Exemplo n.º 1
0
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# POSSIBILITY OF SUCH DAMAGE.
"""
Test the functionality of Pyrado using the Quanser Ball balancer setup.
"""
from pyrado.domain_randomization.utils import print_domain_params
from pyrado.environments.pysim.quanser_ball_balancer import QBallBalancerSim
from pyrado.policies.feed_forward.dummy import IdlePolicy
from pyrado.sampling.rollout import rollout
from pyrado.utils.data_types import RenderMode

if __name__ == "__main__":
    # Set up environment
    env = QBallBalancerSim(dt=1 / 500.0, max_steps=10000)
    env.reset(domain_param=dict(offset_th_x=50.0 / 180 * 3.141592))
    print_domain_params(env.domain_param)

    # Set up policy
    policy = IdlePolicy(env.spec)

    # Simulate
    ro = rollout(env,
                 policy,
                 render_mode=RenderMode(text=True),
                 stop_on_done=True)
Exemplo n.º 2
0
        env = MiniGolfJointCtrlSim(dt=dt)

    else:
        raise pyrado.ValueErr(
            given=env_name,
            eq_constraint=
            f"{QBallBalancerSim.name},{QCartPoleSwingUpSim.name},{QQubeSwingUpSim.name}, "
            f"wam-bic, wam-jsc, mg-ik, or mg-jnt",
        )

    for idx_r, rollout in enumerate(rollouts):
        print_cbt(f"Replaying rollout {idx_r + 1} of {len(rollouts)}", "c")

        done = False
        env.reset(domain_param=domain_param)

        while not done:
            # Simulate like in rollout()
            for step in rollout:
                # Display step by step like rollout()
                t_start = time.time()
                env.state = step.state

                if not isinstance(env, SimPyEnv):
                    # Use reset() to hammer the current state into MuJoCo / Rcs at evey step
                    env.reset(init_state=step.state)

                do_sleep = True
                if pyrado.mujoco_loaded:
                    from pyrado.environments.mujoco.base import MujocoSimEnv