| … | |
… | |
| 25 | #include <global.h> |
25 | #include <global.h> |
| 26 | #include <random_map.h> |
26 | #include <random_map.h> |
| 27 | #include <sproto.h> |
27 | #include <sproto.h> |
| 28 | #include <rproto.h> |
28 | #include <rproto.h> |
| 29 | |
29 | |
| 30 | /* find a character in the layout. fx and fy are pointers to |
30 | /* find a character in the maze. fx and fy are pointers to |
| 31 | where to find the char. fx,fy = -1 if not found. */ |
31 | where to find the char. fx,fy = -1 if not found. */ |
| 32 | static void |
32 | static void |
| 33 | find_in_layout (int mode, char target, int *fx, int *fy, char **layout, random_map_params *RP) |
33 | find_in_layout (int mode, char target, int &fx, int &fy, layout &maze) |
| 34 | { |
34 | { |
| 35 | int M; |
35 | int M; |
| 36 | int i, j; |
36 | int i, j; |
| 37 | |
37 | |
| 38 | *fx = -1; |
38 | fx = -1; |
| 39 | *fy = -1; |
39 | fy = -1; |
| 40 | |
40 | |
| 41 | /* if a starting point isn't given, pick one */ |
41 | /* if a starting point isn't given, pick one */ |
| 42 | if (mode < 1 || mode > 4) |
42 | if (mode < 1 || mode > 4) |
| 43 | M = rmg_rndm (4) + 1; |
43 | M = rmg_rndm (4) + 1; |
| 44 | else |
44 | else |
| … | |
… | |
| 49 | the same damned thing every time. */ |
49 | the same damned thing every time. */ |
| 50 | switch (M) |
50 | switch (M) |
| 51 | { |
51 | { |
| 52 | case 1: |
52 | case 1: |
| 53 | /* search from top left down/right */ |
53 | /* search from top left down/right */ |
| 54 | for (i = 1; i < RP->Xsize; i++) |
54 | for (i = 1; i < maze.w; i++) |
| 55 | for (j = 1; j < RP->Ysize; j++) |
55 | for (j = 1; j < maze.h; j++) |
| 56 | { |
56 | { |
| 57 | if (layout[i][j] == target) |
57 | if (maze[i][j] == target) |
| 58 | { |
58 | { |
| 59 | *fx = i; |
59 | fx = i; |
| 60 | *fy = j; |
60 | fy = j; |
| 61 | return; |
61 | return; |
| 62 | } |
62 | } |
| 63 | } |
63 | } |
| 64 | break; |
64 | break; |
| 65 | |
65 | |
| 66 | case 2: |
66 | case 2: |
| 67 | /* Search from top right down/left */ |
67 | /* Search from top right down/left */ |
| 68 | for (i = RP->Xsize - 2; i > 0; i--) |
68 | for (i = maze.w - 2; i > 0; i--) |
| 69 | for (j = 1; j < RP->Ysize - 1; j++) |
69 | for (j = 1; j < maze.h - 1; j++) |
| 70 | { |
70 | { |
| 71 | if (layout[i][j] == target) |
71 | if (maze[i][j] == target) |
| 72 | { |
72 | { |
| 73 | *fx = i; |
73 | fx = i; |
| 74 | *fy = j; |
74 | fy = j; |
| 75 | return; |
75 | return; |
| 76 | } |
76 | } |
| 77 | } |
77 | } |
| 78 | break; |
78 | break; |
| 79 | |
79 | |
| 80 | case 3: |
80 | case 3: |
| 81 | /* search from bottom-left up-right */ |
81 | /* search from bottom-left up-right */ |
| 82 | for (i = 1; i < RP->Xsize - 1; i++) |
82 | for (i = 1; i < maze.w - 1; i++) |
| 83 | for (j = RP->Ysize - 2; j > 0; j--) |
83 | for (j = maze.h - 2; j > 0; j--) |
| 84 | { |
84 | { |
| 85 | if (layout[i][j] == target) |
85 | if (maze[i][j] == target) |
| 86 | { |
86 | { |
| 87 | *fx = i; |
87 | fx = i; |
| 88 | *fy = j; |
88 | fy = j; |
| 89 | return; |
89 | return; |
| 90 | } |
90 | } |
| 91 | } |
91 | } |
| 92 | break; |
92 | break; |
| 93 | |
93 | |
| 94 | case 4: |
94 | case 4: |
| 95 | /* search from bottom-right up-left */ |
95 | /* search from bottom-right up-left */ |
| 96 | for (i = RP->Xsize - 2; i > 0; i--) |
96 | for (i = maze.w - 2; i > 0; i--) |
| 97 | for (j = RP->Ysize - 2; j > 0; j--) |
97 | for (j = maze.h - 2; j > 0; j--) |
| 98 | { |
98 | { |
| 99 | if (layout[i][j] == target) |
