我正在尝试制作像 DoodleJump 这样的游戏。在关卡(320x9600)中,对象(bar1_67)(当然有很多对象)的位置是(177,263)并且对象具有物理形状。需要“LevelHelper.LevelHelperLoader”,我加载了关卡:
...
local loader={}
--loading level
loader.level=LevelHelperLoader:initWithContentOfFile("level1.plhs")
loader.level:instantiateObjects()
loader.level:removeBackgroundColor()
local lhGroup=loader.level:layerWithUniqueName("MAIN_LAYER")
group:insert(lhGroup)
--to scroll the level, and start from the bottom of level
lhGroup.y=-loader.level.lhGameWorldRect.size.height+display.contentHeight
...
经过这一步,bar1_67的新Y位置(根据设备屏幕)约为-9000s。然后我添加了播放器,需要“SpriteHelper.SpriteHelperLoader”:
...
sLoader = require("SpriteHelper.SpriteHelperLoader")
local _player={}
_player.player=sLoader:createSpriteWithName("player","sprites","extra.pshs")
_player.player:setReferencePoint(display.centerReferencePoint)
_player.player.x=display.contentWidth*0.5
_player.player.y=display.contentHeight*0.4
...
启动模拟器时,是的水平被滚动,但玩家与看不见的东西相撞并停留在空中。然后我添加了这段代码来看看发生了什么:
...
function aa(self,event)
if(event.phase=="began") then
print(event.other.x, event.other.y, event.other.lhUniqueName)
end
end
_player.player.collision=aa
_player.player:addEventListener( "collision", _player.player )
...
输出是:
177 263 bar1_67
但正如我所说的水平滚动和 bar1_67 不在屏幕上。我能/应该做什么?