修复无尽挖掘规则包会对非指定背景做不好的事情 close #525

parts/modes/infinite_dig.lua

@@ -15,12 +15,12 @@ local function check_rise(P)
         if L==0 then
             P:_showText(text.awesome,0,-120,80,'beat',.6)
             SFX.play('pc')
-            BG.send(26)
+            if BG.cur=='wing'then BG.send(26)end
             for _=1,8 do
                 P:garbageRise(13,1,generateLine(P.holeRND:random(10)))
             end
         else
-            BG.send(#P.clearedRow)
+            if BG.cur=='wing'then BG.send(#P.clearedRow)end
         end
     end
 end