99 | if (maze[i][j] == target) |
| 100 | { |
100 | { |
| 101 | *fx = i; |
101 | fx = i; |
| 102 | *fy = j; |
102 | fy = j; |
| 103 | return; |
103 | return; |
| 104 | } |
104 | } |
| 105 | } |
105 | } |
| 106 | break; |
106 | break; |
| 107 | |
|
|
| 108 | } |
107 | } |
| 109 | } |
108 | } |
| 110 | |
109 | |
| 111 | /* orientation: 0 means random, |
110 | /* orientation: 0 means random, |
| 112 | 1 means descending dungeon |
111 | 1 means descending dungeon |
| … | |
… | |
| 115 | 4 means leftward |
114 | 4 means leftward |
| 116 | 5 means northward |
115 | 5 means northward |
| 117 | 6 means southward |
116 | 6 means southward |
| 118 | */ |
117 | */ |
| 119 | void |
118 | void |
| 120 | place_exits (maptile *map, char **maze, char *exitstyle, int orientation, random_map_params *RP) |
119 | place_exits (maptile *map, layout &maze, const char *exitstyle, int orientation, random_map_params *RP) |
| 121 | { |
120 | { |
| 122 | maptile *style_map_down = 0; /* harder maze */ |
121 | maptile *style_map_down = 0; /* harder maze */ |
| 123 | maptile *style_map_up = 0; /* easier maze */ |
122 | maptile *style_map_up = 0; /* easier maze */ |
| 124 | object *the_exit_down; /* harder maze */ |
123 | object *the_exit_down; /* harder maze */ |
| 125 | object *the_exit_up; /* easier maze */ |
124 | object *the_exit_up; /* easier maze */ |
| 126 | int cx = -1, cy = -1; /* location of a map center */ |
125 | int cx = -1, cy = -1; /* location of a map center */ |
| 127 | int upx = -1, upy = -1; /* location of up exit */ |
126 | int upx = -1, upy = -1; /* location of up exit */ |
| 128 | int downx = -1, downy = -1; |
127 | int downx = -1, downy = -1; |
| 129 | int final_map_exit = 1; |
128 | int final_map_exit = 1; |
| 130 | |
129 | |
| 131 | if (RP->exit_on_final_map) |
130 | if (const char *eofm = RP->get_str ("exit_on_final_map", 0)) |
| 132 | if (strstr (RP->exit_on_final_map, "no")) |
131 | if (strstr (eofm, "no")) |
| 133 | final_map_exit = 0; |
132 | final_map_exit = 0; |
| 134 | |
133 | |
| 135 | if (!orientation) |
134 | if (!orientation) |
| 136 | orientation = rmg_rndm (6) + 1; |
135 | orientation = rmg_rndm (6) + 1; |
| 137 | |
136 | |
| … | |
… | |
| 161 | |
160 | |
| 162 | the_exit_up = style_map_up |
161 | the_exit_up = style_map_up |
| 163 | ? style_map_up->pick_random_object (rmg_rndm)->clone () |
162 | ? style_map_up->pick_random_object (rmg_rndm)->clone () |
| 164 | : archetype::get (shstr_exit); |
163 | : archetype::get (shstr_exit); |
| 165 | |
164 | |
|
|
165 | const char *final_map = RP->get_str ("final_map", 0); |
|
|
166 | |
| 166 | /* we need a down exit only if we're recursing. */ |
167 | /* we need a down exit only if we're recursing. */ |
| 167 | if (RP->dungeon_level < RP->dungeon_depth || *RP->final_map) |
168 | if (RP->dungeon_level < RP->dungeon_depth || final_map) |
| 168 | the_exit_down = style_map_down |
169 | the_exit_down = style_map_down |
| 169 | ? style_map_down->pick_random_object (rmg_rndm)->clone () |
170 | ? style_map_down->pick_random_object (rmg_rndm)->clone () |
| 170 | : archetype::get (shstr_exit); |
171 | : archetype::get (shstr_exit); |
| 171 | else |
172 | else |
| 172 | the_exit_down = 0; |
173 | the_exit_down = 0; |
| 173 | |
174 | |
| 174 | /* set up the up exit */ |
175 | /* set up the up exit */ |
| 175 | the_exit_up->stats.hp = RP->origin_x; |
176 | the_exit_up->stats.hp = RP->get_iv ("origin_x", -1); |
| 176 | the_exit_up->stats.sp = RP->origin_y; |
