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g_code_library.py
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g_code_library.py
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#!/usr/bin/python
"""
g_code_library
Copyright (C) <2017> <Scorch>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
"""
import sys
from math import *
import os
import re
import binascii
import getopt
import webbrowser
#################
### START LIB ###
#################
############################################################################
class G_Code_Rip:
def __init__(self):
self.Zero = 0.0000001
self.g_code_data = []
self.scaled_trans = []
self.right_side = []
self.left_side = []
self.probe_gcode = []
self.probe_coords = []
self.arc_angle = 2
self.accuracy = .001
self.units = "in"
################################################################################
# Function for outputting messages to different locations #
# depending on what options are enabled #
################################################################################
def fmessage(self,text,newline=True):
if newline==True:
try:
sys.stdout.write(text)
sys.stdout.write("\n")
except:
pass
else:
try:
sys.stdout.write(text)
except:
pass
def Read_G_Code(self,filename, XYarc2line = False, arc_angle=2, units="in", Accuracy=""):
self.g_code_data = []
self.scaled_trans = []
self.right_side = []
self.left_side = []
self.probe_gcode = []
self.probe_coords = []
self.arc_angle = arc_angle
self.units = units
if Accuracy == "":
if units == "in":
self.accuracy = .001
else:
self.accuracy = .025
else:
self.accuracy = float(Accuracy)
READ_MSG = []
# Try to open file for reading
try:
fin = open(filename,'r')
except:
READ_MSG.append("Unable to open file: %s" %(filename))
return READ_MSG
scale = 1
variables = []
line_number = 0
xind=0
yind=1
zind=2
mode_arc = "incremental" # "absolute"
mode_pos = "absolute" # "incremental"
mvtype = 1 # G0 (Rapid), G1 (linear), G2 (clockwise arc) or G3 (counterclockwise arc).
plane = "17" # G17 (Z-axis, XY-plane), G18 (Y-axis, XZ-plane), or G19 (X-axis, YZ-plane)
pos =['','','']
pos_last=['','','']
POS =[complex(0,1),complex(0,1),complex(0,1)]
feed = 0
spindle = 0
#########################
for line in fin:
line_number = line_number + 1
#print line_number
line = line.replace("\n","")
line = line.replace("\r","")
code_line=[]
#####################
### FIND COMMENTS ###
#####################
if line.find("(") != -1:
s = line.find("(")
while s != -1:
e = line.find(")")
code_line.append([ ";", line[s:e+1] ])
line = self.rm_text(line,s,e)
s = line.find("(")
if line.find(";") != -1:
s = line.find(";")
e = len(line)
code_line.append([ ";", line[s:e] ])
line = self.rm_text(line,s,e)
# If comment exists write it to output
if code_line!= []:
for comment in code_line:
self.g_code_data.append(comment)
code_line=[]
# Switch remaining non comment data to upper case
# and remove spaces
line = line.upper()
line = line.replace(" ","")
#####################################################
# Find # chars and check for a variable definition #
#####################################################
if line.find("#") != -1:
s = line.rfind("#")
while s != -1:
if line[s+1] == '<':
e = s+2
while line[e] != '>' and e <= len(line):
e = e+1
e = e+1
vname = line[s:e].lower()
else:
vname = re.findall(r'[-+]?\d+',line[s:])[0]
e = s + 1 + len(vname)
vname = line[s:e]
DEFINE = False
if e < len(line):
if line[e]=="=":
DEFINE = True
if DEFINE:
try:
vval = "%.4f" %(float(line[e+1:]))
line = ''
except:
try:
vval = self.EXPRESSION_EVAL(line[e+1:])
line = ''
except:
READ_MSG.append(str(sys.exc_info()[1]))
return READ_MSG
variables.append([vname,vval])
line = self.rm_text(line,s,e-1)
else:
line = self.rm_text(line,s,e-1)
VALUE = ''
for V in variables:
if V[0] == vname:
VALUE = V[1]
line = self.insert_text(line,VALUE,s)
s = line.rfind("#")
#########################
### FIND MATH REGIONS ###
#########################
if line.find("[") != -1 and line.find("[") != 0:
############################
s = line.find("[")
while s != -1:
e = s + 1
val = 1
while val > 0:
if e >= len(line):
MSG = "ERROR: Unable to evaluate expression: G-Code Line %d" %(line_number)
raise ValueError(MSG)
if line[e]=="[":
val = val + 1
elif line[e] == "]":
val = val - 1
e = e + 1
new_val = self.EXPRESSION_EVAL(line[s:e])
line = self.rm_text(line,s,e-1)
line = self.insert_text(line,new_val,s)
s = line.find("[")
