22 lines
348 B
QBasic
22 lines
348 B
QBasic
'function TIC()
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' t=time()/499
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' for i=0,32639 do
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' x=i%240
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' y=i/240
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' v=s(x/50+t)+s(y/22+t)+s(x/32)
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' poke4(i,v*2%8)
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' end
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'end
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's=math.sin
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5 HGR2
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10 FOR X=0 TO 279
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20 FOR Y=0 TO 191
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30 V=SIN(X/50+T)+SIN(Y/22+T)+SIN(X/32)
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35 V=INT(V*3.5+3.5)
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37 IF V>7 THEN V=V-7
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38 IF V<0 THEN V=V+7
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40 HCOLOR=V:HPLOT X,Y
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50 NEXT Y,X
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60 T=T+(1/499):GOTO 10
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