Groups > comp.sys.apple2.programmer > #4574

Re: Retrieve hires pixel value

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From	D Finnigan <dog_cow@macgui.com>
Newsgroups	comp.sys.apple2.programmer
Subject	Re: Retrieve hires pixel value
Date	Tue, 29 May 2018 19:46:04 -0000 (UTC)
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Antoine Vignau wrote:
> On Tuesday, May 29, 2018 at 12:55:07 AM UTC+2, D Finnigan wrote:
>> Michael J. Mahon wrote:
>> > 
>> > As I understand it, Bill Gates (or Microsoft) didn’t have anything to
>> > do
>> > with the hi-res graphics extensions—that was Apple’s (mostly Woz’s)
>> > contribution. 
>> >
>> 
>> Randy Wigginton addd the hi-res commands to Applesoft.
> 
> *****************************
> *                           *
> *       APPLESOFT:          *
> * FLOATING POINT BASIC FOR  *
> *      THE APPLE-][         *
> *                           *
> *  COPYRIGHT 1978 BY        *
> *  APPLE COMPUTER INC.      *
> *   ALL RIGHTS RESERVED     *
> *                           *
> *  WRITTEN BY MICROSOFT     *
> *                           *
> * EXTENDED BY R. WIGGINTON  *
> *                           *
> *****************************
> 
> and...
> 
> ;TITLE "APPLE II HI-RES GRAPHICS ROUTINES"
> **************************
> *                        *
> * APPLE-II HI-RESOLUTION * 
> *  GRAPHICS SUBROUTINES  * 
> *                        * 
> *    BY WOZ   9/13/77    * 
> *                        *
> *  ALL RIGHTS RESERVED   *
> *                        * 
> **************************
>

Right. Woz wrote the hi-res routines for Programmer's Aid #1, and Wigginton
added them to Applesoft.

-- 
]DF$
The New Apple II User's Guide:
https://macgui.com/newa2guide/

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Thread

Retrieve hires pixel value Zellyn <zellyn@gmail.com> - 2018-05-23 10:56 -0700
  Re: Retrieve hires pixel value D Finnigan <dog_cow@macgui.com> - 2018-05-23 18:41 +0000
  Re: Retrieve hires pixel value Michael J. Mahon <mjmahon@aol.com> - 2018-05-23 18:56 -0500
    Re: Retrieve hires pixel value Zellyn <zellyn@gmail.com> - 2018-05-23 20:52 -0700
    Re: Retrieve hires pixel value Michael Pohoreski <michael.pohoreski@gmail.com> - 2018-05-26 11:07 -0700
      Re: Retrieve hires pixel value Michael J. Mahon <mjmahon@aol.com> - 2018-05-26 16:53 -0500
        Re: Retrieve hires pixel value D Finnigan <dog_cow@macgui.com> - 2018-05-28 22:55 +0000
          Re: Retrieve hires pixel value Andy McFadden <thefadden@gmail.com> - 2018-05-29 07:59 -0700
            Re: Retrieve hires pixel value Antoine Vignau <antoine.vignau@laposte.net> - 2018-05-29 11:46 -0700
          Re: Retrieve hires pixel value Michael J. Mahon <mjmahon@aol.com> - 2018-05-29 10:47 -0500
          Re: Retrieve hires pixel value Antoine Vignau <antoine.vignau@laposte.net> - 2018-05-29 11:48 -0700
            Re: Retrieve hires pixel value D Finnigan <dog_cow@macgui.com> - 2018-05-29 19:46 +0000

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