#############################
####################################
### FIND FULLY UNSUPPORTED CODES ###
####################################
# D Tool radius compensation number
# E ...
# L ...
# O ... Subroutines
# Q Feed increment in G73, G83 canned cycles
# A A axis of machine
# B B axis of machine
# C C axis of machine
# U U axis of machine
# V V axis of machine
# W W axis of machine
UCODES = ("A","B","C","D","E","L","O","Q","U","V","W")
skip = False
for code in UCODES:
if line.find(code) != -1:
READ_MSG.append("Warning: %s Codes are not supported ( G-Code File Line: %d )" %(code,line_number))
skip = True
if skip:
continue
##############################
### FIND ALL CODES ###
##############################
# F Feed rate
# G General function
# I X offset for arcs and G87 canned cycles
# J Y offset for arcs and G87 canned cycles
# K Z offset for arcs and G87 canned cycles. Spindle-Motion Ratio for G33 synchronized movements.
# M Miscellaneous function (See table Modal Groups)
# P Dwell time in canned cycles and with G4. Key used with G10. Used with G2/G3.
# R Arc radius or canned cycle plane
# S Spindle speed
# T Tool selection
# X X axis of machine
# Y Y axis of machine
# Z Z axis of machine
ALL = ("A","B","C","D","E","F","G","H","I","J",\
"K","L","M","N","O","P","Q","R","S","T",\
"U","V","W","X","Y","Z","#","=")
temp = []
line = line.replace(" ","")
for code in ALL:
index=-1
index = line.find(code,index+1)
while index != -1:
temp.append([code,index])
index = line.find(code,index+1)
temp.sort(key=lambda a:a[1])
code_line=[]
if temp != []:
x = 0
while x <= len(temp)-1:
s = temp[x][1]+1
if x == len(temp)-1:
e = len(line)
else:
e = temp[x+1][1]
CODE = temp[x][0]
VALUE = line[s:e]
code_line.append([ CODE, VALUE ])
x = x + 1
#################################
mv_flag = 0
POS_LAST = POS[:]
#CENTER = ['','','']
CENTER = POS_LAST[:]
passthru = ""
for com in code_line:
if com[0] == "G":
Gnum = "%g" %(float(com[1]))
if Gnum == "0" or Gnum == "1":
mvtype = int(Gnum)
elif Gnum == "2" or Gnum == "3":
mvtype = int(Gnum)
#CENTER = POS_LAST[:]
elif Gnum == "17":
plane = Gnum
elif Gnum == "18":
plane = Gnum
elif Gnum == "19":
plane = Gnum
elif Gnum == "20":
if units == "in":
scale = 1
else:
scale = 25.4
elif Gnum == "21":
if units == "mm":
scale = 1
else:
scale = 1.0/25.4
elif Gnum == "81":
READ_MSG.append("Warning: G%s Codes are not supported ( G-Code File Line: %d )" %(Gnum,line_number))
elif Gnum == "90.1":
mode_arc = "absolute"
elif Gnum == "90":
mode_pos = "absolute"
elif Gnum == "91":
mode_pos = "incremental"
elif Gnum == "91.1":
mode_arc = "incremental"
elif Gnum == "92":
#READ_MSG.append("Aborting G-Code Reading: G%s Codes are not supported" %(Gnum))
READ_MSG.append("Warning: G%s Codes are not supported ( G-Code File Line: %d )" %(Gnum,line_number))
#return READ_MSG
elif Gnum == "38.2":
READ_MSG.append("Warning: G%s Codes are not supported ( G-Code File Line: %d )" %(Gnum,line_number))
#READ_MSG.append("Aborting G-Code Reading: G%s Codes are not supported" %(Gnum))
