fixes from IchGucksLive for drilling simulation. Tweaks to linuxcnc post
This commit is contained in:
sliptonic
committed by
Yorik van Havre
Yorik van Havre
parent
0c54e0dc3a
commit
5bca294d16
@@ -21,8 +21,16 @@
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# * *
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# ***************************************************************************/
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from __future__ import print_function
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import FreeCAD
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from FreeCAD import Units
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import Path
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import argparse
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import datetime
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import shlex
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from PathScripts import PostUtils
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from PathScripts import PathUtils
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TOOLTIP='''
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TOOLTIP = '''
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This is a postprocessor file for the Path workbench. It is used to
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take a pseudo-gcode fragment outputted by a Path object, and output
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real GCode suitable for a linuxcnc 3 axis mill. This postprocessor, once placed
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@@ -33,14 +41,6 @@ import linuxcnc_post
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linuxcnc_post.export(object,"/path/to/file.ncc","")
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'''
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import FreeCAD
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from FreeCAD import Units
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import argparse
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import datetime
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import shlex
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from PathScripts import PostUtils
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from PathScripts import PathUtils
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now = datetime.datetime.now()
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parser = argparse.ArgumentParser(prog='linuxcnc', add_help=False)
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@@ -52,12 +52,14 @@ parser.add_argument('--line-numbers', action='store_true', help='prefix with lin
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parser.add_argument('--no-line-numbers', action='store_true', help='don\'t prefix with line numbers (default)')
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parser.add_argument('--show-editor', action='store_true', help='pop up editor before writing output (default)')
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parser.add_argument('--no-show-editor', action='store_true', help='don\'t pop up editor before writing output')
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parser.add_argument('--precision', default='4', help='number of digits of precision, default=4')
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parser.add_argument('--precision', default='3', help='number of digits of precision, default=4')
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parser.add_argument('--preamble', help='set commands to be issued before the first command, default="G17\nG90"')
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parser.add_argument('--postamble', help='set commands to be issued after the last command, default="M05\nG17 G90\nM2"')
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parser.add_argument('--inches', action='store_true', help='Convert output for US imperial mode (G20)')
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parser.add_argument('--modal', action='store_true', help='Dont output the Same Gcommand Name USE Modal Mode')
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parser.add_argument('--no-doubles', action='store_true', help='Dont output the Same Axis Value Mode')
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TOOLTIP_ARGS=parser.format_help()
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TOOLTIP_ARGS = parser.format_help()
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# These globals set common customization preferences
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OUTPUT_COMMENTS = True
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@@ -65,6 +67,7 @@ OUTPUT_HEADER = True
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OUTPUT_LINE_NUMBERS = False
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SHOW_EDITOR = True
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MODAL = False # if true commands are suppressed if the same as previous line.
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OUTPUT_DOUBLES = True
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COMMAND_SPACE = " "
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LINENR = 100 # line number starting value
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@@ -76,7 +79,7 @@ UNIT_FORMAT = 'mm'
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MACHINE_NAME = "LinuxCNC"
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CORNER_MIN = {'x': 0, 'y': 0, 'z': 0}
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CORNER_MAX = {'x': 500, 'y': 300, 'z': 300}
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PRECISION=4
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PRECISION = 3
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# Preamble text will appear at the beginning of the GCODE output file.
