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April 25, 2013 06:32
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| # | |
| # cam.py | |
| # | |
| # usage: python cam.py [infile] [xoffset yoffset] [display size] [outfile] [undercut] | |
| # | |
| # input: | |
| # *.dxf: DXF (polylines) | |
| # *.cmp,*.sol,*.plc: Gerber | |
| # RS-274X format, with 0-width trace defining board boundary | |
| # *.drl: Excellon drill file, with tool defitions | |
| # output: | |
| # *.rml: Roland Modela RML mill | |
| # *.camm: Roland CAMM cutter | |
| # *.jpg,*.bmp: images | |
| # *.epi: Epilog lasercutter | |
| # *.g: G codes | |
| # toolpath modes: 1D path, contour, raster | |
| # keys: q to quit | |
| # | |
| # (C)BA Neil Gershenfeld | |
| # commercial sale licensed by MIT | |
| DATE = "11/9/03" | |
| from Tkinter import * | |
| from string import * | |
| from math import * | |
| from random import * | |
| import sys #, Image, ImageDraw - commented out until the tutorial will be fixed to include these | |
| # | |
| # window size in pixels | |
| # | |
| WINDOW = 500 | |
| # | |
| # numerical roundoff tolerance for testing intersections | |
| # | |
| EPS = 1e-20 | |
| # | |
| # hack: std dev of numerical noise to add to remove degeneracies | |
| # | |
| NOISE = 1e-6 | |
| # | |
| # default parameters | |
| # | |
| scale = 1.0 | |
| size = 2.0 | |
| xoff = 0.1 | |
| yoff = 0.1 | |
| boundary = [] | |
| toolpath = [] | |
| itoolpath = [] | |
| HUGE = 1e10 | |
| xmin = HUGE | |
| xmax = -HUGE | |
| ymin = HUGE | |
| ymax = -HUGE | |
| X = 0 | |
| Y = 1 | |
| INTERSECT = 2 | |
| SEG = 0 | |
| VERT = 1 | |
| A = 1 | |
| TYPE = 0 | |
| SIZE = 1 | |
| WIDTH = 1 | |
| HEIGHT = 2 | |
| NVERTS = 10 | |
| def coord(str,digits,fraction): | |
| # | |
| # parse Gerber coordinates | |
| # | |
| global gerbx, gerby | |
| xindex = find(str,"X") | |
| yindex = find(str,"Y") | |
| index = find(str,"D") | |
| if (xindex == -1): | |
| x = gerbx | |
| y = int(str[(yindex+1):index])*(10**(-fraction)) | |
| elif (yindex == -1): | |
| y = gerby | |
| x = int(str[(xindex+1):index])*(10**(-fraction)) | |
| else: | |
| x = int(str[(xindex+1):yindex])*(10**(-fraction)) | |
| y = int(str[(yindex+1):index])*(10**(-fraction)) | |
| gerbx = x | |
| gerby = y | |
| return [x,y] | |
| def read_Gerber(str): | |
| # | |
| # Gerber parser | |
| # | |
| segment = -1 | |
| xold = [] | |
| yold = [] | |
| line = 0 | |
| nlines = len(str) | |
| path = [] | |
| apertures = [] | |
| macros = [] | |
| N_macros = 0 | |
| for i in range(1000): | |
| apertures.append([]) | |
| while line < nlines: | |
| if (find(str[line],"%FS") != -1): | |
| # | |
| # format statement | |
| # | |
| index = find(str[line],"X") | |
| digits = int(str[line][index+1]) | |
| fraction = int(str[line][index+2]) | |
| line += 1 | |
| continue | |
| elif (find(str[line],"%AM") != -1): | |
| # | |
| # aperture macro | |
| # | |
| index = find(str[line],"%AM") | |
| index1 = find(str[line],"*") | |
| macros.append([]) | |
| macros[-1] = str[line][index+3:index1] | |
| N_macros += 1 | |
| line += 1 | |
| continue | |
