mirror of https://github.com/Desuuuu/klipper.git
624 lines
23 KiB
Python
624 lines
23 KiB
Python
# Palette 2 MMU support, Firmware 9.0.9 and newer supported only!
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#
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# Copyright (C) 2021 Clifford Roche <clifford.roche@gmail.com>
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#
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# This file may be distributed under the terms of the GNU GPLv3 license.
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import logging
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import os
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import serial
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from serial import SerialException
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try:
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from queue import Queue, Empty
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except ImportError:
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from Queue import Queue, Empty
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COMMAND_HEARTBEAT = "O99"
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COMMAND_CUT = "O10 D5"
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COMMAND_CLEAR = [
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"O10 D5",
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"O10 D0 D0 D0 DFFE1",
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"O10 D1 D0 D0 DFFE1",
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"O10 D2 D0 D0 DFFE1",
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"O10 D3 D0 D0 DFFE1",
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"O10 D4 D0 D0 D0069"]
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COMMAND_FILENAME = "O51"
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COMMAND_FILENAMES_DONE = "O52"
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COMMAND_FIRMWARE = "O50"
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COMMAND_PING = "O31"
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COMMAND_SMART_LOAD_STOP = "O102 D1"
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HEARTBEAT_SEND = 5.
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HEARTBEAT_TIMEOUT = (HEARTBEAT_SEND * 2.) + 1.
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SETUP_TIMEOUT = 300
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SERIAL_TIMER = 0.1
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AUTOLOAD_TIMER = 5.
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INFO_NOT_CONNECTED = "Palette 2 is not connected, connect first"
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class Palette2:
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def __init__(self, config):
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self.printer = config.get_printer()
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self.reactor = self.printer.get_reactor()
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try:
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self.virtual_sdcard = self.printer.load_object(
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config, "virtual_sdcard")
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except config.error:
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raise self.printer.config_error(
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"Palette 2 requires [virtual_sdcard] to work,"
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" please add it to your config!")
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try:
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self.pause_resume = self.printer.load_object(
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config, "pause_resume")
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except config.error:
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raise self.printer.config_error(
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"Palette 2 requires [pause_resume] to work,"
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" please add it to your config!")
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self.gcode_move = self.printer.load_object(config, 'gcode_move')
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self.gcode = self.printer.lookup_object("gcode")
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self.gcode.register_command(
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"PALETTE_CONNECT", self.cmd_Connect, desc=self.cmd_Connect_Help)
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self.gcode.register_command(
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"PALETTE_DISCONNECT",
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self.cmd_Disconnect,
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desc=self.cmd_Disconnect_Help)
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self.gcode.register_command(
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"PALETTE_CLEAR", self.cmd_Clear, desc=self.cmd_Clear_Help)
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self.gcode.register_command(
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"PALETTE_CUT", self.cmd_Cut, desc=self.cmd_Cut_Help)
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self.gcode.register_command(
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"PALETTE_SMART_LOAD",
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self.cmd_Smart_Load,
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desc=self.cmd_Smart_Load_Help)
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self.serial = None
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self.serial_port = config.get("serial")
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if not self.serial_port:
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raise config.error("Invalid serial port specific for Palette 2")
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self.baud = config.getint("baud", default=250000)
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self.feedrate_splice = config.getfloat(
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"feedrate_splice", 0.8, minval=0., maxval=1.)
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self.feedrate_normal = config.getfloat(
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"feedrate_normal", 1.0, minval=0., maxval=1.)
