1493 lines
46 KiB
Python
1493 lines
46 KiB
Python
#
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# cam.py
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#
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# usage: python cam.py [infile] [xoffset yoffset] [display size] [outfile] [undercut]
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#
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# input:
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# *.dxf: DXF (polylines)
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# *.cmp,*.sol,*.plc: Gerber
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# RS-274X format, with 0-width trace defining board boundary
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# *.drl: Excellon drill file, with tool defitions
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# output:
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# *.rml: Roland Modela RML mill
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# *.camm: Roland CAMM cutter
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# *.jpg,*.bmp: images
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# *.epi: Epilog lasercutter
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# *.g: G codes
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# toolpath modes: 1D path, contour, raster
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# keys: q to quit
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#
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# (C)BA Neil Gershenfeld
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# commercial sale licensed by MIT
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DATE = "11/9/03"
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from Tkinter import *
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from string import *
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from math import *
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from random import *
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import sys #, Image, ImageDraw - commented out until the tutorial will be fixed to include these
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#
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# window size in pixels
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#
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WINDOW = 500
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#
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# numerical roundoff tolerance for testing intersections
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#
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EPS = 1e-20
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#
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# hack: std dev of numerical noise to add to remove degeneracies
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#
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NOISE = 1e-6
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#
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# default parameters
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#
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scale = 1.0
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size = 2.0
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xoff = 0.1
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yoff = 0.1
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boundary = []
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toolpath = []
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itoolpath = []
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HUGE = 1e10
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xmin = HUGE
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xmax = -HUGE
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ymin = HUGE
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ymax = -HUGE
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X = 0
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Y = 1
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INTERSECT = 2
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SEG = 0
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VERT = 1
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A = 1
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TYPE = 0
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SIZE = 1
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WIDTH = 1
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HEIGHT = 2
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NVERTS = 10
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def coord(str,digits,fraction):
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#
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# parse Gerber coordinates
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#
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global gerbx, gerby
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xindex = find(str,"X")
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yindex = find(str,"Y")
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index = find(str,"D")
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if (xindex == -1):
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x = gerbx
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y = int(str[(yindex+1):index])*(10**(-fraction))
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elif (yindex == -1):
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y = gerby
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x = int(str[(xindex+1):index])*(10**(-fraction))
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else:
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x = int(str[(xindex+1):yindex])*(10**(-fraction))
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y = int(str[(yindex+1):index])*(10**(-fraction))
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gerbx = x
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gerby = y
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return [x,y]
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def read_Gerber(str):
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#
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# Gerber parser
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#
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segment = -1
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xold = []
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yold = []
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line = 0
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nlines = len(str)
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path = []
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apertures = []
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macros = []
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N_macros = 0
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for i in range(1000):
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apertures.append([])
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while line < nlines:
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if (find(str[line],"%FS") != -1):
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#
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# format statement
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#
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index = find(str[line],"X")
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digits = int(str[line][index+1])
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fraction = int(str[line][index+2])
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line += 1
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continue
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elif (find(str[line],"%AM") != -1):
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#
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# aperture macro
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#
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index = find(str[line],"%AM")
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index1 = find(str[line],"*")
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macros.append([])
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macros[-1] = str[line][index+3:index1]
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N_macros += 1
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line += 1
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continue
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elif (find(str[line],"%ADD") != -1):
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#
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# aperture definition
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#
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index = find(str[line],"%ADD")
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parse = 0
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if (find(str[line],"C,") != -1):
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#
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# circle
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#
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index = find(str[line],"C,")
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index1 = find(str[line],"*")
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aperture = int(str[line][4:index])
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size = float(str[line][index+2:index1])
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apertures[aperture] = ["C",size]
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print " read aperture",aperture,": circle diameter",size
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line += 1
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continue
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elif (find(str[line],"O,") != -1):
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#
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# obround
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#
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index = find(str[line],"O,")
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aperture = int(str[line][4:index])
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index1 = find(str[line],",",index)
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index2 = find(str[line],"X",index)
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index3 = find(str[line],"*",index)
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width = float(str[line][index1+1:index2])
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height = float(str[line][index2+1:index3])
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apertures[aperture] = ["O",width,height]
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print " read aperture",aperture,": obround",width,"x",height
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line += 1
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continue
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elif (find(str[line],"R,") != -1):
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#
