enable pluggable infill module development

js/kiri-fill.js

@@ -20,6 +20,11 @@ var gs_kiri_fill = exports;
             gyroid: fillGyroid,
             triangle: fillTriangle,
             linear: fillLinear
+        },
+        CACHE = self.kiri.fill_fixed = {
+            hex: fillHexFull,
+            grid: fillGrid,
+            triangle: fillTriangle
         };
 
     function fillHexFull(target) {

js/kiri-init.js

@@ -1053,6 +1053,8 @@ var gs_kiri_init = exports;
     // MAIN INITIALIZATION FUNCTION
 
     function init_one() {
+        API.event.emit('init.one');
+
         // ensure we have settings from last session
         API.conf.restore();
 
@@ -1716,6 +1718,8 @@ var gs_kiri_init = exports;
     // SECOND STAGE INIT AFTER UI RESTORED
 
     function init_two() {
+        API.event.emit('init.two');
+
         let current = settings(),
             control = current.controller;
 

js/kiri-slice.js

@@ -11,6 +11,7 @@ let gs_kiri_slice = exports;
 
     let KIRI = self.kiri,
         FILL = KIRI.fill,
+        FILLFIXED = KIRI.fill_fixed,
         BASE = self.base,
         UTIL = BASE.util,
         POLY = BASE.polygons,
@@ -675,6 +676,8 @@ let gs_kiri_slice = exports;
             line = [],
             // callback passed to pluggable infill algorithm
             target = {
+                slice: function() { return scope },
+                options: function() { return options },
                 lineWidth: function() { return options.lineWidth },
                 bounds: function() { return bounds },
                 zIndex: function() { return scope.index },
@@ -709,7 +712,7 @@ let gs_kiri_slice = exports;
 
         scope._fill_finger = POLY.fingerprint(polys);
 
-        let skippable = type !== 'gyroid' && type !== 'linear';
+        let skippable = FILLFIXED[type] ? true : false;
         let miss = false;
         // if the layer below has the same fingerprint, we may be able to clone its infill
         if (skippable && scope.fingerprintSame(down)) {

js/web-server.js

@@ -464,9 +464,16 @@ function addCorsHeaders(req, res) {
  */
 function handleDebug(req, res, next) {
     if (debug) {
+        let ext = req.url.split('.').pop();
+        let type = {
+            'html': 'text/html',
+            'js': 'application/javascript'
+        }[ext] || 'application/unknown';
         if (lastmod(req.url)) {
+            res.setHeader('Content-Type',type);
             return res.end(fs.readFileSync(req.url));
         } else if (lastmod(req.url.substring(1))) {
+            res.setHeader('Content-Type','application/javascript');
             return res.end(fs.readFileSync(req.url.substring(1)));
         }
     }