { 368 else
315 kx += freearr_x[freeindex]; 369 { /* use the style map */
316 ky += freearr_y[freeindex]; 370 the_chest->randomitems = tlist;
371 the_chest->stats.hp = n_treasures;
317 } 372 }
318 } 373#endif
374 { /* neither style_map no treasure list given */
375 treasurelist *tlist = treasurelist::find ("chest");
376
377 the_chest->randomitems = tlist;
378 the_chest->stats.hp = n_treasures;
319 } 379 }
320 else { /* NO_PASS_DOORS --we have to work harder.*/ 380
321 /* don't try to keyplace if we're sitting on a blocked square and 381 /* stick a trap in the chest if required */
322 NO_PASS_DOORS is set. */ 382 if (treasureoptions & TRAPPED)
323 if(n_keys==1) {
324 if(wall_blocked(map,x,y)) return 0;
325 the_keymaster=find_monster_in_room(map,x,y,RP);
326 if(the_keymaster==NULL) /* if fail, find a spot to drop the key. */
327 find_spot_in_room(map,x,y,&kx,&ky,RP);
328 } 383 {
329 else { 384 maptile *trap_map = find_style ("/styles/trapstyles", "traps", RP->difficulty);
330 int sum=0; /* count how many keys we actually place */ 385
331 /* I'm lazy, so just try to place in all 4 directions. */ 386 if (trap_map)
332 sum +=keyplace(map,x+1,y,keycode,NO_PASS_DOORS,1,RP); 387 {
333 sum +=keyplace(map,x,y+1,keycode,NO_PASS_DOORS,1,RP); 388 object *the_trap = trap_map->pick_random_object (rmg_rndm);
334 sum +=keyplace(map,x-1,y,keycode,NO_PASS_DOORS,1,RP); 389
335 sum +=keyplace(map,x,y-1,keycode,NO_PASS_DOORS,1,RP); 390 the_trap->stats.Cha = 10 + RP->difficulty;
336 if(sum < 2) /* we might have made a disconnected map-place more keys. */ 391 the_trap->level = bc_random ((3 * RP->difficulty) / 2);
337 { /* diagnoally this time. */ 392
338 keyplace(map,x+1,y+1,keycode,NO_PASS_DOORS,1,RP); 393 if (the_trap)
339 keyplace(map,x+1,y-1,keycode,NO_PASS_DOORS,1,RP); 394 {
340 keyplace(map,x-1,y+1,keycode,NO_PASS_DOORS,1,RP); 395 object *new_trap = the_trap->arch->instance ();//TODO: why not clone?
341 keyplace(map,x-1,y-1,keycode,NO_PASS_DOORS,1,RP); 396
397 new_trap->x = x;
398 new_trap->y = y;
399 insert_ob_in_ob (new_trap, the_chest);
400 }
401 }
402 }
403
404 /* set the chest lock code, and call the keyplacer routine with
405 the lockcode. It's not worth bothering to lock the chest if
406 there's only 1 treasure.... */
407 if ((treasureoptions & KEYREQUIRED) && n_treasures > 1)
408 {
409 the_chest->slaying = format ("RMG-%d-%d", (int)rmg_rndm (1000000000), (int)rmg_rndm (1000000000));
410 keyplace (map, x, y, the_chest->slaying, PASS_DOORS, 1);
411 }
412
413 /* actually place the chest. */
414 the_chest->x = xl;
415 the_chest->y = yl;
416 insert_ob_in_map (the_chest, map, NULL, 0);
417 return the_chest;
418}
419
420/* finds the closest monster and returns him, regardless of doors or walls */
421static object *
422find_closest_monster (maptile *map, int x, int y)
423{
424 int i;
425
426 for (i = 0; i < SIZEOFFREE; i++)
427 {
428 int lx, ly;
429
430 lx = x + freearr_x[i];
431 ly = y + freearr_y[i];
432 /* boundscheck */
433 if (lx >= 0 && ly >= 0 && lx < map->width && ly < map->height)
434 /* don't bother searching this square unless the map says life exists. */
435 if (GET_MAP_FLAGS (map, lx, ly) & P_IS_ALIVE)
436 {
437 object *the_monster = GET_MAP_OB (map, lx, ly);
438
439 for (; the_monster && !the_monster->flag [FLAG_MONSTER]; the_monster = the_monster->above)
440 ;
441
442 if (the_monster && the_monster->flag [FLAG_MONSTER])
443 return the_monster;
342 } 444 }
343 return 1;
344 }
345 } 445 }
346
347 if(the_keymaster==NULL) {
348 the_key->x = kx;
349 the_key->y = ky;
350 insert_ob_in_map(the_key,map,NULL,0);
351 return 1;
352 }
353
354 insert_ob_in_ob(the_key,the_keymaster);
355 return 1; 446 return NULL;
356} 447}
357 448
358
359
360/* both find_monster_in_room routines need to have access to this. */ 449/* both find_monster_in_room routines need to have access to this. */
361 450
362object *theMonsterToFind; 451static object *theMonsterToFind;
363 452
364/* a recursive routine which will return a monster, eventually,if there is one. 453/* a recursive routine which will return a monster, eventually,if there is one.