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# rectangle
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#
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index = find(str[line],"R,")
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aperture = int(str[line][4:index])
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index1 = find(str[line],",",index)
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index2 = find(str[line],"X",index)
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index3 = find(str[line],"*",index)
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width = float(str[line][index1+1:index2])
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height = float(str[line][index2+1:index3])
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apertures[aperture] = ["R",width,height]
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print " read aperture",aperture,": rectangle",width,"x",height
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line += 1
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continue
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for macro in range(N_macros):
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#
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# macros
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#
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index = find(str[line],macros[macro]+',')
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if (index != -1):
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#
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# hack: assume macros can be approximated by
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# a circle, and has a size parameter
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#
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aperture = int(str[line][4:index])
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index1 = find(str[line],",",index)
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index2 = find(str[line],"*",index)
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size = float(str[line][index1+1:index2])
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apertures[aperture] = ["C",size]
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print " read aperture",aperture,": macro (assuming circle) diameter",size
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parse = 1
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continue
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if (parse == 0):
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print " aperture not implemented:",str[line]
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return
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elif (find(str[line],"D") == 0):
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#
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# change aperture
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#
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index = find(str[line],'*')
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aperture = int(str[line][1:index])
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size = apertures[aperture][SIZE]
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line += 1
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continue
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elif (find(str[line],"G54D") == 0):
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#
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# change aperture
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#
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index = find(str[line],'*')
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aperture = int(str[line][4:index])
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size = apertures[aperture][SIZE]
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line += 1
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continue
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elif (find(str[line],"D01*") != -1):
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#
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# pen down
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#
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[xnew,ynew] = coord(str[line],digits,fraction)
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line += 1
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if (size > EPS):
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if ((abs(xnew-xold) > EPS) | (abs(ynew-yold) > EPS)):
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newpath = stroke(xold,yold,xnew,ynew,size)
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path.append(newpath)
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segment += 1
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else:
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path[segment].append([xnew,ynew,[]])
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xold = xnew
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yold = ynew
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continue
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elif (find(str[line],"D02*") != -1):
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#
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# pen up
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#
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[xold,yold] = coord(str[line],digits,fraction)
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if (size < EPS):
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path.append([])
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segment += 1
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path[segment].append([xold,yold,[]])
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newpath = []
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line += 1
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continue
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elif (find(str[line],"D03*") != -1):
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#
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# flash
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#
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[xnew,ynew] = coord(str[line],digits,fraction)
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line += 1
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if (apertures[aperture][TYPE] == "C"):
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#
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# circle
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#
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path.append([])
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segment += 1
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size = apertures[aperture][SIZE]
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for i in range(NVERTS):
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angle = i*2.0*pi/(NVERTS-1.0)
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x = xnew + (size/2.0)*cos(angle)
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y = ynew + (size/2.0)*sin(angle)
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path[segment].append([x,y,[]])
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elif (apertures[aperture][TYPE] == "R"):
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#
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# rectangle
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#
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path.append([])
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segment += 1
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width = apertures[aperture][WIDTH] / 2.0
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height = apertures[aperture][HEIGHT] / 2.0
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path[segment].append([xnew-width,ynew-height,[]])
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path[segment].append([xnew+width,ynew-height,[]])
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path[segment].append([xnew+width,ynew+height,[]])
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path[segment].append([xnew-width,ynew+height,[]])
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path[segment].append([xnew-width,ynew-height,[]])
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elif (apertures[aperture][TYPE] == "O"):
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#
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# obround
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#
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path.append([])
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segment += 1
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width = apertures[aperture][WIDTH]
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height = apertures[aperture][HEIGHT]
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if (width > height):
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for i in range(NVERTS/2):
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angle = i*pi/(NVERTS/2-1.0) + pi/2.0
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x = xnew - (width-height)/2.0 + (height/2.0)*cos(angle)
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y = ynew + (height/2.0)*sin(angle)
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path[segment].append([x,y,[]])
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for i in range(NVERTS/2):
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angle = i*pi/(NVERTS/2-1.0) - pi/2.0
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x = xnew + (width-height)/2.0 + (height/2.0)*cos(angle)
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y = ynew + (height/2.0)*sin(angle)
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path[segment].append([x,y,[]])
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else:
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for i in range(NVERTS/2):
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angle = i*pi/(NVERTS/2-1.0) + pi
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x = xnew + (width/2.0)*cos(angle)
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y = ynew - (height-width)/2.0 + (width/2.0)*sin(angle)
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path[segment].append([x,y,[]])
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for i in range(NVERTS/2):
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angle = i*pi/(NVERTS/2-1.0)
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x = xnew + (width/2.0)*cos(angle)
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y = ynew + (height-width)/2.0 + (width/2.0)*sin(angle)
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path[segment].append([x,y,[]])
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x = path[segment][-1][X]
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y = path[segment][-1][Y]
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path[segment].append([x,y,[]])
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else:
