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Re: RISC OS / Norcroft header reference.

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From News <chrisjohnson@spamcop.net>
Subject Re: RISC OS / Norcroft header reference.
Newsgroups comp.sys.acorn.programmer
Date Sat, 14 Mar 2020 11:18:39 +0000 (GMT)
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In article <de6559ec-d66b-4a8f-b042-53f4c58d6e2b@googlegroups.com>,
   <usenet@garethlock.com> wrote:
> What does BASIC actually do behind MODE, GCOL & RECTANGLE FILL?
> Need to re-create these in C...

At the low level, use the corresponding swix.

Much better to use a library such as oslib.

-- 
Chris Johnson

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Thread

RISC OS / Norcroft header reference. usenet@garethlock.com - 2020-03-13 18:09 -0700
  Re: RISC OS / Norcroft header reference. jgh@mdfs.net - 2020-03-14 02:58 -0700
    Re: RISC OS / Norcroft header reference. usenet@garethlock.com - 2020-03-14 03:49 -0700
      Re: RISC OS / Norcroft header reference. News <chrisjohnson@spamcop.net> - 2020-03-14 11:18 +0000
      Re: RISC OS / Norcroft header reference. jgh@mdfs.net - 2020-03-16 14:14 -0700
        Re: RISC OS / Norcroft header reference. Steve Fryatt <news@stevefryatt.org.uk> - 2020-03-16 22:54 +0000
          Re: RISC OS / Norcroft header reference. druck <news@druck.org.uk> - 2020-03-17 13:32 +0000
  Re: RISC OS / Norcroft header reference. Jean-Michel <jmc.bruck@orange.fr> - 2020-03-14 12:23 +0100
    Re: RISC OS / Norcroft header reference. usenet@garethlock.com - 2020-03-15 20:03 -0700

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