[vcf-midatlantic] What's wrong with my program experiment?

Evan Koblentz evan at vcfed.org
Wed Apr 5 22:46:59 EDT 2017


Mike Willegal suggested putting a delay in line 30 between checking each 
paddle. That fixed it! Now it works without line 70 or any other of the 
correction methods that I thought were needed.

The simplified program:

10 GR:COLOR=2
20 PLOT 10,10
30 X=PDL(0):FOR W=1 TO 25:NEXT W:Y=PDL(1)
40 X=X/6.4:Y=Y/6.4
50 PLOT X,Y:PRINT INT(X),INT(Y)
60 FOR W=1 TO 50: NEXT W
70 COLOR=0:PLOT X,Y:COLOR=2
80 GOTO 30

Hi-res version:

10 HGR:COLOR=2
20 HPLOT 10,10
30 X=PDL(0):FOR WE=1 TO 25:NEXT W:Y=PDL(1)
40 X=X/6.4:Y=Y/6.4
50 PLOT X,Y:PRINT INT(X),INT(Y)
60 FOR W=1 TO 50: NEXT W
70 COLOR=0:PLOT X,Y:COLOR=2
80 GOTO 30



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