From: matomira@di.epfl.ch (Fernando Mato Mira)
Subject: Re: Multiple dispatch (was Re: C++ not OOP?)
Date: 1995/04/19
Date: 1995-04-19T00:00:00+00:00 [thread overview]
Message-ID: <3n3hfq$8vm@disunms.epfl.ch> (raw)
In-Reply-To: 3n1als$ksi@no-names.nerdc.ufl.edu
In article <3n1als$ksi@no-names.nerdc.ufl.edu>, kem@prl.ufl.edu (Kelly Murray) writes:
> One could do it using a NO OBJECT DISPATCH too, using a two-dimensional
> array where each shape and device is given a unique index.
> Then we can define functions for each pairing filling the table
> initially with default primitives.
>
> (defun draw (any-dev any-shape)
> (funcall (aref *draw-table (device-index any-dev)
> (shape-index any-shape))))
>
> To add a device or shape, create a new index, and a bigger table.
^^^^^
There's a kind of two-level dispatch in IRIS Inventor
(first one is a table lookup) because of C++'s limitations
(eg: impossibility of adding virtuals to a class without
access to its sources).
--
F.D. Mato Mira http://ligwww.epfl.ch/matomira.html
Computer Graphics Lab matomira@epfl.ch
EPFL FAX: +41 (21) 693-5328
next prev parent reply other threads:[~1995-04-19 0:00 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
1995-04-02 0:00 Language Efficiency Robert C. Bethel
1995-04-04 0:00 ` Bob Kitzberger
1995-04-05 0:00 ` Mike Wilson
1995-04-05 0:00 ` Larry Kilgallen
1995-04-05 0:00 ` David Weller
1995-04-04 0:00 ` Harold P Zbiegien
1995-04-04 0:00 ` Larry Kilgallen
1995-04-06 0:00 ` Robert Dewar
1995-04-04 0:00 ` Kennel
1995-04-05 0:00 ` Ray Toal
1995-04-07 0:00 ` Robert Dewar
1995-04-19 0:00 ` Fergus Henderson
1995-04-19 0:00 ` Robert Dewar
1995-04-20 0:00 ` Kennel
1995-04-19 0:00 ` Robert Dewar
[not found] ` <3m9o9q$igf@stc06.ctd.ornl.gov>
[not found] ` <D6ss6z.Gvw@mcshub.dcss.mcmaster.ca>
[not found] ` <dewar.797512974@gnat>
[not found] ` <3mbmd5$s06@icebox.mfltd.co.uk>
1995-04-19 0:00 ` Multiple dispatch (was Re: C++ not OOP?) Robert I. Eachus
[not found] ` <D6uA77.Lqp@mcshub.dcss.mcmaster.ca>
[not found] ` <dewar.797566928@gnat>
[not found] ` <D6vxDG.JKJ@mcshub.dcss.mcmaster.ca>
[not found] ` <dewar.797636710@gnat>
[not found] ` <D6xF22.38H@mcshub.dcss.mcmaster.ca>
[not found] ` <dewar.797729041@gnat>
[not found] ` <3msdop$862@stc06.ctd.ornl.gov>
1995-04-19 0:00 ` Language Efficiency Paul Graham
1995-04-19 0:00 ` Robert Dewar
[not found] ` <3mcfbf$psl@acmez.gatech.edu>
[not found] ` <3mgnkc$e3j@atlantis <3muaif$46u@atlantis.utmb.edu>
[not found] ` <3n0lsu$nio@druid.borland.com>
[not found] ` <3n0uvi$8jt@atlantis.utmb.edu>
1995-04-19 0:00 ` C++ not OOP? (Was: " Fernando Mato Mira
1995-04-19 0:00 ` Curtis Bass
1995-04-19 0:00 ` David Weller
1995-04-20 0:00 ` Curtis Bass
1995-04-20 0:00 ` David Weller
