From: daniel watson <ozzloy@gmail.com>
Date: Wed, 11 Apr 2018 00:44:13 +0000 (-0700)
Subject: make sure corner rounding radius is big enough
X-Git-Url: http://challenge-bot.com/repos/?p=ozzloy%40gmail.com%2F3d-printables;a=commitdiff_plain;h=0cb1eaa0826645e51ef80ee4680a1825b409ae58

make sure corner rounding radius is big enough
---

diff --git a/3030-dampener-feet.scad b/3030-dampener-feet.scad
index 0a578f0..89070c2 100644
--- a/3030-dampener-feet.scad
+++ b/3030-dampener-feet.scad
@@ -12,6 +12,16 @@ foot_height = 18;
 foot_length = 20;
 wall_width = 2;
 nub_depth = 4;
+desired_corner_rounding_radius = 2/2.1;
+
+// rounding radius needs to be just under half the size of the wall_width
+maximum_corner_rounding_radius = wall_width / 2 - 0.1;
+corner_rounding_radius =
+  (desired_corner_rounding_radius < maximum_corner_rounding_radius)
+  ?
+  desired_corner_rounding_radius
+  :
+  maximum_corner_rounding_radius;
 
 fudge = 0.1;
 //fudge = 0.0;
@@ -65,7 +75,7 @@ module half_foot_2d() {
     square([nub_depth, side_nub_length - fudge]); } }
 
 module foot_2d() {
-  round_corners(wall_width / 2.1) {
+  round_corners(corner_rounding_radius) {
     translate([-x / 2, 0, 0]) {
       half_foot_2d(); }
     translate([x / 2, 0, 0]) {