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laserz_und_stuff
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Connecting to serial port once, not maaaaany times.

master
Justyna Att Ilczuk 2012-11-11 11:53:32 +01:00
parent 8089412c78
commit 6c626fad92
1 changed files with 22 additions and 21 deletions
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43
Lasers_und_stuff/main.py
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@ -6,21 +6,18 @@ Created on Nov 10, 2012
import random, pygame, sys
#import time
from pygame.locals import *
from math import fabs
from math import ceil
import serial
import glob
#import and init pygame
pygame.init()
def main():
#create the screen
window = pygame.display.set_mode((800, 600))
GRAY = ( 182, 182, 182)
VIOLET = (150, 100, 190)
RED = (150, 0, 0)
@ -46,9 +43,7 @@ def main():
#input handling ( code):
while True:
screen.draw_surface(cannon)
#mouseClicked = False
for event in pygame.event.get():
if event.type == pygame.QUIT:
@ -194,7 +189,19 @@ class CannonController :
self.position = [0, 0]
self.fired = False
self.laser = False
ports = glob.glob("/dev/ttyACM*")
if(len(ports) == 1):
self.ser = serial.Serial(ports[0], 115200, timeout=1)
self.connected_to_serial = True
else:
self.ser = False
self.connected_to_serial = False
if len(ports) > 1 :
raise "To many devices to handle"
elif len(ports) == 0 :
print "No device is connected"
def set_position(self, point):
self.position = point
@ -210,7 +217,6 @@ class CannonController :
def move_left(self, change):
if(self.position[0] >= change):
self.position[0] -= change
def move_right(self, change):
if(self.position[0] < 255 - change):
self.position[0] += change
@ -250,24 +256,19 @@ class CannonController :
return [chr(x) for x in data]
def send_data(self):
ports = glob.glob("/dev/ttyACM*")
if(len(ports) > 1):
raise "To many devices to handle"
if(len(ports) != 0):
ser = serial.Serial("/dev/ttyACM0", 115200, timeout=1)
if(self.connected_to_serial):
data = self.get_data_to_send()
ser.write('a')
ser.write(data[0])
self.ser.write('a')
self.ser.write(data[0])
print "wrote %i" % ord(data[0])
ser.write('b')
ser.write(data[1])
ser.write('c')
ser.write(data[2])
ser.write('d')
ser.write(data[3])
self.ser.write('b')
self.ser.write(data[1])
self.ser.write('c')
self.ser.write(data[2])
self.ser.write('d')
self.ser.write(data[3])
else:
print "No device is connected"
print "Cannot send data, not connected..."
class Gunpoint :
def __init__(self, point1, point2, point3):