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sync select in evdev

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This commit is contained in:
chrys 2017-06-23 02:46:16 +02:00
parent b822d39b9a
commit 3037ad36e0
1 changed files with 15 additions and 6 deletions
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21
src/fenrir/inputDriver/evdevDriver.py
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@ -16,10 +16,14 @@ except Exception as e:
import time
from select import select
import multiprocessing
from multiprocessing.sharedctypes import Value
from ctypes import c_bool
from core.eventData import fenrirEventType
from core import inputData
from core import debug
class driver():
def __init__(self):
self._manager = multiprocessing.Manager()
@ -28,7 +32,7 @@ class driver():
self.uDevices = {}
self.iDeviceNo = 0
self._initialized = False
self.watchDog = Value(c_bool, True)
def initialize(self, environment):
self.env = environment
global _evdevAvailable
@ -38,7 +42,7 @@ class driver():
self.env['runtime']['debug'].writeDebugOut('InputDriver: ' + _evdevAvailableError,debug.debugLevel.ERROR)
return
self.updateInputDevices()
self.env['runtime']['eventManager'].addSimpleEventThread(fenrirEventType.KeyboardInput, self.inputWatchdog, self.iDevicesFD)
self.env['runtime']['eventManager'].addSimpleEventThread(fenrirEventType.KeyboardInput, self.inputWatchdog, {'dev':self.iDevicesFD, 'syn':self.watchDog})
def shutdown(self):
if not self._initialized:
return
@ -46,12 +50,14 @@ class driver():
deviceFd = []
for fd in iDevicesFD:
deviceFd.append(fd)
print('select', deviceFd, iDevicesFD)
r, w, x = select(deviceFd, [], [], 3)
time.sleep(0.1)
while self.watchDog.value == 1:
time.sleep(0.01)
r, w, x = select(deviceFd, [], [], 3)
self.watchDog.value = 0
def getInputEvent(self):
if not self.hasIDevices():
time.sleep(0.008) # dont flood CPU
self.watchDog.value = 1
return None
event = None
r, w, x = select(self.iDevices, [], [], 0.0001)
@ -61,6 +67,7 @@ class driver():
event = self.iDevices[fd].read_one()
except:
self.removeDevice(fd)
self.watchDog.value = 1
return None
foreward = False
while(event):
@ -78,6 +85,7 @@ class driver():
continue
if not foreward:
if currMapEvent['EventState'] in [0,1,2]:
self.watchDog.value = 1
return currMapEvent
else:
if not event.type in [0,1,4]:
@ -85,7 +93,8 @@ class driver():
event = self.iDevices[fd].read_one()
if foreward:
self.writeEventBuffer()
self.clearEventBuffer()
self.clearEventBuffer()
self.watchDog.value = 1
return None
def writeEventBuffer(self):