From 1b4fa114decd9c36324feed00296cb40088a9062 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Mon, 15 Nov 2010 16:17:02 +0100
Subject: Zap quats

The "orientation" quaternion should not rotate the Ewald sphere, but the crystal.
This cleans things up a little, removing "orientation" from "struct image".
---
 src/cell.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/cell.h')

diff --git a/src/cell.h b/src/cell.h
index c5b5d888..5a6bfda9 100644
--- a/src/cell.h
+++ b/src/cell.h
@@ -16,6 +16,8 @@
 #include <config.h>
 #endif
 
+#include "utils.h"
+
 /* A 3D vector in reciprocal space */
 struct rvec
 {
@@ -73,6 +75,8 @@ extern const char *cell_get_pointgroup(UnitCell *cell);
 extern double resolution(UnitCell *cell,
                          signed int h, signed int k, signed int l);
 
+extern UnitCell *cell_rotate(UnitCell *in, struct quaternion quat);
+
 extern void cell_print(UnitCell *cell);
 
 extern UnitCell *match_cell(UnitCell *cell, UnitCell *template, int verbose,
-- 
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