popgym.wrappers.antialias
=========================

.. py:module:: popgym.wrappers.antialias


Attributes
----------

.. autoapisummary::

   popgym.wrappers.antialias.IS_T0


Classes
-------

.. autoapisummary::

   popgym.wrappers.antialias.Antialias


Module Contents
---------------

.. py:data:: IS_T0
   :value: 'is_t0'


.. py:class:: Antialias(env: popgym.core.env.POPGymEnv)

   Bases: :py:obj:`popgym.core.wrapper.POPGymWrapper`


   Wrapper that undoes aliasing produces by the PreviousAction wrapper

   Outputs a boolean flag denoting whether the observation was taken
   at the first timestep.

   Args:
       env: The environment

   Returns:
       A gym environment with a Discrete(2) appended to the observation space


   .. py:attribute:: observation_space

      Return the :attr:`Env` :attr:`observation_space` unless overwritten then the wrapper :attr:`observation_space` is used.



   .. py:method:: antialias_obs_space(observation_space: gymnasium.spaces.Space) -> gymnasium.spaces.Space
      :staticmethod:



   .. py:method:: antialias_obs(observation_space: gymnasium.spaces.Space, obs: gymnasium.core.ObsType, is_t0: bool) -> gymnasium.core.ObsType
      :staticmethod:



   .. py:method:: step(action: gymnasium.core.ActType) -> Tuple[gymnasium.core.ObsType, float, bool, bool, dict]

      Uses the :meth:`step` of the :attr:`env` that can be overwritten to change the returned data.



   .. py:method:: reset(**kwargs)

      Uses the :meth:`reset` of the :attr:`env` that can be overwritten to change the returned data.