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)