POV-Ray : Newsgroups : povray.beta-test : bug : orthographic angle and declared camera Server Time
1 Nov 2024 11:14:20 EDT (-0400)
  bug : orthographic angle and declared camera (Message 1 to 2 of 2)  
From: Fabien Mosen
Subject: bug : orthographic angle and declared camera
Date: 18 May 2002 03:27:04
Message: <3CE6010D.4080007@skynet.be>
When using a declared camera, the orthographic projection
doesn't ajust properly to the specified angle.  (with
a non-declared camera, it works as expected).

Example :
//=====================================================
#include "colors.inc"

#declare Cam1 =
camera {
  //orthographic //<-- uncomment this to see the problem
  location <150,150,150> look_at 0
  angle 10
  }

camera {Cam1}

sphere {0,5 pigment {Red}}

light_source {<500,1500,500> White*1.5}
//=====================================================


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From: Thorsten Froehlich
Subject: Re: bug : orthographic angle and declared camera
Date: 18 May 2002 04:25:00
Message: <3ce60fdc@news.povray.org>
In article <3CE### [at] skynetbe> , Fabien Mosen 
<fab### [at] skynetbe>  wrote:

> When using a declared camera, the orthographic projection
> doesn't ajust properly to the specified angle.  (with
> a non-declared camera, it works as expected).

The bug was reported recently:

Date: Tue, 14 May 2002 09:58:13 +0200
From: Mark Weyer <wey### [at] fregemathematikuni-freiburgde>
Newsgroups: povray.beta-test
Subject: a declared camera bug (transformations)
Message-ID: <3ce0d38c@news.povray.org>
Xref: news.povray.org povray.beta-test:5997

Essentially everything was applied twice because it used to be possible to
make changes to a declared camera when copying.  The next beta limits those
changes to tranformations only (which will then work correctly, of course).

    Thorsten

____________________________________________________
Thorsten Froehlich, Duisburg, Germany
e-mail: tho### [at] trfde

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