Symmetry stuff

1 files changed, 13 insertions, 8 deletions

diff --git a/src/symmetry.h b/src/symmetry.h
index 4dcaae06..45ffe318 100644
--- a/src/symmetry.h
+++ b/src/symmetry.h
@@ -24,22 +24,27 @@
  **/
 typedef struct _symoplist SymOpList;
 
-extern void free_symoplist(SymOpList *ops);
+/**
+ * SymOpMask
+ *
+ * Opaque type.
+ **/
+typedef struct _symopmask SymOpMask;
 
+extern void free_symoplist(SymOpList *ops);
 extern SymOpList *get_pointgroup(const char *sym);
-
 extern const char *symmetry_name(const SymOpList *ops);
 
-extern SymOpList *special_position(const SymOpList *ops,
-                                   signed int h, signed int k, signed int l);
+extern SymOpMask *new_symopmask(const SymOpList *ops);
+extern void free_symopmask(SymOpMask *m);
 
+extern void special_position(const SymOpList *ops, SymOpMask *m,
+                             signed int h, signed int k, signed int l);
 extern void get_asymm(const SymOpList *ops,
                       signed int h, signed int k, signed int l,
                       signed int *hp, signed int *kp, signed int *lp);
-
-extern int num_equivs(const SymOpList *ops);
-
-extern void get_equiv(const SymOpList *ops, int idx,
+extern int num_equivs(const SymOpList *ops, const SymOpMask *m);
+extern void get_equiv(const SymOpList *ops, const SymOpMask *m, int idx,
                       signed int h, signed int k, signed int l,
                       signed int *he, signed int *ke, signed int *le);