Improve pos of rset_create_or

Simply subtract 1 from cur in sum calculation since there's a look
ahead in the rsmultiandor algorithm. Makes a nice improvement
in hit count (reducing ratio in fact).

diff --git a/rset/rsmultiandor.c b/rset/rsmultiandor.c
index 2ff6e23..f65039a 100644 (file)
--- a/rset/rsmultiandor.c
+++ b/rset/rsmultiandor.c
@@ -630,7 +630,8 @@ static void r_pos_x(RSFD rfd, double *current, double *total, int and_op)
         }
         else
         {
         }
         else
         {

-            sum_cur += cur;
+            if (cur > 0)
+                sum_cur += (cur - 1);

             sum_tot += tot;
         }
     }
             sum_tot += tot;
         }
     }