def send_packets(volume, packet, receive_IP, port_num):
sender = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
for i in xrange(volume):
gift = helpers.serializer(i, [1, 3, 5])
sender.sendto(gift, (receive_IP, port_num))
print "sent ", i
time.sleep(0.005)
def send_packets (volume, packet, receive_IP, port_num) : sender = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) for i in xrange(volume) : gift = helpers.serializer(i, [1,3,5]) sender.sendto(gift, (receive_IP, port_num)) print "sent ", i time.sleep(0.005)
def server(qi, ClientIP):
# function to detect collisions serpent->serpent & serpent->apple
def collide(x1, x2, y1, y2, w1, w2, h1, h2):
if x1 + w1 > x2 and x1 < x2 + w2 and y1 + h1 > y2 and y1 < y2 + h2:
return True
else:
return False
# stuff to do if you die
def die(score):
print "Game Over, your score was: " + str(score)
return True
def nextstep(xs, ys, applepos, score, GameOver, dirs):
i = len(xs) - 1
# if we bite ourselves -> death
while i >= 3:
if collide(xs[0], xs[i], ys[0], ys[i], block_size[0], block_size[1], block_size[0], block_size[1]):
GameOver = die(score)
i -= 1
# if we hit an apple -> bigger snake + increment score
if collide(xs[0], applepos[0], ys[0], applepos[1], 20, 10, 20, 10):
score += 1
xs.append(700)
ys.append(700)
applepos = (random.randint(1, 29) * 20 - 10, random.randint(1, 29) * 20 - 10)
# if we hit a wall -> death
if xs[0] < 0 or xs[0] > 580 or ys[0] < 0 or ys[0] > 580:
GameOver = die(score)
i = len(xs) - 1
# we update the position of the snake's body
while i >= 1:
xs[i] = xs[i - 1]
ys[i] = ys[i - 1]
i -= 1
if dirs == 0:
ys[0] += 20
elif dirs == 1:
xs[0] += 20
elif dirs == 2:
ys[0] -= 20
elif dirs == 3:
xs[0] -= 20
return (xs, ys, applepos, score, GameOver)
sender = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
rate = 0.11
# initial snake block positions
xs = [290, 290, 290, 290, 290]
ys = [290, 270, 250, 230, 210]
# initial snake direction, score & position of the apple
dirs = 0
score = 0
#
GameOver = False
# \/ modification to see the snake eat the first apple
applepos = (330, 270) # (random.randint(0, 590), random.randint(0, 590));
block_size = (20, 20)
sttime = time.time()
loops = 0
while True:
# if we have a command in our queue
while time.time() - sttime - loops * rate < (rate - 0.1):
if qi.qsize() > 0:
dirs = int(qi.get())
break
# here loops represents the config number we are sending back
loops += 1
gameinfo = nextstep(xs, ys, applepos, score, GameOver, dirs)
xs = gameinfo[0]
ys = gameinfo[1]
applepos = gameinfo[2]
score = gameinfo[3]
GameOver = gameinfo[4]
# we send gui info to the client
guidict = dict()
guidict["xs"] = xs
guidict["ys"] = ys
guidict["applepos"] = applepos
guidict["score"] = score
guidict["GameOver"] = GameOver
packet = helpers.serializer(loops, guidict)
sender.sendto(packet, (ClientIP, Server_send_client_receive))
# time.sleep(0.005)
sender.sendto(packet, (ClientIP, Server_send_client_receive))
# time.sleep(0.005)
sender.sendto(packet, (ClientIP, Server_send_client_receive))
if GameOver:
print "darn"
sys.exit()
def client(qi, ServerIP):
sender = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
# timer = helpers.Stopwatch()
rate = 0.11
## we start and customize the pygame gui
pygame.init()
s = pygame.display.set_mode((600, 600))
pygame.display.set_caption("Snake")
# initial snake block positions
xs = [290, 290, 290, 290, 290]
ys = [290, 270, 250, 230, 210]
# initial snake direction, score & position of the apple
dirs = 0
score = 0
# we create our apple and our snake blocks
block_size = (20, 20)
appleimage = pygame.Surface((block_size[0], block_size[1]))
# hacky bullsheeeet below so double check
applepos = (330, 270)
appleimage.fill((0, 255, 0))
img = pygame.Surface((block_size[0], block_size[1]))
img.fill((255, 0, 0))
# other stuff
f = pygame.font.SysFont("Arial", 20)
loops = 0
curr_gui_number = 0
# round_trip = 0
dirs_list = [-1, -1, -1]
pre1 = -1
pre2 = -1
sttime = time.time()
while True:
# we detect keystrokes and put them in our queue qo
for e in pygame.event.get():
# start_time = time.time()
if e.type == QUIT:
sys.exit(0)
elif e.type == KEYDOWN:
if e.key == K_UP and dirs != 0:
dirs = 2
elif e.key == K_DOWN and dirs != 2:
dirs = 0
elif e.key == K_LEFT and dirs != 1:
dirs = 3
elif e.key == K_RIGHT and dirs != 3:
dirs = 1
# timer.start()
# below looks ugly, but slightly faster than pythonic list modification
pre1 = dirs_list[0]
pre2 = dirs_list[1]
dirs_list[0] = dirs
dirs_list[1] = pre1
dirs_list[2] = pre2
# send packet multiple times for redundancy, sleeps reduce packet loss
packet = helpers.serializer(loops, dirs_list)
sender.sendto(packet, (ServerIP, Client_send_server_receive))
sender.sendto(packet, (ServerIP, Client_send_server_receive))
sender.sendto(packet, (ServerIP, Client_send_server_receive))
# we wait and listen for incomming gui info in qi
while time.time() - sttime - loops * rate < (rate - 0.1):
if qi.qsize() > 0:
# timer.stop()
# print(timer.time_elapsed)
# need to unserialize packet
seq_number, data = helpers.unserializer(qi.get())