177 | the_exit_up->stats.sp = RP->get_iv ("origin_y", -1); |
| 177 | the_exit_up->slaying = RP->origin_map; |
178 | the_exit_up->slaying = RP->get_str ("origin_map", 0); |
| 178 | |
179 | |
| 179 | /* figure out where to put the entrance */ |
180 | /* figure out where to put the entrance */ |
| 180 | /* begin a logical block */ |
181 | /* begin a logical block */ |
| 181 | { |
182 | { |
| 182 | /* First, look for a '<' char */ |
183 | /* First, look for a '<' char */ |
| 183 | find_in_layout (0, '<', &upx, &upy, maze, RP); |
184 | find_in_layout (0, '<', upx, upy, maze); |
| 184 | |
185 | |
| 185 | /* next, look for a C, the map center. */ |
186 | /* next, look for a C, the map center. */ |
| 186 | find_in_layout (0, 'C', &cx, &cy, maze, RP); |
187 | find_in_layout (0, 'C', cx, cy, maze); |
| 187 | |
188 | |
| 188 | /* if we didn't find an up, find an empty place far from the center */ |
189 | /* if we didn't find an up, find an empty place far from the center */ |
| 189 | if (upx == -1 && cx != -1) |
190 | if (upx == -1 && cx != -1) |
| 190 | { |
191 | { |
| 191 | if (cx > RP->Xsize / 2) |
192 | if (cx > RP->Xsize / 2) |
| … | |
… | |
| 198 | else |
199 | else |
| 199 | upy = RP->Ysize - 2; |
200 | upy = RP->Ysize - 2; |
| 200 | |
201 | |
| 201 | /* find an empty place far from the center */ |
202 | /* find an empty place far from the center */ |
| 202 | if (upx == 1 && upy == 1) |
203 | if (upx == 1 && upy == 1) |
| 203 | find_in_layout (1, 0, &upx, &upy, maze, RP); |
204 | find_in_layout (1, 0, upx, upy, maze); |
| 204 | else if (upx == 1 && upy > 1) |
205 | else if (upx == 1 && upy > 1) |
| 205 | find_in_layout (3, 0, &upx, &upy, maze, RP); |
206 | find_in_layout (3, 0, upx, upy, maze); |
| 206 | else if (upx > 1 && upy == 1) |
207 | else if (upx > 1 && upy == 1) |
| 207 | find_in_layout (2, 0, &upx, &upy, maze, RP); |
208 | find_in_layout (2, 0, upx, upy, maze); |
| 208 | else if (upx > 1 && upy > 1) |
209 | else if (upx > 1 && upy > 1) |
| 209 | find_in_layout (4, 0, &upx, &upy, maze, RP); |
210 | find_in_layout (4, 0, upx, upy, maze); |
| 210 | } |
211 | } |
| 211 | |
212 | |
| 212 | /* no indication of where to place the exit, so just place it. */ |
213 | /* no indication of where to place the exit, so just place it. */ |
| 213 | if (upx == -1) |
214 | if (upx == -1) |
| 214 | find_in_layout (0, 0, &upx, &upy, maze, RP); |
215 | find_in_layout (0, 0, upx, upy, maze); |
| 215 | |
216 | |
| 216 | the_exit_up->x = upx; |
217 | the_exit_up->x = upx; |
| 217 | the_exit_up->y = upy; |
218 | the_exit_up->y = upy; |
| 218 | |
219 | |
| 219 | /* surround the exits with notices that this is a random map. */ |
220 | /* surround the exits with notices that this is a random map. */ |
| 220 | for (int j = 1; j < 9; j++) |
221 | for (int j = 1; j < 9; j++) |
| 221 | { |
|
|
| 222 | if (!wall_blocked (map, the_exit_up->x + freearr_x[j], the_exit_up->y + freearr_y[j])) |
222 | if (!wall_blocked (map, the_exit_up->x + freearr_x[j], the_exit_up->y + freearr_y[j])) |
| 223 | { |
223 | { |
| 224 | object *random_sign = archetype::get (shstr_sign); |
224 | object *random_sign = archetype::get (shstr_sign); |
| 225 | random_sign->msg = format ("This is a random map.\nLevel: %d\n", RP->dungeon_level - 1); |
225 | random_sign->msg = format ("This is a random map.\nLevel: %d of %d.\n", RP->dungeon_level - 1, RP->dungeon_depth); |
| 226 | map->insert (random_sign, the_exit_up->x + freearr_x[j], the_exit_up->y + freearr_y[j], 0, 0); |