#return READ_MSG
else:
passthru = passthru + "%s%s " %(com[0],com[1])
elif com[0] == "X":
if mode_pos == "absolute":
POS[xind] = float(com[1])*scale
else:
POS[xind] = float(com[1])*scale + POS_LAST[xind]
mv_flag = 1
elif com[0] == "Y":
if mode_pos == "absolute":
POS[yind] = float(com[1])*scale
else:
POS[yind] = float(com[1])*scale + POS_LAST[yind]
mv_flag = 1
elif com[0] == "Z":
if mode_pos == "absolute":
POS[zind] = float(com[1])*scale
else:
POS[zind] = float(com[1])*scale + POS_LAST[zind]
mv_flag = 1
###################
elif com[0] == "I":
if mode_arc == "absolute":
CENTER[xind] = float(com[1])*scale
else:
CENTER[xind] = float(com[1])*scale + POS_LAST[xind]
if (mvtype==2 or mvtype==3):
mv_flag = 1
elif com[0] == "J":
if mode_arc == "absolute":
CENTER[yind] = float(com[1])*scale
else:
CENTER[yind] = float(com[1])*scale + POS_LAST[yind]
if (mvtype==2 or mvtype==3):
mv_flag = 1
elif com[0] == "K":
if mode_arc == "absolute":
CENTER[zind] = float(com[1])*scale
else:
CENTER[zind] = float(com[1])*scale + POS_LAST[zind]
if (mvtype==2 or mvtype==3):
mv_flag = 1
elif com[0] == "R":
Rin= float(com[1])*scale
CENTER = self.get_center(POS,POS_LAST,Rin,mvtype,plane)
###################
elif com[0] == "F":
feed = float(com[1]) * scale
elif com[0] == "S":
spindle = float(com[1])
elif com[0] == ";":
passthru = passthru + "%s " %(com[1])
elif com[0] == "P" and mv_flag == 1 and mvtype > 1:
READ_MSG.append("Aborting G-Code Reading: P word specifying the number of full or partial turns of arc are not supported")
return READ_MSG
elif com[0] == "M":
Mnum = "%g" %(float(com[1]))
if Mnum == "2":
self.g_code_data.append([ "M2", "(END PROGRAM)" ])
passthru = passthru + "%s%s " %(com[0],com[1])
elif com[0] == "N":
pass
#print "Ignoring Line Number %g" %(float(com[1]))
else:
passthru = passthru + "%s%s " %(com[0],com[1])
pos = POS[:]
pos_last = POS_LAST[:]
center = CENTER[:]
# Most command on a line are executed prior to a move so
# we will write the passthru commands on the line before we found them
# only "M0, M1, M2, M30 and M60" are executed after the move commands
# there is a risk that one of these commands could stop the program before
# the move is completed
if passthru != '':
self.g_code_data.append("%s" %(passthru))
###############################################################################
if mv_flag == 1:
if mvtype == 0:
self.g_code_data.append([mvtype,pos_last[:],pos[:]])
if mvtype == 1:
self.g_code_data.append([mvtype,pos_last[:],pos[:],feed,spindle])
if mvtype == 2 or mvtype == 3:
if plane == "17":
if XYarc2line == False:
self.g_code_data.append([mvtype,pos_last[:],pos[:],center[:],feed,spindle])
else:
data = self.arc2lines(pos_last[:],pos[:],center[:], mvtype, plane)
for line in data:
XY=line
self.g_code_data.append([1,XY[:3],XY[3:],feed,spindle])
elif plane == "18":
data = self.arc2lines(pos_last[:],pos[:],center[:], mvtype, plane)
for line in data:
XY=line
self.g_code_data.append([1,XY[:3],XY[3:],feed,spindle])
elif plane == "19":
