starting Gerber program

files.html

@@ -155,6 +155,8 @@
 <i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;formats</i><br>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='./modules/path/formats/dxf'>dxf</a><br>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='./modules/path/formats/g-code'>g-code</a><br>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='./modules/path/formats/gerber'>gerber</a><br>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='./modules/path/formats/hpgl'>hpgl</a><br>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='./modules/path/formats/svg'>svg</a><br>
 <i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;machines</i><br>
 <i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Roland</i><br>
@@ -226,6 +228,8 @@
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='./programs/machines/G-code/mill%202D%20PCB%20svg'>mill 2D PCB svg</a><br>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='./programs/machines/G-code/mill%202D%20png'>mill 2D png</a><br>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='./programs/machines/G-code/mill%202D%20svg'>mill 2D svg</a><br>
+<i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Gerber</i><br>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='./programs/machines/Gerber/plot%20png'>plot png</a><br>
 <i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;RNDMC</i><br>
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href='./programs/machines/RNDMC/honeycomb%20connect'>honeycomb connect</a><br>
 <i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Roland</i><br>

modules/index.js

@@ -125,6 +125,8 @@ module_label('path')
 module_label('   formats')
 module_menu('      dxf','modules/path/formats/dxf')
 module_menu('      g-code','modules/path/formats/g-code')
+module_menu('      gerber','modules/path/formats/gerber')
+module_menu('      hpgl','modules/path/formats/hpgl')
 module_menu('      svg','modules/path/formats/svg')
 module_label('   machines')
 module_label('      Roland')