365 it does a check-off on the layout, converting 0's to 1's */ 454 it does a check-off on the maze, converting 0's to 1's */
366 455static object *
367object *find_monster_in_room_recursive(char **layout, mapstruct *map, int x, int y, RMParms *RP) { 456find_monster_in_room_recursive (layout &maze, maptile *map, int x, int y)
457{
368 int i,j; 458 int i, j;
459
369 /* if we've found a monster already, leave */ 460 /* if we've found a monster already, leave */
370 if(theMonsterToFind!=NULL) return theMonsterToFind; 461 if (theMonsterToFind != NULL)
462 return theMonsterToFind;
371 463
372 /* bounds check x and y */ 464 /* bounds check x and y */
373 if(!(x >= 0 && y >= 0 && x < RP->Xsize && y < RP->Ysize)) return theMonsterToFind; 465 if (!(x >= 0 && y >= 0 && x < maze.w && y < maze.h))
466 return theMonsterToFind;
374 467
375 /* if the square is blocked or searched already, leave */ 468 /* if the square is blocked or searched already, leave */
469 if (maze[x][y] != 0)
376 if(layout[x][y]!=0) return theMonsterToFind; /* might be NULL, that's fine.*/ 470 return theMonsterToFind; /* might be NULL, that's fine. */
377 471
378 /* check the current square for a monster. If there is one, 472 /* check the current square for a monster. If there is one,
379 set theMonsterToFind and return it. */ 473 set theMonsterToFind and return it. */
380 layout[x][y]=1; 474 maze[x][y] = 1;
381 if(GET_MAP_FLAGS(map,x,y) & P_IS_ALIVE) { 475 if (GET_MAP_FLAGS (map, x, y) & P_IS_ALIVE)
476 {
382 object *the_monster = get_map_ob(map,x,y); 477 object *the_monster = GET_MAP_OB (map, x, y);
478
383 /* check off this point */ 479 /* check off this point */
384 for(;the_monster!=NULL&&(!QUERY_FLAG(the_monster,FLAG_ALIVE));the_monster=the_monster->above); 480 for (; the_monster && (!the_monster->flag [FLAG_ALIVE]); the_monster = the_monster->above);
385 if(the_monster && QUERY_FLAG(the_monster,FLAG_ALIVE)) { 481 if (the_monster && the_monster->flag [FLAG_ALIVE])
482 {
386 theMonsterToFind=the_monster; 483 theMonsterToFind = the_monster;
387 return theMonsterToFind; 484 return theMonsterToFind;
388 } 485 }
389 } 486 }
390 487
391 /* now search all the 8 squares around recursively for a monster,in random order */ 488 /* now search all the 8 squares around recursively for a monster,in random order */
392 for(i=RANDOM()%8,j=0; j<8 && theMonsterToFind==NULL;i++,j++) { 489 for (i = rmg_rndm (8), j = 0; j < 8 && !theMonsterToFind; i++, j++)
490 {
393 theMonsterToFind = find_monster_in_room_recursive(layout,map,x+freearr_x[i%8+1],y+freearr_y[i%8+1],RP); 491 theMonsterToFind = find_monster_in_room_recursive (maze, map, x + freearr_x[i % 8 + 1], y + freearr_y[i % 8 + 1]);