data = self.arc2lines(pos_last[:],pos[:],center[:], mvtype, plane)
for line in data:
XY=line
self.g_code_data.append([1,XY[:3],XY[3:],feed,spindle])
###############################################################################
#################################
fin.close()
## Post process the g-code data to remove complex numbers
cnt = 0
firstx = complex(0,1)
firsty = complex(0,1)
firstz = complex(0,1)
first_sum = firstx + firsty + firstz
while ((cnt < len(self.g_code_data)) and (isinstance(first_sum, complex))):
line = self.g_code_data[cnt]
if line[0] == 0 or line[0] == 1 or line[0] == 2 or line[0] == 3:
if (isinstance(firstx, complex)): firstx = line[2][0]
if (isinstance(firsty, complex)): firsty = line[2][1]
if (isinstance(firstz, complex)): firstz = line[2][2]
cnt=cnt+1
first_sum = firstx + firsty + firstz
max_cnt = cnt
cnt = 0
ambiguousX = False
ambiguousY = False
ambiguousZ = False
while (cnt < max_cnt):
line = self.g_code_data[cnt]
if line[0] == 1 or line[0] == 2 or line[0] == 3:
# X Values
if (isinstance(line[1][0], complex)):
line[1][0] = firstx
ambiguousX = True
if (isinstance(line[2][0], complex)):
line[2][0] = firstx
ambiguousX = True
# Y values
if (isinstance(line[1][1], complex)):
line[1][1] = firsty
ambiguousY = True
if (isinstance(line[2][1], complex)):
line[2][1] = firsty
ambiguousY = True
# Z values
if (isinstance(line[1][2], complex)):
line[1][2] = firstz
ambiguousZ = True
if (isinstance(line[2][2], complex)):
line[2][2] = firstz
ambiguousZ = True
cnt=cnt+1
#if (ambiguousX or ambiguousY or ambiguousZ):
# MSG = "Ambiguous G-Code start location:\n"
# if (ambiguousX): MSG = MSG + "X position is not set by a G0(rapid) move prior to a G1,G2 or G3 move.\n"
# if (ambiguousY): MSG = MSG + "Y position is not set by a G0(rapid) move prior to a G1,G2 or G3 move.\n"
# if (ambiguousZ): MSG = MSG + "Z position is not set by a G0(rapid) move prior to a G1,G2 or G3 move.\n"
# MSG = MSG + "!! Review output files carefully !!"
# READ_MSG.append(MSG)
return READ_MSG
def get_center(self,POS,POS_LAST,Rin,mvtype,plane="17"):
if plane == "18":
xind=2
yind=0
zind=1
elif plane == "19":
xind=1
yind=2
zind=0
elif plane == "17":
xind=0
yind=1
zind=2
CENTER=["","",""]
cord = sqrt( (POS[xind]-POS_LAST[xind])**2 + (POS[yind]-POS_LAST[yind])**2 )
v1 = cord/2.0
#print "rin=%f v1=%f (Rin**2 - v1**2)=%f" %(Rin,v1,(Rin**2 - v1**2))
v2_sq = Rin**2 - v1**2
if v2_sq<0.0:
v2_sq = 0.0
v2 = sqrt( v2_sq )
theta = self.Get_Angle2(POS[xind]-POS_LAST[xind],POS[yind]-POS_LAST[yind])
if mvtype == 3:
dxc,dyc = self.Transform(-v2,v1,radians(theta-90))
elif mvtype == 2:
dxc,dyc = self.Transform(v2,v1,radians(theta-90))
else:
return "Center Error"
xcenter = POS_LAST[xind] + dxc
ycenter = POS_LAST[yind] + dyc
CENTER[xind] = xcenter
CENTER[yind] = ycenter
CENTER[zind] = POS_LAST[zind]
return CENTER
#######################################
def split_code(self,code2split,shift=[0,0,0],angle=0.0):
xsplit=0.0
mvtype = -1 # G0 (Rapid), G1 (linear), G2 (clockwise arc) or G3 (counterclockwise arc).
