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Send now fix #924

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Send now fix #924

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d0d390d
Switch to _sendnext for send_now commands
kliment Mar 25, 2018
a8fbd40
Reduce cpu usage while idling in send
kliment Mar 25, 2018
efdd363
Merge branch '2.x' into send_now_fix
kliment Mar 25, 2018
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34 changes: 19 additions & 15 deletions printrun/printcore.py
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Original file line number Diff line number Diff line change
Expand Up @@ -389,14 +389,16 @@ def _stop_sender(self):
self.send_thread = None

def _sender(self):
if not self.paused:
self.lineno = 0
self._send("M110", -1, True)
while not self.stop_send_thread:
try:
command = self.priqueue.get(True, 0.1)
except QueueEmpty:
continue
while self.printer and self.printing and not self.clear:
time.sleep(0.001)
self._send(command)
if not(self.priqueue.empty()):
self._sendnext(now=True)
else:
time.sleep(0.1)
while self.printer and self.printing and not self.clear:
time.sleep(0.001)

Expand Down Expand Up @@ -565,16 +567,16 @@ def process_host_command(self, command):
if command.startswith(";@pause"):
self.pause()

def _sendnext(self):
def _sendnext(self, now=False):
if not self.printer:
return
while self.printer and self.printing and not self.clear:
while self.printer and (self.printing or now) and not self.clear:
time.sleep(0.001)
# Only wait for oks when using serial connections or when not using tcp
# in streaming mode
if not self.printer_tcp or not self.tcp_streaming_mode:
self.clear = False
if not (self.printing and self.printer and self.online):
if not ((self.printing or now) and self.printer and self.online):
self.clear = True
return
if self.resendfrom < self.lineno and self.resendfrom > -1:
Expand All @@ -583,7 +585,8 @@ def _sendnext(self):
return
self.resendfrom = -1
if not self.priqueue.empty():
self._send(self.priqueue.get_nowait())
self._send(self.priqueue.get_nowait(),self.lineno, True)
self.lineno += 1
self.priqueue.task_done()
return
if self.printing and self.queueindex < len(self.mainqueue):
Expand Down Expand Up @@ -636,12 +639,13 @@ def _sendnext(self):
self.clear = True
self.queueindex += 1
else:
self.printing = False
self.clear = True
if not self.paused:
self.queueindex = 0
self.lineno = 0
self._send("M110", -1, True)
if not now:
self.printing = False
self.clear = True
if not self.paused:
self.queueindex = 0
self.lineno = 0
self._send("M110", -1, True)

def _send(self, command, lineno = 0, calcchecksum = False):
# Only add checksums if over serial (tcp does the flow control itself)
Expand Down