51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#include <algorithm>
#include "lua_api/l_env.h"
#include "lua_api/l_internal.h"
#include "lua_api/l_nodemeta.h"
#include "lua_api/l_vmanip.h"
#include "common/c_converter.h"
#include "common/c_content.h"
-#include "serverscripting.h"
+#include "scripting_server.h"
#include "environment.h"
+#include "mapblock.h"
#include "server.h"
#include "nodedef.h"
#include "daynightratio.h"
#include "util/pointedthing.h"
-#include "content_sao.h"
-#include "treegen.h"
+#include "mapgen/treegen.h"
#include "emerge.h"
#include "pathfinder.h"
-
-struct EnumString ModApiEnvMod::es_ClearObjectsMode[] =
+#include "face_position_cache.h"
+#include "remoteplayer.h"
+#include "server/luaentity_sao.h"
+#include "server/player_sao.h"
+#include "util/string.h"
+#include "translation.h"
+#ifndef SERVER
+#include "client/client.h"
+#endif
+
+const EnumString ModApiEnvMod::es_ClearObjectsMode[] =
{
{CLEAR_OBJECTS_MODE_FULL, "full"},
{CLEAR_OBJECTS_MODE_QUICK, "quick"},
{0, NULL},
};
+const EnumString ModApiEnvMod::es_BlockStatusType[] =
+{
+ {ServerEnvironment::BS_UNKNOWN, "unknown"},
+ {ServerEnvironment::BS_EMERGING, "emerging"},
+ {ServerEnvironment::BS_LOADED, "loaded"},
+ {ServerEnvironment::BS_ACTIVE, "active"},
+ {0, NULL},
+};
+
///////////////////////////////////////////////////////////////////////////////
lua_remove(L, -2); // Remove core
// Get registered_abms[m_id]
- lua_pushnumber(L, m_id);
+ lua_pushinteger(L, m_id);
lua_gettable(L, -2);
if(lua_isnil(L, -1))
FATAL_ERROR("");
lua_remove(L, -2); // Remove core
// Get registered_lbms[m_id]
- lua_pushnumber(L, m_id);
+ lua_pushinteger(L, m_id);
lua_gettable(L, -2);
FATAL_ERROR_IF(lua_isnil(L, -1), "Entry with given id not found in registered_lbms table");
lua_remove(L, -2); // Remove registered_lbms
lua_pop(L, 1); // Pop error handler
}
+int LuaRaycast::l_next(lua_State *L)
+{
+ GET_PLAIN_ENV_PTR;
+
+ bool csm = false;
+#ifndef SERVER
+ csm = getClient(L) != nullptr;
+#endif
+
+ LuaRaycast *o = checkobject(L, 1);
+ PointedThing pointed;
+ env->continueRaycast(&o->state, &pointed);
+ if (pointed.type == POINTEDTHING_NOTHING)
+ lua_pushnil(L);
+ else
+ push_pointed_thing(L, pointed, csm, true);
+
+ return 1;
+}
+
+int LuaRaycast::create_object(lua_State *L)
+{
+ NO_MAP_LOCK_REQUIRED;
+
+ bool objects = true;
+ bool liquids = false;
+
+ v3f pos1 = checkFloatPos(L, 1);
+ v3f pos2 = checkFloatPos(L, 2);
+ if (lua_isboolean(L, 3)) {
+ objects = readParam<bool>(L, 3);
+ }
+ if (lua_isboolean(L, 4)) {
+ liquids = readParam<bool>(L, 4);
+ }
+
+ LuaRaycast *o = new LuaRaycast(core::line3d<f32>(pos1, pos2),
+ objects, liquids);
+
+ *(void **) (lua_newuserdata(L, sizeof(void *))) = o;
+ luaL_getmetatable(L, className);
+ lua_setmetatable(L, -2);
+ return 1;
+}
+
+LuaRaycast *LuaRaycast::checkobject(lua_State *L, int narg)
+{
+ NO_MAP_LOCK_REQUIRED;
+
+ luaL_checktype(L, narg, LUA_TUSERDATA);
+ void *ud = luaL_checkudata(L, narg, className);
+ if (!ud)
+ luaL_typerror(L, narg, className);
+ return *(LuaRaycast **) ud;
+}
+
+int LuaRaycast::gc_object(lua_State *L)
+{
+ LuaRaycast *o = *(LuaRaycast **) (lua_touserdata(L, 1));
+ delete o;
+ return 0;
+}
+
+void LuaRaycast::Register(lua_State *L)
+{
+ lua_newtable(L);
+ int methodtable = lua_gettop(L);
+ luaL_newmetatable(L, className);
+ int metatable = lua_gettop(L);
+
+ lua_pushliteral(L, "__metatable");
+ lua_pushvalue(L, methodtable);
+ lua_settable(L, metatable);
+
+ lua_pushliteral(L, "__index");
+ lua_pushvalue(L, methodtable);
+ lua_settable(L, metatable);
+
+ lua_pushliteral(L, "__gc");
+ lua_pushcfunction(L, gc_object);
+ lua_settable(L, metatable);
+
+ lua_pushliteral(L, "__call");
+ lua_pushcfunction(L, l_next);
+ lua_settable(L, metatable);
+
+ lua_pop(L, 1);
+
+ luaL_register(L, nullptr, methods);
+ lua_pop(L, 1);
+
+ lua_register(L, className, create_object);
+}
+
+const char LuaRaycast::className[] = "Raycast";
+const luaL_Reg LuaRaycast::methods[] =
+{
+ luamethod(LuaRaycast, next),
+ { 0, 0 }
+};
+
void LuaEmergeAreaCallback(v3s16 blockpos, EmergeAction action, void *param)
{
ScriptCallbackState *state = (ScriptCallbackState *)param;
{
GET_ENV_PTR;
- INodeDefManager *ndef = env->getGameDef()->ndef();
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
// parameters
v3s16 pos = read_v3s16(L, 1);
MapNode n = readnode(L, 2, ndef);
return 1;
}
+// bulk_set_node([pos1, pos2, ...], node)
+// pos = {x=num, y=num, z=num}
+int ModApiEnvMod::l_bulk_set_node(lua_State *L)
+{
+ GET_ENV_PTR;
+
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
+ // parameters
+ if (!lua_istable(L, 1)) {
+ return 0;
+ }
+
+ s32 len = lua_objlen(L, 1);
+ if (len == 0) {
+ lua_pushboolean(L, true);
+ return 1;
+ }
+
+ MapNode n = readnode(L, 2, ndef);
+
+ // Do it
+ bool succeeded = true;
+ for (s32 i = 1; i <= len; i++) {
+ lua_rawgeti(L, 1, i);
+ if (!env->setNode(read_v3s16(L, -1), n))
+ succeeded = false;
+ lua_pop(L, 1);
+ }
+
+ lua_pushboolean(L, succeeded);
