kopia lustrzana https://github.com/vilemduha/blendercam
190 wiersze
6.3 KiB
Python
190 wiersze
6.3 KiB
Python
################################################################################
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# iso_read.py
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#
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# Simple ISO NC code parsing
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#
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# Hirutso Enni, 2009-01-13
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from . import nc_read as nc
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import re
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import sys
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################################################################################
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class Parser(nc.Parser):
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def __init__(self, writer):
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nc.Parser.__init__(self, writer)
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self.pattern_main = re.compile(
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"([(!;].*|\s+|[a-zA-Z0-9_:](?:[+-])?\d*(?:\.\d*)?|\w\#\d+|\(.*?\)|\#\d+\=(?:[+-])?\d*(?:\.\d*)?)"
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)
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self.arc_centre_absolute = False
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self.arc_centre_positive = False
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self.oldx = None
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self.oldy = None
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self.oldz = None
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# if ( or ! or ; at least one space or a letter followed by some character or not followed by a +/- followed by decimal, with a possible decimal point
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# followed by a possible deimcal, or a letter followed by # with a decimal . deimcal
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# add your character here > [(!;] for comments char
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# then look for the 'comment' function towards the end of the file and add another elif
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def ParseWord(self, word):
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if word[0] == "A" or word[0] == "a":
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self.col = "axis"
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self.a = eval(word[1:])
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self.move = True
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elif word[0] == "B" or word[0] == "b":
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self.col = "axis"
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self.b = eval(word[1:])
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self.move = True
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elif word[0] == "C" or word[0] == "c":
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self.col = "axis"
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self.c = eval(word[1:])
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self.move = True
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elif word[0] == "F" or word[0] == "f":
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self.col = "axis"
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self.writer.feedrate(word[1:])
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elif word[0] == "H" or word[0] == "h":
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self.col = "axis"
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self.h = eval(word[1:])
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self.move = True
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elif word == "G0" or word == "G00" or word == "g0" or word == "g00":
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self.path_col = "rapid"
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self.col = "rapid"
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self.arc = 0
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elif word == "G1" or word == "G01" or word == "g1" or word == "g01":
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self.path_col = "feed"
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self.col = "feed"
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self.arc = 0
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elif (
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word == "G2"
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or word == "G02"
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or word == "g2"
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or word == "g02"
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or word == "G12"
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or word == "g12"
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):
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self.path_col = "feed"
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self.col = "feed"
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self.arc = -1
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elif (
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word == "G3"
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or word == "G03"
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or word == "g3"
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or word == "g03"
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or word == "G13"
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or word == "g13"
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):
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self.path_col = "feed"
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self.col = "feed"
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self.arc = +1
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elif word == "G10" or word == "g10":
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self.no_move = True
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elif word == "L1" or word == "l1":
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self.no_move = True
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elif (
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word == "G61.1"
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or word == "g61.1"
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or word == "G61"
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or word == "g61"
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or word == "G64"
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or word == "g64"
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):
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self.no_move = True
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elif word == "G20" or word == "G70":
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self.col = "prep"
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self.writer.imperial()
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elif word == "G21" or word == "G71":
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self.col = "prep"
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self.writer.metric()
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elif word == "G43" or word == "g43":
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self.height_offset = True
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self.move = True
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self.path_col = "rapid"
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self.col = "rapid"
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elif word == "G81" or word == "g81":
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self.drill = True
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self.no_move = True
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self.path_col = "feed"
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self.col = "feed"
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elif word == "G82" or word == "g82":
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self.drill = True
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self.no_move = True
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self.path_col = "feed"
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self.col = "feed"
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elif word == "G83" or word == "g83":
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self.drill = True
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self.no_move = True
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self.path_col = "feed"
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self.col = "feed"
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elif word == "G90" or word == "g90":
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self.absolute()
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elif word == "G91" or word == "g91":
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self.incremental()
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elif word[0] == "G":
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col = "prep"
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elif word[0] == "I" or word[0] == "i":
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self.col = "axis"
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self.i = eval(word[1:])
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self.move = True
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elif word[0] == "J" or word[0] == "j":
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self.col = "axis"
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self.j = eval(word[1:])
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self.move = True
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elif word[0] == "K" or word[0] == "k":
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self.col = "axis"
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self.k = eval(word[1:])
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self.move = True
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elif word[0] == "M":
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self.col = "misc"
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elif word[0] == "N":
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self.col = "blocknum"
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elif word[0] == "O":
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self.col = "program"
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elif word[0] == "P" or word[0] == "p":
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if self.no_move != True:
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self.col = "axis"
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self.p = eval(word[1:])
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self.move = True
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elif word[0] == "Q" or word[0] == "q":
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if self.no_move != True:
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self.col = "axis"
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self.q = eval(word[1:])
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self.move = True
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elif word[0] == "R" or word[0] == "r":
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self.col = "axis"
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self.r = eval(word[1:])
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self.move = True
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elif word[0] == "S" or word[0] == "s":
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self.col = "axis"
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self.writer.spindle(word[1:], (float(word[1:]) >= 0.0))
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elif word[0] == "T":
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self.col = "tool"
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self.writer.tool_change(eval(word[1:]))
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elif word[0] == "X" or word[0] == "x":
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self.col = "axis"
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self.x = eval(word[1:])
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self.move = True
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elif word[0] == "Y" or word[0] == "y":
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self.col = "axis"
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self.y = eval(word[1:])
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self.move = True
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elif word[0] == "Z" or word[0] == "z":
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self.col = "axis"
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self.z = eval(word[1:])
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self.move = True
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elif word[0] == "(":
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(self.col, self.cdata) = ("comment", True)
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elif word[0] == "!":
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(self.col, self.cdata) = ("comment", True)
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elif word[0] == ";":
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(self.col, self.cdata) = ("comment", True)
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elif word[0] == "#":
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self.col = "variable"
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elif word[0] == ":":
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self.col = "blocknum"
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elif ord(word[0]) <= 32:
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self.cdata = True
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