--- deliantra/server/common/object.C 2007/09/04 08:42:55 1.187 +++ deliantra/server/common/object.C 2007/09/15 15:58:06 1.190 @@ -1993,14 +1993,30 @@ 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. @@ -2010,8 +2026,19 @@ * 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; + + altern [index++] = i; } if (!index) @@ -2030,7 +2057,7 @@ 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;