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Notice: Trying to access array offset on value of type bool in /mnt/cpcwiki-httpdocs/includes/libs/IPSet.php on line 246
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Programming:Calculating xpos,ypos to screen address in assembly

7 bytes removed, 11:53, 25 December 2018
 
== Calculating xpos,ypos to screen address ==
The screen address at a given x,y position can be calculated as such:
[pre]
screenaddr = screenbase + (y AND 7)*&800 + int(y/8)*2*R1 + int(x/M)
[;; screenaddr = screenbase + (y AND 7)*&800 + int(y/pre]8)*2*R1 + int(x/M)  
where:
Fgbrain
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