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OCIO Config error on Maya start if Saturation is 0.0

kolja.huebschmann
Explorer

OCIO Config error on Maya start if Saturation is 0.0

kolja.huebschmann
Explorer
Explorer

On Maya 2022 on a CentOS 7 system I ran into the issue, that if my OCIO CDL file did contain

<Saturation>0</Saturation>

Maya did pop up with an error message (screenshot) and this log:

Error: Singular Matrix can't be inverted.
Error: Failed to apply color management settings on file open: Singular Matrix can't be inverted.. 

I would assume it should be possible to have a 0 in saturation?

 

Workaround

use: 

<Saturation>0.001</Saturation>

 

Full CDL:

<ColorCorrection>
<SOPNode>
<Slope>0.89 0.89 0.89</Slope>
<Offset>0 0 0</Offset>
<Power>1 1 1</Power>
</SOPNode>
<SatNode>
<Saturation>0</Saturation>
</SatNode>
</ColorCorrection>

 

Hope posting this investigation here is the correct place.

Cheers Kolja

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