Go2Py_SIM/examples/walk_these_ways_sim.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Basic Test"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "from Go2Py.sim.mujoco import Go2Sim\n",
    "import numpy as np"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "robot = Go2Sim()\n",
    "robot.standUpReset()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "from Go2Py.control.walk_these_ways import *"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "checkpoint_path = \"/home/rstaion/projects/rooholla/locomotion/Go2Py/Go2Py/assets/checkpoints/walk_these_ways/\"\n",
    "\n",
    "cfg = loadParameters(checkpoint_path)\n",
    "policy = Policy(checkpoint_path)\n",
    "command_profile = CommandInterface()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "agent = WalkTheseWaysAgent(cfg, command_profile, robot)\n",
    "agent = HistoryWrapper(agent)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "control_dt = cfg[\"control\"][\"decimation\"] * cfg[\"sim\"][\"dt\"]\n",
    "simulation_dt = robot.dt\n",
    "obs = agent.reset()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "robot.reset()\n",
    "obs = agent.reset()\n",
    "for i in range(5000):\n",
    "    policy_info = {}\n",
    "    action = policy(obs, policy_info)\n",
    "    if i % (control_dt // simulation_dt) == 0:\n",
    "        obs, ret, done, info = agent.step(action)\n",
    "    robot.step()\n",
    "    command_profile.yaw_vel_cmd = 1.2\n",
    "    command_profile.x_vel_cmd = 0.8\n",
    "    command_profile.y_vel_cmd = 0.0\n",
    "    command_profile.stance_width_cmd=0.2\n",
    "    command_profile.footswing_height_cmd=-0.05\n",
    "    command_profile.step_frequency_cmd = 2.5\n",
    "    time.sleep(robot.dt/4)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Full System With FSM"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "from Go2Py.robot.fsm import FSM\n",
    "from Go2Py.robot.remote import KeyboardRemote\n",
    "from Go2Py.robot.safety import SafetyHypervisor\n",
    "from Go2Py.sim.mujoco import Go2Sim\n",
    "from Go2Py.control.walk_these_ways import *\n",
    "import numpy as np"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "class walkTheseWaysController:\n",
    "    def __init__(self, robot, remote, checkpoint):\n",
    "        self.remote = remote\n",
    "        self.robot = robot\n",
    "        self.cfg = loadParameters(checkpoint)\n",
    "        self.policy = Policy(checkpoint)\n",
    "        self.command_profile = CommandInterface()\n",
    "        self.agent = WalkTheseWaysAgent(self.cfg, self.command_profile, self.robot)\n",
    "        self.agent = HistoryWrapper(self.agent)\n",
    "        self.init()\n",
    "\n",
    "    def init(self):\n",
    "        self.obs = self.agent.reset()\n",
    "        self.policy_info = {}\n",
    "\n",
    "    def update(self, robot, remote):\n",
    "        action = self.policy(self.obs, self.policy_info)\n",
    "        self.obs, self.ret, self.done, self.info = self.agent.step(action)\n",
    "        self.command_profile.yaw_vel_cmd = 1.2\n",
    "        self.command_profile.x_vel_cmd = 0.8\n",
    "        self.command_profile.y_vel_cmd = 0.0\n",
    "        self.command_profile.stance_width_cmd=0.2\n",
    "        self.command_profile.footswing_height_cmd=-0.05\n",
    "        self.command_profile.step_frequency_cmd = 2.5\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "remote = KeyboardRemote()\n",
    "robot = Go2Sim()\n",
    "robot.standUpReset()\n",
    "safety_hypervisor = SafetyHypervisor(robot)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "checkpoint = \"/home/rstaion/projects/rooholla/locomotion/Go2Py/Go2Py/assets/checkpoints/walk_these_ways/\"\n",
    "controller = walkTheseWaysController(robot, remote, checkpoint)\n",
    "fsm = FSM(robot, remote, safety_hypervisor, user_controller_callback=controller.update)"
   ]
  }
 ],
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