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+/*
+ * felix.h
+ *
+ * Invoke Felix for multi-crystal autoindexing
+ *
+ * Copyright © 2013-2020 Deutsches Elektronen-Synchrotron DESY,
+ *                       a research centre of the Helmholtz Association.
+ *
+ * Authors:
+ *   2010-2013,2017 Thomas White <taw@physics.org>
+ *   2013-2014      Kenneth Beyerlein <kenneth.beyerlein@desy.de>
+ *
+ * This file is part of CrystFEL.
+ *
+ * CrystFEL is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * CrystFEL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with CrystFEL.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef FELIX_H
+#define FELIX_H
+
+#include <argp.h>
+
+#include "cell.h"
+
+/**
+ * \file felix.h
+ * Felix indexer interface
+ */
+
+extern void *felix_prepare(IndexingMethod *indm, UnitCell *cell,
+                           struct felix_options *opts);
+
+extern const char *felix_probe(UnitCell *cell);
+
+extern void felix_cleanup(IndexingPrivate *pp);
+
+extern int felix_index(struct image *image, IndexingPrivate *p);
+
+
+#endif	/* FELIX_H */