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UDIM and other Tiled Texture formats
FEATURE IN BETA STAGE - THIS DOCUMENTATION IS STILL IN PROGRESS
UDIM (developed by Foundry's Mari) and other Tiled Texture formats are basically an evolution of the UV concept. The main drawback of the traditional UV map is that you can not have different mapping resolutions for each part of the model. If you have one single UV map for the entire model, and a specific part of the model needs to be highly detailed, for example the face, you are forced to make the entire body texture at that high resolution, creating large files unnecessarily.
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