[A83] Re: Putsprite w/o xor

To: assembly-83@lists.ticalc.org
Subject: [A83] Re: Putsprite w/o xor
From: "Joe Pemberton" <dArkSk8eR@buffbody.com>
Date: Thu, 12 Apr 2001 18:31:55 -0500
Reply-To: assembly-83@lists.ticalc.org


you would need a bitmasked sprite routine.

----------------------------------------------
Original Message
From: ""<Sk8a4good@aol.com>
Subject: [A83] Putsprite w/o xor
Date: Thu, 12 Apr 2001 18:22:14 EDT

>
>How would I put an 8x8 sprite onto the screen (screen already has stuff on 
>it) without 'xor'-ing it?  ex:
>sprite:
>00111100
>01000010
>01000010
>01000010
>01000010
>01000010
>01000010
>00111100
>screen before putsprite:
>1111111111111111
>1111111111111111
>1111111111111111
>1111111111111111
>1111111111111111
>1111111111111111
>1111111111111111
>1111111111111111
>screen after putsprite:
>0011110011111111
>0100001011111111
>0100001011111111
>0100001011111111
>0100001011111111
>0100001011111111
>0100001011111111
>0011110011111111
>ionputsprite would make the screen:
>1100001111111111
>1011110111111111
>1011110111111111
>1011110111111111
>1011110111111111
>1011110111111111
>1011110111111111
>1100001111111111
>
>I have looked through a lot of source and searched for a routine, but I 
>havent been able to find one.  Anyone have any ideas?
>
>-Cole South
>
>
>

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