394 if(theMonsterToFind!=NULL) return theMonsterToFind; 492 if (theMonsterToFind)
493 return theMonsterToFind;
395 } 494 }
495
396 return theMonsterToFind; 496 return theMonsterToFind;
397} 497}
398
399 498
400/* sets up some data structures: the _recursive form does the 499/* sets up some data structures: the _recursive form does the
401 real work. */ 500 real work. */
501static object *
502find_monster_in_room (maptile *map, int x, int y)
503{
504 layout layout2 (map->width, map->height);
402 505
403object *find_monster_in_room(mapstruct *map,int x,int y,RMParms *RP) { 506 // find walls
404 char **layout2; 507 for (int i = 0; i < layout2.w; i++)
405 int i,j; 508 for (int j = 0; j < layout2.h; j++)
509 layout2[i][j] = wall_blocked (map, i, j) ? '#' : 0;
510
406 theMonsterToFind=0; 511 theMonsterToFind = 0;
407 layout2 = (char **) calloc(sizeof(char *),RP->Xsize);
408 /* allocate and copy the layout, converting C to 0. */
409 for(i=0;i<RP->Xsize;i++) {
410 layout2[i]=(char *)calloc(sizeof(char),RP->Ysize);
411 for(j=0;j<RP->Ysize;j++) {
412 if(wall_blocked(map,i,j)) layout2[i][j] = '#';
413 }
414 }
415 theMonsterToFind = find_monster_in_room_recursive(layout2,map,x,y,RP); 512 theMonsterToFind = find_monster_in_room_recursive (layout2, map, x, y);
416
417 /* deallocate the temp. layout */
418 for(i=0;i<RP->Xsize;i++) {
419 free(layout2[i]);
420 }
421 free(layout2);
422 513
423 return theMonsterToFind; 514 return theMonsterToFind;
424} 515}
425
426
427
428
429/* a datastructure needed by find_spot_in_room and find_spot_in_room_recursive */
430int *room_free_spots_x;
431int *room_free_spots_y;
432int number_of_free_spots_in_room;
433 516
434/* the workhorse routine, which finds the free spots in a room: 517/* the workhorse routine, which finds the free spots in a room:
435a datastructure of free points is set up, and a position chosen from 518a datastructure of free points is set up, and a position chosen from
436that datastructure. */ 519that datastructure. */
437 520static void
438void find_spot_in_room_recursive(char **layout,int x,int y,RMParms *RP) { 521find_spot_in_room_recursive (layout &maze, fixed_stack<point> &spots, int x, int y)
439 int i,j; 522{
440
441 /* bounds check x and y */ 523 /* bounds check x and y */
442 if(!(x >= 0 && y >= 0 && x < RP->Xsize && y < RP->Ysize)) return; 524 if (!(x >= 0 && y >= 0 && x < maze.w && y < maze.h))
525 return;
443 526
444 /* if the square is blocked or searched already, leave */ 527 /* if the square is blocked or searched already, leave */
445 if(layout[x][y]!=0) return; 528 if (maze[x][y] != 0)
529 return;
446 530
447 /* set the current square as checked, and add it to the list. 531 /* set the current square as checked, and add it to the list.
