bullet3/examples/pybullet/vrminitaur.py
erwincoumans 63dc57c7e6 add pybullet file to track VR controller attached to some robot (such as minitaur)
press button to toggle tracking, other button to reset orientation of controller, relative to robot.
2017-03-07 08:48:23 -08:00

49 lines
1.2 KiB
Python

#script to track a robot with a VR controller attached to it.
import time
import pybullet as p
#first try to connect to shared memory (VR), if it fails use local GUI
c = p.connect(p.SHARED_MEMORY)
if (c<0):
c = p.connect(p.GUI)
p.resetSimulation()
p.setGravity(0,0,0)
print(c)
if (c<0):
p.connect(p.GUI)
#load the MuJoCo MJCF hand
minitaur = p.loadURDF("quadruped/minitaur.urdf")
robot_cid = -1
POSITION=1
ORIENTATION=2
BUTTONS=6
p.setRealTimeSimulation(1)
controllerId = -1
while True:
events = p.getVREvents()
for e in (events):
#print (e[BUTTONS])
if (e[BUTTONS][33]&p.VR_BUTTON_WAS_TRIGGERED ):
if (controllerId >= 0):
controllerId = -1
else:
controllerId = e[0]
if (e[0] == controllerId):
if (robot_cid>=0):
p.changeConstraint(robot_cid,e[POSITION],e[ORIENTATION], maxForce=5000)
if (e[BUTTONS][32]&p.VR_BUTTON_WAS_TRIGGERED ):
if (robot_cid>=0):
p.removeConstraint(robot_cid)
#q = [0,0,0,1]
euler = p.getEulerFromQuaternion(e[ORIENTATION])
q = p.getQuaternionFromEuler([euler[0],euler[1],0]) #-euler[0],-euler[1],-euler[2]])
robot_cid = p.createConstraint(minitaur,-1,-1,-1,p.JOINT_FIXED,[0,0,0],[0.1,0,0],e[POSITION],q,e[ORIENTATION])