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MITK application is too slow
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Description

MainApp performance is very low. E.g. region grower in interactive segmentation is nearly not useable anymore in release mode. In debug mode it is not useable at all.

Event Timeline

Markus is already working on this...

After "researching" what is claimed to be too slow:
(i.e. when MITK is used in Radiology)

  • Slicing an Image with Wheel in a 2D Window appears to be slow when also an segmentation (a Surface) is loaded/generated
  • Loading Images seems slow
  • Interactive Segmentation reacts "laggy"

Region Growing is almost unusable slow...
An example dataset is:
G:\home\hartmanp\I0000006.vol

Slicing an Image with Wheel in a 2D Window appears to be slow when also an
segmentation (a Surface) is loaded/generated

-> is fixed, was a global reinit problem

Loading Images seems slow
-> implement streaming load

Bug is not very specific. My images load in accetpable speed. Can we maybe close this, Markus?

One reason for the very slow slicing could be that a bounding box is calculated for every slice in order to handle oblique slicing. In most cases (when you slice axis-parallel through an image) this is completly unnecessary. I think this is even done 3 times (because we have 3 render windows) if you slice just through one dimension.

I would like to talk with Markus about this and move it to the T8165. Unfortunately, this does not really make sense until I finished T7027.

Resetting all bugs without active assignee flag to "CONFIRMED". Change status to IN_PROGRESS if you are working on it.

kislinsk changed the task status from Invalid to Spite.Jun 27 2018, 1:32 PM
kislinsk added a project: Bulk Edit.
kislinsk changed the task status from Spite to Invalid.Jun 27 2018, 1:36 PM
kislinsk removed a project: Bulk Edit.