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self.auto_load_speed = config.getint("auto_load_speed", 2)
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# Omega code matchers
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self.omega_header = [None] * 9
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omega_handlers = ["O" + str(i) for i in range(33)]
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for cmd in omega_handlers:
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func = getattr(self, 'cmd_' + cmd, None)
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desc = getattr(self, 'cmd_' + cmd + '_help', None)
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if func:
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self.gcode.register_command(cmd, func, desc=desc)
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else:
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self.gcode.register_command(cmd, self.cmd_OmegaDefault)
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self._reset()
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self.read_timer = None
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self.read_buffer = ""
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self.read_queue = Queue()
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self.write_timer = None
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self.write_queue = Queue()
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self.heartbeat_timer = None
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self.heartbeat = None
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self.signal_disconnect = False
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self.is_printing = False
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self.smart_load_timer = None
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def _reset(self):
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self.files = []
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self.is_setup_complete = False
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self.is_splicing = False
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self.is_loading = False
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self.remaining_load_length = None
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self.omega_algorithms = []
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self.omega_algorithms_counter = 0
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self.omega_splices = []
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self.omega_splices_counter = 0
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self.omega_pings = []
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self.omega_pongs = []
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self.omega_current_ping = None
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self.omega_header = [None] * 9
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self.omega_header_counter = 0
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self.omega_last_command = ""
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self.omega_drivers = []
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def _check_P2(self, gcmd=None):
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if self.serial:
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return True
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if gcmd:
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gcmd.respond_info(INFO_NOT_CONNECTED)
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return False
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cmd_Connect_Help = ("Connect to the Palette 2")
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def cmd_Connect(self, gcmd):
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if self.serial:
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gcmd.respond_info(
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"Palette 2 serial port is already active, disconnect first")
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return
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self.signal_disconnect = False
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logging.info("Connecting to Palette 2 on port (%s) at (%s)" %
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(self.serial_port, self.baud))
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try:
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self.serial = serial.Serial(
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self.serial_port, self.baud, timeout=0, write_timeout=0)
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except SerialException:
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gcmd.respond_info("Unable to connect to the Palette 2")
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return
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with self.write_queue.mutex:
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self.write_queue.queue.clear()
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with self.read_queue.mutex:
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self.read_queue.queue.clear()
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self.read_timer = self.reactor.register_timer(
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self._run_Read, self.reactor.NOW)
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self.write_timer = self.reactor.register_timer(
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self._run_Write, self.reactor.NOW)
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self.heartbeat_timer = self.reactor.register_timer(
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self._run_Heartbeat, self.reactor.NOW)
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# Tell the device we're alive
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self.write_queue.put("\n")
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self.write_queue.put(COMMAND_FIRMWARE)
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cmd_Disconnect_Help = ("Disconnect from the Palette 2")
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def cmd_Disconnect(self, gmcd=None):
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logging.info("Disconnecting from Palette 2")
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if self.serial:
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self.serial.close()
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self.serial = None