| elif (find(str[line],"%ADD") != -1): | |
| # | |
| # aperture definition | |
| # | |
| index = find(str[line],"%ADD") | |
| parse = 0 | |
| if (find(str[line],"C,") != -1): | |
| # | |
| # circle | |
| # | |
| index = find(str[line],"C,") | |
| index1 = find(str[line],"*") | |
| aperture = int(str[line][4:index]) | |
| size = float(str[line][index+2:index1]) | |
| apertures[aperture] = ["C",size] | |
| print " read aperture",aperture,": circle diameter",size | |
| line += 1 | |
| continue | |
| elif (find(str[line],"O,") != -1): | |
| # | |
| # obround | |
| # | |
| index = find(str[line],"O,") | |
| aperture = int(str[line][4:index]) | |
| index1 = find(str[line],",",index) | |
| index2 = find(str[line],"X",index) | |
| index3 = find(str[line],"*",index) | |
| width = float(str[line][index1+1:index2]) | |
| height = float(str[line][index2+1:index3]) | |
| apertures[aperture] = ["O",width,height] | |
| print " read aperture",aperture,": obround",width,"x",height | |
| line += 1 | |
| continue | |
| elif (find(str[line],"R,") != -1): | |
| # | |
| # rectangle | |
| # | |
| index = find(str[line],"R,") | |
| aperture = int(str[line][4:index]) | |
| index1 = find(str[line],",",index) | |
| index2 = find(str[line],"X",index) | |
| index3 = find(str[line],"*",index) | |
| width = float(str[line][index1+1:index2]) | |
| height = float(str[line][index2+1:index3]) | |
| apertures[aperture] = ["R",width,height] | |
| print " read aperture",aperture,": rectangle",width,"x",height | |
| line += 1 | |
| continue | |
| for macro in range(N_macros): | |
| # | |
| # macros | |
| # | |
| index = find(str[line],macros[macro]+',') | |
| if (index != -1): | |
| # | |
| # hack: assume macros can be approximated by | |
| # a circle, and has a size parameter | |
| # | |
| aperture = int(str[line][4:index]) | |
| index1 = find(str[line],",",index) | |
| index2 = find(str[line],"*",index) | |
| size = float(str[line][index1+1:index2]) | |
| apertures[aperture] = ["C",size] | |
| print " read aperture",aperture,": macro (assuming circle) diameter",size | |
| parse = 1 | |
| continue | |
| if (parse == 0): | |
| print " aperture not implemented:",str[line] | |
| return | |
| elif (find(str[line],"D") == 0): | |
| # | |
| # change aperture | |
| # | |
| index = find(str[line],'*') | |
| aperture = int(str[line][1:index]) | |
| size = apertures[aperture][SIZE] | |
| line += 1 | |
| continue | |
| elif (find(str[line],"G54D") == 0): | |
| # | |
| # change aperture | |
| # | |
| index = find(str[line],'*') | |
| aperture = int(str[line][4:index]) | |
| size = apertures[aperture][SIZE] | |
| line += 1 | |
| continue | |
| elif (find(str[line],"D01*") != -1): | |
| # | |
| # pen down | |
| # | |
| [xnew,ynew] = coord(str[line],digits,fraction) | |
| line += 1 | |
| if (size > EPS): | |
| if ((abs(xnew-xold) > EPS) | (abs(ynew-yold) > EPS)): | |
| newpath = stroke(xold,yold,xnew,ynew,size) | |
| path.append(newpath) | |
| segment += 1 | |
| else: | |
| path[segment].append([xnew,ynew,[]]) | |
| xold = xnew | |
| yold = ynew | |
| continue | |
| elif (find(str[line],"D02*") != -1): | |
| # | |
