// clear_registered_schematics()
int ModApiMapgen::l_clear_registered_schematics(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
SchematicManager *smgr = getServer(L)->getEmergeManager()->schemmgr;
smgr->clear();
return 0;
}
// register_schematic({schematic}, replacements={})
int ModApiMapgen::l_register_schematic(lua_State *L)
{
SchematicManager *schemmgr = getServer(L)->getEmergeManager()->schemmgr;
StringMap replace_names;
if (lua_istable(L, 2))
read_schematic_replacements(L, 2, &replace_names);
Schematic *schem = load_schematic(L, 1, schemmgr->getNodeDef(),
&replace_names);
if (!schem)
return 0;
ObjDefHandle handle = schemmgr->add(schem);
if (handle == OBJDEF_INVALID_HANDLE) {
delete schem;
return 0;
}
lua_pushinteger(L, handle);
return 1;
}
// place_schematic(p, schematic, rotation, replacement)
int ModApiMapgen::l_place_schematic(lua_State *L)
{
Map *map = &(getEnv(L)->getMap());
SchematicManager *schemmgr = getServer(L)->getEmergeManager()->schemmgr;
//// Read position
v3s16 p = check_v3s16(L, 1);
//// Read rotation
int rot = ROTATE_0;
const char *enumstr = lua_tostring(L, 3);
if (enumstr)
string_to_enum(es_Rotation, rot, std::string(enumstr));
//// Read force placement
bool force_placement = true;
if (lua_isboolean(L, 5))
force_placement = lua_toboolean(L, 5);
//// Read node replacements
StringMap replace_names;
if (lua_istable(L, 4))
read_schematic_replacements(L, 4, &replace_names);
//// Read schematic
Schematic *schem = get_or_load_schematic(L, 2, schemmgr, &replace_names);
if (!schem) {
errorstream << "place_schematic: failed to get schematic" << std::endl;
return 0;
}
schem->placeStructure(map, p, 0, (Rotation)rot, force_placement,
schemmgr->getNodeDef());
lua_pushboolean(L, true);
return 1;
}