+ return 1;
+}
+
int ModApiEnvMod::l_add_node(lua_State *L)
{
return l_set_node(L);
{
GET_ENV_PTR;
- INodeDefManager *ndef = env->getGameDef()->ndef();
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
// parameters
v3s16 pos = read_v3s16(L, 1);
MapNode n = readnode(L, 2, ndef);
// pos
v3s16 pos = read_v3s16(L, 1);
// Do it
- MapNode n = env->getMap().getNodeNoEx(pos);
+ MapNode n = env->getMap().getNode(pos);
// Return node
pushnode(L, n, env->getGameDef()->ndef());
return 1;
v3s16 pos = read_v3s16(L, 1);
// Do it
bool pos_ok;
- MapNode n = env->getMap().getNodeNoEx(pos, &pos_ok);
+ MapNode n = env->getMap().getNode(pos, &pos_ok);
if (pos_ok) {
// Return node
pushnode(L, n, env->getGameDef()->ndef());
// timeofday: nil = current time, 0 = night, 0.5 = day
int ModApiEnvMod::l_get_node_light(lua_State *L)
{
- GET_ENV_PTR;
+ GET_PLAIN_ENV_PTR;
// Do it
v3s16 pos = read_v3s16(L, 1);
u32 dnr = time_to_daynight_ratio(time_of_day, true);
bool is_position_ok;
- MapNode n = env->getMap().getNodeNoEx(pos, &is_position_ok);
+ MapNode n = env->getMap().getNode(pos, &is_position_ok);
if (is_position_ok) {
- INodeDefManager *ndef = env->getGameDef()->ndef();
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
lua_pushinteger(L, n.getLightBlend(dnr, ndef));
} else {
lua_pushnil(L);
return 1;
}
+
+// get_natural_light(pos, timeofday)
+// pos = {x=num, y=num, z=num}
+// timeofday: nil = current time, 0 = night, 0.5 = day
+int ModApiEnvMod::l_get_natural_light(lua_State *L)
+{
+ GET_ENV_PTR;
+
+ v3s16 pos = read_v3s16(L, 1);
+
+ bool is_position_ok;
+ MapNode n = env->getMap().getNode(pos, &is_position_ok);
+ if (!is_position_ok)
+ return 0;
+
+ // If the daylight is 0, nothing needs to be calculated
+ u8 daylight = n.param1 & 0x0f;
+ if (daylight == 0) {
+ lua_pushinteger(L, 0);
+ return 1;
+ }
+
+ u32 time_of_day;
+ if (lua_isnumber(L, 2)) {
+ time_of_day = 24000.0 * lua_tonumber(L, 2);
+ time_of_day %= 24000;
+ } else {
+ time_of_day = env->getTimeOfDay();
+ }
+ u32 dnr = time_to_daynight_ratio(time_of_day, true);
+
+ // If it's the same as the artificial light, the sunlight needs to be
+ // searched for because the value may not emanate from the sun
+ if (daylight == n.param1 >> 4)
+ daylight = env->findSunlight(pos);
+
+ lua_pushinteger(L, dnr * daylight / 1000);
+ return 1;
+}
+
// place_node(pos, node)
// pos = {x=num, y=num, z=num}
int ModApiEnvMod::l_place_node(lua_State *L)
ScriptApiItem *scriptIfaceItem = getScriptApi<ScriptApiItem>(L);
Server *server = getServer(L);
- INodeDefManager *ndef = server->ndef();
+ const NodeDefManager *ndef = server->ndef();
IItemDefManager *idef = server->idef();
v3s16 pos = read_v3s16(L, 1);
MapNode n = readnode(L, 2, ndef);
// Don't attempt to load non-loaded area as of now
- MapNode n_old = env->getMap().getNodeNoEx(pos);
+ MapNode n_old = env->getMap().getNode(pos);
if(n_old.getContent() == CONTENT_IGNORE){
lua_pushboolean(L, false);
return 1;
}
// Create item to place
- ItemStack item(ndef->get(n).name, 1, 0, idef);
+ Optional<ItemStack> item = ItemStack(ndef->get(n).name, 1, 0, idef);
// Make pointed position
PointedThing pointed;
pointed.type = POINTEDTHING_NODE;
pointed.node_abovesurface = pos;
pointed.node_undersurface = pos + v3s16(0,-1,0);
- // Place it with a NULL placer (appears in Lua as a non-functional
- // ObjectRef)
- bool success = scriptIfaceItem->item_OnPlace(item, NULL, pointed);
+ // Place it with a NULL placer (appears in Lua as nil)
+ bool success = scriptIfaceItem->item_OnPlace(item, nullptr, pointed);
lua_pushboolean(L, success);
return 1;
}
v3s16 pos = read_v3s16(L, 1);
// Don't attempt to load non-loaded area as of now
- MapNode n = env->getMap().getNodeNoEx(pos);
+ MapNode n = env->getMap().getNode(pos);
if(n.getContent() == CONTENT_IGNORE){
lua_pushboolean(L, false);
return 1;
v3s16 pos = read_v3s16(L, 1);
// Don't attempt to load non-loaded area as of now
- MapNode n = env->getMap().getNodeNoEx(pos);
+ MapNode n = env->getMap().getNode(pos);
if(n.getContent() == CONTENT_IGNORE){
lua_pushboolean(L, false);
return 1;
// pos = {x=num, y=num, z=num}
int ModApiEnvMod::l_get_node_max_level(lua_State *L)
{
- Environment *env = getEnv(L);
- if (!env) {
- return 0;
- }
+ GET_PLAIN_ENV_PTR;
v3s16 pos = read_v3s16(L, 1);
- MapNode n = env->getMap().getNodeNoEx(pos);
+ MapNode n = env->getMap().getNode(pos);
lua_pushnumber(L, n.getMaxLevel(env->getGameDef()->ndef()));
return 1;
}
// pos = {x=num, y=num, z=num}
int ModApiEnvMod::l_get_node_level(lua_State *L)
{
- Environment *env = getEnv(L);
- if (!env) {
- return 0;
- }
+ GET_PLAIN_ENV_PTR;
v3s16 pos = read_v3s16(L, 1);
- MapNode n = env->getMap().getNodeNoEx(pos);
+ MapNode n = env->getMap().getNode(pos);
lua_pushnumber(L, n.getLevel(env->getGameDef()->ndef()));
return 1;
}
u8 level = 1;
if(lua_isnumber(L, 2))
level = lua_tonumber(L, 2);
- MapNode n = env->getMap().getNodeNoEx(pos);
+ MapNode n = env->getMap().getNode(pos);
lua_pushnumber(L, n.setLevel(env->getGameDef()->ndef(), level));