| # pen up | |
| # | |
| [xold,yold] = coord(str[line],digits,fraction) | |
| if (size < EPS): | |
| path.append([]) | |
| segment += 1 | |
| path[segment].append([xold,yold,[]]) | |
| newpath = [] | |
| line += 1 | |
| continue | |
| elif (find(str[line],"D03*") != -1): | |
| # | |
| # flash | |
| # | |
| [xnew,ynew] = coord(str[line],digits,fraction) | |
| line += 1 | |
| if (apertures[aperture][TYPE] == "C"): | |
| # | |
| # circle | |
| # | |
| path.append([]) | |
| segment += 1 | |
| size = apertures[aperture][SIZE] | |
| for i in range(NVERTS): | |
| angle = i*2.0*pi/(NVERTS-1.0) | |
| x = xnew + (size/2.0)*cos(angle) | |
| y = ynew + (size/2.0)*sin(angle) | |
| path[segment].append([x,y,[]]) | |
| elif (apertures[aperture][TYPE] == "R"): | |
| # | |
| # rectangle | |
| # | |
| path.append([]) | |
| segment += 1 | |
| width = apertures[aperture][WIDTH] / 2.0 | |
| height = apertures[aperture][HEIGHT] / 2.0 | |
| path[segment].append([xnew-width,ynew-height,[]]) | |
| path[segment].append([xnew+width,ynew-height,[]]) | |
| path[segment].append([xnew+width,ynew+height,[]]) | |
| path[segment].append([xnew-width,ynew+height,[]]) | |
| path[segment].append([xnew-width,ynew-height,[]]) | |
| elif (apertures[aperture][TYPE] == "O"): | |
| # | |
| # obround | |
| # | |
| path.append([]) | |
| segment += 1 | |
| width = apertures[aperture][WIDTH] | |
| height = apertures[aperture][HEIGHT] | |
| if (width > height): | |
| for i in range(NVERTS/2): | |
| angle = i*pi/(NVERTS/2-1.0) + pi/2.0 | |
| x = xnew - (width-height)/2.0 + (height/2.0)*cos(angle) | |
| y = ynew + (height/2.0)*sin(angle) | |
| path[segment].append([x,y,[]]) | |
| for i in range(NVERTS/2): | |
| angle = i*pi/(NVERTS/2-1.0) - pi/2.0 | |
| x = xnew + (width-height)/2.0 + (height/2.0)*cos(angle) | |
| y = ynew + (height/2.0)*sin(angle) | |
| path[segment].append([x,y,[]]) | |
| else: | |
| for i in range(NVERTS/2): | |
| angle = i*pi/(NVERTS/2-1.0) + pi | |
| x = xnew + (width/2.0)*cos(angle) | |
| y = ynew - (height-width)/2.0 + (width/2.0)*sin(angle) | |
| path[segment].append([x,y,[]]) | |
| for i in range(NVERTS/2): | |
| angle = i*pi/(NVERTS/2-1.0) | |
| x = xnew + (width/2.0)*cos(angle) | |
| y = ynew + (height-width)/2.0 + (width/2.0)*sin(angle) | |
| path[segment].append([x,y,[]]) | |
| x = path[segment][-1][X] | |
| y = path[segment][-1][Y] | |
| path[segment].append([x,y,[]]) | |
| else: | |
| print " aperture",apertures[aperture][TYPE],"is not implemented" | |
| return | |
| xold = xnew | |
| yold = ynew | |
| continue | |
| else: | |
| print " not parsed:",str[line] | |
| line += 1 | |
| return path | |
| def read_Excellon(str): | |
| # | |
| # Excellon parser | |
| # | |
| segment = -1 | |
| line = 0 | |
| nlines = len(str) | |
| path = [] | |
| drills = [] | |
| header = TRUE | |
| for i in range(1000): | |
| drills.append([]) | |
| while line < nlines: | |
| if ((find(str[line],"T") != -1) & (find(str[line],"C") != -1) \ | |
| & (find(str[line],"F") != -1)): | |
| # | |
| # alternate drill definition style | |
| # | |
| index = find(str[line],"T") | |
| index1 = find(str[line],"C") | |
