Move PostProcessing to after control points applied and nested hit objects created.

osu.Game/Beatmaps/WorkingBeatmap.cs

@@ -116,9 +116,6 @@ namespace osu.Game.Beatmaps
                     mod.ApplyToDifficulty(converted.BeatmapInfo.BaseDifficulty);
             }
 
-            // Post-process
-            rulesetInstance.CreateBeatmapProcessor(converted)?.PostProcess();
-
             // Compute default values for hitobjects, including creating nested hitobjects in-case they're needed
             foreach (var obj in converted.HitObjects)
                 obj.ApplyDefaults(converted.ControlPointInfo, converted.BeatmapInfo.BaseDifficulty);
@@ -127,6 +124,9 @@ namespace osu.Game.Beatmaps
             foreach (var obj in converted.HitObjects)
                 mod.ApplyToHitObject(obj);
 
+            // Post-process
+            rulesetInstance.CreateBeatmapProcessor(converted)?.PostProcess();
+
             return converted;
         }