448 set theMonsterToFind and return it. */ 532 set theMonsterToFind and return it. */
449 /* check off this point */ 533 /* check off this point */
450 layout[x][y]=1; 534 maze[x][y] = 1;
451 room_free_spots_x[number_of_free_spots_in_room]=x; 535 spots.push (point (x, y));
452 room_free_spots_y[number_of_free_spots_in_room]=y; 536
453 number_of_free_spots_in_room++;
454 /* now search all the 8 squares around recursively for free spots,in random order */ 537 /* now search all the 8 squares around recursively for free spots,in random order */
455 for(i=RANDOM()%8,j=0; j<8 && theMonsterToFind==NULL;i++,j++) { 538 for (int i = rmg_rndm (8), j = 0; j < 8 && !theMonsterToFind; i++, j++)
456 find_spot_in_room_recursive(layout,x+freearr_x[i%8+1],y+freearr_y[i%8+1],RP); 539 find_spot_in_room_recursive (maze, spots, x + freearr_x[i % 8 + 1], y + freearr_y[i % 8 + 1]);
457 }
458 540
459} 541}
460 542
461/* find a random non-blocked spot in this room to drop a key. */ 543/* find a random non-blocked spot in this room to drop a key. */
544static void
462void find_spot_in_room(mapstruct *map,int x,int y,int *kx,int *ky,RMParms *RP) { 545find_spot_in_room (maptile *map, int x, int y, int *kx, int *ky)
463 char **layout2; 546{
464 int i,j; 547 fixed_stack<point> spots (map->width * map->height);
465 number_of_free_spots_in_room=0;
466 room_free_spots_x = (int *)calloc(sizeof(int),RP->Xsize * RP->Ysize);
467 room_free_spots_y = (int *)calloc(sizeof(int),RP->Xsize * RP->Ysize);
468 548
469 layout2 = (char **) calloc(sizeof(char *),RP->Xsize); 549 layout layout2 (map->width, map->height);
550
470 /* allocate and copy the layout, converting C to 0. */ 551 /* allocate and copy the maze, converting C to 0. */
471 for(i=0;i<RP->Xsize;i++) { 552 for (int i = 0; i < map->width; i++)
472 layout2[i]=(char *)calloc(sizeof(char),RP->Ysize); 553 for (int j = 0; j < map->height; j++)
473 for(j=0;j<RP->Ysize;j++) { 554 layout2 [i][j] = wall_blocked (map, i, j) ? '#' : 0;
474 if(wall_blocked(map,i,j)) layout2[i][j] = '#'; 555
475 }
476 }
477
478 /* setup num_free_spots and room_free_spots */ 556 /* setup num_free_spots and room_free_spots */
479 find_spot_in_room_recursive(layout2,x,y,RP); 557 find_spot_in_room_recursive (layout2, spots, x, y);
480 558
481 if(number_of_free_spots_in_room > 0) { 559 if (spots.size)
482 i = RANDOM()%number_of_free_spots_in_room; 560 {
483 *kx = room_free_spots_x[i]; 561 point p = spots [rmg_rndm (spots.size)];
484 *ky = room_free_spots_y[i]; 562
563 *kx = p.x;
564 *ky = p.y;
485 } 565 }
486
487 /* deallocate the temp. layout */
488 for(i=0;i<RP->Xsize;i++) {
489 free(layout2[i]);
490 }
491 free(layout2);
492 free(room_free_spots_x);
493 free(room_free_spots_y);
494} 566}
495
496 567
497/* searches the map for a spot with walls around it. The more 568/* searches the map for a spot with walls around it. The more
498 walls the better, but it'll settle for 1 wall, or even 0, but 569 walls the better, but it'll settle for 1 wall, or even 0, but
499 it'll return 0 if no FREE spots are found.*/ 570 it'll return 0 if no FREE spots are found.*/
500 571static void
501void find_enclosed_spot(mapstruct *map, int *cx, int *cy,RMParms *RP) { 572find_enclosed_spot (maptile *map, int *cx, int *cy)
573{
502 int x,y; 574 int x, y;
503 int i; 575 int i;
576
504 x = *cx;y=*cy; 577 x = *cx;
578 y = *cy;
505 579
