1 | /* |
1 | /* |
2 | * CrossFire, A Multiplayer game for X-windows |
2 | * CrossFire, A Multiplayer game |
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) 2001-2003 Mark Wedel & Crossfire Development Team |
5 | * Copyright (C) 2001-2003 Mark Wedel & Crossfire Development Team |
6 | * Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (C) 1992 Frank Tore Johansen |
7 | * |
7 | * |
… | |
… | |
174 | * let the player through (inventory checkers for example) |
174 | * let the player through (inventory checkers for example) |
175 | */ |
175 | */ |
176 | if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (ob, blocked)) |
176 | if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (ob, blocked)) |
177 | return 0; |
177 | return 0; |
178 | |
178 | |
179 | if (ob->head != NULL) |
|
|
180 | ob = ob->head; |
179 | ob = ob->head_ (); |
181 | |
180 | |
182 | /* We basically go through the stack of objects, and if there is |
181 | /* We basically go through the stack of objects, and if there is |
183 | * some other object that has NO_PASS or FLAG_ALIVE set, return |
182 | * some other object that has NO_PASS or FLAG_ALIVE set, return |
184 | * true. If we get through the entire stack, that must mean |
183 | * true. If we get through the entire stack, that must mean |
185 | * ob is blocking it, so return 0. |
184 | * ob is blocking it, so return 0. |
… | |
… | |
215 | else |
214 | else |
216 | { |
215 | { |
217 | /* Broke apart a big nasty if into several here to make |
216 | /* Broke apart a big nasty if into several here to make |
218 | * this more readable. first check - if the space blocks |
217 | * this more readable. first check - if the space blocks |
219 | * movement, can't move here. |
218 | * movement, can't move here. |
220 | * second - if a monster, can't move there, unles it is a |
219 | * second - if a monster, can't move there, unless it is a |
221 | * hidden dm |
220 | * hidden dm |
222 | */ |
221 | */ |
223 | if (OB_MOVE_BLOCK (ob, tmp)) |
222 | if (OB_MOVE_BLOCK (ob, tmp)) |
224 | return 1; |
223 | return 1; |
225 | if (QUERY_FLAG (tmp, FLAG_ALIVE) && tmp->head != ob && tmp != ob && |
224 | |
226 | tmp->type != DOOR && !(QUERY_FLAG (tmp, FLAG_WIZ) && tmp->contr->hidden)) |
225 | if (tmp->flag [FLAG_ALIVE] |
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|
226 | && tmp->head_ () != ob |
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227 | && tmp != ob |
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|
228 | && tmp->type != DOOR |
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|
229 | && !(tmp->flag [FLAG_WIZ] && tmp->contr->hidden)) |
227 | return 1; |
230 | return 1; |
228 | } |
231 | } |
229 | |
232 | |
230 | } |
233 | } |
231 | return 0; |
234 | return 0; |
… | |
… | |
344 | } |
347 | } |
345 | |
348 | |
346 | /* link_multipart_objects go through all the objects on the map looking |
349 | /* link_multipart_objects go through all the objects on the map looking |
347 | * for objects whose arch says they are multipart yet according to the |
350 | * for objects whose arch says they are multipart yet according to the |
348 | * info we have, they only have the head (as would be expected when |
351 | * info we have, they only have the head (as would be expected when |
349 | * they are saved). We do have to look for the old maps that did save |
352 | * they are saved). |
350 | * the more sections and not re-add sections for them. |
|
|
351 | */ |
353 | */ |
352 | void |
354 | void |
353 | maptile::link_multipart_objects () |
355 | maptile::link_multipart_objects () |
354 | { |
356 | { |
355 | if (!spaces) |
357 | if (!spaces) |
356 | return; |
358 | return; |
357 | |
359 | |
358 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
