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July 9, 2015 07:10
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| node_modules |
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| var fs = require('fs') | |
| var gerberToSvg = require('gerber-to-svg'); | |
| var stroke = require('./stroke') | |
| var _ = require('underscore') | |
| var gerberString = fs.readFileSync(__dirname + '/../accel-mma84/render/accel-mma84-F_Cu.gbr', 'utf-8') | |
| var svgObj = gerberToSvg(gerberString, { object: true } ) | |
| var paths = (svgObj.svg._[1].g._.filter(function (a) { | |
| return 'path' in a | |
| })) | |
| var newpaths = [] | |
| var regions = paths.map(function (p) { | |
| var q = null; | |
| for (var i = 0; i < p.path.d.length; i++) { | |
| if (p.path.d[i] == 'M') { | |
| if (q) { | |
| newpaths.push(q); | |
| } | |
| q = JSON.parse(JSON.stringify(p)); | |
| q.path.d = ['M']; | |
| } else { | |
| q.path.d.push(p.path.d[i]); | |
| } | |
| } | |
| if (q) { | |
| newpaths.push(q); | |
| } | |
| return p; | |
| }) | |
| var vertices = [] | |
| var regions = []; | |
| var polygons = []; | |
| var clipper = require('clipper') | |
| svgObj.svg._[1].g._ = [].concat(newpaths, svgObj.svg._[1].g._.filter(function (a) { | |
| return !('path' in a) | |
| }).map(function (u) { | |
| u.use.fill = 'rgba(0, 0, 0, 0.5)' | |
| return u; | |
| })); | |
| newpaths.filter(function (p) { | |
| var poly = stroke([p.path.d[1], p.path.d[2]], [p.path.d[4], p.path.d[5]], p.path['stroke-width'] / 2) | |
| regions.push([[vertices.length, vertices.length+1, vertices.length+2, vertices.length+3]]) | |
| vertices = vertices.concat(poly); | |
| polygons.push(_.flatten(poly)) | |
| // p.path.d = 'M ' + poly[0].join(' ') + ' ' + | |
| // 'L ' + poly[1].join(' ') + ' ' + | |
| // 'L ' + poly[2].join(' ') + ' ' + | |
| // 'L ' + poly[3].join(' ') + ' '; | |
| // 'L ' + poly[0].join(' ') + ' '; | |
| // delete p.path['stroke-width']; | |
| // p.path.fill = 'green' | |
| p.path['stroke'] = 'red'; | |
| return p; | |
| }) | |
| var pir = require('point-in-region'); | |
| var classifyPoint = pir(vertices, regions) | |
| svgObj.svg.width = '100%' | |
| svgObj.svg.height = '100%' | |
| function spread (res, l) { | |
| function alive (p) { | |
| p.path['stroke'] = 'green' | |
| p.path['data-title'] = l.name + ' / ' + l.net; | |
| } | |
| alive(newpaths[res]); | |
| polygons.forEach(function (polymatch, i) { | |
| var clip = clipper.begin(); | |
| clip.setFillTypes(clipper.PolyFillType.POSITIVE, clipper.PolyFillType.POSITIVE); | |
| clip.addSubjectPath(polygons[res], true); | |
| clip.addClipPath(polymatch); | |
| var output = clip.intersection()[0]; | |
| if (output.length) { | |
| // console.log('reviving', output); | |
| if (newpaths[i].path.stroke != 'green') { | |
| alive(newpaths[i]) | |
| spread(i, l); | |
| } | |
| } | |
| }) | |
| } | |
| var d356 = fs.readFileSync(__dirname + '/../accel-mma84/accel-mma84.d356', 'utf-8') | |
| d356.split(/\n/).filter(function (l) { | |
| return l[0] == '3'; | |
| }).map(function (l) { | |
| // 327SDA IC1 -3 A01X+053667Y-039174X0417Y0256R000S2 | |
| return { | |
| net: l.slice(3, 20).replace(/\s+$/, ''), | |
| name: l.slice(20, 26).replace(/\s+$/, ''), | |
| x: parseInt(l.slice(42, 42 + 7))*2.54, | |
| y: parseInt(l.slice(50, 50 + 7))*2.54, | |
| full: l, | |
| } | |
| }).filter(function (l) { | |
| var res = classifyPoint([l.x, l.y]) | |
| if (res != -1) { | |
| spread(res, l); | |
| // fix each point | |
| // [ | |
| // [newpaths[res].path.d[1], newpaths[res].path.d[2]], | |
| // [newpaths[res].path.d[4], newpaths[res].path.d[5]] | |
| // ].forEach(function (v) { | |
| // var o = -1; | |
| // var r2 = regions.slice(); | |
| // do { | |
| // var classif = pir(vertices, r2) | |
| // o = classif(v); | |
| // if (o != -1) { | |
| // console.log('revived'); | |
| // alive(newpaths[o]) | |
| // r2[o] = [[0]] | |
| // } | |
| // } while (o != -1); | |
| // console.log('done'); | |
| // }) | |
| } else { | |
| // console.log(l) | |
| } | |
| }) | |