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print " aperture",apertures[aperture][TYPE],"is not implemented"
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return
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xold = xnew
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yold = ynew
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continue
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else:
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print " not parsed:",str[line]
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line += 1
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return path
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def read_Excellon(str):
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#
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# Excellon parser
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#
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segment = -1
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line = 0
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nlines = len(str)
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path = []
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drills = []
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header = TRUE
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for i in range(1000):
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drills.append([])
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while line < nlines:
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if ((find(str[line],"T") != -1) & (find(str[line],"C") != -1) \
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& (find(str[line],"F") != -1)):
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#
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# alternate drill definition style
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#
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index = find(str[line],"T")
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index1 = find(str[line],"C")
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index2 = find(str[line],"F")
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drill = int(str[line][1:index1])
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print str[line][index1+1:index2]
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size = float(str[line][index1+1:index2])
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drills[drill] = ["C",size]
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print " read drill",drill,"size:",size
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line += 1
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continue
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if ((find(str[line],"T") != -1) & (find(str[line]," ") != -1) \
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& (find(str[line],"in") != -1)):
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#
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# alternate drill definition style
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#
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index = find(str[line],"T")
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index1 = find(str[line]," ")
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index2 = find(str[line],"in")
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drill = int(str[line][1:index1])
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print str[line][index1+1:index2]
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size = float(str[line][index1+1:index2])
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drills[drill] = ["C",size]
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print " read drill",drill,"size:",size
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line += 1
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continue
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elif ((find(str[line],"T") != -1) & (find(str[line],"C") != -1)):
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#
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# alternate drill definition style
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#
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index = find(str[line],"T")
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index1 = find(str[line],"C")
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drill = int(str[line][1:index1])
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size = float(str[line][index1+1:-1])
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drills[drill] = ["C",size]
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print " read drill",drill,"size:",size
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line += 1
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continue
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elif (find(str[line],"T") == 0):
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#
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# change drill
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#
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index = find(str[line],'T')
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drill = int(str[line][index+1:-1])
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size = drills[drill][SIZE]
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line += 1
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continue
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elif (find(str[line],"X") != -1):
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#
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# drill location
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#
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index = find(str[line],"X")
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index1 = find(str[line],"Y")
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x0 = float(int(str[line][index+1:index1])/1000.0)
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y0 = float(int(str[line][index1+1:-1])/1000.0)
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line += 1
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path.append([])
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segment += 1
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size = drills[drill][SIZE]
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for i in range(NVERTS):
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angle = -i*2.0*pi/(NVERTS-1.0)
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x = x0 + (size/2.0)*cos(angle)
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y = y0 + (size/2.0)*sin(angle)
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path[segment].append([x,y,[]])
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continue
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else:
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print " not parsed:",str[line]
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line += 1
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return path
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def read_DXF(str):
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#
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# DXF parser
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#
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segment = -1
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path = []
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xold = []
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yold = []
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line = 0
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nlines = len(str)
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polyline = 0
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vertex = 0
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while line < nlines:
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if (str[line] == "POLYLINE\n"):
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segment += 1
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polyline = 1
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path.append([])
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elif (str[line] == "VERTEX\n"):
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vertex = 1
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elif ((strip(str[line]) == "10") & (vertex == 1) & (polyline == 1)):
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line += 1
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x = float(str[line])
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elif ((strip(str[line]) == "20") & (vertex == 1) & (polyline == 1)):
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line += 1
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y = float(str[line])
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if ((x != xold) | (y != yold)):
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#
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# add to path if not zero-length segment
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#
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path[segment].append([float(x),float(y),[]])
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xold = x
|
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yold = y
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elif (str[line] == "SEQEND\n"):
|
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polyline = 0
|
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vertex = 0
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line += 1
|
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return path
|
||
|
||
def read(event):
|
||
global boundary, toolpath, xmin, xmax, ymin, ymax
|
||
#
|
||
# read file
|
||
#
|
||
text = infile.get()
|
||
file = open(text, 'r')
|
||
str = file.readlines()
|
||
if ((find(text,".cmp") != -1) | (find(text,".sol")!= -1) \
|
||
| (find(text,".plc")!= -1)):
|
||
print "reading Gerber file",text
|
||
boundary = read_Gerber(str)
|
||
elif (find(text,".drl") != -1):
|
||
print "reading Excellon file",text
|
||
boundary = read_Excellon(str)
|
||
elif (find(text,".dxf") != -1):
|
||
print "reading DXF file",text
|
||
boundary = read_DXF(str)
|
||
else:
|
||
print "unsupported file type"
|
||
return
|
||
file.close()
|
||
toolpath = []
|
||
sum = 0
|
||
for segment in range(len(boundary)):
|
||
sum += len(boundary[segment])
|
||
for vertex in range(len(boundary[segment])):
|
||
boundary[segment][vertex][X] += gauss(0,NOISE)
|
||
boundary[segment][vertex][Y] += gauss(0,NOISE)
|
||
x = boundary[segment][vertex][X]
|
||
y = boundary[segment][vertex][Y]
|
||
if (y < ymin): ymin = y
|
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if (y > ymax): ymax = y
|
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if (x < xmin): xmin = x
|
||
if (x > xmax): xmax = x
|
||
boundary[segment][-1][X] = boundary[segment][0][X]
|
||
boundary[segment][-1][Y] = boundary[segment][0][Y]
|
||
print " found",len(boundary),"polygons,",sum,"vertices"
|
||
print " added",NOISE,"perturbation"
|
||
print " xmin: %0.3g "%xmin,"xmax: %0.3g "%xmax,"ymin: %0.3g "%ymin,"ymax: %0.3g "%ymax
|
||
plot(event)
|
||
|
||
def stroke(x0,y0,x1,y1,width):
