From 905f0392f656502c2de1a5151b712868b9a9c114 Mon Sep 17 00:00:00 2001
From: Stewart Allen <stewart.allen@gmail.com>
Date: Tue, 14 Feb 2023 22:35:08 -0500
Subject: [PATCH] fix force z max condition that could cause part collision

---
 src/kiri-mode/cam/prepare.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/kiri-mode/cam/prepare.js b/src/kiri-mode/cam/prepare.js
index 47d3f383..52c3da03 100644
--- a/src/kiri-mode/cam/prepare.js
+++ b/src/kiri-mode/cam/prepare.js
@@ -371,11 +371,12 @@ function prepEach(widget, settings, print, firstPoint, update) {
                     maxZdelta = Math.max(maxz - point.z, maxz - lastPoint.z),
                     mustGoUp = maxZdelta >= tolerance,
                     clearz = maxz;
+                let zIsBelow = point.z <= maxz;
                 if (zmax_force) {
                     clearz = maxz = zmax + zadd;
+                    zIsBelow = true;
                 }
                 // up if any point between higher than start/outline, go up first
-                const zIsBelow = point.z <= maxz;
                 if (mustGoUp || zIsBelow) {
                     const zClearance = clearz + ztOff;
                     if (zIsBelow) {