info-inventor
[Top] [All Lists]

Re: ScreenArea of an object ???

To: Cyril ZEKSER <czekser@xxxxxxxxxxxxxx>
Subject: Re: ScreenArea of an object ???
From: Haykel ben Jemia <haykel@xxxxxxxxxxxxxxx>
Date: Fri, 2 Mar 2001 15:27:49 +0100
Cc: hotline@xxxxxxxxxxxxxx, info-inventor@xxxxxxxxxxx
In-reply-to: <3A9F73B8.D60D95F3@xxxxxxxxxxxxxx>; from czekser@xxxxxxxxxxxxxx on Fri, Mar 02, 2001 at 11:19:36AM +0100
References: <3A9F73B8.D60D95F3@xxxxxxxxxxxxxx>
Sender: owner-inventor@xxxxxxxxxxx
Hi,

tray to look at the methods of SbViewVolume like  projectToScreen() which
 "Maps the 3D point in world coordinates to a 2D point in normalized
  screen coordinates (0 <= x,y,z <= 1)." (From the man page of SbViewVolume)

You get the view volume with getViewVolume() of the camera.

bye,
Haykel
--
On Fri, Mar 02, 2001 at 11:19:36AM +0100, Cyril ZEKSER wrote:
> Hi all,
> 
> I want to perform an action that returns me the Screen Area of an object. I 
> know how to retrieve the
> world Bounding Box, but not hte screen area in the viewport of the object.
> 
> Is there a fast way to do that ??
> 
> Thanks in advance
> 
> Cyril ZEKSER
> VISIOSPACE
> 

-- 
       _/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
      _/ Haykel Ben Jemia            _/_/_/_/_/
     _/ Mail  : Haykel@xxxxxxxxxxxxxxx _/
    _/ Voice : ++49-030-3010 23 32  _/_/
   _/ ICQ : 5130782_/_/_/_/_/_/_/_/_/_/
    _/_/_/_/_/_/_/_/

<Prev in Thread] Current Thread [Next in Thread>