360 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
359 | for (object *tmp = ms->bot; tmp; tmp = tmp->above) |
361 | for (object *op = ms->bot; op; op = op->above) |
360 | { |
362 | { |
361 | /* already multipart - don't do anything more */ |
363 | /* already multipart - don't do anything more */ |
362 | if (!tmp->head && !tmp->more) |
364 | if (op->head_ () == op && !op->more && op->arch->more) |
363 | { |
365 | { |
364 | /* If there is nothing more to this object, this for loop |
366 | op->remove (); |
365 | * won't do anything. |
367 | op->expand_tail (); |
366 | */ |
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|
367 | archetype *at; |
|
|
368 | object *last, *op; |
|
|
369 | for (at = tmp->arch->more, last = tmp; |
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|
370 | at; |
|
|
371 | at = at->more, last = op) |
|
|
372 | { |
|
|
373 | op = arch_to_object (at); |
|
|
374 | |
|
|
375 | /* update x,y coordinates */ |
|
|
376 | op->x += tmp->x; |
|
|
377 | op->y += tmp->y; |
|
|
378 | op->head = tmp; |
|
|
379 | op->map = this; |
|
|
380 | last->more = op; |
|
|
381 | op->name = tmp->name; |
|
|
382 | op->title = tmp->title; |
|
|
383 | |
|
|
384 | /* we could link all the parts onto tmp, and then just |
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|
385 | * call insert_ob_in_map once, but the effect is the same, |
|
|
386 | * as insert_ob_in_map will call itself with each part, and |
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|
387 | * the coding is simpler to just to it here with each part. |
|
|
388 | */ |
|
|
389 | insert_ob_in_map (op, op->map, tmp, INS_NO_MERGE | INS_ABOVE_FLOOR_ONLY | INS_NO_WALK_ON); |
368 | insert (op, op->x, op->y, 0, INS_NO_MERGE | INS_ABOVE_FLOOR_ONLY | INS_NO_WALK_ON); |
390 | } |
|
|
391 | } |
369 | } |
392 | } |
370 | } |
393 | } |
371 | } |
394 | |
372 | |
395 | /* |
373 | /* |
… | |
… | |
399 | bool |
377 | bool |
400 | maptile::_load_objects (object_thawer &f) |
378 | maptile::_load_objects (object_thawer &f) |
401 | { |
379 | { |
402 | for (;;) |
380 | for (;;) |
403 | { |
381 | { |
404 | coroapi::cede_every (1000); // cede once in a while |
382 | coroapi::cede_to_tick_every (100); // cede once in a while |
405 | |
383 | |
406 | switch (f.kw) |
384 | switch (f.kw) |
407 | { |
385 | { |
408 | case KW_arch: |
386 | case KW_arch: |
409 | if (object *op = object::read (f, this)) |
387 | if (object *op = object::read (f, this)) |
… | |
… | |
432 | } |
410 | } |
433 | |
411 | |
434 | void |
412 | void |
435 | maptile::activate () |
413 | maptile::activate () |
436 | { |
414 | { |
|
|
415 | active = true; |
|
|
416 | |
437 | if (!spaces) |
417 | if (spaces) |
438 | return; |
|
|
439 | |
|
|
440 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
418 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
441 | for (object *op = ms->bot; op; op = op->above) |
419 | for (object *op = ms->bot; op; op = op->above) |
442 | op->activate_recursive (); |
420 | op->activate_recursive (); |
443 | } |
421 | } |
444 | |
422 | |
445 | void |
423 | void |
446 | maptile::deactivate () |
424 | maptile::deactivate () |
447 | { |
425 | { |
|
|
426 | active = false; |
|
|
427 | |
448 | if (!spaces) |
428 | if (spaces) |
449 | return; |
|
|
450 | |
|
|
451 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
429 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
452 | for (object *op = ms->bot; op; op = op->above) |
430 | for (object *op = ms->bot; op; op = op->above) |
453 | op->deactivate_recursive (); |
431 | op->deactivate_recursive (); |
454 | } |
432 | } |
455 | |
433 | |
456 | bool |
434 | bool |
457 | maptile::_save_objects (object_freezer &f, int flags) |
435 | maptile::_save_objects (object_freezer &f, int flags) |
458 | { |
436 | { |
459 | static int cede_count = 0; |
