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Code Issues Projects Releases Packages Wiki Activity Actions 8

Fix USB printing on Linux

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Contributes to #82
This commit is contained in:
Arjen Hiemstra 2015-07-07 11:24:26 +02:00
parent 17e5d1f835
commit a9f109fd74
2 changed files with 45 additions and 33 deletions
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34
plugins/USBPrinting/PrinterConnection.py
View file

@ -58,7 +58,7 @@ class PrinterConnection(SignalEmitter):
self._gcode_position = 0
# List of gcode lines to be printed
self._gcode = None
self._gcode = []
# Number of extruders
self._extruder_count = 1
@ -102,8 +102,12 @@ class PrinterConnection(SignalEmitter):
# \param gcode_list List with gcode (strings).
def printGCode(self, gcode_list):
if self.isPrinting() or not self._is_connected:
Logger.log("d", "Printer is busy or not connected, aborting print")
return
self._gcode = gcode_list
self._gcode.clear()
for layer in gcode_list:
self._gcode.extend(layer.split("\n"))
#Reset line number. If this is not done, first line is sometimes ignored
self._gcode.insert(0, "M110")
@ -156,14 +160,18 @@ class PrinterConnection(SignalEmitter):
return
programmer.close()
self.setProgress(100, 100)
## Upload new firmware to machine
# \param filename full path of firmware file to be uploaded
def updateFirmware(self, file_name):
Logger.log("i", "Updating firmware of %s using %s", self._serial_port, file_name)
self._firmware_file_name = file_name
self._update_firmware_thread.start()
## Private connect function run by thread. Can be started by calling connect.
def _connect(self):
Logger.log("d", "Attempting to connect to %s", self._serial_port)
self._is_connecting = True
programmer = stk500v2.Stk500v2()
try:
@ -174,8 +182,9 @@ class PrinterConnection(SignalEmitter):
except Exception as e:
Logger.log("i", "Could not establish connection on %s, unknown reasons. Device is not arduino based." % self._serial_port)
if not self._serial or not programmer.serial:
if not self._serial:
self._is_connecting = False
Logger.log("i", "Could not establish connection on %s, unknown reasons.", self._serial_port)
return
# If the programmer connected, we know its an atmega based version. Not all that usefull, but it does give some debugging information.
@ -229,13 +238,14 @@ class PrinterConnection(SignalEmitter):
self.connectionStateChanged.emit(self._serial_port)
if self._is_connected:
self._listen_thread.start() #Start listening
'''Application.getInstance().addOutputDevice(self._serial_port, {
"id": self._serial_port,
"function": self.printGCode,
"description": "Print with USB {0}".format(self._serial_port),
"icon": "print_usb",
"priority": 1
})'''
#Application.getInstance().addOutputDevice(self._serial_port, {
#"id": self._serial_port,
#"function": self.printGCode,
#"shortDescription": "Print with USB",
#"description": "Print with USB {0}".format(self._serial_port),
#"icon": "save",
#"priority": 1
#})
else:
Logger.log("w", "Printer connection state was not changed")
@ -264,6 +274,7 @@ class PrinterConnection(SignalEmitter):
def _sendCommand(self, cmd):
if self._serial is None:
return
if "M109" in cmd or "M190" in cmd:
self._heatup_wait_start_time = time.time()
if "M104" in cmd or "M109" in cmd:
@ -363,6 +374,7 @@ class PrinterConnection(SignalEmitter):
if b"Extruder switched off" in line or b"Temperature heated bed switched off" in line or b"Something is wrong, please turn off the printer." in line:
if not self.hasError():
self._setErrorState(line[6:])
elif b" T:" in line or line.startswith(b"T:"): #Temperature message
try:
self._setExtruderTemperature(self._temperature_requested_extruder_index,float(re.search(b"T: *([0-9\.]*)", line).group(1)))
@ -442,7 +454,7 @@ class PrinterConnection(SignalEmitter):
## Set the progress of the print.
# It will be normalized (based on max_progress) to range 0 - 100
def setProgress(self, progress, max_progress = 100):
self._progress = progress / max_progress * 100 #Convert to scale of 0-100
self._progress = (progress / max_progress) * 100 #Convert to scale of 0-100
self.progressChanged.emit(self._progress, self._serial_port)
## Cancel the current print. Printer connection wil continue to listen.

24
plugins/USBPrinting/USBPrinterManager.py
View file

@ -47,7 +47,7 @@ class USBPrinterManager(QObject, SignalEmitter, Extension):
self.setMenuName("Firmware")
self.addMenuItem(i18n_catalog.i18n("Update Firmware"), self.updateAllFirmware)
pyqtError = pyqtSignal(str, arguments = ["amount"])
pyqtError = pyqtSignal(str, arguments = ["error"])
processingProgress = pyqtSignal(float, arguments = ["amount"])
pyqtExtruderTemperature = pyqtSignal(float, arguments = ["amount"])
pyqtBedTemperature = pyqtSignal(float, arguments = ["amount"])
@ -59,9 +59,9 @@ class USBPrinterManager(QObject, SignalEmitter, Extension):
path = QUrl.fromLocalFile(os.path.join(PluginRegistry.getInstance().getPluginPath("USBPrinting"), "FirmwareUpdateWindow.qml"))
component = QQmlComponent(Application.getInstance()._engine, path)
context = QQmlContext(Application.getInstance()._engine.rootContext())
context.setContextProperty("manager", self)
self._firmware_view = component.create(context)
self._firmware_context = QQmlContext(Application.getInstance()._engine.rootContext())
self._firmware_context.setContextProperty("manager", self)
self._firmware_view = component.create(self._firmware_context)
self._firmware_view.show()
@ -72,10 +72,10 @@ class USBPrinterManager(QObject, SignalEmitter, Extension):
path = QUrl.fromLocalFile(os.path.join(PluginRegistry.getInstance().getPluginPath("USBPrinting"), "ControlWindow.qml"))
component = QQmlComponent(Application.getInstance()._engine, path)
context = QQmlContext(Application.getInstance()._engine.rootContext())
context.setContextProperty("manager", self)
self._control_context = QQmlContext(Application.getInstance()._engine.rootContext())
self._control_context.setContextProperty("manager", self)
self._control_view = component.create(context)
self._control_view = component.create(self._control_context)
self._control_view.show()
@ -175,8 +175,8 @@ class USBPrinterManager(QObject, SignalEmitter, Extension):
## Callback for error
def onError(self, error):
self._error_message = error
self.pyqtError.emit(error)
self._error_message = error if type(error) is str else error.decode("utf-8")
self.pyqtError.emit(self._error_message)
## Callback for progress change
def onProgress(self, progress, serial_port):
@ -241,9 +241,9 @@ class USBPrinterManager(QObject, SignalEmitter, Extension):
Application.getInstance().addOutputDevice(serial_port, {
"id": serial_port,
"function": self.spawnControlInterface,
"description": "Print through USB {0}".format(serial_port),
"shortDescription": "Print through USB",
"icon": "print_usb",
"description": "Print with USB {0}".format(serial_port),
"shortDescription": "Print with USB",
"icon": "save",
"priority": 1
})
else: