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Comparing deliantra/server/random_maps/wall.C (file contents):
Revision 1.29 by root, Mon Oct 12 14:00:58 2009 UTC vs.
Revision 1.42 by root, Fri Jul 2 17:41:24 2010 UTC

1/* 1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4 * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2002 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen 6 * Copyright (©) 1992 Frank Tore Johansen
7 * 7 *
8 * Deliantra is free software: you can redistribute it and/or modify it under 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 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 10 * Free Software Foundation, either version 3 of the License, or (at your
11 * option) any later version. 11 * option) any later version.
… …
26#include <random_map.h> 26#include <random_map.h>
27#include <rproto.h> 27#include <rproto.h>
28 28
29/* Put in the walls and autojoin them. */ 29/* Put in the walls and autojoin them. */
30 30
31/* given a layout and a coordinate, tell me which squares up/down/right/left 31/* given a maze and a coordinate, tell me which squares up/down/right/left
32 are occupied. */ 32 are occupied. */
33int 33int
34surround_flag (char **layout, int i, int j, random_map_params *RP) 34surround_flag (const layout &maze, int i, int j)
35{ 35{
36 /* 1 = wall to left, 36 /* 1 = wall to left,
37 2 = wall to right, 37 2 = wall to right,
38 4 = wall above 38 4 = wall above
39 8 = wall below */ 39 8 = wall below */
40 int surround_index = 0; 40 int surround_index = 0;
41 41
42 if ((i > 0) && layout[i - 1][j] != 0) 42 if (i > 0 && maze[i - 1][j] != 0) surround_index |= 1;
43 surround_index |= 1; 43 if (i < maze.w - 1 && maze[i + 1][j] != 0) surround_index |= 2;
44 if ((i < RP->Xsize - 1) && layout[i + 1][j] != 0) 44 if (j > 0 && maze[i][j - 1] != 0) surround_index |= 4;
45 surround_index |= 2; 45 if (j < maze.h - 1 && maze[i][j + 1] != 0) surround_index |= 8;
46 if ((j > 0) && layout[i][j - 1] != 0) 46
47 surround_index |= 4;
48 if ((j < RP->Ysize - 1) && layout[i][j + 1] != 0)
49 surround_index |= 8;
50 return surround_index; 47 return surround_index;
51} 48}
52 49
53
54/* like surround_flag, but only walls count. 50/* like surround_flag, but only walls count. */
55 */
56
57int 51int
58surround_flag2 (char **layout, int i, int j, random_map_params *RP) 52surround_flag2 (const layout &maze, int i, int j)
59{ 53{
60 /* 1 = wall to left, 54 /* 1 = wall to left,
61 2 = wall to right, 55 2 = wall to right,
62 4 = wall above 56 4 = wall above
63 8 = wall below */ 57 8 = wall below */
64 int surround_index = 0; 58 int surround_index = 0;
65 59
66 if ((i > 0) && layout[i - 1][j] == '#') 60 if (i > 0 && maze[i - 1][j] == '#') surround_index |= 1;
67 surround_index |= 1; 61 if (i < maze.w - 1 && maze[i + 1][j] == '#') surround_index |= 2;
68 if ((i < RP->Xsize - 1) && layout[i + 1][j] == '#') 62 if (j > 0 && maze[i][j - 1] == '#') surround_index |= 4;
69 surround_index |= 2; 63 if (j < maze.h - 1 && maze[i][j + 1] == '#') surround_index |= 8;
70 if ((j > 0) && layout[i][j - 1] == '#') 64
71 surround_index |= 4;
72 if ((j < RP->Ysize - 1) && layout[i][j + 1] == '#')
73 surround_index |= 8;
74 return surround_index; 65 return surround_index;
75} 66}
76 67
77
78/* like surround_flag, except it checks a map, not a layout. 68/* like surround_flag, except it checks a map, not a maze.
79 * Since this is part of the random map code, presumption 69 * Since this is part of the random map code, presumption
80 * is that this is not a tiled map. 70 * is that this is not a tiled map.
81 * What is considered blocking and not is somewhat hard coded. 71 * What is considered blocking and not is somewhat hard coded.