env->setNode(pos, n);
return 1;
// add_node_level(pos, level)
// pos = {x=num, y=num, z=num}
-// level: 0..63
+// level: -127..127
int ModApiEnvMod::l_add_node_level(lua_State *L)
{
GET_ENV_PTR;
v3s16 pos = read_v3s16(L, 1);
- u8 level = 1;
+ s16 level = 1;
if(lua_isnumber(L, 2))
level = lua_tonumber(L, 2);
- MapNode n = env->getMap().getNodeNoEx(pos);
+ MapNode n = env->getMap().getNode(pos);
lua_pushnumber(L, n.addLevel(env->getGameDef()->ndef(), level));
env->setNode(pos, n);
return 1;
// find_nodes_with_meta(pos1, pos2)
int ModApiEnvMod::l_find_nodes_with_meta(lua_State *L)
{
- GET_ENV_PTR;
+ GET_PLAIN_ENV_PTR;
std::vector<v3s16> positions = env->getMap().findNodesWithMetadata(
check_v3s16(L, 1), check_v3s16(L, 2));
- lua_newtable(L);
+ lua_createtable(L, positions.size(), 0);
for (size_t i = 0; i != positions.size(); i++) {
push_v3s16(L, positions[i]);
lua_rawseti(L, -2, i + 1);
// Do it
v3s16 p = read_v3s16(L, 1);
- NodeTimerRef::create(L, p, env);
+ NodeTimerRef::create(L, p, &env->getServerMap());
return 1;
}
{
GET_ENV_PTR;
- // pos
v3f pos = checkFloatPos(L, 1);
- // content
const char *name = luaL_checkstring(L, 2);
- // staticdata
const char *staticdata = luaL_optstring(L, 3, "");
- // Do it
+
ServerActiveObject *obj = new LuaEntitySAO(env, pos, name, staticdata);
int objectid = env->addActiveObject(obj);
// If failed to add, return nothing (reads as nil)
if(objectid == 0)
return 0;
- // Return ObjectRef
+
+ // If already deleted (can happen in on_activate), return nil
+ if (obj->isGone())
+ return 0;
getScriptApiBase(L)->objectrefGetOrCreate(L, obj);
return 1;
}
return 1;
}
+// get_connected_players()
+int ModApiEnvMod::l_get_connected_players(lua_State *L)
+{
+ ServerEnvironment *env = (ServerEnvironment *) getEnv(L);
+ if (!env) {
+ log_deprecated(L, "Calling get_connected_players() at mod load time"
+ " is deprecated");
+ lua_createtable(L, 0, 0);
+ return 1;
+ }
+
+ lua_createtable(L, env->getPlayerCount(), 0);
+ u32 i = 0;
+ for (RemotePlayer *player : env->getPlayers()) {
+ if (player->getPeerId() == PEER_ID_INEXISTENT)
+ continue;
+ PlayerSAO *sao = player->getPlayerSAO();
+ if (sao && !sao->isGone()) {
+ getScriptApiBase(L)->objectrefGetOrCreate(L, sao);
+ lua_rawseti(L, -2, ++i);
+ }
+ }
+ return 1;
+}
+
// get_player_by_name(name)
int ModApiEnvMod::l_get_player_by_name(lua_State *L)
{
// Do it
const char *name = luaL_checkstring(L, 1);
- RemotePlayer *player = dynamic_cast<RemotePlayer *>(env->getPlayer(name));
- if (player == NULL){
- lua_pushnil(L);
- return 1;
- }
+ RemotePlayer *player = env->getPlayer(name);
+ if (!player || player->getPeerId() == PEER_ID_INEXISTENT)
+ return 0;
PlayerSAO *sao = player->getPlayerSAO();
- if(sao == NULL){
- lua_pushnil(L);
- return 1;
- }
+ if (!sao || sao->isGone())
+ return 0;
// Put player on stack
getScriptApiBase(L)->objectrefGetOrCreate(L, sao);
return 1;
int ModApiEnvMod::l_get_objects_inside_radius(lua_State *L)
{
GET_ENV_PTR;
+ ScriptApiBase *script = getScriptApiBase(L);
// Do it
v3f pos = checkFloatPos(L, 1);
- float radius = luaL_checknumber(L, 2) * BS;
- std::vector<u16> ids;
- env->getObjectsInsideRadius(ids, pos, radius);
+ float radius = readParam<float>(L, 2) * BS;
+ std::vector<ServerActiveObject *> objs;
+
+ auto include_obj_cb = [](ServerActiveObject *obj){ return !obj->isGone(); };
+ env->getObjectsInsideRadius(objs, pos, radius, include_obj_cb);
+
+ int i = 0;
+ lua_createtable(L, objs.size(), 0);
+ for (const auto obj : objs) {
+ // Insert object reference into table
+ script->objectrefGetOrCreate(L, obj);
+ lua_rawseti(L, -2, ++i);
+ }
+ return 1;
+}
+
+// get_objects_in_area(pos, minp, maxp)
+int ModApiEnvMod::l_get_objects_in_area(lua_State *L)
+{
+ GET_ENV_PTR;
ScriptApiBase *script = getScriptApiBase(L);
- lua_createtable(L, ids.size(), 0);
- std::vector<u16>::const_iterator iter = ids.begin();
- for(u32 i = 0; iter != ids.end(); iter++) {
- ServerActiveObject *obj = env->getActiveObject(*iter);
+
+ v3f minp = read_v3f(L, 1) * BS;
+ v3f maxp = read_v3f(L, 2) * BS;
+ aabb3f box(minp, maxp);
+ box.repair();
+ std::vector<ServerActiveObject *> objs;
+
+ auto include_obj_cb = [](ServerActiveObject *obj){ return !obj->isGone(); };
+ env->getObjectsInArea(objs, box, include_obj_cb);
+
+ int i = 0;
+ lua_createtable(L, objs.size(), 0);
+ for (const auto obj : objs) {
// Insert object reference into table
script->objectrefGetOrCreate(L, obj);
lua_rawseti(L, -2, ++i);
GET_ENV_PTR;
// Do it
- float timeofday_f = luaL_checknumber(L, 1);
- sanity_check(timeofday_f >= 0.0 && timeofday_f <= 1.0);
- int timeofday_mh = (int)(timeofday_f * 24000.0);
+ float timeofday_f = readParam<float>(L, 1);
+ luaL_argcheck(L, timeofday_f >= 0.0f && timeofday_f <= 1.0f, 1,
+ "value must be between 0 and 1");
+ int timeofday_mh = (int)(timeofday_f * 24000.0f);
// This should be set directly in the environment but currently
// such changes aren't immediately sent to the clients, so call
// the server instead.
