Twinkle demonstrates Maximite control of individual pixels

This module is part of the original MMBasic library. It is reproduced here with kind permission of Hugh Buckle and Geoff Graham. Be aware it may reference functionality which has changed or is deprecated in the latest versions of MMBasic.¶

10 ' Twinkle demonstrates the ability of
20 ' Maximite to control individual pixels
30 '
40 OPTION base 1
50 nbr = mm.vres * 10
60 CLS
70 DIM p(nbr,2)
80 h = 1
90  DO
100    x = RND * mm.hres
110    y = RND * mm.vres
120    PSET (x,y)              ' Turn on a star
130    p(h,1) = x              ' And save it
140    p(h,2) = y
150    h = h + 1               ' Next new star
160    IF h > nbr THEN h = 1
170    PRESET (p(h,1), p(h,2)) ' Erase the old
180    count = count + 1
190    LOCATE mm.hres/2 - 20, mm.vres/2 - 5
200    PRINT count;
210 LOOP                       ' Loop forever