ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/server/server/move.C
(Generate patch)

Comparing deliantra/server/server/move.C (file contents):
Revision 1.31 by root, Wed Sep 2 22:52:36 2009 UTC vs.
Revision 1.50 by root, Sat Nov 17 23:40:04 2018 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 (©) 2017,2018 Marc Alexander Lehmann / the Deliantra team
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 5 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team 6 * Copyright (©) 2002 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen 7 * Copyright (©) 1992 Frank Tore Johansen
7 * 8 *
8 * Deliantra is free software: you can redistribute it and/or modify 9 * Deliantra is free software: you can redistribute it and/or modify it under
9 * it under the terms of the GNU General Public License as published by 10 * the terms of the Affero GNU General Public License as published by the
10 * the Free Software Foundation, either version 3 of the License, or 11 * Free Software Foundation, either version 3 of the License, or (at your
11 * (at your option) any later version. 12 * option) any later version.
12 * 13 *
13 * This program is distributed in the hope that it will be useful, 14 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 17 * GNU General Public License for more details.
17 * 18 *
18 * You should have received a copy of the GNU General Public License 19 * You should have received a copy of the Affero GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>. 20 * and the GNU General Public License along with this program. If not, see
21 * <http://www.gnu.org/licenses/>.
20 * 22 *
21 * The authors can be reached via e-mail to <support@deliantra.net> 23 * The authors can be reached via e-mail to <support@deliantra.net>
22 */ 24 */
23 25
24#include <global.h> 26#include <global.h>
25#ifndef __CEXTRACT__ 27#ifndef __CEXTRACT__
26# include <sproto.h> 28# include <sproto.h>
27#endif 29#endif
28 30
29/*
30 * move_object() tries to move object op in the direction "dir".
31 * If it fails (something blocks the passage), it returns 0,
32 * otherwise 1.
33 * This is an improvement from the previous move_ob(), which
34 * removed and inserted objects even if they were unable to move.
35 */
36int
37move_object (object *op, int dir)
38{
39 return op->move (dir);
40}
41
42/* object op is trying to move in direction dir.
43 * originator is typically the same as op, but
44 * can be different if originator is causing op to
45 * move (originator is pushing op)
46 * returns 0 if the object is not able to move to the
47 * desired space, 1 otherwise (in which case we also
48 * move the object accordingly. This function is
49 * very similiar to move_object.
50 */
51int
52move_ob (object *op, int dir, object *originator)
53{
54 return op->move (dir, originator);
55}
56
57int 31int
58object::move (int dir, object *originator) 32object::move (int dir, object *originator)
59{ 33{
60 sint16 newx = x + freearr_x[dir]; 34 sint16 newx = x + DIRX (dir);
61 sint16 newy = y + freearr_y[dir]; 35 sint16 newy = y + DIRY (dir);
62 36
63 mapxy pos (this); 37 mapxy pos (this);
64 pos.move (dir); 38 pos.move (dir);
65 39
66 /* If the space the object is moving to is out of the map, 40 /* If the space the object is moving to is out of the map,
