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add EnvRef:get_node_or_nil()

master
Perttu Ahola 2011-12-03 18:37:50 +02:00
parent 7d37913ea4
commit f23616acaf
1 changed files with 24 additions and 0 deletions
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24
src/scriptapi.cpp
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@ -2308,6 +2308,29 @@ private:
return 1;
}
// EnvRef:get_node_or_nil(pos)
// pos = {x=num, y=num, z=num}
static int l_get_node_or_nil(lua_State *L)
{
//infostream<<"EnvRef::l_get_node()"<<std::endl;
EnvRef *o = checkobject(L, 1);
ServerEnvironment *env = o->m_env;
if(env == NULL) return 0;
// pos
v3s16 pos = readpos(L, 2);
// Do it
try{
MapNode n = env->getMap().getNode(pos);
// Return node
pushnode(L, n, env->getGameDef()->ndef());
return 1;
} catch(InvalidPositionException &e)
{
lua_pushnil(L);
return 1;
}
}
// EnvRef:add_luaentity(pos, entityname)
// pos = {x=num, y=num, z=num}
static int l_add_luaentity(lua_State *L)
@ -2476,6 +2499,7 @@ const luaL_reg EnvRef::methods[] = {
method(EnvRef, add_node),
method(EnvRef, remove_node),
method(EnvRef, get_node),
method(EnvRef, get_node_or_nil),
method(EnvRef, add_luaentity),
method(EnvRef, add_item),
method(EnvRef, add_rat),