Example #1
0
    def __init__(self, pelvic_interval, legUp_length, legDown_length,
                 footJoint_to_bottom, hip_shift, sittinghip_shift, swayLength,
                 stepTime, robot, physicsClient, motor_force):
        self._pelvic_interval = pelvic_interval  # distance between the two hip joints
        self._legUp_length = legUp_length  # hip joint to knee joint
        self._legDown_length = legDown_length  # knee joint to foot joint
        self._footJoint_to_bottom = footJoint_to_bottom  # foot joint to bottom
        self._hip_shift = hip_shift  # hip_shift of lift of a foot #temp in original (temp)
        self._sittinghip_shift = sittinghip_shift  # sit hip_shift. increase this will make leg more fold. too high or too low makes an error  (z0)
        self._swayLength = swayLength  # foot sway length, length by which feet move in one step (x0)
        self._stepTime = stepTime  # time taken for one step (t0)

        self.trajectory = trajectoryGenerator.TrajectoryGenerator(
            pelvic_interval, legUp_length, legDown_length,
            footJoint_to_bottom)  # initializing trajectory generator
        self.trajectory.setTrajectoryParameters(
            hip_shift, sittinghip_shift, swayLength,
            stepTime)  # setting up walk/trajectory parameters
        self.controller = motorController.MotorController(
            robot, physicsClient, motor_force
        )  # setting up motor controller to control motor positions
p.setGravity(0, 0, 0)

p.resetDebugVisualizerCamera(cameraDistance=1,
                             cameraYaw=10,
                             cameraPitch=-0,
                             cameraTargetPosition=[0.4, 0, 0.1])

planeID = p.loadURDF("plane.urdf")
robotID = p.loadURDF(os.path.abspath(os.path.dirname(__file__)) +
                     '/humanoid_leg_12dof.8.urdf', [0, 0, 0.31],
                     p.getQuaternionFromEuler([0, 0, 0]),
                     useFixedBase=False)

motorsController = motorController.MotorController(robotID, physicsClient,
                                                   fixedTimeStep, motor_kp,
                                                   motor_kd, motor_torque,
                                                   motor_max_velocity)
print(motorsController.getRevoluteJoint_nameToId())

# %%
motorController.MotorController()

walk = walkGenerator.WalkGenerator()
walk.setWalkParameter(bodyMovePoint=8,
                      legMovePoint=8,
                      height=50,
                      stride=90,
                      sit=50,
                      swayBody=30,
                      swayFoot=0,
                      bodyPositionForwardPlus=5,
Example #3
0
p.resetDebugVisualizerCamera(cameraDistance=1,
                             cameraYaw=10,
                             cameraPitch=-5,
                             cameraTargetPosition=[0.3, 0.5, 0.1],
                             physicsClientId=physicsClient)

planeId = p.loadSDF(
    'stadium.sdf')  # or p.loadURDF('samurai.urdf')  # p.loadURDF('plane.urdf')

robot = p.loadURDF(os.path.abspath(os.path.dirname(__file__)) +
                   '/humanoid_leg_12dof.8.urdf', [0, 0, 0.31],
                   p.getQuaternionFromEuler([0, 0, 0]),
                   useFixedBase=False)

controller = motorController.MotorController(robot, physicsClient,
                                             fixedTimeStep, motor_kp, motor_kd,
                                             motor_torque, motor_max_velocity)

walk = walkGenerator.WalkGenerator()
walk.setWalkParameter(bodyMovePoint=8,
                      legMovePoint=8,
                      height=50,
                      stride=90,
                      sit=40,
                      swayBody=30,
                      swayFoot=0,
                      bodyPositionForwardPlus=5,
                      swayShift=3,
                      liftPush=0.4,
                      landPull=0.6,
                      timeStep=0.06,
p.setGravity(0, 0, 0)

p.resetDebugVisualizerCamera(cameraDistance=1,
                             cameraYaw=10,
                             cameraPitch=-0,
                             cameraTargetPosition=[0.4, 0, 0.1])

