整理代码，网战和普通游戏复用几个函数

parts/scenes/net_game.lua

@@ -4,7 +4,7 @@ local tc=love.touch
 
 local playerData
 local ins,rem=table.insert,table.remove
-local max,sin=math.max,math.sin
+local sin=math.sin
 
 local SCR=SCR
 local VK=virtualkey
@@ -261,14 +261,8 @@ end
 
 function scene.update(dt)
 	local _
-	local P1=PLAYERS[1]
 	local GAME=GAME
 
-	touchMoveLastFrame=false
-
-	--Update virtualkey animation
-	updateVirtualkey()
-
 	if not playing then
 		heartBeatTimer=heartBeatTimer+dt
 		if heartBeatTimer>42 then
@@ -278,9 +272,11 @@ function scene.update(dt)
 		return
 	end
 
-	GAME.frame=GAME.frame+1
+	touchMoveLastFrame=false
+	updateVirtualkey()
 
-	if GAME.frame-lastUpstreamTime>10 then
+	GAME.frame=GAME.frame+1
+	if GAME.frame-lastUpstreamTime>8 then
 		local stream
 		stream,upstreamProgress=dumpRecording(GAME.rep,upstreamProgress)
 		if #stream>0 then
@@ -289,25 +285,8 @@ function scene.update(dt)
 		lastUpstreamTime=PLAYERS[1].alive and GAME.frame or 1e99
 	end
 
-	--Counting,include pre-das,directy RETURN,or restart counting
-	if GAME.frame<180 then
-		if GAME.frame==179 then
-			gameStart()
-		elseif GAME.frame==60 or GAME.frame==120 then
-			SFX.play("ready")
-		end
-		for p=1,#PLAYERS do
-			local P=PLAYERS[p]
-			if P.movDir~=0 then
-				if P.moving<P.gameEnv.das then
-					P.moving=P.moving+1
-				end
-			else
-				P.moving=0
-			end
-		end
-		return
-	end
+	--Counting, include pre-das
+	if checkStart()then return end
 
 	--Update players
 	for p=1,#PLAYERS do
@@ -315,35 +294,7 @@ function scene.update(dt)
 	end
 
 	--Warning check
-	if P1.alive then
-		if GAME.frame%26==0 and SETTING.warn then
-			local F=P1.field
-			local height=0--Max height of row 4~7
-			for x=4,7 do
-				for y=#F,1,-1 do
-					if F[y][x]>0 then
-						if y>height then
-							height=y
-						end
-						break
-					end
-				end
-			end
-			GAME.warnLVL0=math.log(height-15+P1.atkBuffer.sum*.8)
-		end
-		_=GAME.warnLVL
-		if _<GAME.warnLVL0 then
-			_=_*.95+GAME.warnLVL0*.05
-		elseif _>0 then
-			_=max(_-.026,0)
-		end
-		GAME.warnLVL=_
-	elseif GAME.warnLVL>0 then
-		GAME.warnLVL=max(GAME.warnLVL-.026,0)
-	end
-	if GAME.warnLVL>1.126 and GAME.frame%30==0 then
-		SFX.fplay("warning",SETTING.sfx_warn)
-	end
+	checkWarning()
 end
 
 function scene.draw()