kopia lustrzana https://github.com/vilemduha/blendercam
156 wiersze
6.2 KiB
Python
156 wiersze
6.2 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('([(!;].*|\s+|[a-zA-Z0-9_:](?:[+-])?\d*(?:\.\d*)?|\w\#\d+|\(.*?\)|\#\d+\=(?:[+-])?\d*(?:\.\d*)?)')
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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 (word == 'G2' or word == 'G02' or word == 'g2' or word == 'g02' or word == 'G12' or word == 'g12'):
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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 == 'G3' or word == 'G03' or word == 'g3' or word == 'g03' or word == 'G13' or word == 'g13'):
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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 (word == 'G61.1' or word == 'g61.1' or word == 'G61' or word == 'g61' or word == 'G64' or word == 'g64'):
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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') : 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') : self.col = "misc"
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elif (word[0] == 'N') : self.col = "blocknum"
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elif (word[0] == 'O') : 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] == '(') : (self.col, self.cdata) = ("comment", True)
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elif (word[0] == '!') : (self.col, self.cdata) = ("comment", True)
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elif (word[0] == ';') : (self.col, self.cdata) = ("comment", True)
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elif (word[0] == '#') : self.col = "variable"
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elif (word[0] == ':') : self.col = "blocknum"
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elif (ord(word[0]) <= 32) : self.cdata = True
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