// get_timeofday() -> 0...1
int ModApiEnvMod::l_get_timeofday(lua_State *L)
{
- Environment *env = getEnv(L);
- if (!env) {
- return 0;
- }
+ GET_PLAIN_ENV_PTR;
// Do it
int timeofday_mh = env->getTimeOfDay();
// get_day_count() -> int
int ModApiEnvMod::l_get_day_count(lua_State *L)
{
- Environment *env = getEnv(L);
- if (!env) {
- return 0;
- }
+ GET_PLAIN_ENV_PTR;
lua_pushnumber(L, env->getDayCount());
return 1;
return 1;
}
-
-// find_node_near(pos, radius, nodenames) -> pos or nil
-// nodenames: eg. {"ignore", "group:tree"} or "default:dirt"
-int ModApiEnvMod::l_find_node_near(lua_State *L)
+void ModApiEnvMod::collectNodeIds(lua_State *L, int idx, const NodeDefManager *ndef,
+ std::vector<content_t> &filter)
{
- Environment *env = getEnv(L);
- if (!env) {
- return 0;
- }
-
- INodeDefManager *ndef = getGameDef(L)->ndef();
- v3s16 pos = read_v3s16(L, 1);
- int radius = luaL_checkinteger(L, 2);
- std::set<content_t> filter;
- if(lua_istable(L, 3)){
- int table = 3;
+ if (lua_istable(L, idx)) {
lua_pushnil(L);
- while(lua_next(L, table) != 0){
+ while (lua_next(L, idx) != 0) {
// key at index -2 and value at index -1
luaL_checktype(L, -1, LUA_TSTRING);
- ndef->getIds(lua_tostring(L, -1), filter);
+ ndef->getIds(readParam<std::string>(L, -1), filter);
// removes value, keeps key for next iteration
lua_pop(L, 1);
}
- } else if(lua_isstring(L, 3)){
- ndef->getIds(lua_tostring(L, 3), filter);
+ } else if (lua_isstring(L, idx)) {
+ ndef->getIds(readParam<std::string>(L, 3), filter);
}
+}
+
+// find_node_near(pos, radius, nodenames, [search_center]) -> pos or nil
+// nodenames: eg. {"ignore", "group:tree"} or "default:dirt"
+int ModApiEnvMod::l_find_node_near(lua_State *L)
+{
+ GET_PLAIN_ENV_PTR;
+
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
+ Map &map = env->getMap();
- for (int d=1; d<=radius; d++){
- std::vector<v3s16> list = FacePositionCache::getFacePositions(d);
- for (std::vector<v3s16>::iterator i = list.begin();
- i != list.end(); ++i){
- v3s16 p = pos + (*i);
- content_t c = env->getMap().getNodeNoEx(p).getContent();
- if (filter.count(c) != 0){
+ v3s16 pos = read_v3s16(L, 1);
+ int radius = luaL_checkinteger(L, 2);
+ std::vector<content_t> filter;
+ collectNodeIds(L, 3, ndef, filter);
+ int start_radius = (lua_isboolean(L, 4) && readParam<bool>(L, 4)) ? 0 : 1;
+
+#ifndef SERVER
+ // Client API limitations
+ if (Client *client = getClient(L))
+ radius = client->CSMClampRadius(pos, radius);
+#endif
+
+ for (int d = start_radius; d <= radius; d++) {
+ const std::vector<v3s16> &list = FacePositionCache::getFacePositions(d);
+ for (const v3s16 &i : list) {
+ v3s16 p = pos + i;
+ content_t c = map.getNode(p).getContent();
+ if (CONTAINS(filter, c)) {
push_v3s16(L, p);
return 1;
}
return 0;
}
-// find_nodes_in_area(minp, maxp, nodenames) -> list of positions
+// find_nodes_near(pos, radius, nodenames, [search_center])
// nodenames: eg. {"ignore", "group:tree"} or "default:dirt"
-int ModApiEnvMod::l_find_nodes_in_area(lua_State *L)
+int ModApiEnvMod::l_find_nodes_near(lua_State *L)
{
- GET_ENV_PTR;
+ GET_PLAIN_ENV_PTR;
- INodeDefManager *ndef = getServer(L)->ndef();
- v3s16 minp = read_v3s16(L, 1);
- v3s16 maxp = read_v3s16(L, 2);
- std::set<content_t> filter;
- if(lua_istable(L, 3)) {
- int table = 3;
- lua_pushnil(L);
- while(lua_next(L, table) != 0) {
- // key at index -2 and value at index -1
- luaL_checktype(L, -1, LUA_TSTRING);
- ndef->getIds(lua_tostring(L, -1), filter);
- // removes value, keeps key for next iteration
- lua_pop(L, 1);
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
+ Map &map = env->getMap();
+
+ v3s16 pos = read_v3s16(L, 1);
+ int radius = luaL_checkinteger(L, 2);
+ std::vector<content_t> filter;
+ collectNodeIds(L, 3, ndef, filter);
+
+ int start_radius = (lua_isboolean(L, 4) && readParam<bool>(L, 4)) ? 0 : 1;
+
+#ifndef SERVER
+ // Client API limitations
+ if (Client *client = getClient(L))
+ radius = client->CSMClampRadius(pos, radius);
+#endif
+
+ std::vector<u32> individual_count;
+ individual_count.resize(filter.size());
+
+ lua_newtable(L);
+ u32 i = 0;
+
+ for (int d = start_radius; d <= radius; d++) {
+ const std::vector<v3s16> &list = FacePositionCache::getFacePositions(d);
+ for (const v3s16 &posi : list) {
+ v3s16 p = pos + posi;
+ content_t c = map.getNode(p).getContent();
