Files
bernina_robot/script/devices/RobotMotors.py

114 lines
4.3 KiB
Python

import time
import ch.psi.pshell.device.PositionerConfig as PositionerConfig
class LinearAxisMotor(PositionerBase):
def __init__(self, robot, name = "z_lin"):
PositionerBase.__init__(self, name, PositionerConfig())
self.robot = robot
#ATTENTION: Always initialize linear axis motors before scanning (or call robot.set_lin_axis_motor_enabled(True))
def doInitialize(self):
self.setCache(self.doRead(), None)
def doRead(self):
return float("nan") if self.robot.linear_axis_destination is None else float(self.robot.linear_axis_destination[self.name])
def doWrite(self, value):
if self.robot.linear_axis_destination is not None:
self.robot.linear_axis_destination.update({self.name: value})
self.setCache(float(value), None)
robot.evaluate("n_moveAbsPos = " + str(value))
robot.evaluate("setEcAo(ecao_posSet,n_moveAbsPos)")
def doReadReadback(self):
return float("nan") if self.robot.linear_axis_pos is None else float(self.robot.linear_axis_pos[self.name])
def stop(self):
robot.evaluate("setEcDo(ecdo_linMotStop,true)")
time.sleep(0.1)
robot.evaluate("setEcDo(ecdo_linMotStop,false)")
ROBOT_MOTORS = ["x" , "y", "z", "rx", "ry", "rz"]
class RobotCartesianMotor(PositionerBase):
def __init__(self, robot, index):
PositionerBase.__init__(self, ROBOT_MOTORS[index], PositionerConfig())
self.index = index
self.robot = robot
#ATTENTION: Always initialize cartesian motors before scanning (or call robot.set_motors_enabled(True))
def doInitialize(self):
self.setCache(self.doRead(), None)
def doRead(self):
return float("nan") if self.robot.cartesian_destination is None else float(self.robot.cartesian_destination[self.name])
def doWrite(self, value):
if self.robot.cartesian_destination is not None:
self.setCache(float(value), None)
robot.move_cartesian(**{self.name:value})
def doReadReadback(self):
return float("nan") if self.robot.cartesian_pos is None else float(self.robot.cartesian_pos[self.name])
def stop(self):
robot.stop()
robot.reset_motion()
robot.resume()
def move_done(self):
"""once move done, do readback update and send event and readback"""
ROBOT_SPHERICAL_MOTORS = ["r" , "gamma", "delta"]
class RobotSphericalMotor (PositionerBase):
def __init__(self, robot, index):
PositionerBase.__init__(self, ROBOT_SPHERICAL_MOTORS[index], PositionerConfig())
self.index = index
self.robot = robot
def doInitialize(self):
self.setCache(self.doRead(), None)
def doRead(self):
return float("nan") if self.robot.spherical_pos is None else robot.spherical_pos[self.name]
def doWrite(self, value):
if self.robot.spherical_destination is not None:
self.setCache(float(value), None)
robot.move_spherical(**{self.name:value})
def doReadReadback(self):
return float("nan") if self.robot.spherical_pos is None else robot.spherical_pos[self.name]
def stop(self):
robot.stop()
robot.reset_motion()
robot.resume()
ROBOT_JOINT_MOTORS = ["j1" , "j2", "j3", "j4", "j5", "j6"]
class RobotJointMotor (PositionerBase):
def __init__(self, robot, index):
PositionerBase.__init__(self, ROBOT_JOINT_MOTORS[index], PositionerConfig())
self.index = index
self.robot = robot
def doInitialize(self):
self.setpoint = self.doReadReadback()
self.setCache(self.doRead(), None)
def doRead(self):
return self.setpoint
def doWrite(self, value):
#print "Move " + ROBOT_JOINT_MOTORS[self.index] + " to " + str(value)
self.setpoint = value
joint = self.robot.herej()
joint[self.index] = value
self.robot.set_jnt(joint, name="tcp_j")
self.robot.movej("tcp_j", self.robot.tool , DESC_DEFAULT)
def doReadReadback(self):
return self.robot.herej()[self.index] if self.robot.joint_pos is None else float(self.robot.joint_pos[self.name])