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Add minetest.get_mapgen_edges (#12999)

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Jude Melton-Houghton 2022-12-03 10:40:46 -05:00 • committed by GitHub
parent e84d259ec7
commit b3ffc4b327
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6 changed files with 103 additions and 17 deletions
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36
src/script/lua_api/l_mapgen.cpp
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@ -810,6 +810,41 @@ int ModApiMapgen::l_set_mapgen_params(lua_State *L)
return 0;
}
// get_mapgen_edges([mapgen_limit[, chunksize]])
int ModApiMapgen::l_get_mapgen_edges(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
MapSettingsManager *settingsmgr = getServer(L)->getEmergeManager()->map_settings_mgr;
// MapSettingsManager::makeMapgenParams cannot be used here because it would
// make mapgen settings immutable from then on. Mapgen settings should stay
// mutable until after mod loading ends.
s16 mapgen_limit;
if (lua_isnumber(L, 1)) {
mapgen_limit = lua_tointeger(L, 1);
} else {
std::string mapgen_limit_str;
settingsmgr->getMapSetting("mapgen_limit", &mapgen_limit_str);
mapgen_limit = stoi(mapgen_limit_str, 0, MAX_MAP_GENERATION_LIMIT);
}
s16 chunksize;
if (lua_isnumber(L, 2)) {
chunksize = lua_tointeger(L, 2);
} else {
std::string chunksize_str;
settingsmgr->getMapSetting("chunksize", &chunksize_str);
chunksize = stoi(chunksize_str, -32768, 32767);
}
std::pair<s16, s16> edges = get_mapgen_edges(mapgen_limit, chunksize);
push_v3s16(L, v3s16(1, 1, 1) * edges.first);
push_v3s16(L, v3s16(1, 1, 1) * edges.second);
return 2;
}
// get_mapgen_setting(name)
int ModApiMapgen::l_get_mapgen_setting(lua_State *L)
{
@ -1782,6 +1817,7 @@ void ModApiMapgen::Initialize(lua_State *L, int top)
API_FCT(get_mapgen_params);
API_FCT(set_mapgen_params);
API_FCT(get_mapgen_edges);
API_FCT(get_mapgen_setting);
API_FCT(set_mapgen_setting);
API_FCT(get_mapgen_setting_noiseparams);

3
src/script/lua_api/l_mapgen.h
View file

@ -61,6 +61,9 @@ private:
// set mapgen parameters
static int l_set_mapgen_params(lua_State *L);
// get_mapgen_edges([mapgen_limit[, chunksize]])
static int l_get_mapgen_edges(lua_State *L);
// get_mapgen_setting(name)
static int l_get_mapgen_setting(lua_State *L);