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test_clone.py
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test_clone.py
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#!/usr/bin/env python
from __future__ import print_function
from pybullet_tools.pr2_utils import PR2_GROUPS
from pybullet_tools.utils import HideOutput, disconnect, set_base_values, joint_from_name, connect, wait_if_gui, \
dump_world, get_link_name, wait_if_gui, clone_body, get_link_parent, get_link_descendants, load_model
def test_clone_robot(pr2):
# TODO: j toggles frames, p prints timings, w is wire, a is boxes
new_pr2 = clone_body(pr2, visual=True, collision=False)
#new_pr2 = clone_body_editor(pr2, visual=True, collision=True)
dump_world()
#print(load_srdf_collisions())
#print(load_dae_collisions())
# TODO: some unimportant quats are off for both URDF and other
# TODO: maybe all the frames are actually correct when I load things this way?
# TODO: the visual geometries are off but not the collision frames?
"""
import numpy as np
for link in get_links(pr2):
if not get_visual_data(new_pr2, link): # pybullet.error: Error receiving visual shape info?
continue
#print(get_link_name(pr2, link))
data1 = VisualShapeData(*get_visual_data(pr2, link)[0])
data2 = VisualShapeData(*get_visual_data(new_pr2, link)[0])
pose1 = (data1.localVisualFrame_position, data1.localVisualFrame_orientation)
pose2 = (data2.localVisualFrame_position, data2.localVisualFrame_orientation)
#pose1 = get_link_pose(pr2, link) # Links are fine
#pose2 = get_link_pose(new_pr2, link)
#pose1 = get_joint_parent_frame(pr2, link)
#pose2 = get_joint_parent_frame(new_pr2, link)
#pose1 = get_joint_inertial_pose(pr2, link) # Inertia is fine
#pose2 = get_joint_inertial_pose(new_pr2, link)
if not np.allclose(pose1[0], pose2[0], rtol=0, atol=1e-3):
print('Point', get_link_name(pr2, link), link, pose1[0], pose2[0])
#print(data1)
#print(data2)
#print(get_joint_parent_frame(pr2, link), get_joint_parent_frame(new_pr2, link))
print(get_joint_inertial_pose(pr2, link)) #, get_joint_inertial_pose(new_pr2, link))
print()
if not np.allclose(euler_from_quat(pose1[1]), euler_from_quat(pose2[1]), rtol=0, atol=1e-3):
print('Quat', get_link_name(pr2, link), link, euler_from_quat(pose1[1]), euler_from_quat(pose2[1]))
joint_info1 = get_joint_info(pr2, link)
joint_info2 = get_joint_info(new_pr2, link)
# TODO: the axis is off for some of these
if not np.allclose(joint_info1.jointAxis, joint_info2.jointAxis, rtol=0, atol=1e-3):
print('Axis', get_link_name(pr2, link), link, joint_info1.jointAxis, joint_info2.jointAxis)
"""
set_base_values(new_pr2, (2, 0, 0))
wait_if_gui()
# TODO: the drake one has a large out-of-place cylinder as well
def test_clone_arm(pr2):
first_joint_name = PR2_GROUPS['left_arm'][0]
first_joint = joint_from_name(pr2, first_joint_name)
parent_joint = get_link_parent(pr2, first_joint)
print(get_link_name(pr2, parent_joint), parent_joint, first_joint_name, first_joint)
print(get_link_descendants(pr2, first_joint)) # TODO: least common ancestor
links = [first_joint] + get_link_descendants(pr2, first_joint)
new_arm = clone_body(pr2, links=links, collision=False)
dump_world()
set_base_values(pr2, (-2, 0, 0))
wait_if_gui()
def main():
connect(use_gui=True)
with HideOutput():
pr2 = load_model("models/pr2_description/pr2.urdf")
test_clone_robot(pr2)
test_clone_arm(pr2)
wait_if_gui('Finish?')
disconnect()
if __name__ == '__main__':
main()