Path: csiph.com!eternal-september.org!feeder.eternal-september.org!reader02.eternal-september.org!.POSTED!not-for-mail From: D Finnigan Newsgroups: comp.sys.apple2.programmer Subject: Re: Retrieve hires pixel value Date: Wed, 23 May 2018 18:41:57 -0000 (UTC) Organization: Mac GUI Lines: 15 Message-ID: References: <6c787972-9997-4811-8814-718b4f01297e@googlegroups.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Injection-Date: Wed, 23 May 2018 18:41:57 -0000 (UTC) Injection-Info: h2725194.stratoserver.net; posting-host="07d71285d969260fb50a228982a95fd7"; logging-data="16126"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+kuOoP9Au/paFGXFxzvgsG" User-Agent: Mac GUI Usenet Cancel-Lock: sha1:FF6/wrx7hLLgZ8OTLsI/zikBeS4= In-Reply-To: <6c787972-9997-4811-8814-718b4f01297e@googlegroups.com> Xref: csiph.com comp.sys.apple2.programmer:4544 Zellyn wrote: > Is there a generally accepted way of retrieving a hires pixel value > (on/off) by x,y coordinates from BASIC? I assume someone posted a simple > BASIC or poked-assembly routine to do it back in the day. I feel like I > probably knew how to do it in the 80s :-) > Beagle BASIC will give you an HSCRN command which I think will do what you want. -- ]DF$ The New Apple II User's Guide: https://macgui.com/newa2guide/