… …
102 if (INVOKE_MAP (LEAVE, map, ARG_PLAYER (contr))) 76 if (INVOKE_MAP (LEAVE, map, ARG_PLAYER (contr)))
103 return 0; 77 return 0;
104 78
105 remove (); 79 remove ();
106 80
81 pos.m->activate ();
82
107 if (INVOKE_PLAYER (MAP_CHANGE, contr, ARG_MAP (pos.m), ARG_INT (pos.x), ARG_INT (pos.y))) 83 if (INVOKE_PLAYER (MAP_CHANGE, contr, ARG_MAP (pos.m), ARG_INT (pos.x), ARG_INT (pos.y)))
108 return 0; 84 return 0;
109 85
110 if (INVOKE_MAP (ENTER, pos.m, ARG_PLAYER (contr), ARG_INT (pos.x), ARG_INT (pos.y))) 86 if (INVOKE_MAP (ENTER, pos.m, ARG_PLAYER (contr), ARG_INT (pos.x), ARG_INT (pos.y)))
111 return 0; 87 return 0;
… …
131 107
132int 108int
133transfer_ob (object *op, int x, int y, int randomly, object *originator) 109transfer_ob (object *op, int x, int y, int randomly, object *originator)
134{ 110{
135 int i; 111 int i;
136 object *tmp;
137 112
138 if (randomly) 113 if (randomly)
139 i = find_free_spot (op, op->map, x, y, 0, SIZEOFFREE); 114 i = find_free_spot (op, op->map, x, y, 0, SIZEOFFREE);
140 else 115 else
141 i = find_first_free_spot (op, op->map, x, y); 116 i = find_first_free_spot (op, op->map, x, y);
… …
146 op = op->head_ (); 121 op = op->head_ ();
147 op->remove (); 122 op->remove ();
148 123
149 for (object *tmp = op; tmp; tmp = tmp->more) 124 for (object *tmp = op; tmp; tmp = tmp->more)
150 { 125 {
151 tmp->x = x + freearr_x[i] + tmp->arch->x; 126 tmp->x = x + DIRX (i) + tmp->arch->x;
152 tmp->y = y + freearr_y[i] + tmp->arch->y; 127 tmp->y = y + DIRY (i) + tmp->arch->y;
153 } 128 }
154 129
155 op = insert_ob_in_map (op, op->map, originator, 0); 130 op = insert_ob_in_map (op, op->map, originator, 0);
156 131
157 return !op; 132 return !op;
… …
182 157
183 /* Find all other teleporters within range. This range 158 /* Find all other teleporters within range. This range
184 * should really be setable by some object attribute instead of 159 * should really be setable by some object attribute instead of
185 * using hard coded values. 160 * using hard coded values.
186 */ 161 */
187 unordered_mapwalk (teleporter, -5, -5, 5, 5) 162 unordered_mapwalk (mapwalk_buf, teleporter, -5, -5, 5, 5)
188 { 163 {
189 mapspace &ms = m->at (nx, ny); 164 mapspace &ms = m->at (nx, ny);
190 165
191 for (object *tmp = ms.top; tmp; tmp = tmp->below) 166 for (object *tmp = ms.top; tmp; tmp = tmp->below)
192 if (tmp->type == tele_type) 167 if (tmp->type == tele_type)
… …
203 LOG (llevError, "%s: no alternative teleporters around (user %s).\n", 178 LOG (llevError, "%s: no alternative teleporters around (user %s).\n",
204 teleporter->debug_desc (), user->debug_desc ()); 179 teleporter->debug_desc (), user->debug_desc ());
205 return 0; 180 return 0;
206 } 181 }
207 182
208 int k = find_free_spot (user, other_teleporter->map, other_teleporter->x, other_teleporter->y, 1, 9); 183 int k = find_free_spot (user, other_teleporter->map, other_teleporter->x, other_teleporter->y, 1, SIZEOFFREE1 + 1);
209 184
210 /* if k==-1, unable to find a free spot. If this is shop 185 /* if k==-1, unable to find a free spot. If this is shop
211 * mat that the player is using, find someplace to move 186 * mat that the player is using, find someplace to move
212 * the player - otherwise, player can get trapped in the shops 187 * the player - otherwise, player can get trapped in the shops