506 for(i=0;i<=SIZEOFFREE1;i++) { 580 for (i = 0; i <= SIZEOFFREE1; i++)
581 {
507 int lx,ly,sindex; 582 int lx, ly, sindex;
583
508 lx = x +freearr_x[i]; 584 lx = x + freearr_x[i];
509 ly = y +freearr_y[i]; 585 ly = y + freearr_y[i];
510 sindex = surround_flag3(map,lx,ly,RP); 586 sindex = surround_flag3 (map, lx, ly);
511 /* if it's blocked on 3 sides, it's enclosed */ 587 /* if it's blocked on 3 sides, it's enclosed */
512 if(sindex==7 || sindex == 11 || sindex == 13 || sindex == 14) { 588 if (sindex == 7 || sindex == 11 || sindex == 13 || sindex == 14)
513 *cx= lx;*cy= ly; 589 {
590 *cx = lx;
591 *cy = ly;
514 return; 592 return;
515 } 593 }
516 } 594 }
517 595
518 /* OK, if we got here, we're obviously someplace where there's no enclosed 596 /* OK, if we got here, we're obviously someplace where there's no enclosed
519 spots--try to find someplace which is 2x enclosed. */ 597 spots--try to find someplace which is 2x enclosed. */
520 for(i=0;i<=SIZEOFFREE1;i++) { 598 for (i = 0; i <= SIZEOFFREE1; i++)
599 {
521 int lx,ly,sindex; 600 int lx, ly, sindex;
601
522 lx = x +freearr_x[i]; 602 lx = x + freearr_x[i];
523 ly = y +freearr_y[i]; 603 ly = y + freearr_y[i];
524 sindex = surround_flag3(map,lx,ly,RP); 604 sindex = surround_flag3 (map, lx, ly);
525 /* if it's blocked on 3 sides, it's enclosed */ 605 /* if it's blocked on 3 sides, it's enclosed */
526 if(sindex==3 || sindex == 5 || sindex == 9 || sindex == 6 || sindex==10 || sindex==12) { 606 if (sindex == 3 || sindex == 5 || sindex == 9 || sindex == 6 || sindex == 10 || sindex == 12)
527 *cx= lx;*cy= ly; 607 {
608 *cx = lx;
609 *cy = ly;
528 return; 610 return;
529 } 611 }
530 } 612 }
531 613
532 /* settle for one surround point */ 614 /* settle for one surround point */
533 for(i=0;i<=SIZEOFFREE1;i++) { 615 for (i = 0; i <= SIZEOFFREE1; i++)
616 {
534 int lx,ly,sindex; 617 int lx, ly, sindex;
618
535 lx = x +freearr_x[i]; 619 lx = x + freearr_x[i];
536 ly = y +freearr_y[i]; 620 ly = y + freearr_y[i];
537 sindex = surround_flag3(map,lx,ly,RP); 621 sindex = surround_flag3 (map, lx, ly);
538 /* if it's blocked on 3 sides, it's enclosed */ 622 /* if it's blocked on 3 sides, it's enclosed */
539 if(sindex) { 623 if (sindex)
540 *cx= lx;*cy= ly; 624 {
625 *cx = lx;
626 *cy = ly;
541 return; 627 return;
542 } 628 }
543 } 629 }
544 /* give up and return the closest free spot. */ 630 /* give up and return the closest free spot. */
545 i = find_first_free_spot(&find_archetype("chest")->clone,map,x,y); 631 i = rmg_find_free_spot (archetype::find (shstr_chest), map, x, y, 1, SIZEOFFREE1 + 1);
546 if(i!=-1&&i<=SIZEOFFREE1) { 632
633 if (i != -1)
634 {
547 *cx = x +freearr_x[i]; 635 *cx = x + freearr_x[i];
548 *cy = y +freearr_y[i]; 636 *cy = y + freearr_y[i];
549 return;
550 } 637 }
638 else
639 {
551 /* indicate failure */ 640 /* indicate failure */
552 *cx=*cy=-1; 641 *cx = -1;
553} 642 *cy = -1;
554
555
556void remove_monsters(int x,int y,mapstruct *map) {
557 object *tmp;
558
559 for(tmp=get_map_ob(map,x,y);tmp!=NULL;tmp=tmp->above)
560 if(QUERY_FLAG(tmp,FLAG_ALIVE)) {
561 if(tmp->head) tmp=tmp->head;
562 remove_ob(tmp);
563 free_object(tmp);
564 tmp=get_map_ob(map,x,y);
565 if(tmp==NULL) break;
566 }; 643 }
567} 644}
568 645
646static void
647remove_monsters (int x, int y, maptile *map)
648{
649 for (object *tmp = GET_MAP_OB (map, x, y); tmp; )
650 {
651 object *next = tmp->above;
