From 6fb034301606e2d7e61786b82cbf6f75ea914dab Mon Sep 17 00:00:00 2001
From: Garth Minette <gminette@gmail.com>
Date: Tue, 29 Dec 2020 22:04:47 -0800
Subject: [PATCH] minkowski_difference() 3d bugfix.

---
 mutators.scad | 13 +++++++++----
 version.scad  |  2 +-
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/mutators.scad b/mutators.scad
index 1e54c6f..2a2556f 100644
--- a/mutators.scad
+++ b/mutators.scad
@@ -49,11 +49,16 @@ module bounding_box(excess=0, planar=true) {
 
     // a bounding box with an offset of 1 in all axis
     module _oversize_bbox() {
-        minkowski() {
-            _xProjection() children(); // x axis
-            union() {
+        if (planar) {
+            minkowski() {
+                _xProjection() children(); // x axis
                 rotate(-90) _xProjection() rotate(90) children(); // y axis
-                if(!planar) rotate([0,-90,0]) _xProjection() rotate([0,90,0]) children(); // z axis
+            }
+        } else {
+            minkowski() {
+                _xProjection() children(); // x axis
+                rotate(-90) _xProjection() rotate(90) children(); // y axis
+                rotate([0,-90,0]) _xProjection() rotate([0,90,0]) children(); // z axis
             }
         }
     }
diff --git a/version.scad b/version.scad
index 10ffe9c..ae8cf68 100644
--- a/version.scad
+++ b/version.scad
@@ -8,7 +8,7 @@
 //////////////////////////////////////////////////////////////////////
 
 
-BOSL_VERSION = [2,0,495];
+BOSL_VERSION = [2,0,496];
 
 
 // Section: BOSL Library Version Functions