213 * that appear in random dungeons. We basically just make 188 * that appear in random dungeons. We basically just make
… …
222 { 197 {
223 maptile *m; 198 maptile *m;
224 sint16 sx, sy; 199 sint16 sx, sy;
225 200
226 if (get_map_flags (other_teleporter->map, &m, 201 if (get_map_flags (other_teleporter->map, &m,
227 other_teleporter->x + freearr_x[k], other_teleporter->y + freearr_y[k], &sx, &sy) & P_OUT_OF_MAP) 202 other_teleporter->x + DIRX (k), other_teleporter->y + DIRY (k), &sx, &sy) & P_OUT_OF_MAP)
228 continue; 203 continue;
229 204
230 if (!OB_TYPE_MOVE_BLOCK (user, GET_MAP_MOVE_BLOCK (m, sx, sy))) 205 if (!OB_TYPE_MOVE_BLOCK (user, GET_MAP_MOVE_BLOCK (m, sx, sy)))
231 break; 206 break;
232 } 207 }
… …
241 else 216 else
242 return 0; 217 return 0;
243 } 218 }
244 219
245 return !other_teleporter->map->insert ( 220 return !other_teleporter->map->insert (
246 user, other_teleporter->x + freearr_x[k], other_teleporter->y + freearr_y[k] 221 user, other_teleporter->x + DIRX (k), other_teleporter->y + DIRY (k)
247 ); 222 );
248}
249
250void
251recursive_roll (object *op, int dir, object *pusher)
252{
253 if (!roll_ob (op, dir, pusher))
254 {
255 new_draw_info_format (NDI_UNIQUE, 0, pusher, "You fail to push the %s.", query_name (op));
256 return;
257 }
258
259 move_ob (pusher, dir, pusher);
260 new_draw_info_format (NDI_BLACK, 0, pusher, "You move the %s.", query_name (op));
261 return;
262} 223}
263 224
264/* 225/*
265 * This is a new version of blocked, this one handles objects 226 * This is a new version of blocked, this one handles objects
266 * that can be passed through by monsters with the CAN_PASS_THRU defined. 227 * that can be passed through by monsters with the CAN_PASS_THRU defined.
267 * 228 *
268 * very new version handles also multipart objects 229 * very new version handles also multipart objects
269 * This is currently only used for the boulder roll code. 230 * This is currently only used for the boulder roll code.
270 * Returns 1 if object does not fit, 0 if it does. 231 * Returns 1 if object does not fit, 0 if it does.
271 */ 232 */
272 233static int
273int
274try_fit (object *op, maptile *m, int x, int y) 234try_fit (object *op, maptile *m, int x, int y)
275{ 235{
276 object *tmp, *more; 236 object *tmp, *more;
277 sint16 tx, ty; 237 sint16 tx, ty;
278 int mflags; 238 int mflags;
… …
294 for (tmp = GET_MAP_OB (m2, tx, ty); tmp; tmp = tmp->above) 254 for (tmp = GET_MAP_OB (m2, tx, ty); tmp; tmp = tmp->above)
295 { 255 {
296 if (tmp->head == op || tmp == op) 256 if (tmp->head == op || tmp == op)
297 continue; 257 continue;
298 258
299 if ((QUERY_FLAG (tmp, FLAG_ALIVE) && tmp->type != DOOR)) 259 if ((tmp->flag [FLAG_ALIVE] && tmp->type != DOOR))
300 return 1; 260 return 1;
301 261
302 if (OB_MOVE_BLOCK (op, tmp)) 262 if (OB_MOVE_BLOCK (op, tmp))
303 return 1; 263 return 1;
304 264
… …
306 } 266 }
307 return 0; 267 return 0;
308} 268}
309 269
310/* 270/*
311 * this is not perfect yet. 271 * this is not perfect yet.
312 * it does not roll objects behind multipart objects properly. 272 * it does not roll objects behind multipart objects properly.
313 * Support for rolling multipart objects is questionable. 273 * Support for rolling multipart objects is questionable.