planeId = p.loadURDF("plane.urdf")
humanoid = p.loadURDF(
    r"C:\Users\Scientist\ml_robotics\bipedal_robot_simulation\humanoid_leg_12dof.7.urdf",
    [0, 0, 0.1],
    p.getQuaternionFromEuler([0, 0, 0]),
    useFixedBase=False)

motorsController = motorController.MotorController(humanoid, physicsClient,
                                                   fixedTimeStep, motor_kp,
                                                   motor_kd, motor_torque,
                                                   motor_max_velocity)
print(motorsController.getRevoluteJoint_nameToId())

walk = walkGenerator.WalkGenerator()
walk.setWalkParameter(bodyMovePoint=8,
                      legMovePoint=8,
                      h=50,
                      l=90,
                      sit=50,
                      swayBody=45,
                      swayFoot=0,
                      bodyPositionXPlus=5,
                      swayShift=3,
                      weightStart=0.5,
                      weightEnd=0.7,
Example #5
0

configFile = "config.ini"

pi = pigpio.pi()
retryCount = 0
while not pi.connected and retryCount < 5000:
    sleep(0.001)
    pi = pigpio.pi()
    retryCount += 1
if retryCount >= 5000:
    print("Could not connect to pigpiod. Exiting")
    cleanup()

JS = joyStick.JoyStick()
motorController = motorController.MotorController(pi, configFile)
servoController = servoController.ServoController(pi, configFile)

mode = "SlideLimitSetup"

while True:
    JS.update()

    if JS.startBtn and JS.backBtn: #  This is the signal to quit
        cleanup()
    
    if mode == "SlideLimitSetup":
        motorController.setSpeed(JS.slideAxis)

        if JS.yBtn:
            motorController.setLimit()
Example #6
0
robotStartOrn = p.getQuaternionFromEuler([1.57, 0, 0])

# load objects - plane and robot
plane = p.loadURDF("plane.urdf")
robotID = p.loadURDF(
    "urdf/moveTesting.urdf", robotStartPosition, robotStartOrn, useFixedBase=False)


motor_kd = 0.5
motor_kp = 0.5
motor_torque = 1.5
motor_max_velocity = 5.0
timeStep = 1./240.

jd = [0.1]
motor_c = m.MotorController(robotID, physicsClient,
                            timeStep, motor_kp, motor_kd, motor_torque, motor_max_velocity, jd)


jointNameToId, jointNum_revolute, jointId_list = motor_c.getRevoluteJointIndex()


# disable default constraint-based motors
for i in range(jointNum_revolute):
    p.setJointMotorControl2(
        robotID, jointId_list[i], p.POSITION_CONTROL, targetPosition=0, force=0)

# ----------------------------
# set motor of each joint
# ----------------------------
#  --> body
# motor_hip = jointNameToId['joint_baseLink_to_hip']
Example #7
0
planeId = p.loadURDF("plane.urdf")
humanoid = p.loadURDF("humanoid_leg_12dof.4.urdf", [0.5, 0, 0.05],
                      p.getQuaternionFromEuler([0, 0, 1.5707963]),
                      useFixedBase=False)

nJoints = p.getNumJoints(humanoid)
print(nJoints)

jointNameToId = {}
for i in range(nJoints):
    jointInfo = p.getJointInfo(humanoid, i)
    jointNameToId[jointInfo[1].decode('UTF-8')] = jointInfo[0]

motorsController = motorController.MotorController(humanoid, motor_kp,
                                                   motor_kd, motor_torque,
                                                   motor_max_velocity,
                                                   fixedTimeStep)
motorsController.printMotorsAngle()

walk = walkGenerator.WalkGenerator()
walk.setWalkParameter(bodyMovePoint=8,
                      legMovePoint=8,
                      h=50,
                      l=90,
                      sit=40,
                      swayBody=45,
                      swayFoot=0,
                      bodyPositionXPlus=5,
                      swayShift=3,
                      weightStart=0.4,
                      weightEnd=0.7,