1 | /* |
1 | /* |
2 | CrossFire, A Multiplayer game for X-windows |
2 | * CrossFire, A Multiplayer game for X-windows |
3 | |
3 | * |
4 | Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
5 | Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
5 | * Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
6 | Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (C) 1992 Frank Tore Johansen |
7 | |
7 | * |
8 | This program is free software; you can redistribute it and/or modify |
8 | * This program is free software; you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by |
9 | * it under the terms of the GNU General Public License as published by |
10 | the Free Software Foundation; either version 2 of the License, or |
10 | * the Free Software Foundation; either version 2 of the License, or |
11 | (at your option) any later version. |
11 | * (at your option) any later version. |
12 | |
12 | * |
13 | This program is distributed in the hope that it will be useful, |
13 | * This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
17 | |
17 | * |
18 | You should have received a copy of the GNU General Public License |
18 | * You should have received a copy of the GNU General Public License |
19 | along with this program; if not, write to the Free Software |
19 | * along with this program; if not, write to the Free Software |
20 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
21 | |
21 | * |
22 | The author can be reached via e-mail to <crossfire@schmorp.de> |
22 | * The author can be reached via e-mail to <crossfire@schmorp.de> |
23 | */ |
23 | */ |
24 | |
24 | |
25 | /** |
25 | /** |
26 | * \file |
26 | * \file |
27 | * Client/server logic. |
27 | * Client/server logic. |
28 | * |
28 | * |
29 | * \date 2003-12-02 |
29 | * \date 2003-12-02 |
30 | * |
30 | * |
31 | * This containes item logic for client/server. It doesn't contain |
31 | * This contains item logic for client/server. It doesn't contain |
32 | * the actual commands that send the data, but does contain |
32 | * the actual commands that send the data, but does contain |
33 | * the logic for what items should be sent. |
33 | * the logic for what items should be sent. |
34 | */ |
34 | */ |
35 | |
35 | |
36 | #include <global.h> |
36 | #include <global.h> |
37 | #include <object.h> /* LOOK_OBJ */ |
37 | #include <object.h> |
38 | #include <sproto.h> |
38 | #include <sproto.h> |
39 | |
39 | |
40 | /** This is the maximum number of bytes we expect any one item to take up */ |
40 | /** This is the maximum number of bytes we expect any one item to take up */ |
41 | #define MAXITEMLEN 300 |
41 | #define MAXITEMLEN 300 |
42 | |
42 | |
… | |
… | |
325 | sl << uint16 (head->client_type); |
325 | sl << uint16 (head->client_type); |
326 | |
326 | |
327 | SET_FLAG (head, FLAG_CLIENT_SENT); |
327 | SET_FLAG (head, FLAG_CLIENT_SENT); |
328 | } |
328 | } |
329 | |
329 | |
330 | |
|
|
331 | /** |
330 | /** |
332 | * Send the look window. Don't need to do animations here |
331 | * Send the look window. Don't need to do animations here |
333 | * This sends all the faces to the client, not just updates. This is |
332 | * This sends all the faces to the client, not just updates. This is |
334 | * because object ordering would otherwise be inconsistent. |
333 | * because object ordering would otherwise be inconsistent. |
335 | */ |
334 | */ |
336 | void |
335 | void |
337 | esrv_draw_look (object *pl) |
336 | esrv_draw_look (object *pl) |
338 | { |
337 | { |
339 | object *tmp, *last; |
|
|
340 | int got_one = 0, start_look = 0, end_look = 0; |
338 | int got_one = 0, start_look = 0, end_look = 0; |
341 | char buf[MAX_BUF]; |
339 | char buf[MAX_BUF]; |
342 | |
340 | |
343 | if (!pl->contr->ns->update_look) |
341 | if (!pl->contr->ns->update_look) |
344 | { |
342 | { |
… | |
… | |
351 | if (QUERY_FLAG (pl, FLAG_REMOVED) |
349 | if (QUERY_FLAG (pl, FLAG_REMOVED) |
352 | || !pl->map |
350 | || !pl->map |
353 | || pl->map->in_memory != MAP_IN_MEMORY |
351 | || pl->map->in_memory != MAP_IN_MEMORY |
354 | || out_of_map (pl->map, pl->x, pl->y)) |
352 | || out_of_map (pl->map, pl->x, pl->y)) |
355 | return; |
353 | return; |
356 | |
|
|
357 | for (tmp = GET_MAP_OB (pl->map, pl->x, pl->y); tmp && tmp->above; tmp = tmp->above) |
|
|
358 | ; |
|
|
359 | |
354 | |
360 | pl->contr->ns->send_packet ("delinv 0"); |
355 | pl->contr->ns->send_packet ("delinv 0"); |
361 | |
356 | |
362 | packet sl; |
357 | packet sl; |
363 | sl.printf ("item%d ", pl->contr->ns->itemcmd); |
358 | sl.printf ("item%d ", pl->contr->ns->itemcmd); |
… | |
… | |
383 | |
378 | |
384 | if (pl->contr->ns->itemcmd == 2) |