314 */ 274 */
315int 275static int
316roll_ob (object *op, int dir, object *pusher) 276roll_ob (object *op, int dir, object *pusher)
317{ 277{
318 sint16 x, y; 278 sint16 x, y;
319 int flags; 279 int flags;
320 maptile *m; 280 maptile *m;
321 MoveType move_block; 281 MoveType move_block;
322 282
323 if (op->head) 283 if (op->head)
324 op = op->head; 284 op = op->head;
325 285
326 x = op->x + freearr_x[dir]; 286 x = op->x + DIRX (dir);
327 y = op->y + freearr_y[dir]; 287 y = op->y + DIRY (dir);
328 288
329 if (!QUERY_FLAG (op, FLAG_CAN_ROLL) 289 if (!op->flag [FLAG_CAN_ROLL]
330 || (op->weight && random_roll (0, op->weight / 50000 - 1, pusher, PREFER_LOW) 290 || (op->weight && random_roll (0, op->weight / 50000 - 1, pusher, PREFER_LOW)
331 > pusher->stats.Str)) 291 > pusher->stats.Str))
332 return 0; 292 return 0;
333 293
334 m = op->map; 294 m = op->map;
… …
358 op->move (dir); 318 op->move (dir);
359 319
360 return 1; 320 return 1;
361} 321}
362 322
323void
324recursive_roll (object *op, int dir, object *pusher)
325{
326 if (!roll_ob (op, dir, pusher))
327 {
328 new_draw_info_format (NDI_UNIQUE, 0, pusher, "You fail to push the %s.", query_name (op));
329 return;
330 }
331
332 pusher->move (dir);
333 new_draw_info_format (NDI_BLACK, 0, pusher, "You move the %s.", query_name (op));
334 return;
335}
336
363/* returns 1 if pushing invokes a attack, 0 when not */ 337/* returns 1 if pushing invokes a attack, 0 when not */
364int 338int
365push_ob (object *who, int dir, object *pusher) 339push_ob (object *who, int dir, object *pusher)
366{ 340{
367 int str1, str2; 341 int str1, str2;
… …
370 if (who->head != NULL) 344 if (who->head != NULL)
371 who = who->head; 345 who = who->head;
372 owner = who->owner; 346 owner = who->owner;
373 347
374 /* Wake up sleeping monsters that may be pushed */ 348 /* Wake up sleeping monsters that may be pushed */
375 CLEAR_FLAG (who, FLAG_SLEEP); 349 who->clr_flag (FLAG_SLEEP);
376 350
377 /* player change place with his pets or summoned creature */ 351 /* player change place with his pets or summoned creature */
378 /* TODO: allow multi arch pushing. Can't be very difficult */ 352 /* TODO: allow multi arch pushing. Can't be very difficult */
379 if (who->more == NULL 353 if (who->more == NULL
380 && ((owner && owner->contr && pusher->contr && same_party (owner->contr->party, pusher->contr->party)) 354 && ((owner && owner->contr && pusher->contr && same_party (owner->contr->party, pusher->contr->party))
… …
407 /* We want ONLY become enemy of evil, unaggressive monster. We must RUN in them */ 381 /* We want ONLY become enemy of evil, unaggressive monster. We must RUN in them */
408 /* In original we have here a unaggressive check only - that was the reason why */ 382 /* In original we have here a unaggressive check only - that was the reason why */
409 /* we so often become an enemy of friendly monsters... */ 383 /* we so often become an enemy of friendly monsters... */
410 /* funny: was they set to unaggressive 0 (= not so nice) they don't attack */ 384 /* funny: was they set to unaggressive 0 (= not so nice) they don't attack */
411 if (owner != pusher && pusher->type == PLAYER && who->type != PLAYER && 385 if (owner != pusher && pusher->type == PLAYER && who->type != PLAYER &&
412 !QUERY_FLAG (who, FLAG_FRIENDLY) && !QUERY_FLAG (who, FLAG_NEUTRAL)) 386 !who->flag [FLAG_FRIENDLY] && !who->flag [FLAG_NEUTRAL])
