Exemple #1
0
def test_pr2():
    from openravepy.examples import inversekinematics, grasping
    env=Environment()
    robot=env.ReadRobotXMLFile('robots/pr2-beta-sim.robot.xml')
    env.AddRobot(robot)
    # kinematics
    # python inversekinematics.py --robot=robots/pr2-beta-sim.robot.xml --manipname=rightarm --freejoint=r_shoulder_pan_joint --numiktests=10
    # python inversekinematics.py --robot=robots/pr2-beta-sim.robot.xml --manipname=rightarm_torso --freejoint=r_shoulder_pan_joint --freejoint=torso_lift_joint --numiktests=10
    manipnames = ['leftarm','rightarm','leftarm_torso','rightarm_torso']
    for manipname in manipnames:
        manip=robot.SetActiveManipulator(manipname)
        ikmodel=inversekinematics.InverseKinematicsModel(robot=robot,iktype=IkParameterization.Type.Transform6D)
        if not ikmodel.load():
            ikmodel.autogenerate()
        rmodel = kinematicreachability.ReachabilityModel(robot)
        if not rmodel.load():
            rmodel.autogenerate()

    # grasping
    # python grasping.py --robot=robots/pr2-beta-sim.robot.xml --target=data/box_frootloops.kinbody.xml --boxdelta=0.01 --standoff=0 --standoff=0.02 --standoff=0.05 --normalanglerange=1 --roll=0 --roll=1.5707963 --roll=3.141592 --roll=4.7123889 --graspingnoise=0.01
    with env:
        target=env.ReadKinBodyXMLFile('data/box_frootloops.kinbody.xml')
        env.AddKinBody(target)
    for manipname in ['leftarm','rightarm']:
        robot.SetActiveManipulator(manipname)
        gmodel = grasping.GraspingModel(robot,target)
        if not gmodel.load():
            with gmodel.target:
                gmodel.target.Enable(False)
                final,traj = gmodel.basemanip.ReleaseFingers(execute=False,outputfinal=True)
            gmodel.generate(preshapes = array([final]),rolls=arange(0,2*pi,pi/2),graspingnoise=0.01,standoffs=[0,0.02,0.05],approachrays=gmodel.computeBoxApproachRays(0.01,normalanglerange=1,directiondelta=0.1))
Exemple #2
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def test_autograsping():
    import grasping
    env = Environment()
    env.SetDebugLevel(DebugLevel.Debug)
    env.SetViewer('qtcoin')
    env.Load('data/lab1.env.xml')
    robot = env.GetRobots()[0]
    target = env.GetKinBody('mug1')
    self = grasping.GraspingModel(robot=robot,target=target)
    self.autogenerate()
Exemple #3
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def test_visibility():
    import visibilitymodel
    env = Environment()    
    env.Reset()
    robot = env.ReadRobotXMLFile('robots/hrp2jsk08real.robot.xml')
    env.AddRobot(robot)
    robot.SetActiveManipulator('rightarm_chest')
    target = env.ReadKinBodyXMLFile('scenes/cereal_frootloops.kinbody.xml')
    env.AddKinBody(target)

    robot.SetActiveManipulator('rightarm_chest')
    self = visibilitymodel.VisibilityModel(robot=robot,target=target,sensorname='wristcam')
    if not self.load():
        self.autogenerate()

    env.SetViewer('qtcoin')
    self.showtransforms()

    import kinematicreachability, grasping, visibilitymodel
    pose = array([-0.88932403,  0.        ,  0.        , -0.45727755,  8.26839721, 3.14201928,  0.66500002])
    grasp = array([  1.65648009e-06,  -2.83057716e-06,   1.00000000e+00,
         9.23879445e-01,   3.82683724e-01,  -4.47596904e-07,
        -3.82683724e-01,   9.23879445e-01,   3.24873599e-06,
        -4.32802886e-02,   8.53489910e-04,   7.89998472e-02,
         0.00000000e+00,   4.71238898e+00,   9.23879477e-01,
         3.82683432e-01,  -5.50675114e-08,   1.65648009e-06,
        -2.83057716e-06,   1.00000000e+00,   9.23879445e-01,
         3.82683724e-01,  -4.47596904e-07,  -3.82683724e-01,
         9.23879445e-01,   3.24873599e-06,  -4.23564091e-02,
         1.23617332e-03,   7.89998472e-02,   6.41213000e-03,
        -2.11999994e-02,   9.99999978e-03,   7.90000036e-02,
         2.35619450e+00])
    robot.SetTransform(pose)
    robot.SetActiveManipulator('rightarm_chest')
#     rmodel = kinematicreachability.ReachabilityModel(robot=robot)
#     rmodel.load()
    gmodel = grasping.GraspingModel(robot,target=env.GetKinBody('cereal0'))
    gmodel.moveToPreshape(grasp)
    gmodel.robot.GetController().Reset(0)
    vmodel = visibilitymodel.VisibilityModel(robot=robot,target=gmodel.target,sensorname='wristcam')
    vmodel.load()
    self = vmodel
    self.SetCameraTransforms(self.pruneTransformations(thresh=0.04))

    validjoints=self.computeValidTransform()
    self.robot.SetJointValues(validjoints[0][0],self.manip.GetArmJoints())
    s=vmodel.visualprob.SampleVisibilityGoal(target=gmodel.target)

    pts = array([dot(self.target.GetTransform(),matrixFromPose(pose))[0:3,3] for pose in self.visibilitytransforms])
    h=self.env.plot3(pts,5,colors=array([0.5,0.5,1,0.03]))
Exemple #4
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def test_grasping():
    import grasping
    env = Environment()
    robot = env.ReadRobotXMLFile('robots/barrettsegway.robot.xml')
    env.AddRobot(robot)
    T = eye(4)
    T[0,3] = 1
    robot.SetTransform(T)
    target = env.ReadKinBodyXMLFile('data/mug1.kinbody.xml')
    target.SetTransform(T)
    env.AddKinBody(target)
    env.SetViewer('qtcoin')
    self = grasping.GraspingModel(robot=robot,target=target)
    self.init(friction=0.4,avoidlinks=[])
    preshapes = array(((0.5,0.5,0.5,pi/3),(0.5,0.5,0.5,0),(0,0,0,pi/2)))
    rolls = arange(0,2*pi,pi/2)
    standoffs = array([0,0.025])
    approachrays = self.computeBoxApproachRays(stepsize=0.02)
    graspingnoise=None
    self.generate(preshapes=preshapes, rolls=rolls, standoffs=standoffs, approachrays=approachrays,graspingnoise=None,addSphereNorms=False)