ID 445003 - Poor performance with transforms via a merge mesh operation.

​Problem summary

Poor performance with transforms via a merge mesh operation.

Customer reported version
14.1__14.1v1

Customer reported platform
windows10

Steps to reproduce

1) Download and open the attached scene file.
2) Go to the Setup layout and select the Merge Meshes node.
3) Select a different frame and notice the delay.

4) Navigate around the scene file toggling Source World Transform off and on and notice the delays.

​

Expected behaviour

The scene file should be fairly responsive.

Actual behaviour
Large slowdowns when using the Merge Meshes operation.

Workaround
Unknown. 

Reproduced by support

This bug has been reproduced in:

14.1v1 - Windows 10

14.0v2 - Windows 10

14.0v1 - Windows 10

13.2v1 - Windows 10

13.1v1 - Windows 10

13.0v1 - Windows 10

12.2v2 - Windows 10

12.1v2 - Windows 10

12.0v1 - Windows 10

11.2v3 - Windows 10

Earliest version tested

11.2v3 - This issue appears to be in all versions of the product.