| // console.log(vertices) | |
| // console.log(classifyPoint([135882.5, -105000])) | |
| var builder = require('gerber-to-svg/lib/obj-to-xml'); | |
| var out = builder(svgObj, { | |
| pretty: true | |
| }) | |
| fs.writeFileSync(__dirname + '/f_cu.svg', out, 'utf-8'); |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <script src="http://code.jquery.com/jquery.min.js"></script> | |
| <style> | |
| #frames iframe { | |
| border: 0; | |
| position: absolute; | |
| top: 0; left: 0; | |
| pointer-events: none; | |
| } | |
| #frames { | |
| width: 800px; height: 400px; | |
| margin-right: 1em; | |
| position: relative; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <h1>schematic viewer demo</h1> | |
| <div id="frames" style="background: #666"> | |
| <iframe src="edge.svg" width="400" height="400" style="left: 400px; background: #888;"></iframe> | |
| <div style="-webkit-filter: hue-rotate(-120deg);"> | |
| <iframe src="b_cu.svg" width="400" height="400" name='b_cu' style="left: 400px;"></iframe> | |
| </div> | |
| <iframe src="edge.svg" width="400" height="400"></iframe> | |
| <iframe src="f_silk.svg" width="400" height="400" style="opacity: 0.4;"></iframe> | |
| <iframe src="f_cu.svg" width="400" height="400" name='f_cu'></iframe> | |
| </div> | |
| <h2 id="target"></h2> | |
| <script> | |
| function magic (name) { | |
| var frame = window.frames[name]; | |
| return frame.document; | |
| } | |
| $('#frames').on('mousemove', function (e) { | |
| var toptext = null; | |
| ['f_cu', 'b_cu'].some(function (name) { | |
| var s = magic(name); | |
| var path = s.elementFromPoint(e.clientX - $('iframe[name=' + name + ']').offset().left, e.clientY - $('iframe[name=' + name + ']').offset().top); | |
| if (toptext) { | |
| var text = null; | |
| } else { | |
| var text = $(path).attr('data-title') | |
| } | |
| toptext = toptext || text || ''; | |
| }); | |
| [magic('f_cu'), magic('b_cu')].some(function (s) { | |
| $('path', s).each(function () { | |
| if (toptext && $(this).attr('data-title').replace(/.*\//) == toptext.replace(/.*\//)) { | |
| $(this).attr('stroke', '#00cc00'); | |
| } else { | |
| $(this).attr('stroke', 'green'); | |
| } | |
| }) | |
| }) | |
| $('#target').text((toptext || '').split(/\s+/).reverse().join(' ')); | |
| }) | |
| magic('b_cu'); | |
| magic('f_cu'); | |
| </script> | |
| </body> | |
| </html> |
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| { | |
| "name": "svg", | |
| "version": "1.0.0", | |
| "description": "", | |
| "main": "index.js", | |
| "scripts": { | |
| "test": "echo \"Error: no test specified\" && exit 1" | |
| }, | |
| "keywords": [], | |
| "author": "", | |
| "license": "ISC" | |
| } |
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| function offset(o, dx, dy, width) { | |
| return [o[0] - dx*width, o[1] + dy*width] | |
| } | |
| function stroke (a, b, width) { | |
| a = a.slice() | |
| b = b.slice() | |
| // console.log(a, b); | |
| var dx = (b[1] - a[1]) | |
| var dy = (b[0] - a[0]) | |
| var len = Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2)) | |
| dx /= len; | |
| dy /= len; | |
| a[0] -= dy/2*width; | |
| a[1] -= dx/2*width; | |
| b[0] += dy/2*width; | |
| b[1] += dx/2*width; | |
| var A = offset(a, dx, dy, width); | |
| var B = offset(a, dx, dy, -width); | |
| var C = offset(b, dx, dy, -width); | |
| var D = offset(b, dx, dy, width); | |
| return [A, B, C, D]; | |
| // console.log( | |
| // 'M', A.join(' '), | |
| // 'L', B.join(' '), | |
| // 'L', C.join(' '), | |
| // 'L', D.join(' '), | |
| // 'L', A.join(' ')); | |
| } | |
| // var a = [2,2]; | |
| // var b = [5,0]; | |
| // console.log('<svg xmlns="http://www.w3.org/2000/svg" version="1.1" height="1000" width="1000" viewBox="0 0 10 10">') | |
| // console.log('<path d="') | |
| // stroke(a, b); | |
| // console.log('" />') | |
| // console.log('<path d="M ' + a.join(' ') + ' L' + b.join(' ') + '" strokeWidth=".5" stroke="red" />') | |
| // console.log('</svg>') | |
| module.exports = stroke; |
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