# need to handle configuration sequence orderings here
# should it just be < ??
if curr_gui_number <= seq_number:
curr_gui_number = seq_number
guidict = data
with qi.mutex:
qi.queue.clear()
if guidict["GameOver"] == True:
sys.exit()
xs = guidict["xs"]
ys = guidict["ys"]
applepos = guidict["applepos"]
score = guidict["score"]
break
##rendering when gui info received
s.fill((255, 255, 255))
s.blit(appleimage, applepos)
for i in range(0, len(xs)):
s.blit(img, (xs[i], ys[i]))
t = f.render("score:" + str(score), True, (0, 0, 0))
s.blit(t, (10, 10))
pygame.display.update()
while time.time() - sttime - loops * rate < (rate - 0.001):
pass
loops += 1
packet_count = 0
while (packet_count < expected_volume):
try:
data, addr = receiver.recvfrom(512)
seq_num, moves = helpers.unserializer(data)
#if data == match_data :
packet_count += 1
print 'count: ', packet_count, 'seq_num: ', seq_num
except KeyboardInterrupt:
print "packets received :", packet_count
print "percent received :", packet_count / float(expected_volume)
receiver.close()
sys.exit()
receiver.close()
print "packets recceived :", packet_count
print "percent received :", packet_count / float(expected_volume)
#TODO : artificially drop packets, introduce random latency and see if we can get around that (introduce the 40ms of LTE latency??)
""" """
receiver_IP = "10.251.48.115"
packet = helpers.serializer(14, [1, 0, 3])
#print len(packet)
machine = int(raw_input("Sender machine press 0, receiver machine press 1"))
if machine:
count_received(1000, packet, receiver_IP, 4001)
else:
send_packets(1000, packet, receiver_IP, 4001)
#if data == match_data :
packet_count += 1
print 'count: ', packet_count, 'seq_num: ', seq_num
except KeyboardInterrupt :
print "packets received :", packet_count
print "percent received :", packet_count/float(expected_volume)
receiver.close()
sys.exit()
receiver.close()
print "packets recceived :", packet_count
print "percent received :", packet_count/float(expected_volume)
#TODO : artificially drop packets, introduce random latency and see if we can get around that (introduce the 40ms of LTE latency??)
""" """
receiver_IP = "10.251.48.115"
packet = helpers.serializer(14, [1,0,3])
#print len(packet)
machine = int(raw_input("Sender machine press 0, receiver machine press 1"))
if machine :
count_received(1000, packet, receiver_IP, 4001)
else :
send_packets (1000, packet, receiver_IP, 4001)
def client(qi, ServerIP):
sender = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
#timer = helpers.Stopwatch()
rate = 0.11
## we start and customize the pygame gui
pygame.init()
s = pygame.display.set_mode((600, 600))
pygame.display.set_caption('Snake')
# initial snake block positions
xs = [290, 290, 290, 290, 290]
ys = [290, 270, 250, 230, 210]
# initial snake direction, score & position of the apple
dirs = 0
score = 0
# we create our apple and our snake blocks
block_size = (20, 20)
appleimage = pygame.Surface((block_size[0], block_size[1]))
# hacky bullsheeeet below so double check
applepos = (330, 270)
appleimage.fill((0, 255, 0))
img = pygame.Surface((block_size[0], block_size[1]))
img.fill((255, 0, 0))
# other stuff
f = pygame.font.SysFont('Arial', 20)
loops = 0
curr_gui_number = 0
# round_trip = 0
dirs_list = [-1, -1, -1]
pre1 = -1
pre2 = -1
sttime = time.time()
while True:
# we detect keystrokes and put them in our queue qo
for e in pygame.event.get():
# start_time = time.time()
if e.type == QUIT:
sys.exit(0)
elif e.type == KEYDOWN:
if e.key == K_UP and dirs != 0:
dirs = 2
elif e.key == K_DOWN and dirs != 2:
dirs = 0
elif e.key == K_LEFT and dirs != 1:
dirs = 3
elif e.key == K_RIGHT and dirs != 3:
dirs = 1
# timer.start()
# below looks ugly, but slightly faster than pythonic list modification
pre1 = dirs_list[0]
pre2 = dirs_list[1]
dirs_list[0] = dirs
dirs_list[1] = pre1
dirs_list[2] = pre2
# send packet multiple times for redundancy, sleeps reduce packet loss
packet = helpers.serializer(loops, dirs_list)
sender.sendto(packet, (ServerIP, Client_send_server_receive))
sender.sendto(packet, (ServerIP, Client_send_server_receive))
sender.sendto(packet, (ServerIP, Client_send_server_receive))
# we wait and listen for incomming gui info in qi
while time.time() - sttime - loops * rate < (rate - 0.1):
if qi.qsize() > 0:
#timer.stop()
#print(timer.time_elapsed)
# need to unserialize packet
seq_number, data = helpers.unserializer(qi.get())