+ auto it = std::find(filter.begin(), filter.end(), c);
+ if (it != filter.end()) {
+ push_v3s16(L, p);
+ lua_rawseti(L, -2, ++i);
+
+ u32 filt_index = it - filter.begin();
+ individual_count[filt_index]++;
+ }
}
- } else if(lua_isstring(L, 3)) {
- ndef->getIds(lua_tostring(L, 3), filter);
}
+ lua_createtable(L, 0, filter.size());
+ for (u32 i = 0; i < filter.size(); i++) {
+ lua_pushinteger(L, individual_count[i]);
+ lua_setfield(L, -2, ndef->get(filter[i]).name.c_str());
+ }
+ return 2;
+}
+
+// find_nodes_near_under_air(pos, radius, nodenames, [search_center])
+// nodenames: eg. {"ignore", "group:tree"} or "default:dirt"
+int ModApiEnvMod::l_find_nodes_near_under_air(lua_State *L)
+{
+ GET_PLAIN_ENV_PTR;
+
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
+ Map &map = env->getMap();
+
+ v3s16 pos = read_v3s16(L, 1);
+ int radius = luaL_checkinteger(L, 2);
+ std::vector<content_t> filter;
+ collectNodeIds(L, 3, ndef, filter);
+ int start_radius = (lua_isboolean(L, 4) && readParam<bool>(L, 4)) ? 0 : 1;
- std::map<content_t, u16> individual_count;
+#ifndef SERVER
+ // Client API limitations
+ if (Client *client = getClient(L))
+ radius = client->CSMClampRadius(pos, radius);
+#endif
+
+ std::vector<u32> individual_count;
+ individual_count.resize(filter.size());
lua_newtable(L);
- u64 i = 0;
- for (s16 x = minp.X; x <= maxp.X; x++)
- for (s16 y = minp.Y; y <= maxp.Y; y++)
- for (s16 z = minp.Z; z <= maxp.Z; z++) {
- v3s16 p(x, y, z);
- content_t c = env->getMap().getNodeNoEx(p).getContent();
- if (filter.count(c) != 0) {
- push_v3s16(L, p);
- lua_rawseti(L, -2, ++i);
- individual_count[c]++;
- }
+ u32 i = 0;
+
+ for (int d = start_radius; d <= radius; d++) {
+ const std::vector<v3s16> &list = FacePositionCache::getFacePositions(d);
+ for (const v3s16 &posi : list) {
+ v3s16 p = pos + posi;
+ content_t c = map.getNode(p).getContent();
+ v3s16 psurf(p.X, p.Y + 1, p.Z);
+ content_t csurf = map.getNode(psurf).getContent();
+ if (c == CONTENT_AIR || csurf != CONTENT_AIR)
+ continue;
+ auto it = std::find(filter.begin(), filter.end(), c);
+ if (it != filter.end()) {
+ push_v3s16(L, p);
+ lua_rawseti(L, -2, ++i);
+
+ u32 filt_index = it - filter.begin();
+ individual_count[filt_index]++;
+ }
+ }
+ }
+ lua_createtable(L, 0, filter.size());
+ for (u32 i = 0; i < filter.size(); i++) {
+ lua_pushinteger(L, individual_count[i]);
+ lua_setfield(L, -2, ndef->get(filter[i]).name.c_str());
}
+ return 2;
+}
+
+// find_nodes_near_under_air_except(pos, radius, nodenames, [search_center])
+// nodenames: eg. {"ignore", "group:tree"} or "default:dirt"
+int ModApiEnvMod::l_find_nodes_near_under_air_except(lua_State *L)
+{
+ GET_PLAIN_ENV_PTR;
+
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
+ Map &map = env->getMap();
+
+ v3s16 pos = read_v3s16(L, 1);
+ int radius = luaL_checkinteger(L, 2);
+ std::vector<content_t> filter;
+ collectNodeIds(L, 3, ndef, filter);
+ int start_radius = (lua_isboolean(L, 4) && readParam<bool>(L, 4)) ? 0 : 1;
+
+#ifndef SERVER
+ // Client API limitations
+ if (Client *client = getClient(L))
+ radius = client->CSMClampRadius(pos, radius);
+#endif
+
+ std::vector<u32> individual_count;
+ individual_count.resize(filter.size());
+
lua_newtable(L);
- for (std::set<content_t>::iterator it = filter.begin();
- it != filter.end(); ++it) {
- lua_pushnumber(L, individual_count[*it]);
- lua_setfield(L, -2, ndef->get(*it).name.c_str());
+ u32 i = 0;
+
+ for (int d = start_radius; d <= radius; d++) {
+ const std::vector<v3s16> &list = FacePositionCache::getFacePositions(d);
+ for (const v3s16 &posi : list) {
+ v3s16 p = pos + posi;
+ content_t c = map.getNode(p).getContent();
+ v3s16 psurf(p.X, p.Y + 1, p.Z);
+ content_t csurf = map.getNode(psurf).getContent();
+ if (c == CONTENT_AIR || csurf != CONTENT_AIR)
+ continue;
+ auto it = std::find(filter.begin(), filter.end(), c);
+ if (it == filter.end()) {
+ push_v3s16(L, p);
+ lua_rawseti(L, -2, ++i);
+
+ u32 filt_index = it - filter.begin();
+ individual_count[filt_index]++;
+ }
+ }
+ }
+ lua_createtable(L, 0, filter.size());
+ for (u32 i = 0; i < filter.size(); i++) {
+ lua_pushinteger(L, individual_count[i]);
+ lua_setfield(L, -2, ndef->get(filter[i]).name.c_str());
}
return 2;
}
+static void checkArea(v3s16 &minp, v3s16 &maxp)
+{
+ auto volume = VoxelArea(minp, maxp).getVolume();