226 | map->insert (random_sign, the_exit_up->x + freearr_x[j], the_exit_up->y + freearr_y[j], 0, 0); |
| 227 | } |
227 | } |
| 228 | } |
|
|
| 229 | |
228 | |
| 230 | /* Block the exit so things don't get dumped on top of it. */ |
229 | /* Block the exit so things don't get dumped on top of it. */ |
| 231 | the_exit_up->move_block = MOVE_ALL; |
230 | the_exit_up->move_block = MOVE_ALL; |
| 232 | |
231 | |
| 233 | insert_ob_in_map (the_exit_up, map, NULL, 0); |
232 | insert_ob_in_map (the_exit_up, map, NULL, 0); |
| … | |
… | |
| 236 | /* set the starting x,y for this map */ |
235 | /* set the starting x,y for this map */ |
| 237 | map->enter_x = the_exit_up->x; |
236 | map->enter_x = the_exit_up->x; |
| 238 | map->enter_y = the_exit_up->y; |
237 | map->enter_y = the_exit_up->y; |
| 239 | |
238 | |
| 240 | /* first, look for a '>' character */ |
239 | /* first, look for a '>' character */ |
| 241 | find_in_layout (0, '>', &downx, &downy, maze, RP); |
240 | find_in_layout (0, '>', downx, downy, maze); |
| 242 | |
241 | |
| 243 | /* if no > is found use C */ |
242 | /* if no > is found use C */ |
| 244 | if (downx == -1) |
243 | if (downx == -1) |
| 245 | { |
244 | { |
| 246 | downx = cx; |
245 | downx = cx; |
| … | |
… | |
| 261 | else |
260 | else |
| 262 | downy = RP->Ysize - 2; |
261 | downy = RP->Ysize - 2; |
| 263 | |
262 | |
| 264 | /* find an empty place far from the entrance */ |
263 | /* find an empty place far from the entrance */ |
| 265 | if (downx == 1 && downy == 1) |
264 | if (downx == 1 && downy == 1) |
| 266 | find_in_layout (1, 0, &downx, &downy, maze, RP); |
265 | find_in_layout (1, 0, downx, downy, maze); |
| 267 | else if (downx == 1 && downy > 1) |
266 | else if (downx == 1 && downy > 1) |
| 268 | find_in_layout (3, 0, &downx, &downy, maze, RP); |
267 | find_in_layout (3, 0, downx, downy, maze); |
| 269 | else if (downx > 1 && downy == 1) |
268 | else if (downx > 1 && downy == 1) |
| 270 | find_in_layout (2, 0, &downx, &downy, maze, RP); |
269 | find_in_layout (2, 0, downx, downy, maze); |
| 271 | else if (downx > 1 && downy > 1) |
270 | else if (downx > 1 && downy > 1) |
| 272 | find_in_layout (4, 0, &downx, &downy, maze, RP); |
271 | find_in_layout (4, 0, downx, downy, maze); |
| 273 | } |
272 | } |
| 274 | |
273 | |
| 275 | /* no indication of where to place the down exit, so just place it */ |
274 | /* no indication of where to place the down exit, so just place it */ |
| 276 | if (downx == -1) |
275 | if (downx == -1) |
| 277 | find_in_layout (0, 0, &downx, &downy, maze, RP); |
276 | find_in_layout (0, 0, downx, downy, maze); |
| 278 | |
277 | |
| 279 | if (the_exit_down) |
278 | if (the_exit_down) |
| 280 | { |
279 | { |
| 281 | char buf[16384]; |
|
|
| 282 | |
|
|
| 283 | int i = find_free_spot (the_exit_down, map, downx, downy, 1, SIZEOFFREE1 + 1); |
280 | int i = rmg_find_free_spot (the_exit_down, map, downx, downy, 1, SIZEOFFREE1 + 1); |
| 284 | the_exit_down->x = downx + freearr_x[i]; |
281 | the_exit_down->x = downx + freearr_x[i]; |
| 285 | the_exit_down->y = downy + freearr_y[i]; |
282 | the_exit_down->y = downy + freearr_y[i]; |
| 286 | RP->origin_x = the_exit_down->x; |
283 | RP->set ("origin_x", (IV)the_exit_down->x); |
| 287 | RP->origin_y = the_exit_down->y; |
284 | RP->set ("origin_y", (IV)the_exit_down->y); |
| 288 | write_map_parameters_to_string (buf, RP); |
285 | |
| 289 | the_exit_down->msg = buf; |
286 | the_exit_down->msg = RP->as_shstr (); |
| 290 | |
