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- From: mayer@wrc.xerox.com (Jim Mayer)
- Newsgroups: fj.mail-lists.x-window
- Subject: Re: An Open Challenge (it can't be done!)
- Message-ID: <1992Dec24.210324.17824@sm.sony.co.jp>
- Date: 24 Dec 92 21:03:24 GMT
- Sender: onoe@sm.sony.co.jp (Atsushi Onoe)
- Distribution: fj
- Organization: Xerox Webster Research Center
- Lines: 37
- Approved: michael@sm.sony.co.jp
-
- Date: Wed, 23 Dec 1992 19:31:52 GMT
- Message-Id: <MAYER.92Dec23143152@fliff.wrc.xerox.com>
- Newsgroups: comp.windows.x
- References: <9212231058.AA09813@westhawk.uucp>
- Sender: xpert-request@expo.lcs.mit.edu
-
-
- > Here's the short form:
- > - 8 bit image in backing pixmap used to update window
- > - Image drawn in 8 bit X window
- > - Want to draw diagonal lines on top of image that can
- > be removed quickly (i.e. replace them with the data they so
- > recently covered)
- > - Can't do server extensions (too many platforms to support)
- > Betcha can't do it!
-
- How about redrawing the lines using GX with the following set:
-
- function: GXcopy
- fill_style: FillSolid
- tile: the backing pixmap
- ts_x_origin: 0
- ts_y_origin: 0
-
- I belive that this will cause the lines to be overwritten with the
- image.
-
-
-
-
- --
- -- Jim Mayer
- Phone: (716) 422-9407
- Webster Research Center Intelnet phone: 8*222-9407
- Xerox Corporation Internet Email: mayer@wrc.xerox.com
- 800 Phillips Road, 0128-29E XNS Email: James L Mayer:Wbst128:xerox
- Webster, New York 14580 Facsimile: (716) 265-7133
-