X-Git-Url: https://git.octo.it/?p=rrdtool.git;a=blobdiff_plain;f=src%2Frrd_hw.c;h=6f2c50732051c5c16dfbb8644904b968e8c40956;hp=98333e2794e356dcff31bf3d882006b3988c14db;hb=aff0a2728543eee1ac21f3fa02f171caae8d9362;hpb=7383625ce0413ce5dbcc0ced4ee4873c6df37735

diff --git a/src/rrd_hw.c b/src/rrd_hw.c
index 98333e2..6f2c507 100644
--- a/src/rrd_hw.c
+++ b/src/rrd_hw.c
@@ -1,11 +1,13 @@
 /*****************************************************************************
- * RRDtool 1.2.99907080300  Copyright by Tobi Oetiker, 1997-2007
+ * RRDtool 1.3.2  Copyright by Tobi Oetiker, 1997-2008
  *****************************************************************************
  * rrd_hw.c : Support for Holt-Winters Smoothing/ Aberrant Behavior Detection
  *****************************************************************************
  * Initial version by Jake Brutlag, WebTV Networks, 5/1/00
  *****************************************************************************/
 
+#include <stdlib.h>
+
 #include "rrd_tool.h"
 #include "rrd_hw.h"
 #include "rrd_hw_math.h"
@@ -139,7 +141,14 @@ int apply_smoother(
     rrd_value_t *working_average;
     rrd_value_t *baseline;
 
-    offset = floor(0.025 * row_count);
+    if (atoi(rrd->stat_head->version) >= 4) {
+        offset = floor(rrd->rra_def[rra_idx].
+                       par[RRA_seasonal_smoothing_window].
+                       u_val / 2 * row_count);
+    } else {
+        offset = floor(0.05 / 2 * row_count);
+    }
+
     if (offset == 0)
         return 0;       /* no smoothing */
 
@@ -415,7 +424,7 @@ int update_aberrant_CF(
         hw_multiplicative_init_seasonality,
         hw_calculate_seasonal_deviation,
         hw_init_seasonal_deviation,
-        1.0             // identity value
+        1.0             /* identity value */
     };
 
     static hw_functions_t hw_additive_functions = {
@@ -426,7 +435,7 @@ int update_aberrant_CF(
         hw_additive_init_seasonality,
         hw_calculate_seasonal_deviation,
         hw_init_seasonal_deviation,
-        0.0             // identity value 
+        0.0             /* identity value  */
     };
 
     rrd->cdp_prep[cdp_idx].scratch[CDP_scratch_idx].u_val = pdp_val;