From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sat, 3 Jun 2017 17:38:29 +0000 (+0100)
Subject: Revert "sewing-table: Test uses hull, not minkowski"
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=commitdiff_plain;h=a110909d7f7bd000631a3e024313d8fd648497f2

Revert "sewing-table: Test uses hull, not minkowski"

We are going to use MachineEnvelope instead

This reverts commit 2903c593fc94bc6c5fa1d1d55df20a6834ddbc6d.
---

diff --git a/sewing-table.scad.m4 b/sewing-table.scad.m4
index c19b32e..0cca623 100644
--- a/sewing-table.scad.m4
+++ b/sewing-table.scad.m4
@@ -191,11 +191,9 @@ module TileBase(botleft, topright){
 	    cube(concat(topright_post-botleft_post, [tile_th+2]));
 	}
 	shufflesz = max(test_edge, tile_hard_edge_hole_dist)*2;
-	hull(){ // poor man's minkowski
-	  for (xs=[-1,1]) for (ys=[-1,1]) for (zs=[-1,1]) {
-	    translate([xs,ys,zs] * shufflesz)
-	      Machine();
-	  }
+	minkowski(){
+	  Machine();
+	  cube(shufflesz, center=true);
 	}
       }
     }