TbBool can_build_room_at_slab(PlayerNumber plyr_idx, RoomKind rkind,
MapSlabCoord slb_x, MapSlabCoord slb_y)
{
if (!subtile_revealed(slab_subtile_center(slb_x), slab_subtile_center(slb_y), plyr_idx)) {
SYNCDBG(7,"Cannot place %s owner %d as slab (%d,%d) is not revealed",room_code_name(rkind),(int)plyr_idx,(int)slb_x,(int)slb_y);
return false;
}
struct SlabMap *slb;
slb = get_slabmap_block(slb_x, slb_y);
if (slb->room_index > 0) {
SYNCDBG(7,"Cannot place %s owner %d as slab (%d,%d) has room index %d",room_code_name(rkind),(int)plyr_idx,(int)slb_x,(int)slb_y,(int)slb->room_index);
return false;
}
if (slab_has_trap_on(slb_x, slb_y) || slab_has_door_thing_on(slb_x, slb_y)) {
SYNCDBG(7,"Cannot place %s owner %d as slab (%d,%d) has blocking thing on it",room_code_name(rkind),(int)plyr_idx,(int)slb_x,(int)slb_y);
return false;
}
if (rkind == RoK_BRIDGE) {
return slab_kind_is_liquid(slb->kind) && slab_by_players_land(plyr_idx, slb_x, slb_y);
}
if (slabmap_owner(slb) != plyr_idx) {
return false;
}
return (slb->kind == SlbT_CLAIMED);
}
TbBool creature_move_to_using_teleport(struct Thing *thing, struct Coord3d *pos, long walk_speed)
{
struct CreatureControl *cctrl;
short destination_valid;
cctrl = creature_control_get_from_thing(thing);
if (creature_instance_is_available(thing, CrInst_TELEPORT)
&& creature_instance_has_reset(thing, CrInst_TELEPORT)
&& (cctrl->instance_id == CrInst_NULL))
{
// Creature can only be teleported to a revealed location
destination_valid = true;
if (!is_hero_thing(thing) && !is_neutral_thing(thing)) {
destination_valid = subtile_revealed(pos->x.stl.num, pos->y.stl.num, thing->owner);
}
if (destination_valid)
{
// Use teleport only over large enough distances
if (get_2d_box_distance(&thing->mappos, pos) > COORD_PER_STL*game.min_distance_for_teleport)
{
set_creature_instance(thing, CrInst_TELEPORT, 1, 0, pos);
return true;
}
}
}
return false;
}
TbBool can_place_trap_on(PlayerNumber plyr_idx, MapSubtlCoord stl_x, MapSubtlCoord stl_y)
{
MapSlabCoord slb_x, slb_y;
slb_x = subtile_slab_fast(stl_x);
slb_y = subtile_slab_fast(stl_y);
struct SlabMap *slb;
slb = get_slabmap_block(slb_x, slb_y);
struct SlabAttr *slbattr;
slbattr = get_slab_attrs(slb);
if (!subtile_revealed(stl_x, stl_y, plyr_idx)) {
return false;
}
if (((slbattr->block_flags & (SlbAtFlg_Filled|SlbAtFlg_Digable|SlbAtFlg_Valuable)) != 0)) {
return false;
}
if (slab_kind_is_liquid(slb->kind)) {
return false;
}
if ((slabmap_owner(slb) == plyr_idx) && (slb->kind == SlbT_CLAIMED))
{
if (!slab_has_trap_on(slb_x, slb_y) && !subtile_has_door_thing_on(stl_x, stl_y))
{
return true;
}
}
return false;
}
int floor_height_for_volume_box(PlayerNumber plyr_idx, MapSlabCoord slb_x, MapSlabCoord slb_y)
{
struct SlabMap *slb;
slb = get_slabmap_block(slb_x, slb_y);
struct SlabAttr *slbattr;
slbattr = get_slab_attrs(slb);
if (!subtile_revealed(slab_subtile_center(slb_x), slab_subtile_center(slb_y), plyr_idx) || ((slbattr->block_flags & (SlbAtFlg_Filled|SlbAtFlg_Digable|SlbAtFlg_Valuable)) != 0))
{
return temp_cluedo_mode < 1u ? 5 : 2;
}
if (slab_kind_is_liquid(slb->kind))
{
return 0;
}
return 1;
}
