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Add EnvRef:get_objects_inside_radius(pos, radius)

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This commit is contained in:
Perttu Ahola 2011-12-28 18:18:08 +02:00
parent 7937813c98
commit 1c15f53318
5 changed files with 70 additions and 9 deletions
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31
src/scriptapi.cpp
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@ -2592,6 +2592,36 @@ private:
return 1;
}
// EnvRef:get_objects_inside_radius(pos, radius)
static int l_get_objects_inside_radius(lua_State *L)
{
// Get the table insert function
lua_getglobal(L, "table");
lua_getfield(L, -1, "insert");
int table_insert = lua_gettop(L);
// Get environemnt
EnvRef *o = checkobject(L, 1);
ServerEnvironment *env = o->m_env;
if(env == NULL) return 0;
// Do it
v3f pos = readFloatPos(L, 2);
float radius = luaL_checknumber(L, 3) * BS;
std::set<u16> ids = env->getObjectsInsideRadius(pos, radius);
lua_newtable(L);
int table = lua_gettop(L);
for(std::set<u16>::const_iterator
i = ids.begin(); i != ids.end(); i++){
ServerActiveObject *obj = env->getActiveObject(*i);
// Insert object reference into table
lua_pushvalue(L, table_insert);
lua_pushvalue(L, table);
objectref_get_or_create(L, obj);
if(lua_pcall(L, 2, 0, 0))
script_error(L, "error: %s", lua_tostring(L, -1));
}
return 1;
}
static int gc_object(lua_State *L) {
EnvRef *o = *(EnvRef **)(lua_touserdata(L, 1));
delete o;
@ -2668,6 +2698,7 @@ const luaL_reg EnvRef::methods[] = {
method(EnvRef, add_firefly),
method(EnvRef, get_meta),
method(EnvRef, get_player_by_name),
method(EnvRef, get_objects_inside_radius),
{0,0}
};