[Paraview] How to cut a scalar data file with a previously generated iso-surface ?

Stéphane Montésino Stephane.Montesino at hmg.inpg.fr
Thu Mar 30 12:50:43 EST 2006


You ' re right.
I can colorize it by the Magnitude of  the vorticity field.
So, I just need to write the streamwise Vorticity component as a scalar 
that I define in the case file


Berk Geveci wrote:

>Since both share the geometry, why not put them in the same case file?
>That way, you can directly color the isosurface with the other array.
>Am I missing something?
>
>On 3/30/06, Stéphane Montésino <Stephane.Montesino at hmg.inpg.fr> wrote:
>  
>
>>The 4 files
>>vector per node: Vorticity
>>Vorticity-Channel_512x128x256-**********-001.vec
>>vector per node: Vorticity
>>Vorticity-Channel_512x128x256-**********-002.vec
>>vector per node: Vorticity
>>Vorticity-Channel_512x128x256-**********-003.vec
>>vector per node: Vorticity
>>Vorticity-Channel_512x128x256-**********-004.vec
>>
>>are  4 data file associated to 4 part of  the geometry
>>
>>
>>I generate  isosurfaces with iso values of the scalar: Vortex.
>>
>>I would like to colorize these surface with the streamwise components of
>>the vorticity
>>
>>
>>
>>Berk Geveci wrote:
>>
>>    
>>
>>>Ok. I am confused. You have 4 scalars with the same name? Which one of
>>>these are you isosurfacing with and which do you want to color by?
>>>
>>>-Berk
>>>
>>>On 3/30/06, Stéphane Montésino <Stephane.Montesino at hmg.inpg.fr> wrote:
>>>
>>>
>>>      
>>>
>>>>Berk Geveci wrote:
>>>>
>>>>
>>>>
>>>>        
>>>>
>>>>>Can you send me your case files?
>>>>>
>>>>>On 3/30/06, Stéphane Montésino <Stephane.Montesino at hmg.inpg.fr> wrote:
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>          
>>>>>
>>>>>>The two dataset has the same geometry stored in the same file
>>>>>>channel_512x128x256 .geo
>>>>>>
>>>>>>Berk Geveci wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>            
>>>>>>
>>>>>>>Do the two datasets (the one that you generated the isosurface from
>>>>>>>and the one that has the vorticity) have the same geometry?
>>>>>>>
>>>>>>>-Berk
>>>>>>>
>>>>>>>On 3/29/06, Stéphane Montésino <Stephane.Montesino at hmg.inpg.fr> wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>              
>>>>>>>
>>>>>>>>By using the isosurface filter, I can visualize some hairpin vortices in
>>>>>>>>my flow.
>>>>>>>>But I  would like to visualize the sens of the rotation of these vortices.
>>>>>>>>To do so,  I would like to colorize it by the streamwise vorticty .
>>>>>>>>
>>>>>>>>How to colorize an iso-surface with another scalar value coming  from
>>>>>>>>another data file ?
>>>>>>>>(I can only colorize the iso-surface with the iso-value, the property
>>>>>>>>the normal or the gradient)
>>>>>>>>
>>>>>>>>Or
>>>>>>>>
>>>>>>>>How to cut a scalar data file with a previously generated iso-surface ?
>>>>>>>>(I can only cut a data file with a plane or a sphere)
>>>>>>>>
>>>>>>>>
>>>>>>>>--
>>>>>>>>Stephane MONTESINO
>>>>>>>>
>>>>>>>>PhD Student                     tel:+33 4 76 82 52 91
>>>>>>>>LEGI                            fax:+33 4 76 82 70 22
>>>>>>>>BP 53
>>>>>>>>38041 Grenoble Cedex            email: stephane.montesino at hmg.inpg.fr
>>>>>>>>France                          http://www.legi.hmg.inpg.fr
>>>>>>>>
>>>>>>>>_______________________________________________
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>                
>>>>>>>>
>>>>>>
>>>>>>            
>>>>>>
>>>>>          
>>>>>
>>>>--
>>>>Stephane MONTESINO
>>>>
>>>>PhD Student                     tel:+33 4 76 82 52 91
>>>>LEGI                            fax:+33 4 76 82 70 22
>>>>BP 53
>>>>38041 Grenoble Cedex            email: stephane.montesino at hmg.inpg.fr
>>>>France                          http://www.legi.hmg.inpg.fr
>>>>
>>>>
>>>>
>>>>FORMAT
>>>>type: ensight gold
>>>>
>>>>GEOMETRY
>>>>model:  Channel_512x128x256.geo
>>>>
>>>>VARIABLE
>>>>scalar per node: Vortex   Vortex-Channel_512x128x256-**********-001.scl
>>>>scalar per node: Vortex   Vortex-Channel_512x128x256-**********-002.scl
>>>>scalar per node: Vortex   Vortex-Channel_512x128x256-**********-003.scl
>>>>scalar per node: Vortex   Vortex-Channel_512x128x256-**********-004.scl
>>>>
>>>>TIME
>>>>time set: 1
>>>>number of steps:     2
>>>>filename start number:    300002
>>>>filename increment:   2
>>>>time values:
>>>>    300002.000
>>>>    300004.000
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>        
>>>>
>>>      
>>>
>>--
>>Stephane MONTESINO
>>
>>PhD Student                     tel:+33 4 76 82 52 91
>>LEGI                            fax:+33 4 76 82 70 22
>>BP 53
>>38041 Grenoble Cedex            email: stephane.montesino at hmg.inpg.fr
>>France                          http://www.legi.hmg.inpg.fr
>>
>>
>>
>>FORMAT
>>type: ensight gold
>>
>>GEOMETRY
>>model:  Channel_512x128x256.geo
>>
>>VARIABLE
>>vector per node: Vorticity   Vorticity-Channel_512x128x256-**********-001.vec
>>vector per node: Vorticity   Vorticity-Channel_512x128x256-**********-002.vec
>>vector per node: Vorticity   Vorticity-Channel_512x128x256-**********-003.vec
>>vector per node: Vorticity   Vorticity-Channel_512x128x256-**********-004.vec
>>
>>TIME
>>time set: 1
>>number of steps:     2
>>filename start number:    300002
>>filename increment:   2
>>time values:
>>     300002.000
>>     300004.000
>>
>>
>>
>>    
>>
>>
>  
>


-- 
Stephane MONTESINO

PhD Student                     tel:+33 4 76 82 52 91
LEGI                            fax:+33 4 76 82 70 22
BP 53
38041 Grenoble Cedex            email: stephane.montesino at hmg.inpg.fr
France                          http://www.legi.hmg.inpg.fr 

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