1 files changed, 8 insertions, 0 deletions

diff --git a/src/pruning.c b/src/pruning.c
index 40f273d..b000eb7 100644
--- a/src/pruning.c
+++ b/src/pruning.c
@@ -159,6 +159,14 @@ genptable_branch(PruneData *pd, uint64_t ind, int d, Move *ms)
 
         ci = pd->coord->cube(ind);
 
+        /*
+         * Here we deal with the following problem:
+         * The set of positions reached by applying each move to
+         * a certain position X could depend on the representative
+         * used for X in its symmetry class.
+         * This is a terribly inefficient way to deal with this.
+         * TODO: make it more efficient.
+         */
         for (i = 0; i < pd->coord->ntrans; i++) {
                 c = i == 0 ? ci :
                              apply_trans(pd->coord->trans[i], ci);