From: Matthijs Kooijman <matthijs@stdin.nl>
Date: Wed, 30 Sep 2009 15:10:31 +0000 (+0200)
Subject: Add a midpoint Metapost macro.
X-Git-Tag: final-thesis~234
X-Git-Url: https://git.stderr.nl/gitweb?a=commitdiff_plain;h=d8e8089acc900edd45b9f3345d1ec35cb9d47e01;p=matthijs%2Fmaster-project%2Freport.git

Add a midpoint Metapost macro.
---

diff --git a/Utils/Metapost.tex b/Utils/Metapost.tex
index 7caa6e0..e017780 100644
--- a/Utils/Metapost.tex
+++ b/Utils/Metapost.tex
@@ -94,6 +94,8 @@ define_global_boolean_option("labels");
 setObjectDefaultOption("Reg")("reflect")(false);
 setObjectDefaultOption("Reg")("labels")(false);
 
+def midpoint(expr a, b) = ((a + b) / 2) enddef;
+
 \stopMPinclusions
 
 % Make \overrightarrow "unexpanded", to make it work within metapost.