add standalone slicing engine / api

app.js

@@ -341,6 +341,32 @@ const script = {
         "kiri/codec",
         "kiri/worker"
     ].map(p => `src/${p}.js`),
+    engine : [
+        "kiri",
+        "license",
+        "ext/three",
+        "add/array",
+        "add/three",
+        "geo/base",
+        "geo/debug",
+        "geo/render",
+        "geo/point",
+        "geo/points",
+        "geo/slope",
+        "geo/line",
+        "geo/bounds",
+        "geo/polygon",
+        "geo/polygons",
+        "moto/kv",
+        // "moto/ajax",
+        "moto/load-stl",
+        "kiri/conf",
+        "kiri/client",
+        "kiri/slice",
+        "kiri/layers",
+        "kiri/widget",
+        "kiri/codec",
+    ].map(p => `src/${p}.js`),
     meta : [
         "ext/three",
         "license",
@@ -681,6 +707,7 @@ function prepareScripts() {
     code.meta = concatCode(script.meta);
     code.kiri = concatCode(script.kiri);
     code.worker = concatCode(script.worker);
+    code.engine = concatCode(script.engine);
 }
 
 function concatCode(array) {

notes.md

@@ -3,6 +3,7 @@
 ## `C` cosmetic, `F` functional, `P` performance, `B` bug fix
 
 * `B` normals possibly inverted on faces in 2D to 3D conversion
+* `B` normalize left, bottom, right pop menu time/click and value persistence
 
 * `P` duplicate objects should share same slice data unless rotated or scaled
 * `P` allow selection to me decimated on demand (context menu?)
@@ -97,3 +98,9 @@
 # More CNC
 
 * https://www.researchgate.net/publication/250328721_Toolpath_Optimization_on_Automatic_Removal_Uncut_and_Application
+
+# Zip output
+
+* https://users.cs.jmu.edu/buchhofp/forensics/formats/pkzip.html
+* https://en.wikipedia.org/wiki/ZIP_(file_format)
+* https://stuk.github.io/jszip/

src/kiri/client.js

@@ -3,15 +3,12 @@
 "use strict";
 
 // this code runs in kiri's main loop
-if (!self.kiri) self.kiri = {};
-
-let loc = self.location,
+let KIRI = self.kiri = self.kiri || {},
+    loc = self.location,
     host = loc.hostname,
     port = loc.port,
     proto = loc.protocol,
     time = function() { return new Date().getTime() },
-    KIRI = self.kiri,
-    BASE = self.base,
     seqid = 1,
     syncd = {},
     running = {},

src/kiri/main.js

@@ -60,9 +60,6 @@
 
     DBUG.enable();
 
-    // remove version, preserve other settings
-    WIN.history.replaceState({},'','/kiri/' + encodeOpt(SETUP) + LOC.hash);
-
     // add show() to catalog for API
     CATALOG.show = showCatalog;
 
@@ -446,6 +443,9 @@
     STATS.set('init', inits);
     STATS.set('kiri', kiri.version);
 
+    // remove version from url, preserve other settings
+    WIN.history.replaceState({},'','/kiri/' + encodeOpt(SETUP) + LOC.hash);
+
     /** ******************************************************************
      * Utility Functions
      ******************************************************************* */

src/mode/fdm/prepare.js

@@ -45,6 +45,21 @@
             isThin = settings.controller.lineType === "line",
             isFlat = settings.controller.lineType === "flat";
 
+        // compute bounds if missing
+        if (!bounds) {
+            bounds = new THREE.Box3();
+            for (let widget of widgets) {
+                let wp = widget.track.pos;
+                let wb = widget.bounds.clone();
+                wb.min.x += wp.x;
+                wb.max.x += wp.x;
+                wb.min.y += wp.y;
+                wb.max.y += wp.y;
+                bounds.union(wb);
+            }
+            settings.bounds = bounds;
+        }
+
         // TODO pick a widget with a slice on the first layer and use that nozzle
         // create brim, skirt, raft if specificed in FDM mode (code shared by laser)
         if (process.outputBrimCount || process.outputRaft) {