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self.reactor.unregister_timer(self.read_timer)
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self.reactor.unregister_timer(self.write_timer)
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self.reactor.unregister_timer(self.heartbeat_timer)
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self.read_timer = None
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self.write_timer = None
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self.heartbeat = None
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self.is_printing = False
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cmd_Clear_Help = ("Clear the input and output of the Palette 2")
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def cmd_Clear(self, gcmd):
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logging.info("Clearing Palette 2 input and output")
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if self._check_P2(gcmd):
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for l in COMMAND_CLEAR:
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self.write_queue.put(l)
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cmd_Cut_Help = ("Cut the outgoing filament")
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def cmd_Cut(self, gcmd):
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logging.info("Cutting outgoing filament in Palette 2")
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if self._check_P2(gcmd):
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self.write_queue.put(COMMAND_CUT)
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cmd_Smart_Load_Help = ("Automatically load filament through the extruder")
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def cmd_Smart_Load(self, gcmd):
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if self._check_P2(gcmd):
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if not self.is_loading:
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gcmd.respond_info(
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"Cannot auto load when the Palette 2 is not ready")
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return
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self.p2cmd_O102(params=None)
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def cmd_OmegaDefault(self, gcmd):
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logging.debug("Omega Code: %s" % (gcmd.get_command()))
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if self._check_P2(gcmd):
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self.write_queue.put(gcmd.get_commandline())
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cmd_O1_help = (
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"Initialize the print, and check connection with the Palette 2")
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def cmd_O1(self, gcmd):
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logging.info("Initializing print with Pallete 2")
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if not self._check_P2(gcmd):
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raise self.printer.command_error(
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"Cannot initialize print, palette 2 is not connected")
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startTs = self.reactor.monotonic()
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while self.heartbeat is None and self.heartbeat < (
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self.reactor.monotonic() -
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HEARTBEAT_TIMEOUT) and startTs > (
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self.reactor.monotonic() -
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HEARTBEAT_TIMEOUT):
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self.reactor.pause(1)
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if self.heartbeat < (self.reactor.monotonic() - HEARTBEAT_TIMEOUT):
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raise self.printer.command_error(
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"No response from Palette 2 when initializing")
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self.write_queue.put(gcmd.get_commandline())
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self.gcode.respond_info(
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"Palette 2 waiting on user to complete setup")
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self.pause_resume.send_pause_command()
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cmd_O9_help = ("Reset print information")
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def cmd_O9(self, gcmd):
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logging.info("Print finished, resetting Palette 2 state")
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if self._check_P2(gcmd):
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self.write_queue.put(gcmd.get_commandline())
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self.is_printing = False
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def cmd_O21(self, gcmd):
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logging.debug("Omega version: %s" % (gcmd.get_commandline()))
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self._reset()
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self.omega_header[0] = gcmd.get_commandline()
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self.is_printing = True
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def cmd_O22(self, gcmd):
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logging.debug("Omega printer profile: %s" % (gcmd.get_commandline()))
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self.omega_header[1] = gcmd.get_commandline()
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def cmd_O23(self, gcmd):
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logging.debug("Omega slicer profile: %s" % (gcmd.get_commandline()))
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self.omega_header[2] = gcmd.get_commandline()
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def cmd_O24(self, gcmd):
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logging.debug("Omega PPM: %s" % (gcmd.get_commandline()))
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self.omega_header[3] = gcmd.get_commandline()
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def cmd_O25(self, gcmd):
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logging.debug("Omega inputs: %s" % (gcmd.get_commandline()))