652
653 if (tmp->flag [FLAG_ALIVE])
654 tmp->head_ ()->destroy ();
655
656 tmp = next;
657 }
658}
569 659
570/* surrounds the point x,y by doors, so as to enclose something, like 660/* surrounds the point x,y by doors, so as to enclose something, like
571 a chest. It only goes as far as the 8 squares surrounding, and 661 a chest. It only goes as far as the 8 squares surrounding, and
572 it'll remove any monsters it finds.*/ 662 it'll remove any monsters it finds.*/
573 663static object **
574object ** surround_by_doors(mapstruct *map,char **layout,int x,int y,int opts) { 664surround_by_doors (maptile *map, char **maze, int x, int y, int opts)
665{
575 int i; 666 int i;
576 char *doors[2]; 667 const char *doors[2];
577 object **doorlist; 668 object **doorlist;
578 int ndoors_made=0; 669 int ndoors_made = 0;
579 doorlist = (object **) calloc(9, sizeof(object *)); /* 9 doors so we can hold termination null */ 670 doorlist = (object **) calloc (9, sizeof (object *)); /* 9 doors so we can hold termination null */
580 671
581 /* this is a list we pick from, for horizontal and vertical doors */ 672 /* this is a list we pick from, for horizontal and vertical doors */
582 if(opts&DOORED) { 673 if (opts & DOORED)
674 {
583 doors[0]="locked_door2"; 675 doors[0] = "locked_door2";
584 doors[1]="locked_door1"; 676 doors[1] = "locked_door1";
585 } 677 }
586 else { 678 else
679 {
587 doors[0]="door_1"; 680 doors[0] = "door_1";
588 doors[1]="door_2"; 681 doors[1] = "door_2";
589 } 682 }
590 683
591 /* place doors in all the 8 adjacent unblocked squares. */ 684 /* place doors in all the 8 adjacent unblocked squares. */
592 for(i=1;i<9;i++) { 685 for (i = 1; i < 9; i++)
686 {
593 int x1 = x + freearr_x[i], y1 = y+freearr_y[i]; 687 int x1 = x + freearr_x[i], y1 = y + freearr_y[i];
594 688
595 if(!wall_blocked(map,x1,y1) 689 if (!wall_blocked (map, x1, y1) && maze[x1][y1] == '>')
596 || layout[x1][y1]=='>') {/* place a door */ 690 { /* place a door */
691 remove_monsters (x1, y1, map);
692
597 object * new_door=get_archetype( (freearr_x[i]==0)?doors[1]:doors[0]); 693 object *new_door = archetype::get (freearr_x[i] == 0 ? doors[1] : doors[0]);
598 new_door->x = x + freearr_x[i]; 694 map->insert (new_door, x1, y1);
599 new_door->y = y + freearr_y[i];
600 remove_monsters(new_door->x,new_door->y,map);
601 insert_ob_in_map(new_door,map,NULL,0);
602 doorlist[ndoors_made]=new_door; 695 doorlist[ndoors_made] = new_door;
603 ndoors_made++; 696 ndoors_made++;
604 } 697 }
605 } 698 }
699
606 return doorlist; 700 return doorlist;
607} 701}
608 702
609
610/* returns the first door in this square, or NULL if there isn't a door. */ 703/* returns the first door in this square, or NULL if there isn't a door. */
704static object *
611object *door_in_square(mapstruct *map,int x,int y) { 705door_in_square (maptile *map, int x, int y)
612 object *tmp; 706{
613 for(tmp=get_map_ob(map,x,y);tmp!=NULL;tmp=tmp->above) 707 for (object *tmp = GET_MAP_OB (map, x, y); tmp; tmp = tmp->above)
614 if(tmp->type == DOOR || tmp->type== LOCKED_DOOR) return tmp; 708 if (tmp->type == DOOR || tmp->type == LOCKED_DOOR)
709 return tmp;
710
615 return NULL; 711 return NULL;
616} 712}
617
618 713
619/* the workhorse routine, which finds the doors in a room */ 714/* the workhorse routine, which finds the doors in a room */
715static void
