mirror of
https://git.mirrors.martin98.com/https://github.com/petaflot/pygcode
synced 2025-04-22 22:00:30 +08:00
99 lines
3.1 KiB
Python
Executable File
99 lines
3.1 KiB
Python
Executable File
#!/usr/bin/env python
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import argparse
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for pygcode_lib_type in ('installed_lib', 'relative_lib'):
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try:
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# pygcode
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from pygcode import Machine, Mode, Line
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from pygcode import GCodeArcMove, GCodeArcMoveCW, GCodeArcMoveCCW
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from pygcode import split_gcodes
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from pygcode.transform import linearize_arc
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except ImportError:
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import sys, os, inspect
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# Add pygcode (relative to this test-path) to the system path
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_this_path = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))
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sys.path.insert(0, os.path.join(_this_path, '..'))
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if pygcode_lib_type == 'installed_lib':
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continue # import was attempted before sys.path addition. retry import
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raise # otherwise the raised ImportError is a genuine problem
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break
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# =================== Command Line Arguments ===================
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# --- Defaults
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DEFAULT_PRECISION = 0.005 # mm
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DEFAULT_MACHINE_MODE = 'G0 G54 G17 G21 G90 G94 M5 M9 T0 F0 S0'
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# --- Create Parser
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parser = argparse.ArgumentParser(description='Normalize gcode for machine consistency using different CAM software')
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parser.add_argument(
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'infile', type=argparse.FileType('r'), nargs=1,
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help="gcode file to normalize",
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)
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parser.add_argument(
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'--precision', '-p', dest='precision', type=float, default=DEFAULT_PRECISION,
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help="maximum positional error when generating gcodes (eg: arcs to lines)",
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)
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# Machine
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parser.add_argument(
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'--machine_mode', '-mm', dest='machine_mode', default=DEFAULT_MACHINE_MODE,
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help="Machine's startup mode as gcode (default: '%s')" % DEFAULT_MACHINE_MODE,
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)
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# Arcs
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parser.add_argument(
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'--arcs_linearize', '-al', dest='arcs_linearize',
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action='store_const', const=True, default=False,
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help="convert G2/3 commands to a series of linear G1 linear interpolations",
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)
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parser.add_argument(
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'--arc_alignment', '-aa', dest='arc_alignment', type=str, choices=('XYZ','IJK','R'),
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default=None,
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help="enforce precision on arcs, if XYZ the destination is altered to match the radius"
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"if IJK or R then the arc'c centre point is moved to assure precision",
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)
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# --- Parse Arguments
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args = parser.parse_args()
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# =================== Create Virtual CNC Machine ===================
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class MyMode(Mode):
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default_mode = args.machine_mode
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class MyMachine(Machine):
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MODE_CLASS = MyMode
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machine = MyMachine()
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# =================== Utility Functions ===================
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def gcodes2str(gcodes):
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return ' '.join("%s" % g for g in gcodes)
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# =================== Process File ===================
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print(args)
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for line_str in args.infile[0].readlines():
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line = Line(line_str)
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effective_gcodes = machine.block_modal_gcodes(line.block)
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if any(isinstance(g, GCodeArcMove) for g in effective_gcodes):
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print("---------> Found an Arc <----------")
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(before, (arc,), after) = split_gcodes(effective_gcodes, GCodeArcMove)
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if before:
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print(gcodes2str(before))
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print(str(arc))
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if after:
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print(gcodes2str(after))
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print("%r, %s" % (sorted(line.block.gcodes), line.block.modal_params))
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machine.process_block(line.block)
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