Wolfman Art - Substance painter

make sure high poly is overlapping low poly this ensure that maps are projected correctly (i.e. normals, bump maps, etc.) Exporting Export as an .FBX file Settings: Smoothing groups, Triangulate and Preserve Wedge Orientation Assigning Color IDs If you apply the Material Multi/Sub Object to your meshes, the material IDs will appear when you import into Substance Painter. 

make sure you're out of sub-object mode click and drag assigned color to multi-subobject and onto model from Slate Material Editor In Slate Material Editor:  -create a multi-subobject -create 4 shaded materials; link self-illumination to multi-subobject (red, blue, yellow and green) parameters - ambient and diffuse set to specified color and then, under self-illumination, type in "100" If you apply the Material Multi/Sub Object to your meshes, the material IDs will appear when you import into Substance Painter.