From c9a551b872ae4eb16a606d46a7cf118af24f75f5 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Thu, 12 Nov 2009 18:03:12 +0100
Subject: Loads of lattice stuff

---
 src/utils.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/utils.h')

diff --git a/src/utils.h b/src/utils.h
index a60abe7e..f1b72af8 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -33,7 +33,10 @@ extern double distance3d(double x1, double y1, double z1,
 extern size_t skipspace(const char *s);
 extern void chomp(char *s);
 extern int sign(double a);
-
+extern void mapping_rotate(double x, double y, double z,
+                           double *ddx, double *ddy, double *ddz,
+                           double omega, double tilt);
+                           
 #define rad2deg(a) ((a)*180/M_PI)
 #define deg2rad(a) ((a)*M_PI/180)
 
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