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self.omega_header[4] = gcmd.get_commandline()
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drives = self.omega_header[4][4:].split()
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for idx in range(len(drives)):
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state = drives[idx][:2]
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if state == "D1":
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drives[idx] = "U" + str(60 + idx)
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self.omega_drives = [d for d in drives if d != "D0"]
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logging.info("Omega drives: %s" % self.omega_drives)
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def cmd_O26(self, gcmd):
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logging.debug("Omega splices %s" % (gcmd.get_commandline()))
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self.omega_header[5] = gcmd.get_commandline()
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def cmd_O27(self, gcmd):
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logging.debug("Omega pings: %s" % (gcmd.get_commandline()))
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self.omega_header[6] = gcmd.get_commandline()
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def cmd_O28(self, gcmd):
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logging.debug("Omega MSF NA: %s" % (gcmd.get_commandline()))
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self.omega_header[7] = gcmd.get_commandline()
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def cmd_O29(self, gcmd):
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logging.debug("Omega MSF NH: %s" % (gcmd.get_commandline()))
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self.omega_header[8] = gcmd.get_commandline()
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def cmd_O30(self, gcmd):
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try:
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param_drive = gcmd.get_commandline()[5:6]
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param_distance = gcmd.get_commandline()[8:]
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except IndexError:
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gmcd.respond_info(
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"Incorrect number of arguments for splice command")
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try:
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self.omega_splices.append((int(param_drive), param_distance))
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except ValueError:
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gcmd.respond_info("Incorrectly formatted splice command")
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logging.debug("Omega splice command drive %s distance %s" %
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(param_drive, param_distance))
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def cmd_O31(self, gcmd):
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if self._check_P2(gcmd):
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self.omega_current_ping = gcmd.get_commandline()
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logging.debug("Omega ping command: %s" %
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(gcmd.get_commandline()))
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self.write_queue.put(COMMAND_PING)
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self.gcode.create_gcode_command("G4", "G4", {"P": "10"})
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def cmd_O32(self, gcmd):
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logging.debug("Omega algorithm: %s" % (gcmd.get_commandline()))
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self.omega_algorithms.append(gcmd.get_commandline())
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def p2cmd_O20(self, params):
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if not self.is_printing:
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return
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# First print, we can ignore
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if params[0] == "D5":
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logging.info("First print on Palette")
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return
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try:
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n = int(params[0][1:])
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except (TypeError, IndexError):
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logging.error("O20 command has invalid parameters")
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return
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if n == 0:
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logging.info("Sending omega header %s" % self.omega_header_counter)
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self.write_queue.put(self.omega_header[self.omega_header_counter])
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self.omega_header_counter = self.omega_header_counter + 1
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elif n == 1:
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logging.info("Sending splice info %s" % self.omega_splices_counter)
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splice = self.omega_splices[self.omega_splices_counter]
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self.write_queue.put("O30 D%d D%s" % (splice[0], splice[1]))
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self.omega_splices_counter = self.omega_splices_counter + 1
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elif n == 2:
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logging.info("Sending current ping info %s" %
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self.omega_current_ping)
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self.write_queue.put(self.omega_current_ping)
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elif n == 4:
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logging.info("Sending algorithm info %s" %
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self.omega_algorithms_counter)
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self.write_queue.put(
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self.omega_algorithms[self.omega_algorithms_counter])
