重构背景系统(每个背景使用独立文件),全局变量名整理
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19
parts/backgrounds/lightning.lua
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19
parts/backgrounds/lightning.lua
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--Lightning
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local gc=love.graphics
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local rnd=math.random
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local back={}
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local t
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function back.init()
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t=rnd()*2600
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end
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function back.update(dt)
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t=t+dt
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end
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function back.draw()
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local t1=2.5-t%20%6%2.5
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if t1<.3 then gc.clear(t1,t1,t1)
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else gc.clear(0,0,0)
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end
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end
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return back
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