From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 23 Feb 2014 18:41:36 +0000 (+0000)
Subject: funcs.scad.cpp: provide angle_map_range
X-Git-Tag: filamentspool-v2-release~429
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=commitdiff_plain;h=94c38417c195ad9c990c5b9d3bae428421ac5e1c

funcs.scad.cpp: provide angle_map_range
---

diff --git a/funcs.scad.cpp b/funcs.scad.cpp
index 007ac45..7bcd414 100644
--- a/funcs.scad.cpp
+++ b/funcs.scad.cpp
@@ -31,3 +31,7 @@ function tangents_intersect_beta(cbig,rbig,csmall,rsmall) =
 
 function reflect_in_y(p) = [-p[0], p[1]];
 
+function angle_map_range(in,base) =
+  in <  base       ? in + 360 :
+  in >= base + 360 ? in - 360 :
+  in;