From 6f4afa0cbef7a40d50906cdf7568077bc4ff751a Mon Sep 17 00:00:00 2001
From: Stewart Allen <stewart@neuron.com>
Date: Thu, 11 Mar 2021 10:36:51 -0500
Subject: [PATCH] same fix for T0/T1/G90/G91/G92

---
 src/mode/fdm/export.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/mode/fdm/export.js b/src/mode/fdm/export.js
index b7a14414..cdb4fcdd 100644
--- a/src/mode/fdm/export.js
+++ b/src/mode/fdm/export.js
@@ -190,8 +190,8 @@
         let t1 = false;
         for (let i=0; i<device.gcodePre.length; i++) {
             let line = device.gcodePre[i];
-            if (line.indexOf('T0') >= 0) t0 = true; else
-            if (line.indexOf('T1') >= 0) t1 = true; else
+            if (line.indexOf('T0') === 0) t0 = true; else
+            if (line.indexOf('T1') === 0) t1 = true; else
             if (line.indexOf('M82') === 0) {
                 extrudeAbs = true;
                 extrudeSet = true;
@@ -200,8 +200,8 @@
                 extrudeAbs = false;
                 extrudeSet = true;
             } else
-            if (line.indexOf('G90') >= 0 && !extrudeSet) extrudeAbs = true; else
-            if (line.indexOf('G91') >= 0 && !extrudeSet) extrudeAbs = false; else
+            if (line.indexOf('G90') === 0 && !extrudeSet) extrudeAbs = true; else
+            if (line.indexOf('G91') === 0 && !extrudeSet) extrudeAbs = false; else
             if (line.indexOf('G92') === 0) {
                 line.split(";")[0].split(' ').forEach(function (tok) {
                     let val = parseFloat(tok.substring(1) || 0) || 0;