437 | coroapi::cede_to_tick (); |
460 | |
438 | |
461 | if (flags & IO_HEADER) |
439 | if (flags & IO_HEADER) |
462 | _save_header (f); |
440 | _save_header (f); |
463 | |
441 | |
464 | if (!spaces) |
442 | if (!spaces) |
465 | return false; |
443 | return false; |
466 | |
444 | |
467 | for (int i = 0; i < size (); ++i) |
445 | for (int i = 0; i < size (); ++i) |
468 | { |
446 | { |
469 | #if 0 // temporarily disabled for improved(?) stability, schmorp #TODO#d#//D |
|
|
470 | if (cede_count >= 500) |
|
|
471 | { |
|
|
472 | cede_count = 0; |
|
|
473 | coroapi::cede (); |
|
|
474 | } |
|
|
475 | #endif |
|
|
476 | |
|
|
477 | int unique = 0; |
447 | int unique = 0; |
478 | for (object *op = spaces [i].bot; op; op = op->above) |
448 | for (object *op = spaces [i].bot; op; op = op->above) |
479 | { |
449 | { |
480 | // count per-object, but cede only when modification-safe |
|
|
481 | cede_count++; |
|
|
482 | |
|
|
483 | if (op->flag [FLAG_UNIQUE] && op->flag [FLAG_IS_FLOOR]) |
450 | if (op->flag [FLAG_UNIQUE] && op->flag [FLAG_IS_FLOOR]) |
484 | unique = 1; |
451 | unique = 1; |
485 | |
452 | |
486 | if (!op->can_map_save ()) |
453 | if (!op->can_map_save ()) |
487 | continue; |
454 | continue; |
… | |
… | |
493 | } |
460 | } |
494 | else if (flags & IO_OBJECTS) |
461 | else if (flags & IO_OBJECTS) |
495 | op->write (f); |
462 | op->write (f); |
496 | } |
463 | } |
497 | } |
464 | } |
|
|
465 | |
|
|
466 | coroapi::cede_to_tick (); |
498 | |
467 | |
499 | return true; |
468 | return true; |
500 | } |
469 | } |
501 | |
470 | |
502 | bool |
471 | bool |
… | |
… | |
807 | object *above = op->above; |
776 | object *above = op->above; |
808 | |
777 | |
809 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) |
778 | if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE)) |
810 | unique = 1; |
779 | unique = 1; |
811 | |
780 | |
812 | if (op->head == NULL && (QUERY_FLAG (op, FLAG_UNIQUE) || unique)) |
781 | if (op->head_ () == op && (QUERY_FLAG (op, FLAG_UNIQUE) || unique)) |
813 | { |
782 | { |
814 | op->destroy_inv (false); |
783 | op->destroy_inv (false); |
815 | op->destroy (); |
784 | op->destroy (); |
816 | } |
785 | } |
817 | |
786 | |
… | |
… | |
900 | free (regionmap), regionmap = 0; |
869 | free (regionmap), regionmap = 0; |
901 | |
870 | |
902 | if (spaces) |
871 | if (spaces) |
903 | { |
872 | { |
904 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
873 | for (mapspace *ms = spaces + size (); ms-- > spaces; ) |
905 | while (object *op = ms->bot) |
874 | while (object *op = ms->bot->head_ ()) |
906 | { |
875 | { |
907 | if (op->head) |
|
|
908 | op = op->head; |
|
|
909 | |
|
|
910 | op->destroy_inv (false); |
876 | op->destroy_inv (false); |
911 | op->destroy (); |
877 | op->destroy (); |
912 | } |
878 | } |
913 | |
879 | |
914 | sfree (spaces, size ()), spaces = 0; |
880 | sfree (spaces, size ()), spaces = 0; |
… | |
… | |
1075 | void |
1041 | void |
1076 | mapspace::update_ () |
1042 | mapspace::update_ () |
1077 | { |
1043 | { |
1078 | object *tmp, *last = 0; |
1044 | object *tmp, *last = 0; |
1079 | uint8 flags = P_UPTODATE, light = 0, anywhere = 0; |
1045 | uint8 flags = P_UPTODATE, light = 0, anywhere = 0; |
1080 | facetile *top, *floor, *middle; |
|
|
1081 | object *top_obj, *floor_obj, *middle_obj; |
|
|
1082 | MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0; |
1046 | MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0; |
1083 | |
1047 | |
1084 | middle = blank_face; |
1048 | //object *middle = 0; |
1085 | top = blank_face; |
1049 | //object *top = 0; |
1086 | floor = blank_face; |
1050 | //object *floor = 0; |
1087 | |
1051 | // this seems to generate better code than using locals, above |
1088 | middle_obj = 0; |
1052 | object *&top = faces_obj[0] = 0; |
