Warn about MOSFLM unit cell settings

1 files changed, 12 insertions, 0 deletions

diff --git a/libcrystfel/src/mosflm.c b/libcrystfel/src/mosflm.c
index 187d0c9b..c92ef343 100644
--- a/libcrystfel/src/mosflm.c
+++ b/libcrystfel/src/mosflm.c
@@ -829,6 +829,18 @@ IndexingPrivate *mosflm_prepare(IndexingMethod *indm, UnitCell *cell,
 	       | INDEXING_CHECK_CELL_AXES | INDEXING_CHECK_PEAKS
 	       | INDEXING_USE_LATTICE_TYPE;
 
+	if ( *indm & INDEXING_USE_LATTICE_TYPE ) {
+		if ( !((*indm & INDEXING_CHECK_CELL_COMBINATIONS)
+		    || (*indm & INDEXING_CHECK_CELL_AXES)) ) {
+			ERROR("WARNING: The unit cell from %s might have had "
+			      "its axes permuted from the unit cell you gave.\n"
+			      "If this is a problem, consider using "
+			      "mosflm-axes-latt or mosflm-comb-latt instead of "
+			      "mosflm-raw-latt.\n", indexer_str(*indm));
+		}
+
+	}
+
 	mp = malloc(sizeof(struct mosflm_private));
 	if ( mp == NULL ) return NULL;