+ // Volume limit equal to 8 default mapchunks, (80 * 2) ^ 3 = 4,096,000
+ if (volume > 4096000) {
+ throw LuaError("Area volume exceeds allowed value of 4096000");
+ }
+
+ // Clamp to map range to avoid problems
+#define CLAMP(arg) core::clamp(arg, (s16)-MAX_MAP_GENERATION_LIMIT, (s16)MAX_MAP_GENERATION_LIMIT)
+ minp = v3s16(CLAMP(minp.X), CLAMP(minp.Y), CLAMP(minp.Z));
+ maxp = v3s16(CLAMP(maxp.X), CLAMP(maxp.Y), CLAMP(maxp.Z));
+#undef CLAMP
+}
+
+// find_nodes_in_area(minp, maxp, nodenames, [grouped])
+int ModApiEnvMod::l_find_nodes_in_area(lua_State *L)
+{
+ GET_PLAIN_ENV_PTR;
+
+ v3s16 minp = read_v3s16(L, 1);
+ v3s16 maxp = read_v3s16(L, 2);
+ sortBoxVerticies(minp, maxp);
+
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
+ Map &map = env->getMap();
+
+#ifndef SERVER
+ if (Client *client = getClient(L)) {
+ minp = client->CSMClampPos(minp);
+ maxp = client->CSMClampPos(maxp);
+ }
+#endif
+
+ checkArea(minp, maxp);
+
+ std::vector<content_t> filter;
+ collectNodeIds(L, 3, ndef, filter);
+
+ bool grouped = lua_isboolean(L, 4) && readParam<bool>(L, 4);
+
+ if (grouped) {
+ // create the table we will be returning
+ lua_createtable(L, 0, filter.size());
+ int base = lua_gettop(L);
+
+ // create one table for each filter
+ std::vector<u32> idx;
+ idx.resize(filter.size());
+ for (u32 i = 0; i < filter.size(); i++)
+ lua_newtable(L);
+
+ v3s16 p;
+ for (p.X = minp.X; p.X <= maxp.X; p.X++)
+ for (p.Y = minp.Y; p.Y <= maxp.Y; p.Y++)
+ for (p.Z = minp.Z; p.Z <= maxp.Z; p.Z++) {
+ content_t c = map.getNode(p).getContent();
+
+ auto it = std::find(filter.begin(), filter.end(), c);
+ if (it != filter.end()) {
+ // Calculate index of the table and append the position
+ u32 filt_index = it - filter.begin();
+ push_v3s16(L, p);
+ lua_rawseti(L, base + 1 + filt_index, ++idx[filt_index]);
+ }
+ }
+
+ // last filter table is at top of stack
+ u32 i = filter.size() - 1;
+ do {
+ if (idx[i] == 0) {
+ // No such node found -> drop the empty table
+ lua_pop(L, 1);
+ } else {
+ // This node was found -> put table into the return table
+ lua_setfield(L, base, ndef->get(filter[i]).name.c_str());
+ }
+ } while (i-- != 0);
+
+ assert(lua_gettop(L) == base);
+ return 1;
+ } else {
+ std::vector<u32> individual_count;
+ individual_count.resize(filter.size());
+
+ lua_newtable(L);
+ u32 i = 0;
+ v3s16 p;
+ for (p.X = minp.X; p.X <= maxp.X; p.X++)
+ for (p.Y = minp.Y; p.Y <= maxp.Y; p.Y++)
+ for (p.Z = minp.Z; p.Z <= maxp.Z; p.Z++) {
+ content_t c = env->getMap().getNode(p).getContent();
+
+ auto it = std::find(filter.begin(), filter.end(), c);
+ if (it != filter.end()) {
+ push_v3s16(L, p);
+ lua_rawseti(L, -2, ++i);
+
+ u32 filt_index = it - filter.begin();
+ individual_count[filt_index]++;
+ }
+ }
+
+ lua_createtable(L, 0, filter.size());
+ for (u32 i = 0; i < filter.size(); i++) {
+ lua_pushinteger(L, individual_count[i]);
+ lua_setfield(L, -2, ndef->get(filter[i]).name.c_str());
+ }
+ return 2;
+ }
+}
+
// find_nodes_in_area_under_air(minp, maxp, nodenames) -> list of positions
// nodenames: e.g. {"ignore", "group:tree"} or "default:dirt"
int ModApiEnvMod::l_find_nodes_in_area_under_air(lua_State *L)
* TODO
*/
- GET_ENV_PTR;
+ GET_PLAIN_ENV_PTR;
- INodeDefManager *ndef = getServer(L)->ndef();
v3s16 minp = read_v3s16(L, 1);
v3s16 maxp = read_v3s16(L, 2);
- std::set<content_t> filter;
+ sortBoxVerticies(minp, maxp);
- if (lua_istable(L, 3)) {
- int table = 3;
- lua_pushnil(L);
- while(lua_next(L, table) != 0) {
- // key at index -2 and value at index -1
- luaL_checktype(L, -1, LUA_TSTRING);
- ndef->getIds(lua_tostring(L, -1), filter);
- // removes value, keeps key for next iteration
- lua_pop(L, 1);
- }
- } else if (lua_isstring(L, 3)) {
- ndef->getIds(lua_tostring(L, 3), filter);
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
+ Map &map = env->getMap();
+
+#ifndef SERVER
+ if (Client *client = getClient(L)) {
+ minp = client->CSMClampPos(minp);
+ maxp = client->CSMClampPos(maxp);
}
+#endif
+
+ checkArea(minp, maxp);
+
+ std::vector<content_t> filter;
+ collectNodeIds(L, 3, ndef, filter);
lua_newtable(L);
- u64 i = 0;
- for (s16 x = minp.X; x <= maxp.X; x++)
- for (s16 z = minp.Z; z <= maxp.Z; z++) {
- s16 y = minp.Y;
- v3s16 p(x, y, z);
- content_t c = env->getMap().getNodeNoEx(p).getContent();
- for (; y <= maxp.Y; y++) {