620void find_doors_in_room_recursive(char **layout,mapstruct *map,int x,int y,object **doorlist,int *ndoors,RMParms *RP) { 716find_doors_in_room_recursive (layout &maze, maptile *map, int x, int y, object **doorlist, int *ndoors)
717{
621 int i,j; 718 int i, j;
622 object *door; 719 object *door;
623 720
624 /* bounds check x and y */ 721 /* bounds check x and y */
625 if(!(x >= 0 && y >= 0 && x < RP->Xsize && y < RP->Ysize)) return; 722 if (!(x >= 0 && y >= 0 && x < maze.w && y < maze.h))
723 return;
626 724
627 /* if the square is blocked or searched already, leave */ 725 /* if the square is blocked or searched already, leave */
628 if(layout[x][y]==1) return; 726 if (maze[x][y] == 1)
727 return;
629 728
630 /* check off this point */ 729 /* check off this point */
631 if(layout[x][y]=='#') { /* there could be a door here */ 730 if (maze[x][y] == '#')
632 layout[x][y]=1; 731 { /* there could be a door here */
732 maze[x][y] = 1;
633 door=door_in_square(map,x,y); 733 door = door_in_square (map, x, y);
634 if(door!=NULL) { 734 if (door)
735 {
635 doorlist[*ndoors]=door; 736 doorlist[*ndoors] = door;
737
636 if(*ndoors>254) /* eek! out of memory */ 738 if (*ndoors > 1022) /* eek! out of memory */
637 { 739 {
638 LOG(llevError, "find_doors_in_room_recursive:Too many doors for memory allocated!\n"); 740 LOG (llevError, "find_doors_in_room_recursive:Too many doors for memory allocated!\n");
639 return; 741 return;
640 } 742 }
743
641 *ndoors=*ndoors+1; 744 *ndoors = *ndoors + 1;
642 } 745 }
643 } 746 }
644 else { 747 else
645 layout[x][y]=1; 748 {
749 maze[x][y] = 1;
750
646 /* now search all the 8 squares around recursively for free spots,in random order */ 751 /* now search all the 8 squares around recursively for free spots,in random order */
647 for(i=RANDOM()%8,j=0; j<8 && theMonsterToFind==NULL;i++,j++) { 752 for (i = rmg_rndm (8), j = 0; j < 8 && !theMonsterToFind; i++, j++)
648 find_doors_in_room_recursive(layout,map,x+freearr_x[i%8+1],y+freearr_y[i%8+1],doorlist,ndoors,RP); 753 find_doors_in_room_recursive (maze, map,
649 } 754 x + freearr_x[i % 8 + 1], y + freearr_y[i % 8 + 1],
755 doorlist, ndoors);
650 } 756 }
651} 757}
652 758
653/* find a random non-blocked spot in this room to drop a key. */ 759/* find a random non-blocked spot in this room to drop a key. */
654object** find_doors_in_room(mapstruct *map,int x,int y,RMParms *RP) { 760static object **
655 char **layout2; 761find_doors_in_room (maptile *map, int x, int y)
656 object **doorlist; 762{
657 int i,j; 763 int i, j;
658 int ndoors=0; 764 int ndoors = 0;
659 765
660 doorlist = (object **)calloc(sizeof(int),256); 766 object **doorlist = (object **)calloc (sizeof (int), 1024);
661 767
768 layout layout2 (map->width, map->height);
769 layout2.clear ();
662 770
663 layout2 = (char **) calloc(sizeof(char *),RP->Xsize);
664 /* allocate and copy the layout, converting C to 0. */ 771 /* allocate and copy the maze, converting C to 0. */
665 for(i=0;i<RP->Xsize;i++) { 772 for (i = 0; i < map->width; i++)
666 layout2[i]=(char *)calloc(sizeof(char),RP->Ysize); 773 for (j = 0; j < map->height; j++)
667 for(j=0;j<RP->Ysize;j++) { 774 layout2[i][j] = wall_blocked (map, i, j) ? '#' : 0;
668 if(wall_blocked(map,i,j)) layout2[i][j] = '#'; 775
669 }
670 }
671
672 /* setup num_free_spots and room_free_spots */ 776 /* setup num_free_spots and room_free_spots */
