67 lines
1.5 KiB
Lua
67 lines
1.5 KiB
Lua
--blockhole
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local gc=love.graphics
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local gc_clear,gc_replaceTransform=gc.clear,gc.replaceTransform
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local gc_setColor,gc_setLineWidth=gc.setColor,gc.setLineWidth
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local gc_draw,gc_circle=gc.draw,gc.circle
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local sin,cos=math.sin,math.cos
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local rnd=math.random
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local ins,rem=table.insert,table.remove
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local back={}
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local t
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local squares
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function back.init()
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t=26
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squares={}
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end
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function back.update()
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t=t-1
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if t==0 then
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local S={
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ang=6.2832*rnd(),
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d=SCR.rad*1.05/2,
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rotate=6.2832*rnd(),
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va=.05-rnd()*.1,
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size=SCR.rad*(2+rnd()*3)/100,
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texture=SKIN.lib[SETTING.skinSet][rnd(16)],
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}
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ins(squares,S)
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t=rnd(6,12)
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end
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for i=#squares,1,-1 do
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local S=squares[i]
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S.d=S.d-SCR.rad/(S.d+60)
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if S.d>0 then
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S.ang=S.ang+.008
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S.rotate=S.rotate+S.va
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else
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rem(squares,i)
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end
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end
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end
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function back.draw()
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gc_clear(.1,.1,.1)
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gc_replaceTransform(SCR.xOy_m)
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--Squares
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gc_setColor(1,1,1,.2)
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for i=1,#squares do
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local S=squares[i]
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gc_draw(S.texture,S.d*cos(S.ang),S.d*sin(S.ang),S.rotate,S.size*.026,nil,15,15)
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end
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--blockhole
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gc_setColor(.07,.07,.07)
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gc_circle('fill',0,0,157)
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gc_setLineWidth(6)
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for i=0,15 do
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gc_setColor(.07,.07,.07,1-i*.0666)
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gc_circle('line',0,0,160+6*i)
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end
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end
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function back.discard()
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squares=nil
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end
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return back
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