From 72fbf04f9b65b96f78c6e7eeec6396522f0a75c9 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sat, 9 Sep 2017 16:49:49 +0100
Subject: [PATCH] sprinkler-spike-receptacle: add *MidRounding

---
 sprinkler-spike-receptacle.scad | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/sprinkler-spike-receptacle.scad b/sprinkler-spike-receptacle.scad
index 643a8e4..bf470dc 100644
--- a/sprinkler-spike-receptacle.scad
+++ b/sprinkler-spike-receptacle.scad
@@ -43,6 +43,24 @@ module NegativePlan(){
 	   [-x0, -5]]);
 }
 
+module SomeMidRounding(sq_size, z_extra) {
+  translate([0,0,-z_extra])
+    linear_extrude(height= main_height + z_extra*2)
+    rotate(45)
+    square( sq_size, center=true );
+}
+
+module PositiveMidRounding(){
+//  translate([0,0,-5])
+//    linear_extrude(height= main_height + 10)
+//    rotate(45)
+//    square( spike_web_thick*2.5, center=true );
+}
+
+module NegativeMidRounding(){
+  SomeMidRounding(spike_web_thick*2.5, 5);
+}
+
 module PositivePlan(){
   w = main_width;
   translate([ -w/2, 0 ])
@@ -87,9 +105,11 @@ module Main(){
   difference(){
     union(){
       MultiplySolidifyPlan(pos_web_thick) PositivePlan();
+      PositiveMidRounding();
       MultiplyForMount() Mount();
     }
     MultiplySolidifyPlan(spike_web_thick) NegativePlan();
+    NegativeMidRounding();
     MultiplyForMount() MountHole();
   }
 }
-- 
2.30.2