|
||
#
|
||
# stroke segment with width
|
||
#
|
||
#print "stroke:",x0,y0,x1,y1,width
|
||
dx = x1 - x0
|
||
dy = y1 - y0
|
||
d = sqrt(dx*dx + dy*dy)
|
||
dxpar = dx / d
|
||
dypar = dy / d
|
||
dxperp = dypar
|
||
dyperp = -dxpar
|
||
dx = -dxperp * width/2.0
|
||
dy = -dyperp * width/2.0
|
||
angle = pi/(NVERTS/2-1.0)
|
||
c = cos(angle)
|
||
s = sin(angle)
|
||
newpath = []
|
||
for i in range(NVERTS/2):
|
||
newpath.append([x0+dx,y0+dy,0])
|
||
[dx,dy] = [c*dx-s*dy, s*dx+c*dy]
|
||
dx = dxperp * width/2.0
|
||
dy = dyperp * width/2.0
|
||
for i in range(NVERTS/2):
|
||
newpath.append([x1+dx,y1+dy,0])
|
||
[dx,dy] = [c*dx-s*dy, s*dx+c*dy]
|
||
x0 = newpath[0][X]
|
||
y0 = newpath[0][Y]
|
||
newpath.append([x0,y0,0])
|
||
return newpath
|
||
|
||
def plot(event):
|
||
global boundary, toolpath
|
||
#
|
||
# scale and plot boundary and toolpath
|
||
#
|
||
size = float(ssize.get())
|
||
scale = float(sscale.get())
|
||
xoff = float(sxoff.get())
|
||
yoff = float(syoff.get())
|
||
vert = ivert.get()
|
||
c.delete("plot_boundary")
|
||
for seg in range(len(boundary)):
|
||
path_plot = []
|
||
for vertex in range (len(boundary[seg])):
|
||
xplot = int((boundary[seg][vertex][X]*scale + xoff)*WINDOW/size)
|
||
path_plot.append(xplot)
|
||
yplot = WINDOW - int((boundary[seg][vertex][Y]*scale + yoff)*WINDOW/size)
|
||
path_plot.append(yplot)
|
||
if (vert == 1):
|
||
c.create_text(xplot,yplot,text=str(seg)+':'+str(vertex),tag="plot_boundary")
|
||
c.create_line(path_plot,tag="plot_boundary")
|
||
c.delete("plot_path")
|
||
for seg in range(len(toolpath)):
|
||
path_plot = []
|
||
for vertex in range (len(toolpath[seg])):
|
||
xplot = int((toolpath[seg][vertex][X]*scale + xoff)*WINDOW/size)
|
||
path_plot.append(xplot)
|
||
yplot = WINDOW - int((toolpath[seg][vertex][Y]*scale + yoff)*WINDOW/size)
|
||
path_plot.append(yplot)
|
||
if (vert == 1):
|
||
c.create_text(xplot,yplot,text=str(seg)+':'+str(vertex),tag="plot_path")
|
||
c.create_line(path_plot,tag="plot_path",fill="red")
|
||
|
||
def plot_delete(event):
|
||
global toolpath
|
||
#
|
||
# scale and plot boundary, delete toolpath
|
||
#
|
||
toolpath = []
|
||
print "delete"
|
||
plot(event)
|
||
|
||
def intersect(path,seg0,vert0,sega,verta):
|
||
#
|
||
# test and return edge intersection
|
||
#
|
||
if ((seg0 == sega) & (vert0 == 0) & (verta == (len(path[sega])-2))):
|
||
#print " return (0-end)"
|
||
return [[],[]]
|
||
x0 = path[seg0][vert0][X]
|
||
y0 = path[seg0][vert0][Y]
|
||
x1 = path[seg0][vert0+1][X]
|
||
y1 = path[seg0][vert0+1][Y]
|
||
dx01 = x1 - x0
|
||
dy01 = y1 - y0
|
||
d01 = sqrt(dx01*dx01 + dy01*dy01)
|
||
if (d01 == 0):
|
||
#
|
||
# zero-length segment, return no intersection
|
||
#
|
||
#print "zero-length segment"
|
||
return [[],[]]
|
||
dxpar01 = dx01 / d01
|
||
dypar01 = dy01 / d01
|
||
dxperp01 = dypar01
|
||
dyperp01 = -dxpar01
|
||
xa = path[sega][verta][X]
|
||
ya = path[sega][verta][Y]
|
||
xb = path[sega][verta+1][X]
|
||
yb = path[sega][verta+1][Y]
|
||
dx0a = xa - x0
|
||
dy0a = ya - y0
|
||
dpar0a = dx0a*dxpar01 + dy0a*dypar01
|
||
dperp0a = dx0a*dxperp01 + dy0a*dyperp01
|
||
dx0b = xb - x0
|
||
dy0b = yb - y0
|
||
dpar0b = dx0b*dxpar01 + dy0b*dypar01
|
||
dperp0b = dx0b*dxperp01 + dy0b*dyperp01
|
||
#if (dperp0a*dperp0b > EPS):
|
||
if (((dperp0a > EPS) & (dperp0b > EPS)) | \
|
||
((dperp0a < -EPS) & (dperp0b < -EPS))):
|
||
#
|
||
# vertices on same side, return no intersection
|
||
#
|
||
#print " same side"
|
||
return [[],[]]
|
||
elif ((abs(dperp0a) < EPS) & (abs(dperp0b) < EPS)):
|
||
#
|
||
# edges colinear, return no intersection
|
||
#
|
||
#d0a = (xa-x0)*dxpar01 + (ya-y0)*dypar01
|
||
#d0b = (xb-x0)*dxpar01 + (yb-y0)*dypar01
|
||
#print " colinear"
|
||
return [[],[]]
|
||
#
|
||
# calculation distance to intersection
|
||
#
|
||
d = (dpar0a*abs(dperp0b)+dpar0b*abs(dperp0a))/(abs(dperp0a)+abs(dperp0b))
|
||
if ((d < -EPS) | (d > (d01+EPS))):
|
||
#
|
||
# intersection outside segment, return no intersection
|
||
#
|
||
#print " found intersection outside segment"
|
||
return [[],[]]
|
||
else:
|
||
#
|
||
# intersection in segment, return intersection
|
||
#
|
||
#print " found intersection in segment s0 v0 sa va",seg0,vert0,sega,verta
|
||
xloc = x0 + dxpar01*d
|
||
yloc = y0 + dypar01*d
|
||
return [xloc,yloc]
|
||
|
||
def union(i,path,intersections,sign):
|
||
#
|
||
# return edge to exit intersection i for a union
|
||
#
|
||
#print "union: intersection",i,"in",intersections
|
||
seg0 = intersections[i][0][SEG]
|
||
#print "seg0",seg0
|
||
vert0 = intersections[i][0][VERT]
|
||
x0 = path[seg0][vert0][X]
|
||
y0 = path[seg0][vert0][Y]
|
||
if (vert0 < (len(path[seg0])-1)):
|
||
vert1 = vert0 + 1
|
||
else:
|
||
vert1 = 0
|
||
x1 = path[seg0][vert1][X]
|
||
y1 = path[seg0][vert1][Y]
|
||
dx01 = x1-x0
|
||
dy01 = y1-y0
|
||
sega = intersections[i][A][SEG]
|
||
verta = intersections[i][A][VERT]
|
||
xa = path[sega][verta][X]
|
||
ya = path[sega][verta][Y]
|
||
if (verta < (len(path[sega])-1)):
|
||
vertb = verta + 1
|
||
else:
|
||
vertb = 0
|
||
xb = path[sega][vertb][X]
|
||
yb = path[sega][vertb][Y]
|
||
dxab = xb-xa
|
||
dyab = yb-ya
|
||
dot = dxab*dy01 - dyab*dx01
|
||
#print " dot",dot
|
||
if (abs(dot) <= EPS):
|
||
print " colinear"
|
||
seg = []
|
||
vert= []
|
||
elif (dot > EPS):
|
||
seg = intersections[i][(1-sign)/2][SEG]
|
||
vert = intersections[i][(1-sign)/2][VERT]
|
||
else:
|
||
seg = intersections[i][(1+sign)/2][SEG]
|
||
vert = intersections[i][(1+sign)/2][VERT]
|
||
return [seg,vert]
|
||
|
||
def insert(path,x,y,seg,vert,intersection):
|
||
#
|
||
# insert a vertex at x,y in seg,vert, if needed
|
||
#
|
||
d0 = (path[seg][vert][X]-x)**2 + (path[seg][vert][Y]-y)**2
|
||
d1 = (path[seg][vert+1][X]-x)**2 + (path[seg][vert+1][Y]-y)**2
|
||
#print "check insert seg",seg,"vert",vert,"intersection",intersection
|
||
if ((d0 > EPS) & (d1 > EPS)):
|
||
#print " added intersection vertex",vert+1
|
||
path[seg].insert((vert+1),[x,y,intersection])
|
||
return 1
|
||
elif (d0 < EPS):
|
||
if (path[seg][vert][INTERSECT] == []):
|
||
path[seg][vert][INTERSECT] = intersection
|
||
#print " added d0",vert
|
||
return 0
|
||
elif (d1 < EPS):
|
||
if (path[seg][vert+1][INTERSECT] == []):
|
||
path[seg][vert+1][INTERSECT] = intersection
|
||
#print " added d1",vert+1
|
||
return 0
|
||
else:
|
||
#print " shouldn't happen: d0",d0,"d1",d1
|
||
return 0
|
||
|
||
def add_intersections(path):
|
||
#
|
||
# add vertices at path intersections
|
||
#
|
||
intersection = 0
|
||
#
|
||
# loop over first edge
|
||
#
|
||
for seg0 in range(len(path)):
|
||
status.set(" segment "+str(seg0)+"/"+str(len(path)-1)+" ")
|
||
outframe.update()
|
||
vert0 = 0
|
||
N0 = len(path[seg0])-1
|
||
while (vert0 < N0):
|
||
#
|
||
# loop over second edge
|
||
#
|
||
vert1 = vert0 + 2
|
||
while (vert1 < N0):
|
||
#
|
||
# check for path self-intersection
|
||
#
|
||
[xloc,yloc] = intersect(path,seg0,vert0,seg0,vert1)
|
||
if (xloc != []):
|
||
#
|
||
# found intersection, insert vertices
|
||
#
|
||
n0 = insert(path,xloc,yloc,seg0,vert0,intersection)
|
||
N0 += n0
|
||
vert1 += n0
|
||
n1 = insert(path,xloc,yloc,seg0,vert1,intersection)
|
||
N0 += n1
|
||
vert1 += n1
|
||
if ((n0 > 0) | (n1 > 0)):
|
||
intersection += 1
|
||
vert1 += 1
|
||
for sega in range((seg0+1),len(path)):
|
||
#
|
||
# check for intersection with other parts
|
||
#
|
||
outframe.update()
|
||
verta = 0
|
||
Na = len(path[sega])-1
|
||
while (verta < Na):
|
||
[xloc,yloc] = intersect(path,seg0,vert0,sega,verta)
|
||
if (xloc != []):
|
||
#
|
||
# found intersection, insert vertices
|
||
#
|
||
n0 = insert(path,xloc,yloc,seg0,vert0,intersection)
|
||
N0 += n0
|
||
vert1 += n0
|
||
na = insert(path,xloc,yloc,sega,verta,intersection)
|
||
Na += na
|
||
verta += na
|
||
if ((n0 > 0) | (na > 0)):
|
||
intersection += 1
|
||
verta += 1
|
||
vert0 += 1
|
||
#
|
||
# make vertex table and segment list of intersections
|
||
#
|
||
status.set(namedate)
|
||
outframe.update()
|
||
intersections = []
|
||
for i in range(intersection): intersections.append([])
|
||
for seg in range(len(path)):
|
||
for vert in range(len(path[seg])):
|
||
intersection = path[seg][vert][INTERSECT]
|
||
if (intersection != []):
|
||
intersections[intersection].append([seg,vert])
|
||
#print ' found',len(intersections),'intersection(s)'
|
||
seg_intersections = []
|
||
for i in range(len(path)): seg_intersections.append([])
|
||
for i in range(len(intersections)):
|
||
if (len(intersections[i]) != 2):
|
||
print " shouldn't happen: i",i,intersections[i]
|
||
else:
|
||
seg_intersections[intersections[i][0][SEG]].append(i)
|
||
seg_intersections[intersections[i][A][SEG]].append(i)
|
||
return [path, intersections, seg_intersections]
|
||
|
||
def offset(x0,x1,x2,y0,y1,y2,r):
|
||
#
|
||
# calculate offset by r for vertex 1
|
||
#
|
||
dx0 = x1 - x0
|
||
dx1 = x2 - x1
|
||
dy0 = y1 - y0
|
||
dy1 = y2 - y1
|
||
d0 = sqrt(dx0*dx0 + dy0*dy0)
|
||
d1 = sqrt(dx1*dx1 + dy1*dy1)
|
||
if ((d0 == 0) | (d1 == 0)):
|
||
return [[],[]]
|
||
dx0par = dx0 / d0
|
||
dy0par = dy0 / d0
|
||
dx0perp = dy0 / d0
|
||
dy0perp = -dx0 / d0
|
||
dx1perp = dy1 / d1
|
||
dy1perp = -dx1 / d1
|
||
#print "offset points:",x0,x1,x2,y0,y1,y2
|
||
#print "offset normals:",dx0perp,dx1perp,dy0perp,dy1perp
|
||
if ((abs(dx0perp*dy1perp - dx1perp*dy0perp) < EPS) | \
|
||
(abs(dy0perp*dx1perp - dy1perp*dx0perp) < EPS)):
|
||
dx = r * dx1perp
|
||
dy = r * dy1perp
|
||
#print " offset planar:",dx,dy
|
||
elif ((abs(dx0perp+dx1perp) < EPS) & (abs(dy0perp+dy1perp) < EPS)):
|
||
dx = r * dx1par
|
||
dy = r * dy1par
|
||
#print " offset hairpin:",dx,dy
|
||
else:
|
||
dx = r*(dy1perp - dy0perp) / \
|
||
(dx0perp*dy1perp - dx1perp*dy0perp)
|
||
dy = r*(dx1perp - dx0perp) / \
|
||
(dy0perp*dx1perp - dy1perp*dx0perp)
|
||
#print " offset OK:",dx,dy
|
||
return [dx,dy]
|
||
|
||
def displace(path):
|
||
#
|
||
# displace path inwards by tool radius
|
||
#
|
||
newpath = []
|
||
scale = float(sscale.get())
|
||
undercut = float(sundercut.get())
|
||
toolrad =(float(sdia.get())/2.0-undercut)/scale
|
||
for seg in range(len(path)):
|
||
newpath.append([])
|
||
if (len(path[seg]) > 2):
|
||
for vert1 in range(len(path[seg])-1):
|
||
if (vert1 == 0):
|
||
vert0 = len(path[seg]) - 2
|
||
else:
|
||
vert0 = vert1 - 1
|
||
vert2 = vert1 + 1
|
||
x0 = path[seg][vert0][X]
|
||
x1 = path[seg][vert1][X]
|
||
x2 = path[seg][vert2][X]
|
||
y0 = path[seg][vert0][Y]
|
||
y1 = path[seg][vert1][Y]
|
||
y2 = path[seg][vert2][Y]
|
||
[dx,dy] = offset(x0,x1,x2,y0,y1,y2,toolrad)
|
||
if (dx != []):
|
||
newpath[seg].append([(x1+dx),(y1+dy),[]])
|
||
x0 = newpath[seg][0][X]
|
||
y0 = newpath[seg][0][Y]
|
||
newpath[seg].append([x0,y0,[]])
|
||
elif (len(path[seg]) == 2):
|
||
x0 = path[seg][0][X]
|
||
y0 = path[seg][0][Y]
|
||
x1 = path[seg][1][X]
|
||
y1 = path[seg][1][Y]
|
||
x2 = 2*x1 - x0
|
||
y2 = 2*y1 - y0
|
||
[dx,dy] = offset(x0,x1,x2,y0,y1,y2,toolrad)
|
||
if (dx != []):
|
||
newpath[seg].append([x0+dx,y0+dy,[]])
|
||
newpath[seg].append([x1+dx,y1+dy,[]])
|
||
else:
|
||
newpath[seg].append([x0,y0,[]])
|
||
newpath[seg].append([x1,y1,[]])
|
||
else:
|
||
print " displace: shouldn't happen"
|
||
return newpath
|
||
|
||
def prune(path,sign,event):
|
||
#
|
||
# prune path intersections
|
||
#
|
||
# first find the intersections
|
||
#
|
||
print " intersecting ..."