1089 | top_obj = 0; |
1053 | object *&middle = faces_obj[1] = 0; |
1090 | floor_obj = 0; |
1054 | object *&floor = faces_obj[2] = 0; |
1091 | |
1055 | |
1092 | for (tmp = bot; tmp; last = tmp, tmp = tmp->above) |
1056 | for (tmp = bot; tmp; last = tmp, tmp = tmp->above) |
1093 | { |
1057 | { |
1094 | /* This could be made additive I guess (two lights better than |
1058 | /* This could be made additive I guess (two lights better than |
1095 | * one). But if so, it shouldn't be a simple additive - 2 |
1059 | * one). But if so, it shouldn't be a simple additive - 2 |
… | |
… | |
1108 | * Always put the player down for drawing. |
1072 | * Always put the player down for drawing. |
1109 | */ |
1073 | */ |
1110 | if (!tmp->invisible) |
1074 | if (!tmp->invisible) |
1111 | { |
1075 | { |
1112 | if ((tmp->type == PLAYER || QUERY_FLAG (tmp, FLAG_MONSTER))) |
1076 | if ((tmp->type == PLAYER || QUERY_FLAG (tmp, FLAG_MONSTER))) |
1113 | { |
|
|
1114 | top = tmp->face; |
|
|
1115 | top_obj = tmp; |
1077 | top = tmp; |
1116 | } |
|
|
1117 | else if (QUERY_FLAG (tmp, FLAG_IS_FLOOR)) |
1078 | else if (QUERY_FLAG (tmp, FLAG_IS_FLOOR)) |
1118 | { |
1079 | { |
1119 | /* If we got a floor, that means middle and top were below it, |
1080 | /* If we got a floor, that means middle and top were below it, |
1120 | * so should not be visible, so we clear them. |
1081 | * so should not be visible, so we clear them. |
1121 | */ |
1082 | */ |
1122 | middle = blank_face; |
1083 | middle = 0; |
1123 | top = blank_face; |
1084 | top = 0; |
1124 | floor = tmp->face; |
|
|
1125 | floor_obj = tmp; |
1085 | floor = tmp; |
1126 | } |
1086 | } |
1127 | /* Flag anywhere have high priority */ |
1087 | /* Flag anywhere have high priority */ |
1128 | else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE)) |
1088 | else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE)) |
1129 | { |
1089 | { |
1130 | middle = tmp->face; |
|
|
1131 | |
|
|
1132 | middle_obj = tmp; |
1090 | middle = tmp; |
1133 | anywhere = 1; |
1091 | anywhere = 1; |
1134 | } |
1092 | } |
1135 | /* Find the highest visible face around. If equal |
1093 | /* Find the highest visible face around. If equal |
1136 | * visibilities, we still want the one nearer to the |
1094 | * visibilities, we still want the one nearer to the |
1137 | * top |
1095 | * top |
1138 | */ |
1096 | */ |
1139 | else if (middle == blank_face || (tmp->face->visibility > middle->visibility && !anywhere)) |
1097 | else if (!middle || (::faces [tmp->face].visibility > ::faces [middle->face].visibility && !anywhere)) |
1140 | { |
|
|
1141 | middle = tmp->face; |
|
|
1142 | middle_obj = tmp; |
1098 | middle = tmp; |
1143 | } |
|
|
1144 | } |
1099 | } |
1145 | |
1100 | |
1146 | if (tmp == tmp->above) |
1101 | if (tmp == tmp->above) |
1147 | { |
1102 | { |
1148 | LOG (llevError, "Error in structure of map\n"); |
1103 | LOG (llevError, "Error in structure of map\n"); |
… | |
… | |
1183 | * middle face. This should not happen, as we already have the |
1138 | * middle face. This should not happen, as we already have the |
1184 | * else statement above so middle should not get set. OTOH, it |
1139 | * else statement above so middle should not get set. OTOH, it |
1185 | * may be possible for the faces to match but be different objects. |
1140 | * may be possible for the faces to match but be different objects. |
1186 | */ |
1141 | */ |
1187 | if (top == middle) |
1142 | if (top == middle) |
1188 | middle = blank_face; |
1143 | middle = 0; |
1189 | |
1144 | |
1190 | /* There are three posibilities at this point: |
1145 | /* There are three posibilities at this point: |
1191 | * 1) top face is set, need middle to be set. |
1146 | * 1) top face is set, need middle to be set. |
