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17 lines
642 B
QBasic
17 lines
642 B
QBasic
'Matrix by Antoni Gual agual@eic.ictnet.es
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'for Rel's 9 LINER contest at QBASICNEWS.COM 1/2003
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'------------------------------------------------------------------------
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1 DEF SEG = &HB800
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2 FOR i% = 0 TO 159 STEP 4
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' adjust this speed constant for optimal effect
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' | 0 no speed ;) .05 should be too fast even for a 386
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' |
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3 IF RND < .0005 THEN j% = 3840 ELSE j% = -1
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4 IF j% > 0 THEN POKE j% + i%, PEEK(j% - 160 + i%)
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5 IF j% > 0 THEN j% = j% - 160
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6 IF j% > 0 THEN GOTO 4
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7 IF j% = 0 THEN IF RND > .3 THEN POKE i%, 96 * RND + 32 ELSE POKE i%, 32
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8 NEXT
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9 IF LEN(INKEY$) = 0 THEN GOTO 2
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