Hello,

I noticed that Paraview redraws a scene whenever the mouse cursor passes over 
the color legend or a text source. This is especially noticeable when one 
performs volume rendering on unstructured grids which takes some time to 
render. Each time I accidentally cross the color legend or a text source with 
the cursor, Paraview redraws the scene twice, wasting a lot of time.

To reproduce you need to volume render an unstructured data set which is big 
enough to take a few seconds on your machine. In my case I generated a wavelet 
source with the following extents:
-100 10
-100 10
-100 10

Thresholded the whole RTData extent to convert into an unstructured grid and 
volume rendered the Threshold. Once you see the volume render hover the mouse 
cursor over the color legend and your scene will be re-rendered.

Regards,
Lukasz



[Beschreibung: Beschreibung: Description : cid:image001.png@01CF0B8F.DB7831F0]
Łukasz Paluszek
Airbus Helicopters
Aerodynamics Department (ETGA)
86607 Donauwörth
Germany
Tel.: +49 (90) 671 8231
Fax.: +49 (90) 671 9122
lukasz.palus...@airbus.com<mailto:lukasz.palus...@airbus.com>


AIRBUS HELICOPTERS DEUTSCHLAND GmbH

Sitz der Gesellschaft / Registered Office: Donauwörth

Registergericht / Registration Court: Amtsgericht Augsburg HRB 16508

Vorsitzender des Aufsichtsrates / Chairman of the Supervisory Board: Guillaume 
Faury

Geschäftsführung / Board of Management: Dr. Wolfgang Schoder, Vorsitzender / 
CEO; Johannes Kleidorfer; Dr. Klaus Przemeck; Martin Schübel; Stefan Thomé

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