def __init__(self):
rospy.init_node('robo_explorer')
- self.speed = (0, 0)
self.x = 0
self.y = 0
self.alpha = 0
in_now = msg.input[:2]
if self.last_in is not None:
in_diff = [abs(a - b) for a, b in zip(in_now, self.last_in)] # get changed inputs
+ print "update", in_diff, msg.output
# fix in_diff from actual motor direction
- if self.speed[0] < 0:
+ if msg.output[1] > 0: # left reverse
in_diff[0] = -in_diff[0]
- elif self.speed[0] == 0:
+ elif msg.output[0] == 0 and msg.output[1] == 0: # left stop
in_diff[0] = 0
- if self.speed[1] < 0:
+ if msg.output[3] > 0: # right reverse
in_diff[1] = -in_diff[1]
- elif self.speed[1] == 0:
+ elif msg.output[2] == 0 and msg.output[3] == 0: # right stop
in_diff[1] = 0
dist_dir = (in_diff[1] - in_diff[0])*self.wheel_size*pi/8 # steps_changed in different direction => m
if speed_r < -7: speed_r = -7
elif speed_r > 7: speed_r = 7
- #print "Speed wanted: %.2f m/s %.2f rad/s, set: %d %d" % (trans, rot, round(speed_l), round(speed_r))
+ print "Speed wanted: %.2f m/s %.2f rad/s, set: %d %d" % (trans, rot, round(speed_l), round(speed_r))
outmsg = Motor()
- outmsg.num = 1
+ outmsg.num = 0
outmsg.speed = round(speed_l)
self.pub_motor.publish(outmsg)
outmsg = Motor()
- outmsg.num = 2
+ outmsg.num = 1
outmsg.speed = round(speed_r)
self.pub_motor.publish(outmsg)
- self.speed = (speed_l, speed_r)
-
if __name__ == '__main__':
RoboExplorer()