passthru = ""
POS =[0,0,0]
feed = 0
spindle = 0
self.right_side = []
self.left_side = []
L = 0
R = 1
for line in code2split:
if line[0] == 1:
mvtype = line[0]
POS_LAST = line[1][:]
POS = line[2][:]
CENTER = ['','','']
feed = line[3]
spindle = line[4]
elif line[0] == 3 or line[0] == 2:
mvtype = line[0]
POS_LAST = line[1][:]
POS = line[2][:]
CENTER = line[3][:]
feed = line[4]
spindle = line[5]
else:
mvtype = -1
passthru = line
###############################################################################
if mvtype >= 1 and mvtype <= 3:
pos = self.coordop(POS,shift,angle)
pos_last = self.coordop(POS_LAST,shift,angle)
if CENTER[0]!='' and CENTER[1]!='':
center = self.coordop(CENTER,shift,angle)
else:
center = CENTER
this=""
other=""
if pos_last[0] > xsplit+self.Zero:
flag_side = R
elif pos_last[0] < xsplit-self.Zero:
flag_side = L
else:
if mvtype == 1:
if pos[0] >= xsplit:
flag_side = R
else:
flag_side = L
elif mvtype == 2:
if abs(pos_last[1]-center[1]) < self.Zero:
if center[0] > xsplit:
flag_side = R
else:
flag_side = L
else:
if pos_last[1] >= center[1]:
flag_side = R
else:
flag_side = L
else: #(mvtype == 3)
if abs(pos_last[1]-center[1]) < self.Zero:
if center[0] > xsplit:
flag_side = R
else:
flag_side = L
else:
if pos_last[1] >= center[1]:
flag_side = L
else:
flag_side = R
if flag_side == R:
this = 1
other = 0
else:
this = 0
other = 1
app=[self.apright, self.apleft]
#############################
if mvtype == 0:
pass
if mvtype == 1:
A = self.coordunop(pos_last[:],shift,angle)
C = self.coordunop(pos[:] ,shift,angle)
cross = self.get_line_intersect(pos_last, pos, xsplit)
if len(cross) > 0: ### Line crosses boundary ###
B = self.coordunop(cross[0] ,shift,angle)
app[this] ( [mvtype,A,B,feed,spindle] )
app[other]( [mvtype,B,C,feed,spindle] )
else:
app[this] ( [mvtype,A,C,feed,spindle] )
if mvtype == 2 or mvtype == 3:
A = self.coordunop(pos_last[:],shift,angle)
C = self.coordunop(pos[:] ,shift,angle)
D = self.coordunop(center ,shift,angle)
cross = self.get_arc_intersects(pos_last[:], pos[:], xsplit, center[:], "G%d" %(mvtype))
if len(cross) > 0: ### Arc crosses boundary at least once ###
B = self.coordunop(cross[0] ,shift,angle)
#Check length of arc before writing
if sqrt((A[0]-B[0])**2 + (A[1]-B[1])**2) > self.accuracy:
app[this]( [mvtype,A,B,D,feed,spindle])
if len(cross) == 1: ### Arc crosses boundary only once ###
#Check length of arc before writing
if sqrt((B[0]-C[0])**2 + (B[1]-C[1])**2) > self.accuracy:
app[other]([ mvtype,B,C,D, feed,spindle] )
if len(cross) == 2: ### Arc crosses boundary twice ###
E = self.coordunop(cross[1],shift,angle)
#Check length of arc before writing
if sqrt((B[0]-E[0])**2 + (B[1]-E[1])**2) > self.accuracy:
app[other]([ mvtype,B,E,D, feed,spindle] )
#Check length of arc before writing
if sqrt((E[0]-C[0])**2 + (E[1]-C[1])**2) > self.accuracy:
app[this] ([ mvtype,E,C,D, feed,spindle] )
else: ### Arc does not cross boundary ###
app[this]([ mvtype,A,C,D, feed,spindle])
###############################################################################
else:
if passthru != '':
self.apboth(passthru)
#######################################
def probe_code(self,code2probe,nX,nY,probe_istep,minx,miny,xPartitionLength,yPartitionLength): #,Xoffset,Yoffset):
#def probe_code(self,code2probe,nX,nY,probe_istep,minx,miny,xPartitionLength,yPartitionLength,Xoffset,Yoffset,Zoffset):
#print "nX,nY =",nX,nY
probe_coords = []
BPN=500
POINT_LIST = [False for i in range(int((nY)*(nX)))]
if code2probe == []:
return
mvtype = -1 # G0 (Rapid), G1 (linear), G2 (clockwise arc) or G3 (counterclockwise arc).
