add standalone slicing engine / api

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) {