Path: utzoo!censor!geac!jtsv16!uunet!ginosko!gem.mps.ohio-state.edu!tut.cis.ohio-state.edu!bloom-beacon!EXPO.LCS.MIT.EDU!kit
From: kit@EXPO.LCS.MIT.EDU (Chris D. Peterson)
Newsgroups: comp.windows.x
Subject: Re: Pixmap <-> Bitmap File?
Message-ID: <8909071626.AA26035@expo.lcs.mit.edu>
Date: 7 Sep 89 16:26:29 GMT
References: <Sep.6.13.32.59.1989.10357@galaxy.rutgers.edu>
Organization: The Internet
Lines: 23


> I have bitmap data residing in a file that I want to access
> at run-time.  I want to convert this data to a Pixmap of
> arbitrary depth.  How do?

> If I use XReadBitmapFile(), I get a pixmap of depth one, but
> how do I convert this to a pixmap of depth >1?

Create a pixmap of the desired depth, and a GC and then use XCopyPlane() this
will put the foreground color everywhere there is 1 and background color
everywhere there is a 0.  The colors are retreived from the GC.

> I'm strictly using Xlib...

Some people cannot get enough punishment :-)


						Chris D. Peterson     
						MIT X Consortium 

Net:	 kit@expo.lcs.mit.edu
Phone:   (617) 253 - 9608	
Address: MIT - Room NE43-213