82 */ 72 */
83int 73int
84surround_flag3 (maptile *map, sint16 i, sint16 j, random_map_params *RP) 74surround_flag3 (maptile *map, int i, int j)
85{ 75{
86 /* 76 /*
87 * 1 = blocked to left, 77 * 1 = blocked to left,
88 * 2 = blocked to right, 78 * 2 = blocked to right,
89 * 4 = blocked above 79 * 4 = blocked above
90 * 8 = blocked below 80 * 8 = blocked below
91 */ 81 */
92
93 int surround_index = 0; 82 int surround_index = 0;
94 83
95 // don't forget to update the mapspace! 84 // don't forget to update the mapspace!
96 if (i > 0) map->at (i - 1, j ).update (); 85 if (i > 0) map->at (i - 1, j ).update ();
97 if (i < RP->Xsize - 1) map->at (i + 1, j ).update (); 86 if (i < map->width - 1) map->at (i + 1, j ).update ();
98 if (j > 0) map->at (i , j - 1).update (); 87 if (j > 0) map->at (i , j - 1).update ();
99 if (j < RP->Ysize - 1) map->at (i , j + 1).update (); 88 if (j < map->height - 1) map->at (i , j + 1).update ();
100 89
101 if ((i > 0) && (GET_MAP_MOVE_BLOCK (map, i - 1, j) & MOVE_WALK)) 90 if (i > 0 && (GET_MAP_MOVE_BLOCK (map, i - 1, j) & MOVE_WALK)) surround_index |= 1;
102 surround_index |= 1;
103 if ((i < RP->Xsize - 1) && (GET_MAP_MOVE_BLOCK (map, i + 1, j) & MOVE_WALK)) 91 if (i < map->width - 1 && (GET_MAP_MOVE_BLOCK (map, i + 1, j) & MOVE_WALK)) surround_index |= 2;
104 surround_index |= 2;
105 if ((j > 0) && (GET_MAP_MOVE_BLOCK (map, i, j - 1) & MOVE_WALK)) 92 if (j > 0 && (GET_MAP_MOVE_BLOCK (map, i, j - 1) & MOVE_WALK)) surround_index |= 4;
106 surround_index |= 4;
107 if ((j < RP->Ysize - 1) && (GET_MAP_MOVE_BLOCK (map, i, j + 1) & MOVE_WALK)) 93 if (j < map->height - 1 && (GET_MAP_MOVE_BLOCK (map, i, j + 1) & MOVE_WALK)) surround_index |= 8;
108 surround_index |= 8;
109 94
110 return surround_index; 95 return surround_index;
111} 96}
112 97
113/* like surround_flag2, except it checks a map, not a layout. */ 98/* like surround_flag2, except it checks a map, not a maze. */
114 99static int
115int
116surround_flag4 (maptile *map, int i, int j, random_map_params *RP) 100surround_flag4 (maptile *map, int i, int j)
117{ 101{
118 /* 1 = blocked to left, 102 /* 1 = blocked to left,
119 2 = blocked to right, 103 2 = blocked to right,
120 4 = blocked above 104 4 = blocked above
121 8 = blocked below */ 105 8 = blocked below */
122 int surround_index = 0; 106 int surround_index = 0;
123 107
124 if ((i > 0) && wall_blocked (map, i - 1, j)) 108 if (i > 0 && wall_blocked (map, i - 1, j)) surround_index |= 1;
125 surround_index |= 1; 109 if (i < map->width - 1 && wall_blocked (map, i + 1, j)) surround_index |= 2;
126 if ((i < RP->Xsize - 1) && wall_blocked (map, i + 1, j)) 110 if (j > 0 && wall_blocked (map, i, j - 1)) surround_index |= 4;
127 surround_index |= 2; 111 if (j < map->height - 1 && wall_blocked (map, i, j + 1)) surround_index |= 8;
128 if ((j > 0) && wall_blocked (map, i, j - 1))
129 surround_index |= 4;
130 if ((j < RP->Ysize - 1) && wall_blocked (map, i, j + 1))
131 surround_index |= 8;
132 112
133 return surround_index; 113 return surround_index;
134} 114}
135 115
136/* takes a map and a layout, and puts walls in the map (picked from
137 w_style) at '#' marks. */
138
139void
140make_map_walls (maptile *map, char **layout, char *w_style, random_map_params *RP)
141{
142 char styledirname[1024];
143 char stylefilepath[1024];
144 maptile *style_map = 0;
