Re: A85: a few quick q's

To: assembly-85@lists.ticalc.org
Subject: Re: A85: a few quick q's
From: "John Hortenstine" <jmh@zdnetmail.com>
Date: Fri, 18 Dec 1998 16:25:43 -0700
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>I have a few quick questions about the USGARD sprite functions.  First
>of all, in NASRWARP, I don't understand what the first line means.  It
>says something about the smallest integer or something.  Lets say I
>wanted to make a 16x16 sprite.  What would I put for the first line of
>the sprite?
i believe it is putting it into bytes. so it takes bits and divides by 8 and since we dont want a decimal round up
>
>Also, what is masking? how do I use it?

masking is like punching holes in a sprite.  it tells the routine whether or not to plot the pixel.  it is useful when you want part of the background to show through. 
you create a seperate sprite telling it which ones you want to plot

jmh

ICQ UIN 6381797

>Thanks, Scott Konash



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