BB2B_test does not crash

LocalParticipant.py

@@ -59,8 +59,6 @@ class LocalParticipant(Participant):
         self.new_thing_handlers = []
         self.publishInterval = 3000 # 3 seconds
 
-
-        #if remote == False:
         self.udp_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)        
         self.udp_socket.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1) 
         self.udp_socket.bind(("0.0.0.0", self.local_port))
@@ -68,8 +66,6 @@ class LocalParticipant(Participant):
         self.thread = threading.Thread(target = self.Receiver)
         self.thread.daemon = True
         self.thread.start()
-        # else:
-        #     self.udp_socket = udp_socket
 
 #region Update
 

SiteServer.py

@@ -13,62 +13,37 @@ class SiteServer(LocalParticipant):
 
     name = "Site Server"
 
-    def __init__(self, port=7681, remote=False, udp_socket = None):
+    def __init__(self, port=7681):
         """! Create a new site server
         @param port The UDP port on which communication is received
         """
         self.ip_address = "0.0.0.0"
         self.port = port
-        self.publishInterval = 0
+        self.local_port = port
+
         self.others = []
         self.network_id = 0
         self.buffer = bytearray(256)
-        self.thing_msg_constructors = {}
+        self.thing_msg_processors = {}
+        self.new_thing_handlers = []
+        self.publishInterval = 0
 
-        if remote == False:
         self.udp_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)        
         self.udp_socket.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
-            self.udp_socket.bind(("0.0.0.0", port))
-            self.AddParticipant(self.ip_address, self.port)
+        self.udp_socket.bind(("0.0.0.0", self.local_port))
 
         self.thread = threading.Thread(target = self.Receiver)
         self.thread.daemon = True
         self.thread.start()
-        else:
-            self.udp_socket = udp_socket
         
         self.Register(TemperatureSensor, Thing.Type.TemperatureSensor)
 
-    def AddParticipant(self, ip_address, port):
-        # print(f'{self.name} Add site participant {ip_address} {port}')
-        remote_participant = SiteServer(ip_address, port, remote=True, udp_socket=self.udp_socket)
-        remote_participant.network_id = len(self.others)
-        self.others.append(remote_participant)
-        return remote_participant
-
     def ProcessParticipantMsg(self, sender, msg):
         if msg.network_id == 0:
             print(f'{self.name} received New Client -> {sender.network_id}')
-            sender.Send(NetworkIdMsg(sender.network_id))
+            self.Send(sender, NetworkIdMsg(sender.network_id))
         # else:
         #     print(f'{self.name} Client')
     
     def ProcessNetworkId(self, msg):
         pass
-
-    # Register function
-    def Register(self, ThingClass, thing_type):
-        self.thing_msg_constructors[thing_type] = lambda network_id, thing_id: ThingClass(network_id, thing_id)
-
-    def Process(self, msg):
-        if isinstance(ThingMsg):
-            self.ProcessThingMsg(msg)
-        else:
-            super().Process(msg)
-    
-    def ProcessThingMsg(self, msg):
-        if msg.thingType in self.thing_msg_constructors:
-            self.thing_msg_constructors[msg.thing_type](msg.network_id, msg.thing_id)
-        else:
-            Thing(msg.network_id, msg.thing_id, msg.thing_type)
-

test/BB2B_test.py

@@ -0,0 +1,57 @@
+import sys
+from pathlib import Path
+# Add the project root to sys.path
+sys.path.append(str(Path(__file__).resolve().parent.parent))
+import time
+
+from SiteServer import SiteServer
+from LocalParticipant import LocalParticipant
+from Thing import *
+from Things.DifferentialDrive import DifferentialDrive
+from Things.TouchSensor import TouchSensor
+
+# Start a site server
+site = SiteServer(port=7691)
+
+# Create a local participant for handling communcation
+# using default settings (UDP communciation over port 7681)
+participant = LocalParticipant(port=7691, local_port=7683, ip_address="127.0.0.1")
+# The robot's propulsion is a differential drive
+bb2b = DifferentialDrive(participant)
+bb2b.name = "BB2B"
+bb2b.SetDriveDimensions(0.064, 0.128)
+bb2b.SetOrientation(SwingTwist.Degrees(40, 0, 0))
+bb2b.SetPosition(Spherical(0.15, Direction.up))
+
+model = Thing(parent=bb2b)
+model.model_url = "https://passer.life/extras/Roller1anim1.png"
+model.SetOrientation(SwingTwist.Degrees(90, 0, 0))
+
+# It has a touch sensor at the front left of the roboid
+touch_left = TouchSensor(parent=bb2b)
+touch_left.name = "Touch left"
+touch_left.SetPosition(Spherical(0.12, Direction.Degrees(-30, 0)))
+
+# and other one on the right
+touch_right = TouchSensor(parent=bb2b)
+touch_right.name = "Touch right"
+touch_right.SetPosition(Spherical(0.12, Direction.Degrees(30, 0)))
+
+# Do forever:
+while True:
+    # The left wheel turns forward when nothing is touched on the right side
+    # and turn backward when the roboid hits something on the right
+    wheel_speed_left = -600 if touch_right.touched_something else 600
+    # The right wheel does the same, but instead is controlled by
+    # touches on the left side
+    wheel_speed_right = -600 if touch_left.touched_something else 600
+    # When both sides are touching something, both wheels will turn backward
+    # and the roboid will move backwards
+    bb2b.SetWheelVelocity(wheel_speed_left, wheel_speed_right)
+    if touch_left.touched_something or touch_right.touched_something:
+        print(f'{wheel_speed_left} {wheel_speed_right} {bb2b.linear_velocity.distance} {bb2b.angular_velocity.distance}')
+
+    # Update the roboid state
+    participant.Update()
+    # and sleep for 100ms
+    time.sleep(0.1)