passthru = ""
POS = [0,0,0]
feed = 0
spindle = 0
out = []
min_length = min(xPartitionLength,yPartitionLength) / probe_istep
if (min_length < self.Zero):
min_length = max(xPartitionLength,yPartitionLength) / probe_istep
if (min_length < self.Zero):
min_length = 1
for line in code2probe:
if line[0] == 0 or line[0] == 1:
mvtype = line[0]
POS_LAST = line[1][:]
POS = line[2][:]
CENTER = ['','','']
if line[0] == 1:
feed = line[3]
spindle = line[4]
elif line[0] == 3 or line[0] == 2:
mvtype = line[0]
POS_LAST = line[1][:]
POS = line[2][:]
CENTER = line[3][:]
feed = line[4]
spindle = line[5]
else:
mvtype = -1
passthru = line
###############################################################################
if mvtype >= 0 and mvtype <=3:
pos = POS[:]
pos_last = POS_LAST[:]
center = CENTER[:]
#############################
if mvtype == 0:
out.append( [mvtype,pos_last,pos] )
if mvtype == 1:
dx = pos[0]-pos_last[0]
dy = pos[1]-pos_last[1]
dz = pos[2]-pos_last[2]
length = sqrt(dx*dx + dy*dy)
if (length <= min_length):
out.append( [mvtype,pos_last,pos,feed,spindle] )
else:
Lsteps = max(2,int(ceil(length / min_length)))
xstp0 = float(pos_last[0])
ystp0 = float(pos_last[1])
zstp0 = float(pos_last[2])
for n in range(1,Lsteps+1):
xstp1 = n/float(Lsteps)*dx + pos_last[0]
ystp1 = n/float(Lsteps)*dy + pos_last[1]
zstp1 = n/float(Lsteps)*dz + pos_last[2]
out.append( [mvtype,[xstp0,ystp0,zstp0],[xstp1,ystp1,zstp1],feed,spindle] )
xstp0 = float(xstp1)
ystp0 = float(ystp1)
zstp0 = float(zstp1)
if mvtype == 2 or mvtype == 3:
out.append( [ mvtype,pos_last,pos,center, feed,spindle] )
###############################################################################
else:
if passthru != '':
out.append(passthru)
################################
## Loop through output to ##
## find needed probe points ##
################################
for i in range(len(out)):
line = out[i]
if line[0] == 0 or line[0] == 1:
mvtype = line[0]
POS_LAST = line[1][:]
POS = line[2][:]
CENTER = ['','','']
if line[0] == 1:
feed = line[3]
spindle = line[4]
elif line[0] == 3 or line[0] == 2:
mvtype = line[0]
POS_LAST = line[1][:]
POS = line[2][:]
CENTER = line[3][:]
feed = line[4]
spindle = line[5]
else:
mvtype = -1
passthru = line
if mvtype >= 1 and mvtype <=3:
pos = POS[:]
pos_last = POS_LAST[:]
center = CENTER[:]
#### ADD ADDITIONAL DATA TO POS_LAST DATA ####
i_x,i_y = self.get_ix_iy((pos_last[0]-minx),(pos_last[1]-miny),xPartitionLength,yPartitionLength)
#i_x = i_x+Xoffset
#i_y = i_y+Yoffset
if i_x < 0:
i_x=0
if i_y < 0:
i_y=0
if (i_x+1 >= nX):
i_x = nX-2
#i_x = i_x-1 #commented 02/22
#print "adjust i_x POS_LAST"
i_x2 = i_x+1
if (i_y+1 >= nY):
i_y = nY-2
#i_y = i_y-1 #commented 02/22
#print "adjust i_y POS_LAST"
i_y2 = i_y+1
p_index_A = int(i_y* nX + i_x )
p_index_B = int(i_y2*nX + i_x )
p_index_C = int(i_y *nX + i_x2)
p_index_D = int(i_y2*nX + i_x2)
Xfraction=((pos_last[0]-minx)-(i_x*xPartitionLength))/xPartitionLength
Yfraction=((pos_last[1]-miny)-(i_y*yPartitionLength))/yPartitionLength
if Xfraction>1.0:
#print "ERROR POS_LAST: Xfraction = ", Xfraction
Xfraction = 1.0
if Xfraction <0.0:
#print "ERROR POS_LAST: Xfraction = ", Xfraction
Xfraction = 0.0
if Yfraction > 1.0:
#print "ERROR POS_LAST: Yfraction = ", Yfraction
Yfraction = 1.0
if Yfraction<0.0:
#print "ERROR POS_LAST: Yfraction = ", Yfraction
