what's mean of Your GPU "GeForce GT 740M" isn't in the ICP Step performance database

[CNchence]

when i run ./CoFusion -l /to/my/teddy-handover.klg , and i get that
Your GPU "GeForce GT 740M" isn't in the ICP Step performance database, please add it
Your GPU "GeForce GT 740M" isn't in the RGB Step performance database, please add it
Your GPU "GeForce GT 740M" isn't in the RGB Res performance database, please add it
Your GPU "GeForce GT 740M" isn't in the SO3 Step performance database, please add it
what does that mean?

[martinruenz]

Is is possible to specify the number of threads and blocks used based on your GPU. Have a look at this file to see how this is done:
https://github.com/martinruenz/co-fusion/blob/master/Core/Utils/GPUConfig.h