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+/*
+ * diffraction.h
+ *
+ * Calculate diffraction patterns by Fourier methods
+ *
+ * (c) 2006-2011 Thomas White <taw@physics.org>
+ *
+ * Part of CrystFEL - crystallography with a FEL
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#ifndef DIFFRACTION_H
+#define DIFFRACTION_H
+
+#include "image.h"
+#include "cell.h"
+#include "symmetry.h"
+
+typedef enum {
+ GRADIENT_MOSAIC,
+ GRADIENT_INTERPOLATE,
+ GRADIENT_PHASED
+} GradientMethod;
+
+extern void get_diffraction(struct image *image, int na, int nb, int nc,
+ const double *intensities, const double *phases,
+ const unsigned char *flags, UnitCell *cell,
+ GradientMethod m, const SymOpList *sym);
+
+#endif /* DIFFRACTION_H */