|
||
#plot_path(event)
|
||
#raw_input('before intersection')
|
||
[path, intersections, seg_intersections] = add_intersections(path)
|
||
#print 'path:',path
|
||
#print 'intersections:',intersections
|
||
#print 'seg_intersections:',seg_intersections
|
||
#plot_boundary(event)
|
||
#plot_path(event)
|
||
#raw_input('after intersection')
|
||
print "intersected"
|
||
#
|
||
# then copy non-intersecting segments to new path
|
||
#
|
||
newpath = []
|
||
for seg in range(len(seg_intersections)):
|
||
if (seg_intersections[seg] == []):
|
||
newpath.append(path[seg])
|
||
#
|
||
# finally follow and remove the intersections
|
||
#
|
||
print " pruning ..."
|
||
i = 0
|
||
newseg = 0
|
||
while (i < len(intersections)):
|
||
if (intersections[i] == []):
|
||
#
|
||
# skip null intersections
|
||
#
|
||
i += 1
|
||
else:
|
||
istart = i
|
||
intersection = istart
|
||
#
|
||
# skip interior intersections
|
||
#
|
||
oldseg = -1
|
||
interior = TRUE
|
||
while 1:
|
||
#print 'testing intersection',intersection,':',intersections[intersection]
|
||
if (intersections[intersection] == []):
|
||
seg == oldseg
|
||
else:
|
||
[seg,vert] = union(intersection,path,intersections,sign)
|
||
#print ' seg',seg,'vert',vert,'oldseg',oldseg
|
||
if (seg == oldseg):
|
||
#print " remove interior intersection",istart
|
||
seg0 = intersections[istart][0][SEG]
|
||
vert0 = intersections[istart][0][VERT]
|
||
path[seg0][vert0][INTERSECT] = -1
|
||
seg1 = intersections[istart][1][SEG]
|
||
vert1 = intersections[istart][1][VERT]
|
||
path[seg1][vert1][INTERSECT] = -1
|
||
intersections[istart] = []
|
||
break
|
||
elif (seg == []):
|
||
seg = intersections[intersection][0][SEG]
|
||
vert = intersections[intersection][0][SEG]
|
||
oldseg = []
|
||
else:
|
||
oldseg = seg
|
||
intersection = []
|
||
while (intersection == []):
|
||
if (vert < (len(path[seg])-1)):
|
||
vert += 1
|
||
else:
|
||
vert = 0
|
||
intersection = path[seg][vert][INTERSECT]
|
||
if (intersection == -1):
|
||
intersection = istart
|
||
break
|
||
elif (intersection == istart):
|
||
#print ' back to',istart
|
||
interior = FALSE
|
||
intersection = istart
|
||
break
|
||
#
|
||
# save path if valid boundary intersection
|
||
#
|
||
if (interior == FALSE):
|
||
newseg = len(newpath)
|
||
newpath.append([])
|
||
while 1:
|
||
#print 'keeping intersection',intersection,':',intersections[intersection]
|
||
[seg,vert] = union(intersection,path,intersections,sign)
|
||
if (seg == []):
|
||
seg = intersections[intersection][0][SEG]
|
||
vert = intersections[intersection][0][VERT]
|
||
#print ' seg',seg,'vert',vert
|
||
intersections[intersection] = []
|
||
intersection = []
|
||
while (intersection == []):
|
||
if (vert < (len(path[seg])-1)):
|
||
x = path[seg][vert][X]
|
||
y = path[seg][vert][Y]
|
||
newpath[newseg].append([x,y,[]])
|
||
vert += 1
|
||
else:
|
||
vert = 0
|
||
intersection = path[seg][vert][INTERSECT]
|
||
if (intersection == istart):
|
||
#print ' back to',istart
|
||
x = path[seg][vert][X]
|
||
y = path[seg][vert][Y]
|
||
newpath[newseg].append([x,y,[]])
|
||
break
|
||
i += 1
|
||
return newpath
|
||
|
||
def union_boundary(event):
|
||
global boundary, intersections
|
||
#
|
||
# union intersecting polygons on boundary
|
||
#
|
||
print "union boundary ..."
|
||
sign = 1
|
||
boundary = prune(boundary,sign,event)
|
||
print " done"
|
||
plot(event)
|
||
|
||
def contour_boundary(event):
|
||
global boundary, toolpath
|
||
#
|
||
# contour boundary to find toolpath
|
||
#
|
||
print "contouring boundary ..."
|
||
undercut = float(sundercut.get())
|
||
if (undercut != 0.0):
|
||
print " undercutting contour by",undercut
|
||
#
|
||
# displace vertices inward by tool size
|
||
#
|
||
print " displacing ..."
|
||
toolpath = displace(boundary)
|
||
#plot_path(event)
|
||
#raw_input('displaced')
|
||
sign = -1
|
||
toolpath = prune(toolpath,sign,event)
|
||
plot(event)
|
||
print " done"
|
||
|
||
def raster(event):
|
||
global boundary, toolpath, ymin, ymax
|
||
#
|
||
# raster interior
|
||
#
|
||
print "rastering interior ..."