1995-04-20 0:00 ` Curtis Bass
1995-04-21 0:00 ` Fernando Mato Mira
1995-04-21 0:00 ` Robert Martin
1995-04-21 0:00 ` Ed Osinski
1995-04-20 0:00 ` Robert Dewar
1995-04-21 0:00 ` Curtis Bass
1995-04-21 0:00 ` Robert Dewar
1995-04-21 0:00 ` Robert Martin
1995-04-20 0:00 ` Matt Austern
1995-04-21 0:00 ` Robert Martin
1995-04-21 0:00 ` Curtis Bass
1995-04-21 0:00 ` Robert Martin
1995-04-21 0:00 ` Curtis Bass
1995-04-21 0:00 ` Ed Osinski
1995-04-21 0:00 ` Matt Austern
1995-04-22 0:00 ` Robert Martin
1995-04-22 0:00 ` OOAD courses by Object Mentor cjames
1995-04-22 0:00 ` C++ not OOP? (Was: Language Efficiency David Weller
[not found] ` <3mcoh6$add@Starbase.NeoSoft.COM>
[not found] ` <3mdrpf$3o9@disunms.epfl.ch>
[not found] ` <dewar.797608300@gnat>
[not found] ` <3mg45s$5r7@disunms.epfl.ch>
[not found] ` <3mjc8c$630@crcnis3.unl.edu>
[not found] ` <D71Gs9.2FG@nntpa.cb.att.com>
[not found] ` <EACHUS.95Apr17162921@spectre.mitre.org>
[not found] ` <3n1als$ksi@no-names.nerdc.ufl.edu>
1995-04-19 0:00 ` Fernando Mato Mira [this message]
[not found] ` <1995Apr13.152104@di.epfl.ch>
1995-04-21 0:00 ` James McKim
[not found] ` <3mgnkc$e3j@atlantis.utmb.edu>
[not found] ` <1995Apr13.180317.3308@rcmcon.com>
[not found] ` <3muaif$46u@atlantis.utmb.edu>
1995-04-21 0:00 ` Robert Martin
1995-04-21 0:00 ` Curtis Bass
1995-04-21 0:00 ` Robert Dewar
1995-04-22 0:00 ` Robert Martin
[not found] ` <3mk65q$1kti@watnews1.watson.ibm.com>
[not found] ` <3muavq$46u@atlantis.utmb.edu>
1995-04-21 0:00 ` Norman H. Cohen
1995-04-21 0:00 ` Curtis Bass
1995-04-19 0:00 ` Harley Davis
1995-04-19 0:00 ` Multiple dispatch (was Re: C++ not OOP?) Kenneth Almquist
[not found] ` <MATT.95Apr17124932@physics10.berkeley.edu>
[not found] ` <3mujnl$4u8@atlantis.utmb.edu>
1995-04-20 0:00 ` C++ not OOP? (Was: Language Efficiency ron house
1995-04-21 0:00 ` Robert Martin
1995-04-21 0:00 ` Curtis Bass
1995-04-21 0:00 ` Multiple dispatch (was Re: C++ not OOP?) Robert I. Eachus
1995-04-21 0:00 ` C++ not OOP? (Was: Language Efficiency Norman H. Cohen
1995-04-21 0:00 ` Fernando Mato Mira
1995-04-21 0:00 ` Erik Naggum
1995-04-19 0:00 ` Adam Beneschan
1995-04-19 0:00 ` Robert Dewar
[not found] ` <dewar.797469506@gnat>
[not found] ` <1995Apr10.095958@di.epfl.ch>
[not found] ` <dewar.797513130@gnat>
[not found] ` <1995Apr10.165638@di.epfl.ch>
[not found] ` <D6yGqv.4BG@nntpa.cb.att.com>
1995-04-21 0:00 ` Fergus Henderson
1995-04-22 0:00 ` Kenneth Almquist
1995-04-20 0:00 ` Matt Austern
1995-04-21 0:00 ` Robert I. Eachus
1995-04-05 0:00 ` Mitch Gart
1995-04-05 0:00 ` Lawrence Free/ A.F. Software Services
1995-04-06 0:00 ` Ken Leidner
1995-04-06 0:00 ` Larry Kilgallen
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