From 7f5f6c19866957638d016bce45ad51ed162e92cd Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Wed, 28 May 2025 00:22:55 +0100
Subject: [PATCH] toolbox-inserts: ShaftExtender: wip

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 toolbox-inserts.scad | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/toolbox-inserts.scad b/toolbox-inserts.scad
index cbe2cca..79dc177 100644
--- a/toolbox-inserts.scad
+++ b/toolbox-inserts.scad
@@ -559,11 +559,12 @@ module UniversalJointHolder() { ////toplevel
 
 module ShaftExtenderComponent() {
   dz = shaftextender_head_d - shaftextender_shaft_d;
-  slope = dz / shaftextender_main_len;
-  multmatrix([[1,     0, 0, 0],
-	      [0,     1, 0, 0],
-	      [slope, 0, 1, -dz]])
+  hull(){
+    translate([0, 0, -dz])
+      rotate([0, -atan2(dz, shaftextender_main_len), 0])
+      children(0);
     children(0);
+  }
 }
 module ShaftExtenderPositive() { ////toplevel
   ShaftExtenderComponent()
-- 
2.30.2