I want to extract the R+G and the B+A Channels separately to create 2 separate normal textures.

i created a Texture and plugged the green and red channel of two different normal maps into this one texture.
The first normal map has the R and G channels and the second one has the B and the A channels.
Now i want to extract the R and the G and combine it with a Vector 3 (0,0,1) to get one normal map.

how can i do that?

thank you guys in advance!

thank you very much!

one more problem
i want to write it as a material function
and it does not work like that…!
do you have any idea?
alt text

If I understand you correctly, that would be done like this:

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