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Spawn level: Add 'get_spawn_level(x, z)' API

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Returns a suitable player spawn y co-ordinate for unmodified terrain.
This commit is contained in:
paramat 2018-03-07 03:40:35 +00:00 • committed by paramat
parent 473d81f2e2
commit 644d0ab2bb
3 changed files with 34 additions and 0 deletions
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22
src/script/lua_api/l_mapgen.cpp
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@ -757,6 +757,27 @@ int ModApiMapgen::l_get_mapgen_object(lua_State *L)
}
// get_spawn_level(x = num, z = num)
int ModApiMapgen::l_get_spawn_level(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
s16 x = luaL_checkinteger(L, 1);
s16 z = luaL_checkinteger(L, 2);
EmergeManager *emerge = getServer(L)->getEmergeManager();
int spawn_level = emerge->getSpawnLevelAtPoint(v2s16(x, z));
// Unsuitable spawn point
if (spawn_level == MAX_MAP_GENERATION_LIMIT)
return 0;
// 'findSpawnPos()' in server.cpp adds at least 1
lua_pushinteger(L, spawn_level + 1);
return 1;
}
int ModApiMapgen::l_get_mapgen_params(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
@ -1714,6 +1735,7 @@ void ModApiMapgen::Initialize(lua_State *L, int top)
API_FCT(get_humidity);
API_FCT(get_biome_data);
API_FCT(get_mapgen_object);
API_FCT(get_spawn_level);
API_FCT(get_mapgen_params);
API_FCT(set_mapgen_params);