673 find_doors_in_room_recursive(layout2,map,x,y,doorlist,&ndoors,RP); 777 find_doors_in_room_recursive (layout2, map, x, y, doorlist, &ndoors);
674 778
675 /* deallocate the temp. layout */
676 for(i=0;i<RP->Xsize;i++) {
677 free(layout2[i]);
678 }
679 free(layout2);
680 return doorlist; 779 return doorlist;
681} 780}
682
683
684 781
685/* locks and/or hides all the doors in doorlist, or does nothing if 782/* locks and/or hides all the doors in doorlist, or does nothing if
686 opts doesn't say to lock/hide doors. */ 783 opts doesn't say to lock/hide doors. */
687 784static void
688void lock_and_hide_doors(object **doorlist,mapstruct *map,int opts,RMParms *RP) { 785lock_and_hide_doors (object **doorlist, maptile *map, int opts, random_map_params *RP)
786{
689 object *door; 787 object *door;
690 int i; 788 int i;
789
691 /* lock the doors and hide the keys. */ 790 /* lock the doors and hide the keys. */
692 791
693 if(opts & DOORED) { 792 if (opts & DOORED)
793 {
694 for(i=0,door=doorlist[0];doorlist[i]!=NULL;i++) { 794 for (i = 0, door = doorlist[0]; doorlist[i]; i++)
795 {
695 object *new_door=get_archetype("locked_door1"); 796 object *new_door = archetype::get (shstr_locked_door1);
696 char keybuf[256]; 797
697 door=doorlist[i]; 798 door = doorlist[i];
698 new_door->face = door->face; 799 new_door->face = door->face;
699 new_door->x = door->x; 800 new_door->x = door->x;
700 new_door->y = door->y; 801 new_door->y = door->y;
701 remove_ob(door); 802 door->destroy ();
702 free_object(door);
703 doorlist[i]=new_door; 803 doorlist[i] = new_door;
704 insert_ob_in_map(new_door,map,NULL,0); 804 insert_ob_in_map (new_door, map, NULL, 0);
705 sprintf(keybuf,"%d",(int)RANDOM()); 805 new_door->slaying = format ("RMG-%d-%d", (int)rmg_rndm (1000000000), (int)rmg_rndm (1000000000));
706 new_door->slaying = keybuf;
707 keyplace(map,new_door->x,new_door->y,keybuf,NO_PASS_DOORS,2,RP); 806 keyplace (map, new_door->x, new_door->y, new_door->slaying, NO_PASS_DOORS, 2);
708 } 807 }
709 } 808 }
710 809
711 /* change the faces of the doors and surrounding walls to hide them. */ 810 /* change the faces of the doors and surrounding walls to hide them. */
712 if(opts & HIDDEN) { 811 if (opts & HIDDEN)
812 {
713 for(i=0,door=doorlist[0];doorlist[i]!=NULL;i++) { 813 for (i = 0, door = doorlist[0]; doorlist[i] != NULL; i++)
814 {
714 object *wallface; 815 object *wallface;
816
715 door=doorlist[i]; 817 door = doorlist[i];
716 wallface=retrofit_joined_wall(map,door->x,door->y,1,RP); 818 wallface = retrofit_joined_wall (map, door->x, door->y, 1, RP);
717 if(wallface!=NULL) { 819 if (wallface != NULL)
820 {
718 retrofit_joined_wall(map,door->x-1,door->y,0,RP); 821 retrofit_joined_wall (map, door->x - 1, door->y, 0, RP);
719 retrofit_joined_wall(map,door->x+1,door->y,0,RP); 822 retrofit_joined_wall (map, door->x + 1, door->y, 0, RP);
720 retrofit_joined_wall(map,door->x,door->y-1,0,RP); 823 retrofit_joined_wall (map, door->x, door->y - 1, 0, RP);
721 retrofit_joined_wall(map,door->x,door->y+1,0,RP); 824 retrofit_joined_wall (map, door->x, door->y + 1, 0, RP);
825
722 door->face = wallface->face; 826 door->face = wallface->face;
723 if(!QUERY_FLAG(wallface,FLAG_REMOVED)) remove_ob(wallface); 827
724 free_object(wallface); 828 wallface->destroy ();
829 }
725 } 830 }
726 }
727 } 831 }
728} 832}

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