def init_trig_with_BuzzandTemp(motion):
"""
Waits up to 4 seconds until corresponding sensor is triggered.
If sensor triggered and temperature sensor not been triggered prior,
buzzer will go off.
If had triggered prior, direction of movement sent as message to server.
Parameters:
motion(int): Second motion sensor pin
"""
for x in range(40):
# Loop for 40 iterations.
time.sleep(0.1)
# Delay for 10ms.
if (GPIO.input(motion) == 1):
# Determines if corresponding motion sensor is triggered.
if (motion == 1) and (!tempSensor.scanned):
# Determines if user enters without temp scan.
GPIO.setup(buzzerPin, GPIO.OUT)
# Set buzzerPin to output mode.
GPIO.output(buzzerPin, GPIO.HIGH)
# Set buzzerPin high.
time.sleep(2)
# Delay for 2 seconds.
GPIO.output(buzzerPin, GPIO.LOW)
# Set buzzerPin low.
print("BUZZ")
break
else:
TCP.client(str(motion))
# Sends direction of motion as message to the connected server.
tempSensor.scanned = False
break
def speed(time, distance):
"""
Calculates and sends speed as a message to server.
Parameters:
time(float): Time given in seconds
distance(float): Distance given in meters
"""
speed = distance/time
# Calculates speed in meters/second.
TCP.client(str(speed))
def init_trig(motion):
"""
Waits up to 4 seconds until corresponding sensor is triggered.
motion(int): Second motion sensor pin
"""
for x in range(40):
# Loop for 40 iterations.
time.sleep(0.1)
# Delay for 10ms.
if (GPIO.input(motion) == 1):
# Determines if corresponding motion sensor is triggered.
TCP.client(str(motion))
# Sends direction of motion as message to the connected server.
break
def feverScanner(maxtemp):
"""
Determines if an individual is standing infront of the temperature sensor,
waits a full second and reads the temperature value again to gain a more
stable value. Also determines if temperature is above that of the norm.
This data is relayed as a message to the server.
"""
global init
global scanned
tempReading()
if (tdata[0] > roomtemp) and (tdata[0] > 30):
if (!init):
init = True
feverScanner()
else:
init = False
scanned = True
TCP.client(str(tdata[0]))
if (tdata[0]) > maxtemp:
scanned = False
time.sleep(1)