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self.omega_algorithms_counter = self.omega_algorithms_counter + 1
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elif n == 8:
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logging.info("Resending the last command to Palette 2")
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self.write_queue.put(self.omega_last_command)
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def p2cmd_O34(self, params):
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if not self.is_printing:
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return
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if len(params) > 2:
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percent = float(params[1][1:])
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if params[0] == "D1":
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number = len(self.omega_pings) + 1
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d = {"number": number, "percent": percent}
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logging.info("Ping %d, %d percent" % (number, percent))
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self.omega_pings.append(d)
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elif params[0] == "D2":
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number = len(self.omega_pongs) + 1
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d = {"number": number, "percent": percent}
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logging.info("Pong %d, %d percent" % (number, percent))
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self.omega_pongs.append(d)
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def p2cmd_O40(self, params):
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logging.info("Resume request from Palette 2")
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self.pause_resume.send_resume_command()
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def p2cmd_O50(self, params):
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if len(params) > 1:
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try:
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fw = params[0][1:]
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logging.info(
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"Palette 2 firmware version %s detected" % os.fwalk)
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except (TypeError, IndexError):
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logging.error("Unable to parse firmware version")
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if fw < "9.0.9":
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raise self.printer.command_error(
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"Palette 2 firmware version is too old, "
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"update to at least 9.0.9")
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else:
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self.files = [
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file for (
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file,
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size) in self.virtual_sdcard.get_file_list(
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check_subdirs=True) if ".mcf.gcode" in file]
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for file in self.files:
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self.write_queue.put("%s D%s" % (COMMAND_FILENAME, file))
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self.write_queue.put(COMMAND_FILENAMES_DONE)
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def p2cmd_O53(self, params):
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if len(params) > 1 and params[0] == "D1":
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try:
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idx = int(params[1][1:], 16)
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file = self.files[::-1][idx]
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self.gcode.run_script("SDCARD_PRINT_FILE FILENAME=%s" % file)
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except (TypeError, IndexError):
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logging.error("O53 has invalid command parameters")
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def p2cmd_O88(self, params):
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logging.error("Palette 2 error detected")
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try:
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error = int(params[0][1:], 16)
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logging.error("Palette 2 error code %d" % error)
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except (TypeError, IndexError):
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logging.error("Unable to parse Palette 2 error")
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def p2cmd_O97(self, params):
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def printCancelling(params):
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logging.info("Print Cancelling")
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self.gcode.run_script("CLEAR_PAUSE")
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self.gcode.run_script("CANCEL_PRINT")
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def printCancelled(params):
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logging.info("Print Cancelled")
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self._reset()
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def loadingOffsetStart(params):
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logging.info("Waiting for user to load filament into printer")
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self.is_loading = True
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def loadingOffset(params):
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self.remaining_load_length = int(params[1][1:])
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logging.debug("Loading filamant remaining %d" %
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self.remaining_load_length)
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if self.remaining_load_length >= 0 and self.smart_load_timer:
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logging.info("Smart load filament is complete")
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self.reactor.unregister_timer(self.smart_load_timer)