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PREAMBLE = '''G17 G90
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@@ -103,6 +106,7 @@ TOOL_CHANGE = ''''''
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if open.__module__ == '__builtin__':
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pythonopen = open
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def processArguments(argstring):
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global OUTPUT_HEADER
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global OUTPUT_COMMENTS
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@@ -114,6 +118,8 @@ def processArguments(argstring):
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global UNITS
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global UNIT_SPEED_FORMAT
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global UNIT_FORMAT
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global MODAL
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global OUTPUT_DOUBLES
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try:
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args = parser.parse_args(shlex.split(argstring))
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@@ -143,12 +149,18 @@ def processArguments(argstring):
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UNITS = 'G20'
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UNIT_SPEED_FORMAT = 'in/min'
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UNIT_FORMAT = 'in'
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PRECISION = 4
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if args.modal:
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MODAL = True
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if args.no_doubles:
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OUTPUT_DOUBLES = False
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except:
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return False
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return True
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def export(objectslist, filename, argstring):
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if not processArguments(argstring):
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return None
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@@ -183,17 +195,16 @@ def export(objectslist, filename, argstring):
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myMachine = 'not set'
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if hasattr(job,"MachineName"):
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if hasattr(job, "MachineName"):
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myMachine = job.MachineName
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if hasattr(job, "MachineUnits"):
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if job.MachineUnits == "Metric":
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UNITS = "G21"
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UNIT_SPEED_FORMAT = 'mm/min'
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UNITS = "G21"
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UNIT_SPEED_FORMAT = 'mm/min'
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else:
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UNITS = "G20"
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UNIT_SPEED_FORMAT = 'in/min'
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UNITS = "G20"
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UNIT_SPEED_FORMAT = 'in/min'
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# do the pre_op
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if OUTPUT_COMMENTS:
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@@ -245,16 +256,24 @@ def linenumber():
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return "N" + str(LINENR) + " "
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return ""
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def parse(pathobj):
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global PRECISION
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global MODAL
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global OUTPUT_DOUBLES
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out = ""
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lastcommand = None
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precision_string = '.' + str(PRECISION) +'f'
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precision_string = '.' + str(PRECISION) + 'f'
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# params = ['X','Y','Z','A','B','I','J','K','F','S'] #This list control
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# the order of parameters
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# linuxcnc doesn't want K properties on XY plane Arcs need work.
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params = ['X', 'Y', 'Z', 'A', 'B', 'I', 'J', 'F', 'S', 'T', 'Q', 'R', 'L', 'H']
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params = ['X', 'Y', 'Z', 'A', 'B', 'C', 'I', 'J', 'F', 'S', 'T', 'Q', 'R', 'L', 'H', 'D', 'P']
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# keep track for no doubles
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currLocation = {}
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firstmove = Path.Command("G0", {"X": -1, "Y": -1, "Z": -1, "F": -1})
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currLocation.update(firstmove.Parameters)
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if hasattr(pathobj, "Group"): # We have a compound or project.
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# if OUTPUT_COMMENTS:
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@@ -284,22 +303,31 @@ def parse(pathobj):
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# Now add the remaining parameters in order
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for param in params:
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if param in c.Parameters:
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if param == 'F':
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if c.Name not in ["G0", "G00"]: #linuxcnc doesn't use rapid speeds
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if param == 'F' and (currLocation[param] == c.Parameters[param] and OUTPUT_DOUBLES):
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if c.Name not in ["G0", "G00"]: # linuxcnc doesn't use rapid speeds
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speed = Units.Quantity(c.Parameters['F'], FreeCAD.Units.Velocity)
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outstring.append(
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param + format(float(speed.getValueAs(UNIT_SPEED_FORMAT)), precision_string) )
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param + format(float(speed.getValueAs(UNIT_SPEED_FORMAT)), precision_string))
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elif param == 'T':
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outstring.append(param + str(int(c.Parameters['T'])))
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elif param == 'H':
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outstring.append(param + str(int(c.Parameters['H'])))
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elif param == 'D':
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outstring.append(param + str(int(c.Parameters['D'])))
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elif param == 'S':
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outstring.append(param + str(int(c.Parameters['S'])))
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else:
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pos = Units.Quantity(c.Parameters[param], FreeCAD.Units.Length)
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outstring.append(
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param + format(float(pos.getValueAs(UNIT_FORMAT)), precision_string) )
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#param + format(c.Parameters[param], precision_string))
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if (not OUTPUT_DOUBLES) and (param in currLocation) and (currLocation[param] == c.Parameters[param]):
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continue
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else:
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pos = Units.Quantity(c.Parameters[param], FreeCAD.Units.Length)
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outstring.append(
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param + format(float(pos.getValueAs(UNIT_FORMAT)), precision_string))
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# param + format(c.Parameters[param], precision_string))
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# store the latest command
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lastcommand = command
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currLocation.update(c.Parameters)
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# Check for Tool Change:
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if command == 'M6':
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