调整堆积模式：

评判标准改为洞数
使用blockrain背景
检测到0.16.0版本会自动清除该模式记录

parts/modes/stack_20l.lua

@@ -1,28 +1,41 @@
+local function getHoleCount(P)
+	local hole=0
+	for x=1,10 do
+		for y=1,20 do
+			if not P:solid(x,y)then
+				holes=holes+1
+			end
+		end
+	end
+	return hole
+end
 return{
 	color=COLOR.cyan,
 	env={
 		drop=60,lock=60,
 		freshLimit=15,
+		fieldH=20,
 		highCam=true,
 		fillClear=false,
-		bg='none',bgm='there',
+		seqData={1,2,3,4,5,6,7},
+		bg='blockrain',bgm='there',
 	},
 	mesDisp=function(P)
 		setFont(60)
 		mStr(P.stat.piece,63,280)
 		mText(drawableText.piece,63,350)
 	end,
-	score=function(P)return{P.stat.piece,P.stat.time}end,
-	scoreDisp=function(D)return D[1].." Pieces".."   "..STRING.time(D[2])end,
-	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]<b[2]end,
+	score=function(P)return{getHoleCount(P),P.stat.time}end,
+	scoreDisp=function(D)return D[1].." Holes".."   "..STRING.time(D[2])end,
+	comp=function(a,b)return a[1]<b[1]or a[1]==b[1]and a[2]<b[2]end,
 	getRank=function(P)
-		local B=P.stat.piece
+		local H=getHoleCount(P)
 		return
-		B>=55 and 5 or
-		B>=52 and 4 or
-		B>=49 and 3 or
-		B>=47 and 2 or
-		B>=44 and 1 or
-		0
+		H==0 and 5 or
+		H<=1 and 4 or
+		H<=2 and 3 or
+		H<=4 and 2 or
+		H<=7 and 1 or
+		H<=10 and 0
 	end,
 }