add inter-volume communication

Author: majosm

grudge/eager.py

@@ -87,7 +87,8 @@ def nodal_max(self, dd, vec):
         return op.nodal_max(self, dd, vec)
 
 
-connected_ranks = op.connected_ranks
+# FIXME: Deprecate connected_ranks instead of removing
+connected_parts = op.connected_parts
 interior_trace_pair = op.interior_trace_pair
 cross_rank_trace_pairs = op.cross_rank_trace_pairs
 

grudge/op.py

@@ -118,8 +118,11 @@
     interior_trace_pair,
     interior_trace_pairs,
     local_interior_trace_pair,
-    connected_ranks,
+    connected_parts,
+    inter_volume_trace_pairs,
+    local_inter_volume_trace_pairs,
     cross_rank_trace_pairs,
+    cross_rank_inter_volume_trace_pairs,
     bdry_trace_pair,
     bv_trace_pair
 )
@@ -147,8 +150,11 @@
     "interior_trace_pair",
     "interior_trace_pairs",
     "local_interior_trace_pair",
-    "connected_ranks",
+    "connected_parts",
+    "inter_volume_trace_pairs",
+    "local_inter_volume_trace_pairs",
     "cross_rank_trace_pairs",
+    "cross_rank_inter_volume_trace_pairs",
     "bdry_trace_pair",
     "bv_trace_pair",