From 9191fc94aaf606d8c4845e796fcf9835947e9bd1 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Wed, 16 Dec 2015 01:13:26 +0000
Subject: [PATCH] pawn: break d into d and dx (nfc)

---
 pawn.scad | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/pawn.scad b/pawn.scad
index 62baa7c..e8c4ae1 100644
--- a/pawn.scad
+++ b/pawn.scad
@@ -33,12 +33,13 @@ htotal = r1 - z6;
 echo("height", htotal);
 
 d = 0.01;
+dx = 0.01;
 
 $fa=2;
 $fs=0.2;
 
 module SegmentBasisSquare(zmin, zmax, xmin){
-  translate([xmin, zmin-d]) square([-xmin+d, zmax-zmin+d*2]);
+  translate([xmin, zmin-d]) square([-xmin+dx, zmax-zmin+d*2]);
 }
 module ConvexSegment(xc, zc, r, zmin, zmax){
   intersection(){
@@ -61,8 +62,8 @@ module PawnTemplate(){
   ConvexSegment(  xc5,      zc5,  r5, z5, z4);
   polygon([[x6, z6],
 	   [x5, z5+d],
-	   [d, z5+d],
-	   [d, z6]]);
+	   [dx, z5+d],
+	   [dx, z6]]);
 }
 
 module Pawn(h=htotal){
-- 
2.30.2