From de7b663ec080453867061400f9c59bd8fce9b6de Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Tue, 24 Nov 2009 14:35:44 +0100
Subject: Only calculate molecular transform at Bragg positions

---
 src/sfac.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/sfac.h')

diff --git a/src/sfac.h b/src/sfac.h
index f88729f4..fc4b2bd9 100644
--- a/src/sfac.h
+++ b/src/sfac.h
@@ -18,6 +18,8 @@
 
 #include <complex.h>
 
+#include "cell.h"
+
 
 struct mol_species
 {
@@ -37,6 +39,13 @@ struct molecule
 	int n_species;
 	struct mol_species *species[32];
 
+	/* Unit cell */
+	UnitCell *cell;
+
+	/* Reflection intensities at Bragg positions */
+	double complex *reflections;
+
+	/* Offset to molecule's centre of scattering power */
 	double xc;
 	double yc;
 	double zc;
@@ -45,5 +54,6 @@ struct molecule
 
 extern double complex get_sfac(const char *n, double s, double en);
 extern struct molecule *load_molecule(void);
+extern double complex *get_reflections(struct molecule *mol, double en);
 
 #endif	/* SFAC_H */
-- 
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