2020-05-15 16:08:27 -04:00
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: _cell! ( tilenum pos )
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2 * 0x7800 OR _ctl ( tilenum ) _data 1 _zero ;
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: _lf
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XYPOS @ 0 ( blank ) OVER _cell!
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[ VDP_COLS LITN ] / 1+ [ VDP_ROWS LITN ] MOD
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[ VDP_COLS LITN ] * XYPOS !
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;
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2020-05-15 12:14:27 -04:00
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: (emit)
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2020-05-15 16:08:27 -04:00
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DUP 0x0d = IF DROP _lf EXIT THEN
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0x20 - DUP 0< IF DROP EXIT THEN
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0x5e MIN ( tilenum ) XYPOS @ _cell!
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2020-05-15 12:14:27 -04:00
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XYPOS @ 1+ DUP [ VDP_COLS VDP_ROWS * LITN ]
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= IF DROP 0 THEN XYPOS !
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2020-05-14 22:15:31 -04:00
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;
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