diff --git a/src/sliceActions/slice.js b/src/sliceActions/slice.js
index b3eff9e..8a36539 100644
--- a/src/sliceActions/slice.js
+++ b/src/sliceActions/slice.js
@@ -1,4 +1,4 @@
-import * as THREE from 'three';
+// import * as THREE from 'three';
 import calculateLayersIntersections from './calculateLayersIntersections.js';
 import createLines from './createLines.js';
 import generateInfills from './generateInfills.js';
@@ -64,9 +64,9 @@ export default function(settings, geometry, openObjectIndexes, constructLinePrev
 
   updateProgress('Finished');
 
-  if (constructLinePreview) gcode.linePreview = createGcodeGeometry(gcode.gcode);
-  gcode.gcode = gcodeToString(gcode.gcode);
-  return gcode;
+  // if (constructLinePreview) gcode.linePreview = createGcodeGeometry(gcode.gcode);
+  // gcode.gcode = gcodeToString(gcode.gcode);
+  // return gcode;
 }
 
 const PRECISION_INVERSE = 1 / PRECISION;
@@ -98,39 +98,39 @@ function gcodeToString(gcode) {
   }, '');
 }
 
-const MAX_SPEED = 100 * 60;
-const COLOR = new THREE.Color();
-function createGcodeGeometry(gcode) {
-  const positions = [];
-  const colors = [];
-
-  let lastPoint = [0, 0, 0];
-  for (let i = 0; i < gcode.length; i ++) {
-    const command = gcode[i];
-    if (typeof command === 'string') continue;
-
-    const { G, F, X, Y, Z } = command;
-
-    if (X || Y || Z) {
-      if (G === 1) {
-        positions.push(lastPoint.Y, lastPoint.Z, lastPoint.X);
-        positions.push(Y, Z, X);
-
-        const color = (G === 0) ? COLOR.setHex(0x00ff00) : COLOR.setHSL(F / MAX_SPEED, 0.5, 0.5);
-        colors.push(color.r, color.g, color.b);
-        colors.push(color.r, color.g, color.b);
-      }
-      lastPoint = { X, Y, Z };
-    }
-  }
-
-  const geometry = new THREE.BufferGeometry();
-
-  geometry.addAttribute('position', new THREE.BufferAttribute(new Float32Array(positions), 3));
-  geometry.addAttribute('color', new THREE.BufferAttribute(new Float32Array(colors), 3));
-
-  const material = new THREE.LineBasicMaterial({ vertexColors: THREE.VertexColors });
-  const linePreview = new THREE.LineSegments(geometry, material);
-
-  return linePreview;
-}
+// const MAX_SPEED = 100 * 60;
+// const COLOR = new THREE.Color();
+// function createGcodeGeometry(gcode) {
+//   const positions = [];
+//   const colors = [];
+//
+//   let lastPoint = [0, 0, 0];
+//   for (let i = 0; i < gcode.length; i ++) {
+//     const command = gcode[i];
+//     if (typeof command === 'string') continue;
+//
+//     const { G, F, X, Y, Z } = command;
+//
+//     if (X || Y || Z) {
+//       if (G === 1) {
+//         positions.push(lastPoint.Y, lastPoint.Z, lastPoint.X);
+//         positions.push(Y, Z, X);
+//
+//         const color = (G === 0) ? COLOR.setHex(0x00ff00) : COLOR.setHSL(F / MAX_SPEED, 0.5, 0.5);
+//         colors.push(color.r, color.g, color.b);
+//         colors.push(color.r, color.g, color.b);
+//       }
+//       lastPoint = { X, Y, Z };
+//     }
+//   }
+//
+//   const geometry = new THREE.BufferGeometry();
+//
+//   geometry.addAttribute('position', new THREE.BufferAttribute(new Float32Array(positions), 3));
+//   geometry.addAttribute('color', new THREE.BufferAttribute(new Float32Array(colors), 3));
+//
+//   const material = new THREE.LineBasicMaterial({ vertexColors: THREE.VertexColors });
+//   const linePreview = new THREE.LineSegments(geometry, material);
+//
+//   return linePreview;
+// }
diff --git a/src/slicer.js b/src/slicer.js
index c49ec2e..7ee9723 100644
--- a/src/slicer.js
+++ b/src/slicer.js
@@ -70,18 +70,18 @@ function sliceAsync(settings, geometry, openObjectIndexes, constructLinePreview,
         case 'SLICE': {
           slicerWorker.terminate();
 
-          if (data.gcode.linePreview) {
-            const geometry = new THREE.BufferGeometry();
-
-            const { position, color } = data.gcode.linePreview;
-            geometry.addAttribute('position', new THREE.BufferAttribute(new Float32Array(position), 3));
-            geometry.addAttribute('color', new THREE.BufferAttribute(new Float32Array(color), 3));
-
-            const material = new THREE.LineBasicMaterial({ vertexColors: THREE.VertexColors });
-            const linePreview = new THREE.LineSegments(geometry, material);
-
-            data.gcode.linePreview = linePreview;
-          }
+          // if (data.gcode.linePreview) {
+          //   const geometry = new THREE.BufferGeometry();
+          //
+          //   const { position, color } = data.gcode.linePreview;
+          //   geometry.addAttribute('position', new THREE.BufferAttribute(new Float32Array(position), 3));
+          //   geometry.addAttribute('color', new THREE.BufferAttribute(new Float32Array(color), 3));
+          //
+          //   const material = new THREE.LineBasicMaterial({ vertexColors: THREE.VertexColors });
+          //   const linePreview = new THREE.LineSegments(geometry, material);
+          //
+          //   data.gcode.linePreview = linePreview;
+          // }
 
           resolve(data.gcode);
           break;
diff --git a/src/slicer.worker.js b/src/slicer.worker.js
index f06ce93..c43f88a 100644
--- a/src/slicer.worker.js
+++ b/src/slicer.worker.js
@@ -21,12 +21,12 @@ self.addEventListener('message', (event) => {
       const gcode = slice(settings, geometry, openObjectIndexes, constructLinePreview, onProgress);
 
       const buffers = [];
-      if (gcode.linePreview) {
-        const position = gcode.linePreview.geometry.getAttribute('position').array;
-        const color = gcode.linePreview.geometry.getAttribute('color').array;
-        buffers.push(position.buffer, color.buffer);
-        gcode.linePreview = { position, color };
-      }
+      // if (gcode.linePreview) {
+      //   const position = gcode.linePreview.geometry.getAttribute('position').array;
+      //   const color = gcode.linePreview.geometry.getAttribute('color').array;
+      //   buffers.push(position.buffer, color.buffer);
+      //   gcode.linePreview = { position, color };
+      // }
 
       self.postMessage({
         message: 'SLICE',