From 2d35a86501088481048f975a8f41c7ef2db6e875 Mon Sep 17 00:00:00 2001
From: Clinton Ebadi <clinton@unknownlamer.org>
Date: Sun, 29 Sep 2019 23:19:36 -0400
Subject: [PATCH 1/1] acorn: only render threads if thread_height is nonzero

---
 acorn/acorn-threads.scad | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/acorn/acorn-threads.scad b/acorn/acorn-threads.scad
index 7173ae5..d5e7fe2 100644
--- a/acorn/acorn-threads.scad
+++ b/acorn/acorn-threads.scad
@@ -120,7 +120,9 @@ module acorn (thread_pitch = 3.0,
 	       }
 
 
-	       translate ([0, 0, -0.01]) acorn_thread (internal = true, ring = false);
+	       if (thread_height != 0) {
+		    translate ([0, 0, -0.01]) acorn_thread (internal = true, ring = false);
+	       }
 	  }
      }
 
-- 
2.20.1