[Coco] SAVEMing CoCo 3 Hi-res screens

[Arthur Flexser]

There was also a routine by Steve Bjork that added HSAVE and HLOAD commands to
Basic.  It was posted on Compuserve and/or Delphi for a while.

Art

On Sun, 20 Feb 2005, Willard Goosey wrote:


> >Date: Sat, 19 Feb 2005 23:41:42 -0500

> >From: Diego Barizo <diegoba at adinet.com.uy>

> 

> >Talking about Hi-res graphics...

> >How can I SAVEM a HSCREEN?

> >I can't find the memory address. I guess it's a virtual one?

> 

> 

> 

> 5 'HISAVE

> 10 INPUT"NAME:";N$

> 20 FORI=&H70TO&H73

> 30 POKE&HFFA2,I

> 40 F$=N$+"/HR"+CHR$(I-64)

> 50 SAVEMF$,&H4000,&H5FFF,44539

> 60 NEXTI

> 70 POKE6HFFA2,&H7A

> 

> 

> 5 'HILOAD

> 10 INPUT"NAME:";N$

> 20 INPUT"HSCREEN#";H

> 30 HSCREENH

> 40 FORI=&H70TO&H73

> 50 POKE&HFFA2,I

> 60 F$=N$+"/HR"+CHR$(I-64)

> 70 LOADMF$

> 80 NEXTI

> 90 POKE&HFFA2,&H7A

> 

> 

> These are copyright 1989 Falsoft & Bill Burnico.  

> 

> They result in 4 8K files, each with a quarter of the screen (assuming

> HSCREEN 2, which is the only one I ever used with this...)

> 

> I'm probably the only person who ever used this.  I'm afraid my

> interest in graphics is rather occasional.

> 

> I believe I've seen a stand-alone save-as-MGE assembly routine that's

> a slightly more standard route...

> 

> On my webpage http://www.sdc.org/~goosey/ I have an OS-9 utility to

> convert the resulting file set to a VEF.  I have a newer version on a

> half-crashed OS9 hard drive that knows more about palettes.

> 

> >

> >Diego

> 

> Willard

> -- 

> Willard Goosey  goosey at sdc.org

> Socorro, New Mexico, USA

> "I've never been to Contempt!  Isn't that somewhere in New Mexico?"

>    --- Yacko

> 

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