From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Thu, 10 Sep 2020 19:19:14 +0000 (+0100)
Subject: itx-aperture-grommet: fix misapprehensions
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=112efd5231201bfa2913dcd272a73a4bf87cfa0f;p=reprap-play.git

itx-aperture-grommet: fix misapprehensions

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/itx-aperture-grommet.scad b/itx-aperture-grommet.scad
index 8bb22c3..ee44f4f 100644
--- a/itx-aperture-grommet.scad
+++ b/itx-aperture-grommet.scad
@@ -18,9 +18,9 @@ app_slop = 0.60; // total across both sides
 
 tab_h = tot_height - ap_height;
 
-real_ap_sz = [ ap_width, ap_height ] - app_slop * [ 1,1 ];
-real_main_sz = real_ap_sz + wall_th * [ 2,1 ];
+real_main_sz = [ ap_width, ap_height ] - app_slop * [ 1,1 ];
 real_all_sz = real_main_sz + tab_h * [0,1];
+real_inner_sz = real_main_sz - wall_th * [ 2,1 ];
 
 screw_pos = real_all_sz - (screw_ctr_to_tr - 0.5 * app_slop * [1,1]);