moved reverse complement to optimize

partitioning/fast_clustering_t.cpp

@@ -36,7 +36,6 @@ std::string get_cluster_id(const std::string& read, const std::string& seq_to_fi
     */
 
 
-    std::string read_rc = reverse_complement(read); // reverse complement of the read sequence
 
     double score_fw, score_rc; // alignment score with the forward and reverse complement sequence
     int x_fw, y_fw, x_rc, y_rc; //x_fw and x_rc not used
@@ -49,6 +48,8 @@ std::string get_cluster_id(const std::string& read, const std::string& seq_to_fi
         return read.substr(y_fw, split_level);
     }
 
+    std::string read_rc = reverse_complement(read); // reverse complement of the read sequence
+
     // test local alignement with the reverse complement sequence
     SmithWaterman(read_rc, seq_to_find, score_rc, x_rc, y_rc);