X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=cable-hole-trunking-cover.scad;h=e6faa8ee283c9998a6bbbe7394f03668baeb759a;hp=ce44475e34cce28f0fe36772c744898790456f34;hb=3292cf260a1d1c9d393324ba15a5cc32f59acc21;hpb=04195250c42a874f5d9a5860cd49fe6742b5f60a

diff --git a/cable-hole-trunking-cover.scad b/cable-hole-trunking-cover.scad
index ce44475..e6faa8e 100644
--- a/cable-hole-trunking-cover.scad
+++ b/cable-hole-trunking-cover.scad
@@ -32,30 +32,29 @@ module sheared_cube(sz, xperz, yperz) {
 module Base(){
   difference(){
     union(){
-      translate([0, basey-basebevelt, 0])
-	sheared_cube([basex, basebevelt, bevelz], 0, bevelslope);
-      sheared_cube([basex, basebevelt, bevelz], 0, -bevelslope);
-      cube([basex, basey, basebaset]);
+      for (mir=[0,1]) mirror([0,mir,0]) {
+	translate([0, basey/2 - basebevelt, 0])
+	  sheared_cube([basex, basebevelt, bevelz], 0, bevelslope);
+	cube([basex, basey/2, basebaset]);
+	rotate([90, 0, 90])
+	  linear_extrude(height=endwallt)
+	  polygon([[-0.1,             0],
+		   [basey/2,          0],
+		   [basey/2 + bevely, bevelz],
+		   [basey/2 + bevely, innerz],
+		   [-0.1,             innerz]]);
+      }
     }
-    translate([basex/2, basey/2, -1])
+    translate([basex/2, 0, -1])
       cylinder(r=holedia/2, h=bevelz+2);
   }
-
-  rotate([90, 0, 90])
-    linear_extrude(height=endwallt)
-    polygon([[0,     0],
-	     [basey, 0],
-	     [basey + bevely, bevelz],
-	     [basey + bevely, innerz],
-	     [      - bevely, innerz],
-	     [      - bevely, bevelz]]);
 }
 
 module Lid(){
-  translate([0, basey + sideslop, 0])
-    sheared_cube([basex, basebevelt, bevelz], 0, bevelslope);
-  translate([0, -basebevelt - sideslop, 0])
-    sheared_cube([basex, basebevelt, bevelz], 0, -bevelslope);
+  for (mir=[0,1]) mirror([0,mir,0]) {
+    translate([0, basey/2 + sideslop, 0])
+      sheared_cube([basex, basebevelt, bevelz], 0, bevelslope);
+  }
 }
 
 Base();