# need to handle configuration sequence orderings here
# should it just be < ??
if (curr_gui_number <= seq_number):
curr_gui_number = seq_number
guidict = data
with qi.mutex:
qi.queue.clear()
if guidict['GameOver'] == True:
sys.exit()
xs = guidict['xs']
ys = guidict['ys']
applepos = guidict['applepos']
score = guidict['score']
break
##rendering when gui info received
s.fill((255, 255, 255))
s.blit(appleimage, applepos)
for i in range(0, len(xs)):
s.blit(img, (xs[i], ys[i]))
t = f.render("score:" + str(score), True, (0, 0, 0))
s.blit(t, (10, 10))
pygame.display.update()
while time.time() - sttime - loops * rate < (rate - 0.001):
pass
loops += 1
def server(qi, ClientIP): # function to detect collisions serpent->serpent & serpent->apple def collide(x1, x2, y1, y2, w1, w2, h1, h2): if x1+w1>x2 and x1<x2+w2 and y1+h1>y2 and y1<y2+h2: return True else: return False # stuff to do if you die def die(score): print 'Game Over, your score was: ' + str(score) return True def nextstep(xs,ys,applepos,score,GameOver, dirs): i = len(xs)-1 # if we bite ourselves -> death while i >= 3: if collide(xs[0], xs[i], ys[0], ys[i], block_size[0], block_size[1],block_size[0], block_size[1]): GameOver = die(score) i-= 1 # if we hit an apple -> bigger snake + increment score if collide(xs[0], applepos[0], ys[0], applepos[1], 20, 10, 20, 10): score+=1; xs.append(700); ys.append(700); applepos = (random.randint(1, 29)*20-10, random.randint(1, 29)*20-10) # if we hit a wall -> death if xs[0] < 0 or xs[0] > 580 or ys[0] < 0 or ys[0] > 580: GameOver = die(score) i = len(xs)-1 # we update the position of the snake's body while i >= 1: xs[i] = xs[i-1];ys[i] = ys[i-1];i -= 1 if dirs==0: ys[0] += 20 elif dirs==1: xs[0] += 20 elif dirs==2: ys[0] -= 20 elif dirs==3: xs[0] -= 20 return (xs,ys,applepos,score,GameOver) sender = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) rate = 0.11 # initial snake block positions xs = [290, 290, 290, 290, 290] ys = [290, 270, 250, 230, 210] # initial snake direction, score & position of the apple dirs = 0; score = 0; # GameOver = False #\/ modification to see the snake eat the first apple applepos = (330,270)#(random.randint(0, 590), random.randint(0, 590)); block_size = (20, 20) sttime = time.time() loops = 0 while True: # if we have a command in our queue while time.time() - sttime - loops*rate < (rate - 0.1): if qi.qsize() > 0: dirs = int(qi.get()) break # here loops represents the config number we are sending back loops += 1 gameinfo = nextstep(xs,ys,applepos,score,GameOver,dirs) xs = gameinfo[0] ys = gameinfo[1] applepos = gameinfo[2] score = gameinfo[3] GameOver = gameinfo[4] # we send gui info to the client guidict = dict() guidict['xs'] = xs guidict['ys'] = ys guidict['applepos'] = applepos guidict['score'] = score guidict['GameOver'] = GameOver packet = helpers.serializer(loops, guidict) sender.sendto(packet, (ClientIP, Server_send_client_receive)) # time.sleep(0.005) sender.sendto(packet, (ClientIP, Server_send_client_receive)) # time.sleep(0.005) sender.sendto(packet, (ClientIP, Server_send_client_receive)) if GameOver: print 'darn' sys.exit()