287 | |
| 291 | /* the identifier for making a random map. */ |
288 | /* the identifier for making a random map. */ |
| 292 | if (RP->dungeon_level >= RP->dungeon_depth && *RP->final_map) |
289 | if (RP->dungeon_level >= RP->dungeon_depth && final_map) |
| 293 | { |
290 | { |
| 294 | maptile *new_map; |
291 | maptile *new_map; |
| 295 | object *the_exit_back = the_exit_up->arch->instance (); |
292 | object *the_exit_back = the_exit_up->arch->instance (); |
| 296 | |
293 | |
| 297 | /* load it */ |
294 | /* load it */ |
| 298 | if (!(new_map = maptile::find_sync (RP->final_map))) |
295 | if (!(new_map = maptile::find_sync (final_map))) |
| 299 | return; |
296 | return; |
| 300 | |
297 | |
| 301 | new_map->load_sync (); |
298 | new_map->load_sync (); |
| 302 | |
299 | |
| 303 | the_exit_down->slaying = RP->final_map; |
300 | the_exit_down->slaying = final_map; |
| 304 | |
301 | |
| 305 | for (object *tmp = new_map->at (new_map->enter_x, new_map->enter_y).bot; tmp; tmp = tmp->above) |
302 | for (object *tmp = new_map->at (new_map->enter_x, new_map->enter_y).bot; tmp; tmp = tmp->above) |
| 306 | /* Remove exit back to previous random map. There should only be one |
303 | /* Remove exit back to previous random map. There should only be one |
| 307 | * which is why we break out. To try to process more than one |
304 | * which is why we break out. To try to process more than one |
| 308 | * would require keeping a 'next' pointer, ad free_object kills tmp, which |
305 | * would require keeping a 'next' pointer, ad free_object kills tmp, which |
| … | |
… | |
| 312 | { |
309 | { |
| 313 | tmp->destroy (); |
310 | tmp->destroy (); |
| 314 | break; |
311 | break; |
| 315 | } |
312 | } |
| 316 | |
313 | |
| 317 | if (final_map_exit == 1) |
314 | if (final_map_exit) |
| 318 | { |
315 | { |
| 319 | /* setup the exit back */ |
316 | /* setup the exit back */ |
| 320 | the_exit_back->slaying = map->path; |
317 | the_exit_back->slaying = map->path; |
| 321 | the_exit_back->stats.hp = the_exit_down->x; |
318 | the_exit_back->stats.hp = the_exit_down->x; |
| 322 | the_exit_back->stats.sp = the_exit_down->y; |
319 | the_exit_back->stats.sp = the_exit_down->y; |
| … | |
… | |
| 339 | |
336 | |
| 340 | /* this function unblocks the exits. We blocked them to |
337 | /* this function unblocks the exits. We blocked them to |
| 341 | keep things from being dumped on them during the other |
338 | keep things from being dumped on them during the other |
| 342 | phases of random map generation. */ |
339 | phases of random map generation. */ |
| 343 | void |
340 | void |
| 344 | unblock_exits (maptile *map, char **maze, random_map_params *RP) |
341 | unblock_exits (maptile *map, layout &maze) |
| 345 | { |
342 | { |
| 346 | int i = 0, j = 0; |
343 | int i = 0, j = 0; |
| 347 | object *walk; |
344 | object *walk; |
| 348 | |
345 | |
| 349 | for (i = 0; i < RP->Xsize; i++) |
346 | for (i = 0; i < maze.w; i++) |
| 350 | for (j = 0; j < RP->Ysize; j++) |
347 | for (j = 0; j < maze.h; j++) |
| 351 | if (maze[i][j] == '>' || maze[i][j] == '<') |
348 | if (maze[i][j] == '>' || maze[i][j] == '<') |
| 352 | { |
349 | { |
| 353 | for (walk = GET_MAP_OB (map, i, j); walk != NULL; walk = walk->above) |
350 | for (walk = GET_MAP_OB (map, i, j); walk != NULL; walk = walk->above) |
| 354 | { |
351 | { |
| 355 | if (walk->move_block == MOVE_ALL && walk->type != LOCKED_DOOR) |
352 | if (walk->move_block == MOVE_ALL && walk->type != LOCKED_DOOR) |