413 { 387 {
414 if (pusher->contr->run_on) /* only when we run */ 388 if (pusher->contr->run_on) /* only when we run */
415 { 389 {
416 new_draw_info_format (NDI_UNIQUE, 0, pusher, "You start to attack %s!!", &who->name); 390 new_draw_info_format (NDI_UNIQUE, 0, pusher, "You start to attack %s!!", &who->name);
417 CLEAR_FLAG (who, FLAG_UNAGGRESSIVE); /* the sucker don't like you anymore */ 391 who->clr_flag (FLAG_UNAGGRESSIVE); /* the sucker don't like you anymore */
418 who->enemy = pusher; 392 who->enemy = pusher;
419 return 1; 393 return 1;
420 } 394 }
421 else 395 else
422 new_draw_info_format (NDI_UNIQUE, 0, pusher, "You avoid attacking %s.", &who->name); 396 new_draw_info_format (NDI_UNIQUE, 0, pusher, "You avoid attacking %s. H<You have to run if you wish to attack unnagressive NPCs.>", &who->name);
423 } 397 }
424 398
425 /* now, lets test stand still. we NEVER can push stand_still monsters. */ 399 /* now, let's test stand still. we NEVER can push stand_still monsters. */
426 if (QUERY_FLAG (who, FLAG_STAND_STILL)) 400 if (who->flag [FLAG_STAND_STILL])
427 { 401 {
428 new_draw_info_format (NDI_UNIQUE, 0, pusher, "You can't push %s.", &who->name); 402 new_draw_info_format (NDI_UNIQUE, 0, pusher, "You can't push %s. H<You simply can't.>", &who->name);
429 return 0; 403 return 0;
430 } 404 }
431 405
432 /* This block is basically if you are pushing friendly but 406 /* This block is basically if you are pushing friendly but
433 * non pet creaturs. 407 * non pet creaturs.
… …
436 * this pushes the other person away - its not a swap. 410 * this pushes the other person away - its not a swap.
437 */ 411 */
438 412
439 str1 = (who->stats.Str > 0 ? who->stats.Str : who->level); 413 str1 = (who->stats.Str > 0 ? who->stats.Str : who->level);
440 str2 = (pusher->stats.Str > 0 ? pusher->stats.Str : pusher->level); 414 str2 = (pusher->stats.Str > 0 ? pusher->stats.Str : pusher->level);
441 if (QUERY_FLAG (who, FLAG_WIZ) || 415 if (who->flag [FLAG_WIZ] ||
442 random_roll (str1, str1 * 5 / 2, who, PREFER_HIGH) >= 416 random_roll (str1, str1 * 5 / 2, who, PREFER_HIGH) >=
443 random_roll (str2, str2 * 5 / 2, pusher, PREFER_HIGH) || !move_object (who, dir)) 417 random_roll (str2, str2 * 5 / 2, pusher, PREFER_HIGH) || !who->move (dir))
444 { 418 {
445 if (who->type == PLAYER) 419 if (who->type == PLAYER)
446 new_draw_info_format (NDI_UNIQUE, 0, who, "%s tried to push you.", &pusher->name); 420 new_draw_info_format (NDI_UNIQUE, 0, who, "%s tried to push you.", &pusher->name);
447 421
448 return 0; 422 return 0;
… …
450 424
451 /* If we get here, the push succeeded. 425 /* If we get here, the push succeeded.
452 * Let everyone know the status. 426 * Let everyone know the status.
453 */ 427 */
454 if (who->type == PLAYER) 428 if (who->type == PLAYER)
455 {
456 new_draw_info_format (NDI_UNIQUE, 0, who, "%s pushed you.", &pusher->name); 429 new_draw_info_format (NDI_UNIQUE, 0, who, "%s pushed you.", &pusher->name);
457 } 430
458 if (pusher->type == PLAYER) 431 if (pusher->type == PLAYER)
459 {
460 new_draw_info_format (NDI_UNIQUE, 0, pusher, "You pushed %s back.", &who->name); 432 new_draw_info_format (NDI_UNIQUE, 0, pusher, "You pushed %s back.", &who->name);
461 }
462 433
463 return 1; 434 return 1;
464} 435}

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines