调整dps插件对仇恨的估算方式

优化dps插件

DataStore.lua

@@ -196,9 +196,16 @@ function DataStore:AddThreat(source, amount)
             d[source] = { _sum = 0 }
         end
         d[source]._sum = d[source]._sum + amount
+        if d[source]._sum < 0 then d[source]._sum = 0 end
     end
 end
 
+function DataStore:GetPlayerThreat(source)
+    if not source then return 0 end
+    local d = self.current.data.threat[source]
+    return d and d._sum or 0
+end
+
 function DataStore:UpdateActivity(source, timestamp)
     if not source then return end
     local segs = { self.current, self.total }