- v3s16 psurf(x, y + 1, z);
- content_t csurf = env->getMap().getNodeNoEx(psurf).getContent();
- if(c != CONTENT_AIR && csurf == CONTENT_AIR &&
- filter.count(c) != 0) {
- push_v3s16(L, v3s16(x, y, z));
+ u32 i = 0;
+ v3s16 p;
+ for (p.X = minp.X; p.X <= maxp.X; p.X++)
+ for (p.Z = minp.Z; p.Z <= maxp.Z; p.Z++) {
+ p.Y = minp.Y;
+ content_t c = map.getNode(p).getContent();
+ for (; p.Y <= maxp.Y; p.Y++) {
+ v3s16 psurf(p.X, p.Y + 1, p.Z);
+ content_t csurf = map.getNode(psurf).getContent();
+ if (c != CONTENT_AIR && csurf == CONTENT_AIR &&
+ CONTAINS(filter, c)) {
+ push_v3s16(L, p);
lua_rawseti(L, -2, ++i);
}
c = csurf;
} else {
params.seed = luaL_checkint(L, 1);
params.octaves = luaL_checkint(L, 2);
- params.persist = luaL_checknumber(L, 3);
- params.spread = v3f(1, 1, 1) * luaL_checknumber(L, 4);
+ params.persist = readParam<float>(L, 3);
+ params.spread = v3f(1, 1, 1) * readParam<float>(L, 4);
}
params.seed += (int)env->getServerMap().getSeed();
{
GET_ENV_PTR;
- ClearObjectsMode mode = CLEAR_OBJECTS_MODE_FULL;
+ ClearObjectsMode mode = CLEAR_OBJECTS_MODE_QUICK;
if (lua_istable(L, 1)) {
mode = (ClearObjectsMode)getenumfield(L, 1, "mode",
ModApiEnvMod::es_ClearObjectsMode, mode);
return 0;
}
-// line_of_sight(pos1, pos2, stepsize) -> true/false, pos
+// line_of_sight(pos1, pos2) -> true/false, pos
int ModApiEnvMod::l_line_of_sight(lua_State *L)
{
- float stepsize = 1.0;
-
- GET_ENV_PTR;
+ GET_PLAIN_ENV_PTR;
// read position 1 from lua
v3f pos1 = checkFloatPos(L, 1);
// read position 2 from lua
v3f pos2 = checkFloatPos(L, 2);
- //read step size from lua
- if (lua_isnumber(L, 3)) {
- stepsize = lua_tonumber(L, 3);
- }
v3s16 p;
- bool success = env->line_of_sight(pos1, pos2, stepsize, &p);
+
+ bool success = env->line_of_sight(pos1, pos2, &p);
lua_pushboolean(L, success);
if (!success) {
push_v3s16(L, p);
return 1;
}
+// fix_light(p1, p2)
+int ModApiEnvMod::l_fix_light(lua_State *L)
+{
+ GET_ENV_PTR;
+
+ v3s16 blockpos1 = getContainerPos(read_v3s16(L, 1), MAP_BLOCKSIZE);
+ v3s16 blockpos2 = getContainerPos(read_v3s16(L, 2), MAP_BLOCKSIZE);
+ ServerMap &map = env->getServerMap();
+ std::map<v3s16, MapBlock *> modified_blocks;
+ bool success = true;
+ v3s16 blockpos;
+ for (blockpos.X = blockpos1.X; blockpos.X <= blockpos2.X; blockpos.X++)
+ for (blockpos.Y = blockpos1.Y; blockpos.Y <= blockpos2.Y; blockpos.Y++)
+ for (blockpos.Z = blockpos1.Z; blockpos.Z <= blockpos2.Z; blockpos.Z++) {
+ success = success & map.repairBlockLight(blockpos, &modified_blocks);
+ }
+ if (!modified_blocks.empty()) {
+ MapEditEvent event;
+ event.type = MEET_OTHER;
+ for (auto &modified_block : modified_blocks)
+ event.modified_blocks.insert(modified_block.first);
+
+ map.dispatchEvent(event);
+ }
+ lua_pushboolean(L, success);
+
+ return 1;
+}
+
+int ModApiEnvMod::l_raycast(lua_State *L)
+{
+ return LuaRaycast::create_object(L);
+}
+
+// load_area(p1, [p2])
+// load mapblocks in area p1..p2, but do not generate map
+int ModApiEnvMod::l_load_area(lua_State *L)
+{
+ GET_ENV_PTR;
+ MAP_LOCK_REQUIRED;
+
+ Map *map = &(env->getMap());
+ v3s16 bp1 = getNodeBlockPos(check_v3s16(L, 1));
+ if (!lua_istable(L, 2)) {
+ map->emergeBlock(bp1);
+ } else {
+ v3s16 bp2 = getNodeBlockPos(check_v3s16(L, 2));
+ sortBoxVerticies(bp1, bp2);
+ for (s16 z = bp1.Z; z <= bp2.Z; z++)
+ for (s16 y = bp1.Y; y <= bp2.Y; y++)
+ for (s16 x = bp1.X; x <= bp2.X; x++) {
+ map->emergeBlock(v3s16(x, y, z));
+ }
+ }
+
+ return 0;
+}
+
// emerge_area(p1, p2, [callback, context])
// emerge mapblocks in area p1..p2, calls callback with context upon completion
int ModApiEnvMod::l_emerge_area(lua_State *L)
}
}
- map.dispatchEvent(&event);
+ map.dispatchEvent(event);
lua_pushboolean(L, success);
return 1;
}
// max_jump, max_drop, algorithm) -> table containing path
int ModApiEnvMod::l_find_path(lua_State *L)
{
- GET_ENV_PTR;
+ Environment *env = getEnv(L);
v3s16 pos1 = read_v3s16(L, 1);
v3s16 pos2 = read_v3s16(L, 2);
unsigned int max_jump = luaL_checkint(L, 4);
unsigned int max_drop = luaL_checkint(L, 5);
PathAlgorithm algo = PA_PLAIN_NP;
- if (!lua_isnil(L, 6)) {
+ if (!lua_isnoneornil(L, 6)) {
std::string algorithm = luaL_checkstring(L,6);
if (algorithm == "A*")
algo = PA_DIJKSTRA;
}
- std::vector<v3s16> path = get_path(env, pos1, pos2,
+ std::vector<v3s16> path = get_path(&env->getMap(), env->getGameDef()->ndef(), pos1, pos2,
