Cocos2d-x_创建多个滚动层(每层速度不同)

概述local scheduler = cc.Director:getInstance():getScheduler() local winSize = cc.Director:getInstance():getWinSize() --创建循环地图 local function createLoopMap(name, tag) local width = 1536 local m_b

	local scheduler = cc.Director:getInstance():getScheduler()	local winSize = cc.Director:getInstance():getWinSize()	--创建循环地图	local function createLoopMap(name,tag)		local wIDth = 1536		local m_bg1 = cc.Sprite:create(name)		m_bg1:setAnchorPoint(cc.p(0,0))		m_bg1:setposition(cc.p(0,0))		m_bg1:setTag(111)		local m_bg2 = cc.Sprite:create(name)		m_bg2:setAnchorPoint(cc.p(0,0))		m_bg2:setposition(cc.p(winSize.wIDth,0))		m_bg2:setTag(222)			local node = cc.Node:create()		node:addChild(m_bg1)		node:addChild(m_bg2)		node:setTag(tag)		return node	end		local m_bg1 = createLoopMap("bg1.jpg",1)    self.m_bg1 = m_bg1        local m_bg2 = createLoopMap("crop.png",2)      self.m_bg2 = m_bg2  		self.panel.layer:addChild(m_bg1)	self.panel.layer:addChild(m_bg2)	    local function updateFunc(dt)  		for	i = 1,2 do			local node = self.panel.layer:getChildByTag(i)			local bg1 = node:getChildByTag(111)			local bg2 = node:getChildByTag(222)						local posX1 = bg1:getpositionX()  			local posX2 = bg2:getpositionX()						local speed = 0			if i == 1 then				speed = 5.0			elseif i == 2 then				speed = 10.0			end						posX1 = posX1 - speed  			posX2 = posX2 - speed  			local wIDth = winSize.wIDth  		  			if posX1 < -wIDth then				posX2 = 0  				posX1 = wIDth  			end  		  			if posX2 < -wIDth then				posX1 = 0				posX2 = wIDth 			end  		  			bg1:setpositionX(posX1)  			bg2:setpositionX(posX2) 		end    end        if self.updateHandler == nil then          self.updateHandler = scheduler:scheduleScriptFunc(updateFunc,false)      end  

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