bool read_deco_schematic(lua_State *L, SchematicManager *schemmgr, DecoSchematic *deco)
{
int index = 1;
deco->rotation = (Rotation)getenumfield(L, index, "rotation",
ModApiMapgen::es_Rotation, ROTATE_0);
StringMap replace_names;
lua_getfield(L, index, "replacements");
if (lua_istable(L, -1))
read_schematic_replacements(L, -1, &replace_names);
lua_pop(L, 1);
lua_getfield(L, index, "schematic");
Schematic *schem = get_or_load_schematic(L, -1, schemmgr, &replace_names);
lua_pop(L, 1);
deco->schematic = schem;
return schem != NULL;
}
int ModApiMapgen::l_place_schematic_on_vmanip(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
SchematicManager *schemmgr = getServer(L)->getEmergeManager()->schemmgr;
//// Read VoxelManip object
MMVManip *vm = LuaVoxelManip::checkobject(L, 1)->vm;
//// Read position
v3s16 p = check_v3s16(L, 2);
//// Read rotation
int rot = ROTATE_0;
const char *enumstr = lua_tostring(L, 4);
if (enumstr)
string_to_enum(es_Rotation, rot, std::string(enumstr));
//// Read force placement
bool force_placement = true;
if (lua_isboolean(L, 6))
force_placement = lua_toboolean(L, 6);
//// Read node replacements
StringMap replace_names;
if (lua_istable(L, 5))
read_schematic_replacements(L, 5, &replace_names);
//// Read schematic
Schematic *schem = get_or_load_schematic(L, 3, schemmgr, &replace_names);
if (!schem) {
errorstream << "place_schematic: failed to get schematic" << std::endl;
return 0;
}
bool schematic_did_fit = schem->placeOnVManip(
vm, p, 0, (Rotation)rot, force_placement);
lua_pushboolean(L, schematic_did_fit);
return 1;
}
// serialize_schematic(schematic, format, options={...})
int ModApiMapgen::l_serialize_schematic(lua_State *L)
{
SchematicManager *schemmgr = getServer(L)->getEmergeManager()->schemmgr;
//// Read options
NodeResolveMethod resolve_method = (NodeResolveMethod)getenumfield(L, 3,
"node_resolve_method", es_NodeResolveMethod, NODE_RESOLVE_NONE);
bool register_on_load = getboolfield_default(L, 3, "register_on_load", false);
bool use_comments = getboolfield_default(L, 3, "use_lua_comments", false);
//// Read schematic
Schematic *schem = get_or_load_schematic(L, 1, schemmgr, NULL,
register_on_load, resolve_method);
if (!schem) {
errorstream << "serialize_schematic: failed to get schematic" << std::endl;
return 0;
}
//// Read format of definition to save as
int schem_format = SCHEM_FMT_MTS;
const char *enumstr = lua_tostring(L, 2);
if (enumstr)
string_to_enum(es_SchematicFormatType, schem_format, std::string(enumstr));
//// Serialize to binary string
std::ostringstream os(std::ios_base::binary);
switch (schem_format) {
case SCHEM_FMT_MTS:
schem->serializeToMts(&os);
break;
case SCHEM_FMT_LUA:
schem->serializeToLua(&os, use_comments);
break;
default:
return 0;
}
std::string ser = os.str();
lua_pushlstring(L, ser.c_str(), ser.length());
return 1;
}
// place_schematic(p, schematic, rotation, replacement)
int ModApiMapgen::l_place_schematic(lua_State *L)
{
MAP_LOCK_REQUIRED;
GET_ENV_PTR;
ServerMap *map = &(env->getServerMap());
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->placeOnMap(map, p, 0, (Rotation)rot, force_placement);
lua_pushboolean(L, true);
return 1;
}
