Path: csiph.com!3.eu.feeder.erje.net!feeder.erje.net!news.unit0.net!border1.nntp.ams1.giganews.com!nntp.giganews.com!buffer1.nntp.ams1.giganews.com!buffer2.nntp.ams1.giganews.com!nntp.brightview.co.uk!news.brightview.co.uk.POSTED!not-for-mail NNTP-Posting-Date: Sat, 14 Mar 2020 06:18:53 -0500 From: News Subject: Re: RISC OS / Norcroft header reference. Newsgroups: comp.sys.acorn.programmer Date: Sat, 14 Mar 2020 11:18:39 +0000 (GMT) Message-ID: <5851137616chrisjohnson@spamcop.net> References: <5412f54d-c562-4dff-8769-69d90fe5a810@googlegroups.com> <3447d2ef-e0cd-42c9-969b-4b0c6c6cf3a7@googlegroups.com> User-Agent: Pluto/3.16 (RISC OS/5.25) NewsHound/v1.52-32 Organization: None Lines: 11 X-Usenet-Provider: http://www.giganews.com X-Trace: sv3-6bLjCRDU0tkUZz/3h4j0EypqmLRzZbhebzegkd+cgNHuzvaH9gNUG1+sDkPdbwJc13gOVUjCoV0ja0Z!ea11LSA0mztaDYjeLif6ZAkinnHTtNEd3/aHH+BZZZgmyDhh5SEP+EljVEWc2PMcGOLKmbv6crf+!gG9G X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly X-Postfilter: 1.3.40 X-Original-Bytes: 1373 Xref: csiph.com comp.sys.acorn.programmer:6013 In article , 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