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self.smart_load_timer = None
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self.is_loading = False
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def feedrateStart(params):
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logging.info("Setting feedrate to %f for splice" %
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self.feedrate_splice)
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self.is_splicing = True
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self.gcode.run_script("M220 S%d" % (self.feedrate_splice * 100))
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def feedrateEnd(params):
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logging.info("Setting feedrate to %f splice done" %
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self.feedrate_normal)
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self.is_splicing = False
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self.gcode.run_script("M220 S%d" % (self.feedrate_normal * 100))
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matchers = []
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if self.is_printing:
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matchers = matchers + [
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[printCancelling, 2, "U0", "D2"],
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[printCancelled, 2, "U0", "D3"],
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[loadingOffset, 2, "U39"],
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[loadingOffsetStart, 1, "U39"],
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]
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matchers.append([feedrateStart, 3, "U25", "D0"])
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matchers.append([feedrateEnd, 3, "U25", "D1"])
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self._param_Matcher(matchers, params)
|
|
|
|
def p2cmd_O100(self, params):
|
|
logging.info("Pause request from Palette 2")
|
|
self.is_setup_complete = True
|
|
self.pause_resume.send_pause_command()
|
|
|
|
def p2cmd_O102(self, params):
|
|
toolhead = self.printer.lookup_object("toolhead")
|
|
if not toolhead.get_extruder().get_heater().can_extrude:
|
|
self.write_queue.put(COMMAND_SMART_LOAD_STOP)
|
|
self.gcode.respond_info(
|
|
"Unable to auto load filament, extruder is below minimum temp")
|
|
return
|
|
|
|
if self.smart_load_timer is None:
|
|
logging.info("Smart load starting")
|
|
self.smart_load_timer = self.reactor.register_timer(
|
|
self._run_Smart_Load, self.reactor.NOW)
|
|
|
|
def p2cmd(self, line):
|
|
t = line.split()
|
|
ocode = t[0]
|
|
params = t[1:]
|
|
params_count = len(params)
|
|
if params_count:
|
|
res = [i for i in params if i[0] == "D" or i[0] == "U"]
|
|
if not all(res):
|
|
logging.error("Omega parameters are invalid")
|
|
return
|
|
|
|
func = getattr(self, 'p2cmd_' + ocode, None)
|
|
if func is not None:
|
|
func(params)
|
|
|
|
def _param_Matcher(self, matchers, params):
|
|
# Match the command with the handling table
|
|
for matcher in matchers:
|
|
if len(params) >= matcher[1]:
|
|
match_params = matcher[2:]
|
|
res = all([match_params[i] == params[i]
|
|
for i in range(len(match_params))])
|
|
if res:
|
|
matcher[0](params)
|
|
return True
|
|
return False
|
|
|
|
def _run_Read(self, eventtime):
|
|
if self.signal_disconnect:
|
|
self.cmd_Disconnect()
|
|
return self.reactor.NEVER
|
|
|
|
# Do non-blocking reads from serial and try to find lines
|
|
while True:
|
|
try:
|
|
raw_bytes = self.serial.read()
|
|
except SerialException:
|
|
logging.error("Unable to communicate with the Palette 2")
|
|
self.cmd_Disconnect()
|
|
return self.reactor.NEVER
|
|
if len(raw_bytes):
|
|
text_buffer = self.read_buffer + raw_bytes.decode()
|
|
while True:
|
|
i = text_buffer.find("\n")
|
|
if i >= 0:
|
|
line = text_buffer[0:i+1]
|
|
self.read_queue.put(line.strip())
|
|
text_buffer = text_buffer[i+1:]
|
|
else:
|
|
break
|
|
self.read_buffer = text_buffer
|
|
else:
|
|
break
|
|
|
|
# Process any decoded lines from the device
|
|
while not self.read_queue.empty():
|
|
try:
|
|
text_line = self.read_queue.get_nowait()
|
|
except Empty:
|
|
pass
|
|
|
|
heartbeat_strings = [COMMAND_HEARTBEAT, "Connection Okay"]
|
|
if not any(x in text_line for x in heartbeat_strings):
|
|
logging.debug("%0.3f P2 -> : %s" %(eventtime, text_line))
|
|
|
|
# Received a heartbeat from the device
|
|
if text_line == COMMAND_HEARTBEAT:
|
|
self.heartbeat = eventtime
|
|
|
|
elif text_line[0] == "O":
|
|
self.p2cmd(text_line)
|
|
|
|
return eventtime + SERIAL_TIMER
|
|
|
|
def _run_Heartbeat(self, eventtime):
|
|
self.write_queue.put(COMMAND_HEARTBEAT)
|
|
if self.heartbeat and self.heartbeat < (
|
|
eventtime - HEARTBEAT_TIMEOUT):
|
|
logging.error(
|
|
"P2 has not responded to heartbeat, Palette will disconnect")
|
|
self.cmd_Disconnect()
|
|
return self.reactor.NEVER
|
|
return eventtime + HEARTBEAT_SEND
|
|
|
|
def _run_Write(self, eventtime):
|
|
while not self.write_queue.empty():
|
|
try:
|
|
text_line = self.write_queue.get_nowait()
|
|
except Empty:
|
|
continue
|
|
|
|
if text_line:
|
|
self.omega_last_command = text_line
|
|
l = text_line.strip()
|
|
if COMMAND_HEARTBEAT not in l:
|
|
logging.debug(
|
|
"%s -> P2 : %s" %
|
|
(self.reactor.monotonic(), l))
|
|
terminated_line = "%s\n" % (l)
|
|
try:
|
|
self.serial.write(terminated_line.encode())
|
|
except SerialException:
|
|
logging.error("Unable to communicate with the Palette 2")
|
|
self.signal_disconnect = True
|
|
return self.reactor.NEVER
|
|
return eventtime + SERIAL_TIMER
|
|
|
|
def _run_Smart_Load(self, eventtime):
|
|
if not self.is_splicing and self.remaining_load_length < 0:
|
|
# Make sure toolhead class isn't busy
|
|
toolhead = self.printer.lookup_object("toolhead")
|
|
print_time, est_print_time, lookahead_empty = toolhead.check_busy(
|
|
eventtime)
|
|
idle_time = est_print_time - print_time
|
|
if not lookahead_empty or idle_time < 0.5:
|
|
return eventtime + \
|
|
max(0., min(1., print_time - est_print_time))
|
|
|
|
extrude = abs(self.remaining_load_length)
|
|
extrude = min(50, extrude / 2)
|
|
if extrude <= 10:
|
|
extrude = 1
|
|
logging.info("Smart loading %dmm filament with %dmm remaining" % (
|
|
extrude, abs(self.remaining_load_length)))
|
|
|
|
self.gcode.run_script("G92 E0")
|
|
self.gcode.run_script("G1 E%d F%d" % (
|
|
extrude, self.auto_load_speed * 60))
|
|
return self.reactor.NOW
|
|
return eventtime + AUTOLOAD_TIMER
|
|
|
|
|
|
def load_config(config):
|
|
return Palette2(config)
|