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325 lines
8.0 KiB
325 lines
8.0 KiB
import time
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import threading
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import DobotDllType as dType
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"""
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Six actuators:
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linear rail
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base rotation
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rear arm
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forarm
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gripperrotation
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gripper
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First five takes argument 1 or -1 (direction)
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Example:
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#initialisation
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c = Candybot()
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c.linear(1) # move linear in positive direction
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c.gripp() # gripp candy
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c.letgo() # let go of candy
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c.stopcmp() # stoop compressor
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c.panic() # stops everything
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"""
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class Candybot:
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def __init__(self):
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self.jointspeed = 100
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self.lastjointspeed = 100
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self.linearspeed = 100
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self.lastleinearspeed = 100
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CON_STR = {
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dType.DobotConnect.DobotConnect_NoError: "DobotConnect_NoError",
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dType.DobotConnect.DobotConnect_NotFound: "DobotConnect_NotFound",
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dType.DobotConnect.DobotConnect_Occupied: "DobotConnect_Occupied"}
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#Load Dll
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self.api = dType.load()
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#Connect Dobot
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state = dType.ConnectDobot(self.api, "", 115200)[0]
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print("Connect status:",CON_STR[state])
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if (state == dType.DobotConnect.DobotConnect_NoError):
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#Clean Command Queued
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dType.SetQueuedCmdClear(self.api)
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#Async Motion Params Setting
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dType.SetHOMEParams(self.api, 250, 0, 50, 0, isQueued = 1)
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dType.SetJOGJointParams(self.api, 2, 200, 2, 200, 2, 200, 2, 200, isQueued = 1)
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dType.SetJOGCommonParams(self.api, 100, 100, isQueued = 1)
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#linear rail
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dType.SetDeviceWithL(self.api, 1)
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dType.SetJOGLParams(self.api, 200, 200, isQueued=0)
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#Async Home
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dType.SetHOMECmd(self.api, temp = 0, isQueued = 1)
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def disconnect(self):
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#Disconnect Dobot
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dType.DisconnectDobot(self.api)
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def base(self, direction):
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if direction == 1:
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dType.SetJOGCmd(self.api,1,1)
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elif direction == -1:
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dType.SetJOGCmd(self.api,1,2)
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else :
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return
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threading.Timer(0.1,self.stop).start()
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#dType.SetWAITCmd(self.api, 1, isQueued=0)
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#dType.SetJOGCmd(self.api, 1, 0)
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def rearArm(self, direction):
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if direction == 1:
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dType.SetJOGCmd(self.api,1,3)
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elif direction == -1:
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dType.SetJOGCmd(self.api,1,4)
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else :
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return
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#dType.SetWAITCmd(self.api, 1, isQueued=0)
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#dType.SetJOGCmd(self.api, 1, 0)
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threading.Timer(0.1,self.stop).start()
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def forearm(self, direction):
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if direction == 1:
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dType.SetJOGCmd(self.api,1,5)
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elif direction == -1:
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dType.SetJOGCmd(self.api,1,6)
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else :
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return
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#dType.SetWAITCmd(self.api, 1, isQueued=0)
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#dType.SetJOGCmd(self.api, 1, 0)
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threading.Timer(0.1,self.stop).start()
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def gripperRotation(self, direction):
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if direction == 1:
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dType.SetJOGCmd(self.api,1,7)
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elif direction == -1:
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dType.SetJOGCmd(self.api,1,8)
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else :
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return
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#dType.SetWAITCmd(self.api, 1, isQueued=0)
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#dType.SetJOGCmd(self.api, 1, 0)
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threading.Timer(0.1,self.stop).start()
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def linear(self, direction):
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if direction == 1:
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dType.SetJOGCmd(self.api,1,9)
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elif direction == -1:
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dType.SetJOGCmd(self.api,1,10)
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else :
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return
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#dType.SetWAITCmd(self.api, 1, isQueued=0)
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#dType.SetJOGCmd(self.api, 1, 0)
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self.lint = threading.Timer(0.2,self.stop)
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self.lint.start()
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def gripp(self):
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print("gripping\n")
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#dType.SetEndEffectorGripper(self.api, 1, 1, isQueued=0)
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def letgo(self):
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print("drops\n")
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dType.SetEndEffectorGripper(self.api, 1, 0, isQueued=0)
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def stop(self):
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print("stops\n")
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#dType.SetJOGCmd(self.api, 1, 0)
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def stopcmp(self):
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print("stops compressor\n")
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dType.SetEndEffectorGripper(self.api, 0, 0, isQueued=0)
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def panic(self):
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dType.SetQueuedCmdForceStopExec(self.api)
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def getCurrentCmd(self):
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return dType.GetQueuedCmdCurrentIndex(self.api)
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def JOGtest(self):
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dType.SetJOGCmd(self.api,1,1)
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dType.SetJOGCmd(self.api,1,9)
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def JOGtest2(self):
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dType.SetJOGLParams(self.api, 100, 200, isQueued=0)
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dType.SetJOGCmd(self.api,1,9)
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time.sleep(1)
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for speed in range(100,10,-10):
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time.sleep(0.3)
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dType.SetJOGLParams(self.api, speed, 200, isQueued=0)
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def setparams(self, name, speed):
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lookup = {'base' : 0, 'reararm' : 1, 'forearm' : 2, 'gripperroation' :3}
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if name == 'rail':
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print("Change speed rail %d\n", speed)
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#dType.SetJOGLParams(self.api, speed, 200, isQueued=0)
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else:
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speeds = [0,0,0,0]
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speeds[lookup[name]] = speed
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print("change speed" + name + "%d\n",speed)
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#dType.SetJOGJointParams(self.api, speeds[0], 200, speeds[1], 200, speeds[2], 200, speeds[3], 200, isQueued = 1)
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def setJOGcmd(self, cmd):
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dType.SetJOGCmd(self.api,1,cmd)
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candy = Candybot()
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startTime = time.time()
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nowTime = 0
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currentMotor = 0
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motorcfg = [0] * 10
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motorcfg[1] = {"name" : 'base' , "positive":1, "negative":2, 'speedslot':2}
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motorcfg[2] = {"name" : 'reararm' ,"positive":3, "negative":4, 'speedslot':4}
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motorcfg[3] = {"name" : 'forearm' ,"positive":5, "negative":6, 'speedslot':6}
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motorcfg[4] = {"name" : 'rail' ,"positive":9, "negative":10, 'speedslot':1}
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friction = 0.95
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movement_time = 3
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max_movement_time = 5
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min_speed = 1
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max_speed = 100
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speed = 0
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stopTime = 0
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isRunning = False
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def adjustSpeed(motor, adjustment):
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global nowTime, stopTime, currentMotor, speed, motorcfg, movement_time, max_speed, max_movement_time
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if currentMotor==motor:
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if (adjustment>0 and speed>0) or (adjustment<0 and speed<0):
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speed += adjustment * (abs(speed)/max_speed)
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else:
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stopMotorFunctions()
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stopTime += movement_time/2 * max_movement_time/(stopTime - nowTime)
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else:
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currentMotor = motor
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speed = adjustment
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stopTime = nowTime + movement_time
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if(speed>0):
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candy.setJOGcmd(motorcfg[currentMotor]['positive'])
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#print("JOG command {}".format(motorcfg[currentMotor]['positive']))
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else:
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candy.setJOGcmd(motorcfg[currentMotor]['negative'])
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# print("JOG command {}".format(motorcfg[currentMotor]['negative']))
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def stopMotorFunctions():
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global currentMotor, speed
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currentMotor = 0
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speed = 0
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candy.stop()
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def updateLoop():
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global nowTime, stopTime, currentMotor, speed, friction, min_speed, motorcfg
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nowTime = (time.time() - startTime)
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threading.Timer(1, updateLoop).start()
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if currentMotor != 0:
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if nowTime > stopTime:
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stopMotorFunctions()
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return
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else:
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speed *= friction
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if abs(speed) < min_speed:
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stopMotorFunctions()
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return
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candy.setparams(motorcfg[currentMotor]['name'], abs(speed))
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#print("JOG parameter {} to {}".format( motorcfg[currentMotor]['speedslot'], abs(speed)) )
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def rt():
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adjustSpeed(1, 5)
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def lt():
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adjustSpeed(1, -5)
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def up():
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adjustSpeed(2, 5)
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def dn():
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adjustSpeed(2, -5)
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def lr():
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adjustSpeed(4, 10)
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def ll():
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adjustSpeed(4, -10)
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updateLoop()
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#
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#c = Candybot()
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#
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#
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#def slide_left():
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# c.linear(-1)
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#
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#def slide_right():
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# c.linear(1)
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#
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#def rotate_left():
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# c.base(-1)
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#
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#def rotate_right():
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# c.base(1)
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#
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#def forward():
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# c.forearm(1)
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#
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#def back():
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# c.forearm(-1)
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#
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#def up():
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# c.rearArm(1)
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#
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#def down():
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# c.rearArm(-1)
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#
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def stopCmp():
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candy.stopcmp()
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def grab():
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candy.gripp()
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# c.stopcmp()
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#
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def drop():
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candy.letgo()
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# c.stopcmp()
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#
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def stop():
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candy.panic()
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#
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#def getCurrentCmd():
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# return c.getCurrentCmd()
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#
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#def updateLinearSpeed():
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# pass
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#
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