|
||
scale = float(sscale.get())
|
||
tooldia = float(sdia.get())/scale
|
||
overlap = float(soverlap.get())
|
||
if (toolpath == []):
|
||
edgepath = boundary
|
||
delta = tooldia/2.0
|
||
else:
|
||
edgepath = toolpath
|
||
delta = tooldia/4.0
|
||
#
|
||
# find row-edge intersections
|
||
#
|
||
edges = []
|
||
dymin = ymin - 2*tooldia*overlap
|
||
dymax = ymax + 2*tooldia*overlap
|
||
row1 = int(floor((dymax-dymin)/(tooldia*overlap)))
|
||
for row in range(row1+1):
|
||
edges.append([])
|
||
for seg in range(len(edgepath)):
|
||
for vertex in range(len(edgepath[seg])-1):
|
||
x0 = edgepath[seg][vertex][X]
|
||
y0 = edgepath[seg][vertex][Y]
|
||
x1 = edgepath[seg][vertex+1][X]
|
||
y1 = edgepath[seg][vertex+1][Y]
|
||
if (y1 == y0):
|
||
continue
|
||
elif (y1 < y0):
|
||
x0, x1 = x1, x0
|
||
y0, y1 = y1, y0
|
||
row0 = int(ceil((y0 - dymin)/(tooldia*overlap)))
|
||
row1 = int(floor((y1 - dymin)/(tooldia*overlap)))
|
||
for row in range(row0,(row1+1)):
|
||
y = dymin + row*tooldia*overlap
|
||
x = x0*(y1-y)/(y1-y0) + x1*(y-y0)/(y1-y0)
|
||
edges[row].append(x)
|
||
for row in range(len(edges)):
|
||
edges[row].sort()
|
||
y = dymin + row*tooldia*overlap
|
||
edge = 0
|
||
while edge < len(edges[row]):
|
||
x0 = edges[row][edge] + delta
|
||
edge += 1
|
||
if (edge < len(edges[row])):
|
||
x1 = edges[row][edge] - delta
|
||
else:
|
||
print "shouldn't happen: row",row,"length",len(edges[row])
|
||
break
|
||
edge += 1
|
||
if (x0 < x1):
|
||
toolpath.append([])
|
||
toolpath[-1].append([x0,y,[]])
|
||
toolpath[-1].append([x1,y,[]])
|
||
plot(event)
|
||
print " done"
|
||
|
||
def write_RML(path):
|
||
#
|
||
# RML (Modela-style HPGL) output
|
||
#
|
||
units = 1000
|
||
scale = float(sscale.get())
|
||
xoff = float(sxoff.get())
|
||
yoff = float(syoff.get())
|
||
text = outfile.get()
|
||
izup = int(units*float(szup.get()))
|
||
izdown = int(units*float(szdown.get()))
|
||
file = open(text, 'w')
|
||
file.write("PA;PA;!PZ"+str(izdown)+","+str(izup)+";")
|
||
file.write("VS"+sxyvel.get()+";!VZ"+szvel.get()+";!MC1;")
|
||
for segment in range(len(path)):
|
||
vertex = 0
|
||
x = int(units*(path[segment][vertex][X]*scale + xoff))
|
||
y = int(units*(path[segment][vertex][Y]*scale + yoff))
|
||
file.write("PU"+str(x)+","+str(y)+";")
|
||
for vertex in range(1,len(path[segment])):
|
||
x = int(units*(path[segment][vertex][X]*scale + xoff))
|
||
y = int(units*(path[segment][vertex][Y]*scale + yoff))
|
||
file.write("PD"+str(x)+","+str(y)+";")
|
||
#file.write("PU5000,5000;!MC0;")
|
||
file.write("PU"+str(x)+","+str(y)+";!MC0;")
|
||
file.close()
|
||
print "wrote",len(path),"RML toolpath segments to",text
|
||
|
||
def write_CAMM(path):
|
||
#
|
||
# CAMM (CAMM-style cutter HPGL) output
|
||
#
|
||
units = 1000
|
||
scale = float(sscale.get())
|
||
xoff = float(sxoff.get())
|
||
yoff = float(syoff.get())
|
||
text = outfile.get()
|
||
izup = int(units*float(szup.get()))
|
||
izdown = int(units*float(szdown.get()))
|
||
file = open(text, 'w')
|
||
file.write("PA;PA;!ST1;!FS"+sforce.get()+";VS"+svel.get()+";")
|
||
for segment in range(len(path)):
|
||
vertex = 0
|
||
x = int(units*(path[segment][vertex][X]*scale + xoff))
|
||
y = int(units*(path[segment][vertex][Y]*scale + yoff))
|
||
file.write("PU"+str(x)+","+str(y)+";")
|
||
for vertex in range(1,len(path[segment])):
|
||
x = int(units*(path[segment][vertex][X]*scale + xoff))
|
||
y = int(units*(path[segment][vertex][Y]*scale + yoff))
|
||
file.write("PD"+str(x)+","+str(y)+";")
|
||
file.write("PU0,0;")
|
||
file.close()
|
||
print "wrote",len(path),"CAMM toolpath segments to",text
|
||
|
||
def write_EPI(path):
|
||
#
|
||
# Epilog lasercutter output
|
||
#
|
||
units = 1000
|
||
scale = float(sscale.get())
|
||
xoff = float(sxoff.get())
|
||
yoff = float(syoff.get())
|
||
text = outfile.get()
|
||
file = open(text, 'w')
|
||
file.write("%-12345X@PJL JOB NAME=Graphic1\r\nE@PJL ENTER LANGUAGE=PCL\r\n&y1A&l0U&l0Z&u600D*p0X*p0Y*t600R*r0F&y50P&z50S*r6600T*r5100S*r1A*rC%1BIN;XR"+srate.get()+";YP"+spower.get()+";ZS"+sspeed.get()+";")
|
||
for segment in range(len(path)):
|
||
vertex = 0
|
||
x = int(units*(path[segment][vertex][X]*scale + xoff))
|
||
y = int(units*(path[segment][vertex][Y]*scale + yoff))
|
||
file.write("PU"+str(x)+","+str(y)+";")
|
||
for vertex in range(1,len(path[segment])):
|
||
x = int(units*(path[segment][vertex][X]*scale + xoff))
|
||
y = int(units*(path[segment][vertex][Y]*scale + yoff))
|
||
file.write("PD"+str(x)+","+str(y)+";")
|
||
file.write("%0B%1BPUE%-12345X@PJL EOJ \r\n")
|
||
file.close()
|
||
print "wrote",len(path),"Epilog toolpath segments to",text
|
||
|
||
def write_G(path):
|
||
#
|
||
# G code output
|
||
#
|
||
scale = float(sscale.get())
|
||
xoff = float(sxoff.get())
|
||
yoff = float(syoff.get())
|
||
text = outfile.get()
|
||
file = open(text, 'w')
|
||
file.write("G90\n") # absolute positioning
|
||
file.write("F"+sfeed.get()+"\n") # feed rate
|
||
file.write("S"+sspindle.get()+"\n") # spindle speed
|
||
file.write("T"+stool.get()+"\n") # tool
|
||
file.write("M08\n") # coolant on
|
||
file.write("M03\n") # spindle on clockwise
|
||
for segment in range(len(path)):
|
||
vertex = 0
|
||
x = path[segment][vertex][X]*scale + xoff
|
||
y = path[segment][vertex][Y]*scale + yoff
|
||
file.write("G00X%0.4f"%x+"Y%0.4f"%y+"Z"+sztop.get()+"\n") # rapid motion
|
||
file.write("G01Z"+szbottom.get()+"\n") # linear motion
|
||
for vertex in range(1,len(path[segment])):
|
||
x = path[segment][vertex][X]*scale + xoff
|
||
y = path[segment][vertex][Y]*scale + yoff
|
