// place_schematic(p, schematic, rotation) int ModApiBasic::l_place_schematic(lua_State *L) { DecoSchematic dschem; Map *map = &(getEnv(L)->getMap()); INodeDefManager *ndef = getServer(L)->getNodeDefManager(); v3s16 p = read_v3s16(L, 1); if (!read_schematic(L, 2, &dschem, getServer(L))) return 0; Rotation rot = ROTATE_0; if (lua_isstring(L, 3)) string_to_enum(es_Rotation, (int &)rot, std::string(lua_tostring(L, 3))); dschem.rotation = rot; if (!dschem.filename.empty()) { if (!dschem.loadSchematicFile()) { errorstream << "place_schematic: failed to load schematic file '" << dschem.filename << "'" << std::endl; return 0; } dschem.resolveNodeNames(ndef); } dschem.placeStructure(map, p); return 1; }
// place_schematic(p, schematic, rotation, replacement) int ModApiMapgen::l_place_schematic(lua_State *L) { DecoSchematic dschem; Map *map = &(getEnv(L)->getMap()); INodeDefManager *ndef = getServer(L)->getNodeDefManager(); v3s16 p = read_v3s16(L, 1); if (!read_schematic(L, 2, &dschem, getServer(L))) return 0; int rot = ROTATE_0; if (lua_isstring(L, 3)) string_to_enum(es_Rotation, rot, std::string(lua_tostring(L, 3))); dschem.rotation = (Rotation)rot; if (lua_istable(L, 4)) { lua_pushnil(L); while (lua_next(L, 4) != 0) { // key at index -2 and value at index -1 lua_rawgeti(L, -1, 1); std::string replace_from = lua_tostring(L, -1); lua_pop(L, 1); lua_rawgeti(L, -1, 2); std::string replace_to = lua_tostring(L, -1); lua_pop(L, 1); dschem.replacements[replace_from] = replace_to; // removes value, keeps key for next iteration lua_pop(L, 1); } } bool force_placement = true; if (lua_isboolean(L, 5)) force_placement = lua_toboolean(L, 5); if (!dschem.filename.empty()) { if (!dschem.loadSchematicFile()) { errorstream << "place_schematic: failed to load schematic file '" << dschem.filename << "'" << std::endl; return 0; } dschem.resolveNodeNames(ndef); } dschem.placeStructure(map, p, force_placement); return 1; }
bool get_schematic(lua_State *L, int index, Schematic *schem, INodeDefManager *ndef, std::map<std::string, std::string> &replace_names) { if (index < 0) index = lua_gettop(L) + 1 + index; if (lua_istable(L, index)) { return read_schematic(L, index, schem, ndef, replace_names); } else if (lua_isstring(L, index)) { const char *filename = lua_tostring(L, index); return schem->loadSchematicFromFile(filename, ndef, replace_names); } else { return false; } }
// register_decoration({lots of stuff}) int ModApiMapgen::l_register_decoration(lua_State *L) { int index = 1; luaL_checktype(L, index, LUA_TTABLE); EmergeManager *emerge = getServer(L)->getEmergeManager(); BiomeDefManager *bdef = emerge->biomedef; enum DecorationType decotype = (DecorationType)getenumfield(L, index, "deco_type", es_DecorationType, -1); if (decotype == -1) { errorstream << "register_decoration: unrecognized " "decoration placement type"; return 0; } Decoration *deco = createDecoration(decotype); if (!deco) { errorstream << "register_decoration: decoration placement type " << decotype << " not implemented"; return 0; } deco->c_place_on = CONTENT_IGNORE; deco->place_on_name = getstringfield_default(L, index, "place_on", "ignore"); deco->fill_ratio = getfloatfield_default(L, index, "fill_ratio", 0.02); deco->sidelen = getintfield_default(L, index, "sidelen", 8); if (deco->sidelen <= 0) { errorstream << "register_decoration: sidelen must be " "greater than 0" << std::endl; delete deco; return 0; } lua_getfield(L, index, "noise_params"); deco->np = read_noiseparams(L, -1); lua_pop(L, 1); lua_getfield(L, index, "biomes"); if (lua_istable(L, -1)) { lua_pushnil(L); while (lua_next(L, -2)) { const char *s = lua_tostring(L, -1); u8 biomeid = bdef->getBiomeIdByName(s); if (biomeid) deco->biomes.insert(biomeid); lua_pop(L, 1); } lua_pop(L, 1); } switch (decotype) { case DECO_SIMPLE: { DecoSimple *dsimple = (DecoSimple *)deco; dsimple->c_deco = CONTENT_IGNORE; dsimple->c_spawnby = CONTENT_IGNORE; dsimple->spawnby_name = getstringfield_default(L, index, "spawn_by", "air"); dsimple->deco_height = getintfield_default(L, index, "height", 1); dsimple->deco_height_max = getintfield_default(L, index, "height_max", 0); dsimple->nspawnby = getintfield_default(L, index, "num_spawn_by", -1); lua_getfield(L, index, "decoration"); if (lua_istable(L, -1)) { lua_pushnil(L); while (lua_next(L, -2)) { const char *s = lua_tostring(L, -1); std::string str(s); dsimple->decolist_names.push_back(str); lua_pop(L, 1); } } else if (lua_isstring(L, -1)) { dsimple->deco_name = std::string(lua_tostring(L, -1)); } else { dsimple->deco_name = std::string("air"); } lua_pop(L, 1); if (dsimple->deco_height <= 0) { errorstream << "register_decoration: simple decoration height" " must be greater than 0" << std::endl; delete dsimple; return 0; } break; } case DECO_SCHEMATIC: { DecoSchematic *dschem = (DecoSchematic *)deco; dschem->flags = 0; getflagsfield(L, index, "flags", flagdesc_deco_schematic, &dschem->flags, NULL); dschem->rotation = (Rotation)getenumfield(L, index, "rotation", es_Rotation, ROTATE_0); lua_getfield(L, index, "replacements"); if (lua_istable(L, -1)) { int i = lua_gettop(L); lua_pushnil(L); while (lua_next(L, i) != 0) { // key at index -2 and value at index -1 lua_rawgeti(L, -1, 1); std::string replace_from = lua_tostring(L, -1); lua_pop(L, 1); lua_rawgeti(L, -1, 2); std::string replace_to = lua_tostring(L, -1); lua_pop(L, 1); dschem->replacements[replace_from] = replace_to; // removes value, keeps key for next iteration lua_pop(L, 1); } } lua_pop(L, 1); lua_getfield(L, index, "schematic"); if (!read_schematic(L, -1, dschem, getServer(L))) { delete dschem; return 0; } lua_pop(L, -1); if (!dschem->filename.empty() && !dschem->loadSchematicFile()) { errorstream << "register_decoration: failed to load schematic file '" << dschem->filename << "'" << std::endl; delete dschem; return 0; } break; } case DECO_LSYSTEM: { //DecoLSystem *decolsystem = (DecoLSystem *)deco; break; } } emerge->decorations.push_back(deco); verbosestream << "register_decoration: decoration '" << deco->getName() << "' registered" << std::endl; return 0; }