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This is a little more difficult to do. GameGuru wasn't really designed to use multi-texture objects by default, but it was added in a rudimentary form.
Import as normal using your main textures, then navigate to the folder the importer saved it in, find its .FPE file and delete the name of the texture listed under the texture fields and save it.
so for example if it said:
then change it to:
do the same for the other texture? fields if there are any.
As long as the textures are in the same folder as the model and .fpe, and your modelling software has named those textures in the model file then gameguru should now display it as a multitexture
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