Yfraction = 0.0
BPN=500
out[i][1].append(p_index_A+BPN)
out[i][1].append(p_index_B+BPN)
out[i][1].append(p_index_C+BPN)
out[i][1].append(p_index_D+BPN)
out[i][1].append(Xfraction)
out[i][1].append(Yfraction)
try:
POINT_LIST[p_index_A ] = True
POINT_LIST[p_index_B ] = True
POINT_LIST[p_index_C ] = True
POINT_LIST[p_index_D ] = True
except:
pass
#### ADD ADDITIONAL DATA TO POS_LAST DATA ####
i_x,i_y = self.get_ix_iy((pos[0]-minx),(pos[1]-miny),xPartitionLength,yPartitionLength)
#i_x = i_x+Xoffset
#i_y = i_y+Yoffset
if i_x < 0:
i_x=0
if i_y < 0:
i_y=0
if (i_x+1 >= nX):
i_x = nX-2
#i_x = i_x-1 #commented 02/22
#print "adjust i_x POS"
i_x2 = i_x+1
if (i_y+1 >= nY):
i_y = nY-2
#i_y = i_y-1#commented 02/22
#print "adjust i_y POS"
i_y2 = i_y+1
p_index_A = int(i_y* nX + i_x )
p_index_B = int(i_y2*nX + i_x )
p_index_C = int(i_y *nX + i_x2)
p_index_D = int(i_y2*nX + i_x2)
Xfraction=((pos[0]-minx)-(i_x*xPartitionLength))/xPartitionLength
Yfraction=((pos[1]-miny)-(i_y*yPartitionLength))/yPartitionLength
if Xfraction>1.0:
Xfraction = 1.0
#print "ERROR POS: Xfraction = ", Xfraction
if Xfraction <0.0:
Xfraction = 0.0
#print "ERROR POS: Xfraction = ", Xfraction
if Yfraction > 1.0:
Yfraction = 1.0
#print "ERROR POS: Yfraction = ", Yfraction
if Yfraction<0.0:
Yfraction = 0.0
#print "ERROR POS: Yfraction = ", Yfraction
out[i][2].append(p_index_A+BPN)
out[i][2].append(p_index_B+BPN)
out[i][2].append(p_index_C+BPN)
out[i][2].append(p_index_D+BPN)
out[i][2].append(Xfraction)
out[i][2].append(Yfraction)
try:
POINT_LIST[p_index_A ] = True
POINT_LIST[p_index_B ] = True
POINT_LIST[p_index_C ] = True
POINT_LIST[p_index_D ] = True
except:
pass
self.probe_gcode = out
#for line in out:
# print line
################################
## Generate Probing Code ##
## For needed points ##
################################
for i in range(len(POINT_LIST)):
i_x = i % nX
i_y = int(i / nX)
xp = i_x * xPartitionLength + minx
yp = i_y * yPartitionLength + miny
probe_coords.append([POINT_LIST[i],i+BPN,xp,yp])
self.probe_coords = probe_coords
return
def get_ix_iy(self,x,y,xPartitionLength,yPartitionLength):
i_x=int(x/xPartitionLength)
i_y=int(y/yPartitionLength)
return i_x,i_y
#######################################
def scale_rotate_code(self,code2scale,scale=[1.0,1.0,1.0,1.0],angle=0.0):
if code2scale == []:
return code2scale,0,0,0,0,0,0
minx = 99999
maxx = -99999
miny = 99999
maxy = -99999
minz = 99999
maxz = -99999
mvtype = -1 # G0 (Rapid), G1 (linear), G2 (clockwise arc) or G3 (counterclockwise arc).
passthru = ""
POS =[0,0,0]
feed = 0
spindle = 0
out = []
L = 0
R = 1
flag_side = 1
for line in code2scale:
if line[0] == 0 or line[0] == 1:
mvtype = line[0]
POS_LAST = line[1][:]
POS = line[2][:]
CENTER = ['','','']
if line[0] == 1:
feed = line[3] * scale[3]
spindle = line[4]
elif line[0] == 3 or line[0] == 2:
mvtype = line[0]
POS_LAST = line[1][:]
POS = line[2][:]
CENTER = line[3][:]
feed = line[4] * scale[3]
spindle = line[5]
else:
mvtype = -1
passthru = line
###############################################################################
if mvtype >= 0 and mvtype <=3:
pos = self.scale_rot_coords(POS,scale,angle)
pos_last = self.scale_rot_coords(POS_LAST,scale,angle)
if CENTER[0]!='' and CENTER[1]!='':
center = self.scale_rot_coords(CENTER,scale,angle)
else: