+import math, sys, time, os
+from visual import *
+
+AREA_X = 3000.
+AREA_Y = 2100.
+
+area = [ (0.0, 0.0, -0.2), (3000.0, 2100.0, 0.2) ]
+areasize = reduce(lambda x,y:tuple([abs(x[i])+abs(y[i]) for i in range(len(x))]) , area)
+area_box = box(size=areasize, color=(0.0, 1.0, 0.0))
+
+scene.autoscale=0
+
+robot = box(pos = (0, 0, 150),
+ size = (300,300,300),
+ color = (1, 0, 0) )
+
+def set_robot(x, y, a):
+ global robot
+ robot.pos = (x - AREA_X/2, y - AREA_Y/2, 150)
+ robot.axis = (math.cos(a*math.pi/180) * 300,
+ math.sin(a*math.pi/180) * 300,
+ 0)
+
+while True:
+ try:
+ os.mkfifo("/tmp/.robot")
+ except:
+ pass
+ while True:
+ f = open("/tmp/.robot")
+ while True:
+ l = f.readline()
+ if l == "":
+ break
+ x,y,a = map(lambda x:int(x), l[:-1].split(" "))
+ set_robot(x,y,a)
+ f.close()
+
+ """
+ k = scene.kb.getkey()
+ x,y,z = scene.center
+ if k == "left":
+ scene.center = x-10,y,z
+ elif k == "right":
+ scene.center = x+10,y,z
+ elif k == "up":
+ scene.center = x,y+10,z
+ elif k == "down":
+ scene.center = x,y-10,z
+ """