modules/path/formats/gerber

+//
+// path to Gerber
+//
+// Neil Gershenfeld 
+// (c) Massachusetts Institute of Technology 2021
+// 
+// This work may be reproduced, modified, distributed, performed, and 
+// displayed for any purpose, but must acknowledge the mods
+// project. Copyright is retained and must be preserved. The work is 
+// provided as is; no warranty is provided, and users accept all 
+// liability.
+//
+// closure
+//
+(function(){
+//
+// module globals
+//
+var mod = {}
+//
+// name
+//
+var name = 'path to Gerber'
+//
+// initialization
+//
+var init = function() {
+   mod.fill.checked = true
+   }
+//
+// inputs
+//
+var inputs = {
+   imageInfo:{type:'',
+      event:function(evt){
+         mod.imageInfo = evt.detail
+         }},
+   path:{type:'',
+      event:function(evt){
+         mod.path = evt.detail
+         }}}
+//
+// outputs
+//
+var outputs = {
+   Gerber:{type:'',
+      event:function(evt){
+         mods.output(mod,'Gerber',evt)
+         }}}
+//
+// interface
+//
+var interface = function(div){
+   mod.div = div
+   var btn = document.createElement('button')
+      btn.style.padding = mods.ui.padding
+      btn.style.margin = 1
+      btn.appendChild(document.createTextNode('plot'))
+      btn.addEventListener('click',function(){
+         plot()
+         })
+      div.appendChild(btn)
+   div.appendChild(document.createElement('br'))
+   div.appendChild(document.createTextNode('format:'))
+   div.appendChild(document.createElement('br'))
+   var formats = document.createElement('div');
+   formats.style.textAlign = 'left'
+   var input = document.createElement('input')
+      input.type = 'radio'
+      input.name = mod.div.id+'format'
+      input.id = mod.div.id+'fill'
+      formats.appendChild(input)
+   mod.fill = input
+   formats.appendChild(document.createTextNode('fill'))
+   formats.appendChild(document.createElement('br'))
+   var input = document.createElement('input')
+      input.type = 'radio'
+      input.name = mod.div.id+'format'
+      input.id = mod.div.id+'outline'
+      input.disabled = true
+      formats.appendChild(input)
+   mod.outline = input
+   formats.appendChild(document.createTextNode('outline'))
+   formats.appendChild(document.createElement('br'))
+   var input = document.createElement('input')
+      input.type = 'radio'
+      input.name = mod.div.id+'format'
+      input.id = mod.div.id+'outline'
+      input.disabled = true
+      formats.appendChild(input)
+   mod.drill = input
+   formats.appendChild(document.createTextNode('drill'))
+   div.appendChild(formats)
+   }
+//
+// local functions
+//
+// plot
+//
+function plot() {
+   var imgwidth = mod.imageInfo.width/parseFloat(mod.imageInfo.dpi)
+   var imgheight = mod.imageInfo.height/parseFloat(mod.imageInfo.dpi)
+   str = ''
+   str += "%MOIN*%\n" // inch units
+   str += "%ASAXBY*%\n" // axes
+   str += "%IPPOS*%\n" // positive image
+   str += "%LPD*%\n" // dark layer
+   str += "%FSLAX33Y33*%\n" // format absolute 3.3
+   for (var seg = 0; seg < mod.path.length; ++seg) {
+      for (var pt = 0; pt < mod.path[seg].length; ++pt) {
+         var x = imgwidth*mod.path[seg][pt][0]/(mod.imageInfo.width-1)
+         var y = imgheight*(1-mod.path[seg][pt][1]/(mod.imageInfo.height-1))
+         }
+      var x = imgwidth*mod.path[seg][0][0]/(mod.imageInfo.width-1)
+      var y = imgheight*(1-mod.path[seg][0][1]/(mod.imageInfo.height-1))
+      console.log(parseFloat(x.toFixed(3)))
+      }
+   }
+/*
+%MOIN*%
+%ASAXBY*%
+%IPPOS*%
+%FSLAX33Y33*%
+%ADD11C,0.1*%
+%LPD*%
+G36*
+X1000Y1000D02*
+X2000Y2000D01*
+X2000Y1000D01*
+X1000Y1000D01*
+G37*
+%LPC*%
+G01*
+D11*
+X1000Y1000D02*
+X1000Y2000D01*
+X2000Y2000D01*
+X1500Y1000D01*
+M02*
+//
+// convert
+//
+function convert(path) {
+   //
+   // draw path
+   //
+      if (mod.fill.checked == true) {
+         var polyline = document.createElementNS(svgNS,'polyline')
+            polyline.setAttribute('stroke','none')
+            polyline.setAttribute('fill','black')
+            polyline.setAttribute('fill-rule','evenodd')
+            polyline.setAttribute('points',points)
+            g.appendChild(polyline)
+         }
+      else {
+         var polyline = document.createElementNS(svgNS,'polyline')
+            polyline.setAttribute('stroke','black')
+            polyline.setAttribute('stroke-width','0.01')
+            polyline.setAttribute('stroke-linecap','round')
+            polyline.setAttribute('fill','none')
+            polyline.setAttribute('points',points)
+            g.appendChild(polyline)
+         }
+      }
+   //
+   // save file
+   //
+   var obj = {}
+   obj.type = 'file'
+   obj.name = mod.imageInfo.name+'.svg'
+   var xml = new XMLSerializer().serializeToString(svg)
+   obj.contents = xml
+   outputs.SVG.event(obj)
+   }
+*/
+//
+// return values
+//
+return ({
+   mod:mod,
+   name:name,
+   init:init,
+   inputs:inputs,
+   outputs:outputs,
+   interface:interface
+   })
+}())
+

programs/index.js

@@ -22,6 +22,8 @@ program_menu('      mill 2D PCB png','programs/machines/G-code/mill%202D%2
 program_menu('      mill 2D PCB svg','programs/machines/G-code/mill%202D%20PCB%20svg')
 program_menu('      mill 2D png','programs/machines/G-code/mill%202D%20png')
 program_menu('      mill 2D svg','programs/machines/G-code/mill%202D%20svg')
+program_label('   Gerber')
+program_menu('      plot png','programs/machines/Gerber/plot%20png')
 program_label('   RNDMC')
 program_menu('      honeycomb connect','programs/machines/RNDMC/honeycomb%20connect')
 program_label('   Roland')