diff --git a/src/kiri/client.js b/src/kiri/client.js
index 9c2bebba..d739b935 100644
--- a/src/kiri/client.js
+++ b/src/kiri/client.js
@@ -203,6 +203,10 @@ KIRI.work = {
         });
     },
 
+    sliceAll: function(settings, callback) {
+        send("sliceAll", { settings }, callback);
+    },
+
     prepare: function(settings, update, done) {
         send("prepare", { settings }, function(reply) {
             if (reply.progress) {
diff --git a/src/kiri/main.js b/src/kiri/main.js
index 010622b9..ad88da0e 100644
--- a/src/kiri/main.js
+++ b/src/kiri/main.js
@@ -1051,12 +1051,12 @@ console.log/** Copyright Stewart Allen <sa@grid.space> -- All Rights Reserved */
             if (toSlice.length) {
                 sliceWidget(toSlice.shift())
             } else {
-                sliceDone();
+                KIRI.client.sliceAll(settings, sliceDone);
             }
         }
 
         function sliceWidget(widget) {
-            let stack = widget.stack = STACKS.create(widget.id, widget.mesh),
+            widget.stack = STACKS.create(widget.id, widget.mesh),
                 factor = (widget.getVertices().count / defvert);
 
             widget.slice(settings, function(sliced, error) {
diff --git a/src/kiri/worker.js b/src/kiri/worker.js
index f27c5205..f8d441dd 100644
--- a/src/kiri/worker.js
+++ b/src/kiri/worker.js
@@ -361,6 +361,19 @@ KIRI.worker = {
         });
     },
 
+    sliceAll: function(data, send) {
+        const drivers = KIRI.driver;
+        const settings = data.settings;
+        const mode = settings.mode;
+        const driver = drivers[mode];
+
+        if (driver.sliceAll) {
+            driver.sliceAll(settings, send.data);
+        }
+
+        send.done({done: true});
+    },
+
     prepare: function(data, send) {
         // create widget array from id:widget cache
         const widgets = Object.values(wcache);
diff --git a/src/mode/fdm/slice.js b/src/mode/fdm/slice.js
index f351172f..3173ca36 100644
--- a/src/mode/fdm/slice.js
+++ b/src/mode/fdm/slice.js
@@ -25,7 +25,6 @@
             gaps: { check: 0xaa3366, face: 0xaa3366, line: 0xaa3366, opacity: 1 }
         },
         PROTO = Object.clone(COLOR),
-        bwcomp = (1 / Math.cos(Math.PI/4)),
         getRangeParameters = FDM.getRangeParameters,
         noop = function() {},
         profile = false,
@@ -37,14 +36,6 @@
         isFlat = false, // force flat rendering
         offset = 0;     // poly line generation offsets
 
-    let lastLogTime = 0;
-
-    function timelog() {
-        let now = Date.now();
-        console.log(now - (lastLogTime || now), ...arguments);
-        lastLogTime = now;
-    }
-
     function vopt(opt) {
         if (opt) {
             if (isFlat) {
@@ -104,6 +95,10 @@
         data.tops = nutops;
     };
 
+    FDM.sliceAll = function(settings, onupdate) {
+        // future home of brim and anchor generation
+    };
+
     /**
      * DRIVER SLICE CONTRACT
      *