[A83] Re: clipping routine without self modifying code

[A83] Re: clipping routine without self modifying code

• To: <assembly-83@lists.ticalc.org>
• Subject: [A83] Re: clipping routine without self modifying code
• From: "David Phillips" <david@acz.org>
• Date: Sat, 7 Jun 2003 15:35:24 -0500
• References: <20030607.150355.-157387.12.matthewwmarshall@juno.com>
• Reply-To: assembly-83@lists.ticalc.org

Matthew W Marshall writes:
> Thanks! ... but it seems that I need a little more help... line 292
> says: ld hl,ExpTable+1
> ...but ExpTable does not seem to be defined anywhere.  What is it?

ExpTable:
 .db $01,$80,$40,$20,$10,$08,$04,$02,$01
 
> No, I don't really need speed for rendering sprites.  Unfortunately, I
> will need as much speed as I can get when drawing lines.  Any tips
> here? 

The line routine here is probably the fastest you will find:

http://www.ticalc.org/pub/86/asm/source/torus.zip

This one might be easier to use:

http://www.ticalc.org/pub/86/asm/source/routines/fline.asm

-- 
David Phillips <david@acz.org>
http://david.acz.org/

• [A83] Re: clipping routine without self modifying code
• From: "Patai Gergely" <patai_gergely@fastmail.fm>

• [A83] Re: clipping routine without self modifying code
• From: Matthew W Marshall <matthewwmarshall@juno.com>

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