1192 | * 2) middle is set, need to set top. |
1147 | * 2) middle is set, need to set top. |
1193 | * 3) neither middle or top is set - need to set both. |
1148 | * 3) neither middle or top is set - need to set both. |
… | |
… | |
1198 | /* Once we get to a floor, stop, since we already have a floor object */ |
1153 | /* Once we get to a floor, stop, since we already have a floor object */ |
1199 | if (QUERY_FLAG (tmp, FLAG_IS_FLOOR)) |
1154 | if (QUERY_FLAG (tmp, FLAG_IS_FLOOR)) |
1200 | break; |
1155 | break; |
1201 | |
1156 | |
1202 | /* If two top faces are already set, quit processing */ |
1157 | /* If two top faces are already set, quit processing */ |
1203 | if ((top != blank_face) && (middle != blank_face)) |
1158 | if (top && middle) |
1204 | break; |
1159 | break; |
1205 | |
1160 | |
1206 | /* Only show visible faces */ |
1161 | /* Only show visible faces */ |
1207 | if (!tmp->invisible) |
1162 | if (!tmp->invisible) |
1208 | { |
1163 | { |
1209 | /* Fill in top if needed */ |
1164 | /* Fill in top if needed */ |
1210 | if (top == blank_face) |
1165 | if (!top) |
1211 | { |
1166 | { |
1212 | top = tmp->face; |
|
|
1213 | top_obj = tmp; |
1167 | top = tmp; |
1214 | if (top == middle) |
1168 | if (top == middle) |
1215 | middle = blank_face; |
1169 | middle = 0; |
1216 | } |
1170 | } |
1217 | else |
1171 | else |
1218 | { |
1172 | { |
1219 | /* top is already set - we should only get here if |
1173 | /* top is already set - we should only get here if |
1220 | * middle is not set |
1174 | * middle is not set |
1221 | * |
1175 | * |
1222 | * Set the middle face and break out, since there is nothing |
1176 | * Set the middle face and break out, since there is nothing |
1223 | * more to fill in. We don't check visiblity here, since |
1177 | * more to fill in. We don't check visiblity here, since |
1224 | * |
1178 | * |
1225 | */ |
1179 | */ |
1226 | if (tmp->face != top) |
1180 | if (tmp != top) |
1227 | { |
1181 | { |
1228 | middle = tmp->face; |
|
|
1229 | middle_obj = tmp; |
1182 | middle = tmp; |
1230 | break; |
1183 | break; |
1231 | } |
1184 | } |
1232 | } |
1185 | } |
1233 | } |
1186 | } |
1234 | } |
1187 | } |
1235 | |
1188 | |
1236 | if (middle == floor) |
1189 | if (middle == floor) |
1237 | middle = blank_face; |
1190 | middle = 0; |
1238 | |
1191 | |
1239 | if (top == middle) |
1192 | if (top == middle) |
1240 | middle = blank_face; |
1193 | middle = 0; |
1241 | |
1194 | |
1242 | faces [0] = top; faces_obj [0] = top != blank_face ? top_obj : 0; |
1195 | #if 0 |
1243 | faces [1] = middle; faces_obj [1] = middle != blank_face ? middle_obj : 0; |
1196 | faces_obj [0] = top; |
1244 | faces [2] = floor; faces_obj [2] = floor != blank_face ? floor_obj : 0; |
1197 | faces_obj [1] = middle; |
|
|
1198 | faces_obj [2] = floor; |
|
|
1199 | #endif |
1245 | } |
1200 | } |
1246 | |
1201 | |
1247 | uint64 |
1202 | uint64 |
1248 | mapspace::volume () const |
1203 | mapspace::volume () const |
1249 | { |
1204 | { |
… | |
… | |
1687 | for (int i = 1000; --i;) |
1642 | for (int i = 1000; --i;) |
1688 | { |
1643 | { |
1689 | object *pick = at (rndm (width), rndm (height)).bot; |
1644 | object *pick = at (rndm (width), rndm (height)).bot; |
1690 | |
1645 | |
1691 | // do not prefer big monsters just because they are big. |
1646 | // do not prefer big monsters just because they are big. |
1692 | if (pick->head_ () == pick) |
1647 | if (pick && pick->head_ () == pick) |
1693 | return pick->head_ (); |
1648 | return pick->head_ (); |
1694 | } |
1649 | } |
1695 | |
1650 | |
1696 | // instead of crashing in the unlikely(?) case, try to return *something* |
1651 | // instead of crashing in the unlikely(?) case, try to return *something* |
1697 | return get_archetype ("blocked"); |
1652 | return get_archetype ("blocked"); |