Re: [Paraview] Surface representation inconsistency

2014-03-17 Thread Richard Grenon

Hello.

For the first issue, I don't know.

For the second issue, the Gouraud lighting is active only on surface 
with normals. Paraview considers data as 3D volume, even if you are 
reading surface data. So, you have to use the Extract Surface filter, 
then the Generate Surface Normals fiter. Gouraud lighting would be 
applied on the Generate Surface Normals object.

1.   Inconsistent rendered images between still and interactive as shown
in the first two pictures. It should be showing the muscle blockset during
interaction instead of the skeletal blockset. It appears that last known
render is still presiding in the memory during interaction. How can I flush
it?

2.   Inconsistent lighting effect on different objects as depicted in
the last image. Changing from Flat to Gouraud does not affecting the left
side object, it still would apply Flat lighting, which in turn causing it to
appear pixelated.  How do I remedy this?


--
 Richard GRENON
 ONERA
 Departement d'Aerodynamique Appliquee - DAAP/ACI
 8 rue des Vertugadins
 92190 MEUDON - FRANCE
 phone : +33 1 46 73 42 17
 fax   : +33 1 46 73 41 46
 mailto:richard.gre...@onera.fr
 http://www.onera.fr

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Re: [Paraview] Surface representation inconsistency

2014-03-17 Thread Den Fairol
Hi Richard,

Your recipe seems to be working in reverse, i.e. taking effect during
interaction but not while still rendering. How do I counteract this
behavior?

Thank you and regards,
Den
   

-Original Message-
From: Richard Grenon [mailto:richard.gre...@onera.fr] 
Sent: 17 March 2014 4:51 PM
To: paraview@paraview.org; den.fai...@infovalley.net.my
Subject: Re: [Paraview] Surface representation inconsistency

Hello.

For the first issue, I don't know.

For the second issue, the Gouraud lighting is active only on surface with
normals. Paraview considers data as 3D volume, even if you are reading
surface data. So, you have to use the Extract Surface filter, then the
Generate Surface Normals fiter. Gouraud lighting would be applied on the
Generate Surface Normals object.
 1.   Inconsistent rendered images between still and interactive as
shown
 in the first two pictures. It should be showing the muscle blockset 
 during interaction instead of the skeletal blockset. It appears that 
 last known render is still presiding in the memory during interaction. 
 How can I flush it?

 2.   Inconsistent lighting effect on different objects as depicted in
 the last image. Changing from Flat to Gouraud does not affecting the 
 left side object, it still would apply Flat lighting, which in turn 
 causing it to appear pixelated.  How do I remedy this?

--
  Richard GRENON
  ONERA
  Departement d'Aerodynamique Appliquee - DAAP/ACI
  8 rue des Vertugadins
  92190 MEUDON - FRANCE
  phone : +33 1 46 73 42 17
  fax   : +33 1 46 73 41 46
  mailto:richard.gre...@onera.fr
  http://www.onera.fr

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Re: [Paraview] Surface representation inconsistency

2014-03-17 Thread Den Fairol
Hi Richard,

For the record, the pixelated dataset has a point/cell count of 4369/17282
(the other dataset has 955/3820). In term of memory footprint, I don't think
0.51 MB should be of any concern. Tried the Immediate Mode Rendering but
the same result occurred - good interactive quality, bad still quality.

Thank you and regards,
Den


-Original Message-
From: Richard Grenon [mailto:richard.gre...@onera.fr] 
Sent: 17 March 2014 7:51 PM
To: Den Fairol
Cc: paraview@paraview.org
Subject: Re: [Paraview] Surface representation inconsistency

Hi Den,

I am not sure where your problem comes from. I suspect the reason is you
have a very large dataset, so try to alter some render settings.

Use the menu Edit-Settings, select Render View, and the box Use
Immediate Mode Rendering should be checked (look at the image). If the box
is not checked, display lists are used. Display lists improve performance
for small datasets but are not recommended for large datasets due to
excessive memory usage and long display list creation times. Look at the
message when the mouse is over the box.

Richard.

Le 17/03/2014 10:52, Den Fairol a écrit :
 Hi Richard,

 Your recipe seems to be working in reverse, i.e. taking effect during 
 interaction but not while still rendering. How do I counteract this 
 behavior?

 Thank you and regards,
 Den
 



--
  Richard GRENON
  ONERA
  Departement d'Aerodynamique Appliquee - DAAP/ACI
  8 rue des Vertugadins
  92190 MEUDON - FRANCE
  phone : +33 1 46 73 42 17
  fax   : +33 1 46 73 41 46
  mailto:richard.gre...@onera.fr
  http://www.onera.fr


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