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15 lines
478 B
QBasic
15 lines
478 B
QBasic
' OPTIMIZED :) rotozoomer in 9 lines by Antoni Gual
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'for Rel's 9 LINER contest at QBASICNEWS.COM 1/2003
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'------------------------------------------------------------------------
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1 SCREEN 13
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2 ANG = ANG + .08
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3 CS% = COS(ANG) * ABS(SIN(ANG)) * 128
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4 ss% = SIN(ANG) * ABS(SIN(ANG)) * 128
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5 FOR Y% = -100 TO 99
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6 FOR X% = -160 TO 159
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7 PSET (X% + 160, Y% + 100), (((X% * CS% - Y% * ss%) AND (Y% * CS% + X% * ss%)) \ 128)
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8 NEXT X%, Y%
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9 IF LEN(INKEY$) = 0 THEN 2
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