| index2 = find(str[line],"F") | |
| drill = int(str[line][1:index1]) | |
| print str[line][index1+1:index2] | |
| size = float(str[line][index1+1:index2]) | |
| drills[drill] = ["C",size] | |
| print " read drill",drill,"size:",size | |
| line += 1 | |
| continue | |
| if ((find(str[line],"T") != -1) & (find(str[line]," ") != -1) \ | |
| & (find(str[line],"in") != -1)): | |
| # | |
| # alternate drill definition style | |
| # | |
| index = find(str[line],"T") | |
| index1 = find(str[line]," ") | |
| index2 = find(str[line],"in") | |
| drill = int(str[line][1:index1]) | |
| print str[line][index1+1:index2] | |
| size = float(str[line][index1+1:index2]) | |
| drills[drill] = ["C",size] | |
| print " read drill",drill,"size:",size | |
| line += 1 | |
| continue | |
| elif ((find(str[line],"T") != -1) & (find(str[line],"C") != -1)): | |
| # | |
| # alternate drill definition style | |
| # | |
| index = find(str[line],"T") | |
| index1 = find(str[line],"C") | |
| drill = int(str[line][1:index1]) | |
| size = float(str[line][index1+1:-1]) | |
| drills[drill] = ["C",size] | |
| print " read drill",drill,"size:",size | |
| line += 1 | |
| continue | |
| elif (find(str[line],"T") == 0): | |
| # | |
| # change drill | |
| # | |
| index = find(str[line],'T') | |
| drill = int(str[line][index+1:-1]) | |
| size = drills[drill][SIZE] | |
| line += 1 | |
| continue | |
| elif (find(str[line],"X") != -1): | |
| # | |
| # drill location | |
| # | |
| index = find(str[line],"X") | |
| index1 = find(str[line],"Y") | |
| x0 = float(int(str[line][index+1:index1])/1000.0) | |
| y0 = float(int(str[line][index1+1:-1])/1000.0) | |
| line += 1 | |
| path.append([]) | |
| segment += 1 | |
| size = drills[drill][SIZE] | |
| for i in range(NVERTS): | |
| angle = -i*2.0*pi/(NVERTS-1.0) | |
| x = x0 + (size/2.0)*cos(angle) | |
| y = y0 + (size/2.0)*sin(angle) | |
| path[segment].append([x,y,[]]) | |
| continue | |
| else: | |
| print " not parsed:",str[line] | |
| line += 1 | |
| return path | |
| def read_DXF(str): | |
| # | |
| # DXF parser | |
| # | |
| segment = -1 | |
| path = [] | |
| xold = [] | |
| yold = [] | |
| line = 0 | |
| nlines = len(str) | |
| polyline = 0 | |
| vertex = 0 | |
| while line < nlines: | |
| if (str[line] == "POLYLINE\n"): | |
| segment += 1 | |
| polyline = 1 | |
| path.append([]) | |
| elif (str[line] == "VERTEX\n"): | |
| vertex = 1 | |
| elif ((strip(str[line]) == "10") & (vertex == 1) & (polyline == 1)): | |
| line += 1 | |
| x = float(str[line]) | |
| elif ((strip(str[line]) == "20") & (vertex == 1) & (polyline == 1)): | |
| line += 1 | |
| y = float(str[line]) | |
| if ((x != xold) | (y != yold)): | |
| # | |
| # add to path if not zero-length segment | |
| # | |
| path[segment].append([float(x),float(y),[]]) | |
| xold = x | |
| yold = y | |
| elif (str[line] == "SEQEND\n"): | |
| polyline = 0 | |
| vertex = 0 | |
| line += 1 | |
| 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 | |
| if (y > ymax): ymax = y | |
| 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() |
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