--- deliantra/server/common/object.C 2007/08/20 19:13:10 1.183 +++ deliantra/server/common/object.C 2007/11/08 19:43:23 1.199 @@ -1,11 +1,11 @@ /* - * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. + * This file is part of Deliantra, the Roguelike Realtime MMORPG. * - * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team + * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Deliantra team * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team * Copyright (©) 1992,2007 Frank Tore Johansen * - * Crossfire TRT is free software: you can redistribute it and/or modify + * Deliantra is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. @@ -18,7 +18,7 @@ * You should have received a copy of the GNU General Public License * along with this program. If not, see . * - * The authors can be reached via e-mail to + * The authors can be reached via e-mail to */ /* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects. @@ -256,13 +256,14 @@ */ if (ob1->inv || ob2->inv) { - /* if one object has inventory but the other doesn't, not equiv */ - if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv)) - return 0; + if (!(ob1->inv && ob2->inv)) + return 0; /* inventories differ in length */ + + if (ob1->inv->below || ob2->inv->below) + return 0; /* more than one object in inv */ - /* Now check to see if the two inventory objects could merge */ if (!object::can_merge (ob1->inv, ob2->inv)) - return 0; + return 0; /* inventory objexts differ */ /* inventory ok - still need to check rest of this object to see * if it is valid. @@ -307,8 +308,17 @@ ob2->optimise (); if (ob1->self || ob2->self) - if (!cfperl_can_merge (ob1, ob2)) - return 0; + { + int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0; + int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0; + + if (k1 != k2) + return 0; + else if (k1 == 0) + return 1; + else if (!cfperl_can_merge (ob1, ob2)) + return 0; + } } /* Everything passes, must be OK. */ @@ -376,7 +386,6 @@ * multi-object 1 which is closest to the second object. * If it's not a multi-object, it is returned. */ - object * get_nearest_part (object *op, const object *pl) { @@ -441,6 +450,12 @@ while (owner->owner) owner = owner->owner; + if (flag [FLAG_FREED]) + { + LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ()); + return; + } + this->owner = owner; } @@ -581,7 +596,7 @@ *dst = *this; if (speed < 0) - dst->speed_left = speed_left - rndm (); + dst->speed_left -= rndm (); dst->set_speed (dst->speed); } @@ -918,6 +933,7 @@ { freed_map = new maptile; + freed_map->path = ""; freed_map->name = "/internal/freed_objects_map"; freed_map->width = 3; freed_map->height = 3; @@ -1142,7 +1158,7 @@ if (!op->nrof) return 0; - if (top) + if (!top) for (top = op; top && top->above; top = top->above) ; @@ -1233,17 +1249,14 @@ op->remove (); - if (out_of_map (m, op->x, op->y)) + /* Ideally, the caller figures this out. However, it complicates a lot + * of areas of callers (eg, anything that uses find_free_spot would now + * need extra work + */ + if (!xy_normalise (m, op->x, op->y)) { - LOG (llevError, "Trying to insert object outside the map.\n%s\n", op->debug_desc ()); -#ifdef MANY_CORES - /* Better to catch this here, as otherwise the next use of this object - * is likely to cause a crash. Better to find out where it is getting - * improperly inserted. - */ - abort (); -#endif - return op; + op->destroy (); + return 0; } if (object *more = op->more) @@ -1252,13 +1265,6 @@ CLEAR_FLAG (op, FLAG_REMOVED); - /* Ideally, the caller figures this out. However, it complicates a lot - * of areas of callers (eg, anything that uses find_free_spot would now - * need extra work - */ - if (!xy_normalise (m, op->x, op->y)) - return 0; - op->map = m; mapspace &ms = op->ms (); @@ -1302,7 +1308,7 @@ top = ms.bot; /* If there are other objects, then */ - if ((!(flag & INS_MAP_LOAD)) && top) + if (top) { object *last = 0; @@ -1364,8 +1370,6 @@ top = last->below; } } /* If objects on this space */ - if (flag & INS_MAP_LOAD) - top = ms.top; if (flag & INS_ABOVE_FLOOR_ONLY) top = floor; @@ -1408,9 +1412,8 @@ op->map->dirty = true; - if (!(flag & INS_MAP_LOAD)) - if (object *pl = ms.player ()) - pl->contr->ns->floorbox_update (); + if (object *pl = ms.player ()) + pl->contr->ns->floorbox_update (); /* If this object glows, it may affect lighting conditions that are * visible to others on this map. But update_all_los is really @@ -1957,12 +1960,11 @@ void flag_inv (object *op, int flag) { - if (op->inv) - for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) - { - SET_FLAG (tmp, flag); - flag_inv (tmp, flag); - } + for (object *tmp = op->inv; tmp; tmp = tmp->below) + { + SET_FLAG (tmp, flag); + flag_inv (tmp, flag); + } } /* @@ -1971,12 +1973,11 @@ void unflag_inv (object *op, int flag) { - if (op->inv) - for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) - { - CLEAR_FLAG (tmp, flag); - unflag_inv (tmp, flag); - } + for (object *tmp = op->inv; tmp; tmp = tmp->below) + { + CLEAR_FLAG (tmp, flag); + unflag_inv (tmp, flag); + } } /* @@ -1988,10 +1989,7 @@ * start and stop are where to start relative to the free_arr array (1,9 * does all 4 immediate directions). This returns the index into the * array of the free spot, -1 if no spot available (dir 0 = x,y) - * Note - this only checks to see if there is space for the head of the - * object - if it is a multispace object, this should be called for all - * pieces. - * Note2: This function does correctly handle tiled maps, but does not + * Note: This function does correctly handle tiled maps, but does not * inform the caller. However, insert_ob_in_map will update as * necessary, so the caller shouldn't need to do any special work. * Note - updated to take an object instead of archetype - this is necessary @@ -2003,14 +2001,30 @@ int find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop) { - int index = 0, flag; int altern[SIZEOFFREE]; + int index = 0, flag; for (int i = start; i < stop; i++) { - flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]); - if (!flag) - altern [index++] = i; + mapxy pos (m, x, y); pos.move (i); + + if (!pos.normalise ()) + continue; + + mapspace &ms = *pos; + + if (ms.flags () & P_IS_ALIVE) + continue; + + /* However, often + * ob doesn't have any move type (when used to place exits) + * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work. + */ + if (ob->move_type == 0 && ms.move_block != MOVE_ALL) + { + altern [index++] = i; + continue; + } /* Basically, if we find a wall on a space, we cut down the search size. * In this way, we won't return spaces that are on another side of a wall. @@ -2020,8 +2034,22 @@ * to only the spaces immediately surrounding the target area, and * won't look 2 spaces south of the target space. */ - else if ((flag & P_NO_PASS) && maxfree[i] < stop) - stop = maxfree[i]; + if (ms.move_block == MOVE_ALL && maxfree[i] < stop) + { + stop = maxfree[i]; + continue; + } + + /* Note it is intentional that we check ob - the movement type of the + * head of the object should correspond for the entire object. + */ + if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block)) + continue; + + if (ob->blocked (m, pos.x, pos.y)) + continue; + + altern [index++] = i; } if (!index) @@ -2040,7 +2068,7 @@ find_first_free_spot (const object *ob, maptile *m, int x, int y) { for (int i = 0; i < SIZEOFFREE; i++) - if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i])) + if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i])) return i; return -1;