||
file.write("X%0.4f"%x+"Y%0.4f"%y+"\n")
|
||
file.write("Z"+sztop.get()+"\n")
|
||
file.write("M05\n") # spindle stop
|
||
file.write("M09\n") # coolant off
|
||
file.write("M30\n") # program end and reset
|
||
file.close()
|
||
print "wrote",len(path),"G code toolpath segments to",text
|
||
|
||
def write_img(path):
|
||
#
|
||
# bitmap image output
|
||
#
|
||
scale = float(sscale.get())
|
||
size = float(ssize.get())
|
||
xoff = float(sxoff.get())
|
||
yoff = float(syoff.get())
|
||
text = outfile.get()
|
||
ximg = int(sximg.get())
|
||
yimg = int(syimg.get())
|
||
image = Image.new("RGB",[ximg,yimg],(0,0,0))
|
||
draw = ImageDraw.Draw(image)
|
||
for segment in range(len(path)):
|
||
vertex = 0
|
||
x0 = int((path[segment][vertex][X]*scale + xoff)*ximg/size)
|
||
y0 = yimg - int((path[segment][vertex][Y]*scale + yoff)*yimg/size)
|
||
for vertex in range(1,len(path[segment])):
|
||
x1 = int((path[segment][vertex][X]*scale + xoff)*ximg/size)
|
||
y1 = yimg - int((path[segment][vertex][Y]*scale + yoff)*yimg/size)
|
||
draw.line([(x0,y0),(x1,y1)],(255,255,255))
|
||
[x0,y0] = [x1,y1]
|
||
image.save(text)
|
||
print "wrote",len(path),"toolpath segments to image",text
|
||
|
||
def write(event):
|
||
global toolpath, boundary, xmin, xmax, ymin, ymax
|
||
#
|
||
# write toolpath
|
||
#
|
||
if (toolpath == []):
|
||
toolpath = boundary
|
||
text = outfile.get()
|
||
if (find(text,".rml") != -1):
|
||
write_RML(toolpath)
|
||
elif (find(text,".camm") != -1):
|
||
write_CAMM(toolpath)
|
||
elif (find(text,".epi") != -1):
|
||
write_EPI(toolpath)
|
||
elif (find(text,".g") != -1):
|
||
write_G(toolpath)
|
||
elif ((find(text,".jpg") != -1) | (find(text,".bmp") != -1)):
|
||
write_img(toolpath)
|
||
else:
|
||
print "unsupported output file format"
|
||
return
|
||
sxmin = scale+xmin + xoff
|
||
sxmax = scale+xmax + xoff
|
||
symin = scale+ymin + yoff
|
||
symax = scale+ymax + yoff
|
||
print " xmin: %0.3g "%sxmin,"xmax: %0.3g "%sxmax,"ymin: %0.3g "%symin,"ymax: %0.3g "%symax
|
||
|
||
def delframes():
|
||
#
|
||
# delete all CAM frames
|
||
#
|
||
cutframe.pack_forget()
|
||
imgframe.pack_forget()
|
||
toolframe.pack_forget()
|
||
millframe.pack_forget()
|
||
gframe.pack_forget()
|
||
laserframe.pack_forget()
|
||
|
||
def camselect(event):
|
||
global size
|
||
#
|
||
# pack appropriate CAM GUI options based on output file
|
||
#
|
||
text = outfile.get()
|
||
if (find(text,".rml") != -1):
|
||
delframes()
|
||
sdia.set("0.015")
|
||
sundercut.set("0.00")
|
||
soverlap.set("0.8")
|
||
toolframe.pack()
|
||
szup.set("0.04")
|
||
szdown.set("-0.015")
|
||
sxyvel.set("2")
|
||
szvel.set("5")
|
||
millframe.pack()
|
||
elif (find(text,".camm") != -1):
|
||
delframes()
|
||
sforce.set("70")
|
||
svel.set("2")
|
||
cutframe.pack()
|
||
elif (find(text,".epi") != -1):
|
||
delframes()
|
||
srate.set("2500")
|
||
spower.set("50")
|
||
sspeed.set("50")
|
||
ssize.set("10")
|
||
laserframe.pack()
|
||
plot(event)
|
||
elif (find(text,".g") != -1):
|
||
delframes()
|
||
sdia.set("0.015")
|
||
sundercut.set("0.00")
|
||
soverlap.set("0.8")
|
||
toolframe.pack()
|
||
sztop.set("1")
|
||
szbottom.set("0")
|
||
sfeed.set("5")
|
||
sspindle.set("5000")
|
||
stool.set("1")
|
||
gframe.pack()
|
||
elif ((find(text,".jpg") != -1) | (find(text,".bmp") != -1)):
|
||
delframes()
|
||
sdia.set("0.015")
|
||
sundercut.set("0.00")
|
||
soverlap.set("0.8")
|
||
toolframe.pack()
|
||
sximg.set("500")
|
||
syimg.set("500")
|
||
imgframe.pack()
|
||
else:
|
||
print "output file format not supported"
|
||
return
|
||
|
||
root = Tk()
|
||
root.title('cam.py')
|
||
root.bind('q','exit')
|
||
|
||
infile = StringVar()
|
||
outfile = StringVar()
|
||
if (len(sys.argv) >= 2):
|
||
infile.set(sys.argv[1])
|
||
else:
|
||
infile.set('')
|
||
if (len(sys.argv) >= 4):
|
||
xoff = float(sys.argv[2])
|
||
yoff = float(sys.argv[3])
|
||
if (len(sys.argv) >= 5):
|
||
size = float(sys.argv[4])
|
||
if (len(sys.argv) >= 6):
|
||
outfile.set(sys.argv[5])
|
||
else:
|
||
outfile.set('out.rml')
|
||
if (len(sys.argv) >= 7):
|
||
undercut = float(sys.argv[6])
|
||
|
||
inframe = Frame(root)
|
||
Label(inframe, text="input file: ").pack(side="left")
|
||
winfile = Entry(inframe, width=20, textvariable=infile)
|
||
winfile.pack(side="left")
|
||
winfile.bind('<Return>',read)
|
||
ssize = StringVar()
|
||
ssize.set(str(size))
|
||
Label(inframe, text=" ").pack(side="left")
|
||
Label(inframe, text="display size:").pack(side="left")
|
||
wsize = Entry(inframe, width=10, textvariable=ssize)
|
||
wsize.pack(side="left")
|
||
wsize.bind('<Return>',plot)
|
||
Label(inframe, text=" ").pack(side="left")
|
||
ivert = IntVar()
|
||
wvert = Checkbutton(inframe, text="show vertices", variable=ivert)
|
||
wvert.pack(side="left")
|
||
wvert.bind('<ButtonRelease-1>',plot)
|
||
inframe.pack()
|
||
|
||
coordframe = Frame(root)
|
||
sxoff = StringVar()
|
||
sxoff.set(str(xoff))
|
||
syoff = StringVar()
|
||
syoff.set(str(yoff))
|
||
sscale = StringVar()
|
||
sscale.set(str(scale))
|
||
Label(coordframe, text="x offset:").pack(side="left")
|
||
wxoff = Entry(coordframe, width=10, textvariable=sxoff)
|
||
wxoff.pack(side="left")
|
||
wxoff.bind('<Return>',plot)
|
||
Label(coordframe, text=" y offset:").pack(side="left")
|
||
wyoff = Entry(coordframe, width=10, textvariable=syoff)
|
||
wyoff.pack(side="left")
|
||
wyoff.bind('<Return>',plot)
|
||
Label(coordframe, text=" part scale factor:").pack(side="left")
|
||
wscale = Entry(coordframe, width=10, textvariable=sscale)
|
||
wscale.pack(side="left")
|
||
