Changeset 3122

Timestamp:

02/24/10 13:23:00 (15 years ago)

Author:

Eric.Larour

Message:

Added scotch partition interfacing.

Location:

issm/trunk/src/m/partition

Files:

• adjacency.m (modified) (1 diff)
• partitioner.m (modified) (1 diff)

issm/trunk/src/m/partition/adjacency.m

@@ -15 +15 @@
 
 md.adjacency=sparse(indi,indj,values,md.numberofgrids,md.numberofgrids);
-md.adjacency=[md.adjacency | md.adjacency'];
+md.adjacency=double([md.adjacency | md.adjacency']);
 
 %now, build vwgt:

issm/trunk/src/m/partition/partitioner.m

@@ -54 +54 @@
 elseif strcmpi(package,'scotch'),
 
-        error(['partitioner error message: ''scotch'' partitioner not supported yet!']);
+        %  partition into 100 parts, but ignore vertex and edge weights
+        %[status,maptab]=gmap(md.adjacency,[],[],[],'cmplt',[npart],'-vm','-vs','-vt');
+        
+        if strcmpi(getfieldvalue(options,'weighting'),'on'),
+                [status,maptab]=gmap(md.adjacency,[],floor(md.vwgt/min(md.vwgt)),[],'cmplt',[npart]);
+        else
+                [status,maptab]=gmap(md.adjacency,[],[],[],'cmplt',[npart]);
+        end
+
+        part=maptab(:,2)+1;
 
 elseif strcmpi(package,'linear'),