Method length

src/lua/LuaVector.cpp:137–147

int LuaVector::length(lua_State* L) {
  const int count = lua_gettop(L);
  float sum = 0.0f;
  for (int i = 1; i <= count; i++) {
    const float v = luaL_checkfloat(L, i);
    sum += v * v;
  }
  lua_checkstack(L, 1);
  lua_pushfloat(L, sqrtf(sum));
  return 1;
}


int LuaVector::normalize(lua_State* L) {