def test_contacts_3d(self):
with ServerManager('hpp-rbprm-server'):
fullbody = Robot()
fullbody.client.robot.setDimensionExtraConfigSpace(6)
fullbody.setJointBounds("root_joint", [-10, 10, -10, 10, -10, 10])
fullbody.client.robot.setExtraConfigSpaceBounds([-10, 10, -10, 10, -10, 10, -10, 10, -10, 10, -10, 10])
fullbody.loadAllLimbs("static", nbSamples=10000)
q = fullbody.referenceConfig[::] + [0] * 6
fullbody.setCurrentConfig(q)
com = fullbody.getCenterOfMass()
contacts = [fullbody.rLegId, fullbody.lLegId, fullbody.rArmId, fullbody.lArmId]
state = State(fullbody, q=q, limbsIncontact=contacts)
self.assertTrue(state.isBalanced())
self.assertTrue(state.isValid()[0])
self.assertTrue(state.isLimbInContact(fullbody.rLegId))
self.assertTrue(state.isLimbInContact(fullbody.lLegId))
self.assertTrue(state.isLimbInContact(fullbody.rArmId))
self.assertTrue(state.isLimbInContact(fullbody.lArmId))
self.assertEqual(com, state.getCenterOfMass())
# remove rf contact :
state1, success = StateHelper.removeContact(state, fullbody.rLegId)
self.assertTrue(success)
self.assertFalse(state1.isLimbInContact(fullbody.rLegId))
self.assertTrue(state1.isLimbInContact(fullbody.lLegId))
self.assertTrue(state.isLimbInContact(fullbody.rArmId))
self.assertTrue(state.isLimbInContact(fullbody.lArmId))
self.assertEqual(com, state1.getCenterOfMass())
# create a new contact :
n = [0, 0, 1]
p = [0.45, -0.2, 0.002]
state2, success = StateHelper.addNewContact(state1, fullbody.rLegId, p, n)
self.assertTrue(success)
self.assertTrue(state2.isLimbInContact(fullbody.rLegId))
self.assertTrue(state2.isLimbInContact(fullbody.lLegId))
self.assertTrue(state.isLimbInContact(fullbody.rArmId))
self.assertTrue(state.isLimbInContact(fullbody.lArmId))
self.assertTrue(state2.isBalanced())
p_real, n_real = state2.getCenterOfContactForLimb(fullbody.rLegId)
self.assertEqual(n, n_real)
def test_contacts_6d(self):
with ServerManager('hpp-rbprm-server'):
fullbody = Robot()
fullbody.client.robot.setDimensionExtraConfigSpace(6)
fullbody.setJointBounds("root_joint", [-10, 10, -10, 10, -10, 10])
fullbody.client.robot.setExtraConfigSpaceBounds(
[-10, 10, -10, 10, -10, 10, -10, 10, -10, 10, -10, 10])
fullbody.loadAllLimbs("static", nbSamples=10000)
q = fullbody.referenceConfig[::] + [0] * 6
fullbody.setCurrentConfig(q)
com = fullbody.getCenterOfMass()
contacts = [fullbody.rLegId, fullbody.lLegId]
state = State(fullbody, q=q, limbsIncontact=contacts)
self.assertTrue(state.isBalanced())
self.assertTrue(state.isValid()[0])
self.assertTrue(state.isLimbInContact(fullbody.rLegId))
self.assertTrue(state.isLimbInContact(fullbody.lLegId))
self.assertEqual(com, state.getCenterOfMass())
# remove rf contact :
state1, success = StateHelper.removeContact(state, fullbody.rLegId)
self.assertTrue(success)
self.assertFalse(state1.isLimbInContact(fullbody.rLegId))
self.assertTrue(state1.isLimbInContact(fullbody.lLegId))
self.assertFalse(state1.isBalanced())
self.assertEqual(com, state1.getCenterOfMass())
# create a new contact :
n = [0, 0, 1]
p = [0.15, -0.085, 0.002]
state2, success = StateHelper.addNewContact(
state1, fullbody.rLegId, p, n)
self.assertTrue(success)
self.assertTrue(state2.isLimbInContact(fullbody.rLegId))
self.assertTrue(state2.isLimbInContact(fullbody.lLegId))
self.assertTrue(state2.isBalanced())
p2, n2 = state2.getCenterOfContactForLimb(fullbody.rLegId)
self.assertEqual(n, n2)
for i in range(3):
self.assertAlmostEqual(p[i], p2[i], 2)
# try to replace a contact :
p = [0.2, 0.085, 0.002]
state3, success = StateHelper.addNewContact(
state2, fullbody.lLegId, p, n)
self.assertTrue(success)
self.assertTrue(state3.isLimbInContact(fullbody.rLegId))
self.assertTrue(state3.isLimbInContact(fullbody.lLegId))
self.assertTrue(state3.isBalanced())
# try com projection:
com_target = com[::]
com_target[2] -= 0.08
success = state.projectToCOM(com_target)
self.assertTrue(success)
fullbody.setCurrentConfig(state.q())
com_state = fullbody.getCenterOfMass()
self.assertEqual(com_state, state.getCenterOfMass())
for i in range(3):
self.assertAlmostEqual(com_state[i], com_target[i], 4)
# try lockOtherJoints:
p = [0.1, -0.085, 0.002]
state4, success = StateHelper.addNewContact(state,
fullbody.rLegId,
p,
n,
lockOtherJoints=True)
self.assertTrue(success)
self.assertTrue(state4.isLimbInContact(fullbody.rLegId))
self.assertTrue(state4.isLimbInContact(fullbody.lLegId))
self.assertTrue(state4.isBalanced())
for i in range(7, 13):
self.assertAlmostEqual(state.q()[i], state4.q()[i])
for i in range(19, len(q)):
self.assertAlmostEqual(state.q()[i], state4.q()[i])
# try with a rotation
rot = [0.259, 0, 0, 0.966]
state5, success = StateHelper.addNewContact(state,
fullbody.rLegId,
p,
n,
rotation=rot)
self.assertTrue(success)
self.assertTrue(state5.isLimbInContact(fullbody.rLegId))
self.assertTrue(state5.isLimbInContact(fullbody.lLegId))
self.assertTrue(state5.isBalanced())
fullbody.setCurrentConfig(state5.q())
rf_pose = fullbody.getJointPosition(fullbody.rfoot)
for i in range(4):
self.assertAlmostEqual(rf_pose[i + 3], rot[i], 3)
