新增灯笼背景

main.lua

@@ -157,6 +157,15 @@ IMG.init{
 
 	electric="mess/electric.png",
 	hbm="mess/hbm.png",
+
+	lanterns={
+		"lanterns/1.png",
+		"lanterns/2.png",
+		"lanterns/3.png",
+		"lanterns/4.png",
+		"lanterns/5.png",
+		"lanterns/6.png",
+	},
 }
 SKIN.init{
 	"crystal_scf",
@@ -328,7 +337,7 @@ do
 		end
 	end
 
-	if STAT.version<1301 then
+	if STAT.version<1302 then
 		fs.remove("conf/user")
 		NOGAME=true
 	end

parts/backgrounds/lanterns.lua

@@ -0,0 +1,49 @@
+--Cool liquid background
+local gc=love.graphics
+local int,rnd=math.floor,math.random
+local ins,rem=table.insert,table.remove
+local back={}
+local lanterns
+local t
+
+function back.init()
+	lanterns={}
+	t=0
+end
+function back.update(dt)
+	t=t-dt
+	local H=SCR.h
+	if t<=0 then
+		local size=SCR.rad*(2+rnd()*3)/5/2000
+		local L={
+			x=SCR.w*rnd(),
+			y=H*1.05,
+			vy=size*2,
+			size=size,
+			phase=rnd(),
+			vp=.02+.02*rnd(),
+		}
+		ins(lanterns,L)
+		t=rnd(.626,1.626)
+	end
+	for i=#lanterns,1,-1 do
+		local L=lanterns[i]
+		L.y=L.y-L.vy*dt*60
+		L.phase=(L.phase+L.vp*dt*60)%1
+		if L.y<.05*H then
+			rem(lanterns,i)
+		end
+	end
+end
+function back.draw()
+	gc.clear(.1,.1,.1)
+	gc.push("transform")
+	gc.origin()
+	gc.setColor(1,1,1)
+	for i=1,#lanterns do
+		local L=lanterns[i]
+		mDraw(IMG.lanterns[int(L.phase*6)+1],L.x,L.y,nil,L.size)
+	end
+	gc.pop()
+end
+return back