wscale.bind('<Return>',plot_delete)
|
||
coordframe.pack()
|
||
|
||
c = Canvas(root, width=WINDOW, height=WINDOW, background='white')
|
||
c.pack()
|
||
|
||
outframe = Frame(root)
|
||
|
||
Logo = Canvas(outframe, width=26, height=26, background="white")
|
||
Logo.create_oval(2,2,8,8,fill="red",outline="")
|
||
Logo.create_rectangle(11,2,17,8,fill="blue",outline="")
|
||
Logo.create_rectangle(20,2,26,8,fill="blue",outline="")
|
||
Logo.create_rectangle(2,11,8,17,fill="blue",outline="")
|
||
Logo.create_oval(10,10,16,16,fill="red",outline="")
|
||
Logo.create_rectangle(20,11,26,17,fill="blue",outline="")
|
||
Logo.create_rectangle(2,20,8,26,fill="blue",outline="")
|
||
Logo.create_rectangle(11,20,17,26,fill="blue",outline="")
|
||
Logo.create_rectangle(20,20,26,26,fill="blue",outline="")
|
||
Logo.pack(side="left")
|
||
status = StringVar()
|
||
namedate = " cam.py ("+DATE+") "
|
||
status.set(namedate)
|
||
Label(outframe, textvariable=status).pack(side="left")
|
||
Label(outframe, text="output file: ").pack(side="left")
|
||
woutfile = Entry(outframe, width=20, textvariable=outfile)
|
||
woutfile.bind('<Return>',camselect)
|
||
woutfile.pack(side="left")
|
||
Label(outframe, text=" ").pack(side="left")
|
||
Button(outframe, text="quit", command='exit').pack(side="left")
|
||
Label(outframe, text=" ").pack(side="left")
|
||
outframe.pack()
|
||
|
||
camframe = Frame(root)
|
||
unionbtn = Button(camframe, text="union polygons")
|
||
unionbtn.bind('<Button-1>',union_boundary)
|
||
unionbtn.pack(side="left")
|
||
Label(camframe, text=" ").pack(side="left")
|
||
contourbtn = Button(camframe, text="contour boundary")
|
||
contourbtn.bind('<Button-1>',contour_boundary)
|
||
contourbtn.pack(side="left")
|
||
Label(camframe, text=" ").pack(side="left")
|
||
rasterbtn = Button(camframe, text="raster interior")
|
||
rasterbtn.bind('<Button-1>',raster)
|
||
rasterbtn.pack(side="left")
|
||
Label(camframe, text=" ").pack(side="left")
|
||
writebtn = Button(camframe, text="write toolpath")
|
||
writebtn.bind('<Button-1>',write)
|
||
writebtn.pack(side="left")
|
||
camframe.pack()
|
||
|
||
toolframe = Frame(root)
|
||
Label(toolframe, text="tool diameter: ").pack(side="left")
|
||
sdia = StringVar()
|
||
wtooldia = Entry(toolframe, width=10, textvariable=sdia)
|
||
wtooldia.pack(side="left")
|
||
wtooldia.bind('<Return>',plot_delete)
|
||
Label(toolframe, text=" contour undercut: ").pack(side="left")
|
||
sundercut = StringVar()
|
||
wundercut = Entry(toolframe, width=10, textvariable=sundercut)
|
||
wundercut.pack(side="left")
|
||
wundercut.bind('<Return>',plot_delete)
|
||
Label(toolframe, text=" raster overlap: ").pack(side="left")
|
||
soverlap = StringVar()
|
||
woverlap = Entry(toolframe, width=10, textvariable=soverlap)
|
||
woverlap.pack(side="left")
|
||
woverlap.bind('<Return>',plot_delete)
|
||
|
||
millframe = Frame(root)
|
||
Label(millframe, text="z up:").pack(side="left")
|
||
szup = StringVar()
|
||
Entry(millframe, width=10, textvariable=szup).pack(side="left")
|
||
Label(millframe, text=" z down:").pack(side="left")
|
||
szdown = StringVar()
|
||
Entry(millframe, width=10, textvariable=szdown).pack(side="left")
|
||
Label(millframe, text=" xy speed:").pack(side="left")
|
||
sxyvel = StringVar()
|
||
Entry(millframe, width=10, textvariable=sxyvel).pack(side="left")
|
||
Label(millframe, text=" z speed:").pack(side="left")
|
||
szvel = StringVar()
|
||
Entry(millframe, width=10, textvariable=szvel).pack(side="left")
|
||
|
||
gframe = Frame(root)
|
||
Label(gframe, text="z top:").pack(side="left")
|
||
sztop = StringVar()
|
||
Entry(gframe, width=6, textvariable=sztop).pack(side="left")
|
||
Label(gframe, text=" z bottom:").pack(side="left")
|
||
szbottom = StringVar()
|
||
Entry(gframe, width=6, textvariable=szbottom).pack(side="left")
|
||
Label(gframe, text=" feed rate:").pack(side="left")
|
||
sfeed = StringVar()
|
||
Entry(gframe, width=6, textvariable=sfeed).pack(side="left")
|
||
Label(gframe, text=" spindle speed:").pack(side="left")
|
||
sspindle = StringVar()
|
||
Entry(gframe, width=6, textvariable=sspindle).pack(side="left")
|
||
Label(gframe, text=" tool:").pack(side="left")
|
||
stool = StringVar()
|
||
Entry(gframe, width=3, textvariable=stool).pack(side="left")
|
||
|
||
cutframe = Frame(root)
|
||
Label(cutframe, text="force: ").pack(side="left")
|
||
sforce = StringVar()
|
||
Entry(cutframe, width=10, textvariable=sforce).pack(side="left")
|
||
Label(cutframe, text=" velocity:").pack(side="left")
|
||
svel = StringVar()
|
||
Entry(cutframe, width=10, textvariable=svel).pack(side="left")
|
||
|
||
laserframe = Frame(root)
|
||
Label(laserframe, text="rate: ").pack(side="left")
|
||
srate = StringVar()
|
||
Entry(laserframe, width=10, textvariable=srate).pack(side="left")
|
||
Label(laserframe, text=" power:").pack(side="left")
|
||
spower = StringVar()
|
||
Entry(laserframe, width=10, textvariable=spower).pack(side="left")
|
||
Label(laserframe, text=" speed:").pack(side="left")
|
||
sspeed = StringVar()
|
||
Entry(laserframe, width=10, textvariable=sspeed).pack(side="left")
|
||
|
||
imgframe = Frame(root)
|
||
Label(imgframe, text="x size (pixels): ").pack(side="left")
|
||
sximg = StringVar()
|
||
Entry(imgframe, width=10, textvariable=sximg).pack(side="left")
|
||
Label(imgframe, text=" y size (pixels):").pack(side="left")
|
||
syimg = StringVar()
|
||
Entry(imgframe, width=10, textvariable=syimg).pack(side="left")
|
||
|
||
camselect(0)
|
||
|
||
if (len(infile.get()) != 0):
|
||
read(0)
|
||
|
||
root.mainloop()
|