379 | if (pl->contr->ns->itemcmd == 2) |
385 | sl << uint16 (0); |
380 | sl << uint16 (0); |
386 | } |
381 | } |
387 | |
382 | |
|
|
383 | object *tmp = pl->ms ().top; |
388 | for (last = NULL; tmp != last; tmp = tmp->below) |
384 | for (object *last = 0; tmp != last; tmp = tmp->below) |
389 | { |
385 | { |
390 | object *head; |
386 | object *head; |
391 | |
387 | |
392 | if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) && !last) |
388 | if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) && !last) |
393 | { |
389 | { |
394 | last = tmp->below; /* assumes double floor mode */ |
390 | last = tmp->below; /* assumes double floor mode */ |
395 | if (last && QUERY_FLAG (last, FLAG_IS_FLOOR)) |
391 | if (last && QUERY_FLAG (last, FLAG_IS_FLOOR)) |
396 | last = last->below; |
392 | last = last->below; |
397 | } |
393 | } |
398 | |
394 | |
399 | if (LOOK_OBJ (tmp)) |
395 | if (tmp->client_visible ()) |
400 | { |
396 | { |
401 | if (++start_look < pl->contr->ns->look_position) |
397 | if (++start_look < pl->contr->ns->look_position) |
402 | continue; |
398 | continue; |
403 | |
399 | |
404 | end_look++; |
400 | end_look++; |
… | |
… | |
452 | * Sends whole inventory. |
448 | * Sends whole inventory. |
453 | */ |
449 | */ |
454 | void |
450 | void |
455 | esrv_send_inventory (object *pl, object *op) |
451 | esrv_send_inventory (object *pl, object *op) |
456 | { |
452 | { |
457 | object *tmp; |
|
|
458 | int got_one = 0; |
453 | int got_one = 0; |
459 | |
|
|
460 | |
454 | |
461 | pl->contr->ns->send_packet_printf ("delinv %d", op->count); |
455 | pl->contr->ns->send_packet_printf ("delinv %d", op->count); |
462 | |
456 | |
463 | packet sl; |
457 | packet sl; |
464 | sl.printf ("item%d ", pl->contr->ns->itemcmd); |
458 | sl.printf ("item%d ", pl->contr->ns->itemcmd); |
465 | |
459 | |
466 | sl << uint32 (op->count); |
460 | sl << uint32 (op->count); |
467 | |
461 | |
468 | for (tmp = op->inv; tmp; tmp = tmp->below) |
462 | for (object *tmp = op->inv; tmp; tmp = tmp->below) |
469 | { |
463 | { |
470 | object *head; |
464 | object *head; |
471 | |
465 | |
472 | if (tmp->head) |
466 | if (tmp->head) |
473 | head = tmp->head; |
467 | head = tmp->head; |
474 | else |
468 | else |
475 | head = tmp; |
469 | head = tmp; |
476 | |
470 | |
477 | if (LOOK_OBJ (head)) |
471 | if (head->client_visible ()) |
478 | { |
472 | { |
479 | add_object_to_socklist (*pl->contr->ns, sl, head); |
473 | add_object_to_socklist (*pl->contr->ns, sl, head); |
480 | |
474 | |
481 | got_one++; |
475 | got_one++; |
482 | |
476 | |
… | |
… | |
491 | sl.reset (); |
485 | sl.reset (); |
492 | sl.printf ("item%d ", pl->contr->ns->itemcmd); |
486 | sl.printf ("item%d ", pl->contr->ns->itemcmd); |
493 | sl << uint32 (op->count); |
487 | sl << uint32 (op->count); |
494 | got_one = 0; |
488 | got_one = 0; |
495 | } |
489 | } |
496 | } /* If LOOK_OBJ() */ |
490 | } |
497 | } |
491 | } |
498 | |
492 | |
499 | if (got_one) |
493 | if (got_one) |
500 | pl->contr->ns->send_packet (sl); |
494 | pl->contr->ns->send_packet (sl); |
501 | } |
495 | } |
… | |
… | |
512 | esrv_update_item (int flags, object *pl, object *op) |
506 | esrv_update_item (int flags, object *pl, object *op) |
513 | { |
507 | { |
514 | /* If we have a request to send the player item, skip a few checks. */ |
508 | /* If we have a request to send the player item, skip a few checks. */ |
515 | if (op != pl) |
509 | if (op != pl) |
516 | { |
510 | { |
517 | if (!LOOK_OBJ (op)) |
511 | if (!op->client_visible ()) |
518 | return; |
512 | return; |
519 | /* we remove the check for op->env, because in theory, the object |
513 | /* we remove the check for op->env, because in theory, the object |
520 | * is hopefully in the same place, so the client should preserve |
514 | * is hopefully in the same place, so the client should preserve |
521 | * order. |
515 | * order. |
522 | */ |
516 | */ |
… | |
… | |
638 | { |
632 | { |
639 | /* If this is not the player object, do some more checks */ |
633 | /* If this is not the player object, do some more checks */ |
640 | if (op != pl) |
634 | if (op != pl) |
641 | { |
635 | { |
642 | /* We only send 'visibile' objects to the client */ |
636 | /* We only send 'visibile' objects to the client */ |
643 | if (!LOOK_OBJ (op)) |
637 | if (!op->client_visible ()) |
644 | return; |
638 | return; |
|
|
639 | |
645 | /* if the item is on the ground, mark that the look needs to |
640 | /* if the item is on the ground, mark that the look needs to |
646 | * be updated. |
641 | * be updated. |
647 | */ |
642 | */ |
648 | if (!op->env) |
643 | if (!op->env) |
649 | { |
644 | { |