145 object *the_wall;
146
147 /* get the style map */
148 if (!strcmp (w_style, "none"))
149 return;
150 sprintf (styledirname, "%s", "/styles/wallstyles");
151 sprintf (stylefilepath, "%s/%s", styledirname, w_style);
152 style_map = find_style (styledirname, w_style, -1);
153 if (!style_map)
154 return;
155
156 /* fill up the map with the given floor style */
157 if ((the_wall = style_map->pick_random_object (rmg_rndm)))
158 {
159 int i, j;
160 char *cp;
161 int joinedwalls = 0;
162 object *thiswall;
163
164 sprintf (RP->wall_name, "%s", &the_wall->arch->archname);
165 if ((cp = strchr (RP->wall_name, '_')) != NULL)
166 {
167 *cp = 0;
168 joinedwalls = 1;
169 }
170
171 for (i = 0; i < RP->Xsize; i++)
172 for (j = 0; j < RP->Ysize; j++)
173 {
174 if (layout[i][j] == '#')
175 {
176 if (joinedwalls)
177 thiswall = pick_joined_wall (the_wall, layout, i, j, RP);
178 else
179 thiswall = arch_to_object (the_wall->arch);
180 thiswall->x = i;
181 thiswall->y = j;
182 thiswall->move_block = MOVE_ALL;
183 insert_ob_in_map (thiswall, map, thiswall, INS_NO_MERGE | INS_NO_WALK_ON);
184 }
185 }
186 }
187}
188
189
190/* picks the right wall type for this square, to make it look nice, 116/* picks the right wall type for this square, to make it look nice,
191 and have everything nicely joined. It uses the layout. */ 117 and have everything nicely joined. It uses the maze. */
192 118static object *
193object *
194pick_joined_wall (object *the_wall, char **layout, int i, int j, random_map_params *RP) 119pick_joined_wall (object *the_wall, const layout &maze, int i, int j, random_map_params *RP)
195{ 120{
196 /* 1 = wall to left, 121 /* 1 = wall to left,
197 2 = wall to right, 122 2 = wall to right,
198 4 = wall above 123 4 = wall above
199 8 = wall below */ 124 8 = wall below */
… …
218 wall_name[l] = 0; 143 wall_name[l] = 0;
219 break; 144 break;
220 } 145 }
221 } 146 }
222 147
223 surround_index = surround_flag2 (layout, i, j, RP);
224
225 switch (surround_index)
226 {
227 case 0:
228 strcat (wall_name, "_0"); 148 strcat (wall_name, "_");
229 break; 149 strcat (wall_name, wall_suffix [surround_flag2 (maze, i, j)]);
230 case 1: 150
231 strcat (wall_name, "_1_3");
232 break;
233 case 2:
234 strcat (wall_name, "_1_4");
235 break;
236 case 3:
237 strcat (wall_name, "_2_1_2");
238 break;
239 case 4:
240 strcat (wall_name, "_1_2");
241 break;
242 case 5:
243 strcat (wall_name, "_2_2_4");
244 break;
245 case 6:
246 strcat (wall_name, "_2_2_1");
247 break;
248 case 7:
249 strcat (wall_name, "_3_1");
250 break;
251 case 8:
252 strcat (wall_name, "_1_1");
253 break;
254 case 9:
255 strcat (wall_name, "_2_2_3");
256 break;
257 case 10:
258 strcat (wall_name, "_2_2_2");
259 break;
260 case 11:
261 strcat (wall_name, "_3_3");
262 break;
263 case 12:
264 strcat (wall_name, "_2_1_1");
265 break;
266 case 13:
267 strcat (wall_name, "_3_4");
268 break;
269 case 14:
270 strcat (wall_name, "_3_2");
271 break;
272 case 15:
273 strcat (wall_name, "_4");
274 break;
275 }
276 wall_arch = archetype::find (wall_name); 151 wall_arch = archetype::find (wall_name);
277 152
278 return wall_arch ? arch_to_object (wall_arch) : arch_to_object (the_wall->arch); 153 return wall_arch ? wall_arch->instance () : the_wall->arch->instance ();
279} 154}
280 155
156// checks whether the layout has a "reachable" space at a given point, i.e.
157// not a wall that is completely surrounded by walls.
158static bool inline
159is_visible (layout &maze, int i, int j)
160{
161 for (int dx = -1; dx <= 1; ++dx)
162 for (int dy = -1; dy <= 1; ++dy)
163 {
164 int x = i + dx;
165 int y = j + dy;
166
167 if (x >= 0 && x < maze.w
168 && y >= 0 && y < maze.h
169 && maze [x][y] != '#')
170 return true;
171 }
172
173 return false;
174}
175
176/* takes a map and a maze, and puts walls in the map (picked from
177 w_style) at '#' marks. */
178void
179make_map_walls (maptile *map, layout &maze, const char *w_style, const char *m_style, random_map_params *RP)
180{
181 object *the_wall;
182
183 /* get the style map */
184 if (!strcmp (w_style, "none"))
185 return;
186
187 maptile *style_map = find_style ("/styles/wallstyles", w_style, RP->difficulty);
188 if (!style_map)
189 return;
190
191 maptile *mining_map = m_style && *m_style
192 ? find_style ("/styles/miningstyles", m_style, RP->difficulty)
193 : 0;
194
195 if ((the_wall = style_map->pick_random_object (rmg_rndm)))
196 {
197 // first pass, remove all "unreachable" (in-rock) walls
198 // and replace them by "blocked" spaces.
199
200 layout clean_maze (maze);
201
202 if (archetype *blocked = archetype::find ("blocked"))
203 for (int x = 0; x < maze.w; ++x)
204 for (int y = 0; y < maze.h; ++y)
205 if (maze [x][y] == '#' && !is_visible (maze, x, y))
206 {
207 clean_maze [x][y] = 'X';
208
209 // erase everything on this space ad replace it by blocked
210 mapspace &ms = map->at (x, y);
211
212 while (ms.top)
213 ms.top->destroy ();
214
215 map->insert (blocked->instance (), x, y, 0, INS_NO_MERGE | INS_NO_WALK_ON);
216 }
217
218 // second pass, add in walls
219
220 int joinedwalls = 0;
221
222 assign (RP->wall_name, the_wall->arch->archname);
223 if (char *cp = strchr (RP->wall_name, '_'))
224 {
225 *cp = 0;
226 joinedwalls = 1;
227 }
228
229 for (int i = 0; i < RP->Xsize; i++)
230 for (int j = 0; j < RP->Ysize; j++)
231 if (clean_maze [i][j] == '#')
232 {
233 object *thiswall = joinedwalls ? pick_joined_wall (the_wall, clean_maze, i, j, RP)
234 : the_wall->arch->instance ();
235
236 thiswall->move_block = MOVE_ALL;
237 map->insert (thiswall, i, j, thiswall, INS_NO_MERGE | INS_NO_WALK_ON);
238
239 if (mining_map)
240 if (object *vein = mining_map->at (rmg_rndm (mining_map->width), rmg_rndm (mining_map->height)).bot)
241 map->insert (vein->clone (), i, j, thiswall, INS_NO_MERGE | INS_NO_WALK_ON);
242 }
243 }
244}
281 245
282/* this takes a map, and changes an existing wall to match what's blocked 246/* this takes a map, and changes an existing wall to match what's blocked
283 * around it, counting only doors and walls as blocked. If insert_flag is 247 * around it, counting only doors and walls as blocked. If insert_flag is
284 * 1, it will go ahead and insert the wall into the map. If not, it 248 * 1, it will go ahead and insert the wall into the map. If not, it
285 * will only return the wall which would belong there, and doesn't 249 * will only return the wall which would belong there, and doesn't
286 * remove anything. It depends on the 250 * remove anything. It depends on the
287 * global, previously-set variable, "wall_name" 251 * global, previously-set variable, "wall_name"
288 */ 252 */
289
290object * 253object *
291retrofit_joined_wall (maptile *the_map, int i, int j, int insert_flag, random_map_params *RP) 254retrofit_joined_wall (maptile *the_map, int i, int j, int insert_flag, random_map_params *RP)
292{ 255{
293 /* 1 = wall to left, 256 /* 1 = wall to left,
294 * 2 = wall to right, 257 * 2 = wall to right,
… …
300 object *the_wall = 0; 263 object *the_wall = 0;
301 object *new_wall = 0; 264 object *new_wall = 0;
302 archetype *wall_arch = 0; 265 archetype *wall_arch = 0;
303 266
304 /* first find the wall */ 267 /* first find the wall */
305 for (the_wall = GET_MAP_OB (the_map, i, j); the_wall != NULL; the_wall = the_wall->above) 268 for (the_wall = GET_MAP_OB (the_map, i, j); the_wall; the_wall = the_wall->above)
306 if ((the_wall->move_type & MOVE_WALK) && the_wall->type != EXIT && the_wall->type != TELEPORTER) 269 if ((the_wall->move_type & MOVE_WALK) && the_wall->type != EXIT && the_wall->type != TELEPORTER)
307 break; 270 break;
308
309 271
310 /* if what we found is a door, don't remove it, set the_wall to NULL to 272 /* if what we found is a door, don't remove it, set the_wall to NULL to
311 * signal that later. 273 * signal that later.
312 */ 274 */
313 if (the_wall && (the_wall->type == DOOR || the_wall->type == LOCKED_DOOR)) 275 if (the_wall && (the_wall->type == DOOR || the_wall->type == LOCKED_DOOR))
… …
330 RP->wall_name[l] = 0; 292 RP->wall_name[l] = 0;
331 break; 293 break;
332 } 294 }
333 } 295 }
334 296
335 surround_index = surround_flag4 (the_map, i, j, RP);
336 /* This would be a lot cleaner to just us a lookup table,
337 * eg, wall_suffix[surround_index]
338 */
339 switch (surround_index)
340 {
341 case 0:
342 strcat (RP->wall_name, "_0"); 297 strcat (RP->wall_name, "_");
343 break; 298 strcat (RP->wall_name, wall_suffix [surround_flag4 (the_map, i, j)]);
344 case 1:
345 strcat (RP->wall_name, "_1_3");
346 break;
347 case 2:
348 strcat (RP->wall_name, "_1_4");
349 break;
350 case 3:
351 strcat (RP->wall_name, "_2_1_2");
352 break;
353 case 4:
354 strcat (RP->wall_name, "_1_2");
355 break;
356 case 5:
357 strcat (RP->wall_name, "_2_2_4");
358 break;
359 case 6:
360 strcat (RP->wall_name, "_2_2_1");
361 break;
362 case 7:
363 strcat (RP->wall_name, "_3_1");
364 break;
365 case 8:
366 strcat (RP->wall_name, "_1_1");
367 break;
368 case 9:
369 strcat (RP->wall_name, "_2_2_3");
370 break;
371 case 10:
372 strcat (RP->wall_name, "_2_2_2");
373 break;
374 case 11:
375 strcat (RP->wall_name, "_3_3");
376 break;
377 case 12:
378 strcat (RP->wall_name, "_2_1_1");
379 break;
380 case 13:
381 strcat (RP->wall_name, "_3_4");
382 break;
383 case 14:
384 strcat (RP->wall_name, "_3_2");
385 break;
386 case 15:
387 strcat (RP->wall_name, "_4");
388 break;
389 }
390 299
391 wall_arch = archetype::find (RP->wall_name); 300 wall_arch = archetype::find (RP->wall_name);
392 301
393 if (!wall_arch) 302 if (!wall_arch)
394 { 303 {
395 new_wall = arch_to_object (wall_arch); 304 new_wall = wall_arch->instance ();
396 new_wall->x = i; 305 new_wall->x = i;
397 new_wall->y = j; 306 new_wall->y = j;
398 307
399 if (the_wall && the_wall->map) 308 if (the_wall && the_wall->map)
400 the_wall->destroy (); 309 the_wall->destroy ();

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