searchdistance, max_jump, max_drop, algo);
- if (path.size() > 0)
- {
- lua_newtable(L);
+ if (!path.empty()) {
+ lua_createtable(L, path.size(), 0);
int top = lua_gettop(L);
unsigned int index = 1;
- for (std::vector<v3s16>::iterator i = path.begin(); i != path.end();i++)
- {
+ for (const v3s16 &i : path) {
lua_pushnumber(L,index);
- push_v3s16(L, *i);
+ push_v3s16(L, i);
lua_settable(L, top);
index++;
}
treegen::TreeDef tree_def;
std::string trunk,leaves,fruit;
- INodeDefManager *ndef = env->getGameDef()->ndef();
+ const NodeDefManager *ndef = env->getGameDef()->ndef();
if(lua_istable(L, 2))
{
tree_def.leavesnode=ndef->getId(leaves);
tree_def.leaves2_chance=0;
getstringfield(L, 2, "leaves2", leaves);
- if (leaves !="")
- {
+ if (!leaves.empty()) {
tree_def.leaves2node=ndef->getId(leaves);
getintfield(L, 2, "leaves2_chance", tree_def.leaves2_chance);
}
getboolfield(L, 2, "thin_branches", tree_def.thin_branches);
tree_def.fruit_chance=0;
getstringfield(L, 2, "fruit", fruit);
- if (fruit != "")
- {
+ if (!fruit.empty()) {
tree_def.fruitnode=ndef->getId(fruit);
getintfield(L, 2, "fruit_chance",tree_def.fruit_chance);
}
else
return 0;
+ ServerMap *map = &env->getServerMap();
treegen::error e;
- if ((e = treegen::spawn_ltree (env, p0, ndef, tree_def)) != treegen::SUCCESS) {
+ if ((e = treegen::spawn_ltree (map, p0, ndef, tree_def)) != treegen::SUCCESS) {
if (e == treegen::UNBALANCED_BRACKETS) {
luaL_error(L, "spawn_tree(): closing ']' has no matching opening bracket");
} else {
GET_ENV_PTR;
v3s16 p0 = read_v3s16(L, 1);
- env->getMap().transforming_liquid_add(p0);
+ env->getServerMap().transforming_liquid_add(p0);
return 1;
}
return 0;
}
+// compare_block_status(nodepos)
+int ModApiEnvMod::l_compare_block_status(lua_State *L)
+{
+ GET_ENV_PTR;
+
+ v3s16 nodepos = check_v3s16(L, 1);
+ std::string condition_s = luaL_checkstring(L, 2);
+ auto status = env->getBlockStatus(getNodeBlockPos(nodepos));
+
+ int condition_i = -1;
+ if (!string_to_enum(es_BlockStatusType, condition_i, condition_s))
+ return 0; // Unsupported
+
+ lua_pushboolean(L, status >= condition_i);
+ return 1;
+}
+
+
// forceload_free_block(blockpos)
// blockpos = {x=num, y=num, z=num}
int ModApiEnvMod::l_forceload_free_block(lua_State *L)
return 0;
}
+// get_translated_string(lang_code, string)
+int ModApiEnvMod::l_get_translated_string(lua_State * L)
+{
+ GET_ENV_PTR;
+ std::string lang_code = luaL_checkstring(L, 1);
+ std::string string = luaL_checkstring(L, 2);
+
+ auto *translations = getServer(L)->getTranslationLanguage(lang_code);
+ string = wide_to_utf8(translate_string(utf8_to_wide(string), translations));
+ lua_pushstring(L, string.c_str());
+ return 1;
+}
+
void ModApiEnvMod::Initialize(lua_State *L, int top)
{
API_FCT(set_node);
+ API_FCT(bulk_set_node);
API_FCT(add_node);
API_FCT(swap_node);
API_FCT(add_item);
API_FCT(get_node);
API_FCT(get_node_or_nil);
API_FCT(get_node_light);
+ API_FCT(get_natural_light);
API_FCT(place_node);
API_FCT(dig_node);
API_FCT(punch_node);
API_FCT(find_nodes_with_meta);
API_FCT(get_meta);
API_FCT(get_node_timer);
+ API_FCT(get_connected_players);
API_FCT(get_player_by_name);
+ API_FCT(get_objects_in_area);
API_FCT(get_objects_inside_radius);
API_FCT(set_timeofday);
API_FCT(get_timeofday);
API_FCT(find_node_near);
API_FCT(find_nodes_in_area);
API_FCT(find_nodes_in_area_under_air);
+ API_FCT(fix_light);
+ API_FCT(load_area);
API_FCT(emerge_area);
API_FCT(delete_area);
API_FCT(get_perlin);
API_FCT(spawn_tree);
API_FCT(find_path);
API_FCT(line_of_sight);
+ API_FCT(raycast);
API_FCT(transforming_liquid_add);
API_FCT(forceload_block);
API_FCT(forceload_free_block);
+ API_FCT(compare_block_status);
+ API_FCT(get_translated_string);
}
void ModApiEnvMod::InitializeClient(lua_State *L, int top)
{
+ API_FCT(get_node_light);
API_FCT(get_timeofday);
- API_FCT(get_day_count);
API_FCT(get_node_max_level);
API_FCT(get_node_level);
+ API_FCT(find_nodes_with_meta);
API_FCT(find_node_near);
+ API_FCT(find_nodes_near);
+ API_FCT(find_nodes_near_under_air);
+ API_FCT(find_nodes_near_under_air_except);
+ API_FCT(find_nodes_in_area);
+ API_FCT(find_nodes_in_area_under_air);
+ API_FCT(get_voxel_manip);
+ API_FCT(find_path);
+ API_FCT(line_of_sight);
+ API_FCT(raycast);
}
projects / dragonfireclient.git / blobdiff