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15 lines
589 B
QBasic
15 lines
589 B
QBasic
'MANDELBROT by Antoni Gual 2003
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'for Rel's 9 LINER contest at QBASICNEWS.COM 1/2003
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'------------------------------------------------------------------------
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'DECLARE SUB ffix
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'ffix
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1 IF x& = 0 THEN SCREEN 13 ELSE iter% = 0
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2 x& = (x& + 123) MOD 64000
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3 im2 = im * im
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4 IF iter% THEN im = 2 * re * im + (CSNG(x& \ 320) / 100 - 1) ELSE im = 0
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5 IF iter% THEN re = re * re - im2 + (CSNG(x& MOD 320) / 120 - 1.9) ELSE re = 0
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6 iter% = iter% + 1
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7 IF ABS(re) + ABS(im) > 2 OR iter% > 254 THEN PSET (x& MOD 320, x& \ 320), iter% ELSE GOTO 3
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8 IF LEN(INKEY$) = 0 THEN GOTO 1
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